Winter Vivern Analysis

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IOB - Indicator of Behavior (148)

Timeline

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Lang

en	102
de	12
ru	8
ja	6
es	4

Country

us	64
il	12
ru	10
de	8
ar	4

Actors

Winter Vivern	8
Mirai	5
RedLine Stealer	5
Cobalt Strike	4
Rhadamanthys	3

Activities

Interest

Timeline

Type

Not Defined	56
Operating System	12
Content Management System	12
Web Server	8
WordPress Plugin	8

Vendor

Not Defined	58
Microsoft	18
Looknet	4
YusASP	2
Oracle	2

Product

Microsoft Windows	12
nginx	4
Looknet FineShop	4
YusASP Web Asset Manager	2
OpenSSH	2

Vulnerabilities

#	Vulnerability	Base	Temp	0day	Today	Exp	Rem	EPSS	CTI	CVE
1	Vmware Workspace ONE Access/Identity Manager Template injection	9.8	9.4	$5k-$25k	$0-$5k	High	Official Fix	0.97449	0.00	CVE-2022-22954
2	nginx request smuggling	6.9	6.9	$0-$5k	$0-$5k	Not Defined	Not Defined	0.00241	2.62	CVE-2020-12440
3	binutils Table elf.c _bfd_elf_slurp_version_tables heap-based overflow	5.5	5.3	$0-$5k	$0-$5k	Not Defined	Official Fix	0.00048	0.00	CVE-2023-1972
4	Looknet FineShop index.php cross site scripting	4.3	4.1	$0-$5k	$0-$5k	Proof-of-Concept	Unavailable	0.00587	0.00	CVE-2006-3235
5	woocommerce-gutenberg-products-block sql injection	7.3	7.0	$0-$5k	$0-$5k	Not Defined	Official Fix	0.09768	0.00	CVE-2021-32789
6	Microsoft Windows access control	5.7	5.6	$5k-$25k	$0-$5k	Not Defined	Official Fix	0.00083	0.02	CVE-2019-1074
7	BTCPay Server Payment Button Privilege Escalation	6.5	6.2	$0-$5k	$0-$5k	Not Defined	Official Fix	0.00166	0.02	CVE-2021-29249
8	BTCPay Server POS Add Products cross site scripting	3.5	3.5	$0-$5k	$0-$5k	Not Defined	Not Defined	0.00054	0.02	CVE-2021-29250
9	MikroTik RouterOS SMB memory corruption	8.5	8.4	$0-$5k	$0-$5k	High	Official Fix	0.88065	0.00	CVE-2018-7445
10	cPanel cpsrvd cross site scripting	5.0	4.9	$0-$5k	$0-$5k	Not Defined	Official Fix	0.00345	0.03	CVE-2023-29489
11	Next.js _error.js redirect	5.0	4.8	$0-$5k	$0-$5k	Not Defined	Official Fix	0.00066	0.05	CVE-2021-37699
12	OpenBSD OpenSSH PKCS 11 unquoted search path	7.4	7.1	$5k-$25k	$5k-$25k	Proof-of-Concept	Official Fix	0.02999	0.03	CVE-2023-38408
13	Aquifer CMS index.asp cross site scripting	4.3	4.1	$0-$5k	$0-$5k	Proof-of-Concept	Not Defined	0.00414	0.00	CVE-2006-0122
14	Netsweeper index.php improper authentication	7.5	7.3	$0-$5k	$0-$5k	Proof-of-Concept	Official Fix	0.07788	0.00	CVE-2014-9611
15	Basti2web Book Panel books.php sql injection	7.3	7.0	$0-$5k	$0-$5k	High	Official Fix	0.00064	0.05	CVE-2009-4889
16	SourceCodester Online Clothing Store offer.php cross site scripting	4.8	4.8	$0-$5k	$0-$5k	Proof-of-Concept	Not Defined	0.00220	0.00	CVE-2020-28139
17	Apache HTTP Server mod_proxy request smuggling	7.4	7.3	$5k-$25k	$5k-$25k	Not Defined	Official Fix	0.00739	0.10	CVE-2023-25690
18	Citrix NetScaler ADC/NetScaler Gateway code injection	9.8	9.6	$25k-$100k	$5k-$25k	High	Official Fix	0.91186	0.07	CVE-2023-3519
19	FluentForm Plugin sql injection	4.7	4.6	$0-$5k	$0-$5k	Not Defined	Not Defined	0.00076	0.02	CVE-2023-24410
20	wkhtmltopdf HTML File pathname traversal	5.9	5.9	$0-$5k	$0-$5k	Not Defined	Not Defined	0.00480	0.15	CVE-2020-21365

Campaigns (1)

These are the campaigns that can be associated with the actor:

CVE-2023-5631

IOC - Indicator of Compromise (11)

These indicators of compromise highlight associated network ressources which are known to be part of research and attack activities.

ID	IP address	Hostname	Actor	Campaigns	Identified	Type	Confidence
1	37.252.5.133		Winter Vivern		03/22/2022	verified	High
2	37.252.9.123	gw.r-service.info	Winter Vivern		03/22/2022	verified	High
3	38.180.76.31		Winter Vivern	CVE-2023-5631	10/29/2023	verified	High
4	XX.XXX.XXX.XXX		Xxxxxx Xxxxxx		03/20/2024	verified	High
5	XX.XX.XXX.XXX		Xxxxxx Xxxxxx		03/20/2024	verified	High
6	XX.XX.XXX.XXX	xx.xx.xxx.xxx.xxxxxxx.xx	Xxxxxx Xxxxxx		04/05/2023	verified	High
7	XXX.XX.XX.XX		Xxxxxx Xxxxxx		04/05/2023	verified	High
8	XXX.XX.XXX.XXX	xxxxxxxx.xxxxxxxxxxx.xxx	Xxxxxx Xxxxxx		04/05/2023	verified	High
9	XXX.XX.XXX.XXX	xxxxxxxx.xxxxxxxxxxx.xxx	Xxxxxx Xxxxxx		04/05/2023	verified	High
10	XXX.XXX.XXX.XX		Xxxxxx Xxxxxx		03/22/2022	verified	High
11	XXX.XX.XXX.XX		Xxxxxx Xxxxxx		04/05/2023	verified	High

TTP - Tactics, Techniques, Procedures (16)

Tactics, techniques, and procedures summarize the suspected MITRE ATT&CK techniques used. This data is unique as it uses our predictive model for actor profiling.

ID	Technique	Class	Vulnerabilities	Access Vector	Type	Confidence
1	T1006	CAPEC-126	CWE-21, CWE-22	Path Traversal	predictive	High
2	T1040	CAPEC-102	CWE-319	Authentication Bypass by Capture-replay	predictive	High
3	T1055	CAPEC-10	CWE-74	Improper Neutralization of Data within XPath Expressions	predictive	High
4	T1059	CAPEC-242	CWE-94	Argument Injection	predictive	High
5	TXXXX.XXX	CAPEC-209	CWE-XX, CWE-XX	Xxxxx Xxxx Xxxxxxxxx	predictive	High
6	TXXXX	CAPEC-122	CWE-XXX, CWE-XXX, CWE-XXX	Xxxxxxxxx Xxxx Xxxxxxxxxxx Xxxxxxxxxx	predictive	High
7	TXXXX	CAPEC-108	CWE-XX	Xxxxxxx Xxxxx Xx Xxxxxxxxxx Xxxxxxxxxx Xxxxxxxxx	predictive	High
8	TXXXX.XXX	CAPEC-178	CWE-XXX	Xxxx Xxxxxxxx	predictive	High
9	TXXXX	CAPEC-	CWE-XXX	7xx Xxxxxxxx Xxxxxxxx	predictive	High
10	TXXXX	CAPEC-184	CWE-XXX	Xxxxxxxx Xx Xxxx Xxxxxxx Xxxxxxxxx Xxxxx	predictive	High
11	TXXXX	CAPEC-108	CWE-XX	Xxx Xxxxxxxxx	predictive	High
12	TXXXX	CAPEC-	CWE-XXX	Xxxxxxxxxxx Xxxxxxxxxx	predictive	High
13	TXXXX.XXX	CAPEC-	CWE-XXX	Xxxxxxxx Xxxxxx Xxxx	predictive	High
14	TXXXX	CAPEC-464	CWE-XXX	Xxxxxxxx Xx Xxxxxxx Xxxxxxxx Xxxxxxxxxxx Xx Xx Xxxxxxxxxxxx Xxxxx	predictive	High
15	TXXXX	CAPEC-116	CWE-XXX	Xxxxxxxxxx Xx Xxxxxxx Xxxxx Xxxxxxx Xxxxxxxxx Xxxxxxxxxxx	predictive	High
16	TXXXX.XXX	CAPEC-1	CWE-XXX	Xxxxxxxxxx Xxxxxxxxxxxxxx Xx Xxxxxxxx Xxxx Xxxxxxxxx	predictive	High

IOA - Indicator of Attack (70)

These indicators of attack list the potential fragments used for technical activities like reconnaissance, exploitation, privilege escalation, and exfiltration. This data is unique as it uses our predictive model for actor profiling.

ID	Class	Indicator	Type	Confidence
1	File	/admin/scripts/pi-hole/phpqueryads.php	predictive	High
2	File	/etc/gsissh/sshd_config	predictive	High
3	File	/goform/WifiBasicSet	predictive	High
4	File	/login/index.php	predictive	High
5	File	/out.php	predictive	Medium
6	File	/spip.php	predictive	Medium
7	File	/web/IndexController.java	predictive	High
8	File	/youthappam/editcategory.php	predictive	High
9	File	admin.php3	predictive	Medium
10	File	xxxxx.xxx?x=xxxxxx&x=xxxxxx&x=xxxxxx	predictive	High
11	File	xxxxx/xxx/xxxxxxxxxxxx	predictive	High
12	File	xxx/xxxxxxx.x	predictive	High
13	File	xxxxxxxxxxxx.xxx	predictive	High
14	File	xxx/xxx.x	predictive	Medium
15	File	xxxxxx.x	predictive	Medium
16	File	xxxxx.xxx	predictive	Medium
17	File	xxxxxxx/xxxxx.xxx?x=xxxx_xxxxx	predictive	High
18	File	xxxxxx.xxx	predictive	Medium
19	File	xxxxxxxx.x	predictive	Medium
20	File	xxxxxxxx/xxxx_xxxxxxxx.xxx	predictive	High
21	File	xxxxxxxxxxxxxx.xxx	predictive	High
22	File	xxxxxxxxxx/xxxxxxxxxx/xxxxxxxxx.xxx	predictive	High
23	File	xxxxx.xxx	predictive	Medium
24	File	xxxxx.xxx?xxxxxx=xxxxxxxxx_xxxxxxxxx/xxxxx	predictive	High
25	File	xxxxxxxxx.x	predictive	Medium
26	File	xxxxxxxx.xxx	predictive	Medium
27	File	xxx/xxxxxxxxx/xxxxx_xxxx.x	predictive	High
28	File	xxxx/xxxxx/xxxxxxx/xxxxxxxx.xx	predictive	High
29	File	xxxxxxx/xxxxx.xxxx.xxx	predictive	High
30	File	xxxxx.xxx	predictive	Medium
31	File	xxxxx/_xxxxx.xx	predictive	High
32	File	xxxxxx/xxxxx.xxx	predictive	High
33	File	xxxxxxxx/xxxxxxx/xxxxxxx.xxxxxxxxxxxxxxxxxxxxx.xxx	predictive	High
34	File	x/xxxxx.xxx	predictive	Medium
35	File	xxxxxx-xxxxxx.xxx	predictive	High
36	File	xxxx-xxxxxxxx.xxx	predictive	High
37	File	xxxxxx.xxx	predictive	Medium
38	File	xxxx/xxxxxx.xxxx	predictive	High
39	File	xxxxx/xxxxx.xxx?xxxxxx=xxxxx	predictive	High
40	File	xx/xxxxx/xxxxxxxx/xxxxxxxxxx-xxxx?xxxxxxxxx_xxxxxxxxx_xxxxxx[][xxxxxxxx]	predictive	High
41	File	xxxxxxxx/xxxxx/xxxxx.xxx	predictive	High
42	File	xxxx.xx	predictive	Low
43	Argument	$x_xxxxxx[xxxxxxxx]	predictive	High
44	Argument	xxxxxx	predictive	Low
45	Argument	xxxxxx	predictive	Low
46	Argument	xxxxx	predictive	Low
47	Argument	xxxxxxxxxxxxxxx	predictive	High
48	Argument	xxxxxxxx	predictive	Medium
49	Argument	xxxxxxxxx/xx/xxxxxxxx	predictive	High
50	Argument	x_xxx	predictive	Low
51	Argument	xx	predictive	Low
52	Argument	xx	predictive	Low
53	Argument	xx/xxxxx	predictive	Medium
54	Argument	xx_xxxxx	predictive	Medium
55	Argument	xxxxxxx	predictive	Low
56	Argument	xxx	predictive	Low
57	Argument	xxxxx xxxxxx	predictive	Medium
58	Argument	xxxx	predictive	Low
59	Argument	xxxxxxxx	predictive	Medium
60	Argument	xxxxxxxx_xxx	predictive	Medium
61	Argument	xxxxxxxx_xx	predictive	Medium
62	Argument	xxxx/xxxxxx/xxxxxxx/xxxxxxxxxx	predictive	High
63	Argument	xxxxxxx[]	predictive	Medium
64	Argument	xxxxx	predictive	Low
65	Argument	xxxxxxx	predictive	Low
66	Argument	x-xxxx-xxxxx	predictive	Medium
67	Input Value	.%xx.../.%xx.../	predictive	High
68	Input Value	x' xxxxx xxxxx(x) xxx 'xxxx'='xxxx	predictive	High
69	Pattern	x\|xx xx xx xx xx xx xx xx xx xx xx xx xx xx xx xx xx xx\|x	predictive	High
70	Network Port	xxx/xxxxx	predictive	Medium

References (6)

The following list contains external sources which discuss the actor and the associated activities:

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