vidar | 3d466f3d0710f015571b152ebf917cd057e540dd7c954d04e9e89f7ebc3851b9

General

Target

3d466f3d0710f015571b152ebf917cd057e540dd7c954d04e9e89f7ebc3851b9.exe
Size

700KB
MD5

198a59b9bc4b0f64b0d59fd40d182e68
SHA1

3dec5a926d068f094a78d282b710a65803b16488
SHA256

3d466f3d0710f015571b152ebf917cd057e540dd7c954d04e9e89f7ebc3851b9
SHA512

223db08c5e77a837b967ee30853e4528caa759fbfe25a7464dba85f74e3b7ce63e62e6a2aacf352ea55ae6f481b0d6c3afe63fab7481bedb2d1af06d49b0624a

Score

10^/10

vidar 921 spyware stealer

Malware Config

Extracted

Family

vidar

Version

39.9

Botnet

921

C2

https://prophefliloc.tumblr.com/

Attributes

profile_id
921

Signatures

Vidar
Vidar is an infostealer based on Arkei stealer.
stealer vidar

Vidar Stealer 3 IoCs

stealer

Processes:

resource	yara_rule
behavioral1/memory/1980-121-0x0000000000400000-0x00000000004A1000-memory.dmp	family_vidar
behavioral1/memory/1980-122-0x000000000046B77D-mapping.dmp	family_vidar
behavioral1/memory/1980-123-0x0000000000400000-0x00000000004A1000-memory.dmp	family_vidar

Downloads MZ/PE file

Loads dropped DLL 2 IoCs

Processes:

3d466f3d0710f015571b152ebf917cd057e540dd7c954d04e9e89f7ebc3851b9.exe

pid	process
1980	3d466f3d0710f015571b152ebf917cd057e540dd7c954d04e9e89f7ebc3851b9.exe
1980	3d466f3d0710f015571b152ebf917cd057e540dd7c954d04e9e89f7ebc3851b9.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Accesses 2FA software files, possible credential harvesting 2 TTPs
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081

Suspicious use of SetThreadContext 1 IoCs

Processes:

3d466f3d0710f015571b152ebf917cd057e540dd7c954d04e9e89f7ebc3851b9.exe

description	pid	process	target process
PID 568 set thread context of 1980	568	3d466f3d0710f015571b152ebf917cd057e540dd7c954d04e9e89f7ebc3851b9.exe	3d466f3d0710f015571b152ebf917cd057e540dd7c954d04e9e89f7ebc3851b9.exe

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2092 1980 WerFault.exe 3d466f3d0710f015571b152ebf917cd057e540dd7c954d04e9e89f7ebc3851b9.exe

pid	pid_target	process	target process
2092	1980	WerFault.exe	3d466f3d0710f015571b152ebf917cd057e540dd7c954d04e9e89f7ebc3851b9.exe

Modifies system certificate store 2 TTPs 2 IoCs

evasion spyware trojan

Install Root Certificate

T1130

Modify Registry

T1112

Processes:

3d466f3d0710f015571b152ebf917cd057e540dd7c954d04e9e89f7ebc3851b9.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349	3d466f3d0710f015571b152ebf917cd057e540dd7c954d04e9e89f7ebc3851b9.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 5c000000010000000400000000080000090000000100000054000000305206082b0601050507030206082b06010505070303060a2b0601040182370a030406082b0601050507030406082b0601050507030606082b0601050507030706082b0601050507030106082b0601050507030853000000010000004300000030413022060c2b06010401b231010201050130123010060a2b0601040182373c0101030200c0301b060567810c010330123010060a2b0601040182373c0101030200c0620000000100000020000000d7a7a0fb5d7e2731d771e9484ebcdef71d5f0c3e0a2948782bc83ee0ea699ef40b000000010000001c0000005300650063007400690067006f002000280041004100410029000000140000000100000014000000a0110a233e96f107ece2af29ef82a57fd030a4b41d00000001000000100000002e0d6875874a44c820912e85e964cfdb030000000100000014000000d1eb23a46d17d68fd92564c2f1f1601764d8e349200000000100000036040000308204323082031aa003020102020101300d06092a864886f70d0101050500307b310b3009060355040613024742311b301906035504080c1247726561746572204d616e636865737465723110300e06035504070c0753616c666f7264311a3018060355040a0c11436f6d6f646f204341204c696d697465643121301f06035504030c18414141204365727469666963617465205365727669636573301e170d3034303130313030303030305a170d3238313233313233353935395a307b310b3009060355040613024742311b301906035504080c1247726561746572204d616e636865737465723110300e06035504070c0753616c666f7264311a3018060355040a0c11436f6d6f646f204341204c696d697465643121301f06035504030c1841414120436572746966696361746520536572766963657330820122300d06092a864886f70d01010105000382010f003082010a0282010100be409df46ee1ea76871c4d45448ebe46c883069dc12afe181f8ee402faf3ab5d508a16310b9a06d0c57022cd492d5463ccb66e68460b53eacb4c24c0bc724eeaf115aef4549a120ac37ab23360e2da8955f32258f3dedccfef8386a28c944f9f68f29890468427c776bfe3cc352c8b5e07646582c048b0a891f9619f762050a891c766b5eb78620356f08a1a13ea31a31ea099fd38f6f62732586f07f56bb8fb142bafb7aaccd6635f738cda0599a838a8cb17783651ace99ef4783a8dcf0fd942e2980cab2f9f0e01deef9f9949f12ddfac744d1b98b547c5e529d1f99018c7629cbe83c7267b3e8a25c7c0dd9de6356810209d8fd8ded2c3849c0d5ee82fc90203010001a381c03081bd301d0603551d0e04160414a0110a233e96f107ece2af29ef82a57fd030a4b4300e0603551d0f0101ff040403020106300f0603551d130101ff040530030101ff307b0603551d1f047430723038a036a0348632687474703a2f2f63726c2e636f6d6f646f63612e636f6d2f414141436572746966696361746553657276696365732e63726c3036a034a0328630687474703a2f2f63726c2e636f6d6f646f2e6e65742f414141436572746966696361746553657276696365732e63726c300d06092a864886f70d010105050003820101000856fc02f09be8ffa4fad67bc64480ce4fc4c5f60058cca6b6bc1449680476e8e6ee5dec020f60d68d50184f264e01e3e6b0a5eebfbc745441bffdfc12b8c74f5af48960057f60b7054af3f6f1c2bfc4b97486b62d7d6bccd2f346dd2fc6e06ac3c334032c7d96dd5ac20ea70a99c1058bab0c2ff35c3acf6c37550987de53406c58effcb6ab656e04f61bdc3ce05a15c69ed9f15948302165036cece92173ec9b03a1e037ada015188ffaba02cea72ca910132cd4e50826ab229760f8905e74d4a29a53bdf2a968e0a26ec2d76cb1a30f9ebfeb68e756f2aef2e32b383a0981b56b85d7be2ded3f1ab7b263e2f5622c82d46a004150f139839f95e93696986e	3d466f3d0710f015571b152ebf917cd057e540dd7c954d04e9e89f7ebc3851b9.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

Processes:

3d466f3d0710f015571b152ebf917cd057e540dd7c954d04e9e89f7ebc3851b9.exeWerFault.exe

pid	process
1980	3d466f3d0710f015571b152ebf917cd057e540dd7c954d04e9e89f7ebc3851b9.exe
1980	3d466f3d0710f015571b152ebf917cd057e540dd7c954d04e9e89f7ebc3851b9.exe
1980	3d466f3d0710f015571b152ebf917cd057e540dd7c954d04e9e89f7ebc3851b9.exe
1980	3d466f3d0710f015571b152ebf917cd057e540dd7c954d04e9e89f7ebc3851b9.exe
1980	3d466f3d0710f015571b152ebf917cd057e540dd7c954d04e9e89f7ebc3851b9.exe
1980	3d466f3d0710f015571b152ebf917cd057e540dd7c954d04e9e89f7ebc3851b9.exe
2092	WerFault.exe
2092	WerFault.exe
2092	WerFault.exe
2092	WerFault.exe
2092	WerFault.exe
2092	WerFault.exe
2092	WerFault.exe
2092	WerFault.exe
2092	WerFault.exe
2092	WerFault.exe
2092	WerFault.exe
2092	WerFault.exe
2092	WerFault.exe
2092	WerFault.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

3d466f3d0710f015571b152ebf917cd057e540dd7c954d04e9e89f7ebc3851b9.exeWerFault.exe

description	pid	process
Token: SeDebugPrivilege	568	3d466f3d0710f015571b152ebf917cd057e540dd7c954d04e9e89f7ebc3851b9.exe
Token: SeRestorePrivilege	2092	WerFault.exe
Token: SeBackupPrivilege	2092	WerFault.exe
Token: SeDebugPrivilege	2092	WerFault.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

3d466f3d0710f015571b152ebf917cd057e540dd7c954d04e9e89f7ebc3851b9.exe

description	pid	process	target process
PID 568 wrote to memory of 1980	568	3d466f3d0710f015571b152ebf917cd057e540dd7c954d04e9e89f7ebc3851b9.exe	3d466f3d0710f015571b152ebf917cd057e540dd7c954d04e9e89f7ebc3851b9.exe
PID 568 wrote to memory of 1980	568	3d466f3d0710f015571b152ebf917cd057e540dd7c954d04e9e89f7ebc3851b9.exe	3d466f3d0710f015571b152ebf917cd057e540dd7c954d04e9e89f7ebc3851b9.exe
PID 568 wrote to memory of 1980	568	3d466f3d0710f015571b152ebf917cd057e540dd7c954d04e9e89f7ebc3851b9.exe	3d466f3d0710f015571b152ebf917cd057e540dd7c954d04e9e89f7ebc3851b9.exe
PID 568 wrote to memory of 1980	568	3d466f3d0710f015571b152ebf917cd057e540dd7c954d04e9e89f7ebc3851b9.exe	3d466f3d0710f015571b152ebf917cd057e540dd7c954d04e9e89f7ebc3851b9.exe
PID 568 wrote to memory of 1980	568	3d466f3d0710f015571b152ebf917cd057e540dd7c954d04e9e89f7ebc3851b9.exe	3d466f3d0710f015571b152ebf917cd057e540dd7c954d04e9e89f7ebc3851b9.exe
PID 568 wrote to memory of 1980	568	3d466f3d0710f015571b152ebf917cd057e540dd7c954d04e9e89f7ebc3851b9.exe	3d466f3d0710f015571b152ebf917cd057e540dd7c954d04e9e89f7ebc3851b9.exe
PID 568 wrote to memory of 1980	568	3d466f3d0710f015571b152ebf917cd057e540dd7c954d04e9e89f7ebc3851b9.exe	3d466f3d0710f015571b152ebf917cd057e540dd7c954d04e9e89f7ebc3851b9.exe
PID 568 wrote to memory of 1980	568	3d466f3d0710f015571b152ebf917cd057e540dd7c954d04e9e89f7ebc3851b9.exe	3d466f3d0710f015571b152ebf917cd057e540dd7c954d04e9e89f7ebc3851b9.exe

C:\Users\Admin\AppData\Local\Temp\3d466f3d0710f015571b152ebf917cd057e540dd7c954d04e9e89f7ebc3851b9.exe
"C:\Users\Admin\AppData\Local\Temp\3d466f3d0710f015571b152ebf917cd057e540dd7c954d04e9e89f7ebc3851b9.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:568

C:\Users\Admin\AppData\Local\Temp\3d466f3d0710f015571b152ebf917cd057e540dd7c954d04e9e89f7ebc3851b9.exe
C:\Users\Admin\AppData\Local\Temp\3d466f3d0710f015571b152ebf917cd057e540dd7c954d04e9e89f7ebc3851b9.exe
2⤵
- Loads dropped DLL
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
PID:1980

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1980 -s 1740
3⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2092

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Install Root Certificate

1

T1130

Modify Registry

1

T1112

Credential Access

Credentials in Files

2

T1081

Discovery

Lateral Movement

Collection

Data from Local System

2

T1005

Exfiltration

Command and Control

Impact

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Downloads

\ProgramData\mozglue.dll
MD5
8f73c08a9660691143661bf7332c3c27

SHA1
37fa65dd737c50fda710fdbde89e51374d0c204a

SHA256
3fe6b1c54b8cf28f571e0c5d6636b4069a8ab00b4f11dd842cfec00691d0c9cd

SHA512
0042ecf9b3571bb5eba2de893e8b2371df18f7c5a589f52ee66e4bfbaa15a5b8b7cc6a155792aaa8988528c27196896d5e82e1751c998bacea0d92395f66ad89

Download Submit
\ProgramData\nss3.dll
MD5
bfac4e3c5908856ba17d41edcd455a51

SHA1
8eec7e888767aa9e4cca8ff246eb2aacb9170428

SHA256
e2935b5b28550d47dc971f456d6961f20d1633b4892998750140e0eaa9ae9d78

SHA512
2565bab776c4d732ffb1f9b415992a4c65b81bcd644a9a1df1333a269e322925fc1df4f76913463296efd7c88ef194c3056de2f1ca1357d7b5fe5ff0da877a66

Download Submit
memory/568-114-0x0000000000320000-0x0000000000321000-memory.dmp

Filesize
4KB

Download
memory/568-116-0x0000000005150000-0x0000000005151000-memory.dmp

Filesize
4KB

Download
memory/568-117-0x0000000004C50000-0x0000000004C51000-memory.dmp

Filesize
4KB

Download
memory/568-118-0x0000000004C50000-0x000000000514E000-memory.dmp

Filesize
5.0MB

Download
memory/568-119-0x0000000004C00000-0x0000000004C01000-memory.dmp

Filesize
4KB

Download
memory/568-120-0x0000000004E20000-0x0000000004E41000-memory.dmp

Filesize
132KB

Download
memory/1980-121-0x0000000000400000-0x00000000004A1000-memory.dmp

Filesize
644KB

Download
memory/1980-122-0x000000000046B77D-mapping.dmp

Download
memory/1980-123-0x0000000000400000-0x00000000004A1000-memory.dmp

Filesize
644KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads