vidar | c29eb683b88cf85203b643c69c5736b30747ca174698633b63ef051ae751564e

General

Target

c29eb683b88cf85203b643c69c5736b30747ca174698633b63ef051ae751564e.exe
Size

39KB
MD5

ef77956dda8366a03f902e2a16eae8e0
SHA1

3b0054c39e77ede35f068ed61627dc35cbbebf7f
SHA256

c29eb683b88cf85203b643c69c5736b30747ca174698633b63ef051ae751564e
SHA512

8bc3779d00d6b1e8de07c8a1ebaab140c46909738bf656f41fe5e85fe6aebe76726ba1cb2356e5a95c3bab7a71a3a8da41e8f97c34c96788c21f8eda5be937ad

Score

10^/10

vidar 1073 spyware stealer

Malware Config

Extracted

Family

vidar

Version

48.7

Botnet

1073

C2

https://mstdn.social/@anapa

https://mastodon.social/@mniami

Attributes

profile_id
1073

Signatures

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

Vidar Stealer 3 IoCs

stealer

Processes:

resource	yara_rule
behavioral1/memory/2560-125-0x0000000000400000-0x00000000004D8000-memory.dmp	family_vidar
behavioral1/memory/2560-126-0x00000000004A140D-mapping.dmp	family_vidar
behavioral1/memory/2560-127-0x0000000000400000-0x00000000004D8000-memory.dmp	family_vidar

Downloads MZ/PE file

Loads dropped DLL 2 IoCs

Processes:

c29eb683b88cf85203b643c69c5736b30747ca174698633b63ef051ae751564e.exe

pid	process
2560	c29eb683b88cf85203b643c69c5736b30747ca174698633b63ef051ae751564e.exe
2560	c29eb683b88cf85203b643c69c5736b30747ca174698633b63ef051ae751564e.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
Legitimate hosting services abused for malware hosting/C2 1 TTPs

Web Service
T1102

Suspicious use of SetThreadContext 1 IoCs

Processes:

c29eb683b88cf85203b643c69c5736b30747ca174698633b63ef051ae751564e.exe

description	pid	process	target process
PID 68 set thread context of 2560	68	c29eb683b88cf85203b643c69c5736b30747ca174698633b63ef051ae751564e.exe	c29eb683b88cf85203b643c69c5736b30747ca174698633b63ef051ae751564e.exe

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2564 2560 WerFault.exe c29eb683b88cf85203b643c69c5736b30747ca174698633b63ef051ae751564e.exe

pid	pid_target	process	target process
2564	2560	WerFault.exe	c29eb683b88cf85203b643c69c5736b30747ca174698633b63ef051ae751564e.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

Processes:

c29eb683b88cf85203b643c69c5736b30747ca174698633b63ef051ae751564e.exec29eb683b88cf85203b643c69c5736b30747ca174698633b63ef051ae751564e.exeWerFault.exe

pid	process
68	c29eb683b88cf85203b643c69c5736b30747ca174698633b63ef051ae751564e.exe
68	c29eb683b88cf85203b643c69c5736b30747ca174698633b63ef051ae751564e.exe
2560	c29eb683b88cf85203b643c69c5736b30747ca174698633b63ef051ae751564e.exe
2560	c29eb683b88cf85203b643c69c5736b30747ca174698633b63ef051ae751564e.exe
2560	c29eb683b88cf85203b643c69c5736b30747ca174698633b63ef051ae751564e.exe
2560	c29eb683b88cf85203b643c69c5736b30747ca174698633b63ef051ae751564e.exe
2560	c29eb683b88cf85203b643c69c5736b30747ca174698633b63ef051ae751564e.exe
2560	c29eb683b88cf85203b643c69c5736b30747ca174698633b63ef051ae751564e.exe
2564	WerFault.exe
2564	WerFault.exe
2564	WerFault.exe
2564	WerFault.exe
2564	WerFault.exe
2564	WerFault.exe
2564	WerFault.exe
2564	WerFault.exe
2564	WerFault.exe
2564	WerFault.exe
2564	WerFault.exe
2564	WerFault.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

Processes:

c29eb683b88cf85203b643c69c5736b30747ca174698633b63ef051ae751564e.exeWerFault.exe

description	pid	process
Token: SeDebugPrivilege	68	c29eb683b88cf85203b643c69c5736b30747ca174698633b63ef051ae751564e.exe
Token: SeRestorePrivilege	2564	WerFault.exe
Token: SeBackupPrivilege	2564	WerFault.exe
Token: SeDebugPrivilege	2564	WerFault.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

c29eb683b88cf85203b643c69c5736b30747ca174698633b63ef051ae751564e.exe

description	pid	process	target process
PID 68 wrote to memory of 2560	68	c29eb683b88cf85203b643c69c5736b30747ca174698633b63ef051ae751564e.exe	c29eb683b88cf85203b643c69c5736b30747ca174698633b63ef051ae751564e.exe
PID 68 wrote to memory of 2560	68	c29eb683b88cf85203b643c69c5736b30747ca174698633b63ef051ae751564e.exe	c29eb683b88cf85203b643c69c5736b30747ca174698633b63ef051ae751564e.exe
PID 68 wrote to memory of 2560	68	c29eb683b88cf85203b643c69c5736b30747ca174698633b63ef051ae751564e.exe	c29eb683b88cf85203b643c69c5736b30747ca174698633b63ef051ae751564e.exe
PID 68 wrote to memory of 2560	68	c29eb683b88cf85203b643c69c5736b30747ca174698633b63ef051ae751564e.exe	c29eb683b88cf85203b643c69c5736b30747ca174698633b63ef051ae751564e.exe
PID 68 wrote to memory of 2560	68	c29eb683b88cf85203b643c69c5736b30747ca174698633b63ef051ae751564e.exe	c29eb683b88cf85203b643c69c5736b30747ca174698633b63ef051ae751564e.exe
PID 68 wrote to memory of 2560	68	c29eb683b88cf85203b643c69c5736b30747ca174698633b63ef051ae751564e.exe	c29eb683b88cf85203b643c69c5736b30747ca174698633b63ef051ae751564e.exe
PID 68 wrote to memory of 2560	68	c29eb683b88cf85203b643c69c5736b30747ca174698633b63ef051ae751564e.exe	c29eb683b88cf85203b643c69c5736b30747ca174698633b63ef051ae751564e.exe
PID 68 wrote to memory of 2560	68	c29eb683b88cf85203b643c69c5736b30747ca174698633b63ef051ae751564e.exe	c29eb683b88cf85203b643c69c5736b30747ca174698633b63ef051ae751564e.exe

C:\Users\Admin\AppData\Local\Temp\c29eb683b88cf85203b643c69c5736b30747ca174698633b63ef051ae751564e.exe
"C:\Users\Admin\AppData\Local\Temp\c29eb683b88cf85203b643c69c5736b30747ca174698633b63ef051ae751564e.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:68

C:\Users\Admin\AppData\Local\Temp\c29eb683b88cf85203b643c69c5736b30747ca174698633b63ef051ae751564e.exe
C:\Users\Admin\AppData\Local\Temp\c29eb683b88cf85203b643c69c5736b30747ca174698633b63ef051ae751564e.exe
2⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
PID:2560

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2560 -s 1664
3⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2564

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

2

T1081

Discovery

Lateral Movement

Collection

Data from Local System

2

T1005

Exfiltration

Command and Control

Web Service

1

T1102

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/68-118-0x0000000000FD0000-0x0000000000FD1000-memory.dmp

Filesize
4KB

Download
memory/68-120-0x00000000019A0000-0x00000000019A1000-memory.dmp

Filesize
4KB

Download
memory/68-121-0x0000000005FF0000-0x00000000060A8000-memory.dmp

Filesize
736KB

Download
memory/68-122-0x0000000006170000-0x0000000006171000-memory.dmp

Filesize
4KB

Download
memory/68-123-0x0000000006710000-0x0000000006711000-memory.dmp

Filesize
4KB

Download
memory/68-124-0x00000000063C0000-0x0000000006440000-memory.dmp

Filesize
512KB

Download
memory/2560-125-0x0000000000400000-0x00000000004D8000-memory.dmp

Filesize
864KB

Download
memory/2560-126-0x00000000004A140D-mapping.dmp

Download
memory/2560-127-0x0000000000400000-0x00000000004D8000-memory.dmp

Filesize
864KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads