vidar | 2f6ddce6ea5f6463a9486dce30267af2171b088f4bf232cdce0ac217b75e67f4

Analysis

max time kernel
147s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
17/04/2024, 12:55

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General

Target
3c40413f9340d25dc7f2c4358583706b1eb19962cb74669bf8276597e871faf5.exe
Size 234KB
Sample240417-p59e7agb34
SHA256 3c40413f9340d25dc7f2c4358583706b1eb19962cb74669bf8276597e871faf5
MD5 47573a5a6be2c7209517807e507f4e9c
SHA1 b0d0d999c9855c95f6c4e739b8d873ff4b6b940c
SHA512 9bea8f64b374fcfd9dc343379b220bc71aa83090f5798eab229c511bd5ecb52c88c56d38b0f860ed410dc59bb19477216c99c961a87e291be262333fd8c3c99b
SSDEEP 6144:5qLFfq23vFmPFvyYrNFOqTOTWZ/gFOnWyqSwgcnRtabUAl:EN/EPFvPr3OI/gFT/SBJbUk
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

vidar stealer

Malware Config

Extracted

Family

vidar

https://steamcommunity.com/profiles/76561199658817715
https://t.me/sa9ok

Attributes

user_agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.0.0 Safari/537.36

Signatures

Detect Vidar Stealer 3 IoCs

stealer

resource	yara_rule
behavioral2/memory/1976-4-0x0000000000400000-0x0000000000648000-memory.dmp	family_vidar_v7
behavioral2/memory/1976-8-0x0000000000400000-0x0000000000648000-memory.dmp	family_vidar_v7
behavioral2/memory/1976-10-0x0000000000400000-0x0000000000648000-memory.dmp	family_vidar_v7

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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1252 set thread context of 1976	1252	3c40413f9340d25dc7f2c4358583706b1eb19962cb74669bf8276597e871faf5.exe	88

Program crash 2 IoCs

pid	pid_target	Process	procid_target
1792	1252	WerFault.exe	84
2724	1976	WerFault.exe	88

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 1252 wrote to memory of 1976	1252	3c40413f9340d25dc7f2c4358583706b1eb19962cb74669bf8276597e871faf5.exe	88
PID 1252 wrote to memory of 1976	1252	3c40413f9340d25dc7f2c4358583706b1eb19962cb74669bf8276597e871faf5.exe	88
PID 1252 wrote to memory of 1976	1252	3c40413f9340d25dc7f2c4358583706b1eb19962cb74669bf8276597e871faf5.exe	88
PID 1252 wrote to memory of 1976	1252	3c40413f9340d25dc7f2c4358583706b1eb19962cb74669bf8276597e871faf5.exe	88
PID 1252 wrote to memory of 1976	1252	3c40413f9340d25dc7f2c4358583706b1eb19962cb74669bf8276597e871faf5.exe	88
PID 1252 wrote to memory of 1976	1252	3c40413f9340d25dc7f2c4358583706b1eb19962cb74669bf8276597e871faf5.exe	88
PID 1252 wrote to memory of 1976	1252	3c40413f9340d25dc7f2c4358583706b1eb19962cb74669bf8276597e871faf5.exe	88
PID 1252 wrote to memory of 1976	1252	3c40413f9340d25dc7f2c4358583706b1eb19962cb74669bf8276597e871faf5.exe	88
PID 1252 wrote to memory of 1976	1252	3c40413f9340d25dc7f2c4358583706b1eb19962cb74669bf8276597e871faf5.exe	88
PID 1252 wrote to memory of 1976	1252	3c40413f9340d25dc7f2c4358583706b1eb19962cb74669bf8276597e871faf5.exe	88

C:\Users\Admin\AppData\Local\Temp\3c40413f9340d25dc7f2c4358583706b1eb19962cb74669bf8276597e871faf5.exe
"C:\Users\Admin\AppData\Local\Temp\3c40413f9340d25dc7f2c4358583706b1eb19962cb74669bf8276597e871faf5.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1252
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
  2⤵
  PID:1976
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 1976 -s 2120
    3⤵
    - Program crash
    PID:2724
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1252 -s 776
  2⤵
  - Program crash
  PID:1792

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1252 -ip 1252
1⤵
PID:2796

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 488 -p 1976 -ip 1976
1⤵
PID:4792

Network

MITRE ATT&CK Matrix

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Downloads

memory/1252-0-0x0000000074690000-0x0000000074E40000-memory.dmp

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memory/1252-1-0x0000000000FA0000-0x0000000000FDC000-memory.dmp

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memory/1252-6-0x0000000003360000-0x0000000005360000-memory.dmp

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memory/1252-12-0x0000000074690000-0x0000000074E40000-memory.dmp

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memory/1976-4-0x0000000000400000-0x0000000000648000-memory.dmp

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memory/1976-8-0x0000000000400000-0x0000000000648000-memory.dmp

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memory/1976-10-0x0000000000400000-0x0000000000648000-memory.dmp

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Analysis

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General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix

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Downloads