vidar | f3d744b6b3c378518e95dc021ee00151b2d380e7360e3b4521e5b52e55757740

Analysis

max time kernel
90s
max time network
153s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
02/04/2024, 13:37

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General

Target
631acc4c860b0628e08895af0c2c9dd0c7af17f32da4cd1e2e22e85a1f534907.exe
Size 224KB
Sample240402-qxa34aca36
SHA256 631acc4c860b0628e08895af0c2c9dd0c7af17f32da4cd1e2e22e85a1f534907
MD5 78f23006210bda6b5e26b8cbefa9758a
SHA1 b1a191597f5a2ecdd3b9185b89072cfae06ae5cd
SHA512 cf073cd4df9b13a9c79d9908952b88e9aef7c57c208031a6a758b2e3176841dfaa90206228af0c6a08c3b266b06fcd46d00ebde9c98906408affec9fbd9d0cc2
SSDEEP 6144:No9+UOY1p3TTTFt/rIQuwkpAoVBIiNeXtd5yE:NEOAZtXtueXtdR
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

vidar debff3f4f38e9beeaf8e215a762c8549 stealer

Malware Config

Extracted

Family

vidar

Version

Botnet

debff3f4f38e9beeaf8e215a762c8549

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

Attributes

profile_id_v2
debff3f4f38e9beeaf8e215a762c8549
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/3904-4-0x0000000000400000-0x0000000000644000-memory.dmp	family_vidar_v7
behavioral2/memory/3904-7-0x0000000000400000-0x0000000000644000-memory.dmp	family_vidar_v7
behavioral2/memory/3904-9-0x0000000000400000-0x0000000000644000-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 4556 set thread context of 3904	4556	631acc4c860b0628e08895af0c2c9dd0c7af17f32da4cd1e2e22e85a1f534907.exe	87

Program crash 2 IoCs

pid	pid_target	Process	procid_target
2036	4556	WerFault.exe	85
5100	3904	WerFault.exe	87

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 4556 wrote to memory of 3904	4556	631acc4c860b0628e08895af0c2c9dd0c7af17f32da4cd1e2e22e85a1f534907.exe	87
PID 4556 wrote to memory of 3904	4556	631acc4c860b0628e08895af0c2c9dd0c7af17f32da4cd1e2e22e85a1f534907.exe	87
PID 4556 wrote to memory of 3904	4556	631acc4c860b0628e08895af0c2c9dd0c7af17f32da4cd1e2e22e85a1f534907.exe	87
PID 4556 wrote to memory of 3904	4556	631acc4c860b0628e08895af0c2c9dd0c7af17f32da4cd1e2e22e85a1f534907.exe	87
PID 4556 wrote to memory of 3904	4556	631acc4c860b0628e08895af0c2c9dd0c7af17f32da4cd1e2e22e85a1f534907.exe	87
PID 4556 wrote to memory of 3904	4556	631acc4c860b0628e08895af0c2c9dd0c7af17f32da4cd1e2e22e85a1f534907.exe	87
PID 4556 wrote to memory of 3904	4556	631acc4c860b0628e08895af0c2c9dd0c7af17f32da4cd1e2e22e85a1f534907.exe	87
PID 4556 wrote to memory of 3904	4556	631acc4c860b0628e08895af0c2c9dd0c7af17f32da4cd1e2e22e85a1f534907.exe	87
PID 4556 wrote to memory of 3904	4556	631acc4c860b0628e08895af0c2c9dd0c7af17f32da4cd1e2e22e85a1f534907.exe	87
PID 4556 wrote to memory of 3904	4556	631acc4c860b0628e08895af0c2c9dd0c7af17f32da4cd1e2e22e85a1f534907.exe	87

C:\Users\Admin\AppData\Local\Temp\631acc4c860b0628e08895af0c2c9dd0c7af17f32da4cd1e2e22e85a1f534907.exe
"C:\Users\Admin\AppData\Local\Temp\631acc4c860b0628e08895af0c2c9dd0c7af17f32da4cd1e2e22e85a1f534907.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4556
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
  2⤵
  PID:3904
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3904 -s 2116
    3⤵
    - Program crash
    PID:5100
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4556 -s 868
  2⤵
  - Program crash
  PID:2036

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4556 -ip 4556
1⤵
PID:1860

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 484 -p 3904 -ip 3904
1⤵
PID:2032

Network

MITRE ATT&CK Matrix

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Downloads

memory/3904-4-0x0000000000400000-0x0000000000644000-memory.dmp

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memory/3904-7-0x0000000000400000-0x0000000000644000-memory.dmp

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memory/3904-9-0x0000000000400000-0x0000000000644000-memory.dmp

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memory/4556-1-0x0000000074760000-0x0000000074F10000-memory.dmp

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memory/4556-0-0x00000000003C0000-0x00000000003FA000-memory.dmp

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memory/4556-10-0x0000000002820000-0x0000000004820000-memory.dmp

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memory/4556-11-0x0000000074760000-0x0000000074F10000-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