vidar | 255e0ea8c1428dbe612a52e7674497fb4ec5803d6a896abcaf7d96575b7eef93

Analysis

max time kernel
148s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
02/04/2024, 13:14

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General

Target
b9220e18f15660f7649d01f17b9b787982442067449c0f27fce621f365b91edd.exe
Size 278KB
Sample240402-qgpasabc43
SHA256 b9220e18f15660f7649d01f17b9b787982442067449c0f27fce621f365b91edd
MD5 b6bbb03b84e589433f139d88ca24c62d
SHA1 2eeeed07176de200eaf5bc207852781ddc5da2b5
SHA512 09075709691b8fba668184b2469c5bdc7174bcb3e16de2d046bf7abff6257f941e36d2a28db2e42b88807e1ba3c15165875fb82485c621d60f9001bed62ee4de
SSDEEP 6144:5ok6GPg9b2t0eQnQqRRtf3G82ed6JcVsk:5D6GPg9b2t5+jRtfJdJB
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/4764-6-0x0000000000400000-0x0000000000644000-memory.dmp	family_vidar_v7
behavioral2/memory/4764-9-0x0000000000400000-0x0000000000644000-memory.dmp	family_vidar_v7
behavioral2/memory/4764-11-0x0000000000400000-0x0000000000644000-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 3128 set thread context of 4764	3128	b9220e18f15660f7649d01f17b9b787982442067449c0f27fce621f365b91edd.exe	89

Program crash 2 IoCs

pid	pid_target	Process	procid_target
4832	3128	WerFault.exe	84
5036	4764	WerFault.exe	89

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	3128	b9220e18f15660f7649d01f17b9b787982442067449c0f27fce621f365b91edd.exe

Suspicious use of WriteProcessMemory 13 IoCs

description	pid	Process	procid_target
PID 3128 wrote to memory of 3960	3128	b9220e18f15660f7649d01f17b9b787982442067449c0f27fce621f365b91edd.exe	88
PID 3128 wrote to memory of 3960	3128	b9220e18f15660f7649d01f17b9b787982442067449c0f27fce621f365b91edd.exe	88
PID 3128 wrote to memory of 3960	3128	b9220e18f15660f7649d01f17b9b787982442067449c0f27fce621f365b91edd.exe	88
PID 3128 wrote to memory of 4764	3128	b9220e18f15660f7649d01f17b9b787982442067449c0f27fce621f365b91edd.exe	89
PID 3128 wrote to memory of 4764	3128	b9220e18f15660f7649d01f17b9b787982442067449c0f27fce621f365b91edd.exe	89
PID 3128 wrote to memory of 4764	3128	b9220e18f15660f7649d01f17b9b787982442067449c0f27fce621f365b91edd.exe	89
PID 3128 wrote to memory of 4764	3128	b9220e18f15660f7649d01f17b9b787982442067449c0f27fce621f365b91edd.exe	89
PID 3128 wrote to memory of 4764	3128	b9220e18f15660f7649d01f17b9b787982442067449c0f27fce621f365b91edd.exe	89
PID 3128 wrote to memory of 4764	3128	b9220e18f15660f7649d01f17b9b787982442067449c0f27fce621f365b91edd.exe	89
PID 3128 wrote to memory of 4764	3128	b9220e18f15660f7649d01f17b9b787982442067449c0f27fce621f365b91edd.exe	89
PID 3128 wrote to memory of 4764	3128	b9220e18f15660f7649d01f17b9b787982442067449c0f27fce621f365b91edd.exe	89
PID 3128 wrote to memory of 4764	3128	b9220e18f15660f7649d01f17b9b787982442067449c0f27fce621f365b91edd.exe	89
PID 3128 wrote to memory of 4764	3128	b9220e18f15660f7649d01f17b9b787982442067449c0f27fce621f365b91edd.exe	89

C:\Users\Admin\AppData\Local\Temp\b9220e18f15660f7649d01f17b9b787982442067449c0f27fce621f365b91edd.exe
"C:\Users\Admin\AppData\Local\Temp\b9220e18f15660f7649d01f17b9b787982442067449c0f27fce621f365b91edd.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3128
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
  2⤵
  PID:3960
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
  2⤵
  PID:4764
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4764 -s 2108
    3⤵
    - Program crash
    PID:5036
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3128 -s 852
  2⤵
  - Program crash
  PID:4832

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 3128 -ip 3128
1⤵
PID:4512

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 4764 -ip 4764
1⤵
PID:3856

Network

MITRE ATT&CK Matrix

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Downloads

memory/3128-0-0x0000000000030000-0x0000000000078000-memory.dmp

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memory/3128-1-0x00000000753B0000-0x0000000075B60000-memory.dmp

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memory/3128-2-0x0000000004B70000-0x0000000004B80000-memory.dmp

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memory/3128-3-0x0000000002510000-0x0000000002511000-memory.dmp

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memory/3128-12-0x00000000025F0000-0x00000000045F0000-memory.dmp

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memory/3128-13-0x00000000753B0000-0x0000000075B60000-memory.dmp

Download

memory/4764-6-0x0000000000400000-0x0000000000644000-memory.dmp

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memory/4764-9-0x0000000000400000-0x0000000000644000-memory.dmp

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memory/4764-11-0x0000000000400000-0x0000000000644000-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