vidar | 97dd6eec48070e00ed5de9e658713cec02f89df5c316a65b1cbe1d3dc1c21974

Analysis

max time kernel
193s
max time network
298s
platform
windows10-1703_x64
resource
win10-20240404-en
resource tags

arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
submitted
29/04/2024, 05:11

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General

Target

97dd6eec48070e00ed5de9e658713cec02f89df5c316a65b1cbe1d3dc1c21974.exe
Size

405KB
MD5

f0aa32f560c251d14660328d20bf44b0
SHA1

14b81d794c3d169047971b3cac2860623da3b885
SHA256

97dd6eec48070e00ed5de9e658713cec02f89df5c316a65b1cbe1d3dc1c21974
SHA512

4fc2887e2025464bb27085ae4dd533dc5ccbdc875cf663d1e8673be000848cefd01d31ecaf8bf76aaadea80c2d60690c67bd77636a8b46dbe82471c442e0bb01
SSDEEP

12288:8dKw6fqftA4Z2QYyh1FPkm6N1epfj0sLV0mfyasNSE:eKvqf4QYS1F8NQfbLOayaQl

Score

10^/10

vidar stealer

Malware Config

Extracted

Family

vidar

https://steamcommunity.com/profiles/76561199677575543

https://t.me/snsb82

Attributes

user_agent
Mozilla/5.0 (Windows NT 10.0; rv:109.0) Gecko/20100101 Firefox/115.0

Signatures

Detect Vidar Stealer 4 IoCs

stealer

resource	yara_rule
behavioral2/memory/5084-0-0x0000000000400000-0x000000000064A000-memory.dmp	family_vidar_v7
behavioral2/memory/3296-1-0x0000000000DB0000-0x0000000000E1A000-memory.dmp	family_vidar_v7
behavioral2/memory/5084-5-0x0000000000400000-0x000000000064A000-memory.dmp	family_vidar_v7
behavioral2/memory/5084-3-0x0000000000400000-0x000000000064A000-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 3296 set thread context of 5084	3296	97dd6eec48070e00ed5de9e658713cec02f89df5c316a65b1cbe1d3dc1c21974.exe	75

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1420	5084	WerFault.exe	75

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 3296 wrote to memory of 5084	3296	97dd6eec48070e00ed5de9e658713cec02f89df5c316a65b1cbe1d3dc1c21974.exe	75
PID 3296 wrote to memory of 5084	3296	97dd6eec48070e00ed5de9e658713cec02f89df5c316a65b1cbe1d3dc1c21974.exe	75
PID 3296 wrote to memory of 5084	3296	97dd6eec48070e00ed5de9e658713cec02f89df5c316a65b1cbe1d3dc1c21974.exe	75
PID 3296 wrote to memory of 5084	3296	97dd6eec48070e00ed5de9e658713cec02f89df5c316a65b1cbe1d3dc1c21974.exe	75
PID 3296 wrote to memory of 5084	3296	97dd6eec48070e00ed5de9e658713cec02f89df5c316a65b1cbe1d3dc1c21974.exe	75
PID 3296 wrote to memory of 5084	3296	97dd6eec48070e00ed5de9e658713cec02f89df5c316a65b1cbe1d3dc1c21974.exe	75
PID 3296 wrote to memory of 5084	3296	97dd6eec48070e00ed5de9e658713cec02f89df5c316a65b1cbe1d3dc1c21974.exe	75
PID 3296 wrote to memory of 5084	3296	97dd6eec48070e00ed5de9e658713cec02f89df5c316a65b1cbe1d3dc1c21974.exe	75
PID 3296 wrote to memory of 5084	3296	97dd6eec48070e00ed5de9e658713cec02f89df5c316a65b1cbe1d3dc1c21974.exe	75
PID 3296 wrote to memory of 5084	3296	97dd6eec48070e00ed5de9e658713cec02f89df5c316a65b1cbe1d3dc1c21974.exe	75

C:\Users\Admin\AppData\Local\Temp\97dd6eec48070e00ed5de9e658713cec02f89df5c316a65b1cbe1d3dc1c21974.exe
"C:\Users\Admin\AppData\Local\Temp\97dd6eec48070e00ed5de9e658713cec02f89df5c316a65b1cbe1d3dc1c21974.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3296
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
  2⤵
  PID:5084
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 5084 -s 1980
    3⤵
    - Program crash
    PID:1420

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/3296-1-0x0000000000DB0000-0x0000000000E1A000-memory.dmp

Filesize
424KB

Download
memory/5084-0-0x0000000000400000-0x000000000064A000-memory.dmp

Filesize
2.3MB

Download
memory/5084-5-0x0000000000400000-0x000000000064A000-memory.dmp

Filesize
2.3MB

Download
memory/5084-3-0x0000000000400000-0x000000000064A000-memory.dmp

Filesize
2.3MB

Download