vidar | 9ce8c75892fbdc4793558467d98e05b17459cdce4078b0fb7c270495d195d747

Analysis

max time kernel
193s
max time network
255s
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 04:11

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General

Target

9ce8c75892fbdc4793558467d98e05b17459cdce4078b0fb7c270495d195d747.exe
Size

422KB
MD5

03750d84804cd05a1e7366dd52e67f71
SHA1

c64e12d70a131e168d54e4074c3a11668779381d
SHA256

9ce8c75892fbdc4793558467d98e05b17459cdce4078b0fb7c270495d195d747
SHA512

bcffeebef54e05fac8b7ef3c8d491a686c8de0f5a00f8bf94f9486fb5091e1a916bc491256bf58a6751f9d128c4d9148bad97a3d459976862f26104d6988e4f7
SSDEEP

6144:29KDb7RpkvFCCTnOPivspTpwlHe6EiZ1gFrzTt8ceX7seXztApIvejJXcxQC:zb7RpkMCsppwlRgFXG9XdtOp5ciC

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/3604-1-0x0000000001320000-0x000000000138E000-memory.dmp	family_vidar_v7
behavioral2/memory/60-0-0x0000000000400000-0x000000000064A000-memory.dmp	family_vidar_v7
behavioral2/memory/60-6-0x0000000000400000-0x000000000064A000-memory.dmp	family_vidar_v7
behavioral2/memory/60-4-0x0000000000400000-0x000000000064A000-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 3604 set thread context of 60	3604	9ce8c75892fbdc4793558467d98e05b17459cdce4078b0fb7c270495d195d747.exe	74

Program crash 1 IoCs

pid	pid_target	Process	procid_target
5020	60	WerFault.exe	74

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 3604 wrote to memory of 60	3604	9ce8c75892fbdc4793558467d98e05b17459cdce4078b0fb7c270495d195d747.exe	74
PID 3604 wrote to memory of 60	3604	9ce8c75892fbdc4793558467d98e05b17459cdce4078b0fb7c270495d195d747.exe	74
PID 3604 wrote to memory of 60	3604	9ce8c75892fbdc4793558467d98e05b17459cdce4078b0fb7c270495d195d747.exe	74
PID 3604 wrote to memory of 60	3604	9ce8c75892fbdc4793558467d98e05b17459cdce4078b0fb7c270495d195d747.exe	74
PID 3604 wrote to memory of 60	3604	9ce8c75892fbdc4793558467d98e05b17459cdce4078b0fb7c270495d195d747.exe	74
PID 3604 wrote to memory of 60	3604	9ce8c75892fbdc4793558467d98e05b17459cdce4078b0fb7c270495d195d747.exe	74
PID 3604 wrote to memory of 60	3604	9ce8c75892fbdc4793558467d98e05b17459cdce4078b0fb7c270495d195d747.exe	74
PID 3604 wrote to memory of 60	3604	9ce8c75892fbdc4793558467d98e05b17459cdce4078b0fb7c270495d195d747.exe	74
PID 3604 wrote to memory of 60	3604	9ce8c75892fbdc4793558467d98e05b17459cdce4078b0fb7c270495d195d747.exe	74
PID 3604 wrote to memory of 60	3604	9ce8c75892fbdc4793558467d98e05b17459cdce4078b0fb7c270495d195d747.exe	74

C:\Users\Admin\AppData\Local\Temp\9ce8c75892fbdc4793558467d98e05b17459cdce4078b0fb7c270495d195d747.exe
"C:\Users\Admin\AppData\Local\Temp\9ce8c75892fbdc4793558467d98e05b17459cdce4078b0fb7c270495d195d747.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3604
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
  2⤵
  PID:60
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 60 -s 2180
    3⤵
    - Program crash
    PID:5020

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/60-0-0x0000000000400000-0x000000000064A000-memory.dmp

Filesize
2.3MB

Download
memory/60-6-0x0000000000400000-0x000000000064A000-memory.dmp

Filesize
2.3MB

Download
memory/60-4-0x0000000000400000-0x000000000064A000-memory.dmp

Filesize
2.3MB

Download
memory/3604-1-0x0000000001320000-0x000000000138E000-memory.dmp

Filesize
440KB

Download