vidar | fd4163a59ed25d454d7cbfc052f17ed9fdc7884efb0f63d719721e03fa848bb3

Analysis

max time kernel
147s
max time network
158s
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, 10:43

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General

Target
f714adc256ed7b0d48a50c9b10d0db1d6285541801e720569c86fceeba072697.exe
Size 238KB
Sample240402-msph5sga77
SHA256 f714adc256ed7b0d48a50c9b10d0db1d6285541801e720569c86fceeba072697
MD5 0ce3dc374e49433d7e15d02c015e0ee3
SHA1 71882bb02d1fa7b4a0f824afdcc1cd53bdb85ba1
SHA512 a68b25bd8170205d491f3409393757eda6ec4c2b7f31e985b57a8d5fe9e876264167d2228087c6645ebd6dee6522386f9e39e631e6a7f06783f401432df730fa
SSDEEP 6144:hABBPmUqO791Ou5dscGTGnbpZfcATrKTJJzM5E:hABBOa90uzVWGlRmTJX
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/4040-4-0x0000000000400000-0x0000000000648000-memory.dmp	family_vidar_v7
behavioral2/memory/4040-7-0x0000000000400000-0x0000000000648000-memory.dmp	family_vidar_v7
behavioral2/memory/4040-10-0x0000000000400000-0x0000000000648000-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 3080 set thread context of 4040	3080	f714adc256ed7b0d48a50c9b10d0db1d6285541801e720569c86fceeba072697.exe	95

Program crash 2 IoCs

pid	pid_target	Process	procid_target
3120	3080	WerFault.exe	84
3980	4040	WerFault.exe	95

Suspicious use of WriteProcessMemory 28 IoCs

description	pid	Process	procid_target
PID 3080 wrote to memory of 4392	3080	f714adc256ed7b0d48a50c9b10d0db1d6285541801e720569c86fceeba072697.exe	89
PID 3080 wrote to memory of 4392	3080	f714adc256ed7b0d48a50c9b10d0db1d6285541801e720569c86fceeba072697.exe	89
PID 3080 wrote to memory of 4392	3080	f714adc256ed7b0d48a50c9b10d0db1d6285541801e720569c86fceeba072697.exe	89
PID 3080 wrote to memory of 344	3080	f714adc256ed7b0d48a50c9b10d0db1d6285541801e720569c86fceeba072697.exe	90
PID 3080 wrote to memory of 344	3080	f714adc256ed7b0d48a50c9b10d0db1d6285541801e720569c86fceeba072697.exe	90
PID 3080 wrote to memory of 344	3080	f714adc256ed7b0d48a50c9b10d0db1d6285541801e720569c86fceeba072697.exe	90
PID 3080 wrote to memory of 4256	3080	f714adc256ed7b0d48a50c9b10d0db1d6285541801e720569c86fceeba072697.exe	91
PID 3080 wrote to memory of 4256	3080	f714adc256ed7b0d48a50c9b10d0db1d6285541801e720569c86fceeba072697.exe	91
PID 3080 wrote to memory of 4256	3080	f714adc256ed7b0d48a50c9b10d0db1d6285541801e720569c86fceeba072697.exe	91
PID 3080 wrote to memory of 4280	3080	f714adc256ed7b0d48a50c9b10d0db1d6285541801e720569c86fceeba072697.exe	92
PID 3080 wrote to memory of 4280	3080	f714adc256ed7b0d48a50c9b10d0db1d6285541801e720569c86fceeba072697.exe	92
PID 3080 wrote to memory of 4280	3080	f714adc256ed7b0d48a50c9b10d0db1d6285541801e720569c86fceeba072697.exe	92
PID 3080 wrote to memory of 3972	3080	f714adc256ed7b0d48a50c9b10d0db1d6285541801e720569c86fceeba072697.exe	93
PID 3080 wrote to memory of 3972	3080	f714adc256ed7b0d48a50c9b10d0db1d6285541801e720569c86fceeba072697.exe	93
PID 3080 wrote to memory of 3972	3080	f714adc256ed7b0d48a50c9b10d0db1d6285541801e720569c86fceeba072697.exe	93
PID 3080 wrote to memory of 2480	3080	f714adc256ed7b0d48a50c9b10d0db1d6285541801e720569c86fceeba072697.exe	94
PID 3080 wrote to memory of 2480	3080	f714adc256ed7b0d48a50c9b10d0db1d6285541801e720569c86fceeba072697.exe	94
PID 3080 wrote to memory of 2480	3080	f714adc256ed7b0d48a50c9b10d0db1d6285541801e720569c86fceeba072697.exe	94
PID 3080 wrote to memory of 4040	3080	f714adc256ed7b0d48a50c9b10d0db1d6285541801e720569c86fceeba072697.exe	95
PID 3080 wrote to memory of 4040	3080	f714adc256ed7b0d48a50c9b10d0db1d6285541801e720569c86fceeba072697.exe	95
PID 3080 wrote to memory of 4040	3080	f714adc256ed7b0d48a50c9b10d0db1d6285541801e720569c86fceeba072697.exe	95
PID 3080 wrote to memory of 4040	3080	f714adc256ed7b0d48a50c9b10d0db1d6285541801e720569c86fceeba072697.exe	95
PID 3080 wrote to memory of 4040	3080	f714adc256ed7b0d48a50c9b10d0db1d6285541801e720569c86fceeba072697.exe	95
PID 3080 wrote to memory of 4040	3080	f714adc256ed7b0d48a50c9b10d0db1d6285541801e720569c86fceeba072697.exe	95
PID 3080 wrote to memory of 4040	3080	f714adc256ed7b0d48a50c9b10d0db1d6285541801e720569c86fceeba072697.exe	95
PID 3080 wrote to memory of 4040	3080	f714adc256ed7b0d48a50c9b10d0db1d6285541801e720569c86fceeba072697.exe	95
PID 3080 wrote to memory of 4040	3080	f714adc256ed7b0d48a50c9b10d0db1d6285541801e720569c86fceeba072697.exe	95
PID 3080 wrote to memory of 4040	3080	f714adc256ed7b0d48a50c9b10d0db1d6285541801e720569c86fceeba072697.exe	95

C:\Users\Admin\AppData\Local\Temp\f714adc256ed7b0d48a50c9b10d0db1d6285541801e720569c86fceeba072697.exe
"C:\Users\Admin\AppData\Local\Temp\f714adc256ed7b0d48a50c9b10d0db1d6285541801e720569c86fceeba072697.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3080
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
  2⤵
  PID:4392
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
  2⤵
  PID:344
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
  2⤵
  PID:4256
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
  2⤵
  PID:4280
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
  2⤵
  PID:3972
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
  2⤵
  PID:2480
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
  2⤵
  PID:4040
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 4040 -s 2280
    3⤵
    - Program crash
    PID:3980
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3080 -s 920
  2⤵
  - Program crash
  PID:3120

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3080 -ip 3080
1⤵
PID:1756

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 4040 -ip 4040
1⤵
PID:4692

Network

MITRE ATT&CK Matrix

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Downloads

memory/3080-0-0x0000000075200000-0x00000000759B0000-memory.dmp

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memory/3080-1-0x0000000000DA0000-0x0000000000DDE000-memory.dmp

Download

memory/3080-8-0x0000000003200000-0x0000000005200000-memory.dmp

Download

memory/3080-12-0x0000000075200000-0x00000000759B0000-memory.dmp

Download

memory/4040-4-0x0000000000400000-0x0000000000648000-memory.dmp

Download

memory/4040-7-0x0000000000400000-0x0000000000648000-memory.dmp

Download

memory/4040-10-0x0000000000400000-0x0000000000648000-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