vidar | 4ddc047b66752592b6fc29d8c54dac4b98e37b3cf7f7dda283f9472f7dad79ba

Analysis

max time kernel
147s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20240412-en
resource tags

arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
submitted
17/04/2024, 12:37

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General

Target
71eeccf7acc3bfef9998435a00b53589f2de91f538310f94b9a8a9fe48a8e060.exe
Size 296KB
Sample240417-ptnpcagg8t
SHA256 71eeccf7acc3bfef9998435a00b53589f2de91f538310f94b9a8a9fe48a8e060
MD5 a591a2393d3a964197ae4f5cc9eb43f2
SHA1 8e1f98d128a5c16e8302a8107d6e231d0a303f22
SHA512 797058d1241f591e45bd4572b732dc13d64f9d2e655341883567d3a336b32d89abf3092c26e34abaccdb9cb01520dacd26c858ff4d3d9bffb257ae54d5412ac4
SSDEEP 6144:uj7XNEYdBNKx/5G3gB0hTY5MFJ7mxxjVp2jkKimYbopeu4:gXjQx/1ylY5OFmn49ivopeu4
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

vidar stealer

Malware Config

Extracted

Family

vidar

https://t.me/de17fs
https://steamcommunity.com/profiles/76561199667616374

Attributes

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

Signatures

Detect Vidar Stealer 3 IoCs

stealer

resource	yara_rule
behavioral2/memory/2556-6-0x0000000000400000-0x0000000000648000-memory.dmp	family_vidar_v7
behavioral2/memory/2556-11-0x0000000000400000-0x0000000000648000-memory.dmp	family_vidar_v7
behavioral2/memory/2556-13-0x0000000000400000-0x0000000000648000-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 2636 set thread context of 2556	2636	71eeccf7acc3bfef9998435a00b53589f2de91f538310f94b9a8a9fe48a8e060.exe	87

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3212	2556	WerFault.exe	87

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2636	71eeccf7acc3bfef9998435a00b53589f2de91f538310f94b9a8a9fe48a8e060.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 2636 wrote to memory of 2556	2636	71eeccf7acc3bfef9998435a00b53589f2de91f538310f94b9a8a9fe48a8e060.exe	87
PID 2636 wrote to memory of 2556	2636	71eeccf7acc3bfef9998435a00b53589f2de91f538310f94b9a8a9fe48a8e060.exe	87
PID 2636 wrote to memory of 2556	2636	71eeccf7acc3bfef9998435a00b53589f2de91f538310f94b9a8a9fe48a8e060.exe	87
PID 2636 wrote to memory of 2556	2636	71eeccf7acc3bfef9998435a00b53589f2de91f538310f94b9a8a9fe48a8e060.exe	87
PID 2636 wrote to memory of 2556	2636	71eeccf7acc3bfef9998435a00b53589f2de91f538310f94b9a8a9fe48a8e060.exe	87
PID 2636 wrote to memory of 2556	2636	71eeccf7acc3bfef9998435a00b53589f2de91f538310f94b9a8a9fe48a8e060.exe	87
PID 2636 wrote to memory of 2556	2636	71eeccf7acc3bfef9998435a00b53589f2de91f538310f94b9a8a9fe48a8e060.exe	87
PID 2636 wrote to memory of 2556	2636	71eeccf7acc3bfef9998435a00b53589f2de91f538310f94b9a8a9fe48a8e060.exe	87
PID 2636 wrote to memory of 2556	2636	71eeccf7acc3bfef9998435a00b53589f2de91f538310f94b9a8a9fe48a8e060.exe	87
PID 2636 wrote to memory of 2556	2636	71eeccf7acc3bfef9998435a00b53589f2de91f538310f94b9a8a9fe48a8e060.exe	87

C:\Users\Admin\AppData\Local\Temp\71eeccf7acc3bfef9998435a00b53589f2de91f538310f94b9a8a9fe48a8e060.exe
"C:\Users\Admin\AppData\Local\Temp\71eeccf7acc3bfef9998435a00b53589f2de91f538310f94b9a8a9fe48a8e060.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2636
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
  2⤵
  PID:2556
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 2556 -s 2116
    3⤵
    - Program crash
    PID:3212

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 2556 -ip 2556
1⤵
PID:3368

Network

MITRE ATT&CK Matrix

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Downloads

memory/2556-6-0x0000000000400000-0x0000000000648000-memory.dmp

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memory/2556-11-0x0000000000400000-0x0000000000648000-memory.dmp

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memory/2556-13-0x0000000000400000-0x0000000000648000-memory.dmp

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memory/2636-1-0x0000000074860000-0x0000000075010000-memory.dmp

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memory/2636-0-0x00000000000B0000-0x00000000000FC000-memory.dmp

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memory/2636-2-0x0000000004B30000-0x0000000004B40000-memory.dmp

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memory/2636-3-0x0000000004A00000-0x0000000004A01000-memory.dmp

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memory/2636-10-0x0000000074860000-0x0000000075010000-memory.dmp

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memory/2636-14-0x0000000002550000-0x0000000004550000-memory.dmp

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memory/2636-15-0x0000000002550000-0x0000000004550000-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