vidar | ce72ec1c690a8b787e3821ee8e1ed92308300cdb7a75e175638a0e6e276930fd

Analysis

max time kernel
115s
max time network
144s
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, 10:23

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General

Target
b9220e18f15660f7649d01f17b9b787982442067449c0f27fce621f365b91edd.exe
Size 278KB
Sample240402-mev4rsfc59
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/636-6-0x0000000000400000-0x0000000000644000-memory.dmp	family_vidar_v7
behavioral2/memory/636-9-0x0000000000400000-0x0000000000644000-memory.dmp	family_vidar_v7
behavioral2/memory/636-11-0x0000000000400000-0x0000000000644000-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 4908 set thread context of 636	4908	b9220e18f15660f7649d01f17b9b787982442067449c0f27fce621f365b91edd.exe	96

Program crash 2 IoCs

pid	pid_target	Process	procid_target
4328	4908	WerFault.exe	91
4484	636	WerFault.exe	96

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4908	b9220e18f15660f7649d01f17b9b787982442067449c0f27fce621f365b91edd.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 4908 wrote to memory of 636	4908	b9220e18f15660f7649d01f17b9b787982442067449c0f27fce621f365b91edd.exe	96
PID 4908 wrote to memory of 636	4908	b9220e18f15660f7649d01f17b9b787982442067449c0f27fce621f365b91edd.exe	96
PID 4908 wrote to memory of 636	4908	b9220e18f15660f7649d01f17b9b787982442067449c0f27fce621f365b91edd.exe	96
PID 4908 wrote to memory of 636	4908	b9220e18f15660f7649d01f17b9b787982442067449c0f27fce621f365b91edd.exe	96
PID 4908 wrote to memory of 636	4908	b9220e18f15660f7649d01f17b9b787982442067449c0f27fce621f365b91edd.exe	96
PID 4908 wrote to memory of 636	4908	b9220e18f15660f7649d01f17b9b787982442067449c0f27fce621f365b91edd.exe	96
PID 4908 wrote to memory of 636	4908	b9220e18f15660f7649d01f17b9b787982442067449c0f27fce621f365b91edd.exe	96
PID 4908 wrote to memory of 636	4908	b9220e18f15660f7649d01f17b9b787982442067449c0f27fce621f365b91edd.exe	96
PID 4908 wrote to memory of 636	4908	b9220e18f15660f7649d01f17b9b787982442067449c0f27fce621f365b91edd.exe	96
PID 4908 wrote to memory of 636	4908	b9220e18f15660f7649d01f17b9b787982442067449c0f27fce621f365b91edd.exe	96

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:4908
- C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
  "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
  2⤵
  PID:636
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 636 -s 2336
    3⤵
    - Program crash
    PID:4484
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4908 -s 860
  2⤵
  - Program crash
  PID:4328

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 208 -p 4908 -ip 4908
1⤵
PID:4840

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 204 -p 636 -ip 636
1⤵
PID:320

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=1404 --field-trial-handle=3488,i,1267426273081718772,6254127258555406296,262144 --variations-seed-version /prefetch:8
1⤵
PID:3720

Network

MITRE ATT&CK Matrix

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Downloads

memory/636-6-0x0000000000400000-0x0000000000644000-memory.dmp

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memory/636-9-0x0000000000400000-0x0000000000644000-memory.dmp

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memory/636-11-0x0000000000400000-0x0000000000644000-memory.dmp

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memory/4908-0-0x00000000746F0000-0x0000000074EA0000-memory.dmp

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memory/4908-1-0x0000000000610000-0x0000000000658000-memory.dmp

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memory/4908-3-0x0000000004F50000-0x0000000004F51000-memory.dmp

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memory/4908-2-0x00000000051B0000-0x00000000051C0000-memory.dmp

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memory/4908-12-0x0000000002A50000-0x0000000004A50000-memory.dmp

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memory/4908-19-0x00000000746F0000-0x0000000074EA0000-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