vidar | ec8fd365359a2988155fa7b5fabbe0ffab258a0778cff4df8541df479bfa7c52

Analysis

max time kernel
111s
max time network
96s
platform
windows7_x64
resource
win7-en-20210920
submitted
04/10/2021, 15:59

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General

Target
5b6270052e7cecea41cdba60dd9aef40.exe
Size 717KB
Sample211004-te38psgfhr
SHA256 ec8fd365359a2988155fa7b5fabbe0ffab258a0778cff4df8541df479bfa7c52
MD5 5b6270052e7cecea41cdba60dd9aef40
SHA1 b6cc4807ac01b42dbc28c002d2340ee7887be3ad
SHA512 a3404cdcf393c01dcd9711002b5f3a541717d2797c003a9ae05c232bf9c2a22ba928ef264317e4532874a2d11a9cda37dccb0bb8ebd6f2befd24dd65c7ce8fde
MD5 SHA1 SHA512

Score

10^/10

vidar 1008 stealer

Malware Config

Extracted

Family

vidar

Version

41.1

Botnet

1008

https://mas.to/@bardak1ho

Attributes

profile_id
1008

Signatures

Vidar
Vidar is an infostealer based on Arkei stealer.
stealer vidar

Vidar Stealer 2 IoCs

stealer

resource	yara_rule
behavioral1/memory/1212-55-0x0000000000400000-0x00000000004D7000-memory.dmp	family_vidar
behavioral1/memory/1212-54-0x00000000005D0000-0x00000000006A4000-memory.dmp	family_vidar

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1312	1212	WerFault.exe	26

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
1312	WerFault.exe
1312	WerFault.exe
1312	WerFault.exe
1312	WerFault.exe
1312	WerFault.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1312	WerFault.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1312	WerFault.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1212 wrote to memory of 1312	1212	5b6270052e7cecea41cdba60dd9aef40.exe	29
PID 1212 wrote to memory of 1312	1212	5b6270052e7cecea41cdba60dd9aef40.exe	29
PID 1212 wrote to memory of 1312	1212	5b6270052e7cecea41cdba60dd9aef40.exe	29
PID 1212 wrote to memory of 1312	1212	5b6270052e7cecea41cdba60dd9aef40.exe	29

C:\Users\Admin\AppData\Local\Temp\5b6270052e7cecea41cdba60dd9aef40.exe
"C:\Users\Admin\AppData\Local\Temp\5b6270052e7cecea41cdba60dd9aef40.exe"
1⤵
- Suspicious use of WriteProcessMemory
PID:1212
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1212 -s 876
  2⤵
  - Program crash
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of AdjustPrivilegeToken
  PID:1312

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

memory/1212-53-0x0000000075331000-0x0000000075333000-memory.dmp

Download

memory/1212-55-0x0000000000400000-0x00000000004D7000-memory.dmp

Download

memory/1212-54-0x00000000005D0000-0x00000000006A4000-memory.dmp

Download

memory/1312-57-0x0000000002200000-0x0000000002201000-memory.dmp

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