vidar | ea516db6800329002e1bf6146faf4bf845be216682ca52381624b3cdaf7fc487

General

Target
4d0db60fc5f8c5589340110330341467.exe
Size 661KB
Sample211007-lcgmxscbf5
SHA256 ea516db6800329002e1bf6146faf4bf845be216682ca52381624b3cdaf7fc487
MD5 4d0db60fc5f8c5589340110330341467
SHA1 ddf63c2b290e0a7ba40bac6849132292025224b7
SHA512 b81bf99b032c8058dd18424c4314d8dcc559df815b569259500f335d9cd288ac66a702655a656c4dba2e13e5e3ce2cc4c92b342077ada190f2edf5aad108eca0
MD5 SHA1 SHA512

Score

10^/10

vidar stealer

Malware Config

Signatures

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

Vidar Stealer 2 IoCs

stealer

resource	yara_rule
behavioral1/memory/1932-61-0x00000000008E0000-0x00000000009B6000-memory.dmp	family_vidar
behavioral1/memory/1932-62-0x0000000000400000-0x00000000008D5000-memory.dmp	family_vidar

Program crash 1 IoCs

pid	pid_target	Process	procid_target
844	1932	WerFault.exe	24

Modifies system certificate store 2 TTPs 2 IoCs

evasion spyware trojan

Install Root Certificate

T1130

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13	4d0db60fc5f8c5589340110330341467.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13\Blob = 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	4d0db60fc5f8c5589340110330341467.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
844	WerFault.exe
844	WerFault.exe
844	WerFault.exe
844	WerFault.exe
844	WerFault.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
844	WerFault.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	844	WerFault.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 1932 wrote to memory of 844	1932	4d0db60fc5f8c5589340110330341467.exe	27
PID 1932 wrote to memory of 844	1932	4d0db60fc5f8c5589340110330341467.exe	27
PID 1932 wrote to memory of 844	1932	4d0db60fc5f8c5589340110330341467.exe	27
PID 1932 wrote to memory of 844	1932	4d0db60fc5f8c5589340110330341467.exe	27

C:\Users\Admin\AppData\Local\Temp\4d0db60fc5f8c5589340110330341467.exe
"C:\Users\Admin\AppData\Local\Temp\4d0db60fc5f8c5589340110330341467.exe"
1⤵
- Modifies system certificate store
- Suspicious use of WriteProcessMemory
PID:1932
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1932 -s 860
  2⤵
  - Program crash
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious behavior: GetForegroundWindowSpam
  - Suspicious use of AdjustPrivilegeToken
  PID:844

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Install Root Certificate

Modify Registry

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/844-64-0x00000000007D0000-0x00000000007D1000-memory.dmp

Download

memory/1932-60-0x0000000075D51000-0x0000000075D53000-memory.dmp

Download

memory/1932-61-0x00000000008E0000-0x00000000009B6000-memory.dmp

Download

memory/1932-62-0x0000000000400000-0x00000000008D5000-memory.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads