vidar | a8e37aea3413fb9403e3690b2f1c4edc10b9685de8fda68254c930134e2b2f0f

General

Target

c6d1b079aa26df3bb9309a9e62349b06.exe
Size

389KB
MD5

c6d1b079aa26df3bb9309a9e62349b06
SHA1

10569121fcee6033e6b75e855b70ac7903e64ecd
SHA256

a8e37aea3413fb9403e3690b2f1c4edc10b9685de8fda68254c930134e2b2f0f
SHA512

4ae01f8aec7ac5d55ccf0113b418f75d889211ab2083d6659f929f14cf54cc5271abffdc21c06e9caae5453628dac7edb95c2d7e564e92aeab3ea799d40db881

Score

10^/10

vidar 517 discovery spyware stealer

Malware Config

Extracted

Family

vidar

Version

53.3

Botnet

517

C2

https://climatejustice.social/@ffoleg94

Attributes

profile_id
517

Signatures

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

Checks computer location settings 2 TTPs 1 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

c6d1b079aa26df3bb9309a9e62349b06.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1178428168-2939480073-3055857545-1000\Control Panel\International\Geo\Nation	c6d1b079aa26df3bb9309a9e62349b06.exe

Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Accesses 2FA software files, possible credential harvesting 2 TTPs
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials in Files
T1081
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012
Suspicious use of SetThreadContext 1 IoCs

Processes:

c6d1b079aa26df3bb9309a9e62349b06.exe

description pid process target process

PID 3432 set thread context of 4716 3432 c6d1b079aa26df3bb9309a9e62349b06.exe c6d1b079aa26df3bb9309a9e62349b06.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

description	pid	process	target process
PID 3432 set thread context of 4716	3432	c6d1b079aa26df3bb9309a9e62349b06.exe	c6d1b079aa26df3bb9309a9e62349b06.exe

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

c6d1b079aa26df3bb9309a9e62349b06.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	c6d1b079aa26df3bb9309a9e62349b06.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	c6d1b079aa26df3bb9309a9e62349b06.exe

Delays execution with timeout.exe 1 IoCs
evasion

Processes:

timeout.exe

pid process

1620 timeout.exe
Kills process with taskkill 1 IoCs
evasion

Processes:

taskkill.exe

pid process

2064 taskkill.exe
Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

c6d1b079aa26df3bb9309a9e62349b06.exe

pid process

4716 c6d1b079aa26df3bb9309a9e62349b06.exe
4716 c6d1b079aa26df3bb9309a9e62349b06.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

taskkill.exe

description pid process

Token: SeDebugPrivilege 2064 taskkill.exe

pid	process
1620	timeout.exe

pid	process
2064	taskkill.exe

pid	process
4716	c6d1b079aa26df3bb9309a9e62349b06.exe
4716	c6d1b079aa26df3bb9309a9e62349b06.exe

description	pid	process
Token: SeDebugPrivilege	2064	taskkill.exe

Suspicious use of WriteProcessMemory 17 IoCs

Processes:

c6d1b079aa26df3bb9309a9e62349b06.exec6d1b079aa26df3bb9309a9e62349b06.execmd.exe

description	pid	process	target process
PID 3432 wrote to memory of 4716	3432	c6d1b079aa26df3bb9309a9e62349b06.exe	c6d1b079aa26df3bb9309a9e62349b06.exe
PID 3432 wrote to memory of 4716	3432	c6d1b079aa26df3bb9309a9e62349b06.exe	c6d1b079aa26df3bb9309a9e62349b06.exe
PID 3432 wrote to memory of 4716	3432	c6d1b079aa26df3bb9309a9e62349b06.exe	c6d1b079aa26df3bb9309a9e62349b06.exe
PID 3432 wrote to memory of 4716	3432	c6d1b079aa26df3bb9309a9e62349b06.exe	c6d1b079aa26df3bb9309a9e62349b06.exe
PID 3432 wrote to memory of 4716	3432	c6d1b079aa26df3bb9309a9e62349b06.exe	c6d1b079aa26df3bb9309a9e62349b06.exe
PID 3432 wrote to memory of 4716	3432	c6d1b079aa26df3bb9309a9e62349b06.exe	c6d1b079aa26df3bb9309a9e62349b06.exe
PID 3432 wrote to memory of 4716	3432	c6d1b079aa26df3bb9309a9e62349b06.exe	c6d1b079aa26df3bb9309a9e62349b06.exe
PID 3432 wrote to memory of 4716	3432	c6d1b079aa26df3bb9309a9e62349b06.exe	c6d1b079aa26df3bb9309a9e62349b06.exe
PID 4716 wrote to memory of 2524	4716	c6d1b079aa26df3bb9309a9e62349b06.exe	cmd.exe
PID 4716 wrote to memory of 2524	4716	c6d1b079aa26df3bb9309a9e62349b06.exe	cmd.exe
PID 4716 wrote to memory of 2524	4716	c6d1b079aa26df3bb9309a9e62349b06.exe	cmd.exe
PID 2524 wrote to memory of 2064	2524	cmd.exe	taskkill.exe
PID 2524 wrote to memory of 2064	2524	cmd.exe	taskkill.exe
PID 2524 wrote to memory of 2064	2524	cmd.exe	taskkill.exe
PID 2524 wrote to memory of 1620	2524	cmd.exe	timeout.exe
PID 2524 wrote to memory of 1620	2524	cmd.exe	timeout.exe
PID 2524 wrote to memory of 1620	2524	cmd.exe	timeout.exe

C:\Users\Admin\AppData\Local\Temp\c6d1b079aa26df3bb9309a9e62349b06.exe
"C:\Users\Admin\AppData\Local\Temp\c6d1b079aa26df3bb9309a9e62349b06.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3432

C:\Users\Admin\AppData\Local\Temp\c6d1b079aa26df3bb9309a9e62349b06.exe
"C:\Users\Admin\AppData\Local\Temp\c6d1b079aa26df3bb9309a9e62349b06.exe"
2⤵
- Checks computer location settings
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4716

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im c6d1b079aa26df3bb9309a9e62349b06.exe /f & timeout /t 6 & del /f /q "C:\Users\Admin\AppData\Local\Temp\c6d1b079aa26df3bb9309a9e62349b06.exe" & del C:\ProgramData\*.dll & exit
3⤵
- Suspicious use of WriteProcessMemory
PID:2524

C:\Windows\SysWOW64\taskkill.exe
taskkill /im c6d1b079aa26df3bb9309a9e62349b06.exe /f
4⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:2064

C:\Windows\SysWOW64\timeout.exe
timeout /t 6
4⤵
- Delays execution with timeout.exe
PID:1620

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

3

T1081

Discovery

Query Registry

3

T1012

System Information Discovery

3

T1082

Lateral Movement

Collection

Data from Local System

3

T1005

Exfiltration

Command and Control

Impact

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Downloads

memory/1620-159-0x0000000000000000-mapping.dmp

Download
memory/2064-158-0x0000000000000000-mapping.dmp

Download
memory/2524-156-0x0000000000000000-mapping.dmp

Download
memory/3432-132-0x000000000050D000-0x0000000000537000-memory.dmp

Filesize
168KB

Download
memory/3432-135-0x00000000021B0000-0x00000000021F6000-memory.dmp

Filesize
280KB

Download
memory/4716-130-0x0000000000000000-mapping.dmp

Download
memory/4716-131-0x0000000000400000-0x0000000000459000-memory.dmp

Filesize
356KB

Download
memory/4716-133-0x0000000000400000-0x0000000000459000-memory.dmp

Filesize
356KB

Download
memory/4716-134-0x0000000000400000-0x0000000000459000-memory.dmp

Filesize
356KB

Download
memory/4716-136-0x0000000000400000-0x0000000000459000-memory.dmp

Filesize
356KB

Download
memory/4716-137-0x0000000060900000-0x0000000060992000-memory.dmp

Filesize
584KB

Download
memory/4716-157-0x0000000000400000-0x0000000000459000-memory.dmp

Filesize
356KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads