vidar | 09c9a7766eae2fe2b29a4bed104cbfd2e37f275af139af2e38c2538b772528f0

General

Target

09c9a7766eae2fe2b29a4bed104cbfd2e37f275af139af2e38c2538b772528f0.exe
Size

8.0MB
MD5

6e4bc15f250301e24b3430ad6f4d057c
SHA1

2c3d85cd955c3610b50b7402a0fcb39372792d6b
SHA256

09c9a7766eae2fe2b29a4bed104cbfd2e37f275af139af2e38c2538b772528f0
SHA512

d227de72ecab5e0fefbdabe259a05d72df09fc3b1a58296120c29c03cbadb333159500d051611af2b4110b7d55d2bd044c559eb1bd90683a3df89437df47c22f
SSDEEP

196608:Go7RLyPaLtaoJai5RgtqHx7JYk12vp7aqUGxbKgA8:T71DEo35RgtqHRk7G2KX8

Score

10^/10

vidar be248f550d2c12b9451f666b78745d64 credential_access discovery spyware stealer

Malware Config

Extracted

Family

vidar

Version

10.8

Botnet

be248f550d2c12b9451f666b78745d64

C2

https://steamcommunity.com/profiles/76561199761128941

https://t.me/iyigunl

Attributes

user_agent
Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/127.0.0.0 Safari/537.36

Signatures

Detect Vidar Stealer 5 IoCs

stealer

resource	yara_rule
behavioral2/memory/4876-2-0x0000000001A30000-0x0000000002172000-memory.dmp	family_vidar_v7
behavioral2/memory/4876-7-0x0000000001A30000-0x0000000002172000-memory.dmp	family_vidar_v7
behavioral2/memory/4876-18-0x0000000001A30000-0x0000000002172000-memory.dmp	family_vidar_v7
behavioral2/memory/4876-17-0x0000000001A30000-0x0000000002172000-memory.dmp	family_vidar_v7
behavioral2/memory/4876-37-0x0000000001A30000-0x0000000002172000-memory.dmp	family_vidar_v7

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

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Control Panel\International\Geo\Nation	09c9a7766eae2fe2b29a4bed104cbfd2e37f275af139af2e38c2538b772528f0.exe

Reads data files stored by FTP clients 2 TTPs
Tries to access configuration files associated with programs like FileZilla.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001
Unsecured Credentials: Credentials In Files 1 TTPs
Steal credentials from unsecured files.
credential_access stealer

Credentials In Files
T1552.001
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
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	09c9a7766eae2fe2b29a4bed104cbfd2e37f275af139af2e38c2538b772528f0.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	timeout.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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	09c9a7766eae2fe2b29a4bed104cbfd2e37f275af139af2e38c2538b772528f0.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	09c9a7766eae2fe2b29a4bed104cbfd2e37f275af139af2e38c2538b772528f0.exe

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
4512	timeout.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
4876	09c9a7766eae2fe2b29a4bed104cbfd2e37f275af139af2e38c2538b772528f0.exe
4876	09c9a7766eae2fe2b29a4bed104cbfd2e37f275af139af2e38c2538b772528f0.exe
4876	09c9a7766eae2fe2b29a4bed104cbfd2e37f275af139af2e38c2538b772528f0.exe
4876	09c9a7766eae2fe2b29a4bed104cbfd2e37f275af139af2e38c2538b772528f0.exe
4876	09c9a7766eae2fe2b29a4bed104cbfd2e37f275af139af2e38c2538b772528f0.exe
4876	09c9a7766eae2fe2b29a4bed104cbfd2e37f275af139af2e38c2538b772528f0.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 4876 wrote to memory of 1048	4876	09c9a7766eae2fe2b29a4bed104cbfd2e37f275af139af2e38c2538b772528f0.exe	104
PID 4876 wrote to memory of 1048	4876	09c9a7766eae2fe2b29a4bed104cbfd2e37f275af139af2e38c2538b772528f0.exe	104
PID 4876 wrote to memory of 1048	4876	09c9a7766eae2fe2b29a4bed104cbfd2e37f275af139af2e38c2538b772528f0.exe	104
PID 1048 wrote to memory of 4512	1048	cmd.exe	106
PID 1048 wrote to memory of 4512	1048	cmd.exe	106
PID 1048 wrote to memory of 4512	1048	cmd.exe	106

C:\Users\Admin\AppData\Local\Temp\09c9a7766eae2fe2b29a4bed104cbfd2e37f275af139af2e38c2538b772528f0.exe
"C:\Users\Admin\AppData\Local\Temp\09c9a7766eae2fe2b29a4bed104cbfd2e37f275af139af2e38c2538b772528f0.exe"
1⤵
- Checks computer location settings
- System Location Discovery: System Language Discovery
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4876
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\system32\cmd.exe" /c timeout /t 10 & del /f /q "C:\Users\Admin\AppData\Local\Temp\09c9a7766eae2fe2b29a4bed104cbfd2e37f275af139af2e38c2538b772528f0.exe" & rd /s /q "C:\ProgramData\IEBFIEBAFCBA" & exit
  2⤵
  - System Location Discovery: System Language Discovery
  - Suspicious use of WriteProcessMemory
  PID:1048
- - C:\Windows\SysWOW64\timeout.exe
    timeout /t 10
    3⤵
    - System Location Discovery: System Language Discovery
    - Delays execution with timeout.exe
    PID:4512

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

2

T1552

Credentials In Files

2

T1552.001

Discovery

Query Registry

3

T1012

System Information Discovery

3

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

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Downloads

memory/4876-2-0x0000000001A30000-0x0000000002172000-memory.dmp

Filesize
7.3MB

Download
memory/4876-7-0x0000000001A30000-0x0000000002172000-memory.dmp

Filesize
7.3MB

Download
memory/4876-18-0x0000000001A30000-0x0000000002172000-memory.dmp

Filesize
7.3MB

Download
memory/4876-19-0x0000000061E00000-0x0000000061EF3000-memory.dmp

Filesize
972KB

Download
memory/4876-17-0x0000000001A30000-0x0000000002172000-memory.dmp

Filesize
7.3MB

Download
memory/4876-37-0x0000000001A30000-0x0000000002172000-memory.dmp

Filesize
7.3MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads