vidar | 0d4ca324e676d8cd384902068b4caf199e1803fc82fdf3d7ee0fa7a902dcf4f1

General

Target

0d4ca324e676d8cd384902068b4caf199e1803fc82fdf3d7ee0fa7a902dcf4f1.exe
Size

472KB
MD5

6052f8bcb046d6bff94a7c1166a9d6f5
SHA1

ef38c207772abb3dd832390b60ca430e4f104a37
SHA256

0d4ca324e676d8cd384902068b4caf199e1803fc82fdf3d7ee0fa7a902dcf4f1
SHA512

ce45d5e807fb752a7769e1c9dbc489aa3ad352fa47a5d87e7634caf96a884e6246885ad587948f5a48df833c681b58cad3d42adf7a9c293a899b8ab85425e97e
SSDEEP

12288:6EwlJEfdmBk0UIS6curQNyXIGtKkKghroaqpv:6PlY1IRrQNyXdtKkKghro9p

Score

10^/10

vidar e749025c61b2caca10aa829a9e1a65a1 discovery spyware stealer upx

Malware Config

Extracted

Family

vidar

Version

3.4

Botnet

e749025c61b2caca10aa829a9e1a65a1

C2

https://steamcommunity.com/profiles/76561199494593681

https://t.me/auftriebs

Attributes

profile_id_v2
e749025c61b2caca10aa829a9e1a65a1
user_agent
Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:105.0) Gecko/20100101 Firefox/105.0

Signatures

Vidar
Vidar is an infostealer based on Arkei stealer.
stealer vidar
Downloads MZ/PE file

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-1-5-21-1013461898-3711306144-4198452673-1000\Control Panel\International\Geo\Nation	0d4ca324e676d8cd384902068b4caf199e1803fc82fdf3d7ee0fa7a902dcf4f1.exe

Executes dropped EXE 1 IoCs

pid	Process
1112	08431639318840162185.exe

Loads dropped DLL 2 IoCs

pid	Process
1228	0d4ca324e676d8cd384902068b4caf199e1803fc82fdf3d7ee0fa7a902dcf4f1.exe
1228	0d4ca324e676d8cd384902068b4caf199e1803fc82fdf3d7ee0fa7a902dcf4f1.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

UPX packed file 5 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral1/files/0x0002000000022cb7-225.dat	upx
behavioral1/files/0x0002000000022cb7-227.dat	upx
behavioral1/files/0x0002000000022cb7-228.dat	upx
behavioral1/memory/1112-229-0x0000000000800000-0x0000000001663000-memory.dmp	upx
behavioral1/memory/1112-230-0x0000000000800000-0x0000000001663000-memory.dmp	upx

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
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

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	0d4ca324e676d8cd384902068b4caf199e1803fc82fdf3d7ee0fa7a902dcf4f1.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	0d4ca324e676d8cd384902068b4caf199e1803fc82fdf3d7ee0fa7a902dcf4f1.exe

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
972	timeout.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
1228	0d4ca324e676d8cd384902068b4caf199e1803fc82fdf3d7ee0fa7a902dcf4f1.exe
1228	0d4ca324e676d8cd384902068b4caf199e1803fc82fdf3d7ee0fa7a902dcf4f1.exe

Suspicious use of WriteProcessMemory 12 IoCs

description	pid	Process	procid_target
PID 1228 wrote to memory of 1112	1228	0d4ca324e676d8cd384902068b4caf199e1803fc82fdf3d7ee0fa7a902dcf4f1.exe	91
PID 1228 wrote to memory of 1112	1228	0d4ca324e676d8cd384902068b4caf199e1803fc82fdf3d7ee0fa7a902dcf4f1.exe	91
PID 1228 wrote to memory of 3828	1228	0d4ca324e676d8cd384902068b4caf199e1803fc82fdf3d7ee0fa7a902dcf4f1.exe	93
PID 1228 wrote to memory of 3828	1228	0d4ca324e676d8cd384902068b4caf199e1803fc82fdf3d7ee0fa7a902dcf4f1.exe	93
PID 1228 wrote to memory of 3828	1228	0d4ca324e676d8cd384902068b4caf199e1803fc82fdf3d7ee0fa7a902dcf4f1.exe	93
PID 3828 wrote to memory of 972	3828	cmd.exe	95
PID 3828 wrote to memory of 972	3828	cmd.exe	95
PID 3828 wrote to memory of 972	3828	cmd.exe	95
PID 1112 wrote to memory of 4584	1112	08431639318840162185.exe	96
PID 1112 wrote to memory of 4584	1112	08431639318840162185.exe	96
PID 4584 wrote to memory of 3772	4584	cmd.exe	98
PID 4584 wrote to memory of 3772	4584	cmd.exe	98

C:\Users\Admin\AppData\Local\Temp\0d4ca324e676d8cd384902068b4caf199e1803fc82fdf3d7ee0fa7a902dcf4f1.exe
"C:\Users\Admin\AppData\Local\Temp\0d4ca324e676d8cd384902068b4caf199e1803fc82fdf3d7ee0fa7a902dcf4f1.exe"
1⤵
- Checks computer location settings
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1228
- C:\ProgramData\08431639318840162185.exe
  "C:\ProgramData\08431639318840162185.exe"
  2⤵
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:1112
- - C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /C choice /C Y /N /D Y /T 0 &Del C:\ProgramData\08431639318840162185.exe
    3⤵
    - Suspicious use of WriteProcessMemory
    PID:4584
  - - C:\Windows\system32\choice.exe
      choice /C Y /N /D Y /T 0
      4⤵
      PID:3772
- C:\Windows\SysWOW64\cmd.exe
  "C:\Windows\System32\cmd.exe" /c timeout /t 6 & del /f /q "C:\Users\Admin\AppData\Local\Temp\0d4ca324e676d8cd384902068b4caf199e1803fc82fdf3d7ee0fa7a902dcf4f1.exe" & exit
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3828
- - C:\Windows\SysWOW64\timeout.exe
    timeout /t 6
    3⤵
    - Delays execution with timeout.exe
    PID:972

Network

MITRE ATT&CK Enterprise 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

Command and Control

Exfiltration

Impact

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Downloads

C:\ProgramData\08431639318840162185.exe

Filesize
4.3MB

MD5
c4ab3149ef02a36d663699a8c541933e

SHA1
67088f5eff9ec575775b711c9e3650d12d7f4d5c

SHA256
0a0fbd6af9e5d110118f02b87f9a92f9f58fb100f6d9883d55a6aae6c548b4ce

SHA512
88b10f81b2cd273fefeffb4c2078807e89b4b756d50110b61e9f89092715f29ba8d1803f64bc971c1293dc624b92d0b7f05612ae661dd8d24e47d39047a4b7b4

Download Submit
C:\ProgramData\08431639318840162185.exe

Filesize
4.3MB

MD5
c4ab3149ef02a36d663699a8c541933e

SHA1
67088f5eff9ec575775b711c9e3650d12d7f4d5c

SHA256
0a0fbd6af9e5d110118f02b87f9a92f9f58fb100f6d9883d55a6aae6c548b4ce

SHA512
88b10f81b2cd273fefeffb4c2078807e89b4b756d50110b61e9f89092715f29ba8d1803f64bc971c1293dc624b92d0b7f05612ae661dd8d24e47d39047a4b7b4

Download Submit
C:\ProgramData\08431639318840162185.exe

Filesize
4.3MB

MD5
c4ab3149ef02a36d663699a8c541933e

SHA1
67088f5eff9ec575775b711c9e3650d12d7f4d5c

SHA256
0a0fbd6af9e5d110118f02b87f9a92f9f58fb100f6d9883d55a6aae6c548b4ce

SHA512
88b10f81b2cd273fefeffb4c2078807e89b4b756d50110b61e9f89092715f29ba8d1803f64bc971c1293dc624b92d0b7f05612ae661dd8d24e47d39047a4b7b4

Download Submit
C:\ProgramData\mozglue.dll

Filesize
593KB

MD5
c8fd9be83bc728cc04beffafc2907fe9

SHA1
95ab9f701e0024cedfbd312bcfe4e726744c4f2e

SHA256
ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a

SHA512
fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040

Download Submit
C:\ProgramData\nss3.dll

Filesize
2.0MB

MD5
1cc453cdf74f31e4d913ff9c10acdde2

SHA1
6e85eae544d6e965f15fa5c39700fa7202f3aafe

SHA256
ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5

SHA512
dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571

Download Submit
memory/1112-229-0x0000000000800000-0x0000000001663000-memory.dmp

Filesize
14.4MB

Download
memory/1112-230-0x0000000000800000-0x0000000001663000-memory.dmp

Filesize
14.4MB

Download
memory/1228-134-0x0000000002650000-0x00000000026A7000-memory.dmp

Filesize
348KB

Download
memory/1228-144-0x0000000061E00000-0x0000000061EF3000-memory.dmp

Filesize
972KB

Download
memory/1228-214-0x0000000000400000-0x000000000081B000-memory.dmp

Filesize
4.1MB

Download
memory/1228-231-0x0000000000400000-0x000000000081B000-memory.dmp

Filesize
4.1MB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads