vidar | bc05f2971cb912d9047f0bafd95ab94fa1c141f57580d261f04b27e0f3ef3981

General

Target

2024-10-19_0f453beb3b91f9993d1e69661a26dee8_poet-rat_snatch.exe
Size

9.1MB
MD5

0f453beb3b91f9993d1e69661a26dee8
SHA1

4478e598ce438473d0dec82156863f901ca82853
SHA256

bc05f2971cb912d9047f0bafd95ab94fa1c141f57580d261f04b27e0f3ef3981
SHA512

27ca8946024f43f346decf260691d740398b2cc643e3306c7eec40ad27c5af819a7f5ebea467b0ebfa17310d21639e099a4bb5ecd1171bdb8e4f454eac210f1f
SSDEEP

49152:dT2J6mHyA+c9OoSgI/QDBmdnR1ell3R4NqU8nq9LBWJYu5blvGRCnQoxYLaHFsjh:gI2yA+c9OUrDyymevvWSoxGd8IM7N

Score

10^/10

vidar 467d1313a0fbcd97b65a6f1d261c288f credential_access discovery stealer

Malware Config

Extracted

Family

vidar

Version

11.1

Botnet

467d1313a0fbcd97b65a6f1d261c288f

C2

https://steamcommunity.com/profiles/76561199786602107

https://t.me/lpnjoke

Attributes

user_agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:130.0) Gecko/20100101 Firefox/130.0

Signatures

Detect Vidar Stealer 17 IoCs

stealer

resource	yara_rule
behavioral2/memory/724-1-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/724-2-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/724-5-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/724-12-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/724-21-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/724-29-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/724-30-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/724-31-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/724-32-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/724-48-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/724-49-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/724-56-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/724-72-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/724-73-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/724-80-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/724-81-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/724-82-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7

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

Loads dropped DLL 2 IoCs

pid	Process
724	BitLockerToGo.exe
724	BitLockerToGo.exe

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

Credentials In Files
T1552.001

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 1736 set thread context of 724	1736	2024-10-19_0f453beb3b91f9993d1e69661a26dee8_poet-rat_snatch.exe	94

Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217

System Location Discovery: System Language Discovery 1 TTPs 4 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	2024-10-19_0f453beb3b91f9993d1e69661a26dee8_poet-rat_snatch.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	BitLockerToGo.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	BitLockerToGo.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	BitLockerToGo.exe

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
2692	timeout.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
724	BitLockerToGo.exe
724	BitLockerToGo.exe
724	BitLockerToGo.exe
724	BitLockerToGo.exe
724	BitLockerToGo.exe
724	BitLockerToGo.exe
724	BitLockerToGo.exe
724	BitLockerToGo.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 1736 wrote to memory of 724	1736	2024-10-19_0f453beb3b91f9993d1e69661a26dee8_poet-rat_snatch.exe	94
PID 1736 wrote to memory of 724	1736	2024-10-19_0f453beb3b91f9993d1e69661a26dee8_poet-rat_snatch.exe	94
PID 1736 wrote to memory of 724	1736	2024-10-19_0f453beb3b91f9993d1e69661a26dee8_poet-rat_snatch.exe	94
PID 1736 wrote to memory of 724	1736	2024-10-19_0f453beb3b91f9993d1e69661a26dee8_poet-rat_snatch.exe	94
PID 1736 wrote to memory of 724	1736	2024-10-19_0f453beb3b91f9993d1e69661a26dee8_poet-rat_snatch.exe	94
PID 1736 wrote to memory of 724	1736	2024-10-19_0f453beb3b91f9993d1e69661a26dee8_poet-rat_snatch.exe	94
PID 1736 wrote to memory of 724	1736	2024-10-19_0f453beb3b91f9993d1e69661a26dee8_poet-rat_snatch.exe	94
PID 1736 wrote to memory of 724	1736	2024-10-19_0f453beb3b91f9993d1e69661a26dee8_poet-rat_snatch.exe	94
PID 1736 wrote to memory of 724	1736	2024-10-19_0f453beb3b91f9993d1e69661a26dee8_poet-rat_snatch.exe	94
PID 1736 wrote to memory of 724	1736	2024-10-19_0f453beb3b91f9993d1e69661a26dee8_poet-rat_snatch.exe	94
PID 724 wrote to memory of 2396	724	BitLockerToGo.exe	105
PID 724 wrote to memory of 2396	724	BitLockerToGo.exe	105
PID 724 wrote to memory of 2396	724	BitLockerToGo.exe	105
PID 2396 wrote to memory of 2692	2396	cmd.exe	107
PID 2396 wrote to memory of 2692	2396	cmd.exe	107
PID 2396 wrote to memory of 2692	2396	cmd.exe	107

C:\Users\Admin\AppData\Local\Temp\2024-10-19_0f453beb3b91f9993d1e69661a26dee8_poet-rat_snatch.exe
"C:\Users\Admin\AppData\Local\Temp\2024-10-19_0f453beb3b91f9993d1e69661a26dee8_poet-rat_snatch.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1736
- C:\Windows\BitLockerDiscoveryVolumeContents\BitLockerToGo.exe
  "C:\Windows\BitLockerDiscoveryVolumeContents\BitLockerToGo.exe"
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Checks processor information in registry
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:724
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\system32\cmd.exe" /c timeout /t 10 & rd /s /q "C:\ProgramData\JKFHIIEHIEGD" & exit
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2396
  - - C:\Windows\SysWOW64\timeout.exe
      timeout /t 10
      4⤵
      System Location Discovery: System Language Discovery
      Delays execution with timeout.exe
      PID:2692

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Unsecured Credentials

1

T1552

Credentials In Files

1

T1552.001

Discovery

Browser Information Discovery

Query Registry

System Information Discovery

1

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

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/724-13-0x0000000022500000-0x000000002275F000-memory.dmp

Filesize
2.4MB

Download
memory/724-48-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/724-12-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/724-0-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/724-21-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/724-29-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/724-30-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/724-31-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/724-32-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/724-5-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/724-49-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/724-56-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/724-2-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/724-1-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/724-72-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/724-73-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/724-80-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/724-81-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/724-82-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download

Analysis

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