vidar | 9565b4b2b515302acdfb398873fc1b710d35b7b8d1d24bb4252ef805e3358715

General

Target

2024-09-07_25c97de06e1600f6261e2cae24255c50_poet-rat_snatch.exe
Size

15.0MB
MD5

25c97de06e1600f6261e2cae24255c50
SHA1

533f0e11fe9609447ccb77152f4346a558c935a8
SHA256

9565b4b2b515302acdfb398873fc1b710d35b7b8d1d24bb4252ef805e3358715
SHA512

5c9aa5a8901ec560d4e7de4f57f01eec8ad9f295a91d182426c51cd4edac582383d685a74283784a8f9e182f7624d1fd6ccd469bdea221b446dac9cc4d4f3c44
SSDEEP

98304:l3tK33tgdTr5FI693xeiPR1tpar2oUdazIelLd5fFHibVD/o9+6ekws07/j/oU/Q:Otg11i+GOdOIeNddhiRMyszoeT42

Score

10^/10

vidar 99a9950fed7b1d95c81a34479cfbefe2 credential_access discovery spyware stealer

Malware Config

Extracted

Family

vidar

Version

10.8

Botnet

99a9950fed7b1d95c81a34479cfbefe2

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 15 IoCs

stealer

resource	yara_rule
behavioral2/memory/2988-2-0x0000000000840000-0x0000000000A81000-memory.dmp	family_vidar_v7
behavioral2/memory/2988-6-0x0000000000840000-0x0000000000A81000-memory.dmp	family_vidar_v7
behavioral2/memory/2988-10-0x0000000000840000-0x0000000000A81000-memory.dmp	family_vidar_v7
behavioral2/memory/2988-19-0x0000000000840000-0x0000000000A81000-memory.dmp	family_vidar_v7
behavioral2/memory/2988-20-0x0000000000840000-0x0000000000A81000-memory.dmp	family_vidar_v7
behavioral2/memory/2988-36-0x0000000000840000-0x0000000000A81000-memory.dmp	family_vidar_v7
behavioral2/memory/2988-37-0x0000000000840000-0x0000000000A81000-memory.dmp	family_vidar_v7
behavioral2/memory/2988-46-0x0000000000840000-0x0000000000A81000-memory.dmp	family_vidar_v7
behavioral2/memory/2988-53-0x0000000000840000-0x0000000000A81000-memory.dmp	family_vidar_v7
behavioral2/memory/2988-61-0x0000000000840000-0x0000000000A81000-memory.dmp	family_vidar_v7
behavioral2/memory/2988-62-0x0000000000840000-0x0000000000A81000-memory.dmp	family_vidar_v7
behavioral2/memory/2988-84-0x0000000000840000-0x0000000000A81000-memory.dmp	family_vidar_v7
behavioral2/memory/2988-85-0x0000000000840000-0x0000000000A81000-memory.dmp	family_vidar_v7
behavioral2/memory/2988-98-0x0000000000840000-0x0000000000A81000-memory.dmp	family_vidar_v7
behavioral2/memory/2988-99-0x0000000000840000-0x0000000000A81000-memory.dmp	family_vidar_v7

Vidar
Vidar is an infostealer based on Arkei stealer.
stealer vidar
Credentials from Password Stores: Credentials from Web Browsers 1 TTPs
Malicious Access or copy of Web Browser Credential store.
credential_access stealer

Credentials from Web Browsers
T1555.003
Downloads MZ/PE file

Loads dropped DLL 2 IoCs

pid	Process
2988	BitLockerToGo.exe
2988	BitLockerToGo.exe

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

Credentials In Files
T1552.001
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials In Files
T1552.001

Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs

Web Service

T1102

flow	ioc
4	raw.githubusercontent.com
5	raw.githubusercontent.com

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 5020 set thread context of 2988	5020	2024-09-07_25c97de06e1600f6261e2cae24255c50_poet-rat_snatch.exe	99

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	2024-09-07_25c97de06e1600f6261e2cae24255c50_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
4108	timeout.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
2988	BitLockerToGo.exe
2988	BitLockerToGo.exe
2988	BitLockerToGo.exe
2988	BitLockerToGo.exe
2988	BitLockerToGo.exe
2988	BitLockerToGo.exe
2988	BitLockerToGo.exe
2988	BitLockerToGo.exe
2988	BitLockerToGo.exe
2988	BitLockerToGo.exe
2988	BitLockerToGo.exe
2988	BitLockerToGo.exe
2988	BitLockerToGo.exe
2988	BitLockerToGo.exe
2988	BitLockerToGo.exe
2988	BitLockerToGo.exe
2988	BitLockerToGo.exe
2988	BitLockerToGo.exe
2988	BitLockerToGo.exe
2988	BitLockerToGo.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	5020	2024-09-07_25c97de06e1600f6261e2cae24255c50_poet-rat_snatch.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 5020 wrote to memory of 2988	5020	2024-09-07_25c97de06e1600f6261e2cae24255c50_poet-rat_snatch.exe	99
PID 5020 wrote to memory of 2988	5020	2024-09-07_25c97de06e1600f6261e2cae24255c50_poet-rat_snatch.exe	99
PID 5020 wrote to memory of 2988	5020	2024-09-07_25c97de06e1600f6261e2cae24255c50_poet-rat_snatch.exe	99
PID 5020 wrote to memory of 2988	5020	2024-09-07_25c97de06e1600f6261e2cae24255c50_poet-rat_snatch.exe	99
PID 5020 wrote to memory of 2988	5020	2024-09-07_25c97de06e1600f6261e2cae24255c50_poet-rat_snatch.exe	99
PID 5020 wrote to memory of 2988	5020	2024-09-07_25c97de06e1600f6261e2cae24255c50_poet-rat_snatch.exe	99
PID 5020 wrote to memory of 2988	5020	2024-09-07_25c97de06e1600f6261e2cae24255c50_poet-rat_snatch.exe	99
PID 5020 wrote to memory of 2988	5020	2024-09-07_25c97de06e1600f6261e2cae24255c50_poet-rat_snatch.exe	99
PID 5020 wrote to memory of 2988	5020	2024-09-07_25c97de06e1600f6261e2cae24255c50_poet-rat_snatch.exe	99
PID 5020 wrote to memory of 2988	5020	2024-09-07_25c97de06e1600f6261e2cae24255c50_poet-rat_snatch.exe	99
PID 2988 wrote to memory of 1836	2988	BitLockerToGo.exe	105
PID 2988 wrote to memory of 1836	2988	BitLockerToGo.exe	105
PID 2988 wrote to memory of 1836	2988	BitLockerToGo.exe	105
PID 1836 wrote to memory of 4108	1836	cmd.exe	107
PID 1836 wrote to memory of 4108	1836	cmd.exe	107
PID 1836 wrote to memory of 4108	1836	cmd.exe	107

C:\Users\Admin\AppData\Local\Temp\2024-09-07_25c97de06e1600f6261e2cae24255c50_poet-rat_snatch.exe
"C:\Users\Admin\AppData\Local\Temp\2024-09-07_25c97de06e1600f6261e2cae24255c50_poet-rat_snatch.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5020
- 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:2988
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\system32\cmd.exe" /c timeout /t 10 & rd /s /q "C:\ProgramData\FCBAEHCAEGDH" & exit
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:1836
  - - C:\Windows\SysWOW64\timeout.exe
      timeout /t 10
      4⤵
      System Location Discovery: System Language Discovery
      Delays execution with timeout.exe
      PID:4108

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4260,i,10065386245627775856,6567048529106473151,262144 --variations-seed-version --mojo-platform-channel-handle=4004 /prefetch:8
1⤵
PID:4840

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --field-trial-handle=2988,i,10065386245627775856,6567048529106473151,262144 --variations-seed-version --mojo-platform-channel-handle=2332 /prefetch:3
1⤵
PID:4328

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

1

T1555

Credentials from Web Browsers

1

T1555.003

Unsecured Credentials

2

T1552

Credentials In Files

2

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

Data from Local System

1

T1005

Command and Control

Web Service

1

T1102

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
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network\SCT Auditing Pending Reports

Filesize
2B

MD5
d751713988987e9331980363e24189ce

SHA1
97d170e1550eee4afc0af065b78cda302a97674c

SHA256
4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945

SHA512
b25b294cb4deb69ea00a4c3cf3113904801b6015e5956bd019a8570b1fe1d6040e944ef3cdee16d0a46503ca6e659a25f21cf9ceddc13f352a3c98138c15d6af

Download Submit
C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Network\Sdch Dictionaries

Filesize
40B

MD5
20d4b8fa017a12a108c87f540836e250

SHA1
1ac617fac131262b6d3ce1f52f5907e31d5f6f00

SHA256
6028bd681dbf11a0a58dde8a0cd884115c04caa59d080ba51bde1b086ce0079d

SHA512
507b2b8a8a168ff8f2bdafa5d9d341c44501a5f17d9f63f3d43bd586bc9e8ae33221887869fa86f845b7d067cb7d2a7009efd71dda36e03a40a74fee04b86856

Download Submit
memory/2988-53-0x0000000000840000-0x0000000000A81000-memory.dmp

Filesize
2.3MB

Download
memory/2988-37-0x0000000000840000-0x0000000000A81000-memory.dmp

Filesize
2.3MB

Download
memory/2988-61-0x0000000000840000-0x0000000000A81000-memory.dmp

Filesize
2.3MB

Download
memory/2988-36-0x0000000000840000-0x0000000000A81000-memory.dmp

Filesize
2.3MB

Download
memory/2988-62-0x0000000000840000-0x0000000000A81000-memory.dmp

Filesize
2.3MB

Download
memory/2988-46-0x0000000000840000-0x0000000000A81000-memory.dmp

Filesize
2.3MB

Download
memory/2988-1-0x0000000000840000-0x0000000000A81000-memory.dmp

Filesize
2.3MB

Download
memory/2988-6-0x0000000000840000-0x0000000000A81000-memory.dmp

Filesize
2.3MB

Download
memory/2988-22-0x0000000021C90000-0x0000000021EEF000-memory.dmp

Filesize
2.4MB

Download
memory/2988-20-0x0000000000840000-0x0000000000A81000-memory.dmp

Filesize
2.3MB

Download
memory/2988-10-0x0000000000840000-0x0000000000A81000-memory.dmp

Filesize
2.3MB

Download
memory/2988-2-0x0000000000840000-0x0000000000A81000-memory.dmp

Filesize
2.3MB

Download
memory/2988-84-0x0000000000840000-0x0000000000A81000-memory.dmp

Filesize
2.3MB

Download
memory/2988-85-0x0000000000840000-0x0000000000A81000-memory.dmp

Filesize
2.3MB

Download
memory/2988-98-0x0000000000840000-0x0000000000A81000-memory.dmp

Filesize
2.3MB

Download
memory/2988-99-0x0000000000840000-0x0000000000A81000-memory.dmp

Filesize
2.3MB

Download
memory/2988-19-0x0000000000840000-0x0000000000A81000-memory.dmp

Filesize
2.3MB

Download

Analysis

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