vidar | 959e47ec654acce16b8df4466da97f8479d65b9a69a2c3603c3cb6856ceaecc0

General

Target

959e47ec654acce16b8df4466da97f8479d65b9a69a2c3603c3cb6856ceaecc0.exe
Size

9.1MB
MD5

de40920ceb6061d4a5b62fd03a9438c5
SHA1

eb3d3f46aad57e868b9d4b2c07d24410bfd2ca85
SHA256

959e47ec654acce16b8df4466da97f8479d65b9a69a2c3603c3cb6856ceaecc0
SHA512

fa0ea73440e794092045fdada16fb702ae7e5962a09d2fa62d7873a1c211c9b55037cb34c15477cdaf6052a0d7443ce413cebe35e4785032718666246af712f6
SSDEEP

49152:kT2J6mHyA+c9OoSgI/QDBmdnR1ell3R4NqU8nq9LBWJYu5blvGRCnQoxYLaHFsjh:nI2yA+c9OUrDyymevvWSoxGd8IM7N

Score

10^/10

vidar 467d1313a0fbcd97b65a6f1d261c288f credential_access discovery spyware 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 16 IoCs

stealer

resource	yara_rule
behavioral2/memory/2184-1-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/2184-2-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/2184-5-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/2184-10-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/2184-11-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/2184-20-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/2184-21-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/2184-29-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/2184-45-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/2184-46-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/2184-47-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/2184-54-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/2184-70-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/2184-71-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/2184-84-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral2/memory/2184-85-0x0000000000400000-0x0000000000676000-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
2184	BitLockerToGo.exe
2184	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
45	bitbucket.org
46	bitbucket.org

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3356 set thread context of 2184	3356	959e47ec654acce16b8df4466da97f8479d65b9a69a2c3603c3cb6856ceaecc0.exe	88

Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217

System Location Discovery: System Language Discovery 1 TTPs 2 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	959e47ec654acce16b8df4466da97f8479d65b9a69a2c3603c3cb6856ceaecc0.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	BitLockerToGo.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

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
2184	BitLockerToGo.exe
2184	BitLockerToGo.exe
2184	BitLockerToGo.exe
2184	BitLockerToGo.exe
2184	BitLockerToGo.exe
2184	BitLockerToGo.exe

Suspicious use of WriteProcessMemory 10 IoCs

description	pid	Process	procid_target
PID 3356 wrote to memory of 2184	3356	959e47ec654acce16b8df4466da97f8479d65b9a69a2c3603c3cb6856ceaecc0.exe	88
PID 3356 wrote to memory of 2184	3356	959e47ec654acce16b8df4466da97f8479d65b9a69a2c3603c3cb6856ceaecc0.exe	88
PID 3356 wrote to memory of 2184	3356	959e47ec654acce16b8df4466da97f8479d65b9a69a2c3603c3cb6856ceaecc0.exe	88
PID 3356 wrote to memory of 2184	3356	959e47ec654acce16b8df4466da97f8479d65b9a69a2c3603c3cb6856ceaecc0.exe	88
PID 3356 wrote to memory of 2184	3356	959e47ec654acce16b8df4466da97f8479d65b9a69a2c3603c3cb6856ceaecc0.exe	88
PID 3356 wrote to memory of 2184	3356	959e47ec654acce16b8df4466da97f8479d65b9a69a2c3603c3cb6856ceaecc0.exe	88
PID 3356 wrote to memory of 2184	3356	959e47ec654acce16b8df4466da97f8479d65b9a69a2c3603c3cb6856ceaecc0.exe	88
PID 3356 wrote to memory of 2184	3356	959e47ec654acce16b8df4466da97f8479d65b9a69a2c3603c3cb6856ceaecc0.exe	88
PID 3356 wrote to memory of 2184	3356	959e47ec654acce16b8df4466da97f8479d65b9a69a2c3603c3cb6856ceaecc0.exe	88
PID 3356 wrote to memory of 2184	3356	959e47ec654acce16b8df4466da97f8479d65b9a69a2c3603c3cb6856ceaecc0.exe	88

C:\Users\Admin\AppData\Local\Temp\959e47ec654acce16b8df4466da97f8479d65b9a69a2c3603c3cb6856ceaecc0.exe
"C:\Users\Admin\AppData\Local\Temp\959e47ec654acce16b8df4466da97f8479d65b9a69a2c3603c3cb6856ceaecc0.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3356
- 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
  PID:2184

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

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
memory/2184-11-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2184-46-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2184-10-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2184-0-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2184-13-0x0000000024450000-0x00000000246AF000-memory.dmp

Filesize
2.4MB

Download
memory/2184-20-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2184-21-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2184-29-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2184-45-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2184-5-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2184-47-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2184-54-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2184-2-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2184-1-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2184-70-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2184-71-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2184-84-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2184-85-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download

Analysis

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