vidar | 87da38c9d074d01908ba1629bfc4fd2473664a89e2d300ed5c9825b30efa5580

Analysis

max time kernel
148s
max time network
154s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
15-10-2024 10:35

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General

Target

Unlock_Tool_2.1.7.exe
Size

624KB
MD5

1beffbcac74ae319dfbe01d15ff47e43
SHA1

f80113b669a0c7e4a099b24d3ddfd8f438221a3f
SHA256

4585e6cdb4eb5a3124793b630097969a1dc125373f8f40fd1964960eeb3a7897
SHA512

d48df850f82352f02182f1773ca6a26e54898123fdcc098f0f04873070baaa0b887f0314446778fa8e3290e4e57c9c2d3d9dafbf869342c2337cbc58a1ea51c4
SSDEEP

12288:UsSlnbfaUYu6og6b+bVw+sIKToZLVgTkIW/wTo+2KHZEO:JSxbyP0g8+bPRvZpgTzAwTo+2K5t

Score

10^/10

vidar 23a142269e47ce1692ccc9fb68473bc2 credential_access discovery spyware stealer

Malware Config

Extracted

Family

vidar

Version

11.1

Botnet

23a142269e47ce1692ccc9fb68473bc2

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 14 IoCs

stealer

resource	yara_rule
behavioral4/memory/4968-2-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral4/memory/4968-3-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral4/memory/4968-13-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral4/memory/4968-14-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral4/memory/4968-23-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral4/memory/4968-24-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral4/memory/4968-32-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral4/memory/4968-48-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral4/memory/4968-49-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral4/memory/4968-50-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral4/memory/4968-72-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral4/memory/4968-73-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral4/memory/4968-80-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral4/memory/4968-81-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7

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-1-5-21-3442511616-637977696-3186306149-1000\Control Panel\International\Geo\Nation	Unlock_Tool_2.1.7.exe

Loads dropped DLL 2 IoCs

pid	Process
4968	Unlock_Tool_2.1.7.exe
4968	Unlock_Tool_2.1.7.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
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003
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
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

Suspicious use of SetThreadContext 1 IoCs

description	pid	Process	procid_target
PID 3964 set thread context of 4968	3964	Unlock_Tool_2.1.7.exe	93

Browser Information Discovery 1 TTPs
Enumerate browser information.
discovery

Browser Information Discovery
T1217
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2840	3964	WerFault.exe	84

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	Unlock_Tool_2.1.7.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	timeout.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Unlock_Tool_2.1.7.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	Unlock_Tool_2.1.7.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	Unlock_Tool_2.1.7.exe

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
400	timeout.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
4968	Unlock_Tool_2.1.7.exe
4968	Unlock_Tool_2.1.7.exe
4968	Unlock_Tool_2.1.7.exe
4968	Unlock_Tool_2.1.7.exe
4968	Unlock_Tool_2.1.7.exe
4968	Unlock_Tool_2.1.7.exe
4968	Unlock_Tool_2.1.7.exe
4968	Unlock_Tool_2.1.7.exe

Suspicious use of WriteProcessMemory 25 IoCs

description	pid	Process	procid_target
PID 3964 wrote to memory of 2476	3964	Unlock_Tool_2.1.7.exe	90
PID 3964 wrote to memory of 2476	3964	Unlock_Tool_2.1.7.exe	90
PID 3964 wrote to memory of 2476	3964	Unlock_Tool_2.1.7.exe	90
PID 3964 wrote to memory of 3208	3964	Unlock_Tool_2.1.7.exe	91
PID 3964 wrote to memory of 3208	3964	Unlock_Tool_2.1.7.exe	91
PID 3964 wrote to memory of 3208	3964	Unlock_Tool_2.1.7.exe	91
PID 3964 wrote to memory of 1768	3964	Unlock_Tool_2.1.7.exe	92
PID 3964 wrote to memory of 1768	3964	Unlock_Tool_2.1.7.exe	92
PID 3964 wrote to memory of 1768	3964	Unlock_Tool_2.1.7.exe	92
PID 3964 wrote to memory of 4968	3964	Unlock_Tool_2.1.7.exe	93
PID 3964 wrote to memory of 4968	3964	Unlock_Tool_2.1.7.exe	93
PID 3964 wrote to memory of 4968	3964	Unlock_Tool_2.1.7.exe	93
PID 3964 wrote to memory of 4968	3964	Unlock_Tool_2.1.7.exe	93
PID 3964 wrote to memory of 4968	3964	Unlock_Tool_2.1.7.exe	93
PID 3964 wrote to memory of 4968	3964	Unlock_Tool_2.1.7.exe	93
PID 3964 wrote to memory of 4968	3964	Unlock_Tool_2.1.7.exe	93
PID 3964 wrote to memory of 4968	3964	Unlock_Tool_2.1.7.exe	93
PID 3964 wrote to memory of 4968	3964	Unlock_Tool_2.1.7.exe	93
PID 3964 wrote to memory of 4968	3964	Unlock_Tool_2.1.7.exe	93
PID 4968 wrote to memory of 2552	4968	Unlock_Tool_2.1.7.exe	101
PID 4968 wrote to memory of 2552	4968	Unlock_Tool_2.1.7.exe	101
PID 4968 wrote to memory of 2552	4968	Unlock_Tool_2.1.7.exe	101
PID 2552 wrote to memory of 400	2552	cmd.exe	103
PID 2552 wrote to memory of 400	2552	cmd.exe	103
PID 2552 wrote to memory of 400	2552	cmd.exe	103

C:\Users\Admin\AppData\Local\Temp\Unlock_Tool_2.1.7.exe
"C:\Users\Admin\AppData\Local\Temp\Unlock_Tool_2.1.7.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3964
- C:\Users\Admin\AppData\Local\Temp\Unlock_Tool_2.1.7.exe
  "C:\Users\Admin\AppData\Local\Temp\Unlock_Tool_2.1.7.exe"
  2⤵
  PID:2476
- C:\Users\Admin\AppData\Local\Temp\Unlock_Tool_2.1.7.exe
  "C:\Users\Admin\AppData\Local\Temp\Unlock_Tool_2.1.7.exe"
  2⤵
  PID:3208
- C:\Users\Admin\AppData\Local\Temp\Unlock_Tool_2.1.7.exe
  "C:\Users\Admin\AppData\Local\Temp\Unlock_Tool_2.1.7.exe"
  2⤵
  PID:1768
- C:\Users\Admin\AppData\Local\Temp\Unlock_Tool_2.1.7.exe
  "C:\Users\Admin\AppData\Local\Temp\Unlock_Tool_2.1.7.exe"
  2⤵
  - Checks computer location settings
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Checks processor information in registry
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:4968
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\system32\cmd.exe" /c timeout /t 10 & rd /s /q "C:\ProgramData\AAEGHJKJKKJD" & exit
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2552
  - - C:\Windows\SysWOW64\timeout.exe
      timeout /t 10
      4⤵
      System Location Discovery: System Language Discovery
      Delays execution with timeout.exe
      PID:400
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 3964 -s 248
  2⤵
  - Program crash
  PID:2840

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3964 -ip 3964
1⤵
PID:2072

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Browser Information Discovery

T1217

Query Registry

T1012

System Information Discovery

T1082

System Location Discovery

T1614

System Language Discovery

T1614.001

Lateral Movement

Collection

Data from Local System

T1005

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/3964-0-0x0000000000176000-0x0000000000178000-memory.dmp

Filesize
8KB

Download
memory/4968-24-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/4968-48-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/4968-14-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/4968-15-0x0000000020400000-0x000000002065F000-memory.dmp

Filesize
2.4MB

Download
memory/4968-23-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/4968-4-0x00000000000E0000-0x000000000017E000-memory.dmp

Filesize
632KB

Download
memory/4968-32-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/4968-13-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/4968-49-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/4968-50-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/4968-3-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/4968-2-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/4968-72-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/4968-73-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/4968-80-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/4968-81-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download