vidar | 6a47bed443d129fb6c3661b64547971090889b7c1a8fdf8d27bd804d5f5dd1d8

Analysis

max time kernel
135s
max time network
124s
platform
windows10-2004_x64
resource
win10v2004-20241007-en
resource tags

arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
submitted
16/10/2024, 23:13

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General

Target

Unlock_Tool_2.3.exe
Size

1.5MB
MD5

875d0ab4d446da201127377ef3756d5e
SHA1

45cdad2ed72f5d4956d13ffcee2002caabc68625
SHA256

5067e33aee627b233fccbfa9516fdb2bb96216694a606986f986add251a856fd
SHA512

4ee704b5cc1cf693a511ca555de476ec76fa39b9993fbde102545a390e91ae286c57f7c4cd717b56748a1549e1c28c5e7cfde994f61dac0b762b832fed4d769e
SSDEEP

12288:1hzfw9F+PLs7BYQtUq6xGfMD/lienK07szdiNb4uhYUsZNYHjuO83IEO:Lw9FOYBYQ6xG0TI4QO4uhNSNYDu/4t

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/2384-1-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral4/memory/2384-3-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral4/memory/2384-13-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral4/memory/2384-14-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral4/memory/2384-23-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral4/memory/2384-24-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral4/memory/2384-32-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral4/memory/2384-33-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral4/memory/2384-49-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral4/memory/2384-50-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral4/memory/2384-72-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral4/memory/2384-73-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral4/memory/2384-80-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral4/memory/2384-81-0x0000000000400000-0x0000000000676000-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-1-5-21-3350944739-639801879-157714471-1000\Control Panel\International\Geo\Nation	Unlock_Tool_2.3.exe

Loads dropped DLL 2 IoCs

pid	Process
2384	Unlock_Tool_2.3.exe
2384	Unlock_Tool_2.3.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 1424 set thread context of 2384	1424	Unlock_Tool_2.3.exe	86

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
4628	1424	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	timeout.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Unlock_Tool_2.3.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	Unlock_Tool_2.3.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	cmd.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_2.3.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	Unlock_Tool_2.3.exe

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
4964	timeout.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
2384	Unlock_Tool_2.3.exe
2384	Unlock_Tool_2.3.exe
2384	Unlock_Tool_2.3.exe
2384	Unlock_Tool_2.3.exe
2384	Unlock_Tool_2.3.exe
2384	Unlock_Tool_2.3.exe
2384	Unlock_Tool_2.3.exe
2384	Unlock_Tool_2.3.exe

Suspicious use of WriteProcessMemory 19 IoCs

description	pid	Process	procid_target
PID 1424 wrote to memory of 800	1424	Unlock_Tool_2.3.exe	85
PID 1424 wrote to memory of 800	1424	Unlock_Tool_2.3.exe	85
PID 1424 wrote to memory of 800	1424	Unlock_Tool_2.3.exe	85
PID 1424 wrote to memory of 2384	1424	Unlock_Tool_2.3.exe	86
PID 1424 wrote to memory of 2384	1424	Unlock_Tool_2.3.exe	86
PID 1424 wrote to memory of 2384	1424	Unlock_Tool_2.3.exe	86
PID 1424 wrote to memory of 2384	1424	Unlock_Tool_2.3.exe	86
PID 1424 wrote to memory of 2384	1424	Unlock_Tool_2.3.exe	86
PID 1424 wrote to memory of 2384	1424	Unlock_Tool_2.3.exe	86
PID 1424 wrote to memory of 2384	1424	Unlock_Tool_2.3.exe	86
PID 1424 wrote to memory of 2384	1424	Unlock_Tool_2.3.exe	86
PID 1424 wrote to memory of 2384	1424	Unlock_Tool_2.3.exe	86
PID 1424 wrote to memory of 2384	1424	Unlock_Tool_2.3.exe	86
PID 2384 wrote to memory of 5016	2384	Unlock_Tool_2.3.exe	102
PID 2384 wrote to memory of 5016	2384	Unlock_Tool_2.3.exe	102
PID 2384 wrote to memory of 5016	2384	Unlock_Tool_2.3.exe	102
PID 5016 wrote to memory of 4964	5016	cmd.exe	104
PID 5016 wrote to memory of 4964	5016	cmd.exe	104
PID 5016 wrote to memory of 4964	5016	cmd.exe	104

C:\Users\Admin\AppData\Local\Temp\Unlock_Tool_2.3.exe
"C:\Users\Admin\AppData\Local\Temp\Unlock_Tool_2.3.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1424
- C:\Users\Admin\AppData\Local\Temp\Unlock_Tool_2.3.exe
  "C:\Users\Admin\AppData\Local\Temp\Unlock_Tool_2.3.exe"
  2⤵
  PID:800
- C:\Users\Admin\AppData\Local\Temp\Unlock_Tool_2.3.exe
  "C:\Users\Admin\AppData\Local\Temp\Unlock_Tool_2.3.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:2384
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\system32\cmd.exe" /c timeout /t 10 & rd /s /q "C:\ProgramData\KJEHDHIEGIII" & exit
    3⤵
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:5016
  - - C:\Windows\SysWOW64\timeout.exe
      timeout /t 10
      4⤵
      System Location Discovery: System Language Discovery
      Delays execution with timeout.exe
      PID:4964
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1424 -s 264
  2⤵
  - Program crash
  PID:4628

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1424 -ip 1424
1⤵
PID:3476

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/1424-0-0x000000000012B000-0x000000000012C000-memory.dmp

Filesize
4KB

Download
memory/2384-24-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2384-33-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2384-14-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2384-15-0x0000000022BE0000-0x0000000022E3F000-memory.dmp

Filesize
2.4MB

Download
memory/2384-23-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2384-6-0x00000000000B0000-0x000000000023E000-memory.dmp

Filesize
1.6MB

Download
memory/2384-32-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2384-13-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2384-49-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2384-50-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2384-3-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2384-1-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2384-72-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2384-73-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2384-80-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2384-81-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download