vidar | 4b231165fb53ccbe0f337ed09227ddd57998a5ec6883402de241bc81ba0b6588

General

Target

4b231165fb53ccbe0f337ed09227ddd57998a5ec6883402de241bc81ba0b6588.exe
Size

617KB
MD5

08821ac5424cc31063657212609b8d1d
SHA1

d6d96eea96bddecb27ff673b736525c85482ab8d
SHA256

4b231165fb53ccbe0f337ed09227ddd57998a5ec6883402de241bc81ba0b6588
SHA512

1fd88a75f378ccbe36e6b167fc99bc4867d001e1e46e36770098d6eb43f54c31bf89148d187d787ac07574340508c94eb0a69516a0bb62aa74014ddd0da53089
SSDEEP

12288:HWV5qnPSABI5apSV9g9iTaq8v0tQNV+Fn6bIx+mW0Jc8lr7v:HW+nP9RpSVCcTaHi2wn6bIx+BM5r7v

Score

10^/10

vidar 0b3bd69430b7d827b107ba2ed809207d credential_access discovery spyware stealer

Malware Config

Extracted

Family

vidar

Version

11.1

Botnet

0b3bd69430b7d827b107ba2ed809207d

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 7 IoCs

stealer

resource	yara_rule
behavioral1/memory/2156-15-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral1/memory/2156-13-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral1/memory/2156-10-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral1/memory/2156-9-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral1/memory/2156-7-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral1/memory/2156-67-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7
behavioral1/memory/2156-68-0x0000000000400000-0x0000000000676000-memory.dmp	family_vidar_v7

Vidar
Vidar is an infostealer based on Arkei stealer.
stealer vidar
Vidar family
vidar

Deletes itself 1 IoCs

pid	Process
2560	cmd.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
Unsecured Credentials: Credentials In Files 1 TTPs
Steal credentials from unsecured files.
credential_access stealer

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 2036 set thread context of 2156	2036	4b231165fb53ccbe0f337ed09227ddd57998a5ec6883402de241bc81ba0b6588.exe	30

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
1956	2036	WerFault.exe	29

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	4b231165fb53ccbe0f337ed09227ddd57998a5ec6883402de241bc81ba0b6588.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	4b231165fb53ccbe0f337ed09227ddd57998a5ec6883402de241bc81ba0b6588.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	4b231165fb53ccbe0f337ed09227ddd57998a5ec6883402de241bc81ba0b6588.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	4b231165fb53ccbe0f337ed09227ddd57998a5ec6883402de241bc81ba0b6588.exe

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
2564	timeout.exe

Modifies system certificate store 2 TTPs 3 IoCs

evasion spyware trojan

Install Root Certificate

T1553.004

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25	4b231165fb53ccbe0f337ed09227ddd57998a5ec6883402de241bc81ba0b6588.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25\Blob = 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	4b231165fb53ccbe0f337ed09227ddd57998a5ec6883402de241bc81ba0b6588.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25\Blob = 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	4b231165fb53ccbe0f337ed09227ddd57998a5ec6883402de241bc81ba0b6588.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2156	4b231165fb53ccbe0f337ed09227ddd57998a5ec6883402de241bc81ba0b6588.exe
2156	4b231165fb53ccbe0f337ed09227ddd57998a5ec6883402de241bc81ba0b6588.exe
2156	4b231165fb53ccbe0f337ed09227ddd57998a5ec6883402de241bc81ba0b6588.exe

Suspicious use of WriteProcessMemory 23 IoCs

description	pid	Process	procid_target
PID 2036 wrote to memory of 2156	2036	4b231165fb53ccbe0f337ed09227ddd57998a5ec6883402de241bc81ba0b6588.exe	30
PID 2036 wrote to memory of 2156	2036	4b231165fb53ccbe0f337ed09227ddd57998a5ec6883402de241bc81ba0b6588.exe	30
PID 2036 wrote to memory of 2156	2036	4b231165fb53ccbe0f337ed09227ddd57998a5ec6883402de241bc81ba0b6588.exe	30
PID 2036 wrote to memory of 2156	2036	4b231165fb53ccbe0f337ed09227ddd57998a5ec6883402de241bc81ba0b6588.exe	30
PID 2036 wrote to memory of 2156	2036	4b231165fb53ccbe0f337ed09227ddd57998a5ec6883402de241bc81ba0b6588.exe	30
PID 2036 wrote to memory of 2156	2036	4b231165fb53ccbe0f337ed09227ddd57998a5ec6883402de241bc81ba0b6588.exe	30
PID 2036 wrote to memory of 2156	2036	4b231165fb53ccbe0f337ed09227ddd57998a5ec6883402de241bc81ba0b6588.exe	30
PID 2036 wrote to memory of 2156	2036	4b231165fb53ccbe0f337ed09227ddd57998a5ec6883402de241bc81ba0b6588.exe	30
PID 2036 wrote to memory of 2156	2036	4b231165fb53ccbe0f337ed09227ddd57998a5ec6883402de241bc81ba0b6588.exe	30
PID 2036 wrote to memory of 2156	2036	4b231165fb53ccbe0f337ed09227ddd57998a5ec6883402de241bc81ba0b6588.exe	30
PID 2036 wrote to memory of 2156	2036	4b231165fb53ccbe0f337ed09227ddd57998a5ec6883402de241bc81ba0b6588.exe	30
PID 2036 wrote to memory of 1956	2036	4b231165fb53ccbe0f337ed09227ddd57998a5ec6883402de241bc81ba0b6588.exe	31
PID 2036 wrote to memory of 1956	2036	4b231165fb53ccbe0f337ed09227ddd57998a5ec6883402de241bc81ba0b6588.exe	31
PID 2036 wrote to memory of 1956	2036	4b231165fb53ccbe0f337ed09227ddd57998a5ec6883402de241bc81ba0b6588.exe	31
PID 2036 wrote to memory of 1956	2036	4b231165fb53ccbe0f337ed09227ddd57998a5ec6883402de241bc81ba0b6588.exe	31
PID 2156 wrote to memory of 2560	2156	4b231165fb53ccbe0f337ed09227ddd57998a5ec6883402de241bc81ba0b6588.exe	35
PID 2156 wrote to memory of 2560	2156	4b231165fb53ccbe0f337ed09227ddd57998a5ec6883402de241bc81ba0b6588.exe	35
PID 2156 wrote to memory of 2560	2156	4b231165fb53ccbe0f337ed09227ddd57998a5ec6883402de241bc81ba0b6588.exe	35
PID 2156 wrote to memory of 2560	2156	4b231165fb53ccbe0f337ed09227ddd57998a5ec6883402de241bc81ba0b6588.exe	35
PID 2560 wrote to memory of 2564	2560	cmd.exe	37
PID 2560 wrote to memory of 2564	2560	cmd.exe	37
PID 2560 wrote to memory of 2564	2560	cmd.exe	37
PID 2560 wrote to memory of 2564	2560	cmd.exe	37

C:\Users\Admin\AppData\Local\Temp\4b231165fb53ccbe0f337ed09227ddd57998a5ec6883402de241bc81ba0b6588.exe
"C:\Users\Admin\AppData\Local\Temp\4b231165fb53ccbe0f337ed09227ddd57998a5ec6883402de241bc81ba0b6588.exe"
1⤵
- Suspicious use of SetThreadContext
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2036
- C:\Users\Admin\AppData\Local\Temp\4b231165fb53ccbe0f337ed09227ddd57998a5ec6883402de241bc81ba0b6588.exe
  "C:\Users\Admin\AppData\Local\Temp\4b231165fb53ccbe0f337ed09227ddd57998a5ec6883402de241bc81ba0b6588.exe"
  2⤵
  - System Location Discovery: System Language Discovery
  - Checks processor information in registry
  - Modifies system certificate store
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:2156
- - C:\Windows\SysWOW64\cmd.exe
    "C:\Windows\system32\cmd.exe" /c timeout /t 10 & del /f /q "C:\Users\Admin\AppData\Local\Temp\4b231165fb53ccbe0f337ed09227ddd57998a5ec6883402de241bc81ba0b6588.exe" & rd /s /q "C:\ProgramData\ECFHIJKJKFID" & exit
    3⤵
    - Deletes itself
    - System Location Discovery: System Language Discovery
    - Suspicious use of WriteProcessMemory
    PID:2560
  - - C:\Windows\SysWOW64\timeout.exe
      timeout /t 10
      4⤵
      System Location Discovery: System Language Discovery
      Delays execution with timeout.exe
      PID:2564
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2036 -s 68
  2⤵
  - Program crash
  PID:1956

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Subvert Trust Controls

1

T1553

Install Root Certificate

1

T1553.004

Credential Access

Unsecured Credentials

2

T1552

Credentials In Files

2

T1552.001

Discovery

Query Registry

2

T1012

System Information Discovery

2

T1082

System Location Discovery

1

T1614

System Language Discovery

1

T1614.001

Lateral Movement

Collection

Data from Local System

1

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\CabB721.tmp

Filesize
70KB

MD5
49aebf8cbd62d92ac215b2923fb1b9f5

SHA1
1723be06719828dda65ad804298d0431f6aff976

SHA256
b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

SHA512
bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

Download Submit
C:\Users\Admin\AppData\Local\Temp\TarB753.tmp

Filesize
181KB

MD5
4ea6026cf93ec6338144661bf1202cd1

SHA1
a1dec9044f750ad887935a01430bf49322fbdcb7

SHA256
8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

SHA512
6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

Download Submit
memory/2036-0-0x00000000003A2000-0x00000000003A3000-memory.dmp

Filesize
4KB

Download
memory/2156-10-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2156-13-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2156-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2156-15-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2156-9-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2156-7-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2156-5-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2156-1-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2156-18-0x0000000000310000-0x00000000003AC000-memory.dmp

Filesize
624KB

Download
memory/2156-3-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2156-67-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download
memory/2156-68-0x0000000000400000-0x0000000000676000-memory.dmp

Filesize
2.5MB

Download

Analysis

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