Analysis

  • max time kernel
    62s
  • max time network
    47s
  • platform
    windows10-1703_x64
  • resource
    win10-20240404-en
  • resource tags

    arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system
  • submitted
    11-10-2024 10:53

General

  • Target

    Soft.exe

  • Size

    11.6MB

  • MD5

    e07f44a87703de090d1eb0dccd846553

  • SHA1

    7905082ab227b83cf2ae74617828ad363d0ec8d6

  • SHA256

    11c38e3bd3e0cd2b4f783efe5bd007e0ffe28162c5e343509028719a437810d8

  • SHA512

    0c859e2c52cc3e0ceeaf6fefe7d7c4f5bec3dc9822207c841ce96501364e987e1a2aaa828cbb2840e8c61ee002dd631355969e11ff7fef678d132819046ee1f4

  • SSDEEP

    49152:f6CsLrzgdhBxDv9nWzUQBzD5I574hzdHmjh7ezq5DZ6rUSpSUDmPsCGd/5Nj11lm:bs/zgdtDBEUuH8VxnSNf+SOSkln

Malware Config

Extracted

Family

vidar

Version

11.1

Botnet

91ee094dd9ffff7505d0f982e8e1ca3f

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 14 IoCs
  • Vidar

    Vidar is an infostealer based on Arkei stealer.

  • Downloads MZ/PE file
  • Loads dropped DLL 2 IoCs
  • Unsecured Credentials: Credentials In Files 1 TTPs

    Steal credentials from unsecured files.

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Suspicious use of SetThreadContext 1 IoCs
  • Drops file in Windows directory 2 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • 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.

  • Checks SCSI registry key(s) 3 TTPs 3 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Checks processor information in registry 2 TTPs 4 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Delays execution with timeout.exe 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 57 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of FindShellTrayWindow 47 IoCs
  • Suspicious use of SendNotifyMessage 47 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Soft.exe
    "C:\Users\Admin\AppData\Local\Temp\Soft.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:5008
    • 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:2724
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\system32\cmd.exe" /c timeout /t 10 & rd /s /q "C:\ProgramData\KFIJJJEBGCFB" & exit
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:4980
        • C:\Windows\SysWOW64\timeout.exe
          timeout /t 10
          4⤵
          • System Location Discovery: System Language Discovery
          • Delays execution with timeout.exe
          PID:2440
  • C:\Windows\system32\taskmgr.exe
    "C:\Windows\system32\taskmgr.exe" /7
    1⤵
    • Drops file in Windows directory
    • Checks SCSI registry key(s)
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    PID:4028

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • \ProgramData\mozglue.dll

    Filesize

    593KB

    MD5

    c8fd9be83bc728cc04beffafc2907fe9

    SHA1

    95ab9f701e0024cedfbd312bcfe4e726744c4f2e

    SHA256

    ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a

    SHA512

    fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040

  • \ProgramData\nss3.dll

    Filesize

    2.0MB

    MD5

    1cc453cdf74f31e4d913ff9c10acdde2

    SHA1

    6e85eae544d6e965f15fa5c39700fa7202f3aafe

    SHA256

    ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5

    SHA512

    dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571

  • memory/2724-12-0x0000000000800000-0x0000000000A76000-memory.dmp

    Filesize

    2.5MB

  • memory/2724-32-0x0000000000800000-0x0000000000A76000-memory.dmp

    Filesize

    2.5MB

  • memory/2724-0-0x0000000000800000-0x0000000000A76000-memory.dmp

    Filesize

    2.5MB

  • memory/2724-18-0x0000000000800000-0x0000000000A76000-memory.dmp

    Filesize

    2.5MB

  • memory/2724-19-0x0000000000800000-0x0000000000A76000-memory.dmp

    Filesize

    2.5MB

  • memory/2724-20-0x00000000217A0000-0x00000000219FF000-memory.dmp

    Filesize

    2.4MB

  • memory/2724-31-0x0000000000800000-0x0000000000A76000-memory.dmp

    Filesize

    2.5MB

  • memory/2724-9-0x0000000000800000-0x0000000000A76000-memory.dmp

    Filesize

    2.5MB

  • memory/2724-40-0x0000000000800000-0x0000000000A76000-memory.dmp

    Filesize

    2.5MB

  • memory/2724-4-0x0000000000800000-0x0000000000A76000-memory.dmp

    Filesize

    2.5MB

  • memory/2724-2-0x0000000000800000-0x0000000000A76000-memory.dmp

    Filesize

    2.5MB

  • memory/2724-61-0x0000000000800000-0x0000000000A76000-memory.dmp

    Filesize

    2.5MB

  • memory/2724-62-0x0000000000800000-0x0000000000A76000-memory.dmp

    Filesize

    2.5MB

  • memory/2724-75-0x0000000000800000-0x0000000000A76000-memory.dmp

    Filesize

    2.5MB

  • memory/2724-76-0x0000000000800000-0x0000000000A76000-memory.dmp

    Filesize

    2.5MB

  • memory/2724-77-0x0000000000800000-0x0000000000A76000-memory.dmp

    Filesize

    2.5MB