Analysis

  • max time kernel
    245s
  • max time network
    332s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-11-2022 09:34

General

  • Target

    Setup.exe

  • Size

    761.7MB

  • MD5

    f0debc46a47f40bbffbf8d563973a0f5

  • SHA1

    62182857b58cddee7903f66710ed0d7827e0d35d

  • SHA256

    85dee32ceb240f5e255ea6c0aaa516965ebee42072d52373156e1b605d80b7cb

  • SHA512

    7587e0313edcadd91c1c75d2737fa31cee2498dc85a371d291af8d11f883808acab4bcf96d6062eae15f1f75eb346ca5cfed4cf1dfbbcb89d5cb10ee0392c8f9

  • SSDEEP

    12288:rzVtFFIkfyPV9VRrjCR5TJmkuSiD63cZ23:vbIkg9HUz/iD6sZI

Score
10/10

Malware Config

Extracted

Family

vidar

Version

55.7

Botnet

1375

C2

https://t.me/deadftx

https://www.tiktok.com/@user6068972597711

Attributes
  • profile_id

    1375

Signatures

  • Vidar

    Vidar is an infostealer based on Arkei stealer.

  • Loads dropped DLL 2 IoCs
  • Uses the VBS compiler for execution 1 TTPs
  • Suspicious use of SetThreadContext 1 IoCs
  • Program crash 1 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Setup.exe
    "C:\Users\Admin\AppData\Local\Temp\Setup.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:748
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
      2⤵
      • Loads dropped DLL
      PID:3672
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 748 -s 152
      2⤵
      • Program crash
      PID:4792
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 748 -ip 748
    1⤵
      PID:2620

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\ProgramData\mozglue.dll

      Filesize

      593KB

      MD5

      c8fd9be83bc728cc04beffafc2907fe9

      SHA1

      95ab9f701e0024cedfbd312bcfe4e726744c4f2e

      SHA256

      ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a

      SHA512

      fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040

    • C:\ProgramData\nss3.dll

      Filesize

      2.0MB

      MD5

      1cc453cdf74f31e4d913ff9c10acdde2

      SHA1

      6e85eae544d6e965f15fa5c39700fa7202f3aafe

      SHA256

      ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5

      SHA512

      dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571

    • memory/3672-132-0x0000000000000000-mapping.dmp

    • memory/3672-133-0x0000000000810000-0x000000000086F000-memory.dmp

      Filesize

      380KB

    • memory/3672-139-0x0000000000810000-0x000000000086F000-memory.dmp

      Filesize

      380KB

    • memory/3672-140-0x0000000061E00000-0x0000000061EF3000-memory.dmp

      Filesize

      972KB