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Analysis

  • max time kernel
    125s
  • max time network
    143s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22/12/2024, 18:51

General

  • Target

    UFbjRkMGfw.ps1

  • Size

    59B

  • MD5

    219543beb2dbd3dd4a38133cb4cf5d62

  • SHA1

    a9f3bca1e95a8013e54a327ab471fa90f4d6fdec

  • SHA256

    ff4878fee00d54134fffa5ca90af7ec4892d7397dafe5ad8a319ab83f9b594ae

  • SHA512

    adfc8567036636ebcbd46d860eacdf55edaff7a56af5a65f0c4695fe2698fa8bc5c7afa1b75126450417516851b500bb3b8d1a1211dae279d6ef95c1621aab26

Malware Config

Extracted

Family

icedid

Campaign

1842176049

C2

carismortht.com

Signatures

  • IcedID, BokBot

    IcedID is a banking trojan capable of stealing credentials.

  • Icedid family
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Using powershell.exe command.

  • Modifies registry class 1 IoCs
  • Opens file in notepad (likely ransom note) 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
    powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\UFbjRkMGfw.ps1
    1⤵
    • Command and Scripting Interpreter: PowerShell
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4332
    • C:\Windows\system32\NOTEPAD.EXE
      "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Local\Temp\notice.txt
      2⤵
      • Opens file in notepad (likely ransom note)
      PID:3484
    • C:\Windows\system32\rundll32.exe
      "C:\Windows\system32\rundll32.exe" 33667344.dll,#1
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      PID:4416

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_gmdyfteq.lut.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/4332-0-0x00007FFEAEFA3000-0x00007FFEAEFA5000-memory.dmp

    Filesize

    8KB

  • memory/4332-10-0x0000026E88F70000-0x0000026E88F92000-memory.dmp

    Filesize

    136KB

  • memory/4332-11-0x00007FFEAEFA0000-0x00007FFEAFA61000-memory.dmp

    Filesize

    10.8MB

  • memory/4332-12-0x00007FFEAEFA0000-0x00007FFEAFA61000-memory.dmp

    Filesize

    10.8MB

  • memory/4332-15-0x00007FFEAEFA0000-0x00007FFEAFA61000-memory.dmp

    Filesize

    10.8MB

  • memory/4416-16-0x0000000180000000-0x0000000180009000-memory.dmp

    Filesize

    36KB