Analysis

  • max time kernel
    149s
  • max time network
    149s
  • 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

    INV87162.txt.lnk

  • Size

    1KB

  • MD5

    eee800539317857be2814e2961f5786b

  • SHA1

    3b4031af710ea8116b7ae0c405182055b263441c

  • SHA256

    9ba435872f1ef090c6eb506fcd7c07d903b8c7a26e772e8b1046f312258f5a04

  • SHA512

    c5610f208d67274d59a391ce80f3358b3bb3c83297f34029a89c2e34f687940d1cd064abf0b41dc264fec8fbc36e61c08329896d42bdae9a765048ae2edd3cbd

Malware Config

Extracted

Family

icedid

Campaign

1842176049

C2

carismortht.com

Signatures

  • IcedID, BokBot

    IcedID is a banking trojan capable of stealing credentials.

  • Icedid family
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Using powershell.exe command.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • 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 6 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    cmd /c C:\Users\Admin\AppData\Local\Temp\INV87162.txt.lnk
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:3132
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -exec bypass -w h -file UFbjRkMGfw.ps1
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4224
      • C:\Windows\system32\NOTEPAD.EXE
        "C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Local\Temp\notice.txt
        3⤵
        • Opens file in notepad (likely ransom note)
        PID:3668
      • C:\Windows\system32\rundll32.exe
        "C:\Windows\system32\rundll32.exe" 33667344.dll,#1
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:3220

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_inxwwush.z5r.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • memory/3220-18-0x0000000180000000-0x0000000180009000-memory.dmp

    Filesize

    36KB

  • memory/4224-2-0x00007FFDDEDD3000-0x00007FFDDEDD5000-memory.dmp

    Filesize

    8KB

  • memory/4224-12-0x000002CBA5190000-0x000002CBA51B2000-memory.dmp

    Filesize

    136KB

  • memory/4224-14-0x00007FFDDEDD0000-0x00007FFDDF891000-memory.dmp

    Filesize

    10.8MB

  • memory/4224-13-0x00007FFDDEDD0000-0x00007FFDDF891000-memory.dmp

    Filesize

    10.8MB

  • memory/4224-17-0x00007FFDDEDD0000-0x00007FFDDF891000-memory.dmp

    Filesize

    10.8MB