Analysis

  • max time kernel
    152s
  • max time network
    170s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    12/10/2023, 15:48

General

  • Target
    69e3c157249070aec7d5e003cd6b3dd05f87b555e4997e4c11cc5ff07462e3db_JC.vbs
  • Size 1012KB
  • Sample231012-s8texsbh98
  • SHA256 69e3c157249070aec7d5e003cd6b3dd05f87b555e4997e4c11cc5ff07462e3db
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • icedid

Campaign
  • 361893872

Signatures

  • IcedID, BokBot

    IcedID is a banking trojan capable of stealing credentials.

  • Blocklisted process makes network request 3 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Loads dropped DLL 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs
  • Uses Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

Processes

  • C:\Windows\System32\WScript.exe
    "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Temp\69e3c157249070aec7d5e003cd6b3dd05f87b555e4997e4c11cc5ff07462e3db_JC.vbs"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:1224
    • C:\Windows\System32\regsvr32.exe
      "C:\Windows\System32\regsvr32.exe" C://windows/Temp/0013-1.dll
      2⤵
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2484
      • C:\Windows\System32\cmd.exe
        "C:\Windows\System32\cmd.exe" /C rundll32.exe C:\Users\Admin\AppData\Local\Admin\acidxiacmn.dll,#1
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1716
        • C:\Windows\system32\rundll32.exe
          rundll32.exe C:\Users\Admin\AppData\Local\Admin\acidxiacmn.dll,#1
          4⤵
          • Blocklisted process makes network request
          • Loads dropped DLL
          PID:4604

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        acidxiacmn.dll

        • Path C:\Users\Admin\AppData\Local\Admin\acidxiacmn.dll
        • Size 583KB
        • SHA256 5d5bc4f497406b59369901b9a79e1e9d1e0a690c0b2e803f4fbfcb391bcfeef1
        • MD5 SHA1 SHA512 SSDEEP

        acidxiacmn.dll

        • Path C:\Users\Admin\AppData\Local\Admin\acidxiacmn.dll
        • Size 583KB
        • SHA256 5d5bc4f497406b59369901b9a79e1e9d1e0a690c0b2e803f4fbfcb391bcfeef1
        • MD5 SHA1 SHA512 SSDEEP

        0013-1.dll

        • Path C:\Windows\Temp\0013-1.dll
        • Size 328KB
        • SHA256 347ae21ab28f50dc3575dfa9625823de77125cda644db11940374cca505878d8
        • MD5 SHA1 SHA512 SSDEEP

        0013-1.dll

        • Path C:\windows\Temp\0013-1.dll
        • Size 328KB
        • SHA256 347ae21ab28f50dc3575dfa9625823de77125cda644db11940374cca505878d8
        • MD5 SHA1 SHA512 SSDEEP

        memory/2484-4-0x0000000002D50000-0x0000000002D5D000-memory.dmp

        memory/2484-8-0x0000000002D50000-0x0000000002D5D000-memory.dmp

        memory/2484-9-0x0000000002D50000-0x0000000002D5D000-memory.dmp

        memory/4604-13-0x000002384FF90000-0x000002384FFDF000-memory.dmp

        memory/4604-14-0x0000023850060000-0x00000238500AC000-memory.dmp

        memory/4604-19-0x0000023850060000-0x00000238500AC000-memory.dmp

        memory/4604-20-0x0000023850060000-0x00000238500AC000-memory.dmp

        memory/4604-21-0x000002384FF90000-0x000002384FFDF000-memory.dmp