Analysis

  • max time kernel
    150s
  • max time network
    155s
  • 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, 15:37

General

  • Target
    51215d7d543fa28d5327e31002069f37a17cbed4b539bbf437d3a56cf906d3db_JC.vbs
  • Size 1012KB
  • Sample231012-s2tgcabc56
  • SHA256 51215d7d543fa28d5327e31002069f37a17cbed4b539bbf437d3a56cf906d3db
  • 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 6 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).

  • Modifies registry class 2 IoCs
  • 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\51215d7d543fa28d5327e31002069f37a17cbed4b539bbf437d3a56cf906d3db_JC.vbs"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:996
    • C:\Windows\System32\regsvr32.exe
      "C:\Windows\System32\regsvr32.exe" C://windows/Temp/0317-1.dll
      2⤵
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:4976
      • C:\Windows\System32\cmd.exe
        "C:\Windows\System32\cmd.exe" /C rundll32.exe C:\Users\Admin\AppData\Local\{B6BFE9CC-4ABB-6F4E-1364-D4A8B6D191D0}\adjinaacoc3.dll,#1
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1156
        • C:\Windows\system32\rundll32.exe
          rundll32.exe C:\Users\Admin\AppData\Local\{B6BFE9CC-4ABB-6F4E-1364-D4A8B6D191D0}\adjinaacoc3.dll,#1
          4⤵
          • Blocklisted process makes network request
          • Loads dropped DLL
          • Modifies registry class
          PID:1592

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        adjinaacoc3.dll

        • Path C:\Users\Admin\AppData\Local\{B6BFE9CC-4ABB-6F4E-1364-D4A8B6D191D0}\adjinaacoc3.dll
        • Size 583KB
        • SHA256 5d5bc4f497406b59369901b9a79e1e9d1e0a690c0b2e803f4fbfcb391bcfeef1
        • MD5 SHA1 SHA512 SSDEEP

        adjinaacoc3.dll

        • Path C:\Users\Admin\AppData\Local\{B6BFE9CC-4ABB-6F4E-1364-D4A8B6D191D0}\adjinaacoc3.dll
        • Size 583KB
        • SHA256 5d5bc4f497406b59369901b9a79e1e9d1e0a690c0b2e803f4fbfcb391bcfeef1
        • MD5 SHA1 SHA512 SSDEEP

        0317-1.dll

        • Path C:\Windows\Temp\0317-1.dll
        • Size 328KB
        • SHA256 5e3bb62b44636f502e387d4c00bd5a7bc1d040332028238ccd812f73e6d859ca
        • MD5 SHA1 SHA512 SSDEEP

        0317-1.dll

        • Path C:\windows\Temp\0317-1.dll
        • Size 328KB
        • SHA256 5e3bb62b44636f502e387d4c00bd5a7bc1d040332028238ccd812f73e6d859ca
        • MD5 SHA1 SHA512 SSDEEP

        memory/1592-17-0x000001B507A60000-0x000001B507AAC000-memory.dmp

        memory/1592-11-0x000001B5079C0000-0x000001B507A0F000-memory.dmp

        memory/1592-12-0x000001B507A60000-0x000001B507AAC000-memory.dmp

        memory/1592-18-0x000001B507A60000-0x000001B507AAC000-memory.dmp

        memory/1592-19-0x000001B5079C0000-0x000001B507A0F000-memory.dmp

        memory/1592-21-0x000001B507A60000-0x000001B507AAC000-memory.dmp

        memory/1592-22-0x000001B507A60000-0x000001B507AAC000-memory.dmp

        memory/1592-24-0x000001B507A60000-0x000001B507AAC000-memory.dmp

        memory/4976-7-0x0000000002BA0000-0x0000000002BAD000-memory.dmp

        memory/4976-5-0x0000000002BA0000-0x0000000002BAD000-memory.dmp

        memory/4976-4-0x0000000002BA0000-0x0000000002BAD000-memory.dmp