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Analysis

  • max time kernel
    146s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07/12/2024, 19:19

General

  • Target

    d33686d27badf0dba22b78022bcb456b_JaffaCakes118.exe

  • Size

    110KB

  • MD5

    d33686d27badf0dba22b78022bcb456b

  • SHA1

    c5b8f2c220a9c61397250184ddf28e9db776dabc

  • SHA256

    edad34922dc6dff199345e3e8abf25400cb817e5f67796dd025a925d7f72919b

  • SHA512

    e2df6c781d1239299f74efb893f15dfa4b0d2f7d0798b10c06ab1c0c05d34f5ef8f27ba3c41ebf3ca34d107bcee44fec44f47c7ebed3539bbc3dfec93c8621be

  • SSDEEP

    3072:coy8j7VnNdrPHaSekwi+mW6tYOout7O5:M8jZ7rvaU3+mW4YOoSA

Malware Config

Signatures

  • ModiLoader, DBatLoader

    ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.

  • Modiloader family
  • UAC bypass 3 TTPs 1 IoCs
  • ModiLoader Second Stage 16 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 4 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks whether UAC is enabled 1 TTPs 3 IoCs
  • UPX packed file 18 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Drops file in Windows directory 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d33686d27badf0dba22b78022bcb456b_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\d33686d27badf0dba22b78022bcb456b_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Checks whether UAC is enabled
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2468
    • C:\Windows\mstwain32.exe
      "C:\Windows\mstwain32.exe"
      2⤵
      • UAC bypass
      • Executes dropped EXE
      • Loads dropped DLL
      • Adds Run key to start application
      • Checks whether UAC is enabled
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • System policy modification
      PID:3740

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\cmsetac.dll

    Filesize

    33KB

    MD5

    2981087479f8a3d5ed206fbddacdc46a

    SHA1

    b3522ac927f2e59dc2acd45d6562714edf918e5b

    SHA256

    e4d83f2dfca963b9b761cc9fb6906a693bd752996cd8e0a58014e686fd42befb

    SHA512

    f28cbecc0695d7ad6a28f736005993bd45681c4f1e14a93c6185e543e60144dba8d0b5fdc337dc65835f81ac3e340d4e944d544937deab56eb33621de943be09

  • C:\Windows\mstwain32.exe

    Filesize

    110KB

    MD5

    d33686d27badf0dba22b78022bcb456b

    SHA1

    c5b8f2c220a9c61397250184ddf28e9db776dabc

    SHA256

    edad34922dc6dff199345e3e8abf25400cb817e5f67796dd025a925d7f72919b

    SHA512

    e2df6c781d1239299f74efb893f15dfa4b0d2f7d0798b10c06ab1c0c05d34f5ef8f27ba3c41ebf3ca34d107bcee44fec44f47c7ebed3539bbc3dfec93c8621be

  • C:\Windows\ntdtcstp.dll

    Filesize

    7KB

    MD5

    67587e25a971a141628d7f07bd40ffa0

    SHA1

    76fcd014539a3bb247cc0b761225f68bd6055f6b

    SHA256

    e6829866322d68d5c5b78e3d48dcec70a41cdc42c6f357a44fd329f74a8b4378

    SHA512

    6e6de7aa02c48f8b96b06e5f1160fbc5c95312320636e138cc997ef3362a61bc50ec03db1f06292eb964cd71915ddb2ec2eb741432c7da44215a4acbb576a350

  • memory/2468-10-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/2468-0-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/3740-30-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/3740-36-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/3740-25-0x0000000002FA0000-0x0000000002FA1000-memory.dmp

    Filesize

    4KB

  • memory/3740-26-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/3740-27-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/3740-28-0x0000000000AD0000-0x0000000000AD8000-memory.dmp

    Filesize

    32KB

  • memory/3740-29-0x00000000030F0000-0x00000000030FE000-memory.dmp

    Filesize

    56KB

  • memory/3740-18-0x00000000006F0000-0x00000000006F1000-memory.dmp

    Filesize

    4KB

  • memory/3740-33-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/3740-22-0x00000000030F0000-0x00000000030FE000-memory.dmp

    Filesize

    56KB

  • memory/3740-39-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/3740-42-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/3740-45-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/3740-48-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/3740-51-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/3740-54-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/3740-57-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/3740-60-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/3740-63-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/3740-66-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB