Analysis

  • max time kernel
    142s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    07/09/2024, 15:02

General

  • Target

    d23566a393c34cf331f9ebd17c595d56_JaffaCakes118.exe

  • Size

    303KB

  • MD5

    d23566a393c34cf331f9ebd17c595d56

  • SHA1

    0900e0a7b38b2e109291453cb415e5566c02b44c

  • SHA256

    6f10da2e27df06f296652f3264f24975daf5e60f9bee874b0b45f8e19348b6ad

  • SHA512

    44f139acb16bc0ca67e64c01eea367726c84118f193b6525720118f10c527082d406f1242d2265f7f1221805d40a1d44a1e2f1f05da983e214c815b4a19b64b5

  • SSDEEP

    3072:+mZlKlEzDq60vSgHbem3myQ8E09JVFyqTGbN5QvuS6nqx3s5/nTZxPcSCAppuBZ8:+1bTbykdf/QcDV7NoWq+uhn1ai0YV6c

Malware Config

Signatures

  • ModiLoader, DBatLoader

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

  • UAC bypass 3 TTPs 1 IoCs
  • ModiLoader Second Stage 24 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 4 IoCs
  • UPX packed file 27 IoCs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks whether UAC is enabled 1 TTPs 3 IoCs
  • Suspicious use of SetThreadContext 2 IoCs
  • Drops file in Windows directory 5 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 4 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 6 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 19 IoCs
  • System policy modification 1 TTPs 1 IoCs
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

Processes

  • C:\Users\Admin\AppData\Local\Temp\d23566a393c34cf331f9ebd17c595d56_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\d23566a393c34cf331f9ebd17c595d56_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2888
    • C:\Users\Admin\AppData\Local\Temp\d23566a393c34cf331f9ebd17c595d56_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\d23566a393c34cf331f9ebd17c595d56_JaffaCakes118.exe"
      2⤵
      • 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:1572
      • C:\Windows\mstwain32.exe
        "C:\Windows\mstwain32.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:2944
        • C:\Windows\mstwain32.exe
          "C:\Windows\mstwain32.exe"
          4⤵
          • 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:3696
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:2348

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Roaming\Microsoft\Crypto\RSA\S-1-5-21-786284298-625481688-3210388970-1000\88603cb2913a7df3fbd16b5f958e6447_1b74ca46-c49b-4c52-a57d-8cd1ff70c625

    Filesize

    51B

    MD5

    5fc2ac2a310f49c14d195230b91a8885

    SHA1

    90855cc11136ba31758fe33b5cf9571f9a104879

    SHA256

    374e0e2897a7a82e0e44794cad89df0f3cdd7703886239c1fe06d625efd48092

    SHA512

    ab46554df9174b9fe9beba50a640f67534c3812f64d96a1fb8adfdc136dfe730ca2370825cd45b7f87a544d6a58dd868cb5a3a7f42e2789f6d679dbc0fdd52c3

  • C:\Windows\cmsetac.dll

    Filesize

    33KB

    MD5

    562ff86a49c0fa6b9c0f9db2dda35bf3

    SHA1

    fda7969f4083584a70d88c3b77eee65aedcbd04e

    SHA256

    6c93ba445c632738db40735e46dd417de14b0af6d18478334e0f8342d6a0b978

    SHA512

    2336b459f46919430bab8d3a26ddacc159283bbe6a072c785e923d9f699ccb1cee7d911bd62d952e38bd1191dbf6f6276f27fa145a4f08091bb3a39838d0696e

  • C:\Windows\mstwain32.exe

    Filesize

    303KB

    MD5

    d23566a393c34cf331f9ebd17c595d56

    SHA1

    0900e0a7b38b2e109291453cb415e5566c02b44c

    SHA256

    6f10da2e27df06f296652f3264f24975daf5e60f9bee874b0b45f8e19348b6ad

    SHA512

    44f139acb16bc0ca67e64c01eea367726c84118f193b6525720118f10c527082d406f1242d2265f7f1221805d40a1d44a1e2f1f05da983e214c815b4a19b64b5

  • C:\Windows\ntdtcstp.dll

    Filesize

    7KB

    MD5

    67587e25a971a141628d7f07bd40ffa0

    SHA1

    76fcd014539a3bb247cc0b761225f68bd6055f6b

    SHA256

    e6829866322d68d5c5b78e3d48dcec70a41cdc42c6f357a44fd329f74a8b4378

    SHA512

    6e6de7aa02c48f8b96b06e5f1160fbc5c95312320636e138cc997ef3362a61bc50ec03db1f06292eb964cd71915ddb2ec2eb741432c7da44215a4acbb576a350

  • memory/1572-6-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/1572-7-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/1572-8-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/1572-20-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/1572-4-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/3696-47-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/3696-55-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/3696-33-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/3696-40-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/3696-44-0x00000000030F0000-0x00000000030FE000-memory.dmp

    Filesize

    56KB

  • memory/3696-31-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/3696-46-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/3696-30-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/3696-48-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/3696-49-0x00000000005C0000-0x00000000005C8000-memory.dmp

    Filesize

    32KB

  • memory/3696-50-0x00000000030F0000-0x00000000030FE000-memory.dmp

    Filesize

    56KB

  • memory/3696-51-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/3696-52-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/3696-32-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/3696-58-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/3696-61-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/3696-64-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/3696-67-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/3696-70-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/3696-73-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/3696-76-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/3696-79-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/3696-82-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/3696-85-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB

  • memory/3696-88-0x0000000000400000-0x0000000000451000-memory.dmp

    Filesize

    324KB