Analysis

  • max time kernel
    148s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13/09/2024, 17:43

General

  • Target

    de9721321a7c4a0ffd6312bf355f0e30_JaffaCakes118.exe

  • Size

    365KB

  • MD5

    de9721321a7c4a0ffd6312bf355f0e30

  • SHA1

    20d31f5595054b56390494aec19a7cec78a00c79

  • SHA256

    5be4847da11b0d4132d2d763a2d098a0907d2d31323df2e36b744e9df2712fee

  • SHA512

    f330dc0ed481c6121e12d6cdb3182f923f8466dc182bb6cc84cbc0ca8c586aab95eb291e1733c25baa03acedee7cd480eac9cd229c5311378fc153119209ccb7

  • SSDEEP

    6144:/B2j3R7KR7lgjGH6EMjcOLe9W8liHNbMfrFCKEwbZCq3hm7yb/8V:/Be3Zc7lgjs6VLecYwNbMfrFtEKF3h2v

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 16 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 18 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
  • 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 6 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 6 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\de9721321a7c4a0ffd6312bf355f0e30_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\de9721321a7c4a0ffd6312bf355f0e30_JaffaCakes118.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4276
    • C:\Users\Admin\AppData\Local\Temp\574.exe
      C:\Users\Admin\AppData\Local\Temp\574.exe
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • 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:1160
      • C:\Windows\mstwain32.exe
        "C:\Windows\mstwain32.exe"
        3⤵
        • 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:1392
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:2604

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\574.exe

    Filesize

    110KB

    MD5

    ddee0091de8e83af3bc46f18f6703211

    SHA1

    4d0ca29b079952dc68e1863d2962eb0b77f54b57

    SHA256

    0cf367118bbfe67afca0fa75403c5940f52d89c93b54f9a118f20e8866b41b33

    SHA512

    a5d05c45074b6eab85aa8af6033490099c1aadc56c0d692947409a171b1897765770c1d8ff29265e4cddc1a692b86c1c5b289bd6842c4d5b81940670a3e012ad

  • C:\Windows\cmsetac.dll

    Filesize

    33KB

    MD5

    69a252e3946a333352ab6046371cebe5

    SHA1

    86a6f32f4c9d1ba5c4cc0625343dfbe2f16d0093

    SHA256

    c5fb30ffab029e3b499cf5d1548ab3aeaffad4017d7932c4c3e418d99c67bd4b

    SHA512

    a1c459002a394eaab502f57f55761878fe72e58214aa0c912c0c8afe64cfbca7d78df6abe2335ce467f68e2b364cec289abe77bdbfc8c96ff4837a72e4a60cd6

  • C:\Windows\ntdtcstp.dll

    Filesize

    7KB

    MD5

    67587e25a971a141628d7f07bd40ffa0

    SHA1

    76fcd014539a3bb247cc0b761225f68bd6055f6b

    SHA256

    e6829866322d68d5c5b78e3d48dcec70a41cdc42c6f357a44fd329f74a8b4378

    SHA512

    6e6de7aa02c48f8b96b06e5f1160fbc5c95312320636e138cc997ef3362a61bc50ec03db1f06292eb964cd71915ddb2ec2eb741432c7da44215a4acbb576a350

  • memory/1160-24-0x0000000000400000-0x000000000044F000-memory.dmp

    Filesize

    316KB

  • memory/1160-20-0x0000000002210000-0x0000000002211000-memory.dmp

    Filesize

    4KB

  • memory/1160-11-0x0000000000400000-0x000000000044F000-memory.dmp

    Filesize

    316KB

  • memory/1392-40-0x0000000000400000-0x000000000044F000-memory.dmp

    Filesize

    316KB

  • memory/1392-59-0x0000000000400000-0x000000000044F000-memory.dmp

    Filesize

    316KB

  • memory/1392-80-0x0000000000400000-0x000000000044F000-memory.dmp

    Filesize

    316KB

  • memory/1392-77-0x0000000000400000-0x000000000044F000-memory.dmp

    Filesize

    316KB

  • memory/1392-74-0x0000000000400000-0x000000000044F000-memory.dmp

    Filesize

    316KB

  • memory/1392-71-0x0000000000400000-0x000000000044F000-memory.dmp

    Filesize

    316KB

  • memory/1392-68-0x0000000000400000-0x000000000044F000-memory.dmp

    Filesize

    316KB

  • memory/1392-65-0x0000000000400000-0x000000000044F000-memory.dmp

    Filesize

    316KB

  • memory/1392-35-0x00000000030E0000-0x00000000030EE000-memory.dmp

    Filesize

    56KB

  • memory/1392-62-0x0000000000400000-0x000000000044F000-memory.dmp

    Filesize

    316KB

  • memory/1392-56-0x0000000000400000-0x000000000044F000-memory.dmp

    Filesize

    316KB

  • memory/1392-42-0x00000000030E0000-0x00000000030EE000-memory.dmp

    Filesize

    56KB

  • memory/1392-41-0x0000000000970000-0x0000000000978000-memory.dmp

    Filesize

    32KB

  • memory/1392-43-0x0000000000400000-0x000000000044F000-memory.dmp

    Filesize

    316KB

  • memory/1392-44-0x0000000000400000-0x000000000044F000-memory.dmp

    Filesize

    316KB

  • memory/1392-47-0x0000000000400000-0x000000000044F000-memory.dmp

    Filesize

    316KB

  • memory/1392-50-0x0000000000400000-0x000000000044F000-memory.dmp

    Filesize

    316KB

  • memory/1392-53-0x0000000000400000-0x000000000044F000-memory.dmp

    Filesize

    316KB

  • memory/4276-0-0x00007FFCA3B65000-0x00007FFCA3B66000-memory.dmp

    Filesize

    4KB

  • memory/4276-5-0x000000001B1B0000-0x000000001B1B8000-memory.dmp

    Filesize

    32KB

  • memory/4276-39-0x00007FFCA38B0000-0x00007FFCA4251000-memory.dmp

    Filesize

    9.6MB

  • memory/4276-1-0x000000001B100000-0x000000001B1A6000-memory.dmp

    Filesize

    664KB

  • memory/4276-2-0x00007FFCA38B0000-0x00007FFCA4251000-memory.dmp

    Filesize

    9.6MB

  • memory/4276-3-0x000000001B780000-0x000000001BC4E000-memory.dmp

    Filesize

    4.8MB

  • memory/4276-4-0x000000001BCF0000-0x000000001BD8C000-memory.dmp

    Filesize

    624KB

  • memory/4276-6-0x00007FFCA38B0000-0x00007FFCA4251000-memory.dmp

    Filesize

    9.6MB

  • memory/4276-7-0x000000001BE20000-0x000000001BE6C000-memory.dmp

    Filesize

    304KB