Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02-12-2024 15:16

General

  • Target

    b8d81c76d015ccd32d5d783c2aac7fdc_JaffaCakes118.exe

  • Size

    159KB

  • MD5

    b8d81c76d015ccd32d5d783c2aac7fdc

  • SHA1

    703e1954b2d049e5143eb836b6fc12dab8ef5de2

  • SHA256

    74ff26da3fb9983a1e3ddc424e9aa1a123e4407d74fe955e1a8d48d732b9aa62

  • SHA512

    91739068e83b2962f2e383323cae5fe5f42b4c7dcd83a774ef7ed56a28e78890b5b35275fb46470feb6138a9e7944be16b8e7e1b0785ebaa18902baad7c81da1

  • SSDEEP

    3072:fi4HctJxJDJ1Zh+7staCw3a//gFqRVe2LK0mhPz5IKJ+zhEVnsPBzh0O:f8tPJzC3F2LKVPz57czhEapB

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 26 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
  • 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
  • UPX packed file 29 IoCs

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

  • 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 behavior: EnumeratesProcesses 20 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 19 IoCs
  • System policy modification 1 TTPs 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b8d81c76d015ccd32d5d783c2aac7fdc_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\b8d81c76d015ccd32d5d783c2aac7fdc_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1956
    • C:\Users\Admin\AppData\Local\Temp\b8d81c76d015ccd32d5d783c2aac7fdc_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:2344
      • 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 behavior: EnumeratesProcesses
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:1764
        • 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:1796

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\cmsetac.dll

    Filesize

    33KB

    MD5

    d9cafb1e869281a9c7b4ec180be8f34e

    SHA1

    a9977380e0ea3d2407ddbc11c3eacf1b8a42ed81

    SHA256

    40cdddc778fa9097959a7ea4cb037bdfe6f0f66dcf79bbbb63918db9cf49a6cd

    SHA512

    f1a3487463031b75126e2d7ddeef156756f747e33e41a9b5760c226105c695ff65c5f2bde9acc0a29b4797d86da8e8dea005bab099fe9dcebb4547a205416090

  • C:\Windows\mstwain32.exe

    Filesize

    159KB

    MD5

    b8d81c76d015ccd32d5d783c2aac7fdc

    SHA1

    703e1954b2d049e5143eb836b6fc12dab8ef5de2

    SHA256

    74ff26da3fb9983a1e3ddc424e9aa1a123e4407d74fe955e1a8d48d732b9aa62

    SHA512

    91739068e83b2962f2e383323cae5fe5f42b4c7dcd83a774ef7ed56a28e78890b5b35275fb46470feb6138a9e7944be16b8e7e1b0785ebaa18902baad7c81da1

  • C:\Windows\ntdtcstp.dll

    Filesize

    7KB

    MD5

    67587e25a971a141628d7f07bd40ffa0

    SHA1

    76fcd014539a3bb247cc0b761225f68bd6055f6b

    SHA256

    e6829866322d68d5c5b78e3d48dcec70a41cdc42c6f357a44fd329f74a8b4378

    SHA512

    6e6de7aa02c48f8b96b06e5f1160fbc5c95312320636e138cc997ef3362a61bc50ec03db1f06292eb964cd71915ddb2ec2eb741432c7da44215a4acbb576a350

  • memory/1796-40-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/1796-55-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/1796-41-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/1796-79-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/1796-25-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/1796-24-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/1796-45-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/1796-26-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/1796-42-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/1796-33-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/1796-37-0x0000000002350000-0x000000000235E000-memory.dmp

    Filesize

    56KB

  • memory/1796-73-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/1796-39-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/1796-70-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/1796-82-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/1796-76-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/1796-23-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/1796-44-0x0000000002350000-0x000000000235E000-memory.dmp

    Filesize

    56KB

  • memory/1796-43-0x0000000000790000-0x0000000000798000-memory.dmp

    Filesize

    32KB

  • memory/1796-46-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/1796-49-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/1796-52-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/1796-67-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/1796-58-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/1796-61-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/1796-64-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2344-7-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2344-2-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2344-4-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2344-5-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2344-16-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB

  • memory/2344-6-0x0000000000400000-0x000000000045C000-memory.dmp

    Filesize

    368KB