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Analysis

  • max time kernel
    149s
  • 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
    01/01/2025, 15:11

General

  • Target

    JaffaCakes118_59e787f72d9a09b93c40f4d03a4f37b3.exe

  • Size

    126KB

  • MD5

    59e787f72d9a09b93c40f4d03a4f37b3

  • SHA1

    bdc016d3dafe34df82c4c3e0ce4d68f463ee65d2

  • SHA256

    9505759d23e6942d496deb80273248a6fc7d24f8470e7b820223b8ee014f25a1

  • SHA512

    aaaf4144f091dbc8fe1d1c98713646ee597da7ad5d6dca053c07642b05a82f4c749128846f59c559f75084d8c7a3e0a7e85715680175c346044af9cbdf6cb6a0

  • SSDEEP

    3072:7oy8j7VnNdrPHaSekwi+mWGmMKBRWoutW:78jZ7rvaU3+mWGfKKoS

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.

  • Deletes itself 1 IoCs
  • 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 6 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 3 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\JaffaCakes118_59e787f72d9a09b93c40f4d03a4f37b3.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_59e787f72d9a09b93c40f4d03a4f37b3.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:3508
    • C:\Windows\mstwain32.exe
      "C:\Windows\mstwain32.exe" \melt "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_59e787f72d9a09b93c40f4d03a4f37b3.exe"
      2⤵
      • UAC bypass
      • Deletes itself
      • 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:3292
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:2936

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\cmsetac.dll

    Filesize

    33KB

    MD5

    4b61eca3293db3c0c76623c42ee189f7

    SHA1

    40f041d556a4b1267d12fdaf46418b9535a07fa6

    SHA256

    7a65d89d519aeb385f9d011e9290749f97cd52e2ab63e77b544cc7eb10f8cfe6

    SHA512

    c362a2ba715f273e546c56453728420e3a23095281bd92c473ca3b4d98a1562424ec90a503ed9a45c560cc98259360ed433d8f68313776713cabd10f18d6d692

  • C:\Windows\mstwain32.exe

    Filesize

    126KB

    MD5

    59e787f72d9a09b93c40f4d03a4f37b3

    SHA1

    bdc016d3dafe34df82c4c3e0ce4d68f463ee65d2

    SHA256

    9505759d23e6942d496deb80273248a6fc7d24f8470e7b820223b8ee014f25a1

    SHA512

    aaaf4144f091dbc8fe1d1c98713646ee597da7ad5d6dca053c07642b05a82f4c749128846f59c559f75084d8c7a3e0a7e85715680175c346044af9cbdf6cb6a0

  • C:\Windows\ntdtcstp.dll

    Filesize

    7KB

    MD5

    67587e25a971a141628d7f07bd40ffa0

    SHA1

    76fcd014539a3bb247cc0b761225f68bd6055f6b

    SHA256

    e6829866322d68d5c5b78e3d48dcec70a41cdc42c6f357a44fd329f74a8b4378

    SHA512

    6e6de7aa02c48f8b96b06e5f1160fbc5c95312320636e138cc997ef3362a61bc50ec03db1f06292eb964cd71915ddb2ec2eb741432c7da44215a4acbb576a350

  • memory/3292-31-0x0000000002460000-0x000000000246E000-memory.dmp

    Filesize

    56KB

  • memory/3292-35-0x0000000000400000-0x0000000000459000-memory.dmp

    Filesize

    356KB

  • memory/3292-20-0x0000000000630000-0x0000000000631000-memory.dmp

    Filesize

    4KB

  • memory/3292-24-0x0000000002460000-0x000000000246E000-memory.dmp

    Filesize

    56KB

  • memory/3292-68-0x0000000000400000-0x0000000000459000-memory.dmp

    Filesize

    356KB

  • memory/3292-27-0x0000000002420000-0x0000000002421000-memory.dmp

    Filesize

    4KB

  • memory/3292-28-0x0000000000400000-0x0000000000459000-memory.dmp

    Filesize

    356KB

  • memory/3292-29-0x0000000000400000-0x0000000000459000-memory.dmp

    Filesize

    356KB

  • memory/3292-30-0x0000000000640000-0x0000000000648000-memory.dmp

    Filesize

    32KB

  • memory/3292-65-0x0000000000400000-0x0000000000459000-memory.dmp

    Filesize

    356KB

  • memory/3292-32-0x0000000000400000-0x0000000000459000-memory.dmp

    Filesize

    356KB

  • memory/3292-62-0x0000000000400000-0x0000000000459000-memory.dmp

    Filesize

    356KB

  • memory/3292-38-0x0000000000400000-0x0000000000459000-memory.dmp

    Filesize

    356KB

  • memory/3292-41-0x0000000000400000-0x0000000000459000-memory.dmp

    Filesize

    356KB

  • memory/3292-44-0x0000000000400000-0x0000000000459000-memory.dmp

    Filesize

    356KB

  • memory/3292-47-0x0000000000400000-0x0000000000459000-memory.dmp

    Filesize

    356KB

  • memory/3292-50-0x0000000000400000-0x0000000000459000-memory.dmp

    Filesize

    356KB

  • memory/3292-53-0x0000000000400000-0x0000000000459000-memory.dmp

    Filesize

    356KB

  • memory/3292-56-0x0000000000400000-0x0000000000459000-memory.dmp

    Filesize

    356KB

  • memory/3292-59-0x0000000000400000-0x0000000000459000-memory.dmp

    Filesize

    356KB

  • memory/3508-12-0x0000000000400000-0x0000000000459000-memory.dmp

    Filesize

    356KB

  • memory/3508-0-0x0000000000400000-0x0000000000459000-memory.dmp

    Filesize

    356KB

  • memory/3508-1-0x00000000008F0000-0x00000000008F1000-memory.dmp

    Filesize

    4KB