Analysis

  • max time kernel
    149s
  • 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
    30-09-2024 23:13

General

  • Target

    03955d1ee49cc59f25679fef39fd26e4_JaffaCakes118.exe

  • Size

    404KB

  • MD5

    03955d1ee49cc59f25679fef39fd26e4

  • SHA1

    47fe2d45c27ee486084785daa82a2940371a9cef

  • SHA256

    895428b959275b41a7c416b6f5d46f7b8398de0bfe708a769b85b856083a4a6f

  • SHA512

    eb236c6a0f064740f17d07f56bb6fce739663bd79075f2c2a79da478ae8559457af391a3ba8821228b684b9fa8a8095c824835414110bfe4a33e866aa07644c4

  • SSDEEP

    6144:uIrPj0NmWtNNWxHoSGDa3rq3ooptccJR68vdGeu0urZY+jTKpK:uq0NxuoSOddGeu0urZY+jTKpK

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.

  • 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 3 IoCs
  • Suspicious use of FindShellTrayWindow 1 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\03955d1ee49cc59f25679fef39fd26e4_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\03955d1ee49cc59f25679fef39fd26e4_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 FindShellTrayWindow
    • Suspicious use of WriteProcessMemory
    PID:1052
    • C:\Windows\mstwain32.exe
      "C:\Windows\mstwain32.exe" \melt "C:\Users\Admin\AppData\Local\Temp\03955d1ee49cc59f25679fef39fd26e4_JaffaCakes118.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:2424

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\cmsetac.dll

    Filesize

    32KB

    MD5

    290a8b2f79c3205d8c65354cd8a35728

    SHA1

    d4dced814101c481c972fcc6ad0227a34064fccf

    SHA256

    06e79489e59466562f52a0c50214227cc6630ce94f9c5c56b8e1523bd329651a

    SHA512

    a87c8c04ebba1e44c2338d85cc708fe761bd1a1c634e8f0e9198b1e4c195e42b6c2b601f7d3dd61cd4df4e66e7e373a3c40b54e35efb505317a957fda7e1ebfb

  • C:\Windows\mstwain32.exe

    Filesize

    404KB

    MD5

    03955d1ee49cc59f25679fef39fd26e4

    SHA1

    47fe2d45c27ee486084785daa82a2940371a9cef

    SHA256

    895428b959275b41a7c416b6f5d46f7b8398de0bfe708a769b85b856083a4a6f

    SHA512

    eb236c6a0f064740f17d07f56bb6fce739663bd79075f2c2a79da478ae8559457af391a3ba8821228b684b9fa8a8095c824835414110bfe4a33e866aa07644c4

  • C:\Windows\ntdtcstp.dll

    Filesize

    7KB

    MD5

    67587e25a971a141628d7f07bd40ffa0

    SHA1

    76fcd014539a3bb247cc0b761225f68bd6055f6b

    SHA256

    e6829866322d68d5c5b78e3d48dcec70a41cdc42c6f357a44fd329f74a8b4378

    SHA512

    6e6de7aa02c48f8b96b06e5f1160fbc5c95312320636e138cc997ef3362a61bc50ec03db1f06292eb964cd71915ddb2ec2eb741432c7da44215a4acbb576a350

  • memory/1052-1-0x0000000000AC0000-0x0000000000AC1000-memory.dmp

    Filesize

    4KB

  • memory/1052-14-0x0000000000400000-0x00000000004E2000-memory.dmp

    Filesize

    904KB

  • memory/1052-0-0x0000000000400000-0x00000000004E2000-memory.dmp

    Filesize

    904KB

  • memory/2424-31-0x0000000000400000-0x00000000004E2000-memory.dmp

    Filesize

    904KB

  • memory/2424-40-0x0000000000400000-0x00000000004E2000-memory.dmp

    Filesize

    904KB

  • memory/2424-29-0x00000000023F0000-0x00000000023F1000-memory.dmp

    Filesize

    4KB

  • memory/2424-30-0x0000000000400000-0x00000000004E2000-memory.dmp

    Filesize

    904KB

  • memory/2424-33-0x0000000002400000-0x000000000240E000-memory.dmp

    Filesize

    56KB

  • memory/2424-32-0x0000000000650000-0x0000000000658000-memory.dmp

    Filesize

    32KB

  • memory/2424-22-0x0000000000630000-0x0000000000631000-memory.dmp

    Filesize

    4KB

  • memory/2424-34-0x0000000000400000-0x00000000004E2000-memory.dmp

    Filesize

    904KB

  • memory/2424-37-0x0000000000400000-0x00000000004E2000-memory.dmp

    Filesize

    904KB

  • memory/2424-26-0x0000000002400000-0x000000000240E000-memory.dmp

    Filesize

    56KB

  • memory/2424-43-0x0000000000400000-0x00000000004E2000-memory.dmp

    Filesize

    904KB

  • memory/2424-46-0x0000000000400000-0x00000000004E2000-memory.dmp

    Filesize

    904KB

  • memory/2424-49-0x0000000000400000-0x00000000004E2000-memory.dmp

    Filesize

    904KB

  • memory/2424-52-0x0000000000400000-0x00000000004E2000-memory.dmp

    Filesize

    904KB

  • memory/2424-55-0x0000000000400000-0x00000000004E2000-memory.dmp

    Filesize

    904KB

  • memory/2424-58-0x0000000000400000-0x00000000004E2000-memory.dmp

    Filesize

    904KB

  • memory/2424-61-0x0000000000400000-0x00000000004E2000-memory.dmp

    Filesize

    904KB

  • memory/2424-64-0x0000000000400000-0x00000000004E2000-memory.dmp

    Filesize

    904KB

  • memory/2424-67-0x0000000000400000-0x00000000004E2000-memory.dmp

    Filesize

    904KB

  • memory/2424-70-0x0000000000400000-0x00000000004E2000-memory.dmp

    Filesize

    904KB