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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, 09:25

General

  • Target

    de24e797a50dcda6dea01c86ec642642_JaffaCakes118.exe

  • Size

    108KB

  • MD5

    de24e797a50dcda6dea01c86ec642642

  • SHA1

    65e06222e1ecfba1ea340d1a9354783b61864f29

  • SHA256

    7f96b6171265616445252e14ba895c8f8794252fb5be336456f91502d8472b2c

  • SHA512

    554c87616ab3bff635030bd22b35d8c307d1666a3d8abb79aa16ec173f1d7e483d95163c2eee44ed58d049d2196760e28efa9b3780eae301d395426cf888d654

  • SSDEEP

    1536:UVuNAXTj4Fj/91/NnLZqeWEPVpa8DzePjkgcwYS7S5+Vfk09+26n4t4n06cnouy8:yoy8j7VnNdrPHaSekwi+mW+2Q068out

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 1 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 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\de24e797a50dcda6dea01c86ec642642_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\de24e797a50dcda6dea01c86ec642642_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 WriteProcessMemory
    PID:2456
    • C:\Windows\mstwain32.exe
      "C:\Windows\mstwain32.exe"
      2⤵
      • 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:2952
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:1248
  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4288,i,12470628711992022444,7767535593390851522,262144 --variations-seed-version --mojo-platform-channel-handle=1432 /prefetch:8
    1⤵
      PID:4896

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Windows\cmsetac.dll

      Filesize

      33KB

      MD5

      47bf41e86bc6d0f85d43ef475ca67ecb

      SHA1

      7cc3c71e3df75f4a1833f29018dbe66597778ded

      SHA256

      fb297a4d2b69726776f7a3c3bcfe92af0926b1ae6a5fcb39052f84d7bd3b4dd8

      SHA512

      df4bdc9cd46c2d55ee316a9f8d4d786cb3f6095cc72027b0552b8213e35c4c3d514f28aafa56ff228bc7a0e027ad0511ce131c22607780751cb93ea0962b818c

    • C:\Windows\mstwain32.exe

      Filesize

      108KB

      MD5

      de24e797a50dcda6dea01c86ec642642

      SHA1

      65e06222e1ecfba1ea340d1a9354783b61864f29

      SHA256

      7f96b6171265616445252e14ba895c8f8794252fb5be336456f91502d8472b2c

      SHA512

      554c87616ab3bff635030bd22b35d8c307d1666a3d8abb79aa16ec173f1d7e483d95163c2eee44ed58d049d2196760e28efa9b3780eae301d395426cf888d654

    • C:\Windows\ntdtcstp.dll

      Filesize

      7KB

      MD5

      67587e25a971a141628d7f07bd40ffa0

      SHA1

      76fcd014539a3bb247cc0b761225f68bd6055f6b

      SHA256

      e6829866322d68d5c5b78e3d48dcec70a41cdc42c6f357a44fd329f74a8b4378

      SHA512

      6e6de7aa02c48f8b96b06e5f1160fbc5c95312320636e138cc997ef3362a61bc50ec03db1f06292eb964cd71915ddb2ec2eb741432c7da44215a4acbb576a350

    • memory/2456-1-0x0000000000920000-0x0000000000921000-memory.dmp

      Filesize

      4KB

    • memory/2456-12-0x0000000000400000-0x0000000000450000-memory.dmp

      Filesize

      320KB

    • memory/2456-0-0x0000000000400000-0x0000000000450000-memory.dmp

      Filesize

      320KB

    • memory/2952-30-0x0000000000A80000-0x0000000000A88000-memory.dmp

      Filesize

      32KB

    • memory/2952-38-0x0000000000400000-0x0000000000450000-memory.dmp

      Filesize

      320KB

    • memory/2952-27-0x0000000002790000-0x0000000002791000-memory.dmp

      Filesize

      4KB

    • memory/2952-28-0x0000000000400000-0x0000000000450000-memory.dmp

      Filesize

      320KB

    • memory/2952-29-0x0000000000400000-0x0000000000450000-memory.dmp

      Filesize

      320KB

    • memory/2952-31-0x00000000028E0000-0x00000000028EE000-memory.dmp

      Filesize

      56KB

    • memory/2952-20-0x0000000000A70000-0x0000000000A71000-memory.dmp

      Filesize

      4KB

    • memory/2952-32-0x0000000000400000-0x0000000000450000-memory.dmp

      Filesize

      320KB

    • memory/2952-35-0x0000000000400000-0x0000000000450000-memory.dmp

      Filesize

      320KB

    • memory/2952-24-0x00000000028E0000-0x00000000028EE000-memory.dmp

      Filesize

      56KB

    • memory/2952-41-0x0000000000400000-0x0000000000450000-memory.dmp

      Filesize

      320KB

    • memory/2952-44-0x0000000000400000-0x0000000000450000-memory.dmp

      Filesize

      320KB

    • memory/2952-47-0x0000000000400000-0x0000000000450000-memory.dmp

      Filesize

      320KB

    • memory/2952-50-0x0000000000400000-0x0000000000450000-memory.dmp

      Filesize

      320KB

    • memory/2952-53-0x0000000000400000-0x0000000000450000-memory.dmp

      Filesize

      320KB

    • memory/2952-56-0x0000000000400000-0x0000000000450000-memory.dmp

      Filesize

      320KB

    • memory/2952-59-0x0000000000400000-0x0000000000450000-memory.dmp

      Filesize

      320KB

    • memory/2952-62-0x0000000000400000-0x0000000000450000-memory.dmp

      Filesize

      320KB

    • memory/2952-65-0x0000000000400000-0x0000000000450000-memory.dmp

      Filesize

      320KB

    • memory/2952-68-0x0000000000400000-0x0000000000450000-memory.dmp

      Filesize

      320KB