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Analysis

  • max time kernel
    148s
  • max time network
    153s
  • 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, 16:54

General

  • Target

    de84530009912a5260cbd8c198ef8a52_JaffaCakes118.exe

  • Size

    382KB

  • MD5

    de84530009912a5260cbd8c198ef8a52

  • SHA1

    3b2accb32484872b7fe482d69c66d25da1e9f81f

  • SHA256

    ce884833bd49fcbba71468d1d6dbe33cae593e30655e5be56045d28e5ba69101

  • SHA512

    af8120ba4ac440bc5636eef9901e09e8205c03ce2d85b259075b3d6d20bbeb4de82d1010a90a7c21e3a52d1da97201a072ac3f3cb02e1ed3f0a0630fb431ad06

  • SSDEEP

    6144:KG377xS2Vp2CeiorXhwTBOz539pcCJJvHFU2qLn0Xlz2u8dNGiOi:Zr7xS2Vp6FwTKbJJvHF1X1ZQoi

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
  • 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\de84530009912a5260cbd8c198ef8a52_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\de84530009912a5260cbd8c198ef8a52_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:2708
    • C:\Windows\mstwain32.exe
      "C:\Windows\mstwain32.exe" \melt "C:\Users\Admin\AppData\Local\Temp\de84530009912a5260cbd8c198ef8a52_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:2764
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:340
  • 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=4400,i,3210801877307184477,8078594481454001567,262144 --variations-seed-version --mojo-platform-channel-handle=3864 /prefetch:8
    1⤵
      PID:1928

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Windows\cmsetac.dll

      Filesize

      33KB

      MD5

      857daab4b5aa2795732d2bcc9a6d267b

      SHA1

      7506b31fe97a2f415eb359f67eee5176560340e7

      SHA256

      61c49b0eaaa62d1119b5d3a142380da8090c49b6e579abe88bd6cad69624e2f5

      SHA512

      cbd2b49765720be2c96a644beb16655e6f28f2ca32830fbe9fb16292c275ac018668df399451c1cdfd17bbd609f86c9d5323e6e8310a210762847356e533ed19

    • C:\Windows\mstwain32.exe

      Filesize

      382KB

      MD5

      de84530009912a5260cbd8c198ef8a52

      SHA1

      3b2accb32484872b7fe482d69c66d25da1e9f81f

      SHA256

      ce884833bd49fcbba71468d1d6dbe33cae593e30655e5be56045d28e5ba69101

      SHA512

      af8120ba4ac440bc5636eef9901e09e8205c03ce2d85b259075b3d6d20bbeb4de82d1010a90a7c21e3a52d1da97201a072ac3f3cb02e1ed3f0a0630fb431ad06

    • C:\Windows\ntdtcstp.dll

      Filesize

      7KB

      MD5

      67587e25a971a141628d7f07bd40ffa0

      SHA1

      76fcd014539a3bb247cc0b761225f68bd6055f6b

      SHA256

      e6829866322d68d5c5b78e3d48dcec70a41cdc42c6f357a44fd329f74a8b4378

      SHA512

      6e6de7aa02c48f8b96b06e5f1160fbc5c95312320636e138cc997ef3362a61bc50ec03db1f06292eb964cd71915ddb2ec2eb741432c7da44215a4acbb576a350

    • memory/2708-10-0x0000000000400000-0x000000000044B000-memory.dmp

      Filesize

      300KB

    • memory/2708-0-0x0000000000A20000-0x0000000000A21000-memory.dmp

      Filesize

      4KB

    • memory/2764-32-0x0000000000400000-0x000000000044B000-memory.dmp

      Filesize

      300KB

    • memory/2764-38-0x0000000000400000-0x000000000044B000-memory.dmp

      Filesize

      300KB

    • memory/2764-25-0x0000000002390000-0x0000000002391000-memory.dmp

      Filesize

      4KB

    • memory/2764-26-0x0000000000400000-0x000000000044B000-memory.dmp

      Filesize

      300KB

    • memory/2764-27-0x0000000000610000-0x0000000000618000-memory.dmp

      Filesize

      32KB

    • memory/2764-28-0x00000000023E0000-0x00000000023EE000-memory.dmp

      Filesize

      56KB

    • memory/2764-29-0x0000000000400000-0x000000000044B000-memory.dmp

      Filesize

      300KB

    • memory/2764-18-0x0000000000600000-0x0000000000601000-memory.dmp

      Filesize

      4KB

    • memory/2764-35-0x0000000000400000-0x000000000044B000-memory.dmp

      Filesize

      300KB

    • memory/2764-22-0x00000000023E0000-0x00000000023EE000-memory.dmp

      Filesize

      56KB

    • memory/2764-41-0x0000000000400000-0x000000000044B000-memory.dmp

      Filesize

      300KB

    • memory/2764-44-0x0000000000400000-0x000000000044B000-memory.dmp

      Filesize

      300KB

    • memory/2764-47-0x0000000000400000-0x000000000044B000-memory.dmp

      Filesize

      300KB

    • memory/2764-50-0x0000000000400000-0x000000000044B000-memory.dmp

      Filesize

      300KB

    • memory/2764-53-0x0000000000400000-0x000000000044B000-memory.dmp

      Filesize

      300KB

    • memory/2764-56-0x0000000000400000-0x000000000044B000-memory.dmp

      Filesize

      300KB

    • memory/2764-59-0x0000000000400000-0x000000000044B000-memory.dmp

      Filesize

      300KB

    • memory/2764-62-0x0000000000400000-0x000000000044B000-memory.dmp

      Filesize

      300KB

    • memory/2764-65-0x0000000000400000-0x000000000044B000-memory.dmp

      Filesize

      300KB