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Analysis

  • max time kernel
    173s
  • max time network
    180s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/04/2024, 02:42

General

  • Target

    c89881e8d12c729a25a811069eb9870a_JaffaCakes118.exe

  • Size

    75KB

  • MD5

    c89881e8d12c729a25a811069eb9870a

  • SHA1

    66de95f7271a50e23d60ecbde544f7e7c099ea51

  • SHA256

    2cb39f2cf8dbff1609dcd8ac1cd31952639399a637c6b3ab0b3999aac06628f2

  • SHA512

    93ef2ca07edeebfa225f60d6ca3f045a9c9e68871c913a511040f40cdc3c98a159dfc66a95c0aa8a7ec50f16624e1aaf01722ea527d1c376d9496bc6e67a529f

  • SSDEEP

    1536:vj+jsMQMOtEvwDpj5HwYYTjipvF2hBfIuol:vCjsIOtEvwDpj5H9YvQd2K

Score
7/10

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 2 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Modifies system certificate store 2 TTPs 8 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c89881e8d12c729a25a811069eb9870a_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\c89881e8d12c729a25a811069eb9870a_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:1184
    • C:\Users\Admin\AppData\Local\Temp\misid.exe
      "C:\Users\Admin\AppData\Local\Temp\misid.exe"
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • Modifies system certificate store
      PID:4480
  • 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 --no-appcompat-clear --mojo-platform-channel-handle=1048 --field-trial-handle=3084,i,14217130992253490921,11543335378077656547,262144 --variations-seed-version /prefetch:8
    1⤵
      PID:1348

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\misid.exe

      Filesize

      75KB

      MD5

      d48b74d3f5eddf259ed12120267e65c6

      SHA1

      69c7a10bd2e8c69f578a21853d15a60d419a1ebf

      SHA256

      0a3512b85babdc16eb429430edec0fe8f9460f8fae1bd3ad83f016f639117369

      SHA512

      c45e81d62719699ae8431229e6917d5cbb2dc78695c48d6573248cd78927be914a5c488b938088c5a28214f520f7b0ba7b7cbb03b4c6d15cd6cc5a1ad2b6b647

    • C:\Users\Admin\AppData\Local\Temp\misids.exe

      Filesize

      315B

      MD5

      a34ac19f4afae63adc5d2f7bc970c07f

      SHA1

      a82190fc530c265aa40a045c21770d967f4767b8

      SHA256

      d5a89e26beae0bc03ad18a0b0d1d3d75f87c32047879d25da11970cb5c4662a3

      SHA512

      42e53d96e5961e95b7a984d9c9778a1d3bd8ee0c87b8b3b515fa31f67c2d073c8565afc2f4b962c43668c4efa1e478da9bb0ecffa79479c7e880731bc4c55765

    • memory/1184-0-0x0000000002050000-0x0000000002056000-memory.dmp

      Filesize

      24KB

    • memory/1184-1-0x0000000002050000-0x0000000002056000-memory.dmp

      Filesize

      24KB

    • memory/1184-2-0x0000000002070000-0x0000000002076000-memory.dmp

      Filesize

      24KB

    • memory/4480-19-0x0000000000660000-0x0000000000666000-memory.dmp

      Filesize

      24KB

    • memory/4480-17-0x0000000001FF0000-0x0000000001FF6000-memory.dmp

      Filesize

      24KB