Analysis

  • max time kernel
    149s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    03-01-2025 13:10

General

  • Target

    JaffaCakes118_6cdf3dbdd0e01f2dae9d10380de8a95f.exe

  • Size

    2.2MB

  • MD5

    6cdf3dbdd0e01f2dae9d10380de8a95f

  • SHA1

    ddfa707ad8349b8b77a6f664ef8575be58193ba7

  • SHA256

    4bcbc877a5d4f563d7dff3b27cfe786c2d9865d3c3b1ac93635fb11bbba575ff

  • SHA512

    38fe4d777ef56ebf146b4764ec6853f24ecc26fc78583b10b3891a6a87964be0968d48acf71b36d0862336b57719406bb9939275abeac5ef789d6574b2c4530f

  • SSDEEP

    49152:tOPpDLFNo+GZa6Ys5++Q9MA33333333+3O3OD33+:tOPxozW9MA33333333+3O3OD33+

Malware Config

Signatures

  • Detect Neshta payload 5 IoCs
  • Neshta

    Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.

  • Neshta family
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Modifies system executable filetype association 2 TTPs 1 IoCs
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 1 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.

  • Modifies registry class 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6cdf3dbdd0e01f2dae9d10380de8a95f.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6cdf3dbdd0e01f2dae9d10380de8a95f.exe"
    1⤵
    • Checks computer location settings
    • Modifies system executable filetype association
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:3936
    • C:\Users\Admin\AppData\Local\Temp\3582-490\JaffaCakes118_6cdf3dbdd0e01f2dae9d10380de8a95f.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\JaffaCakes118_6cdf3dbdd0e01f2dae9d10380de8a95f.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:4924

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\PROGRA~2\Adobe\ACROBA~1\Reader\ACROTE~1.EXE

    Filesize

    86KB

    MD5

    3b73078a714bf61d1c19ebc3afc0e454

    SHA1

    9abeabd74613a2f533e2244c9ee6f967188e4e7e

    SHA256

    ded54d1fcca07b6bff2bc3b9a1131eac29ff1f836e5d7a7c5c325ec5abe96e29

    SHA512

    75959d4e8a7649c3268b551a2a378e6d27c0bfb03d2422ebeeb67b0a3f78c079473214057518930f2d72773ce79b106fd2d78405e8e3d8883459dcbb49c163c4

  • C:\Users\Admin\AppData\Local\Temp\3582-490\JaffaCakes118_6cdf3dbdd0e01f2dae9d10380de8a95f.exe

    Filesize

    2.2MB

    MD5

    4c3e5cd97545cac34c34bfe8b7a646e5

    SHA1

    f88fbf73f757c4808e2e6e6ddf6fd44750084048

    SHA256

    1499a45bb78a1f32c387f9d26b5b23a6008a1a549d90f9e938a757c34d5794cd

    SHA512

    a24f93141ecb4c4e18973eb32532aebcc030ece90ce9a5c2fd224c129bc8ed7dd0f6f46c64ab94f5db28b6f9e59dae701f35c103fc1cbd9d1301ead7d0085f46

  • memory/3936-95-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3936-96-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3936-98-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB