Analysis

  • max time kernel
    140s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-07-2024 04:28

General

  • Target

    5f0613df2714da009897f2abf8a48248_JaffaCakes118.exe

  • Size

    170KB

  • MD5

    5f0613df2714da009897f2abf8a48248

  • SHA1

    e53dbf8f7511000515a2173ef339f91133888ee9

  • SHA256

    78093f4744d3566e084401c9774b990e60af6ed3ae2ba22e38e81e2cf4e4cf64

  • SHA512

    41028d190aafbdd98a14f09c4f51e829e35bc8ec762b073d494a0dc72dbc885ce66888e9a0224ec3b4fc31712f25a0ce04d25a8d5ee9c32843af1a5ec9ca35df

  • SSDEEP

    3072:sr85CFPgDAQ6y4V3k9KKVRkqnwDDlD0WjF:k9FKN24VRkaiF

Malware Config

Signatures

  • Detect Neshta payload 4 IoCs
  • Neshta

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

  • 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 2 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).

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\5f0613df2714da009897f2abf8a48248_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\5f0613df2714da009897f2abf8a48248_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Modifies system executable filetype association
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Modifies registry class
    • Suspicious use of WriteProcessMemory
    PID:4840
    • C:\Users\Admin\AppData\Local\Temp\3582-490\5f0613df2714da009897f2abf8a48248_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\5f0613df2714da009897f2abf8a48248_JaffaCakes118.exe"
      2⤵
      • Executes dropped EXE
      PID:4672

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\5f0613df2714da009897f2abf8a48248_JaffaCakes118.exe

    Filesize

    129KB

    MD5

    26e2f875246f869cdac6fd3d56b729df

    SHA1

    2e647445d07e056552c11ff4d7949c902613ff4a

    SHA256

    923e59af092a9c6dc7b218f342dc90ee59aa3359361652799e2a673573b1d58d

    SHA512

    ee823f06d4d12b287626ab5aad273da77abe020264c1f62b4b1e0edc09de3ad494fff78c31ff97c011930c9957fac519aa694120d5fc1da84b2cce29d4bef9cf

  • memory/4840-96-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/4840-97-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/4840-99-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB