Analysis

  • max time kernel
    138s
  • max time network
    128s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240709-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-07-2024 15:18

General

  • Target

    7022705dbb319f60da4df9b672e3df13_JaffaCakes118.exe

  • Size

    1.2MB

  • MD5

    7022705dbb319f60da4df9b672e3df13

  • SHA1

    7c8352b5594f52652146028b5407374b27b69a2b

  • SHA256

    3a7fe495c21df4ab454ba053a81b12096eef40b4be792b5952c4bb26a02b9d7a

  • SHA512

    84665d35c9ae635568d54e0b148e0cd554715f6ed259cf4c70adce32a8c7fcf2cbff584d235788f6da1e4924ce5a9a96a822e3ad7aa135e53106bb0003267e9a

  • SSDEEP

    24576:upSGP3ZEgRhuRKOODz6HY1SC9s6WcREFydry9u6HxyAjh+C:6a+P6HpcTdneN

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).

  • 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\7022705dbb319f60da4df9b672e3df13_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\7022705dbb319f60da4df9b672e3df13_JaffaCakes118.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:972
    • C:\Users\Admin\AppData\Local\Temp\3582-490\7022705dbb319f60da4df9b672e3df13_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\7022705dbb319f60da4df9b672e3df13_JaffaCakes118.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:3048

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\7022705dbb319f60da4df9b672e3df13_JaffaCakes118.exe

    Filesize

    1.1MB

    MD5

    51fad5a59d13b294cb99ebb0c3d0ce04

    SHA1

    9bb73b8afa1ef2aa892421dac9e5095b8c70511a

    SHA256

    bc683475c2f0d0c87890c5fa070d1c6be911be6361a95795c8636c479e8b7890

    SHA512

    ad35e5afb23173dee022c22b070ba3d69909f04bf54c9b790f1e34e8bb3dbb3b6c4a8ce2af02a9e7bbd676bc198b75d0ca8a1584bb44a32f404c7ca21e8375e6

  • memory/972-98-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/972-99-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/972-101-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3048-12-0x0000000000720000-0x0000000000721000-memory.dmp

    Filesize

    4KB

  • memory/3048-97-0x0000000000400000-0x0000000000526000-memory.dmp

    Filesize

    1.1MB