Analysis

  • max time kernel
    147s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-06-2024 17:22

General

  • Target

    082d1695ea84ad955099e6d5231bc9b9_JaffaCakes118.exe

  • Size

    391KB

  • MD5

    082d1695ea84ad955099e6d5231bc9b9

  • SHA1

    ee21d00b1a974266fad95266207ff18710efffa2

  • SHA256

    a3f4b4c1fff4ccf7724417ce005eb9b444c232a9192451cd11ab21c6be9dcc99

  • SHA512

    157226494c4682e972fd578f07db5f724e6c0f6329b296f641e5ac5fbb3d86bc027954f50f44b58f5d5e1155417e2a61b4e3c5317b81563015d50bacb04c620b

  • SSDEEP

    6144:k9VTHKNoq5uIK3zVtPb1LDNl+ufzgKkNtLIVKKdL+ap:23IsPpLDNd2tLIVKKRp

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 SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\082d1695ea84ad955099e6d5231bc9b9_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\082d1695ea84ad955099e6d5231bc9b9_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:3172
    • C:\Users\Admin\AppData\Local\Temp\3582-490\082d1695ea84ad955099e6d5231bc9b9_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\082d1695ea84ad955099e6d5231bc9b9_JaffaCakes118.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of SetWindowsHookEx
      PID:3760

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\082d1695ea84ad955099e6d5231bc9b9_JaffaCakes118.exe

    Filesize

    350KB

    MD5

    d94da294c79a1f6cb4d9bc5dabf6c2a4

    SHA1

    58c0cb0a86ee23a54a9147da8fba64c52a9a9c7a

    SHA256

    d58b84b385c1fe401bcafb107f3ee96a75315ee54b17cf47a868cc8bff37ebd0

    SHA512

    5351cfc5c77127cd65efa63fb7582badcb4dfcd9329b252481292dda28a072e4ef63c1335ce1c82717a2f864f01af1a2f5cac090ebd65f41c52279d4bb7f4522

  • memory/3172-99-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3172-100-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3172-102-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB