Analysis

  • max time kernel
    94s
  • max time network
    95s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02-01-2025 11:01

General

  • Target

    JaffaCakes118_6499ee991b4dc63111ed79962532e870.exe

  • Size

    119KB

  • MD5

    6499ee991b4dc63111ed79962532e870

  • SHA1

    00d57e57cd7317a0b910478cd557fd63d6fb6c45

  • SHA256

    6cd013746e0908e8fd82555bada41efdaaa2e6244e4f30642e2916e9222111d8

  • SHA512

    fe2b8434a489466611828f9e5354aa7821c031ceb1d7221d30d869a1ff23914565f10180f360a819870795fd8c2daa52b205afc74b2823dab28accd088023b14

  • SSDEEP

    1536:JxqjQ+P04wsmJCrU+Q8o/I6B87bK813AmHur7kkYf4pAyikf1VNIG:sr85CA+QJ/JB87bX13pOLYApTd

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.

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

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

  • 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 1 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

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6499ee991b4dc63111ed79962532e870.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6499ee991b4dc63111ed79962532e870.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
    PID:2936

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_6499ee991b4dc63111ed79962532e870.exe

    Filesize

    79KB

    MD5

    8e05f08b580f0885974a1ef06e040b33

    SHA1

    92cd218b452a47d8b20343fb006da81e7e6d5d76

    SHA256

    b4ac273b67710026054b4143c9ca111dec50f1fdf142b104abf258e7c37f852a

    SHA512

    48f9b6bf1fe74a95c2a32f290b1f6a5cd593a67cdd12999c68054c05ab80e912a4581b4c6daf3d78fe581a18eb3b6bb5df303e2975b8753ca06ae3229b2e1964

  • memory/2936-93-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2936-94-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2936-96-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB