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Analysis

  • max time kernel
    147s
  • max time network
    132s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250129-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250129-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/02/2025, 12:57

General

  • Target

    JaffaCakes118_7d0c19a7a914e296bc74205c2be6e283.exe

  • Size

    227KB

  • MD5

    7d0c19a7a914e296bc74205c2be6e283

  • SHA1

    01205cd24e96a22ae55d951b8f4b22fb88884e24

  • SHA256

    52d514125a71b944c968f0fb0ecc77fdbcc118984662a8364eb29ade6dbdf6a7

  • SHA512

    1d514549ab6ef1fa098a51424a3d64ff48e221395059dd98ef54f336ac4480eac83b0f53f6a0b4995154af0554da443ee777306fd710e66a048f597ffa423d58

  • SSDEEP

    3072:zr8WDrCae8Yco9+qol6WpJ/HAUXnz2z/jM+nz2z/jMq:Pu1+SWPIfz/Kz/9

Malware Config

Signatures

  • 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 21 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7d0c19a7a914e296bc74205c2be6e283.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_7d0c19a7a914e296bc74205c2be6e283.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:3244
    • C:\Users\Admin\AppData\Local\Temp\3582-490\JaffaCakes118_7d0c19a7a914e296bc74205c2be6e283.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\JaffaCakes118_7d0c19a7a914e296bc74205c2be6e283.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious use of SetWindowsHookEx
      PID:3336

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\PROGRA~2\Adobe\ACROBA~1\Reader\AcroRd32.exe

    Filesize

    2.4MB

    MD5

    d9e8a1fa55faebd36ed2342fedefbedd

    SHA1

    c25cc7f0035488de9c5df0121a09b5100e1c28e9

    SHA256

    bd7696911d75a9a35dfd125b24cb95003f1e9598592df47fa23a2568986a4a9a

    SHA512

    134644c68bd04536e9ea0a5da6e334d36b1ce8012a061fa6dabd31f85c16a1ac9eee8c40fee3d55f25c4d4edf0672de8ce204e344c800361cbcff092c09d7a33

  • C:\Users\Admin\AppData\Local\Microsoft\OneDrive\OneDrive.exe

    Filesize

    1.6MB

    MD5

    89a99e080a30e11e0413287c529ed90b

    SHA1

    355ca0dd99f4a978bb2a38eea2b0c7ea8e267d84

    SHA256

    3b91e45fcc994af67e24273b17d4dab09f8d6b223661c37e26c16d8a9379ad6f

    SHA512

    4ed590bda6a8f1f4c4b883c94836a6b087faaee17b1e3b10b98619455b33d69856dd0897a3b82335a714886b61667550a49a3583cba176b98539317297184a33

  • C:\Users\Admin\AppData\Local\Temp\3582-490\JaffaCakes118_7d0c19a7a914e296bc74205c2be6e283.exe

    Filesize

    186KB

    MD5

    efe0ee6477aa711561de85662c28c445

    SHA1

    bffa4201955af482a92f2847ea9717080094c952

    SHA256

    4751adfbe5e462825ae2f377af9db3b8222030d1100397b83df8ac67ab28820b

    SHA512

    b99ac947eb0fece1f6889cc57aaf8d1357e399598d00dfa84734277cf4699642858f53d2ca229c04907799b609f1c0dfd2c4325ad0fd4300a38f44412200efbe

  • memory/3244-96-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3244-97-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3244-99-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB