Analysis

  • max time kernel
    94s
  • max time network
    98s
  • 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 19:40

General

  • Target

    JaffaCakes118_67c55c17405d5158d13bce5e4e778ad0.exe

  • Size

    497KB

  • MD5

    67c55c17405d5158d13bce5e4e778ad0

  • SHA1

    c34d2ac90b8e5e302b5bb424aef09b194f94c401

  • SHA256

    26b94c61fce5f10c33c6c7396a3c4b4e1549af1d213c61f430ff4f84df4c9acc

  • SHA512

    c08b9dc72458701df86853bd382e2709173bac9de6ed56741158fc87ace6c8526d9ed0d15cadcd5a8de6327125b432664a0645ce3ac0559c4a81ce3dd13b03db

  • SSDEEP

    12288:5Yx45SpbaFfT1eyk/GzNL32N1cJPEsYgukaG:5Yx42baFfS/UMN1cJugukt

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 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_67c55c17405d5158d13bce5e4e778ad0.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_67c55c17405d5158d13bce5e4e778ad0.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:1612
    • C:\Users\Admin\AppData\Local\Temp\3582-490\JaffaCakes118_67c55c17405d5158d13bce5e4e778ad0.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\JaffaCakes118_67c55c17405d5158d13bce5e4e778ad0.exe"
      2⤵
      • Executes dropped EXE
      PID:4692

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\Temp\3582-490\JaffaCakes118_67c55c17405d5158d13bce5e4e778ad0.exe

    Filesize

    457KB

    MD5

    3280e5078e72b3e4622ff91d4e43dc63

    SHA1

    a1460f0faad4797da8d18ab231a0cf017bfa26ed

    SHA256

    978f122fb085a145571c7239f400cedfa4c2c2823eb88ed18258a31491247354

    SHA512

    73c1f76316590addd84c6f86df83a2138964c002565d3610049d8ab912a3f2f6b891aef4d181d1f5549a1085335ff499183f53555139e81fe724c5a035b1d008

  • memory/1612-95-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1612-96-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1612-98-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB