Analysis

  • max time kernel
    91s
  • max time network
    143s
  • 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 04:31

General

  • Target

    JaffaCakes118_62abe54509e4cd6e9a034f69af704a15.exe

  • Size

    133KB

  • MD5

    62abe54509e4cd6e9a034f69af704a15

  • SHA1

    a35bf93fb0e91fc9b65b1f3b7f32b6fdb7c3be7d

  • SHA256

    2ac2427c30f321416bee7ebdbfb133a34980f551a5a78ac8eafe2af66ae1f11e

  • SHA512

    13a9f876f17ce52c6e920761fcbcbea3de29f9ddedfa25fa2d745aa1c8095eacd3be87d4f5f680bbfa061db154d33df8b99c780636c77ee5300e1f60c8b52f34

  • SSDEEP

    1536:JxqjQ+P04wsmJCtOZmK8b5rzLiPy6KyIU3qOkOnaHi8T5KwDHHK41WiJcu5M9:sr85Cto8b5rzLiPCyI3Od89KwD0iJno

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.

  • 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 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_62abe54509e4cd6e9a034f69af704a15.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_62abe54509e4cd6e9a034f69af704a15.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:3124
    • C:\Users\Admin\AppData\Local\Temp\3582-490\JaffaCakes118_62abe54509e4cd6e9a034f69af704a15.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\JaffaCakes118_62abe54509e4cd6e9a034f69af704a15.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:4528

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_62abe54509e4cd6e9a034f69af704a15.exe

    Filesize

    93KB

    MD5

    3f283e280880c61f3085e5f821bbd01f

    SHA1

    dcea1813c9f058fdbd2ad72f88e20421138256d6

    SHA256

    f5c9d829b2445466e248773ffce10bebbdad7c9894c50d0a43517569bb7e1695

    SHA512

    e737aa64960f35988594a7bb4b2f6ec0adfefe2b815e31eb1ac910be9e5abd672ba799d4c169448f45c75f68a37517e8c0d1e39ab2983668aafc30f3c787db86

  • memory/3124-95-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3124-96-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/3124-98-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB