Analysis

  • max time kernel
    63s
  • max time network
    17s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    07-02-2025 00:43

General

  • Target

    JaffaCakes118_b1182ef5bd664ac8bf092b6efcbf917a.exe

  • Size

    1.5MB

  • MD5

    b1182ef5bd664ac8bf092b6efcbf917a

  • SHA1

    3cf4aac990cc0da789cfb9d9d0c36eb2d5c66b08

  • SHA256

    09ed3084429d2e754a45e46ca23bc2a9ad2e3e9c8e02a565fd1b3b9a5d24f8a6

  • SHA512

    ec81d48b0c299fa54eb96b02c06b0f7b67d01dd5faef4f885561fdcd53c24cd8619d8b52f7088bc25e0839d0c3ece44877a895b6b949555d2c6af78534806289

  • SSDEEP

    24576:vCDccTchS5VFdOPdEFs7yhsQ+zR467cN0QhTuAPndPBDK4/+nx+n0:vsccIhS5V6EFiyhsQ+zICyTBPndPU4q

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
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 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 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b1182ef5bd664ac8bf092b6efcbf917a.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b1182ef5bd664ac8bf092b6efcbf917a.exe"
    1⤵
    • Loads dropped DLL
    • 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:1096
    • C:\Users\Admin\AppData\Local\Temp\3582-490\JaffaCakes118_b1182ef5bd664ac8bf092b6efcbf917a.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\JaffaCakes118_b1182ef5bd664ac8bf092b6efcbf917a.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:576

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\MSOCache\ALLUSE~1\{90140~1\DW20.EXE

    Filesize

    859KB

    MD5

    754309b7b83050a50768236ee966224f

    SHA1

    10ed7efc2e594417ddeb00a42deb8fd9f804ed53

    SHA256

    acd32dd903e5464b0ecd153fb3f71da520d2e59a63d4c355d9c1874c919d04e6

    SHA512

    e5aaddf62c08c8fcc1ae3f29df220c5c730a2efa96dd18685ee19f5a9d66c4735bb4416c4828033661990604669ed345415ef2dc096ec75e1ab378dd804b1614

  • \PROGRA~2\Adobe\READER~1.0\Reader\LOGTRA~1.EXE

    Filesize

    252KB

    MD5

    9e2b9928c89a9d0da1d3e8f4bd96afa7

    SHA1

    ec66cda99f44b62470c6930e5afda061579cde35

    SHA256

    8899b4ed3446b7d55b54defbc1acb7c5392a4b3bc8ec2cdc7c31171708965043

    SHA512

    2ca5ad1d0e12a8049de885b90b7f56fe77c868e0d6dae4ec4b6f3bc0bf7b2e73295cc9b1328c2b45357ffb0d7804622ab3f91a56140b098e93b691032d508156

  • \Users\Admin\AppData\Local\Temp\3582-490\JaffaCakes118_b1182ef5bd664ac8bf092b6efcbf917a.exe

    Filesize

    1.5MB

    MD5

    bd2208875608970cb2a582b81400ed61

    SHA1

    fa1d978ef4676ac378e0f6813dfbb5a22747a9ae

    SHA256

    1196b00201e1ec264c6dde061b36c44c0932857cfcdf82de41e3eb163c8234cc

    SHA512

    d759fbc90574fd4912588d917b55fdf81e326b38c04b07e983e141bbf21c2a730a341f1019a26232659f82274ff49049bad8673277d594528743b4e78733b3d2

  • memory/1096-84-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1096-86-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB