Analysis

  • max time kernel
    122s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    25/01/2025, 03:01 UTC

General

  • Target

    JaffaCakes118_279fc7ee5b4118c9970538a46ba3ad09.exe

  • Size

    302KB

  • MD5

    279fc7ee5b4118c9970538a46ba3ad09

  • SHA1

    096e7ee44101d37e6b668e9bbc4b69ae4ff226a1

  • SHA256

    c4f5547f04583a256c5d50beb051e822d710ab0b28395dc11964b00d3139d3ba

  • SHA512

    1392205fbd7e1d6807244979c7f9987848af3966bba9d2ffdb0b379df1ed7f9d2b0081d668288c0456739514909e1ddc9033a35b94cde893a3e6cb5222c5575f

  • SSDEEP

    6144:FullwUNaIZr/Bw29OVxB5tL2TuSABirWe7teDzKqfUui4FBtYY:PZkyMNAsYfUMFwY

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 3 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
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_279fc7ee5b4118c9970538a46ba3ad09.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_279fc7ee5b4118c9970538a46ba3ad09.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:2708
    • C:\Users\Admin\AppData\Local\Temp\3582-490\JaffaCakes118_279fc7ee5b4118c9970538a46ba3ad09.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\JaffaCakes118_279fc7ee5b4118c9970538a46ba3ad09.exe"
      2⤵
      • Executes dropped EXE
      PID:2788

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

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

    Filesize

    859KB

    MD5

    d612d1534be00c42dff2e305bd0f1138

    SHA1

    bb3a82fca5fb6c21a98c7712d843d37e59109fff

    SHA256

    a3a74b4f199d3df2e73cf08ac6b4b4302955371fb57904511a2b5fd007cee8a1

    SHA512

    90c5a37289edbd34df8a787800f9b278ce3d537ae1ebd85e87a96ada51c110877a6fc079fdc5334600e0ad65a4adc1257d5b66367f5c6b55d1b859d194858d87

  • C:\Users\Admin\AppData\Local\Temp\3582-490\JaffaCakes118_279fc7ee5b4118c9970538a46ba3ad09.exe

    Filesize

    262KB

    MD5

    a0c0cce2993d8fee4f1e5dab696a10c0

    SHA1

    4cd99d9bcfa66f76c73bab4f03145b983edd9243

    SHA256

    dd320e61b46cf2045fdef5ddedc6a47571c9456e8b683c184642db2480702147

    SHA512

    290a3a351d3b6bf194cade42fba676c1282e08966d1fd8dc8e6c5507dbafaff6f224b72c93a083183a39ce19eafa63746c14a6a92cbd781776c6cb3ad36989ed

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

    Filesize

    252KB

    MD5

    9e2b9928c89a9d0da1d3e8f4bd96afa7

    SHA1

    ec66cda99f44b62470c6930e5afda061579cde35

    SHA256

    8899b4ed3446b7d55b54defbc1acb7c5392a4b3bc8ec2cdc7c31171708965043

    SHA512

    2ca5ad1d0e12a8049de885b90b7f56fe77c868e0d6dae4ec4b6f3bc0bf7b2e73295cc9b1328c2b45357ffb0d7804622ab3f91a56140b098e93b691032d508156

  • memory/2708-88-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2708-90-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2788-15-0x0000000000400000-0x000000000043E000-memory.dmp

    Filesize

    248KB

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