Analysis

  • max time kernel
    119s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    03-01-2025 10:18

General

  • Target

    JaffaCakes118_6bedfb631276f2473c09cf58bf7018f0.exe

  • Size

    383KB

  • MD5

    6bedfb631276f2473c09cf58bf7018f0

  • SHA1

    69c02a71d7409ba2a0a6a40239108ebe1d30c912

  • SHA256

    02473e71975390c9e7b1d9bdceab0ba8a90ccd103b0e3662fc5c78dfb03c48f9

  • SHA512

    085334fe4a914f381ef7565c8b2c10d05d331ca415153a67084b6d2da2e2dcfd4dc3b21741a132ee511a102f2e6eeaa9c160791c06dbb352104fd331b0ba7338

  • SSDEEP

    6144:k9DmWQU6iXXKQDMoBgsEBxy7eVRgYA+VwUpVmfWi9dL6+BEkMiiMgYo:MzQU6gKQDMwgspH+VVpVmfhBfMiiMgYo

Malware Config

Signatures

  • Detect Neshta payload 3 IoCs
  • 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 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6bedfb631276f2473c09cf58bf7018f0.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_6bedfb631276f2473c09cf58bf7018f0.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:2572
    • C:\Users\Admin\AppData\Local\Temp\3582-490\JaffaCakes118_6bedfb631276f2473c09cf58bf7018f0.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\JaffaCakes118_6bedfb631276f2473c09cf58bf7018f0.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious use of SetWindowsHookEx
      PID:2540

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\MSOCache\ALLUSE~1\{90140~1\dwtrig20.exe

    Filesize

    547KB

    MD5

    cf6c595d3e5e9667667af096762fd9c4

    SHA1

    9bb44da8d7f6457099cb56e4f7d1026963dce7ce

    SHA256

    593e60cc30ae0789448547195af77f550387f6648d45847ea244dd0dd7abf03d

    SHA512

    ff4f789df9e6a6d0fbe12b3250f951fcf11e857906c65e96a30bb46266e7e1180d6103a03db2f3764e0d1346b2de7afba8259ba080057e4a268e45e8654dfa80

  • \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_6bedfb631276f2473c09cf58bf7018f0.exe

    Filesize

    343KB

    MD5

    7e822fcae2b1f22946673b40b33667e3

    SHA1

    d2e008d26a2c011493abb3763347ef7db24fbcee

    SHA256

    ec211cd05dbc999c9dd61d20995a2c2106ae6d66ba11e3fa933366ae99531e66

    SHA512

    9b65e0224f2a428d94720eec7024bb2d7cfb393a57e4fff4cd95874154d816177cac79cbe2bb00c70f18458f4403aa770f4a73625db3e1079c3659acf9574f7f

  • memory/2540-12-0x0000000000180000-0x0000000000181000-memory.dmp

    Filesize

    4KB

  • memory/2572-85-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2572-87-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB