Analysis

  • max time kernel
    117s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20241023-en
  • resource tags

    arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
  • submitted
    02-01-2025 00:25

General

  • Target

    JaffaCakes118_618b060057e09fd8ea63c2126557e300.exe

  • Size

    1.3MB

  • MD5

    618b060057e09fd8ea63c2126557e300

  • SHA1

    d07a5b6eb430b648bee5b51b50a5f88146086009

  • SHA256

    b3e39b3fa8185270d94dfc97b70c82817283666d3a93ffc0d7ca518f4cdb7635

  • SHA512

    9d46ecf16e448addf515c1b6e8f4e587dba5ef5551b4c1deab3870eaf68212df43e3217df6a3bbeddb0bcc08e8f008ad7b414c4bcb41aaf33adce54b821dab58

  • SSDEEP

    24576:qVqyG3T/+ofiDIZE2kChYYmpY9a2nWEdEC6GnJJ3GpkFSstvx9jCA:qQdhZgEN6GnJeYR

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 1 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_618b060057e09fd8ea63c2126557e300.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_618b060057e09fd8ea63c2126557e300.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:2616
    • C:\Users\Admin\AppData\Local\Temp\3582-490\JaffaCakes118_618b060057e09fd8ea63c2126557e300.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\JaffaCakes118_618b060057e09fd8ea63c2126557e300.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      PID:2620

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_618b060057e09fd8ea63c2126557e300.exe

    Filesize

    1.2MB

    MD5

    5787671be6e3c8ca82050dd52ab010f5

    SHA1

    1f6cce73eb786efcc76b0eb43b0755312e10c6dc

    SHA256

    16c25486508a839fe05f2ddd85fe4fa044f246df29f6e2016b57bb951eebd86c

    SHA512

    258fc4a5e0f659d5879179424ede02cb9a9929731a5e0faf3f1bc9c46c66b3a353324d960cff658d14be8c3cd5e37ee9a84265738869f17c0fea2d0ff7d6dfad

  • memory/2616-86-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2616-88-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2620-10-0x0000000000240000-0x0000000000241000-memory.dmp

    Filesize

    4KB

  • memory/2620-85-0x0000000000400000-0x0000000000542000-memory.dmp

    Filesize

    1.3MB