Analysis

  • max time kernel
    121s
  • max time network
    118s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    01-01-2025 12:26

General

  • Target

    JaffaCakes118_550dfa6e3f38e3963ae5e578f371d8f0.exe

  • Size

    335KB

  • MD5

    550dfa6e3f38e3963ae5e578f371d8f0

  • SHA1

    6e1c15c1320f46f5e40e678df1eaf8bfd1d6c2b7

  • SHA256

    b684b68ac65daaaa5f521c814e9d5dcb96e77f4f5f8fb0c32fc08fd1668431b8

  • SHA512

    dc304bcffe5451597bfe97a545757029f6687de3e334d9fcbc73f65d4896ae9fc00bcae33e18d314bca3c37925b4c344baa2651709a110bdb52f2cf50c8d0bae

  • SSDEEP

    6144:k9X7bNIFlJYe5hhbouaeIDFsEt5qs7IJqp6FaRAhhJx:71pbjnIhsESs0JVYs

Malware Config

Signatures

  • Detect Neshta payload 2 IoCs
  • Neshta

    Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.

  • Neshta family
  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 4 IoCs

    Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 3 IoCs
  • Modifies system executable filetype association 2 TTPs 3 IoCs
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Adds Run key to start application 2 TTPs 4 IoCs
  • Drops file in System32 directory 6 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 3 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Modifies registry class 13 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_550dfa6e3f38e3963ae5e578f371d8f0.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_550dfa6e3f38e3963ae5e578f371d8f0.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:2116
    • C:\Users\Admin\AppData\Local\Temp\3582-490\JaffaCakes118_550dfa6e3f38e3963ae5e578f371d8f0.exe
      "C:\Users\Admin\AppData\Local\Temp\3582-490\JaffaCakes118_550dfa6e3f38e3963ae5e578f371d8f0.exe"
      2⤵
      • Boot or Logon Autostart Execution: Active Setup
      • Executes dropped EXE
      • Modifies system executable filetype association
      • Adds Run key to start application
      • Drops file in System32 directory
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2268
      • C:\Windows\svchost.exe
        C:\Windows\svchost.exe
        3⤵
        • Boot or Logon Autostart Execution: Active Setup
        • Executes dropped EXE
        • Modifies system executable filetype association
        • Adds Run key to start application
        • System Location Discovery: System Language Discovery
        • Modifies registry class
        PID:2652

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

  • C:\Windows\svchost.exe

    Filesize

    297KB

    MD5

    02ba190e06ccdcd6e5007e6335d66ca7

    SHA1

    014a165aee85f9e3e76cbf8c944b8daaa824f900

    SHA256

    ec0ab57fee65ef7278b26d357b268286aa59cf1d831f406dcb9e6e33917e80c4

    SHA512

    2f36353fad0a001c34d0e62f47595cecfbaf5f0afbf61c9ad4a2e9d1471fba0aebade265cd100b46583f8a16f9f34959d5bf6f7746d44bb4c4fa9a4978421226

  • \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_550dfa6e3f38e3963ae5e578f371d8f0.exe

    Filesize

    294KB

    MD5

    0bb7b37dd577878d59f45c8e4091c020

    SHA1

    32c243aed2d72d135a8a77b04904284166620508

    SHA256

    bef2cacce7ea3b39e63484ea9ae7399bf0e8cd01e7166093a69cb5dd90a57e59

    SHA512

    68b6a053e33b72505dad2db77214b1b0ff2a9ce85693fe7445a06418cefb03963f410193a52c4796070ffde6947ceb8b68fb40bf29422ab8f459b7dab2662ffd

  • memory/2116-4-0x0000000002D40000-0x0000000002D75000-memory.dmp

    Filesize

    212KB

  • memory/2116-104-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/2268-101-0x0000000000400000-0x0000000000435000-memory.dmp

    Filesize

    212KB

  • memory/2652-102-0x0000000000400000-0x0000000000435000-memory.dmp

    Filesize

    212KB

  • memory/2652-105-0x0000000000400000-0x0000000000435000-memory.dmp

    Filesize

    212KB