Analysis

  • max time kernel
    139s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-08-2024 17:05

General

  • Target

    b015b1e81105d82e07cea524c01ed919_JaffaCakes118.exe

  • Size

    424KB

  • MD5

    b015b1e81105d82e07cea524c01ed919

  • SHA1

    65de22e0db55e566391969f9fe6695e2aadf4c46

  • SHA256

    b39e1f53c5e4f79b4a97206d0081350c76d2c6ee64723cdd37cb1e1036afdfc2

  • SHA512

    06b05c4ad96c9d1b2c05f1d049cf42eb6a27c5a51359335fe07a3b29d927548b4a28b133d168cab4e2ef3ac67e93274b49392d42eb81880ac7b1f84e62eb3fe5

  • SSDEEP

    6144:G7vYAQecRcaRISKiDr09w2he/RK6IiM9xaJbZ:oYAQe6cZSKnw2h+in

Malware Config

Signatures

  • Checks BIOS information in registry 2 TTPs 2 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Adds Run key to start application 2 TTPs 2 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Maps connected drives based on registry 3 TTPs 5 IoCs

    Disk information is often read in order to detect sandboxing environments.

  • Remote Services: SMB/Windows Admin Shares 1 TTPs 1 IoCs

    Adversaries may use Valid Accounts to interact with a remote network share using Server Message Block (SMB).

  • Event Triggered Execution: Netsh Helper DLL 1 TTPs 2 IoCs

    Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

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

  • Checks SCSI registry key(s) 3 TTPs 9 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Checks processor information in registry 2 TTPs 23 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 45 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of SendNotifyMessage 1 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b015b1e81105d82e07cea524c01ed919_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\b015b1e81105d82e07cea524c01ed919_JaffaCakes118.exe"
    1⤵
    • Checks BIOS information in registry
    • Checks computer location settings
    • Adds Run key to start application
    • Maps connected drives based on registry
    • Remote Services: SMB/Windows Admin Shares
    • Event Triggered Execution: Netsh Helper DLL
    • System Location Discovery: System Language Discovery
    • Checks SCSI registry key(s)
    • Checks processor information in registry
    • Enumerates system info in registry
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of SetWindowsHookEx
    PID:1544

Network

MITRE ATT&CK Enterprise v15

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