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Analysis

  • max time kernel
    149s
  • max time network
    143s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01/01/2025, 11:52

General

  • Target

    JaffaCakes118_540286ff47adaebefe6a2e0f2b9eb710.exe

  • Size

    400KB

  • MD5

    540286ff47adaebefe6a2e0f2b9eb710

  • SHA1

    4d8c8a563084b2b78a191ec5038f13c38f8589d5

  • SHA256

    19ba2b0bdbb7794da2f84ce4b601163d0ddaa61bb3b6e20b9210d859e4a83ad8

  • SHA512

    ef3d2a1f42c21f6d0902e544399c6bab8974482ce207617b3e122dc4227445972c6da0a0816b2a78f348c357e1bf37177dfa105fc6285ffce9d250281ea2c600

  • SSDEEP

    3072:lLkX4uRAiZ+odTV2UELRqnSFLW7RE+n/5t+mbbwkqZWQIpjFaI5SFQ9cRWFgvU/h:lwOkHbr1GU/gJ

Malware Config

Signatures

  • Njrat family
  • njRAT/Bladabindi

    Widely used RAT written in .NET.

  • Modifies Windows Firewall 2 TTPs 1 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 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 3 IoCs

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

  • Suspicious use of AdjustPrivilegeToken 35 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_540286ff47adaebefe6a2e0f2b9eb710.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_540286ff47adaebefe6a2e0f2b9eb710.exe"
    1⤵
    • Checks computer location settings
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3656
    • C:\Users\Admin\AppData\Local\Temp\connect.exe
      "C:\Users\Admin\AppData\Local\Temp\connect.exe"
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:976
      • C:\Windows\SysWOW64\netsh.exe
        netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\connect.exe" "connect.exe" ENABLE
        3⤵
        • Modifies Windows Firewall
        • Event Triggered Execution: Netsh Helper DLL
        • System Location Discovery: System Language Discovery
        PID:1356

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\connect.exe

    Filesize

    400KB

    MD5

    540286ff47adaebefe6a2e0f2b9eb710

    SHA1

    4d8c8a563084b2b78a191ec5038f13c38f8589d5

    SHA256

    19ba2b0bdbb7794da2f84ce4b601163d0ddaa61bb3b6e20b9210d859e4a83ad8

    SHA512

    ef3d2a1f42c21f6d0902e544399c6bab8974482ce207617b3e122dc4227445972c6da0a0816b2a78f348c357e1bf37177dfa105fc6285ffce9d250281ea2c600

  • memory/976-16-0x0000000074740000-0x0000000074CF1000-memory.dmp

    Filesize

    5.7MB

  • memory/976-15-0x0000000074740000-0x0000000074CF1000-memory.dmp

    Filesize

    5.7MB

  • memory/976-17-0x0000000074740000-0x0000000074CF1000-memory.dmp

    Filesize

    5.7MB

  • memory/976-20-0x0000000074740000-0x0000000074CF1000-memory.dmp

    Filesize

    5.7MB

  • memory/3656-0-0x0000000074742000-0x0000000074743000-memory.dmp

    Filesize

    4KB

  • memory/3656-1-0x0000000074740000-0x0000000074CF1000-memory.dmp

    Filesize

    5.7MB

  • memory/3656-2-0x0000000074740000-0x0000000074CF1000-memory.dmp

    Filesize

    5.7MB

  • memory/3656-18-0x0000000074740000-0x0000000074CF1000-memory.dmp

    Filesize

    5.7MB

  • memory/3656-19-0x0000000074740000-0x0000000074CF1000-memory.dmp

    Filesize

    5.7MB