Analysis

  • max time kernel
    149s
  • max time network
    16s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    25-09-2024 15:43

General

  • Target

    f655650ed251a7a651dd2f81d1bf9737_JaffaCakes118.exe

  • Size

    93KB

  • MD5

    f655650ed251a7a651dd2f81d1bf9737

  • SHA1

    5886e7d5587d910c8ab5925ebfffe0503c82e9a6

  • SHA256

    1607f1ef2be3b4e291530c0e1f10558e3745d8553fcf7476a2b0c7930c6fab96

  • SHA512

    f47ea2e216b17e9b4f12512fc17a5d74b2eacc653a40f01e6986ceb59dfd098db43784b093aca6d52db7b231570c57629eb8d2e812fe5f5a979353b5ef317203

  • SSDEEP

    1536:eS3xh6Yl0fHbvhwI7Uc0NTeKsYgBSoIJ0K8p9f+yq:e6vlQbCIOpMM5qp9fBq

Malware Config

Extracted

Family

njrat

Version

0.7d

Botnet

49277 reupload 03/07/2015

C2

openvpnn.ddns.net:606

Mutex

1714db86e735c1ffae8c449f489875c7

Attributes
  • reg_key

    1714db86e735c1ffae8c449f489875c7

  • splitter

    |'|'|

Signatures

  • njRAT/Bladabindi

    Widely used RAT written in .NET.

  • Modifies Windows Firewall 2 TTPs 1 IoCs
  • Drops startup file 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.

  • Suspicious use of AdjustPrivilegeToken 37 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f655650ed251a7a651dd2f81d1bf9737_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\f655650ed251a7a651dd2f81d1bf9737_JaffaCakes118.exe"
    1⤵
    • Drops startup file
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2464
    • C:\Windows\system32\netsh.exe
      netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\f655650ed251a7a651dd2f81d1bf9737_JaffaCakes118.exe" "f655650ed251a7a651dd2f81d1bf9737_JaffaCakes118.exe" ENABLE
      2⤵
      • Modifies Windows Firewall
      • Event Triggered Execution: Netsh Helper DLL
      PID:2180

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/2464-0-0x000007FEF5DFE000-0x000007FEF5DFF000-memory.dmp

    Filesize

    4KB

  • memory/2464-2-0x0000000000D10000-0x0000000000D1C000-memory.dmp

    Filesize

    48KB

  • memory/2464-3-0x000007FEF5B40000-0x000007FEF64DD000-memory.dmp

    Filesize

    9.6MB

  • memory/2464-4-0x000007FEF5B40000-0x000007FEF64DD000-memory.dmp

    Filesize

    9.6MB