Overview

overview

10

Static

static

3

JaffaCakes...2a.exe

windows7-x64

10

JaffaCakes...2a.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    05-01-2025 19:20

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General

  • Target

    JaffaCakes118_b914da0547b22709f5805917f2ff682a.exe

  • Size

    125KB

  • MD5

    b914da0547b22709f5805917f2ff682a

  • SHA1

    2234e7d5bb9aa0ca0930e28ed0f9069ae5e392cd

  • SHA256

    295161e1ff28aa0d998a9ce2f130229503a321cc8cdeff9d5cb11d81aebbff55

  • SHA512

    31cd39c87440b580fb4f2ca036afe40f09498d405036b76ac34d32529f50944ce12f192ec7eaf00dc58e42ff23f40bb00cd4852664014e6f89405cd56bc3e16f

  • SSDEEP

    3072:4FQHEzBdz35ufoEX9nsOSVifwB/nW9TU4GXiV:4FQHSBdzJsdXeE4NWg2

Score
10/10
njratdiscoveryevasionpersistenceprivilege_escalationtrojan

Malware Config

Signatures

  • Njrat family
    njrat
  • njRAT/Bladabindi

    Widely used RAT written in .NET.

    trojannjrat
  • Modifies Windows Firewall 2 TTPs 1 IoCs
    evasion
  • Drops startup file 2 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
    persistence
  • 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.

    persistenceprivilege_escalation
  • 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.

    discovery
  • Suspicious use of AdjustPrivilegeToken 35 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b914da0547b22709f5805917f2ff682a.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b914da0547b22709f5805917f2ff682a.exe"
    1⤵
    • Drops startup file
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2236
    • C:\Windows\SysWOW64\netsh.exe
      netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b914da0547b22709f5805917f2ff682a.exe" "JaffaCakes118_b914da0547b22709f5805917f2ff682a.exe" ENABLE
      2⤵
      • Modifies Windows Firewall
      • Event Triggered Execution: Netsh Helper DLL
      • System Location Discovery: System Language Discovery
      PID:2652

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • memory/2236-0-0x0000000074621000-0x0000000074622000-memory.dmp

    Filesize

    4KB

    Download

  • memory/2236-1-0x0000000074620000-0x0000000074BCB000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/2236-2-0x0000000074620000-0x0000000074BCB000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/2236-3-0x0000000074620000-0x0000000074BCB000-memory.dmp

    Filesize

    5.7MB

    Download