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Overview

overview

10

Static

static

3

a0a5f473b4...18.exe

windows7-x64

10

a0a5f473b4...18.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20241023-en
  • resource tags

    arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
  • submitted
    26/11/2024, 07:38

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General

  • Target

    a0a5f473b4f39de4552e1053facc5405_JaffaCakes118.exe

  • Size

    180KB

  • MD5

    a0a5f473b4f39de4552e1053facc5405

  • SHA1

    ebf0180c2529108aff73731c77efe35446128b55

  • SHA256

    c41809f94541aa1d2cacfb1bfddb66e05f44dd2726cbcfb80292986c495c4bc3

  • SHA512

    c2eb828b0e77b8cfdb05b09943ec55e3aba8c75a31665b9e4ec29fe474f3fc2ffb13adf8a2e12ad4b9e82162073ab54756525660df9cd9217e924931919f0c02

  • SSDEEP

    1536:QSznW9QcLLC03InYSGGfbi0qgupw2qdsXFyzD+5DElj:ZzE3LL3YnYNc/q9TUzD+5u

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
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
    persistence
  • 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.

    persistenceprivilege_escalation
  • 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.

    discovery
  • Suspicious behavior: EnumeratesProcesses 24 IoCs
  • Suspicious use of AdjustPrivilegeToken 36 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a0a5f473b4f39de4552e1053facc5405_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\a0a5f473b4f39de4552e1053facc5405_JaffaCakes118.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1972
    • C:\Users\Admin\AppData\Local\Temp\mozila.exe
      "C:\Users\Admin\AppData\Local\Temp\mozila.exe"
      2⤵
      • Drops startup file
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2076
      • C:\Windows\SysWOW64\netsh.exe
        netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\mozila.exe" "mozila.exe" ENABLE
        3⤵
        • Modifies Windows Firewall
        • Event Triggered Execution: Netsh Helper DLL
        • System Location Discovery: System Language Discovery
        PID:2796

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Defense Evasion

Impair Defenses

1
T1562

Disable or Modify System Firewall

1
T1562.004

Modify Registry

1
T1112

Credential Access

Discovery

System Information Discovery

1
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Local\Temp\mozila.exe
    Filesize

    180KB

    MD5

    a0a5f473b4f39de4552e1053facc5405

    SHA1

    ebf0180c2529108aff73731c77efe35446128b55

    SHA256

    c41809f94541aa1d2cacfb1bfddb66e05f44dd2726cbcfb80292986c495c4bc3

    SHA512

    c2eb828b0e77b8cfdb05b09943ec55e3aba8c75a31665b9e4ec29fe474f3fc2ffb13adf8a2e12ad4b9e82162073ab54756525660df9cd9217e924931919f0c02

    Download Submit

  • memory/1972-0-0x00000000742E1000-0x00000000742E2000-memory.dmp

    Filesize

    4KB

    Download

  • memory/1972-1-0x00000000742E0000-0x000000007488B000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/1972-2-0x00000000742E0000-0x000000007488B000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/1972-13-0x00000000742E0000-0x000000007488B000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/2076-14-0x00000000742E0000-0x000000007488B000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/2076-16-0x00000000742E0000-0x000000007488B000-memory.dmp

    Filesize

    5.7MB

    Download