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Overview

overview

10

Static

static

3

JaffaCakes...e0.exe

windows7-x64

10

JaffaCakes...e0.exe

windows10-2004-x64

3

Analysis

  • max time kernel
    149s
  • max time network
    148s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    04/01/2025, 00:23

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General

  • Target

    JaffaCakes118_768e8368334a1bfbda3c64117a5165e0.exe

  • Size

    392KB

  • MD5

    768e8368334a1bfbda3c64117a5165e0

  • SHA1

    29cdad7a0ac907fe30b116a3141c1142dae39f2d

  • SHA256

    471321e524c0e8e953a93252bece320d7b1149265f5ac28ee8cce086c7040c4f

  • SHA512

    2d813fde649bcd9370d462f865194cd6d456e71fa11daf61ae8fa30503f7384504bac90816b1747a0beb2a013b707f8e9efc12b71a9844801bf2972edaa6ae86

  • SSDEEP

    6144:R6L5F/wmqZT81G8p9KMYnf4aQUcV4VpBbF28CoghzRWGmb4hoNYKTHp8Ck:R6HwzZTN8DKMNk9Z28E04aNYSHp8Ck

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
  • 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 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 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_768e8368334a1bfbda3c64117a5165e0.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_768e8368334a1bfbda3c64117a5165e0.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2644
    • C:\Users\Admin\AppData\Local\Temp\hj‮4pm.exe
      "C:\Users\Admin\AppData\Local\Temp\hj‮4pm.exe"
      2⤵
      • Drops startup file
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2732
      • C:\Windows\SysWOW64\netsh.exe
        netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\hj‮4pm.exe" "hj‮4pm.exe" ENABLE
        3⤵
        • Modifies Windows Firewall
        • Event Triggered Execution: Netsh Helper DLL
        • System Location Discovery: System Language Discovery
        PID:2568

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

  • C:\Users\Admin\AppData\Local\Temp\hj‮4pm.exe
    Filesize

    221KB

    MD5

    3b4b7942592a973a39f099a44fa36aaf

    SHA1

    e449518bef0fc632b81af94265473beb3d5d41bf

    SHA256

    44e00822ee46b14c0c65dc4cdc4d18ca7abdf4b367538dd336d5f632f8bf4bbb

    SHA512

    f847a27053747b8d85480aee541480784a7806bc45735209e5fbb8bc3cdf8c6aef62403d3d059586cc62b32bec89904f96b4e364536f41ea3816d2490e4eb1ff

    Download Submit

  • memory/2644-0-0x000007FEF609E000-0x000007FEF609F000-memory.dmp

    Filesize

    4KB

    Download

  • memory/2644-2-0x0000000002340000-0x0000000002350000-memory.dmp

    Filesize

    64KB

    Download

  • memory/2644-5-0x000007FEF5DE0000-0x000007FEF677D000-memory.dmp

    Filesize

    9.6MB

    Download

  • memory/2644-6-0x000007FEF5DE0000-0x000007FEF677D000-memory.dmp

    Filesize

    9.6MB

    Download

  • memory/2644-13-0x000007FEF5DE0000-0x000007FEF677D000-memory.dmp

    Filesize

    9.6MB

    Download

  • memory/2732-14-0x0000000074201000-0x0000000074202000-memory.dmp

    Filesize

    4KB

    Download

  • memory/2732-15-0x0000000074200000-0x00000000747AB000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/2732-16-0x0000000074200000-0x00000000747AB000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/2732-17-0x0000000074200000-0x00000000747AB000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/2732-19-0x0000000074200000-0x00000000747AB000-memory.dmp

    Filesize

    5.7MB

    Download