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Overview

overview

10

Static

static

3

JaffaCakes...d2.exe

windows7-x64

10

JaffaCakes...d2.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20241023-en
  • resource tags

    arch:x64arch:x86image:win7-20241023-enlocale:en-usos:windows7-x64system
  • submitted
    01/01/2025, 07:14

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General

  • Target

    JaffaCakes118_4bdbb73aa3e10ff35092e931a7b9e7d2.exe

  • Size

    74KB

  • MD5

    4bdbb73aa3e10ff35092e931a7b9e7d2

  • SHA1

    24178ab55bac8f49718326e95b355c48b89a6aa6

  • SHA256

    2a26b5ed64badbbb88cfb6a388a1e89a3fc3d80e6842caa3e3f855fa103ef9f7

  • SHA512

    d0b1610706b2db281ca6f3ebb08efa1b769e51e84cec02e5c1d849f00e69998508752bcdd575c7addec3c67e47ccca3a06f498fdee35af71c98133851363b28c

  • SSDEEP

    1536:iIuQ0U05o/DIX1ShbOepovlxSBwPtFos2cj0k6RS330EhF417QVq:iIu+8xgblpOSqt2RY0HnukQ

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
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 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 3 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_4bdbb73aa3e10ff35092e931a7b9e7d2.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4bdbb73aa3e10ff35092e931a7b9e7d2.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2616
    • C:\Users\Admin\AppData\Roaming\server.exe
      "C:\Users\Admin\AppData\Roaming\server.exe"
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1688
      • C:\Windows\SysWOW64\netsh.exe
        netsh firewall add allowedprogram "C:\Users\Admin\AppData\Roaming\server.exe" "server.exe" ENABLE
        3⤵
        • Modifies Windows Firewall
        • Event Triggered Execution: Netsh Helper DLL
        • System Location Discovery: System Language Discovery
        PID:2872

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\Roaming\server.exe
    Filesize

    74KB

    MD5

    4bdbb73aa3e10ff35092e931a7b9e7d2

    SHA1

    24178ab55bac8f49718326e95b355c48b89a6aa6

    SHA256

    2a26b5ed64badbbb88cfb6a388a1e89a3fc3d80e6842caa3e3f855fa103ef9f7

    SHA512

    d0b1610706b2db281ca6f3ebb08efa1b769e51e84cec02e5c1d849f00e69998508752bcdd575c7addec3c67e47ccca3a06f498fdee35af71c98133851363b28c

    Download Submit

  • memory/1688-12-0x00000000743A0000-0x000000007494B000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/1688-10-0x00000000743A0000-0x000000007494B000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/1688-13-0x00000000743A0000-0x000000007494B000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/1688-14-0x00000000743A0000-0x000000007494B000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/1688-15-0x00000000743A0000-0x000000007494B000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/2616-0-0x00000000743A1000-0x00000000743A2000-memory.dmp

    Filesize

    4KB

    Download

  • memory/2616-1-0x00000000743A0000-0x000000007494B000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/2616-2-0x00000000743A0000-0x000000007494B000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/2616-11-0x00000000743A0000-0x000000007494B000-memory.dmp

    Filesize

    5.7MB

    Download