Overview

overview

10

Static

static

10

JaffaCakes...c0.exe

windows7-x64

10

JaffaCakes...c0.exe

windows10-2004-x64

8

Analysis

  • max time kernel
    149s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    01-01-2025 17:55

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General

  • Target

    JaffaCakes118_5ee76c704b168e59367f5c6be72d7cc0.exe

  • Size

    28KB

  • MD5

    5ee76c704b168e59367f5c6be72d7cc0

  • SHA1

    2f87c98ef778a73a2f6c5114f9d359f81205eb99

  • SHA256

    ed4c6ece3a9c7d5189c7b81bf08432b960fd1c39c24d7ffb5f57f07d32f672f9

  • SHA512

    615004662a8d95e6a39f0850c39f7ea0df787e36655683051afff449792839ff66d8e38a85560277ce718c5460cec171c7f0aa050329df898c51c6a76673e72d

  • SSDEEP

    384:5Qudd0c4mxJKmMreWgxI4EKeBkfove5GKE+YMeteNq4iQEVte9v+hoY8jc4MYgaK:5jbKQQ4deUovJew49+89vw3e4Qyp1

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 behavior: EnumeratesProcesses 40 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5ee76c704b168e59367f5c6be72d7cc0.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5ee76c704b168e59367f5c6be72d7cc0.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2524
    • C:\Users\Admin\AppData\Local\Temp\Trojan.exe
      "C:\Users\Admin\AppData\Local\Temp\Trojan.exe"
      2⤵
      • 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:2128
      • C:\Windows\SysWOW64\netsh.exe
        netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\Trojan.exe" "Trojan.exe" ENABLE
        3⤵
        • Modifies Windows Firewall
        • Event Triggered Execution: Netsh Helper DLL
        • System Location Discovery: System Language Discovery
        PID:2004

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\Trojan.exe
    Filesize

    28KB

    MD5

    5ee76c704b168e59367f5c6be72d7cc0

    SHA1

    2f87c98ef778a73a2f6c5114f9d359f81205eb99

    SHA256

    ed4c6ece3a9c7d5189c7b81bf08432b960fd1c39c24d7ffb5f57f07d32f672f9

    SHA512

    615004662a8d95e6a39f0850c39f7ea0df787e36655683051afff449792839ff66d8e38a85560277ce718c5460cec171c7f0aa050329df898c51c6a76673e72d

    Download Submit

  • memory/2128-11-0x0000000074FC0000-0x000000007556B000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/2128-12-0x0000000074FC0000-0x000000007556B000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/2128-13-0x0000000074FC0000-0x000000007556B000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/2128-14-0x0000000074FC0000-0x000000007556B000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/2524-0-0x0000000074FC1000-0x0000000074FC2000-memory.dmp

    Filesize

    4KB

    Download

  • memory/2524-1-0x0000000074FC0000-0x000000007556B000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/2524-3-0x0000000074FC0000-0x000000007556B000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/2524-10-0x0000000074FC0000-0x000000007556B000-memory.dmp

    Filesize

    5.7MB

    Download