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Overview

overview

10

Static

static

3

JaffaCakes...00.exe

windows7-x64

10

JaffaCakes...00.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    149s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    03/01/2025, 02:15

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General

  • Target

    JaffaCakes118_699b7a95c69b10a9107393fb4a8d2a00.exe

  • Size

    17KB

  • MD5

    699b7a95c69b10a9107393fb4a8d2a00

  • SHA1

    572b8540e349836471df26752f5b12c680ebaedb

  • SHA256

    b0162fc368bf26bde3c23ec90f7fc047796da948a8c94c83a8bd57b05bac5f55

  • SHA512

    3a04e281c5e3633ebe7b9dba296b7a169d09665b673d5641b679e64630d04a91ebb930eecd4e23952ea53bcd70792859d30c1f06eeac0af58ebb2cae89851308

  • SSDEEP

    384:/f1P7Etj9a+jRSUJ5FgNOO1Y//TvxVZd:/fZEt4WRNXFgrIvpd

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 use of AdjustPrivilegeToken 35 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_699b7a95c69b10a9107393fb4a8d2a00.exe
    "C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_699b7a95c69b10a9107393fb4a8d2a00.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2172
    • C:\Users\Admin\AppData\Local\Temp\taskhost.exe .exe
      "C:\Users\Admin\AppData\Local\Temp\taskhost.exe .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:2948
      • C:\Windows\SysWOW64\netsh.exe
        netsh firewall add allowedprogram "C:\Users\Admin\AppData\Local\Temp\taskhost.exe .exe" "taskhost.exe .exe" ENABLE
        3⤵
        • Modifies Windows Firewall
        • Event Triggered Execution: Netsh Helper DLL
        • System Location Discovery: System Language Discovery
        PID:2696

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\taskhost.exe .exe
    Filesize

    17KB

    MD5

    699b7a95c69b10a9107393fb4a8d2a00

    SHA1

    572b8540e349836471df26752f5b12c680ebaedb

    SHA256

    b0162fc368bf26bde3c23ec90f7fc047796da948a8c94c83a8bd57b05bac5f55

    SHA512

    3a04e281c5e3633ebe7b9dba296b7a169d09665b673d5641b679e64630d04a91ebb930eecd4e23952ea53bcd70792859d30c1f06eeac0af58ebb2cae89851308

    Download Submit

  • memory/2172-0-0x00000000743C1000-0x00000000743C2000-memory.dmp

    Filesize

    4KB

    Download

  • memory/2172-1-0x00000000743C0000-0x000000007496B000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/2172-2-0x00000000743C0000-0x000000007496B000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/2172-14-0x00000000743C0000-0x000000007496B000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/2948-15-0x00000000743C0000-0x000000007496B000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/2948-13-0x00000000743C0000-0x000000007496B000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/2948-17-0x00000000743C0000-0x000000007496B000-memory.dmp

    Filesize

    5.7MB

    Download

  • memory/2948-18-0x00000000743C0000-0x000000007496B000-memory.dmp

    Filesize

    5.7MB

    Download