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Overview

overview

10

Static

static

7

02aff8a0e8...18.exe

windows7-x64

10

02aff8a0e8...18.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    147s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20/06/2024, 04:09

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General

  • Target

    02aff8a0e8287ee355078628552f8d17_JaffaCakes118.exe

  • Size

    125KB

  • MD5

    02aff8a0e8287ee355078628552f8d17

  • SHA1

    b4320e173d70d9981f53f8d71266669bf14be113

  • SHA256

    e76dbfbe1231eb5abc752dcf27a798330a9b63dbf092b81f399696317c5e1f08

  • SHA512

    bf1dbed2defe4f48681cda52cba31220629efff8955450db1d48195ed4a969d8f688bc3c689677da394bc544b81dc8a3569bd157555a5a89a5ec37d1b178d99f

  • SSDEEP

    3072:4m3ugUOB7ZSBYfkVoFdRrqo0aRaA/HF673+UWHIfrIRDUk:H304NkVsuaRaU6mHGqDn

Score
10/10
evasionpersistenceprivilege_escalationupx

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 1 IoCs
    persistence
  • Modifies Windows Firewall 2 TTPs 1 IoCs
    evasion
  • Sets file to hidden 1 TTPs 1 IoCs

    Modifies file attributes to stop it showing in Explorer etc.

    evasion
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 3 IoCs
  • UPX packed file 5 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

    upx
  • Adds Run key to start application 2 TTPs 2 IoCs
    persistence
  • Drops file in System32 directory 2 IoCs
  • Drops file in Windows directory 2 IoCs
  • 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
  • Modifies registry class 64 IoCs
  • Suspicious use of SetWindowsHookEx 4 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs
  • Views/modifies file attributes 1 TTPs 2 IoCs
    evasion

Processes

  • C:\Users\Admin\AppData\Local\Temp\02aff8a0e8287ee355078628552f8d17_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\02aff8a0e8287ee355078628552f8d17_JaffaCakes118.exe"
    1⤵
    • Modifies WinLogon for persistence
    • Loads dropped DLL
    • Adds Run key to start application
    • Drops file in System32 directory
    • Drops file in Windows directory
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4380
    • C:\Windows\SysWOW64\regsvr32.exe
      regsvr32 /s C:\Windows\system32\MSWINSCK.OCX
      2⤵
      • Loads dropped DLL
      • Modifies registry class
      PID:5100
    • C:\Windows\SysWOW64\attrib.exe
      attrib +S +H C:\Windows\system32\MSWINSCK.OCX
      2⤵
      • Sets file to hidden
      • Drops file in System32 directory
      • Views/modifies file attributes
      PID:768
    • C:\Windows\SysWOW64\netsh.exe
      netsh firewall add allowedprogram program =C:\WINDOWS\Cursors\lsass.exename = WinUpdate = ENABLE
      2⤵
      • Modifies Windows Firewall
      • Event Triggered Execution: Netsh Helper DLL
      PID:1772
    • C:\Windows\SysWOW64\attrib.exe
      attrib +h C:\WINDOWS\Cursors\lsass.exe
      2⤵
      • Drops file in Windows directory
      • Views/modifies file attributes
      PID:3504
    • C:\WINDOWS\Cursors\lsass.exe
      C:\WINDOWS\Cursors\lsass.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Adds Run key to start application
      • Suspicious use of SetWindowsHookEx
      PID:3872

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

2
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Winlogon Helper DLL

1
T1547.004

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

2
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Winlogon Helper DLL

1
T1547.004

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

Hide Artifacts

2
T1564

Hidden Files and Directories

2
T1564.001

Impair Defenses

1
T1562

Disable or Modify System Firewall

1
T1562.004

Modify Registry

2
T1112

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

  • C:\Windows\Cursors\lsass.exe
    Filesize

    125KB

    MD5

    5a453a2ea63679da455b5c1c3da11253

    SHA1

    5ddef65c9bc1e29493f555708521fc13605db22f

    SHA256

    9766e8a92c92eb9963cf481734ec3d64d4e2e5018307d0601fabc25d7c4ad94e

    SHA512

    3eca01a0fb11456b4f7e1f54f1dd9e928b58277ee0f4186b65ebdc67c7796964f57d82c5be6175603f56dc4af67fee421174ddd38978eea9eaaa86d4e38539e2

    Download Submit

  • C:\Windows\SysWOW64\MSWINSCK.OCX
    Filesize

    105KB

    MD5

    9484c04258830aa3c2f2a70eb041414c

    SHA1

    b242a4fb0e9dcf14cb51dc36027baff9a79cb823

    SHA256

    bf7e47c16d7e1c0e88534f4ef95e09d0fd821ed1a06b0d95a389b35364b63ff5

    SHA512

    9d0e9f0d88594746ba41ea4a61a53498619eda596e12d8ec37d01cfe8ceb08be13e3727c83d630a6d9e6d03066f62444bb94ea5a0d2ed9d21a270e612db532a0

    Download Submit

  • memory/3872-12-0x0000000000400000-0x0000000000447000-memory.dmp

    Filesize

    284KB

    Download

  • memory/3872-19-0x0000000000400000-0x0000000000447000-memory.dmp

    Filesize

    284KB

    Download

  • memory/4380-0-0x0000000000400000-0x0000000000447000-memory.dmp

    Filesize

    284KB

    Download

  • memory/4380-18-0x0000000000400000-0x0000000000447000-memory.dmp

    Filesize

    284KB

    Download