Overview

overview

10

Static

static

3

1244a8b289...18.exe

windows7-x64

10

1244a8b289...18.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    04-10-2024 06:46

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General

  • Target

    1244a8b289b99327a67adb866ef960a0_JaffaCakes118.exe

  • Size

    48KB

  • MD5

    1244a8b289b99327a67adb866ef960a0

  • SHA1

    68f13525b9f0b8279baa61942f3fd65b43574715

  • SHA256

    141c4f1f46fd81c64e8acecf38a204aba1887ce6a63e5ef478bb85398bc5a2a2

  • SHA512

    364f71eac595a7cfe0b883622316534a216cecdd713886b811ca3ed6db4e7f0adebdf2a9b60072d2253af1a84379598593f689761846d8229388f8af0cf6d2e1

  • SSDEEP

    768:l6r/0pcM8cJZZD673K383EJBZ4BQTbfqBWV5WV4Pv35BMC0it:8bEcM84g3IEIZ4BQ3fqBWy2X5t

Score
10/10
discoveryevasionpersistence

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 6 IoCs
    persistence
  • Modifies visibility of file extensions in Explorer 2 TTPs 6 IoCs
    evasion
  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 6 IoCs
    evasion
  • Disables RegEdit via registry modification 12 IoCs
    evasion
  • Disables cmd.exe use via registry modification 6 IoCs
    evasion
  • Drops file in Drivers directory 2 IoCs
  • Drops startup file 2 IoCs
  • Executes dropped EXE 5 IoCs
  • Loads dropped DLL 10 IoCs
  • Adds Run key to start application 2 TTPs 18 IoCs
    persistence
  • Drops file in System32 directory 15 IoCs
  • Drops file in Windows directory 14 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 10 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 SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 36 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\1244a8b289b99327a67adb866ef960a0_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\1244a8b289b99327a67adb866ef960a0_JaffaCakes118.exe"
    1⤵
    • Modifies WinLogon for persistence
    • Modifies visibility of file extensions in Explorer
    • Modifies visiblity of hidden/system files in Explorer
    • Disables RegEdit via registry modification
    • Disables cmd.exe use via registry modification
    • Loads dropped DLL
    • Adds Run key to start application
    • Drops file in System32 directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1964
    • C:\Windows\SysWOW64\explorer.exe
      explorer.exe
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2712
    • C:\Users\Admin\AppData\Local\smss.exe
      C:\Users\Admin\AppData\Local\smss.exe
      2⤵
      • Modifies WinLogon for persistence
      • Modifies visibility of file extensions in Explorer
      • Modifies visiblity of hidden/system files in Explorer
      • Disables RegEdit via registry modification
      • Disables cmd.exe use via registry modification
      • Drops startup file
      • Executes dropped EXE
      • Loads dropped DLL
      • Adds Run key to start application
      • Drops file in System32 directory
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2540
      • C:\Users\Admin\AppData\Local\winlogon.exe
        C:\Users\Admin\AppData\Local\winlogon.exe
        3⤵
        • Modifies WinLogon for persistence
        • Modifies visibility of file extensions in Explorer
        • Modifies visiblity of hidden/system files in Explorer
        • Disables RegEdit via registry modification
        • Disables cmd.exe use via registry modification
        • Executes dropped EXE
        • Adds Run key to start application
        • Drops file in System32 directory
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        PID:2084
      • C:\Windows\SysWOW64\at.exe
        at /delete /y
        3⤵
        • System Location Discovery: System Language Discovery
        PID:784
      • C:\Windows\SysWOW64\at.exe
        at 17:08 /every:M,T,W,Th,F,S,Su "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\6084-NendangBro.com"
        3⤵
        • System Location Discovery: System Language Discovery
        PID:2940
      • C:\Windows\SysWOW64\at.exe
        at 11:03 /every:M,T,W,Th,F,S,Su "C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Templates\6084-NendangBro.com"
        3⤵
        • System Location Discovery: System Language Discovery
        PID:1052
      • C:\Users\Admin\AppData\Local\services.exe
        C:\Users\Admin\AppData\Local\services.exe
        3⤵
        • Modifies WinLogon for persistence
        • Modifies visibility of file extensions in Explorer
        • Modifies visiblity of hidden/system files in Explorer
        • Disables RegEdit via registry modification
        • Disables cmd.exe use via registry modification
        • Executes dropped EXE
        • Adds Run key to start application
        • Drops file in System32 directory
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        PID:1816
      • C:\Users\Admin\AppData\Local\lsass.exe
        C:\Users\Admin\AppData\Local\lsass.exe
        3⤵
        • Modifies WinLogon for persistence
        • Modifies visibility of file extensions in Explorer
        • Modifies visiblity of hidden/system files in Explorer
        • Disables RegEdit via registry modification
        • Disables cmd.exe use via registry modification
        • Executes dropped EXE
        • Adds Run key to start application
        • Drops file in System32 directory
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        PID:2912
      • C:\Users\Admin\AppData\Local\inetinfo.exe
        C:\Users\Admin\AppData\Local\inetinfo.exe
        3⤵
        • Modifies WinLogon for persistence
        • Modifies visibility of file extensions in Explorer
        • Modifies visiblity of hidden/system files in Explorer
        • Disables RegEdit via registry modification
        • Disables cmd.exe use via registry modification
        • Drops file in Drivers directory
        • Executes dropped EXE
        • Adds Run key to start application
        • Drops file in System32 directory
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious use of SetWindowsHookEx
        PID:1936

Network

MITRE ATT&CK Enterprise v15

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Downloads

  • C:\Windows\KesenjanganSosial.exe
    Filesize

    48KB

    MD5

    1244a8b289b99327a67adb866ef960a0

    SHA1

    68f13525b9f0b8279baa61942f3fd65b43574715

    SHA256

    141c4f1f46fd81c64e8acecf38a204aba1887ce6a63e5ef478bb85398bc5a2a2

    SHA512

    364f71eac595a7cfe0b883622316534a216cecdd713886b811ca3ed6db4e7f0adebdf2a9b60072d2253af1a84379598593f689761846d8229388f8af0cf6d2e1

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