Overview

overview

10

Static

static

3

ef0b57037b...18.exe

windows7-x64

10

ef0b57037b...18.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    21-09-2024 04:12

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General

  • Target

    ef0b57037b81256a747132f17fe6dcb0_JaffaCakes118.exe

  • Size

    48KB

  • MD5

    ef0b57037b81256a747132f17fe6dcb0

  • SHA1

    39ad17ccdcf054621d438bd1a00f408392dba9d7

  • SHA256

    4f07a1400ce78cd9aea7e69d8374e8bd109bb3a48d882408428d7a976ca9172e

  • SHA512

    7431cf16012010aa9ed4a725eea298fe311cf3ebc542792b7453993392a3844f7bcfde8cd052d10464de8a8502440f23c220ac6fc7edc2634c08215d2c8cf349

  • SSDEEP

    768:PxYl/O9ilwgMmVBjg7bE0qUuas/mHxoVTaD+jPARJrtRwycYyab5aaeLv35BMCq+:pYNmilwnajoE0JomRoVTS+sTtiYXb5gB

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 9 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
  • Modifies system certificate store 2 TTPs 4 IoCs
    evasionspywaretrojan
  • Suspicious use of SetWindowsHookEx 6 IoCs
  • Suspicious use of WriteProcessMemory 36 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ef0b57037b81256a747132f17fe6dcb0_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\ef0b57037b81256a747132f17fe6dcb0_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:3068
    • C:\Windows\SysWOW64\explorer.exe
      explorer.exe
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2336
    • 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:2792
      • 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:1936
      • C:\Windows\SysWOW64\at.exe
        at /delete /y
        3⤵
        • System Location Discovery: System Language Discovery
        PID:316
      • 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:2920
      • 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:1992
      • 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:1336
      • 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:2948
      • 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
        • Modifies system certificate store
        • Suspicious use of SetWindowsHookEx
        PID:1812

Network

MITRE ATT&CK Enterprise v15

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\Cab168F.tmp
    Filesize

    70KB

    MD5

    49aebf8cbd62d92ac215b2923fb1b9f5

    SHA1

    1723be06719828dda65ad804298d0431f6aff976

    SHA256

    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

    SHA512

    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

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  • C:\Users\Admin\AppData\Local\Temp\Tar16C1.tmp
    Filesize

    181KB

    MD5

    4ea6026cf93ec6338144661bf1202cd1

    SHA1

    a1dec9044f750ad887935a01430bf49322fbdcb7

    SHA256

    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

    SHA512

    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

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  • C:\Windows\KesenjanganSosial.exe
    Filesize

    48KB

    MD5

    ef0b57037b81256a747132f17fe6dcb0

    SHA1

    39ad17ccdcf054621d438bd1a00f408392dba9d7

    SHA256

    4f07a1400ce78cd9aea7e69d8374e8bd109bb3a48d882408428d7a976ca9172e

    SHA512

    7431cf16012010aa9ed4a725eea298fe311cf3ebc542792b7453993392a3844f7bcfde8cd052d10464de8a8502440f23c220ac6fc7edc2634c08215d2c8cf349

    Download Submit