Overview

overview

10

Static

static

5

fb7c1d0f05...18.exe

windows7-x64

10

fb7c1d0f05...18.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240910-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240910-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28/09/2024, 04:16

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General

  • Target
    fb7c1d0f05708dcf15af4fa5016a35a6_JaffaCakes118.exe
  • Size 512KB
  • Sample240928-evyktsygmc
  • SHA256 191b26f46ea95f7c59fc0cb13a0dbe46556e0f9e9396a8a86b3624491749f43e
  • MD5 SHA1 SHA512 SSDEEP
Score
10/10
discoveryevasionpersistencespywarestealertrojan

Malware Config

Signatures

  • Modifies visibility of file extensions in Explorer 2 TTPs 1 IoCs
    evasion
  • Modifies visiblity of hidden/system files in Explorer 2 TTPs 1 IoCs
    evasion
  • Windows security bypass 2 TTPs 5 IoCs
    evasiontrojan
  • Disables RegEdit via registry modification 1 IoCs
    evasion
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 5 IoCs
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

    spywarestealer
  • Windows security modification 2 TTPs 6 IoCs
    evasiontrojan
  • Adds Run key to start application 2 TTPs 3 IoCs
    persistence
  • Enumerates connected drives 3 TTPs 64 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Modifies WinLogon 2 TTPs 2 IoCs
    persistence
  • AutoIT Executable 11 IoCs

    AutoIT scripts compiled to PE executables.

  • Drops file in System32 directory 12 IoCs
  • Drops file in Program Files directory 15 IoCs
  • Drops file in Windows directory 19 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 6 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

    discovery
  • Checks processor information in registry 2 TTPs 3 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Modifies registry class 20 IoCs
  • Suspicious behavior: AddClipboardFormatListener 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of FindShellTrayWindow 18 IoCs
  • Suspicious use of SendNotifyMessage 18 IoCs
  • Suspicious use of SetWindowsHookEx 7 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\fb7c1d0f05708dcf15af4fa5016a35a6_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\fb7c1d0f05708dcf15af4fa5016a35a6_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Drops file in System32 directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:5092
    • C:\Windows\SysWOW64\eetafetiqe.exe
      eetafetiqe.exe
      2⤵
      • Modifies visibility of file extensions in Explorer
      • Modifies visiblity of hidden/system files in Explorer
      • Windows security bypass
      • Disables RegEdit via registry modification
      • Executes dropped EXE
      • Windows security modification
      • Enumerates connected drives
      • Modifies WinLogon
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      • Modifies registry class
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:3780
      • C:\Windows\SysWOW64\qutwelue.exe
        C:\Windows\system32\qutwelue.exe
        3⤵
        • Executes dropped EXE
        • Enumerates connected drives
        • Drops file in System32 directory
        • Drops file in Program Files directory
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        PID:4028
    • C:\Windows\SysWOW64\ueyylquoioimeaa.exe
      ueyylquoioimeaa.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:1392
    • C:\Windows\SysWOW64\qutwelue.exe
      qutwelue.exe
      2⤵
      • Executes dropped EXE
      • Enumerates connected drives
      • Drops file in System32 directory
      • Drops file in Program Files directory
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:1072
    • C:\Windows\SysWOW64\lndvqvidfilif.exe
      lndvqvidfilif.exe
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:3908
    • C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE
      "C:\Program Files\Microsoft Office\Root\Office16\WINWORD.EXE" /n "C:\Windows\mydoc.rtf" /o ""
      2⤵
      • Drops file in Windows directory
      • Checks processor information in registry
      • Enumerates system info in registry
      • Suspicious behavior: AddClipboardFormatListener
      • Suspicious use of SetWindowsHookEx
      PID:3552

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

        Privilege Escalation

        Boot or Logon Autostart Execution

        2
        T1547

        Registry Run Keys / Startup Folder

        1
        T1547.001

        Winlogon Helper DLL

        1
        T1547.004

        Defense Evasion

        Hide Artifacts

        2
        T1564

        Hidden Files and Directories

        2
        T1564.001

        Impair Defenses

        2
        T1562

        Disable or Modify Tools

        2
        T1562.001

        Modify Registry

        6
        T1112

        Credential Access

        Credentials from Password Stores

        1
        T1555

        Credentials from Web Browsers

        1
        T1555.003

        Unsecured Credentials

        1
        T1552

        Credentials In Files

        1
        T1552.001

        Discovery

        Peripheral Device Discovery

        1
        T1120

        Query Registry

        4
        T1012

        System Information Discovery

        5
        T1082

        System Location Discovery

        1
        T1614

        System Language Discovery

        1
        T1614.001

        Lateral Movement

        Collection

        Data from Local System

        1
        T1005

        Command and Control

        Exfiltration

        Impact

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        PROTTPLN.DOC.exe
        • Path C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLN.DOC.exe
        • Size 512KB
        • SHA256 793915e7ed828e0f5921c584322e5db1a4557c03bee54899f84cc7eab60ad1fe
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        PROTTPLV.DOC.exe
        • Path C:\Program Files\Microsoft Office\root\Office16\1033\PROTTPLV.DOC.exe
        • Size 512KB
        • SHA256 f21791affa65fda9700a05c042368d864ee227ff2a3f68bb3d4ea4ae043ed1ec
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        gb.xsl
        • Path C:\Users\Admin\AppData\Local\Temp\TCD2A36.tmp\gb.xsl
        • Size 262KB
        • SHA256 6230814bf5b2d554397580613e20681752240ab87fd354ececf188c1eabe0e97
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        index.dat
        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Office\Recent\index.dat
        • Size 356B
        • SHA256 93098fdcb2d7f4f7b89c51c6633473583bbd85518e0d4673c5bb99562d17dd9a
        • MD5 SHA1 SHA512
        Submit Download

        fb3b0dbfee58fac8.customDestinations-ms
        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\fb3b0dbfee58fac8.customDestinations-ms
        • Size 1KB
        • SHA256 5f8c31a278ea5edc67b7708fcb9ed55848a0d6bc38db6fa3086b4be60f7c422c
        • MD5 SHA1 SHA512
        Submit Download

        fb3b0dbfee58fac8.customDestinations-ms
        • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\fb3b0dbfee58fac8.customDestinations-ms
        • Size 2KB
        • SHA256 4e85ff543aafdde85705eaa208df54ba548453ed3dfdf868d996c723a07f915d
        • MD5 SHA1 SHA512
        Submit Download

        WatchRepair.doc.exe
        • Path C:\Users\Admin\AppData\Roaming\WatchRepair.doc.exe
        • Size 512KB
        • SHA256 9a4fb8ec33f52dcca3e94dbcab0078897afeb9df5a4291a85b7272625c06b555
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        CompleteUnblock.doc.exe
        • Path C:\Users\Admin\Desktop\CompleteUnblock.doc.exe
        • Size 512KB
        • SHA256 b0cc4fa8387848ca4ed56fd8dc1b4cae4c6241f1e863b99d2cc1d05bfe8e9f6d
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        eetafetiqe.exe
        • Path C:\Windows\SysWOW64\eetafetiqe.exe
        • Size 512KB
        • SHA256 a6c56b38c92650277cd5f5d8264147b6f7932bf90b5a73c28488805ac9227ff1
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        lndvqvidfilif.exe
        • Path C:\Windows\SysWOW64\lndvqvidfilif.exe
        • Size 512KB
        • SHA256 86823c6ce349e988b1be8c2acf43bdf7715e58b2f0057e076fc7fa501b728137
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        qutwelue.exe
        • Path C:\Windows\SysWOW64\qutwelue.exe
        • Size 512KB
        • SHA256 f9f8abf0f010599cf75a6e15149e5e77a55965124c7b0a487780c9bb1bc10f48
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        ueyylquoioimeaa.exe
        • Path C:\Windows\SysWOW64\ueyylquoioimeaa.exe
        • Size 512KB
        • SHA256 b1a710f039f43c04404e1e8a0490e1b4b776cab1e6d043d823e8d42db7bcbcf9
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        mydoc.rtf
        • Path C:\Windows\mydoc.rtf
        • Size 223B
        • SHA256 85f2405d1f67021a3206faa26f6887932fea71aea070df3efb2902902e2d03e2
        • MD5 SHA1 SHA512
        Submit Download

        MsoIrmProtector.doc.exe
        • Path \??\c:\Windows\SysWOW64\MSDRM\MsoIrmProtector.doc.exe
        • Size 512KB
        • SHA256 ab74833fcc047430aff84bda09254fd15cd8a591b3e249d1f13dfee4414c7821
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        MsoIrmProtector.doc.exe
        • Path \??\c:\Windows\SysWOW64\MSDRM\MsoIrmProtector.doc.exe
        • Size 512KB
        • SHA256 efaf4cba1072e7b901c0ca5fcaf473a69ef1f5cf5f7faab4c10f162a0d08ae6c
        • MD5 SHA1 SHA512 SSDEEP
        Submit Download

        memory/3552-38-0x00007FFADDF70000-0x00007FFADDF80000-memory.dmp
        Download

        memory/3552-39-0x00007FFADDF70000-0x00007FFADDF80000-memory.dmp
        Download

        memory/3552-36-0x00007FFADDF70000-0x00007FFADDF80000-memory.dmp
        Download

        memory/3552-37-0x00007FFADDF70000-0x00007FFADDF80000-memory.dmp
        Download

        memory/3552-42-0x00007FFADBF10000-0x00007FFADBF20000-memory.dmp
        Download

        memory/3552-35-0x00007FFADDF70000-0x00007FFADDF80000-memory.dmp
        Download

        memory/3552-43-0x00007FFADBF10000-0x00007FFADBF20000-memory.dmp
        Download

        memory/3552-287-0x00007FFADDF70000-0x00007FFADDF80000-memory.dmp
        Download

        memory/3552-289-0x00007FFADDF70000-0x00007FFADDF80000-memory.dmp
        Download

        memory/3552-290-0x00007FFADDF70000-0x00007FFADDF80000-memory.dmp
        Download

        memory/3552-288-0x00007FFADDF70000-0x00007FFADDF80000-memory.dmp
        Download

        memory/5092-0-0x0000000000400000-0x0000000000496000-memory.dmp
        Download