Analysis

  • max time kernel
    118s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240705-en
  • resource tags

    arch:x64arch:x86image:win7-20240705-enlocale:en-usos:windows7-x64system
  • submitted
    14-08-2024 23:29

General

  • Target

    9819aa4a5a3ac2bc168c60bab29b6874_JaffaCakes118.exe

  • Size

    843KB

  • MD5

    9819aa4a5a3ac2bc168c60bab29b6874

  • SHA1

    e744481c34c5792b6199821f50da13a2c375c719

  • SHA256

    ee880952ee58fc84d182465b247a4b01e876ff1186cc4ae16ffb94ef44b45700

  • SHA512

    bad084ec2d9bd6aa474ec53b027a2290c5ee781adca74924f2f3f8b7c3c862dae7d86b04876890292659765d3af7bfdebe02f101adb83ab542e6305cbdc69649

  • SSDEEP

    24576:dUMTlbfO1RIv9SwceTkTu5JUHDsJmWUcRc:dzlbO1RIVcGt5JUDc

Malware Config

Signatures

  • MassLogger

    Masslogger is a .NET stealer targeting passwords from browsers, email and cryptocurrency clients.

  • MassLogger Main payload 5 IoCs
  • Credentials from Password Stores: Credentials from Web Browsers 1 TTPs

    Malicious Access or copy of Web Browser Credential store.

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Reads user/profile data of web browsers 2 TTPs

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

  • Accesses Microsoft Outlook profiles 1 TTPs 35 IoCs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • 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.

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 29 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9819aa4a5a3ac2bc168c60bab29b6874_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\9819aa4a5a3ac2bc168c60bab29b6874_JaffaCakes118.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1652
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\oBKCmmmNz" /XML "C:\Users\Admin\AppData\Local\Temp\tmpCCFF.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:2144
    • C:\Users\Admin\AppData\Local\Temp\9819aa4a5a3ac2bc168c60bab29b6874_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\9819aa4a5a3ac2bc168c60bab29b6874_JaffaCakes118.exe"
      2⤵
        PID:1976
      • C:\Users\Admin\AppData\Local\Temp\9819aa4a5a3ac2bc168c60bab29b6874_JaffaCakes118.exe
        "C:\Users\Admin\AppData\Local\Temp\9819aa4a5a3ac2bc168c60bab29b6874_JaffaCakes118.exe"
        2⤵
          PID:2688
        • C:\Users\Admin\AppData\Local\Temp\9819aa4a5a3ac2bc168c60bab29b6874_JaffaCakes118.exe
          "C:\Users\Admin\AppData\Local\Temp\9819aa4a5a3ac2bc168c60bab29b6874_JaffaCakes118.exe"
          2⤵
            PID:2680
          • C:\Users\Admin\AppData\Local\Temp\9819aa4a5a3ac2bc168c60bab29b6874_JaffaCakes118.exe
            "C:\Users\Admin\AppData\Local\Temp\9819aa4a5a3ac2bc168c60bab29b6874_JaffaCakes118.exe"
            2⤵
              PID:2560
            • C:\Users\Admin\AppData\Local\Temp\9819aa4a5a3ac2bc168c60bab29b6874_JaffaCakes118.exe
              "C:\Users\Admin\AppData\Local\Temp\9819aa4a5a3ac2bc168c60bab29b6874_JaffaCakes118.exe"
              2⤵
              • Checks computer location settings
              • Accesses Microsoft Outlook profiles
              • System Location Discovery: System Language Discovery
              • Suspicious behavior: AddClipboardFormatListener
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              • Suspicious use of SetWindowsHookEx
              • outlook_office_path
              • outlook_win_path
              PID:2572

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Users\Admin\AppData\Local\Temp\tmpCCFF.tmp

            Filesize

            1KB

            MD5

            445a19452c3841cec0d87c6889bf92c1

            SHA1

            64a4e65a38df314bc041d555ecbd1844c591659f

            SHA256

            8126d9b622ed7d15996dd2a773e3935e5af3fa677bb6ec138220e6c0220c88dc

            SHA512

            368c2b1cb5449ce97e274348188db9713e2a04e96893a4ae379875157f5af889a1a4508913dcd609feef1ee2b990af921cf8195ae2072c52c7d56f7db8b85495

          • memory/1652-26-0x0000000074CE0000-0x00000000753CE000-memory.dmp

            Filesize

            6.9MB

          • memory/1652-3-0x0000000000330000-0x0000000000338000-memory.dmp

            Filesize

            32KB

          • memory/1652-0-0x0000000074CEE000-0x0000000074CEF000-memory.dmp

            Filesize

            4KB

          • memory/1652-4-0x0000000074CEE000-0x0000000074CEF000-memory.dmp

            Filesize

            4KB

          • memory/1652-5-0x0000000074CE0000-0x00000000753CE000-memory.dmp

            Filesize

            6.9MB

          • memory/1652-6-0x0000000005680000-0x0000000005738000-memory.dmp

            Filesize

            736KB

          • memory/1652-7-0x0000000005330000-0x00000000053CC000-memory.dmp

            Filesize

            624KB

          • memory/1652-1-0x00000000001A0000-0x000000000027A000-memory.dmp

            Filesize

            872KB

          • memory/1652-2-0x0000000074CE0000-0x00000000753CE000-memory.dmp

            Filesize

            6.9MB

          • memory/2572-24-0x0000000000400000-0x000000000049A000-memory.dmp

            Filesize

            616KB

          • memory/2572-41-0x0000000074CE0000-0x00000000753CE000-memory.dmp

            Filesize

            6.9MB

          • memory/2572-25-0x0000000074CE0000-0x00000000753CE000-memory.dmp

            Filesize

            6.9MB

          • memory/2572-14-0x0000000000400000-0x000000000049A000-memory.dmp

            Filesize

            616KB

          • memory/2572-27-0x00000000004A0000-0x00000000004E4000-memory.dmp

            Filesize

            272KB

          • memory/2572-13-0x0000000000400000-0x000000000049A000-memory.dmp

            Filesize

            616KB

          • memory/2572-19-0x0000000000400000-0x000000000049A000-memory.dmp

            Filesize

            616KB

          • memory/2572-15-0x0000000000400000-0x000000000049A000-memory.dmp

            Filesize

            616KB

          • memory/2572-16-0x0000000000400000-0x000000000049A000-memory.dmp

            Filesize

            616KB

          • memory/2572-17-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

            Filesize

            4KB

          • memory/2572-28-0x0000000074CE0000-0x00000000753CE000-memory.dmp

            Filesize

            6.9MB

          • memory/2572-30-0x00000000020E0000-0x00000000020F4000-memory.dmp

            Filesize

            80KB

          • memory/2572-21-0x0000000000400000-0x000000000049A000-memory.dmp

            Filesize

            616KB