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
    29-09-2024 18:50

General

  • Target

    ff28576faf913ed7fd0f6bdba2184b22_JaffaCakes118.exe

  • Size

    1003KB

  • MD5

    ff28576faf913ed7fd0f6bdba2184b22

  • SHA1

    08b28355671fde926080c2824cb0b68b165d0089

  • SHA256

    b2422272f72474d045eeec800b2e0d3399430257b6db650c4bdea222923afba3

  • SHA512

    1d9140320ea21a059d458937f493957bea589292f6cc85607cfd5fe2f8e2c078186c6aaad1b5079d591947131ce0ee8f01e7856ea48145885565832539d21ea4

  • SSDEEP

    24576:LKlaBa1sMMZvIniOzOhYT9ir68Gca4TP01I:WfWL2ntzMG9ir1PTYI

Malware Config

Signatures

  • MassLogger

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

  • MassLogger Main payload 6 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Drops startup file 1 IoCs
  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 4 IoCs
  • Reads user/profile data of web browsers 3 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
  • UPX packed file 5 IoCs

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

  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

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

  • NTFS ADS 1 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ff28576faf913ed7fd0f6bdba2184b22_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\ff28576faf913ed7fd0f6bdba2184b22_JaffaCakes118.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2688
    • C:\Windows\SysWOW64\notepad.exe
      "C:\Windows\system32\notepad.exe"
      2⤵
      • Drops startup file
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • NTFS ADS
      • Suspicious use of WriteProcessMemory
      PID:2832
      • C:\Users\Admin\AppData\Roaming\appdata\sfhjhdkk.exe
        "C:\Users\Admin\AppData\Roaming\appdata\sfhjhdkk.exe"
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of WriteProcessMemory
        PID:2692
        • C:\Users\Admin\AppData\Roaming\appdata\sfhjhdkk.exe
          "C:\Users\Admin\AppData\Roaming\appdata\sfhjhdkk.exe"
          4⤵
          • Checks computer location settings
          • Executes dropped EXE
          • Accesses Microsoft Outlook profiles
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: AddClipboardFormatListener
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of SetWindowsHookEx
          • outlook_office_path
          • outlook_win_path
          PID:2748
        • C:\Users\Admin\AppData\Roaming\appdata\sfhjhdkk.exe
          "C:\Users\Admin\AppData\Roaming\appdata\sfhjhdkk.exe" 2 2748 259451518
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          PID:2732

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • \Users\Admin\AppData\Roaming\appdata\sfhjhdkk.exe

    Filesize

    1003KB

    MD5

    ff28576faf913ed7fd0f6bdba2184b22

    SHA1

    08b28355671fde926080c2824cb0b68b165d0089

    SHA256

    b2422272f72474d045eeec800b2e0d3399430257b6db650c4bdea222923afba3

    SHA512

    1d9140320ea21a059d458937f493957bea589292f6cc85607cfd5fe2f8e2c078186c6aaad1b5079d591947131ce0ee8f01e7856ea48145885565832539d21ea4

  • memory/2688-0-0x00000000001B0000-0x00000000001B1000-memory.dmp

    Filesize

    4KB

  • memory/2688-1-0x00000000006C0000-0x00000000006D0000-memory.dmp

    Filesize

    64KB

  • memory/2688-3-0x00000000006F0000-0x00000000006F1000-memory.dmp

    Filesize

    4KB

  • memory/2688-6-0x0000000000400000-0x0000000000501000-memory.dmp

    Filesize

    1.0MB

  • memory/2692-31-0x0000000000400000-0x0000000000501000-memory.dmp

    Filesize

    1.0MB

  • memory/2692-18-0x0000000000220000-0x0000000000221000-memory.dmp

    Filesize

    4KB

  • memory/2692-21-0x00000000003B0000-0x00000000003B1000-memory.dmp

    Filesize

    4KB

  • memory/2732-60-0x0000000000400000-0x0000000000501000-memory.dmp

    Filesize

    1.0MB

  • memory/2732-36-0x0000000001E40000-0x0000000001E50000-memory.dmp

    Filesize

    64KB

  • memory/2748-35-0x0000000000400000-0x0000000000541000-memory.dmp

    Filesize

    1.3MB

  • memory/2748-34-0x0000000001E90000-0x0000000001F2A000-memory.dmp

    Filesize

    616KB

  • memory/2748-24-0x0000000000400000-0x0000000000541000-memory.dmp

    Filesize

    1.3MB

  • memory/2748-33-0x0000000001E90000-0x0000000001F2A000-memory.dmp

    Filesize

    616KB

  • memory/2748-30-0x0000000000400000-0x0000000000541000-memory.dmp

    Filesize

    1.3MB

  • memory/2748-29-0x0000000000400000-0x0000000000541000-memory.dmp

    Filesize

    1.3MB

  • memory/2748-28-0x0000000000400000-0x0000000000541000-memory.dmp

    Filesize

    1.3MB

  • memory/2748-48-0x0000000002460000-0x00000000024A4000-memory.dmp

    Filesize

    272KB

  • memory/2748-49-0x0000000000400000-0x0000000000541000-memory.dmp

    Filesize

    1.3MB

  • memory/2748-51-0x0000000005FE0000-0x0000000005FF4000-memory.dmp

    Filesize

    80KB

  • memory/2832-7-0x00000000000C0000-0x00000000000C1000-memory.dmp

    Filesize

    4KB

  • memory/2832-4-0x00000000000C0000-0x00000000000C1000-memory.dmp

    Filesize

    4KB