Analysis

  • max time kernel
    150s
  • max time network
    128s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08-09-2024 09:25

General

  • Target

    d408d9b719debd7ac1a42cae6128890f_JaffaCakes118.exe

  • Size

    978KB

  • MD5

    d408d9b719debd7ac1a42cae6128890f

  • SHA1

    cabbd9c628578f60bc6d6c09d49123cd9deda8b0

  • SHA256

    27ed7853f8176995ba85c2fb099e49a6344c9d8afa38b2cb8d137032d96f9db8

  • SHA512

    020e7534debf1e5015eadb2e0abaa244ee6aa666d249847ecd4c4082080b151d14cd56be5bd0e96b61471b7b5272b1d0ad34ca22984b68f88d693a9edc269ce2

  • SSDEEP

    12288:q1oc0zzQX0rjJGVl747Rv55RxPiNC3C0ZmEEVRM0/q6pVX9mTsKrtk1U7b8c:av0YX0rk87XbV/nmEEQ0/q6l9Lc5T

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.

  • Drops startup file 1 IoCs
  • Executes dropped EXE 3 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • UPX packed file 4 IoCs

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

  • Accesses Microsoft Outlook profiles 1 TTPs 42 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
  • 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 14 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\d408d9b719debd7ac1a42cae6128890f_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\d408d9b719debd7ac1a42cae6128890f_JaffaCakes118.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:3724
    • C:\Windows\SysWOW64\notepad.exe
      "C:\Windows\system32\notepad.exe"
      2⤵
      • Drops startup file
      • System Location Discovery: System Language Discovery
      • NTFS ADS
      • Suspicious use of WriteProcessMemory
      PID:4912
      • C:\Users\Admin\AppData\Roaming\appdata\hdhskdhl.exe
        "C:\Users\Admin\AppData\Roaming\appdata\hdhskdhl.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of WriteProcessMemory
        PID:1592
        • C:\Users\Admin\AppData\Roaming\appdata\hdhskdhl.exe
          "C:\Users\Admin\AppData\Roaming\appdata\hdhskdhl.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:3108
        • C:\Users\Admin\AppData\Roaming\appdata\hdhskdhl.exe
          "C:\Users\Admin\AppData\Roaming\appdata\hdhskdhl.exe" 2 3108 240610234
          4⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          PID:1340

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Roaming\appdata\hdhskdhl.exe

    Filesize

    978KB

    MD5

    d408d9b719debd7ac1a42cae6128890f

    SHA1

    cabbd9c628578f60bc6d6c09d49123cd9deda8b0

    SHA256

    27ed7853f8176995ba85c2fb099e49a6344c9d8afa38b2cb8d137032d96f9db8

    SHA512

    020e7534debf1e5015eadb2e0abaa244ee6aa666d249847ecd4c4082080b151d14cd56be5bd0e96b61471b7b5272b1d0ad34ca22984b68f88d693a9edc269ce2

  • memory/1340-57-0x0000000000400000-0x00000000004FB000-memory.dmp

    Filesize

    1004KB

  • memory/1592-26-0x0000000000400000-0x00000000004FB000-memory.dmp

    Filesize

    1004KB

  • memory/1592-12-0x0000000002360000-0x0000000002361000-memory.dmp

    Filesize

    4KB

  • memory/1592-15-0x0000000003E70000-0x0000000003E71000-memory.dmp

    Filesize

    4KB

  • memory/1592-13-0x0000000003E50000-0x0000000003E5F000-memory.dmp

    Filesize

    60KB

  • memory/3108-47-0x00000000076C0000-0x0000000007710000-memory.dmp

    Filesize

    320KB

  • memory/3108-24-0x0000000000A30000-0x0000000000ACA000-memory.dmp

    Filesize

    616KB

  • memory/3108-48-0x0000000007710000-0x0000000007724000-memory.dmp

    Filesize

    80KB

  • memory/3108-16-0x0000000000400000-0x0000000000541000-memory.dmp

    Filesize

    1.3MB

  • memory/3108-19-0x0000000000400000-0x0000000000541000-memory.dmp

    Filesize

    1.3MB

  • memory/3108-25-0x0000000000A30000-0x0000000000ACA000-memory.dmp

    Filesize

    616KB

  • memory/3108-21-0x0000000000400000-0x0000000000541000-memory.dmp

    Filesize

    1.3MB

  • memory/3108-45-0x0000000000400000-0x0000000000541000-memory.dmp

    Filesize

    1.3MB

  • memory/3108-39-0x0000000004B40000-0x00000000050E4000-memory.dmp

    Filesize

    5.6MB

  • memory/3108-44-0x0000000006850000-0x000000000685A000-memory.dmp

    Filesize

    40KB

  • memory/3108-20-0x0000000000400000-0x0000000000541000-memory.dmp

    Filesize

    1.3MB

  • memory/3108-40-0x0000000005130000-0x00000000051CC000-memory.dmp

    Filesize

    624KB

  • memory/3108-41-0x0000000005200000-0x0000000005244000-memory.dmp

    Filesize

    272KB

  • memory/3108-42-0x0000000005280000-0x00000000052E6000-memory.dmp

    Filesize

    408KB

  • memory/3108-43-0x0000000005460000-0x00000000054F2000-memory.dmp

    Filesize

    584KB

  • memory/3724-3-0x0000000002320000-0x0000000002321000-memory.dmp

    Filesize

    4KB

  • memory/3724-1-0x0000000002300000-0x000000000230F000-memory.dmp

    Filesize

    60KB

  • memory/3724-4-0x0000000000400000-0x00000000004FB000-memory.dmp

    Filesize

    1004KB

  • memory/3724-0-0x0000000002290000-0x0000000002291000-memory.dmp

    Filesize

    4KB

  • memory/4912-5-0x0000000000E00000-0x0000000000E01000-memory.dmp

    Filesize

    4KB