Analysis

  • max time kernel
    94s
  • max time network
    144s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18-09-2024 12:11

General

  • Target

    e916578c05d5767e719e9efa8f9fffe3_JaffaCakes118.exe

  • Size

    838KB

  • MD5

    e916578c05d5767e719e9efa8f9fffe3

  • SHA1

    10cebfe09ff6e9edf11811a7133511d0ca0e32b4

  • SHA256

    f94e93ad699e6c297288e50a6661e7e39105b6257af8dc7b0f9a1fd99a09bc03

  • SHA512

    63e7216e3f3aae3eeaef3b1be630bf636572a3a1de0b892e3131aac319cecfe45ae30abb3b2af005b0bbbeb83cdebf8eb63534987c7d6f850b665efb9ec2a230

  • SSDEEP

    24576:N3XBcmJimiEKyUay8mOHbYAQAWlkManYoEc:dSmJ5U5AHAAWlkNYo

Malware Config

Signatures

  • MassLogger

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

  • MassLogger Main payload 1 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 2 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 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
  • 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 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 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\e916578c05d5767e719e9efa8f9fffe3_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\e916578c05d5767e719e9efa8f9fffe3_JaffaCakes118.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:436
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\UNAytRnKeVH" /XML "C:\Users\Admin\AppData\Local\Temp\tmp6193.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:2568
    • C:\Users\Admin\AppData\Local\Temp\e916578c05d5767e719e9efa8f9fffe3_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\e916578c05d5767e719e9efa8f9fffe3_JaffaCakes118.exe"
      2⤵
        PID:4524
      • C:\Users\Admin\AppData\Local\Temp\e916578c05d5767e719e9efa8f9fffe3_JaffaCakes118.exe
        "C:\Users\Admin\AppData\Local\Temp\e916578c05d5767e719e9efa8f9fffe3_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:1412

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\e916578c05d5767e719e9efa8f9fffe3_JaffaCakes118.exe.log

      Filesize

      1KB

      MD5

      17573558c4e714f606f997e5157afaac

      SHA1

      13e16e9415ceef429aaf124139671ebeca09ed23

      SHA256

      c18db6aecad2436da4a63ff26af4e3a337cca48f01c21b8db494fe5ccc60e553

      SHA512

      f4edf13f05a0d142e4dd42802098c8c44988ee8869621a62c2b565a77c9a95857f636583ff8d6d9baa366603d98b9bfbf1fc75bc6f9f8f83c80cb1215b2941cc

    • C:\Users\Admin\AppData\Local\Temp\tmp6193.tmp

      Filesize

      1KB

      MD5

      3be304e864215a5b9d973327451f2b26

      SHA1

      51708551dadd42eec851544d45f52ba65a3c3e19

      SHA256

      f985c474e536aca68978f538a18ad0ade0388d68d5102f668fe17693da2c7ea4

      SHA512

      36f859479ed36fab1f9117a35777122b0678224485ac0eea62363d840d19d7cba0a33a48a6371f74e61478b72476a9319ac2edd45eda79b53d8d5ed1ae7a5fe5

    • memory/436-12-0x0000000006950000-0x00000000069EC000-memory.dmp

      Filesize

      624KB

    • memory/436-6-0x0000000074D00000-0x00000000754B0000-memory.dmp

      Filesize

      7.7MB

    • memory/436-9-0x0000000074D0E000-0x0000000074D0F000-memory.dmp

      Filesize

      4KB

    • memory/436-5-0x00000000058F0000-0x00000000058FA000-memory.dmp

      Filesize

      40KB

    • memory/436-21-0x0000000074D00000-0x00000000754B0000-memory.dmp

      Filesize

      7.7MB

    • memory/436-7-0x0000000005C10000-0x0000000005C66000-memory.dmp

      Filesize

      344KB

    • memory/436-8-0x0000000005910000-0x0000000005918000-memory.dmp

      Filesize

      32KB

    • memory/436-1-0x0000000000E70000-0x0000000000F48000-memory.dmp

      Filesize

      864KB

    • memory/436-10-0x0000000074D00000-0x00000000754B0000-memory.dmp

      Filesize

      7.7MB

    • memory/436-11-0x00000000068A0000-0x0000000006958000-memory.dmp

      Filesize

      736KB

    • memory/436-0-0x0000000074D0E000-0x0000000074D0F000-memory.dmp

      Filesize

      4KB

    • memory/436-2-0x0000000005940000-0x00000000059DC000-memory.dmp

      Filesize

      624KB

    • memory/436-4-0x00000000059E0000-0x0000000005A72000-memory.dmp

      Filesize

      584KB

    • memory/436-3-0x0000000005F90000-0x0000000006534000-memory.dmp

      Filesize

      5.6MB

    • memory/1412-18-0x0000000000400000-0x000000000049A000-memory.dmp

      Filesize

      616KB

    • memory/1412-22-0x0000000074D00000-0x00000000754B0000-memory.dmp

      Filesize

      7.7MB

    • memory/1412-24-0x00000000054B0000-0x0000000005516000-memory.dmp

      Filesize

      408KB

    • memory/1412-25-0x0000000074D00000-0x00000000754B0000-memory.dmp

      Filesize

      7.7MB

    • memory/1412-23-0x0000000005400000-0x0000000005444000-memory.dmp

      Filesize

      272KB

    • memory/1412-26-0x0000000074D00000-0x00000000754B0000-memory.dmp

      Filesize

      7.7MB

    • memory/1412-27-0x0000000074D00000-0x00000000754B0000-memory.dmp

      Filesize

      7.7MB

    • memory/1412-28-0x0000000074D00000-0x00000000754B0000-memory.dmp

      Filesize

      7.7MB

    • memory/1412-30-0x0000000007520000-0x0000000007570000-memory.dmp

      Filesize

      320KB

    • memory/1412-31-0x00000000074E0000-0x00000000074F4000-memory.dmp

      Filesize

      80KB

    • memory/1412-42-0x0000000074D00000-0x00000000754B0000-memory.dmp

      Filesize

      7.7MB