Analysis

  • max time kernel
    121s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    29-07-2024 15:53

General

  • Target

    5099585c343b0b769fe39cc9f3cf376b_JaffaCakes118.exe

  • Size

    1.6MB

  • MD5

    5099585c343b0b769fe39cc9f3cf376b

  • SHA1

    446512300e8e41fe517b68257a0bdae8194caa5f

  • SHA256

    4628c89109f5af8e4e6522f56ddb77abafd801fd38a48d61240987586b4b7dc8

  • SHA512

    5e88617ef9a5ff3134cf5c275bd3778fc38da60c02824c3650139b5344e5dd8668a2ef5475730c0ffe105d9644c03cfe8f0fdd825f977d81719b794a4627dcf9

  • SSDEEP

    24576:S8hijUtoBQWCKo0osWOZTU1te+xUZtuGchLfI8zEd/wP0l:S8hijUmfo1IZTU1c+xUZsHhLg8fY

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 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5099585c343b0b769fe39cc9f3cf376b_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\5099585c343b0b769fe39cc9f3cf376b_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:1700
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\LUvemwZqpOHTDB" /XML "C:\Users\Admin\AppData\Local\Temp\tmp8585.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:2824
    • C:\Users\Admin\AppData\Local\Temp\5099585c343b0b769fe39cc9f3cf376b_JaffaCakes118.exe
      "C:\Users\Admin\AppData\Local\Temp\5099585c343b0b769fe39cc9f3cf376b_JaffaCakes118.exe"
      2⤵
        PID:2680
      • C:\Users\Admin\AppData\Local\Temp\5099585c343b0b769fe39cc9f3cf376b_JaffaCakes118.exe
        "C:\Users\Admin\AppData\Local\Temp\5099585c343b0b769fe39cc9f3cf376b_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:2700

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\Users\Admin\AppData\Local\Temp\tmp8585.tmp

      Filesize

      1KB

      MD5

      a078e0ce4925e49beddf850b7ff31f97

      SHA1

      4836fe07fe2647aadf5440b4c97eca61c6bbfd6e

      SHA256

      5d9b854db4d9dd625086cd3318a6a788bbc6c145586e73107193b460f67a8c7e

      SHA512

      8924f9f9bc5aa97a81a2adb02fc9fca9df762c870c7328f056b36ceaabd3586c74af3dd67243679ec159d609abb1c1d89a2970cfde715047c9d09311a6814c1f

    • memory/1700-0-0x00000000741EE000-0x00000000741EF000-memory.dmp

      Filesize

      4KB

    • memory/1700-1-0x0000000000160000-0x000000000030A000-memory.dmp

      Filesize

      1.7MB

    • memory/1700-2-0x0000000006F00000-0x00000000070C4000-memory.dmp

      Filesize

      1.8MB

    • memory/1700-3-0x00000000741E0000-0x00000000748CE000-memory.dmp

      Filesize

      6.9MB

    • memory/1700-4-0x0000000000540000-0x0000000000558000-memory.dmp

      Filesize

      96KB

    • memory/1700-5-0x00000000741EE000-0x00000000741EF000-memory.dmp

      Filesize

      4KB

    • memory/1700-6-0x00000000741E0000-0x00000000748CE000-memory.dmp

      Filesize

      6.9MB

    • memory/1700-7-0x000000000AF80000-0x000000000B036000-memory.dmp

      Filesize

      728KB

    • memory/1700-8-0x00000000005F0000-0x00000000005F6000-memory.dmp

      Filesize

      24KB

    • memory/1700-9-0x000000000B030000-0x000000000B0CC000-memory.dmp

      Filesize

      624KB

    • memory/1700-29-0x00000000741E0000-0x00000000748CE000-memory.dmp

      Filesize

      6.9MB

    • memory/2700-23-0x0000000000400000-0x000000000049A000-memory.dmp

      Filesize

      616KB

    • memory/2700-16-0x0000000000400000-0x000000000049A000-memory.dmp

      Filesize

      616KB

    • memory/2700-30-0x00000000741E0000-0x00000000748CE000-memory.dmp

      Filesize

      6.9MB

    • memory/2700-28-0x0000000000400000-0x000000000049A000-memory.dmp

      Filesize

      616KB

    • memory/2700-19-0x0000000000400000-0x000000000049A000-memory.dmp

      Filesize

      616KB

    • memory/2700-25-0x0000000000400000-0x000000000049A000-memory.dmp

      Filesize

      616KB

    • memory/2700-21-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

      Filesize

      4KB

    • memory/2700-17-0x0000000000400000-0x000000000049A000-memory.dmp

      Filesize

      616KB

    • memory/2700-15-0x0000000000400000-0x000000000049A000-memory.dmp

      Filesize

      616KB

    • memory/2700-31-0x0000000000790000-0x00000000007D4000-memory.dmp

      Filesize

      272KB

    • memory/2700-32-0x00000000741E0000-0x00000000748CE000-memory.dmp

      Filesize

      6.9MB

    • memory/2700-34-0x00000000021C0000-0x00000000021D4000-memory.dmp

      Filesize

      80KB

    • memory/2700-45-0x00000000741E0000-0x00000000748CE000-memory.dmp

      Filesize

      6.9MB