Analysis

  • max time kernel
    122s
  • max time network
    123s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    01-12-2024 02:58

General

  • Target

    c4fcb04af557153060abc9488b017c3875074dcda7a84c59a18cee798e95ef56.exe

  • Size

    1.1MB

  • MD5

    4992863093cb396628acfb86b56af1e6

  • SHA1

    4f61861be36c992e420dd387997322130ba2164d

  • SHA256

    c4fcb04af557153060abc9488b017c3875074dcda7a84c59a18cee798e95ef56

  • SHA512

    d6dd52bdd607837ba685ee672410db23d3cc0a1de2a01ef5ad46e55401e205ac14795591fb03e3deb330a93c1a587d6e4d5a065a42d7b2da5ad069ae60cae8fc

  • SSDEEP

    24576:kMcsnSHziAtR/JTSje9XB0Jh0lhSMXl5jRxIKy9a:kM/nSHN7/Aj0XB0QpjfIKy9a

Malware Config

Signatures

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Deletes itself 1 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 5 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Looks up external IP address via web service 2 IoCs

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

  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • 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.

  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c4fcb04af557153060abc9488b017c3875074dcda7a84c59a18cee798e95ef56.exe
    "C:\Users\Admin\AppData\Local\Temp\c4fcb04af557153060abc9488b017c3875074dcda7a84c59a18cee798e95ef56.exe"
    1⤵
    • Checks computer location settings
    • Accesses Microsoft Outlook profiles
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    • outlook_office_path
    • outlook_win_path
    PID:2092
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /C ping 1.1.1.1 -n 1 -w 3000 > Nul & Del /f /q "C:\Users\Admin\AppData\Local\Temp\c4fcb04af557153060abc9488b017c3875074dcda7a84c59a18cee798e95ef56.exe"
      2⤵
      • Deletes itself
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      • Suspicious use of WriteProcessMemory
      PID:2864
      • C:\Windows\SysWOW64\PING.EXE
        ping 1.1.1.1 -n 1 -w 3000
        3⤵
        • System Location Discovery: System Language Discovery
        • System Network Configuration Discovery: Internet Connection Discovery
        • Runs ping.exe
        PID:2660

Network

MITRE ATT&CK Enterprise v15

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