Resubmissions

27/11/2024, 13:29

241127-qrb37svpcv10

27/11/2024, 09:27

241127-le54astrfj10

Analysis

  • max time kernel
    835s
  • max time network
    839s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    27/11/2024, 09:27

General

  • Target
    af2f191f8d2199d74867e9b1b9071e677c91b24d529d17b83ff04d0f03098a53.exe
  • Size 317KB
  • Sample241127-le54astrfj
  • SHA256 af2f191f8d2199d74867e9b1b9071e677c91b24d529d17b83ff04d0f03098a53
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • DiamondFox

    DiamondFox is a multipurpose botnet with many capabilities.

  • Diamondfox family
  • DiamondFox payload 7 IoCs

    Detects DiamondFox payload in file/memory.

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 1 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.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 4 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 1 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\af2f191f8d2199d74867e9b1b9071e677c91b24d529d17b83ff04d0f03098a53.exe
    "C:\Users\Admin\AppData\Local\Temp\af2f191f8d2199d74867e9b1b9071e677c91b24d529d17b83ff04d0f03098a53.exe"
    1⤵
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2252
    • C:\Users\Admin\AppData\Roaming\Inch\SearchIndexer.exe
      "C:\Users\Admin\AppData\Roaming\Inch\SearchIndexer.exe" 0
      2⤵
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of SetWindowsHookEx
      PID:2140
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c ""C:\Users\Admin\AppData\Local\Temp\588508C88973.cmd" 0"
      2⤵
      • Deletes itself
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2928
      • C:\Windows\SysWOW64\PING.EXE
        ping -n 4 127.0.0.1
        3⤵
        • System Location Discovery: System Language Discovery
        • System Network Configuration Discovery: Internet Connection Discovery
        • Runs ping.exe
        PID:2452

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        588508C88973.cmd

        • Path C:\Users\Admin\AppData\Local\Temp\588508C88973.cmd
        • Size 210B
        • SHA256 55da2e9ab894472796848706aa4c7910f034f96f472965441899c669e0b7b620
        • MD5 SHA1 SHA512

        SearchIndexer.exe

        • Path \Users\Admin\AppData\Roaming\Inch\SearchIndexer.exe
        • Size 317KB
        • SHA256 af2f191f8d2199d74867e9b1b9071e677c91b24d529d17b83ff04d0f03098a53
        • MD5 SHA1 SHA512 SSDEEP

        memory/2140-28-0x0000000000400000-0x0000000000455000-memory.dmp

        memory/2140-41-0x0000000000400000-0x0000000000455000-memory.dmp

        memory/2140-38-0x0000000000400000-0x0000000000455000-memory.dmp

        memory/2140-35-0x0000000000400000-0x0000000000455000-memory.dmp

        memory/2140-33-0x0000000000400000-0x0000000000455000-memory.dmp

        memory/2140-34-0x0000000000400000-0x0000000000455000-memory.dmp

        memory/2140-30-0x0000000000400000-0x0000000000455000-memory.dmp

        memory/2252-6-0x0000000000400000-0x0000000000455000-memory.dmp

        memory/2252-26-0x0000000000400000-0x0000000000455000-memory.dmp

        memory/2252-25-0x0000000000260000-0x0000000000278000-memory.dmp

        memory/2252-0-0x0000000000400000-0x0000000000455000-memory.dmp

        memory/2252-2-0x0000000000400000-0x0000000000455000-memory.dmp

        memory/2252-4-0x000000000041B000-0x000000000041C000-memory.dmp

        memory/2252-1-0x0000000000260000-0x0000000000278000-memory.dmp