Analysis

  • max time kernel
    117s
  • max time network
    117s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    30/12/2024, 15:54

General

  • Target
    de8f4ece529cfd4938e0a3b8899eb5d2cea7650b8353dbacb30ba1d71b578510.dll
  • Size 430KB
  • Sample241230-tcb2faypcj
  • SHA256 de8f4ece529cfd4938e0a3b8899eb5d2cea7650b8353dbacb30ba1d71b578510
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Blackmoon family
  • Blackmoon, KrBanker

    Blackmoon also known as KrBanker is banking trojan first discovered in early 2014.

  • Detect Blackmoon payload 1 IoCs
  • Detect PurpleFox Rootkit 5 IoCs

    Detect PurpleFox Rootkit.

  • Gh0st RAT payload 5 IoCs
  • Gh0strat

    Gh0st RAT is a remote access tool (RAT) with its source code public and it has been used by multiple Chinese groups.

  • Gh0strat family
  • PurpleFox

    PurpleFox is an exploit kit used to distribute other malware families and first seen in 2018.

  • Purplefox family
  • Executes dropped EXE 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • UPX packed file 16 IoCs

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

  • Drops file in Program Files directory 2 IoCs
  • 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 2 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 23 IoCs

Processes

  • C:\Windows\system32\rundll32.exe
    rundll32.exe C:\Users\Admin\AppData\Local\Temp\de8f4ece529cfd4938e0a3b8899eb5d2cea7650b8353dbacb30ba1d71b578510.dll,#1
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2984
    • C:\Windows\SysWOW64\rundll32.exe
      rundll32.exe C:\Users\Admin\AppData\Local\Temp\de8f4ece529cfd4938e0a3b8899eb5d2cea7650b8353dbacb30ba1d71b578510.dll,#1
      2⤵
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2996
      • C:\Windows\SysWOW64\svchost.exe
        svchost.exe fagahawhawhgawccc
        3⤵
        • Drops file in Program Files directory
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:2544
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /c ping -n 2 127.0.0.1 > nul && del C:\Windows\SysWOW64\svchost.exe > nul
          4⤵
          • System Location Discovery: System Language Discovery
          • System Network Configuration Discovery: Internet Connection Discovery
          • Suspicious use of WriteProcessMemory
          PID:2880
          • C:\Windows\SysWOW64\PING.EXE
            ping -n 2 127.0.0.1
            5⤵
            • System Location Discovery: System Language Discovery
            • System Network Configuration Discovery: Internet Connection Discovery
            • Runs ping.exe
            PID:2952
  • C:\Program Files (x86)\NetMeeting\svchost.exe
    "C:\Program Files (x86)\NetMeeting\svchost.exe" -auto
    1⤵
    • Executes dropped EXE
    PID:2752

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        svchost.exe

        • Path C:\Program Files (x86)\NetMeeting\svchost.exe
        • Size 20KB
        • SHA256 121118a0f5e0e8c933efd28c9901e54e42792619a8a3a6d11e1f0025a7324bc2
        • MD5 SHA1 SHA512 SSDEEP

        memory/2544-19-0x0000000000400000-0x0000000000543000-memory.dmp

        memory/2544-21-0x0000000000400000-0x0000000000543000-memory.dmp

        memory/2544-35-0x0000000000400000-0x0000000000543000-memory.dmp

        memory/2544-4-0x0000000000400000-0x0000000000543000-memory.dmp

        memory/2544-22-0x0000000000400000-0x0000000000543000-memory.dmp

        memory/2544-24-0x0000000000400000-0x0000000000543000-memory.dmp

        memory/2544-25-0x0000000000400000-0x0000000000543000-memory.dmp

        memory/2544-18-0x0000000000400000-0x0000000000543000-memory.dmp

        memory/2544-10-0x0000000000400000-0x0000000000543000-memory.dmp

        memory/2544-26-0x00000000768BE000-0x00000000768BF000-memory.dmp

        memory/2544-16-0x0000000000400000-0x0000000000543000-memory.dmp

        memory/2544-20-0x0000000000400000-0x0000000000543000-memory.dmp

        memory/2544-23-0x0000000010000000-0x00000000101A0000-memory.dmp

        memory/2544-6-0x0000000000400000-0x0000000000543000-memory.dmp

        memory/2544-27-0x0000000010000000-0x00000000101A0000-memory.dmp

        memory/2544-8-0x0000000000400000-0x0000000000543000-memory.dmp

        memory/2544-11-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

        memory/2996-15-0x0000000010006000-0x0000000010007000-memory.dmp

        memory/2996-17-0x0000000010000000-0x00000000100FE000-memory.dmp

        memory/2996-1-0x0000000010000000-0x00000000100FE000-memory.dmp

        memory/2996-3-0x0000000010000000-0x00000000100FE000-memory.dmp

        memory/2996-2-0x0000000010000000-0x00000000100FE000-memory.dmp

        memory/2996-0-0x0000000010000000-0x00000000100FE000-memory.dmp