Analysis

  • max time kernel
    134s
  • max time network
    146s
  • platform
    windows7_x64
  • resource
    win7v20210410
  • submitted
    18-06-2021 07:27

General

  • Target

    e8eea442e148c81f116de31b4fc3d0aa725c5dbbbd840b446a3fb9793d0b9f26.exe

  • Size

    7.8MB

  • MD5

    39d550fd902ca4c1461961d01ad1aeb6

  • SHA1

    cae1d0d39e4341c924c21509007852d093c57c91

  • SHA256

    e8eea442e148c81f116de31b4fc3d0aa725c5dbbbd840b446a3fb9793d0b9f26

  • SHA512

    9b30d65d00d2690a71c306a0f44d654db2b068449b43bac4d05c7d425ac52e091f7c2e8df7c5f1e7eabe5ada0e609bff4aa00dfcd7c03e4a6101c5e6f584c993

Malware Config

Signatures

  • Klingon

    Klingon is a remote access trojan written in Golang with various capabilities.

  • Klingon RAT Payload 3 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Looks up external IP address via web service 3 IoCs

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

  • Modifies system certificate store 2 TTPs 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e8eea442e148c81f116de31b4fc3d0aa725c5dbbbd840b446a3fb9793d0b9f26.exe
    "C:\Users\Admin\AppData\Local\Temp\e8eea442e148c81f116de31b4fc3d0aa725c5dbbbd840b446a3fb9793d0b9f26.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious use of WriteProcessMemory
    PID:772
    • C:\Windows\System32\Wbem\wmic.exe
      wmic process get Caption,ParentProcessId,ProcessId
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:1728
    • C:\Windows\System32\cmd.exe
      C:\Windows\System32\cmd.exe ver
      2⤵
        PID:1540
      • C:\Windows\System32\Wbem\wmic.exe
        wmic process get Caption,ParentProcessId,ProcessId
        2⤵
        • Suspicious use of AdjustPrivilegeToken
        PID:524
      • C:\Users\Admin\AppData\Local\Windows Update\updater10.exe
        "C:\Users\Admin\AppData\Local\Windows Update\updater10.exe"
        2⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Modifies system certificate store
        • Suspicious use of WriteProcessMemory
        PID:568
        • C:\Windows\System32\Wbem\wmic.exe
          wmic process get Caption,ParentProcessId,ProcessId
          3⤵
            PID:700
          • C:\Windows\System32\cmd.exe
            C:\Windows\System32\cmd.exe ver
            3⤵
              PID:1220
            • C:\Windows\System32\Wbem\wmic.exe
              wmic process get Caption,ParentProcessId,ProcessId
              3⤵
                PID:1608

          Network

          MITRE ATT&CK Enterprise v6

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          Downloads