Analysis

  • max time kernel
    149s
  • max time network
    172s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    16-05-2022 18:47

General

  • Target

    deb4b809f9360df97d5991701bb4ce8d6f0a2b929e1459ea509299b3bfa65d62.exe

  • Size

    7.6MB

  • MD5

    efc5d47f6d5aa4dbd22cd109aa13ac30

  • SHA1

    6427617947cca1dc78c5091dcb2c051ab8d5b949

  • SHA256

    deb4b809f9360df97d5991701bb4ce8d6f0a2b929e1459ea509299b3bfa65d62

  • SHA512

    0bf945e9f5f84ed82df9d6c160fb495b0f0e121f86e03ee3cd7acad1e0059d914fffde6ea8e3322015aa184792bbd0f9e9f85697ef9a1d06e172b693f839af29

Malware Config

Signatures

  • HiveRAT

    HiveRAT is an improved version of FirebirdRAT with various capabilities.

  • xmrig

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

  • HiveRAT Payload 10 IoCs
  • Looks for VirtualBox Guest Additions in registry 2 TTPs
  • XMRig Miner Payload 3 IoCs
  • Looks for VMWare Tools registry key 2 TTPs
  • Checks BIOS information in registry 2 TTPs 2 IoCs

    BIOS information is often read in order to detect sandboxing environments.

  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Maps connected drives based on registry 3 TTPs 2 IoCs

    Disk information is often read in order to detect sandboxing environments.

  • Suspicious use of SetThreadContext 2 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.

  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 5 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 31 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\deb4b809f9360df97d5991701bb4ce8d6f0a2b929e1459ea509299b3bfa65d62.exe
    "C:\Users\Admin\AppData\Local\Temp\deb4b809f9360df97d5991701bb4ce8d6f0a2b929e1459ea509299b3bfa65d62.exe"
    1⤵
    • Checks BIOS information in registry
    • Checks computer location settings
    • Maps connected drives based on registry
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4136
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\iuvFUtslgAL" /XML "C:\Users\Admin\AppData\Local\Temp\tmpAC2E.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2032
    • C:\Users\Admin\AppData\Local\Temp\deb4b809f9360df97d5991701bb4ce8d6f0a2b929e1459ea509299b3bfa65d62.exe
      "{path}"
      2⤵
        PID:4164
      • C:\Users\Admin\AppData\Local\Temp\deb4b809f9360df97d5991701bb4ce8d6f0a2b929e1459ea509299b3bfa65d62.exe
        "{path}"
        2⤵
        • Checks computer location settings
        • Suspicious use of SetThreadContext
        • Modifies registry class
        • Suspicious behavior: GetForegroundWindowSpam
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:4208
        • C:\Users\Admin\AppData\Local\Temp\deb4b809f9360df97d5991701bb4ce8d6f0a2b929e1459ea509299b3bfa65d62.exe
          "C:\Users\Admin\AppData\Local\Temp\deb4b809f9360df97d5991701bb4ce8d6f0a2b929e1459ea509299b3bfa65d62.exe" -a cryptonight --url=http://xmrpool.eu:5555/ --userpass=44AZAavMaLRjQzY6RS8mXwUBKGoPa62Yb8gVx89rZ1bHN1uqKvqW9Q13k86Pf4ve1a37XUa23btkeJckxSfKfnJqBd6fAiM:X --max-cpu-usage=65
          3⤵
            PID:3536
          • C:\Windows\SysWOW64\WScript.exe
            "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Local\Execution5.vbs"
            3⤵
              PID:3568

        Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Execution5.vbs

          Filesize

          563B

          MD5

          7dff540cd392d0b313d4ed0d55fafdef

          SHA1

          2da23e76c1afeb89396f85bfa0c7be638497c4f7

          SHA256

          eb5134b02d9aea8fabad254943009a3c837410b1693d6dee7af1dcb22fbccb45

          SHA512

          c613ec4e7d99640681be3a7ccbec63b6070dc974307889ba86911967576b34b5bb61e6ab188b85344f0a2dd24c0468ae141ade1a3af6efedec196f846b0a71ad

        • C:\Users\Admin\AppData\Local\Temp\tmpAC2E.tmp

          Filesize

          1KB

          MD5

          60b614fb96e53a20a89b91c276985b45

          SHA1

          fbe7825eb2481e7dbac2943cf2a2f8b919d00ad5

          SHA256

          060a9e81131f38a4af8d8da06ea630efb6fcabe30b46df4818dd909b86f5bae2

          SHA512

          82d4fea144e25f692d386f8074ffae014fe35afb5e3675ae6ad3531e38fedf095e12dce4765789feed347628b4e33020860426ddb62b6b361d50fdd0a8f3bdbe

        • memory/2032-131-0x0000000000000000-mapping.dmp

        • memory/3536-162-0x0000000000400000-0x0000000000888000-memory.dmp

          Filesize

          4.5MB

        • memory/3536-161-0x0000000000400000-0x0000000000888000-memory.dmp

          Filesize

          4.5MB

        • memory/3536-159-0x0000000000400000-0x0000000000888000-memory.dmp

          Filesize

          4.5MB

        • memory/3536-158-0x0000000000000000-mapping.dmp

        • memory/3568-163-0x0000000000000000-mapping.dmp

        • memory/4136-130-0x0000000075520000-0x0000000075AD1000-memory.dmp

          Filesize

          5.7MB

        • memory/4164-133-0x0000000000000000-mapping.dmp

        • memory/4208-142-0x0000000000400000-0x0000000000A28000-memory.dmp

          Filesize

          6.2MB

        • memory/4208-146-0x0000000000400000-0x0000000000A28000-memory.dmp

          Filesize

          6.2MB

        • memory/4208-147-0x0000000075520000-0x0000000075AD1000-memory.dmp

          Filesize

          5.7MB

        • memory/4208-150-0x0000000000400000-0x0000000000A28000-memory.dmp

          Filesize

          6.2MB

        • memory/4208-151-0x0000000000400000-0x0000000000A28000-memory.dmp

          Filesize

          6.2MB

        • memory/4208-152-0x0000000000400000-0x0000000000A28000-memory.dmp

          Filesize

          6.2MB

        • memory/4208-141-0x0000000000400000-0x0000000000A28000-memory.dmp

          Filesize

          6.2MB

        • memory/4208-140-0x0000000000400000-0x0000000000A28000-memory.dmp

          Filesize

          6.2MB

        • memory/4208-139-0x0000000000400000-0x0000000000A28000-memory.dmp

          Filesize

          6.2MB

        • memory/4208-137-0x0000000000400000-0x0000000000A28000-memory.dmp

          Filesize

          6.2MB

        • memory/4208-135-0x0000000000400000-0x0000000000A28000-memory.dmp

          Filesize

          6.2MB

        • memory/4208-134-0x0000000000000000-mapping.dmp