Overview

overview

10

Static

static

c27e641edc...d1.exe

windows7_x64

9

c27e641edc...d1.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    4294181s
  • max time network
    131s
  • platform
    windows7_x64
  • resource
    win7-20220310-en
  • submitted
    14-04-2022 11:52

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General

  • Target

    c27e641edc2184890a340b8eac895e9f710a0aca5706b4becd117b2ed395d4d1.exe

  • Size

    2.0MB

  • MD5

    3e731b4d45a3c0ffd68341df615e5c43

  • SHA1

    7b94874c630da0658a06e25419c3a5ae869f2719

  • SHA256

    c27e641edc2184890a340b8eac895e9f710a0aca5706b4becd117b2ed395d4d1

  • SHA512

    a336a2e64a253b2962587e3bc77b27e3192d72b75b3165cd0bea77a65da1f9ebb87e972e916ab2863df3c70bf2fb83fa2ac4962cdb8b8aa138d58abbe97b7b34

Score
9/10
evasion

Malware Config

Signatures

  • Looks for VirtualBox Guest Additions in registry 2 TTPs
    evasion
  • Looks for VMWare Tools registry key 2 TTPs
    evasion
  • Checks BIOS information in registry 2 TTPs 2 IoCs

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

  • Maps connected drives based on registry 3 TTPs 2 IoCs

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

  • 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.

    persistence
  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 24 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c27e641edc2184890a340b8eac895e9f710a0aca5706b4becd117b2ed395d4d1.exe
    "C:\Users\Admin\AppData\Local\Temp\c27e641edc2184890a340b8eac895e9f710a0aca5706b4becd117b2ed395d4d1.exe"
    1⤵
    • Checks BIOS information in registry
    • Maps connected drives based on registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1084
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ARCeIRiCVNN" /XML "C:\Users\Admin\AppData\Local\Temp\tmp4318.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:968
    • C:\Users\Admin\AppData\Local\Temp\c27e641edc2184890a340b8eac895e9f710a0aca5706b4becd117b2ed395d4d1.exe
      "{path}"
      2⤵
        PID:1800
      • C:\Users\Admin\AppData\Local\Temp\c27e641edc2184890a340b8eac895e9f710a0aca5706b4becd117b2ed395d4d1.exe
        "{path}"
        2⤵
          PID:1648
        • C:\Users\Admin\AppData\Local\Temp\c27e641edc2184890a340b8eac895e9f710a0aca5706b4becd117b2ed395d4d1.exe
          "{path}"
          2⤵
            PID:960
          • C:\Users\Admin\AppData\Local\Temp\c27e641edc2184890a340b8eac895e9f710a0aca5706b4becd117b2ed395d4d1.exe
            "{path}"
            2⤵
              PID:112
            • C:\Users\Admin\AppData\Local\Temp\c27e641edc2184890a340b8eac895e9f710a0aca5706b4becd117b2ed395d4d1.exe
              "{path}"
              2⤵
                PID:680

            Network

            MITRE ATT&CK Enterprise v6

            Replay Monitor

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            Downloads

            • C:\Users\Admin\AppData\Local\Temp\tmp4318.tmp
              Filesize

              1KB

              MD5

              1d3ac3a255f2a1cccd152f0fa6dedfc1

              SHA1

              49b451e24c007f51b7a5c1f58a048a441ec9fc4d

              SHA256

              21bde76295361e3118ab8ba8acd21e93faa4e1483f0149e9278193bc18cf303b

              SHA512

              42e6ad163ae7a1e17b1826ea17dde94d382c741e191ac100eea004a3477d22a0ac79f9bb515f6cdae46471c7ebf07149fdb20ccb405df8a95e602d854fbcb735

              Download Submit

            • memory/1084-54-0x00000000002E0000-0x00000000004DA000-memory.dmp

              Filesize

              2.0MB

              Download

            • memory/1084-55-0x0000000001E50000-0x0000000001E6C000-memory.dmp

              Filesize

              112KB

              Download

            • memory/1084-56-0x0000000005E00000-0x0000000005FBE000-memory.dmp

              Filesize

              1.7MB

              Download