Overview

overview

10

Static

static

10

VHMediaCOM.exe

windows7_x64

1

VHMediaCOM.exe

windows10-2004_x64

10

Analysis

  • max time kernel
    131s
  • max time network
    138s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-en-20220113
  • submitted
    11-02-2022 05:26

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General

  • Target

    VHMediaCOM.exe

  • Size

    4.2MB

  • MD5

    bc5bd30af7d1d4d7bcd6be010ece75d6

  • SHA1

    8e91ed348dd5d09953386839ad5b5fd5f70d6220

  • SHA256

    d063e864ffe2ac8b6853c241625c0b4c1d892aa8639c2f942a35e15d895df988

  • SHA512

    9d2892feb96853cb74770564b2f3c0365604d9b255b6a9cc23089092a98b7e96d8f80195e47aedc00308c980af5d8352d5fa46de701f0a54da92441712aa4ebb

Score
10/10

Malware Config

Signatures

  • Suspicious use of NtCreateProcessExOtherParentProcess 1 IoCs
  • Drops file in Windows directory 8 IoCs
  • Program crash 1 IoCs
  • Checks processor information in registry 2 TTPs 3 IoCs

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

  • Enumerates system info in registry 2 TTPs 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\VHMediaCOM.exe
    "C:\Users\Admin\AppData\Local\Temp\VHMediaCOM.exe"
    1⤵
      PID:2784
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2784 -s 180
        2⤵
        • Program crash
        • Checks processor information in registry
        • Enumerates system info in registry
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2580
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2784 -ip 2784
      1⤵
      • Suspicious use of NtCreateProcessExOtherParentProcess
      • Suspicious use of WriteProcessMemory
      PID:4336
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k netsvcs -p -s wuauserv
      1⤵
      • Drops file in Windows directory
      • Suspicious use of AdjustPrivilegeToken
      PID:5064
    • C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe
      C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe -Embedding
      1⤵
      • Drops file in Windows directory
      • Suspicious use of AdjustPrivilegeToken
      PID:2420

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Initial Access

    Execution

    Persistence

    Privilege Escalation

    Defense Evasion

    Credential Access

    Discovery

    Query Registry

    2
    T1012

    System Information Discovery

    2
    T1082

    Lateral Movement

    Collection

    Exfiltration

    Command and Control

    Impact

    Replay Monitor

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    Downloads

    • memory/5064-130-0x000002079EF40000-0x000002079EF50000-memory.dmp
      Filesize

      64KB

      Download
    • memory/5064-131-0x000002079EFA0000-0x000002079EFB0000-memory.dmp
      Filesize

      64KB

      Download
    • memory/5064-132-0x00000207A1CC0000-0x00000207A1CC4000-memory.dmp
      Filesize

      16KB

      Download