Analysis

  • max time kernel
    45s
  • max time network
    50s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    24-05-2022 22:37

General

  • Target

    0d9d5c831a3b7fa7488bdac603ae2831c2687e73f6a4c47eb976475b2db3432c.exe

  • Size

    4.3MB

  • MD5

    49302b6e7322c4d43332764da154c265

  • SHA1

    0a31920c37332ba69cf850e81c9e3f1600aede88

  • SHA256

    0d9d5c831a3b7fa7488bdac603ae2831c2687e73f6a4c47eb976475b2db3432c

  • SHA512

    1b14c817fed377bb8063737d75f6f8c131a150ab334ceb8359a7222b1a9ed0ff0d344a55dac54393c52492013073f0d03adff8f0bbd220e840cc1d4106385886

Malware Config

Signatures

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs
  • Checks BIOS information in registry 2 TTPs 2 IoCs

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

  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs

    Bootkits write to the MBR to gain persistence at a level below the operating system.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0d9d5c831a3b7fa7488bdac603ae2831c2687e73f6a4c47eb976475b2db3432c.exe
    "C:\Users\Admin\AppData\Local\Temp\0d9d5c831a3b7fa7488bdac603ae2831c2687e73f6a4c47eb976475b2db3432c.exe"
    1⤵
    • Checks BIOS information in registry
    • Checks whether UAC is enabled
    • Writes to the Master Boot Record (MBR)
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    PID:884

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/884-54-0x0000000074C81000-0x0000000074C83000-memory.dmp
    Filesize

    8KB

  • memory/884-55-0x0000000076F80000-0x0000000077100000-memory.dmp
    Filesize

    1.5MB