Analysis

  • max time kernel
    78s
  • max time network
    128s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15-09-2022 12:00

General

  • Target

    bbc7afa67d651d2f47662ff481772b15de46b95b00248a9248132935a1994917.exe

  • Size

    1.6MB

  • MD5

    4d1c2df6f2a7ba9b095e028dcdf45770

  • SHA1

    b99c2f6a2809cebd1cd7f8694351f5ee6ed5b429

  • SHA256

    bbc7afa67d651d2f47662ff481772b15de46b95b00248a9248132935a1994917

  • SHA512

    da26ff8cfbe048d8c20fbc3a51fe4a39e9ca6321f88f70cd4dd5e9488a4c56dc34c98f17a06561286475cd9963a2037f5d33077abc7c8641af7d093bbce34526

  • SSDEEP

    49152:aqe5R1OkpONkvcluGq1tcbz14ST8SuKPFC:adR1skvcQt1tcbz1/B9C

Malware Config

Signatures

  • Gh0st RAT payload 2 IoCs
  • Gh0strat

    Gh0st RAT is a remote access tool (RAT) with its source code public and it has been used by multiple Chinese groups.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates connected drives 3 TTPs 23 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Modifies registry class 12 IoCs
  • Suspicious behavior: EnumeratesProcesses 62 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\bbc7afa67d651d2f47662ff481772b15de46b95b00248a9248132935a1994917.exe
    "C:\Users\Admin\AppData\Local\Temp\bbc7afa67d651d2f47662ff481772b15de46b95b00248a9248132935a1994917.exe"
    1⤵
    • Adds Run key to start application
    • Enumerates connected drives
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Checks processor information in registry
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    PID:4980

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/4980-132-0x0000000000400000-0x0000000000A5F000-memory.dmp

    Filesize

    6.4MB

  • memory/4980-133-0x0000000000400000-0x0000000000A5F000-memory.dmp

    Filesize

    6.4MB

  • memory/4980-135-0x0000000000400000-0x0000000000A5F000-memory.dmp

    Filesize

    6.4MB

  • memory/4980-136-0x0000000010000000-0x0000000010017000-memory.dmp

    Filesize

    92KB