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Analysis

  • max time kernel
    112s
  • max time network
    33s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    27/11/2022, 10:03

General

  • Target

    f25713397f953a9e6757d3fb2834a74a0ccbc8cdfbbcf0997540fea4ad42d5a1.exe

  • Size

    1.7MB

  • MD5

    a561fc3e00d254c02d09c102d3353624

  • SHA1

    d7a438aef2b3541f49e60e40f225b994ab01148f

  • SHA256

    f25713397f953a9e6757d3fb2834a74a0ccbc8cdfbbcf0997540fea4ad42d5a1

  • SHA512

    6b1cb2e8983f24dab1095170c38afff611b8b2a5f1014bf59058eb17de089006e804bb295e6b927d05eaea75b19aeeab90d6e0cd88f5d5494556b8bea658900f

  • SSDEEP

    49152:x5muF4rvhq1oirPvK56UwK4ReqE/OvXc:TmjGoiI+K4RfE

Malware Config

Signatures

  • Identifies Wine through registry keys 2 TTPs 1 IoCs

    Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • 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
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f25713397f953a9e6757d3fb2834a74a0ccbc8cdfbbcf0997540fea4ad42d5a1.exe
    "C:\Users\Admin\AppData\Local\Temp\f25713397f953a9e6757d3fb2834a74a0ccbc8cdfbbcf0997540fea4ad42d5a1.exe"
    1⤵
    • Identifies Wine through registry keys
    • Adds Run key to start application
    • Checks whether UAC is enabled
    • Writes to the Master Boot Record (MBR)
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: GetForegroundWindowSpam
    PID:1644

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

  • memory/1644-54-0x0000000000400000-0x00000000007A7000-memory.dmp

    Filesize

    3.7MB

  • memory/1644-55-0x0000000000400000-0x00000000007A7000-memory.dmp

    Filesize

    3.7MB

  • memory/1644-56-0x0000000000400000-0x00000000007A7000-memory.dmp

    Filesize

    3.7MB

  • memory/1644-57-0x0000000000400000-0x00000000007A7000-memory.dmp

    Filesize

    3.7MB