Analysis

  • max time kernel
    146s
  • max time network
    47s
  • platform
    windows7_x64
  • resource
    win7-20220901-en
  • resource tags

    arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
  • submitted
    26-11-2022 10:35

General

  • Target

    Mbot repack by DarkSideOfSoul/mBot_vSRO110.exe

  • Size

    3.0MB

  • MD5

    1c9e5f224771314c95a8902ebb177d5f

  • SHA1

    652e3bef6d1d609e5e23f00c3c8bcbaa96953719

  • SHA256

    4f17791bfbade207c01c4de9ed7d592c536eea6eee020623e378418ed4131717

  • SHA512

    ba246b4f8644976bee4a6a6e5ee0f7682ff31772418153d9a63e3cbc6b3a46b386dfc5a1a5eada3746fd8012ce305a2fa993b412cc24ffea9279ebd82be845d1

  • SSDEEP

    49152:0dXxm+8HV8+72BnIM7BM9NK/JHqN5KdXsmmwUhbcUPceEw7+j66FsoptheLLXE:WxcdYI+y9cAKlsVwObcU5Ew7BaBnh2X

Malware Config

Signatures

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • Checks BIOS information in registry 2 TTPs 1 IoCs

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

  • 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.

  • 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
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Mbot repack by DarkSideOfSoul\mBot_vSRO110.exe
    "C:\Users\Admin\AppData\Local\Temp\Mbot repack by DarkSideOfSoul\mBot_vSRO110.exe"
    1⤵
    • Identifies VirtualBox via ACPI registry values (likely anti-VM)
    • Checks BIOS information in registry
    • Identifies Wine through registry keys
    • Checks whether UAC is enabled
    • Writes to the Master Boot Record (MBR)
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: GetForegroundWindowSpam
    PID:1284

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/1284-54-0x0000000000400000-0x0000000000DB7000-memory.dmp

    Filesize

    9.7MB

  • memory/1284-55-0x0000000075931000-0x0000000075933000-memory.dmp

    Filesize

    8KB

  • memory/1284-56-0x0000000076F80000-0x0000000077100000-memory.dmp

    Filesize

    1.5MB

  • memory/1284-57-0x0000000000400000-0x0000000000DB7000-memory.dmp

    Filesize

    9.7MB

  • memory/1284-58-0x0000000000400000-0x0000000000DB7000-memory.dmp

    Filesize

    9.7MB

  • memory/1284-59-0x0000000076F80000-0x0000000077100000-memory.dmp

    Filesize

    1.5MB

  • memory/1284-60-0x0000000000400000-0x0000000000DB7000-memory.dmp

    Filesize

    9.7MB