Analysis

  • max time kernel
    150s
  • max time network
    159s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13/01/2024, 11:24

General

  • Target

    58cd344626319c5b2a533871979b4225.exe

  • Size

    1.9MB

  • MD5

    58cd344626319c5b2a533871979b4225

  • SHA1

    7720d2f88a0ea1495ae13ceb6f9d5d08fa6a696e

  • SHA256

    c3e9175742396eb00a44a0c826d698ad3e639159d2ad81391f2a42e74196340e

  • SHA512

    7effb6fb2be297a3f5de7b6d85e3855eb667f80ae8649cdd0c6a3e8a4e3d691bfd817ae4c4630667f7104dd3ba5502c8558653d98756e7aefe60bce3a6522881

  • SSDEEP

    49152:v/QOhFsIBdVbb6Wvg6glBFSsSeRRoN83a5lbvw:v/bFsQfb6WvdglBFSCR2JI

Malware Config

Extracted

Family

redline

Botnet

qawsedrf

C2

65.21.162.231:41328

Signatures

  • RedLine

    RedLine Stealer is a malware family written in C#, first appearing in early 2020.

  • SectopRAT

    SectopRAT is a remote access trojan first seen in November 2019.

  • SectopRAT payload 2 IoCs
  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs
  • Checks BIOS information in registry 2 TTPs 2 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
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\58cd344626319c5b2a533871979b4225.exe
    "C:\Users\Admin\AppData\Local\Temp\58cd344626319c5b2a533871979b4225.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 use of AdjustPrivilegeToken
    PID:1288

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • memory/1288-0-0x0000000000DB0000-0x0000000001286000-memory.dmp

          Filesize

          4.8MB

        • memory/1288-1-0x0000000077AB4000-0x0000000077AB6000-memory.dmp

          Filesize

          8KB

        • memory/1288-3-0x00000000748B0000-0x0000000075060000-memory.dmp

          Filesize

          7.7MB

        • memory/1288-4-0x0000000000DB0000-0x0000000001286000-memory.dmp

          Filesize

          4.8MB

        • memory/1288-5-0x0000000000DB0000-0x0000000001286000-memory.dmp

          Filesize

          4.8MB

        • memory/1288-6-0x0000000006370000-0x0000000006988000-memory.dmp

          Filesize

          6.1MB

        • memory/1288-7-0x0000000005E00000-0x0000000005E12000-memory.dmp

          Filesize

          72KB

        • memory/1288-8-0x0000000005E60000-0x0000000005E9C000-memory.dmp

          Filesize

          240KB

        • memory/1288-9-0x0000000005FE0000-0x0000000005FF0000-memory.dmp

          Filesize

          64KB

        • memory/1288-10-0x0000000005EA0000-0x0000000005EEC000-memory.dmp

          Filesize

          304KB

        • memory/1288-11-0x0000000006100000-0x000000000620A000-memory.dmp

          Filesize

          1.0MB

        • memory/1288-14-0x0000000000DB0000-0x0000000001286000-memory.dmp

          Filesize

          4.8MB

        • memory/1288-15-0x00000000748B0000-0x0000000075060000-memory.dmp

          Filesize

          7.7MB

        • memory/1288-16-0x0000000005FE0000-0x0000000005FF0000-memory.dmp

          Filesize

          64KB