Resubmissions

31/03/2025, 16:24

250331-twelnsttd1 10

20/09/2021, 11:07

210920-m7864agdhk 10

Analysis

  • max time kernel
    109s
  • max time network
    117s
  • platform
    windows11-21h2_x64
  • resource
    win11-20250313-en
  • resource tags

    arch:x64arch:x86image:win11-20250313-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    31/03/2025, 16:24

General

  • Target

    ttcopy.exe

  • Size

    1.4MB

  • MD5

    eace0039dd2f8fb2a963b0cf8208b8ed

  • SHA1

    3c9095b0e6b423b17abb966bc2dce7092a05fe70

  • SHA256

    3e66d72e6cb4fab3bf03a7a1ba048e661b9669928a021140d4d0cde12ced097f

  • SHA512

    eaf1ffb532deda9424cbfb3655dbe423f6e0ec289dd7eeec02714eef516e068c0fa15c914fc69f146d5d9a3839b6a34d2a81925953c66b4b0252ae28c7345135

  • SSDEEP

    12288:p2hhDcnbPxuhAjGSJTRQ2b+pth7BmwE5Td3o:MEbPAhAiSJTRQ2bSthtmwEp6

Malware Config

Extracted

Family

redline

Botnet

cheat

C2

103.168.67.29:6677

Signatures

  • RedLine

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

  • RedLine payload 1 IoCs
  • Redline family
  • SectopRAT

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

  • SectopRAT payload 1 IoCs
  • Sectoprat family
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 3 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 11 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ttcopy.exe
    C:\Users\Admin\AppData\Local\Temp\ttcopy.exe bcdedit /c set shutdown /r readonly /f force /t 2
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:5328
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\LvfcqXStYW" /XML "C:\Users\Admin\AppData\Local\Temp\tmp6BE4.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:444
    • C:\Users\Admin\AppData\Local\Temp\ttcopy.exe
      "{path}"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      PID:5224

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\ttcopy.exe.log

    Filesize

    1KB

    MD5

    0bb9464407f22640d077b360c0c4c043

    SHA1

    e7c706efed8190e20b91f2224f34cdbbae72472c

    SHA256

    6e16f7e270ab26b7cec3845b14f2e57962615439ce4e237836e42e020e1f9a91

    SHA512

    83512df5fe328ae7120b35f619d1715d97411e21f4ec58acc67002e5d131387b8c90475e6994336ceac20e7febfff5cd2b61ba752cbcaeedd7d3066c3907d8d6

  • C:\Users\Admin\AppData\Local\Temp\tmp6BE4.tmp

    Filesize

    1KB

    MD5

    f7c1360175a4b41d90d266e55ca3feae

    SHA1

    863a7ded97c7196d93c60fdf101c613ace55d380

    SHA256

    a089741a1cee89f1b12793791c4cce337671adc103cd5c76daf414319cc6a9ed

    SHA512

    cda25cc684f19b3a12af9ea8743c2945c290a70f0875440621810f30b4505c08b87163356134360aad06f414dd238d3586da982dc04a332732a24eace6233986

  • memory/5224-28-0x00000000746F0000-0x0000000074EA1000-memory.dmp

    Filesize

    7.7MB

  • memory/5224-27-0x0000000005B70000-0x0000000005C7A000-memory.dmp

    Filesize

    1.0MB

  • memory/5224-25-0x0000000005910000-0x000000000595C000-memory.dmp

    Filesize

    304KB

  • memory/5224-26-0x00000000746F0000-0x0000000074EA1000-memory.dmp

    Filesize

    7.7MB

  • memory/5224-24-0x00000000057D0000-0x000000000580C000-memory.dmp

    Filesize

    240KB

  • memory/5224-23-0x0000000005770000-0x0000000005782000-memory.dmp

    Filesize

    72KB

  • memory/5224-22-0x0000000005D90000-0x00000000063A8000-memory.dmp

    Filesize

    6.1MB

  • memory/5224-21-0x00000000746F0000-0x0000000074EA1000-memory.dmp

    Filesize

    7.7MB

  • memory/5224-17-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/5328-6-0x00000000058D0000-0x0000000005926000-memory.dmp

    Filesize

    344KB

  • memory/5328-8-0x0000000005970000-0x0000000005CC7000-memory.dmp

    Filesize

    3.3MB

  • memory/5328-13-0x0000000002F20000-0x0000000002F3E000-memory.dmp

    Filesize

    120KB

  • memory/5328-11-0x00000000746F0000-0x0000000074EA1000-memory.dmp

    Filesize

    7.7MB

  • memory/5328-10-0x00000000746FE000-0x00000000746FF000-memory.dmp

    Filesize

    4KB

  • memory/5328-9-0x0000000002EA0000-0x0000000002EB4000-memory.dmp

    Filesize

    80KB

  • memory/5328-20-0x00000000746F0000-0x0000000074EA1000-memory.dmp

    Filesize

    7.7MB

  • memory/5328-12-0x0000000006FB0000-0x0000000007020000-memory.dmp

    Filesize

    448KB

  • memory/5328-7-0x00000000746F0000-0x0000000074EA1000-memory.dmp

    Filesize

    7.7MB

  • memory/5328-0-0x00000000746FE000-0x00000000746FF000-memory.dmp

    Filesize

    4KB

  • memory/5328-5-0x0000000005610000-0x000000000561A000-memory.dmp

    Filesize

    40KB

  • memory/5328-4-0x00000000056D0000-0x0000000005762000-memory.dmp

    Filesize

    584KB

  • memory/5328-3-0x0000000005D30000-0x00000000062D6000-memory.dmp

    Filesize

    5.6MB

  • memory/5328-2-0x0000000005630000-0x00000000056CC000-memory.dmp

    Filesize

    624KB

  • memory/5328-1-0x0000000000A00000-0x0000000000B6E000-memory.dmp

    Filesize

    1.4MB