Resubmissions

31/03/2025, 16:24

250331-twelnsttd1 10

20/09/2021, 11:07

210920-m7864agdhk 10

Analysis

  • max time kernel
    108s
  • max time network
    116s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250314-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-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
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • 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 behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 14 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⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2012
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\LvfcqXStYW" /XML "C:\Users\Admin\AppData\Local\Temp\tmpD10B.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:4996
    • C:\Users\Admin\AppData\Local\Temp\ttcopy.exe
      "{path}"
      2⤵
        PID:384
      • C:\Users\Admin\AppData\Local\Temp\ttcopy.exe
        "{path}"
        2⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        PID:1888

    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

      bb3d30439ec1e6435c3eac4df8c1d2e3

      SHA1

      c901d5946e53ae0a9e2417c8dfaf5786a0037422

      SHA256

      182adf89e57f80a92db9a5e13105cd59544f37855ca35f98116a0182ddd3b2e6

      SHA512

      d3547aadf665ce2552b3dfa350b80a5e813aa346870fb2b05a3b998096eebf563143bffe964e0f7243761b79420d1adf02f735779902901d1a41a1f35c557572

    • C:\Users\Admin\AppData\Local\Temp\tmpD10B.tmp

      Filesize

      1KB

      MD5

      395cc7e6ed19445d550f4a377dbeb78d

      SHA1

      6eea6d86742b04d43390631a076dc4689427c9b9

      SHA256

      981c375a12c8c1807b48ba80248ae5dc23d1feba73fa799d28b6682f7bfb9fe1

      SHA512

      204da6e7fe04860ef74a783e8c45a9634adcf547a3acf34857a87d02296aa16558de584648b41d8f7082bf86d598f2efd3c3f87c11523ade563e1384a39f3829

    • memory/1888-28-0x0000000074C60000-0x0000000075410000-memory.dmp

      Filesize

      7.7MB

    • memory/1888-27-0x00000000051E0000-0x00000000052EA000-memory.dmp

      Filesize

      1.0MB

    • memory/1888-26-0x0000000074C60000-0x0000000075410000-memory.dmp

      Filesize

      7.7MB

    • memory/1888-25-0x0000000004F50000-0x0000000004F9C000-memory.dmp

      Filesize

      304KB

    • memory/1888-24-0x00000000028B0000-0x00000000028EC000-memory.dmp

      Filesize

      240KB

    • memory/1888-22-0x00000000056F0000-0x0000000005D08000-memory.dmp

      Filesize

      6.1MB

    • memory/1888-23-0x0000000002850000-0x0000000002862000-memory.dmp

      Filesize

      72KB

    • memory/1888-21-0x0000000074C60000-0x0000000075410000-memory.dmp

      Filesize

      7.7MB

    • memory/1888-17-0x0000000000400000-0x000000000041E000-memory.dmp

      Filesize

      120KB

    • memory/2012-6-0x0000000074C60000-0x0000000075410000-memory.dmp

      Filesize

      7.7MB

    • memory/2012-8-0x0000000006220000-0x0000000006574000-memory.dmp

      Filesize

      3.3MB

    • memory/2012-13-0x00000000070B0000-0x00000000070CE000-memory.dmp

      Filesize

      120KB

    • memory/2012-11-0x0000000074C60000-0x0000000075410000-memory.dmp

      Filesize

      7.7MB

    • memory/2012-10-0x0000000074C6E000-0x0000000074C6F000-memory.dmp

      Filesize

      4KB

    • memory/2012-20-0x0000000074C60000-0x0000000075410000-memory.dmp

      Filesize

      7.7MB

    • memory/2012-9-0x0000000003040000-0x0000000003054000-memory.dmp

      Filesize

      80KB

    • memory/2012-12-0x0000000007040000-0x00000000070B0000-memory.dmp

      Filesize

      448KB

    • memory/2012-7-0x00000000059A0000-0x00000000059F6000-memory.dmp

      Filesize

      344KB

    • memory/2012-0-0x0000000074C6E000-0x0000000074C6F000-memory.dmp

      Filesize

      4KB

    • memory/2012-5-0x0000000005740000-0x000000000574A000-memory.dmp

      Filesize

      40KB

    • memory/2012-4-0x0000000005760000-0x00000000057F2000-memory.dmp

      Filesize

      584KB

    • memory/2012-3-0x0000000005C70000-0x0000000006214000-memory.dmp

      Filesize

      5.6MB

    • memory/2012-2-0x0000000005620000-0x00000000056BC000-memory.dmp

      Filesize

      624KB

    • memory/2012-1-0x0000000000B40000-0x0000000000CAE000-memory.dmp

      Filesize

      1.4MB