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 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⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4468
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\LvfcqXStYW" /XML "C:\Users\Admin\AppData\Local\Temp\tmpDE1B.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:3936
    • C:\Users\Admin\AppData\Local\Temp\ttcopy.exe
      "{path}"
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      PID:1664

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\tmpDE1B.tmp

    Filesize

    1KB

    MD5

    453f8611e59931c34cdf4451555756c7

    SHA1

    17df92cc12d039974f027d4bc717cfb513299106

    SHA256

    d0b980ef32f846d59ceec6d527c2ba10719bd9f8d2fca75ffc5f96b07a654dd0

    SHA512

    b2187d765854b385f57395595f1bc45a345986a2c998129b2172a43165c53f37d5760586abd1fdd4002c0a183a998b93b3e0fe9abee27061440cf7f925e73263

  • memory/1664-28-0x0000000075390000-0x0000000075B40000-memory.dmp

    Filesize

    7.7MB

  • memory/1664-27-0x0000000005910000-0x0000000005A1A000-memory.dmp

    Filesize

    1.0MB

  • memory/1664-25-0x00000000056D0000-0x000000000571C000-memory.dmp

    Filesize

    304KB

  • memory/1664-26-0x0000000075390000-0x0000000075B40000-memory.dmp

    Filesize

    7.7MB

  • memory/1664-24-0x0000000005570000-0x00000000055AC000-memory.dmp

    Filesize

    240KB

  • memory/1664-21-0x0000000075390000-0x0000000075B40000-memory.dmp

    Filesize

    7.7MB

  • memory/1664-22-0x0000000005BF0000-0x0000000006208000-memory.dmp

    Filesize

    6.1MB

  • memory/1664-23-0x00000000054D0000-0x00000000054E2000-memory.dmp

    Filesize

    72KB

  • memory/1664-17-0x0000000000400000-0x000000000041E000-memory.dmp

    Filesize

    120KB

  • memory/4468-6-0x0000000075390000-0x0000000075B40000-memory.dmp

    Filesize

    7.7MB

  • memory/4468-8-0x0000000005DD0000-0x0000000006124000-memory.dmp

    Filesize

    3.3MB

  • memory/4468-13-0x0000000006950000-0x000000000696E000-memory.dmp

    Filesize

    120KB

  • memory/4468-11-0x0000000075390000-0x0000000075B40000-memory.dmp

    Filesize

    7.7MB

  • memory/4468-10-0x000000007539E000-0x000000007539F000-memory.dmp

    Filesize

    4KB

  • memory/4468-19-0x0000000075390000-0x0000000075B40000-memory.dmp

    Filesize

    7.7MB

  • memory/4468-9-0x0000000002A60000-0x0000000002A74000-memory.dmp

    Filesize

    80KB

  • memory/4468-12-0x0000000009180000-0x00000000091F0000-memory.dmp

    Filesize

    448KB

  • memory/4468-7-0x0000000005510000-0x0000000005566000-memory.dmp

    Filesize

    344KB

  • memory/4468-0-0x000000007539E000-0x000000007539F000-memory.dmp

    Filesize

    4KB

  • memory/4468-5-0x00000000052B0000-0x00000000052BA000-memory.dmp

    Filesize

    40KB

  • memory/4468-4-0x0000000005310000-0x00000000053A2000-memory.dmp

    Filesize

    584KB

  • memory/4468-3-0x0000000005820000-0x0000000005DC4000-memory.dmp

    Filesize

    5.6MB

  • memory/4468-2-0x00000000051D0000-0x000000000526C000-memory.dmp

    Filesize

    624KB

  • memory/4468-1-0x00000000006B0000-0x000000000081E000-memory.dmp

    Filesize

    1.4MB