Overview

overview

10

Static

static

SecuriteIn...37.exe

windows7-x64

10

SecuriteIn...37.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    177s
  • max time network
    190s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-11-2022 02:30

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General

  • Target

    SecuriteInfo.com.W32.MSIL_Kryptik.EOQ.gen.Eldorado.5598.8937.exe

  • Size

    1.1MB

  • MD5

    224c796102223bae03c696a5ba290502

  • SHA1

    86df52d59eb049d466dc0ac7db9268a279cc65c1

  • SHA256

    afd3e4f2219c7e1e0d279ed5eb653eac11a37aa59727af4522776d3289d1cb1c

  • SHA512

    c4f8dddc6d6a0e33ab9d98258c83bf2330fb2882acea82cdc0666fb7609f8bf66e6665a879b926d1e43069ad84269bd0105435f96a31341b6ccc9325c555ca59

  • SSDEEP

    24576:k+K+yAIDFFjlPMCfYIZf12xtE33Jjxn5DgfTR1KnV40sMxJTAglXXK1BI:6FvMCfYyNMtojx+HAVjJJTvK1

Score
10/10
remcosfaithpersistencerat

Malware Config

Extracted

Family

remcos

Botnet

FAITH

C2

185.206.225.51:18853

127.0.0.1:18853

10.16.225.165:18853
Attributes
  • audio_folder

    MicRecords

  • audio_path

    %AppData%

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    1

  • copy_file

    remcos.exe

  • copy_folder

    Remcos

  • delete_file

    false

  • hide_file

    false

  • hide_keylog_file

    false

  • install_flag

    false

  • install_path

    %AppData%

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • keylog_path

    %AppData%

  • mouse_option

    false

  • mutex

    Remcos-QQ9K6X

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • startup_value

    Remcos

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Signatures

  • Remcos

    Remcos is a closed-source remote control and surveillance software.

    ratremcos
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.W32.MSIL_Kryptik.EOQ.gen.Eldorado.5598.8937.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.W32.MSIL_Kryptik.EOQ.gen.Eldorado.5598.8937.exe"
    1⤵
    • Checks computer location settings
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2504
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -ENC UwB0AGEAcgB0AC0AUwBsAGUAZQBwACAALQBTAGUAYwBvAG4AZABzACAAMQAwAA==
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3604
    • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.W32.MSIL_Kryptik.EOQ.gen.Eldorado.5598.8937.exe
      C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.W32.MSIL_Kryptik.EOQ.gen.Eldorado.5598.8937.exe
      2⤵
        PID:4456

    Network

    MITRE ATT&CK Matrix ATT&CK v6

    Initial Access

    Execution

    Persistence

    Registry Run Keys / Startup Folder

    1
    T1060

    Privilege Escalation

    Defense Evasion

    Modify Registry

    1
    T1112

    Credential Access

    Discovery

    Query Registry

    1
    T1012

    System Information Discovery

    2
    T1082

    Lateral Movement

    Collection

    Exfiltration

    Command and Control

    Impact

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/2504-132-0x0000000000740000-0x0000000000860000-memory.dmp
      Filesize

      1.1MB

      Download
    • memory/2504-133-0x00000000056F0000-0x0000000005C94000-memory.dmp
      Filesize

      5.6MB

      Download
    • memory/2504-134-0x0000000005600000-0x0000000005692000-memory.dmp
      Filesize

      584KB

      Download
    • memory/2504-135-0x00000000055A0000-0x00000000055C2000-memory.dmp
      Filesize

      136KB

      Download
    • memory/3604-136-0x0000000000000000-mapping.dmp
      Download
    • memory/3604-137-0x0000000003280000-0x00000000032B6000-memory.dmp
      Filesize

      216KB

      Download
    • memory/3604-138-0x0000000005990000-0x0000000005FB8000-memory.dmp
      Filesize

      6.2MB

      Download
    • memory/3604-139-0x0000000006030000-0x0000000006096000-memory.dmp
      Filesize

      408KB

      Download
    • memory/3604-140-0x00000000061A0000-0x0000000006206000-memory.dmp
      Filesize

      408KB

      Download
    • memory/3604-141-0x0000000006830000-0x000000000684E000-memory.dmp
      Filesize

      120KB

      Download
    • memory/3604-142-0x0000000007E30000-0x00000000084AA000-memory.dmp
      Filesize

      6.5MB

      Download
    • memory/3604-143-0x0000000006C40000-0x0000000006C5A000-memory.dmp
      Filesize

      104KB

      Download
    • memory/4456-144-0x0000000000000000-mapping.dmp
      Download
    • memory/4456-145-0x0000000000400000-0x000000000047B000-memory.dmp
      Filesize

      492KB

      Download
    • memory/4456-146-0x0000000000400000-0x000000000047B000-memory.dmp
      Filesize

      492KB

      Download
    • memory/4456-147-0x0000000000400000-0x000000000047B000-memory.dmp
      Filesize

      492KB

      Download
    • memory/4456-148-0x0000000000400000-0x000000000047B000-memory.dmp
      Filesize

      492KB

      Download
    • memory/4456-149-0x0000000000400000-0x000000000047B000-memory.dmp
      Filesize

      492KB

      Download