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Analysis

  • max time kernel
    149s
  • max time network
    146s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02/09/2024, 13:18

General

  • Target

    SecuriteInfo.com.Win32.PWSX-gen.3135.16188.exe

  • Size

    928KB

  • MD5

    2f152c46d438316bf3f0bf69147d3198

  • SHA1

    d7cfbadb49cab8fdbbe536452bce74b7f7a0d74f

  • SHA256

    b22f032935d1ecabe852ea8f41bc541c19367c380ba2f502b398f3fc8b775e82

  • SHA512

    090198731df32c3bde77a9920e22cc1aa64e184cd3f547e0a00e2d837c7acaa70e9ae730b3b683f3b645a0dab0442dcac7b4e289e6c52e65e336d0229263b98e

  • SSDEEP

    24576:IEOhFc0Szr3X/tuv+KBSh+4TCgIJwYezARFO:IEcWlzrHqqOezw

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

192.3.64.152:2559

Attributes
  • audio_folder

    MicRecords

  • 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

  • keylog_crypt

    false

  • keylog_file

    logs.dat

  • keylog_flag

    false

  • keylog_folder

    remcos

  • mouse_option

    false

  • mutex

    Rmc-TS121V

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Signatures

  • Remcos

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

  • Suspicious use of SetThreadContext 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.3135.16188.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.3135.16188.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1220
    • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.3135.16188.exe
      "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.3135.16188.exe"
      2⤵
        PID:4288
      • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.3135.16188.exe
        "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.3135.16188.exe"
        2⤵
        • System Location Discovery: System Language Discovery
        PID:3280

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • memory/1220-16-0x00000000746D0000-0x0000000074E80000-memory.dmp

      Filesize

      7.7MB

    • memory/1220-1-0x0000000000EB0000-0x0000000000F9C000-memory.dmp

      Filesize

      944KB

    • memory/1220-2-0x0000000005E90000-0x0000000006434000-memory.dmp

      Filesize

      5.6MB

    • memory/1220-3-0x0000000005980000-0x0000000005A12000-memory.dmp

      Filesize

      584KB

    • memory/1220-4-0x0000000005950000-0x000000000595A000-memory.dmp

      Filesize

      40KB

    • memory/1220-5-0x00000000746D0000-0x0000000074E80000-memory.dmp

      Filesize

      7.7MB

    • memory/1220-6-0x0000000005E70000-0x0000000005E88000-memory.dmp

      Filesize

      96KB

    • memory/1220-7-0x00000000746DE000-0x00000000746DF000-memory.dmp

      Filesize

      4KB

    • memory/1220-8-0x00000000746D0000-0x0000000074E80000-memory.dmp

      Filesize

      7.7MB

    • memory/1220-9-0x0000000006C80000-0x0000000006D40000-memory.dmp

      Filesize

      768KB

    • memory/1220-10-0x0000000006F30000-0x0000000006FCC000-memory.dmp

      Filesize

      624KB

    • memory/1220-0-0x00000000746DE000-0x00000000746DF000-memory.dmp

      Filesize

      4KB

    • memory/3280-21-0x0000000000400000-0x0000000000482000-memory.dmp

      Filesize

      520KB

    • memory/3280-24-0x0000000000400000-0x0000000000482000-memory.dmp

      Filesize

      520KB

    • memory/3280-11-0x0000000000400000-0x0000000000482000-memory.dmp

      Filesize

      520KB

    • memory/3280-12-0x0000000000400000-0x0000000000482000-memory.dmp

      Filesize

      520KB

    • memory/3280-25-0x0000000000400000-0x0000000000482000-memory.dmp

      Filesize

      520KB

    • memory/3280-18-0x0000000000400000-0x0000000000482000-memory.dmp

      Filesize

      520KB

    • memory/3280-20-0x0000000000400000-0x0000000000482000-memory.dmp

      Filesize

      520KB

    • memory/3280-19-0x0000000000400000-0x0000000000482000-memory.dmp

      Filesize

      520KB

    • memory/3280-15-0x0000000000400000-0x0000000000482000-memory.dmp

      Filesize

      520KB

    • memory/3280-14-0x0000000000400000-0x0000000000482000-memory.dmp

      Filesize

      520KB

    • memory/3280-17-0x0000000000400000-0x0000000000482000-memory.dmp

      Filesize

      520KB

    • memory/3280-26-0x0000000000400000-0x0000000000482000-memory.dmp

      Filesize

      520KB

    • memory/3280-27-0x0000000000400000-0x0000000000482000-memory.dmp

      Filesize

      520KB

    • memory/3280-29-0x0000000000400000-0x0000000000482000-memory.dmp

      Filesize

      520KB

    • memory/3280-30-0x0000000000400000-0x0000000000482000-memory.dmp

      Filesize

      520KB

    • memory/3280-31-0x0000000000400000-0x0000000000482000-memory.dmp

      Filesize

      520KB

    • memory/3280-34-0x0000000000400000-0x0000000000482000-memory.dmp

      Filesize

      520KB

    • memory/3280-33-0x0000000000400000-0x0000000000482000-memory.dmp

      Filesize

      520KB