Overview

overview

10

Static

static

3

RFQ SY103 ...24.scr

windows7-x64

10

RFQ SY103 ...24.scr

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08-04-2024 07:27

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General

  • Target

    RFQ SY103 first order 2024.scr

  • Size

    966KB

  • MD5

    9beaec299e48eb0072fd6e270d8e8cd3

  • SHA1

    a719b69d48a210af3749bccd27b4ad5185c35d8d

  • SHA256

    554b40336bad24df88cbde544cdf20d553d02ce7fee5dab9a82318d7c21471e0

  • SHA512

    d0742bee412db3abdb8ddee99ceaf45721f6c72c2b9044838d755b6e8a51377831177eb087f709efee31dc36871e2e274338734731e3d89519bebfb1e74c0733

  • SSDEEP

    24576:dtHKWYHu2k6ei445zcNjNGbr3SN2jcjR11O7Akmla:7KWYHu2kf745zCa3SN2jcjRuUkK

Score
10/10
remcosbuddycollectionratspywarestealer

Malware Config

Extracted

Family

remcos

Botnet

BUDDY

C2

192.210.201.57:52499

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-LMLI87

  • 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.

    ratremcos
  • NirSoft MailPassView 2 IoCs

    Password recovery tool for various email clients

  • NirSoft WebBrowserPassView 2 IoCs

    Password recovery tool for various web browsers

  • Nirsoft 6 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

    spywarestealer
  • Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
    collection
  • Suspicious use of SetThreadContext 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious behavior: MapViewOfSection 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 30 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\RFQ SY103 first order 2024.scr
    "C:\Users\Admin\AppData\Local\Temp\RFQ SY103 first order 2024.scr" /S
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4768
    • C:\Users\Admin\AppData\Local\Temp\RFQ SY103 first order 2024.scr
      "C:\Users\Admin\AppData\Local\Temp\RFQ SY103 first order 2024.scr"
      2⤵
        PID:2620
      • C:\Users\Admin\AppData\Local\Temp\RFQ SY103 first order 2024.scr
        "C:\Users\Admin\AppData\Local\Temp\RFQ SY103 first order 2024.scr"
        2⤵
        • Suspicious use of SetThreadContext
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:3436
        • C:\Users\Admin\AppData\Local\Temp\RFQ SY103 first order 2024.scr
          "C:\Users\Admin\AppData\Local\Temp\RFQ SY103 first order 2024.scr" /stext "C:\Users\Admin\AppData\Local\Temp\tzsryxdgdwmydyiuy"
          3⤵
          • Suspicious behavior: EnumeratesProcesses
          PID:3452
        • C:\Users\Admin\AppData\Local\Temp\RFQ SY103 first order 2024.scr
          "C:\Users\Admin\AppData\Local\Temp\RFQ SY103 first order 2024.scr" /stext "C:\Users\Admin\AppData\Local\Temp\dtxkzpozreelgmeyhfuqu"
          3⤵
            PID:5024
          • C:\Users\Admin\AppData\Local\Temp\RFQ SY103 first order 2024.scr
            "C:\Users\Admin\AppData\Local\Temp\RFQ SY103 first order 2024.scr" /stext "C:\Users\Admin\AppData\Local\Temp\dtxkzpozreelgmeyhfuqu"
            3⤵
            • Accesses Microsoft Outlook accounts
            PID:1172
          • C:\Users\Admin\AppData\Local\Temp\RFQ SY103 first order 2024.scr
            "C:\Users\Admin\AppData\Local\Temp\RFQ SY103 first order 2024.scr" /stext "C:\Users\Admin\AppData\Local\Temp\nwldzizbfnwqqsskqqorfryw"
            3⤵
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:4472

      Network

      MITRE ATT&CK Matrix ATT&CK v13

      Initial Access

      Execution

      Persistence

      Privilege Escalation

      Defense Evasion

      Credential Access

      Unsecured Credentials

      1
      T1552

      Credentials In Files

      1
      T1552.001

      Discovery

      Lateral Movement

      Collection

      Data from Local System

      1
      T1005

      Email Collection

      1
      T1114

      Exfiltration

      Command and Control

      Impact

      Resource Development

      Reconnaissance

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\ProgramData\remcos\logs.dat
        Filesize

        144B

        MD5

        66fcaf078be4c0d6872f8606dc60eb43

        SHA1

        37fd73ab391b03b22c4ea5c3e7e842256c489018

        SHA256

        bd3f2e617fd8534343b06fb2a9e9724b6eaf17a1a8569095549ab13c1442473e

        SHA512

        d3c463fd266a07193957acc32935601d118587c4b015c209c19bd5a74ab170d3c7a346817584524536d36e7bc9d6e6089172fd8627f5f597a5b246d69e511935

        Download Submit
      • C:\Users\Admin\AppData\Local\Temp\tzsryxdgdwmydyiuy
        Filesize

        4KB

        MD5

        fc8ceff5210efa58594c67ed8f49a824

        SHA1

        dba98c98becbdf81f623cdca6cd0a993022fe6cd

        SHA256

        778b7d5b90428961459c82e9881fe0fece78424d6301eb0720a96f100511f599

        SHA512

        c3b24fe5f5ba39174528ffc05544da6f22ac6aef2cac923ad139c0d044989873e004f9f5018cc0cc6847b5878f5aee96d6de823c860ac54a0fc67ff8d2d89cd1

        Download Submit
      • memory/1172-28-0x0000000000400000-0x0000000000462000-memory.dmp
        Filesize

        392KB

        Download
      • memory/1172-40-0x0000000000400000-0x0000000000462000-memory.dmp
        Filesize

        392KB

        Download
      • memory/1172-35-0x0000000000400000-0x0000000000462000-memory.dmp
        Filesize

        392KB

        Download
      • memory/1172-32-0x0000000000400000-0x0000000000462000-memory.dmp
        Filesize

        392KB

        Download
      • memory/3436-50-0x0000000010000000-0x0000000010019000-memory.dmp
        Filesize

        100KB

        Download
      • memory/3436-52-0x0000000010000000-0x0000000010019000-memory.dmp
        Filesize

        100KB

        Download
      • memory/3436-84-0x0000000000400000-0x0000000000482000-memory.dmp
        Filesize

        520KB

        Download
      • memory/3436-83-0x0000000000400000-0x0000000000482000-memory.dmp
        Filesize

        520KB

        Download
      • memory/3436-10-0x0000000000400000-0x0000000000482000-memory.dmp
        Filesize

        520KB

        Download
      • memory/3436-11-0x0000000000400000-0x0000000000482000-memory.dmp
        Filesize

        520KB

        Download
      • memory/3436-13-0x0000000000400000-0x0000000000482000-memory.dmp
        Filesize

        520KB

        Download
      • memory/3436-14-0x0000000000400000-0x0000000000482000-memory.dmp
        Filesize

        520KB

        Download
      • memory/3436-15-0x0000000000400000-0x0000000000482000-memory.dmp
        Filesize

        520KB

        Download
      • memory/3436-17-0x0000000000400000-0x0000000000482000-memory.dmp
        Filesize

        520KB

        Download
      • memory/3436-18-0x0000000000400000-0x0000000000482000-memory.dmp
        Filesize

        520KB

        Download
      • memory/3436-19-0x0000000000400000-0x0000000000482000-memory.dmp
        Filesize

        520KB

        Download
      • memory/3436-20-0x0000000000400000-0x0000000000482000-memory.dmp
        Filesize

        520KB

        Download
      • memory/3436-21-0x0000000000400000-0x0000000000482000-memory.dmp
        Filesize

        520KB

        Download
      • memory/3436-22-0x0000000000400000-0x0000000000482000-memory.dmp
        Filesize

        520KB

        Download
      • memory/3436-23-0x0000000000400000-0x0000000000482000-memory.dmp
        Filesize

        520KB

        Download
      • memory/3436-25-0x0000000000400000-0x0000000000482000-memory.dmp
        Filesize

        520KB

        Download
      • memory/3436-76-0x0000000000400000-0x0000000000482000-memory.dmp
        Filesize

        520KB

        Download
      • memory/3436-75-0x0000000000400000-0x0000000000482000-memory.dmp
        Filesize

        520KB

        Download
      • memory/3436-68-0x0000000000400000-0x0000000000482000-memory.dmp
        Filesize

        520KB

        Download
      • memory/3436-67-0x0000000000400000-0x0000000000482000-memory.dmp
        Filesize

        520KB

        Download
      • memory/3436-60-0x0000000000400000-0x0000000000482000-memory.dmp
        Filesize

        520KB

        Download
      • memory/3436-59-0x0000000000400000-0x0000000000482000-memory.dmp
        Filesize

        520KB

        Download
      • memory/3436-58-0x0000000000400000-0x0000000000482000-memory.dmp
        Filesize

        520KB

        Download
      • memory/3436-53-0x0000000000400000-0x0000000000482000-memory.dmp
        Filesize

        520KB

        Download
      • memory/3436-54-0x0000000010000000-0x0000000010019000-memory.dmp
        Filesize

        100KB

        Download
      • memory/3436-51-0x0000000010000000-0x0000000010019000-memory.dmp
        Filesize

        100KB

        Download
      • memory/3436-47-0x0000000010000000-0x0000000010019000-memory.dmp
        Filesize

        100KB

        Download
      • memory/3452-33-0x0000000000400000-0x0000000000478000-memory.dmp
        Filesize

        480KB

        Download
      • memory/3452-45-0x0000000000400000-0x0000000000478000-memory.dmp
        Filesize

        480KB

        Download
      • memory/3452-26-0x0000000000400000-0x0000000000478000-memory.dmp
        Filesize

        480KB

        Download
      • memory/3452-29-0x0000000000400000-0x0000000000478000-memory.dmp
        Filesize

        480KB

        Download
      • memory/4472-31-0x0000000000400000-0x0000000000424000-memory.dmp
        Filesize

        144KB

        Download
      • memory/4472-43-0x0000000000400000-0x0000000000424000-memory.dmp
        Filesize

        144KB

        Download
      • memory/4472-41-0x0000000000400000-0x0000000000424000-memory.dmp
        Filesize

        144KB

        Download
      • memory/4472-36-0x0000000000400000-0x0000000000424000-memory.dmp
        Filesize

        144KB

        Download
      • memory/4768-5-0x0000000005940000-0x000000000594A000-memory.dmp
        Filesize

        40KB

        Download
      • memory/4768-3-0x00000000059B0000-0x0000000005A42000-memory.dmp
        Filesize

        584KB

        Download
      • memory/4768-4-0x0000000005BF0000-0x0000000005C00000-memory.dmp
        Filesize

        64KB

        Download
      • memory/4768-1-0x0000000000E50000-0x0000000000F46000-memory.dmp
        Filesize

        984KB

        Download
      • memory/4768-0-0x0000000074E80000-0x0000000075630000-memory.dmp
        Filesize

        7.7MB

        Download
      • memory/4768-7-0x0000000005BB0000-0x0000000005BBC000-memory.dmp
        Filesize

        48KB

        Download
      • memory/4768-42-0x0000000074E80000-0x0000000075630000-memory.dmp
        Filesize

        7.7MB

        Download
      • memory/4768-6-0x0000000005BA0000-0x0000000005BB0000-memory.dmp
        Filesize

        64KB

        Download
      • memory/4768-2-0x0000000005F60000-0x0000000006504000-memory.dmp
        Filesize

        5.6MB

        Download
      • memory/4768-9-0x0000000009780000-0x000000000981C000-memory.dmp
        Filesize

        624KB

        Download
      • memory/4768-8-0x00000000070E0000-0x00000000071A0000-memory.dmp
        Filesize

        768KB

        Download