Analysis

  • max time kernel
    148s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13-09-2024 01:35

General

  • Target

    9bef149490674703ed211bd591252d0c1557251e2e0844f4d5885d84ec0207ff.exe

  • Size

    1.2MB

  • MD5

    b54974cd7b04beb5d6c5377ff6170f7b

  • SHA1

    229eaffc4f15cbf5b2e21d9360e396aee53fb1b7

  • SHA256

    9bef149490674703ed211bd591252d0c1557251e2e0844f4d5885d84ec0207ff

  • SHA512

    ac5d5bc201933745399d16d2e65967129005d1a41aed4b3988ada76ce9926b752322e075353728fcacbcd84dacd9c74ca62a215a3bec3810b10c986e4302cf11

  • SSDEEP

    24576:2AHnh+eWsN3skA4RV1Hom2KXMmHa3fGd4WclYQnJ/J+MB8hCdC45:Rh+ZkldoPK8Ya3ed4WcyAJB+M+hM

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

45.95.169.137:2404

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-203ZZ1

  • 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.

  • Drops startup file 1 IoCs
  • Executes dropped EXE 1 IoCs
  • AutoIT Executable 1 IoCs

    AutoIT scripts compiled to PE executables.

  • Suspicious use of SetThreadContext 1 IoCs
  • 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.

  • Suspicious behavior: MapViewOfSection 1 IoCs
  • Suspicious use of FindShellTrayWindow 5 IoCs
  • Suspicious use of SendNotifyMessage 5 IoCs
  • Suspicious use of WriteProcessMemory 7 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\9bef149490674703ed211bd591252d0c1557251e2e0844f4d5885d84ec0207ff.exe
    "C:\Users\Admin\AppData\Local\Temp\9bef149490674703ed211bd591252d0c1557251e2e0844f4d5885d84ec0207ff.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SendNotifyMessage
    • Suspicious use of WriteProcessMemory
    PID:4608
    • C:\Users\Admin\AppData\Local\directory\icon.exe
      "C:\Users\Admin\AppData\Local\Temp\9bef149490674703ed211bd591252d0c1557251e2e0844f4d5885d84ec0207ff.exe"
      2⤵
      • Drops startup file
      • Executes dropped EXE
      • Suspicious use of SetThreadContext
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:2496
      • C:\Windows\SysWOW64\svchost.exe
        "C:\Users\Admin\AppData\Local\Temp\9bef149490674703ed211bd591252d0c1557251e2e0844f4d5885d84ec0207ff.exe"
        3⤵
        • System Location Discovery: System Language Discovery
        PID:4104

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\demonetising

    Filesize

    64KB

    MD5

    b2b5c83281601625558eca3d3b3765fd

    SHA1

    77f60378a0d713ee275beeeae6277c5b5753fc24

    SHA256

    57911ec09b4d4990f0908f1ef14ea7cbbf3e2dba037fb146d8569a97d6898e75

    SHA512

    977c473c28b3389855d358b03057039abfc1184cbea975eacd8118c3c84212405933503c0e85952fc63a52392de43272aba892c4f99d5679c7b0d10f4c847860

  • C:\Users\Admin\AppData\Local\Temp\demonetising

    Filesize

    196KB

    MD5

    b034f1aaa54283ee47c256574a85ff9a

    SHA1

    5de291e89694d741e0af1bd240d1bab7a8988dcf

    SHA256

    10f5c3a669be97b559ab6b46cee58a290cccc74ccaa411723f278080a708ea3a

    SHA512

    83cedbd49ff14e9f4febdd5f06606886f07d79d812e17eb7c936aa5ea89982d99e398122331c0a69f7684495f56777a7e6c3d195b359376700c03c447572964a

  • C:\Users\Admin\AppData\Local\directory\icon.exe

    Filesize

    1.2MB

    MD5

    b54974cd7b04beb5d6c5377ff6170f7b

    SHA1

    229eaffc4f15cbf5b2e21d9360e396aee53fb1b7

    SHA256

    9bef149490674703ed211bd591252d0c1557251e2e0844f4d5885d84ec0207ff

    SHA512

    ac5d5bc201933745399d16d2e65967129005d1a41aed4b3988ada76ce9926b752322e075353728fcacbcd84dacd9c74ca62a215a3bec3810b10c986e4302cf11

  • memory/4104-30-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/4104-31-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/4104-32-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/4104-33-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/4104-34-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/4104-35-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/4104-36-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/4104-37-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/4104-38-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/4104-39-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/4104-40-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/4104-41-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/4104-42-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/4104-43-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/4104-44-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/4104-45-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/4104-46-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/4104-47-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/4104-48-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/4104-49-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/4104-50-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/4104-51-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/4104-52-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/4104-53-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/4104-54-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/4104-55-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/4104-56-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/4104-57-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/4104-58-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/4104-59-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/4104-60-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/4104-61-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/4104-62-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/4104-63-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/4104-64-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/4104-65-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/4104-66-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/4104-67-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/4104-68-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/4104-69-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/4104-70-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/4104-71-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/4104-72-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/4104-73-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/4104-74-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/4104-75-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/4104-76-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/4104-77-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/4104-78-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/4104-79-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/4104-80-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/4104-81-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/4104-82-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/4104-83-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/4104-84-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/4104-85-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/4104-86-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/4104-87-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/4104-88-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/4104-89-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/4104-90-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/4104-91-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/4104-92-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/4104-93-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/4104-94-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/4608-11-0x0000000003E10000-0x0000000003E14000-memory.dmp

    Filesize

    16KB