Overview

overview

10

Static

static

3

c3f09a0d0d...32.exe

windows7-x64

10

c3f09a0d0d...32.exe

windows10-1703-x64

10

c3f09a0d0d...32.exe

windows10-2004-x64

10

c3f09a0d0d...32.exe

windows11-21h2-x64

10

Resubmissions

09-04-2024 14:12

240409-rh1kwace2w 10

09-04-2024 14:12

240409-rhzzcace2v 10

09-04-2024 14:12

240409-rhzctace2t 10

09-04-2024 14:12

240409-rhyraace2s 10

04-04-2024 02:29

240404-cyldkacg38 10

Analysis

  • max time kernel
    1197s
  • max time network
    1207s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    09-04-2024 14:12

Sharing

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General

  • Target

    c3f09a0d0dacc5d6ab41cc028c18523cba4e1667f9688a21c4cafac980a19232.exe

  • Size

    567KB

  • MD5

    9a12cd3ad2a3a069cc5584ad9898ef31

  • SHA1

    382be6fabd231519f6562d966b63e4193c2befb8

  • SHA256

    c3f09a0d0dacc5d6ab41cc028c18523cba4e1667f9688a21c4cafac980a19232

  • SHA512

    f564be2951509bdf5a61b6e9c609b74b37530fbd06b7dd7e9180667eac18259f8ff06ce9d5bb042412375837883e14273ba341f77293af18d132216371dd1444

  • SSDEEP

    12288:l82iNlw0VQblYG0iGSQSpGrDJZ5vdkN1dB6duNvt9X7BCtAZV7wdEAmD:m1XtQ5x0RSQZTNdk1P/Ad

Score
10/10
remcosggrat

Malware Config

Extracted

Family

remcos

Version

1.7 Pro

Botnet

gg

C2

62.102.148.185:9771

Attributes
  • audio_folder

    audio

  • audio_path

    %AppData%

  • audio_record_time

    5

  • connect_delay

    0

  • connect_interval

    5

  • 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

    newstart

  • keylog_path

    %AppData%

  • mouse_option

    false

  • mutex

    remcos_wgwfvnfssp

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screens

  • screenshot_path

    %AppData%

  • screenshot_time

    1

  • startup_value

    remcos

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Signatures

  • Remcos

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

    ratremcos
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Creates scheduled task(s) 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

    persistence
  • Suspicious behavior: EnumeratesProcesses 12 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 22 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c3f09a0d0dacc5d6ab41cc028c18523cba4e1667f9688a21c4cafac980a19232.exe
    "C:\Users\Admin\AppData\Local\Temp\c3f09a0d0dacc5d6ab41cc028c18523cba4e1667f9688a21c4cafac980a19232.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2300
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Local\Temp\c3f09a0d0dacc5d6ab41cc028c18523cba4e1667f9688a21c4cafac980a19232.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2448
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\foIcbEsQbkbkPw.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2588
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\foIcbEsQbkbkPw" /XML "C:\Users\Admin\AppData\Local\Temp\tmpEF20.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:2420
    • C:\Users\Admin\AppData\Local\Temp\c3f09a0d0dacc5d6ab41cc028c18523cba4e1667f9688a21c4cafac980a19232.exe
      "C:\Users\Admin\AppData\Local\Temp\c3f09a0d0dacc5d6ab41cc028c18523cba4e1667f9688a21c4cafac980a19232.exe"
      2⤵
      • Suspicious use of SetWindowsHookEx
      PID:1928

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmpEF20.tmp
    Filesize

    1KB

    MD5

    507ac7b8675177c37d46a89a9e807dea

    SHA1

    c0f6b39c1adc70776e55a8c11de32b59dccbee69

    SHA256

    74b57f481a367a8abd6443475d990fe712c16750cec665b95acce8d9876cb239

    SHA512

    168fff9e5b0a1dcc208827004ba4539535661064191fd1a4509df0ac08b134b6a649fc90e354ffae0898226db5812e79937b3ce1db713fd49431d96d87e1b5e8

    Download Submit
  • C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\d93f411851d7c929.customDestinations-ms
    Filesize

    7KB

    MD5

    1df6f1f0eacf8bfbfbf703fc63f807e0

    SHA1

    5e216b92f459a5b0c7630631c43dc2bf41235319

    SHA256

    d68f6be637a3ce43a6565d2a23e9ba63e075b3696a38abca929e449475532e21

    SHA512

    7b1a576d9fcddab41a25afaccdacb40e50305e4b368ece8fba0d85598b31439ed18b8ebb368a9ffe038f81fb49d74aa850bb72d21b89b8cfa70ae2e7aa9f5b5f

    Download Submit
  • memory/1928-27-0x0000000000400000-0x0000000000417000-memory.dmp
    Filesize

    92KB

    Download
  • memory/1928-46-0x0000000000400000-0x0000000000417000-memory.dmp
    Filesize

    92KB

    Download
  • memory/1928-34-0x0000000000400000-0x0000000000417000-memory.dmp
    Filesize

    92KB

    Download
  • memory/1928-32-0x0000000000400000-0x0000000000417000-memory.dmp
    Filesize

    92KB

    Download
  • memory/1928-31-0x0000000000400000-0x0000000000417000-memory.dmp
    Filesize

    92KB

    Download
  • memory/1928-30-0x0000000000400000-0x0000000000417000-memory.dmp
    Filesize

    92KB

    Download
  • memory/1928-25-0x000000007EFDE000-0x000000007EFDF000-memory.dmp
    Filesize

    4KB

    Download
  • memory/1928-24-0x0000000000400000-0x0000000000417000-memory.dmp
    Filesize

    92KB

    Download
  • memory/1928-20-0x0000000000400000-0x0000000000417000-memory.dmp
    Filesize

    92KB

    Download
  • memory/1928-21-0x0000000000400000-0x0000000000417000-memory.dmp
    Filesize

    92KB

    Download
  • memory/1928-22-0x0000000000400000-0x0000000000417000-memory.dmp
    Filesize

    92KB

    Download
  • memory/1928-23-0x0000000000400000-0x0000000000417000-memory.dmp
    Filesize

    92KB

    Download
  • memory/2300-5-0x00000000745D0000-0x0000000074CBE000-memory.dmp
    Filesize

    6.9MB

    Download
  • memory/2300-2-0x0000000000590000-0x00000000005D0000-memory.dmp
    Filesize

    256KB

    Download
  • memory/2300-4-0x0000000000510000-0x000000000051C000-memory.dmp
    Filesize

    48KB

    Download
  • memory/2300-7-0x0000000000590000-0x00000000005D0000-memory.dmp
    Filesize

    256KB

    Download
  • memory/2300-3-0x0000000000470000-0x0000000000482000-memory.dmp
    Filesize

    72KB

    Download
  • memory/2300-6-0x0000000004F50000-0x0000000004FAE000-memory.dmp
    Filesize

    376KB

    Download
  • memory/2300-1-0x00000000745D0000-0x0000000074CBE000-memory.dmp
    Filesize

    6.9MB

    Download
  • memory/2300-29-0x00000000745D0000-0x0000000074CBE000-memory.dmp
    Filesize

    6.9MB

    Download
  • memory/2300-0-0x0000000000310000-0x00000000003A4000-memory.dmp
    Filesize

    592KB

    Download
  • memory/2448-43-0x000000006E0F0000-0x000000006E69B000-memory.dmp
    Filesize

    5.7MB

    Download
  • memory/2448-37-0x00000000026A0000-0x00000000026E0000-memory.dmp
    Filesize

    256KB

    Download
  • memory/2448-38-0x000000006E0F0000-0x000000006E69B000-memory.dmp
    Filesize

    5.7MB

    Download
  • memory/2448-41-0x00000000026A0000-0x00000000026E0000-memory.dmp
    Filesize

    256KB

    Download
  • memory/2448-42-0x00000000026A0000-0x00000000026E0000-memory.dmp
    Filesize

    256KB

    Download
  • memory/2448-35-0x000000006E0F0000-0x000000006E69B000-memory.dmp
    Filesize

    5.7MB

    Download
  • memory/2588-39-0x000000006E0F0000-0x000000006E69B000-memory.dmp
    Filesize

    5.7MB

    Download
  • memory/2588-40-0x000000006E0F0000-0x000000006E69B000-memory.dmp
    Filesize

    5.7MB

    Download
  • memory/2588-44-0x000000006E0F0000-0x000000006E69B000-memory.dmp
    Filesize

    5.7MB

    Download
  • memory/2588-36-0x0000000002750000-0x0000000002790000-memory.dmp
    Filesize

    256KB

    Download