Analysis

  • max time kernel
    148s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18-12-2024 02:39

General

  • Target

    695e10634e8981a0d110a120bade28b66b58c6400879b37257894d219c55048d.exe

  • Size

    1.1MB

  • MD5

    1f0ae2753f131f73c2fe881c1c8e7c8f

  • SHA1

    e3d9f0de991f7b91c04449a0a12cb398df6cbd21

  • SHA256

    695e10634e8981a0d110a120bade28b66b58c6400879b37257894d219c55048d

  • SHA512

    c300b4a521e90fbb4fddce0e11113230afc9c383be47e7e0a1fc13aa3178703fbf0ca37a6633fde98a681bfbb7a4f1603f851ed6750e315b1cdad1706631285f

  • SSDEEP

    24576:CHoI9FW8oqKqzDHgz2XmSkZVgZ9g/oPd+p:CHL0q/D22kZVa9gAPsp

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

192.210.150.17:56887

Attributes
  • audio_folder

    MicRecords

  • audio_path

    ApplicationPath

  • 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-OPLFYE

  • 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.

  • Remcos family
  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Checks computer location settings 2 TTPs 1 IoCs

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

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

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

  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

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

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\695e10634e8981a0d110a120bade28b66b58c6400879b37257894d219c55048d.exe
    "C:\Users\Admin\AppData\Local\Temp\695e10634e8981a0d110a120bade28b66b58c6400879b37257894d219c55048d.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:1272
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\eaJOpx.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:5020
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\eaJOpx" /XML "C:\Users\Admin\AppData\Local\Temp\tmpD6A9.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:436
    • C:\Users\Admin\AppData\Local\Temp\695e10634e8981a0d110a120bade28b66b58c6400879b37257894d219c55048d.exe
      "C:\Users\Admin\AppData\Local\Temp\695e10634e8981a0d110a120bade28b66b58c6400879b37257894d219c55048d.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      PID:1912

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ohcd2ny3.vm1.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmpD6A9.tmp

    Filesize

    1KB

    MD5

    247b79a2678ad3021fe56041b7ad43eb

    SHA1

    c2a9bc9332ab8ae6d312facbf5fb52e36c7e4b55

    SHA256

    43e624d92759b558521f0ce8c652860c9356f765f64762a675b46eb1bcca86f6

    SHA512

    8dbfb33a9dc4a5d0d0fc976f09c55f5edfcc43da7b5c0b5477e050ae1067e42a800e31e2f6db77e8208956292583d99a05efe906cbf48da74945fe7edb9cdd00

  • memory/1272-8-0x0000000074CDE000-0x0000000074CDF000-memory.dmp

    Filesize

    4KB

  • memory/1272-4-0x0000000005650000-0x00000000059A4000-memory.dmp

    Filesize

    3.3MB

  • memory/1272-2-0x00000000059E0000-0x0000000005F84000-memory.dmp

    Filesize

    5.6MB

  • memory/1272-5-0x0000000074CD0000-0x0000000075480000-memory.dmp

    Filesize

    7.7MB

  • memory/1272-6-0x0000000006080000-0x000000000608A000-memory.dmp

    Filesize

    40KB

  • memory/1272-7-0x0000000006FC0000-0x0000000006FE6000-memory.dmp

    Filesize

    152KB

  • memory/1272-1-0x00000000009B0000-0x0000000000ADA000-memory.dmp

    Filesize

    1.2MB

  • memory/1272-9-0x0000000074CD0000-0x0000000075480000-memory.dmp

    Filesize

    7.7MB

  • memory/1272-10-0x000000000AD40000-0x000000000AE04000-memory.dmp

    Filesize

    784KB

  • memory/1272-11-0x000000000DEA0000-0x000000000DF3C000-memory.dmp

    Filesize

    624KB

  • memory/1272-0-0x0000000074CDE000-0x0000000074CDF000-memory.dmp

    Filesize

    4KB

  • memory/1272-40-0x0000000074CD0000-0x0000000075480000-memory.dmp

    Filesize

    7.7MB

  • memory/1272-3-0x00000000054D0000-0x0000000005562000-memory.dmp

    Filesize

    584KB

  • memory/1912-73-0x0000000000400000-0x000000000047F000-memory.dmp

    Filesize

    508KB

  • memory/1912-75-0x0000000000400000-0x000000000047F000-memory.dmp

    Filesize

    508KB

  • memory/1912-77-0x0000000000400000-0x000000000047F000-memory.dmp

    Filesize

    508KB

  • memory/1912-79-0x0000000000400000-0x000000000047F000-memory.dmp

    Filesize

    508KB

  • memory/1912-29-0x0000000000400000-0x000000000047F000-memory.dmp

    Filesize

    508KB

  • memory/1912-36-0x0000000000400000-0x000000000047F000-memory.dmp

    Filesize

    508KB

  • memory/1912-38-0x0000000000400000-0x000000000047F000-memory.dmp

    Filesize

    508KB

  • memory/1912-76-0x0000000000400000-0x000000000047F000-memory.dmp

    Filesize

    508KB

  • memory/1912-81-0x0000000000400000-0x000000000047F000-memory.dmp

    Filesize

    508KB

  • memory/1912-78-0x0000000000400000-0x000000000047F000-memory.dmp

    Filesize

    508KB

  • memory/1912-27-0x0000000000400000-0x000000000047F000-memory.dmp

    Filesize

    508KB

  • memory/1912-26-0x0000000000400000-0x000000000047F000-memory.dmp

    Filesize

    508KB

  • memory/1912-80-0x0000000000400000-0x000000000047F000-memory.dmp

    Filesize

    508KB

  • memory/1912-74-0x0000000000400000-0x000000000047F000-memory.dmp

    Filesize

    508KB

  • memory/1912-43-0x0000000000400000-0x000000000047F000-memory.dmp

    Filesize

    508KB

  • memory/1912-44-0x0000000000400000-0x000000000047F000-memory.dmp

    Filesize

    508KB

  • memory/1912-45-0x0000000000400000-0x000000000047F000-memory.dmp

    Filesize

    508KB

  • memory/1912-48-0x0000000000400000-0x000000000047F000-memory.dmp

    Filesize

    508KB

  • memory/5020-41-0x0000000006010000-0x000000000602E000-memory.dmp

    Filesize

    120KB

  • memory/5020-49-0x0000000075560000-0x00000000755AC000-memory.dmp

    Filesize

    304KB

  • memory/5020-59-0x0000000006610000-0x000000000662E000-memory.dmp

    Filesize

    120KB

  • memory/5020-60-0x0000000007220000-0x00000000072C3000-memory.dmp

    Filesize

    652KB

  • memory/5020-61-0x00000000079A0000-0x000000000801A000-memory.dmp

    Filesize

    6.5MB

  • memory/5020-62-0x0000000007360000-0x000000000737A000-memory.dmp

    Filesize

    104KB

  • memory/5020-63-0x00000000073D0000-0x00000000073DA000-memory.dmp

    Filesize

    40KB

  • memory/5020-64-0x00000000075E0000-0x0000000007676000-memory.dmp

    Filesize

    600KB

  • memory/5020-65-0x0000000007560000-0x0000000007571000-memory.dmp

    Filesize

    68KB

  • memory/5020-66-0x0000000007590000-0x000000000759E000-memory.dmp

    Filesize

    56KB

  • memory/5020-67-0x00000000075A0000-0x00000000075B4000-memory.dmp

    Filesize

    80KB

  • memory/5020-68-0x00000000076A0000-0x00000000076BA000-memory.dmp

    Filesize

    104KB

  • memory/5020-69-0x0000000007680000-0x0000000007688000-memory.dmp

    Filesize

    32KB

  • memory/5020-72-0x0000000074CD0000-0x0000000075480000-memory.dmp

    Filesize

    7.7MB

  • memory/5020-47-0x00000000071E0000-0x0000000007212000-memory.dmp

    Filesize

    200KB

  • memory/5020-42-0x00000000060B0000-0x00000000060FC000-memory.dmp

    Filesize

    304KB

  • memory/5020-34-0x0000000005A50000-0x0000000005AB6000-memory.dmp

    Filesize

    408KB

  • memory/5020-35-0x0000000005AC0000-0x0000000005B26000-memory.dmp

    Filesize

    408KB

  • memory/5020-28-0x00000000058B0000-0x00000000058D2000-memory.dmp

    Filesize

    136KB

  • memory/5020-17-0x00000000051E0000-0x0000000005808000-memory.dmp

    Filesize

    6.2MB

  • memory/5020-19-0x0000000074CD0000-0x0000000075480000-memory.dmp

    Filesize

    7.7MB

  • memory/5020-18-0x0000000074CD0000-0x0000000075480000-memory.dmp

    Filesize

    7.7MB

  • memory/5020-16-0x0000000004A60000-0x0000000004A96000-memory.dmp

    Filesize

    216KB