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Analysis

  • max time kernel
    149s
  • max time network
    147s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14/11/2024, 06:51

General

  • Target

    PO Spare parts and list of the prodcuts URGENT SUPPLY.exe

  • Size

    920KB

  • MD5

    837245dd0067f14b51b01c3ec2abd1e2

  • SHA1

    050af9b128d86975c8afa6d62b1bedec0d6f20b0

  • SHA256

    972d31f6bff6eed33197d77be4cf2027535bd64d42965c207c6e541257a4e112

  • SHA512

    b0372c59246b7263fa213cf341af74aab174205d8ba6f06cfa18b92c16a8aed16b889fb2c37ffe27e1aa79f41c2a6be02e756dee6bad86d8ade27797d80a91c7

  • SSDEEP

    24576:jMyQZrc+IbxyYMv5KXgoNV8LCZacnu4Z1aNR3:PQ9c+IFrnemod46d

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

172.245.123.14:2404

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-3DXQCZ

  • 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\PO Spare parts and list of the prodcuts URGENT SUPPLY.exe
    "C:\Users\Admin\AppData\Local\Temp\PO Spare parts and list of the prodcuts URGENT SUPPLY.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:3796
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\ppcjCFk.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3984
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\ppcjCFk" /XML "C:\Users\Admin\AppData\Local\Temp\tmpFF40.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:2232
    • C:\Users\Admin\AppData\Local\Temp\PO Spare parts and list of the prodcuts URGENT SUPPLY.exe
      "C:\Users\Admin\AppData\Local\Temp\PO Spare parts and list of the prodcuts URGENT SUPPLY.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      PID:3184

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_wl3kbonz.cin.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmpFF40.tmp

    Filesize

    1KB

    MD5

    b96c5d0432d70f82c4938fd7c158e65d

    SHA1

    a40e9fcecf79b866df0c79c76fc89b348c061956

    SHA256

    a8fe36c1c7cf2b17828f5bd5d9c8734ba10fcb82db115d762ddc842b0b40dbee

    SHA512

    2717344b25d76ea11b8b0d97f1a54beb770a4af62eeea53917962524214700575147cc6a16bada1c5b9e945eede45209b5cfa0877933762ab443c824d4ef5b2f

  • memory/3184-48-0x0000000000400000-0x000000000047F000-memory.dmp

    Filesize

    508KB

  • memory/3184-36-0x0000000000400000-0x000000000047F000-memory.dmp

    Filesize

    508KB

  • memory/3184-44-0x0000000000400000-0x000000000047F000-memory.dmp

    Filesize

    508KB

  • memory/3184-46-0x0000000000400000-0x000000000047F000-memory.dmp

    Filesize

    508KB

  • memory/3184-40-0x0000000000400000-0x000000000047F000-memory.dmp

    Filesize

    508KB

  • memory/3184-38-0x0000000000400000-0x000000000047F000-memory.dmp

    Filesize

    508KB

  • memory/3184-75-0x0000000000400000-0x000000000047F000-memory.dmp

    Filesize

    508KB

  • memory/3184-34-0x0000000000400000-0x000000000047F000-memory.dmp

    Filesize

    508KB

  • memory/3184-35-0x0000000000400000-0x000000000047F000-memory.dmp

    Filesize

    508KB

  • memory/3184-82-0x0000000000400000-0x000000000047F000-memory.dmp

    Filesize

    508KB

  • memory/3184-81-0x0000000000400000-0x000000000047F000-memory.dmp

    Filesize

    508KB

  • memory/3184-76-0x0000000000400000-0x000000000047F000-memory.dmp

    Filesize

    508KB

  • memory/3184-80-0x0000000000400000-0x000000000047F000-memory.dmp

    Filesize

    508KB

  • memory/3184-79-0x0000000000400000-0x000000000047F000-memory.dmp

    Filesize

    508KB

  • memory/3184-74-0x0000000000400000-0x000000000047F000-memory.dmp

    Filesize

    508KB

  • memory/3184-45-0x0000000000400000-0x000000000047F000-memory.dmp

    Filesize

    508KB

  • memory/3184-77-0x0000000000400000-0x000000000047F000-memory.dmp

    Filesize

    508KB

  • memory/3796-3-0x0000000005210000-0x00000000052A2000-memory.dmp

    Filesize

    584KB

  • memory/3796-1-0x00000000006C0000-0x00000000007AC000-memory.dmp

    Filesize

    944KB

  • memory/3796-2-0x00000000057C0000-0x0000000005D64000-memory.dmp

    Filesize

    5.6MB

  • memory/3796-10-0x0000000006470000-0x0000000006534000-memory.dmp

    Filesize

    784KB

  • memory/3796-9-0x0000000074FE0000-0x0000000075790000-memory.dmp

    Filesize

    7.7MB

  • memory/3796-8-0x0000000074FEE000-0x0000000074FEF000-memory.dmp

    Filesize

    4KB

  • memory/3796-7-0x0000000005430000-0x0000000005442000-memory.dmp

    Filesize

    72KB

  • memory/3796-6-0x0000000005440000-0x00000000054DC000-memory.dmp

    Filesize

    624KB

  • memory/3796-0-0x0000000074FEE000-0x0000000074FEF000-memory.dmp

    Filesize

    4KB

  • memory/3796-42-0x0000000074FE0000-0x0000000075790000-memory.dmp

    Filesize

    7.7MB

  • memory/3796-5-0x00000000051C0000-0x00000000051CA000-memory.dmp

    Filesize

    40KB

  • memory/3796-4-0x0000000074FE0000-0x0000000075790000-memory.dmp

    Filesize

    7.7MB

  • memory/3984-41-0x0000000006010000-0x000000000602E000-memory.dmp

    Filesize

    120KB

  • memory/3984-43-0x0000000006070000-0x00000000060BC000-memory.dmp

    Filesize

    304KB

  • memory/3984-33-0x0000000005A00000-0x0000000005D54000-memory.dmp

    Filesize

    3.3MB

  • memory/3984-49-0x0000000006610000-0x0000000006642000-memory.dmp

    Filesize

    200KB

  • memory/3984-50-0x00000000717D0000-0x000000007181C000-memory.dmp

    Filesize

    304KB

  • memory/3984-60-0x0000000007210000-0x000000000722E000-memory.dmp

    Filesize

    120KB

  • memory/3984-61-0x0000000007240000-0x00000000072E3000-memory.dmp

    Filesize

    652KB

  • memory/3984-62-0x0000000007990000-0x000000000800A000-memory.dmp

    Filesize

    6.5MB

  • memory/3984-63-0x0000000007350000-0x000000000736A000-memory.dmp

    Filesize

    104KB

  • memory/3984-64-0x00000000073C0000-0x00000000073CA000-memory.dmp

    Filesize

    40KB

  • memory/3984-65-0x00000000075D0000-0x0000000007666000-memory.dmp

    Filesize

    600KB

  • memory/3984-66-0x0000000007550000-0x0000000007561000-memory.dmp

    Filesize

    68KB

  • memory/3984-67-0x0000000007580000-0x000000000758E000-memory.dmp

    Filesize

    56KB

  • memory/3984-68-0x0000000007590000-0x00000000075A4000-memory.dmp

    Filesize

    80KB

  • memory/3984-69-0x0000000007690000-0x00000000076AA000-memory.dmp

    Filesize

    104KB

  • memory/3984-70-0x0000000007670000-0x0000000007678000-memory.dmp

    Filesize

    32KB

  • memory/3984-73-0x0000000074FE0000-0x0000000075790000-memory.dmp

    Filesize

    7.7MB

  • memory/3984-21-0x0000000005060000-0x0000000005082000-memory.dmp

    Filesize

    136KB

  • memory/3984-23-0x00000000058E0000-0x0000000005946000-memory.dmp

    Filesize

    408KB

  • memory/3984-22-0x0000000005770000-0x00000000057D6000-memory.dmp

    Filesize

    408KB

  • memory/3984-20-0x0000000074FE0000-0x0000000075790000-memory.dmp

    Filesize

    7.7MB

  • memory/3984-19-0x0000000074FE0000-0x0000000075790000-memory.dmp

    Filesize

    7.7MB

  • memory/3984-16-0x0000000074FE0000-0x0000000075790000-memory.dmp

    Filesize

    7.7MB

  • memory/3984-18-0x0000000005140000-0x0000000005768000-memory.dmp

    Filesize

    6.2MB

  • memory/3984-15-0x0000000002710000-0x0000000002746000-memory.dmp

    Filesize

    216KB