Analysis

  • max time kernel
    148s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05-04-2024 13:27

General

  • Target

    SecuriteInfo.com.Win32.PWSX-gen.22684.exe

  • Size

    892KB

  • MD5

    636a54861ddd167065f294cc76fca7ba

  • SHA1

    7e3eba28bc4b89801c91de5450aa28da5c6ff941

  • SHA256

    8f02ecb26530c0a13b7f00020ebca144fc271fe36a5caaba1f4b3270e8e0023c

  • SHA512

    cde7be19fc7fa841d22521a6c5ad01129ff604b2f91c1c16e0da7d91434cd962af25a39c8ab43c14915536b47d652eb2e55cf0fab5178a9553ab0f8f74833fc4

  • SSDEEP

    24576:GgkHhAVqHxUrlWy05hMud6hHERSIhO0RDP+dB8:I2V+Ur6MIMHERSIQ0RDr

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

paygateme.net:2286

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-WTDTSU

  • screenshot_crypt

    true

  • screenshot_flag

    true

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    1

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Signatures

  • Remcos

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

  • 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
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Reads user/profile data of web browsers 2 TTPs

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

  • Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 4 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.

  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious behavior: MapViewOfSection 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 30 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.22684.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.22684.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3632
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\tzRVJJzEigd.exe"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:5052
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\tzRVJJzEigd" /XML "C:\Users\Admin\AppData\Local\Temp\tmp635D.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:1716
    • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.22684.exe
      "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.22684.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: MapViewOfSection
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:5000
      • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.22684.exe
        C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.22684.exe /stext "C:\Users\Admin\AppData\Local\Temp\agzmcpnsxw"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:2460
      • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.22684.exe
        C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.22684.exe /stext "C:\Users\Admin\AppData\Local\Temp\cjefcixtlecew"
        3⤵
        • Accesses Microsoft Outlook accounts
        PID:432
      • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.22684.exe
        C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.PWSX-gen.22684.exe /stext "C:\Users\Admin\AppData\Local\Temp\ndkpdainhmujghgt"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2916

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\ProgramData\remcos\logs.dat

    Filesize

    144B

    MD5

    914941031d78aacb68642c8525691e08

    SHA1

    867a3a0114180935912f600c65a4f4991399afa4

    SHA256

    714294417ed1d67d0e8e213f73f4cc1e76868fc078ad2d279acc53ca116c3974

    SHA512

    fd20c0df49263a3fd754584c288ec2d5a6d33d809a0f3d570b308414b8e3ff324e34f653eb89e792af0d8f08a0f67d35ad2acc9719fcff33671bc1cb4f474b7f

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_f3m5gqjx.caz.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

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

    Filesize

    4KB

    MD5

    ec0cf9ff722f9a9259c3338972c40886

    SHA1

    31bad5285affb58c5ebe0569bbdb9bd1deab245c

    SHA256

    30190665467845aed54732c31c7e385368c10acb595cffdd7ca9523fff051a19

    SHA512

    bdfaf9576db431d3c4d14e0ea5deafce661fceda6d5123a6f4b84d50a576dd1ccf4202091dc0b55bed665dd45b4e30d2a797bda6015b06f5771064f9bab32d1a

  • C:\Users\Admin\AppData\Local\Temp\tmp635D.tmp

    Filesize

    1KB

    MD5

    c567c7dd1a597624134396b135b65f51

    SHA1

    78e50c84fedeac86247852b6cd008d4c3dc76d87

    SHA256

    25067e1ee2b6184ab7b4d8c36bf4bd860ea34e51ae3ba6e8c76284b028590837

    SHA512

    a28d7ee19734f67ae4726e9545aa08ae23da6bf7c1735a2c181b46106294434fc96e3a7c478405b2db9c40d2d4b5f9d6badbf6ea858af8a19b835bc0ac0c9b21

  • memory/432-88-0x0000000000400000-0x0000000000462000-memory.dmp

    Filesize

    392KB

  • memory/432-84-0x0000000000400000-0x0000000000462000-memory.dmp

    Filesize

    392KB

  • memory/432-92-0x0000000000400000-0x0000000000462000-memory.dmp

    Filesize

    392KB

  • memory/432-98-0x0000000000400000-0x0000000000462000-memory.dmp

    Filesize

    392KB

  • memory/2460-103-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/2460-83-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/2460-87-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/2460-91-0x0000000000400000-0x0000000000478000-memory.dmp

    Filesize

    480KB

  • memory/2916-89-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/2916-101-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/2916-100-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/2916-97-0x0000000000400000-0x0000000000424000-memory.dmp

    Filesize

    144KB

  • memory/3632-4-0x0000000005030000-0x0000000005040000-memory.dmp

    Filesize

    64KB

  • memory/3632-3-0x0000000004EB0000-0x0000000004F42000-memory.dmp

    Filesize

    584KB

  • memory/3632-2-0x00000000053C0000-0x0000000005964000-memory.dmp

    Filesize

    5.6MB

  • memory/3632-5-0x0000000004E30000-0x0000000004E3A000-memory.dmp

    Filesize

    40KB

  • memory/3632-0-0x0000000000350000-0x0000000000436000-memory.dmp

    Filesize

    920KB

  • memory/3632-9-0x0000000008C00000-0x0000000008C9C000-memory.dmp

    Filesize

    624KB

  • memory/3632-8-0x00000000062F0000-0x00000000063B0000-memory.dmp

    Filesize

    768KB

  • memory/3632-7-0x0000000004FA0000-0x0000000004FAC000-memory.dmp

    Filesize

    48KB

  • memory/3632-38-0x00000000750E0000-0x0000000075890000-memory.dmp

    Filesize

    7.7MB

  • memory/3632-6-0x0000000004F80000-0x0000000004F90000-memory.dmp

    Filesize

    64KB

  • memory/3632-1-0x00000000750E0000-0x0000000075890000-memory.dmp

    Filesize

    7.7MB

  • memory/5000-138-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/5000-121-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/5000-114-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/5000-44-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/5000-46-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/5000-113-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/5000-112-0x0000000010000000-0x0000000010019000-memory.dmp

    Filesize

    100KB

  • memory/5000-111-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/5000-110-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/5000-108-0x0000000010000000-0x0000000010019000-memory.dmp

    Filesize

    100KB

  • memory/5000-109-0x0000000010000000-0x0000000010019000-memory.dmp

    Filesize

    100KB

  • memory/5000-105-0x0000000010000000-0x0000000010019000-memory.dmp

    Filesize

    100KB

  • memory/5000-41-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/5000-37-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/5000-36-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/5000-43-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/5000-33-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/5000-68-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/5000-69-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/5000-32-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/5000-122-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/5000-130-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/5000-131-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/5000-74-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/5000-75-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/5000-139-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/5000-80-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/5000-147-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/5000-148-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/5052-21-0x00000000061F0000-0x0000000006256000-memory.dmp

    Filesize

    408KB

  • memory/5052-78-0x00000000750E0000-0x0000000075890000-memory.dmp

    Filesize

    7.7MB

  • memory/5052-73-0x0000000007F40000-0x0000000007F48000-memory.dmp

    Filesize

    32KB

  • memory/5052-72-0x0000000007F60000-0x0000000007F7A000-memory.dmp

    Filesize

    104KB

  • memory/5052-71-0x0000000007E60000-0x0000000007E74000-memory.dmp

    Filesize

    80KB

  • memory/5052-70-0x0000000007E50000-0x0000000007E5E000-memory.dmp

    Filesize

    56KB

  • memory/5052-67-0x0000000007E20000-0x0000000007E31000-memory.dmp

    Filesize

    68KB

  • memory/5052-66-0x0000000007EA0000-0x0000000007F36000-memory.dmp

    Filesize

    600KB

  • memory/5052-65-0x0000000007C90000-0x0000000007C9A000-memory.dmp

    Filesize

    40KB

  • memory/5052-64-0x0000000007C20000-0x0000000007C3A000-memory.dmp

    Filesize

    104KB

  • memory/5052-63-0x0000000008260000-0x00000000088DA000-memory.dmp

    Filesize

    6.5MB

  • memory/5052-61-0x0000000003010000-0x0000000003020000-memory.dmp

    Filesize

    64KB

  • memory/5052-62-0x0000000007AE0000-0x0000000007B83000-memory.dmp

    Filesize

    652KB

  • memory/5052-59-0x0000000006EC0000-0x0000000006EDE000-memory.dmp

    Filesize

    120KB

  • memory/5052-60-0x0000000003010000-0x0000000003020000-memory.dmp

    Filesize

    64KB

  • memory/5052-49-0x0000000075990000-0x00000000759DC000-memory.dmp

    Filesize

    304KB

  • memory/5052-48-0x0000000007AA0000-0x0000000007AD2000-memory.dmp

    Filesize

    200KB

  • memory/5052-47-0x000000007F420000-0x000000007F430000-memory.dmp

    Filesize

    64KB

  • memory/5052-42-0x0000000006990000-0x00000000069DC000-memory.dmp

    Filesize

    304KB

  • memory/5052-40-0x00000000068F0000-0x000000000690E000-memory.dmp

    Filesize

    120KB

  • memory/5052-34-0x0000000006570000-0x00000000068C4000-memory.dmp

    Filesize

    3.3MB

  • memory/5052-31-0x00000000063D0000-0x0000000006436000-memory.dmp

    Filesize

    408KB

  • memory/5052-20-0x0000000005920000-0x0000000005942000-memory.dmp

    Filesize

    136KB

  • memory/5052-16-0x0000000003010000-0x0000000003020000-memory.dmp

    Filesize

    64KB

  • memory/5052-18-0x0000000003010000-0x0000000003020000-memory.dmp

    Filesize

    64KB

  • memory/5052-17-0x0000000005AD0000-0x00000000060F8000-memory.dmp

    Filesize

    6.2MB

  • memory/5052-15-0x00000000750E0000-0x0000000075890000-memory.dmp

    Filesize

    7.7MB

  • memory/5052-14-0x0000000003020000-0x0000000003056000-memory.dmp

    Filesize

    216KB