Analysis

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

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    14-08-2024 07:14

General

  • Target

    SecuriteInfo.com.Win32.MalwareX-gen.24960.7381.exe

  • Size

    1015KB

  • MD5

    23d0a4cac71f89f27701abd60c9b9539

  • SHA1

    213a06d73c74fdc5aca449c1b194addfc9476470

  • SHA256

    65d633afee85962e40015d907d3592c3be64ba11585e3816717b0870849744d9

  • SHA512

    e3b75e3c6e250ad4ffff45544fe195fa0c50082b3c888664c5e92aed475c09d04f517b21bb70ca87ef4cca170acd298a0df7481c2e65323a39cb1694d06867c4

  • SSDEEP

    24576:Yu74tFIWxCai8EkDE40XFFA6lDdhzW+unTXyTlDk2N4Wa8:YuwXE4gjXJhy+SXyBk2NDa

Malware Config

Extracted

Family

remcos

Botnet

RemoteHost

C2

ghost360.zapto.org:4190

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-38SHA0

  • 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.

  • Command and Scripting Interpreter: PowerShell 1 TTPs 2 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.

  • Uses the VBS compiler for execution 1 TTPs
  • 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 5 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 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.MalwareX-gen.24960.7381.exe
    "C:\Users\Admin\AppData\Local\Temp\SecuriteInfo.com.Win32.MalwareX-gen.24960.7381.exe"
    1⤵
    • Checks computer location settings
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3044
    • 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\SecuriteInfo.com.Win32.MalwareX-gen.24960.7381.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3036
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\hIGcKBg.exe"
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2792
    • C:\Windows\SysWOW64\schtasks.exe
      "C:\Windows\System32\schtasks.exe" /Create /TN "Updates\hIGcKBg" /XML "C:\Users\Admin\AppData\Local\Temp\tmpC803.tmp"
      2⤵
      • System Location Discovery: System Language Discovery
      • Scheduled Task/Job: Scheduled Task
      PID:4068
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe
      "C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      PID:832

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log

    Filesize

    2KB

    MD5

    968cb9309758126772781b83adb8a28f

    SHA1

    8da30e71accf186b2ba11da1797cf67f8f78b47c

    SHA256

    92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a

    SHA512

    4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3

  • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

    Filesize

    244B

    MD5

    b39ef1a467e61b73dd2094987c4550bc

    SHA1

    7c2ce66931eba03fbde0b590f7a9825c635f2840

    SHA256

    c19a6bd6cbd94aef3ef365eb649f40e26c981c764648c59832238688967f5291

    SHA512

    e6f57f81af8ba1ad7a67b03c2abc2d155e49743da7bdc2a668ab8959926ea3a8b4f8728b5c07fa255d20f13569bd9d5e78841160678c86b4f4fac20001acc011

  • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_q2qjorua.ghr.ps1

    Filesize

    60B

    MD5

    d17fe0a3f47be24a6453e9ef58c94641

    SHA1

    6ab83620379fc69f80c0242105ddffd7d98d5d9d

    SHA256

    96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

    SHA512

    5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

  • C:\Users\Admin\AppData\Local\Temp\tmpC803.tmp

    Filesize

    1KB

    MD5

    9d83d4733a401290ffab7d7f7d170f90

    SHA1

    11fba97f2cafcbcdc33c9b999894a024aacb8659

    SHA256

    8603b634474c40612d2c08311d6cad05f6ef4ece120b20211bf5afd48b89ea88

    SHA512

    43077f1de45655e2b3fc5ec5a06048c37b9b3c983ec902d5b609a77ecc0ea11cb0a267ea467c25eecab646571dfbb3968a99d3243d0a83ef149d8fd4e9533869

  • memory/832-100-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/832-68-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/832-99-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/832-98-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/832-97-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/832-101-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/832-103-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/832-102-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/832-55-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/832-54-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/832-53-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/832-49-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/832-104-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/832-48-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/832-45-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/832-46-0x0000000000400000-0x0000000000482000-memory.dmp

    Filesize

    520KB

  • memory/2792-52-0x0000000005C30000-0x0000000005C7C000-memory.dmp

    Filesize

    304KB

  • memory/2792-72-0x0000000006F20000-0x0000000006F3A000-memory.dmp

    Filesize

    104KB

  • memory/2792-92-0x0000000074CD0000-0x0000000075480000-memory.dmp

    Filesize

    7.7MB

  • memory/2792-88-0x0000000007260000-0x000000000727A000-memory.dmp

    Filesize

    104KB

  • memory/2792-89-0x0000000007240000-0x0000000007248000-memory.dmp

    Filesize

    32KB

  • memory/2792-34-0x0000000074CD0000-0x0000000075480000-memory.dmp

    Filesize

    7.7MB

  • memory/2792-27-0x0000000074CD0000-0x0000000075480000-memory.dmp

    Filesize

    7.7MB

  • memory/2792-19-0x0000000074CD0000-0x0000000075480000-memory.dmp

    Filesize

    7.7MB

  • memory/2792-50-0x0000000005BF0000-0x0000000005C0E000-memory.dmp

    Filesize

    120KB

  • memory/2792-87-0x0000000007160000-0x0000000007174000-memory.dmp

    Filesize

    80KB

  • memory/2792-86-0x0000000007150000-0x000000000715E000-memory.dmp

    Filesize

    56KB

  • memory/2792-75-0x0000000007120000-0x0000000007131000-memory.dmp

    Filesize

    68KB

  • memory/2792-74-0x00000000071A0000-0x0000000007236000-memory.dmp

    Filesize

    600KB

  • memory/2792-73-0x0000000006F90000-0x0000000006F9A000-memory.dmp

    Filesize

    40KB

  • memory/2792-71-0x0000000007560000-0x0000000007BDA000-memory.dmp

    Filesize

    6.5MB

  • memory/2792-70-0x0000000006BF0000-0x0000000006C93000-memory.dmp

    Filesize

    652KB

  • memory/2792-69-0x00000000061F0000-0x000000000620E000-memory.dmp

    Filesize

    120KB

  • memory/2792-57-0x000000006F600000-0x000000006F64C000-memory.dmp

    Filesize

    304KB

  • memory/2792-56-0x0000000006BB0000-0x0000000006BE2000-memory.dmp

    Filesize

    200KB

  • memory/3036-18-0x0000000074CD0000-0x0000000075480000-memory.dmp

    Filesize

    7.7MB

  • memory/3036-14-0x0000000002EB0000-0x0000000002EE6000-memory.dmp

    Filesize

    216KB

  • memory/3036-17-0x0000000074CD0000-0x0000000075480000-memory.dmp

    Filesize

    7.7MB

  • memory/3036-16-0x0000000005A20000-0x0000000006048000-memory.dmp

    Filesize

    6.2MB

  • memory/3036-22-0x00000000060C0000-0x0000000006126000-memory.dmp

    Filesize

    408KB

  • memory/3036-76-0x000000006F600000-0x000000006F64C000-memory.dmp

    Filesize

    304KB

  • memory/3036-15-0x0000000074CD0000-0x0000000075480000-memory.dmp

    Filesize

    7.7MB

  • memory/3036-96-0x0000000074CD0000-0x0000000075480000-memory.dmp

    Filesize

    7.7MB

  • memory/3036-35-0x00000000063E0000-0x0000000006734000-memory.dmp

    Filesize

    3.3MB

  • memory/3036-23-0x0000000006130000-0x0000000006196000-memory.dmp

    Filesize

    408KB

  • memory/3036-21-0x00000000059E0000-0x0000000005A02000-memory.dmp

    Filesize

    136KB

  • memory/3044-0-0x0000000074CDE000-0x0000000074CDF000-memory.dmp

    Filesize

    4KB

  • memory/3044-9-0x0000000008B80000-0x0000000008C40000-memory.dmp

    Filesize

    768KB

  • memory/3044-51-0x0000000074CD0000-0x0000000075480000-memory.dmp

    Filesize

    7.7MB

  • memory/3044-8-0x0000000005470000-0x0000000005486000-memory.dmp

    Filesize

    88KB

  • memory/3044-7-0x0000000005450000-0x000000000546E000-memory.dmp

    Filesize

    120KB

  • memory/3044-6-0x0000000074CD0000-0x0000000075480000-memory.dmp

    Filesize

    7.7MB

  • memory/3044-5-0x00000000051E0000-0x000000000527C000-memory.dmp

    Filesize

    624KB

  • memory/3044-4-0x00000000050B0000-0x00000000050BA000-memory.dmp

    Filesize

    40KB

  • memory/3044-3-0x0000000004F20000-0x0000000004FB2000-memory.dmp

    Filesize

    584KB

  • memory/3044-2-0x00000000054D0000-0x0000000005A74000-memory.dmp

    Filesize

    5.6MB

  • memory/3044-1-0x0000000000450000-0x0000000000554000-memory.dmp

    Filesize

    1.0MB