Analysis

  • max time kernel
    899s
  • max time network
    896s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250207-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250207-enlocale:en-usos:windows10-2004-x64system
  • submitted
    09/02/2025, 03:29

General

  • Target
    Predictor7.6.3/Predictor7.6.3.msi
  • Size 2.9MB
  • Sample250209-d2a8favrbl
  • SHA256 f286d2b89eaebb2e1e6e23a44bc92dae7c058348286810549f4c7514c9ea61ad
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • remcos

Botnet
  • v2

C2
  • 185.157.162.126:1995

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

    qsdazeazd-EL00KX

  • screenshot_crypt

    false

  • screenshot_flag

    false

  • screenshot_folder

    Screenshots

  • screenshot_path

    %AppData%

  • screenshot_time

    10

  • take_screenshot_option

    false

  • take_screenshot_time

    5

Signatures

  • Detects HijackLoader (aka IDAT Loader) 1 IoCs
  • HijackLoader

    HijackLoader is a multistage loader first seen in 2023.

  • Hijackloader family
  • Remcos

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

  • Remcos family
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Downloads MZ/PE file 3 IoCs
  • Enumerates connected drives 3 TTPs 46 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Suspicious use of SetThreadContext 2 IoCs
  • Drops file in Windows directory 8 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 3 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Event Triggered Execution: Installer Packages 2 TTPs 1 IoCs
  • 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.

  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • Checks SCSI registry key(s) 3 TTPs 5 IoCs

    SCSI information is often read in order to detect sandboxing environments.

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious behavior: MapViewOfSection 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of WriteProcessMemory 14 IoCs
  • Uses Volume Shadow Copy service COM API

    The Volume Shadow Copy service is used to manage backups/snapshots.

Processes

  • C:\Windows\system32\msiexec.exe
    msiexec.exe /I C:\Users\Admin\AppData\Local\Temp\Predictor7.6.3\Predictor7.6.3.msi
    1⤵
    • Enumerates connected drives
    • Event Triggered Execution: Installer Packages
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:3840
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Adds Run key to start application
    • Enumerates connected drives
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2452
    • C:\Windows\system32\srtasks.exe
      C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
      2⤵
        PID:2120
      • C:\Users\Admin\AppData\Roaming\IXXinstall\EHttpSrv.exe
        "C:\Users\Admin\AppData\Roaming\IXXinstall\EHttpSrv.exe"
        2⤵
        • Suspicious use of SetThreadContext
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: MapViewOfSection
        • Suspicious use of WriteProcessMemory
        PID:4792
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\SysWOW64\cmd.exe
          3⤵
          • Suspicious use of SetThreadContext
          • System Location Discovery: System Language Discovery
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious behavior: MapViewOfSection
          • Suspicious use of WriteProcessMemory
          PID:1668
          • C:\Users\Admin\AppData\Roaming\IXXinstall\EHttpSrv.exe
            C:\Users\Admin\AppData\Roaming\IXXinstall\EHttpSrv.exe
            4⤵
            • Loads dropped DLL
            • System Location Discovery: System Language Discovery
            PID:5020
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Checks SCSI registry key(s)
      • Suspicious use of AdjustPrivilegeToken
      PID:3452
    • C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe
      "C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe" /ping 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-PGFwcCBhcHBpZD0iezhBNjlEMzQ1LUQ1NjQtNDYzYy1BRkYxLUE2OUQ5RTUzMEY5Nn0iIHZlcnNpb249IjEyMy4wLjYzMTIuMTIzIiBuZXh0dmVyc2lvbj0iIiBsYW5nPSJlbiIgYnJhbmQ9IkdHTFMiIGNsaWVudD0iIiBpbnN0YWxsYWdlPSIxIiBpbnN0YWxsZGF0ZXRpbWU9IjE3Mzg5NDQ5MjgiIG9vYmVfaW5zdGFsbF90aW1lPSIxMzM4MzQxNzQzMjM4OTAwMDAiPjxldmVudCBldmVudHR5cGU9IjMxIiBldmVudHJlc3VsdD0iMSIgZXJyb3Jjb2RlPSIwIiBleHRyYWNvZGUxPSIyMTc5ODYyIiBzeXN0ZW1fdXB0aW1lX3RpY2tzPSI0ODgzMTg4NjU5Ii8-PC9hcHA-PC9yZXF1ZXN0Pg
      1⤵
      • System Location Discovery: System Language Discovery
      • System Network Configuration Discovery: Internet Connection Discovery
      PID:880

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          e57c9f8.rbs

          • Path C:\Config.Msi\e57c9f8.rbs
          • Size 10KB
          • SHA256 3f0363d9ed1555cd7c8089ebd8ee2a2d41ac8c4d292ccc57406461a30ec88ebb
          • MD5 SHA1 SHA512 SSDEEP

          697e2377

          • Path C:\Users\Admin\AppData\Local\Temp\697e2377
          • Size 1.0MB
          • SHA256 b9c07843de5c9b2a8994265b8642485981fce3e45d4acd7c89541fdc7af359e4
          • MD5 SHA1 SHA512 SSDEEP

          EHttpSrv.exe

          • Path C:\Users\Admin\AppData\Roaming\IXXinstall\EHttpSrv.exe
          • Size 20KB
          • SHA256 effa6fcb8759375b4089ccf61202a5c63243f4102872e64e3eb0a1bdc2727659
          • MD5 SHA1 SHA512 SSDEEP

          MFC80U.DLL

          • Path C:\Users\Admin\AppData\Roaming\IXXinstall\MFC80U.DLL
          • Size 1.0MB
          • SHA256 a2ac851f35066c2f13a7452b7a9a3fee05bfb42907ae77a6b85b212a2227fc36
          • MD5 SHA1 SHA512 SSDEEP

          audiogram.tif

          • Path C:\Users\Admin\AppData\Roaming\IXXinstall\audiogram.tif
          • Size 877KB
          • SHA256 ed1389002cdf96c9b54de35b6e972166ee3296d628943fd594a383e674c5cba6
          • MD5 SHA1 SHA512 SSDEEP

          http_dll.dll

          • Path C:\Users\Admin\AppData\Roaming\IXXinstall\http_dll.dll
          • Size 1.9MB
          • SHA256 b0d665cb466e10ef90e1d79a39cb655ebe785d0cefc074f7a22d04936b681879
          • MD5 SHA1 SHA512 SSDEEP

          e57c9f7.msi

          • Path C:\Windows\Installer\e57c9f7.msi
          • Size 2.9MB
          • SHA256 f286d2b89eaebb2e1e6e23a44bc92dae7c058348286810549f4c7514c9ea61ad
          • MD5 SHA1 SHA512 SSDEEP

          metadata-2

          • Path \??\GLOBALROOT\Device\HarddiskVolumeShadowCopy2\System Volume Information\SPP\metadata-2
          • Size 24.1MB
          • SHA256 db77405a655dd40b06904f40fa39d07fef219a3c8e997f80adb444606270508a
          • MD5 SHA1 SHA512 SSDEEP

          {3180d792-af84-428e-9ef6-72edf2bd87c1}_OnDiskSnapshotProp

          • Path \??\Volume{a8b32c83-0000-0000-0000-d01200000000}\System Volume Information\SPP\OnlineMetadataCache\{3180d792-af84-428e-9ef6-72edf2bd87c1}_OnDiskSnapshotProp
          • Size 6KB
          • SHA256 edaa9a8647af71febb4a929ef007af2990f3ba713c22e7aa6145b0beb41cf4cd
          • MD5 SHA1 SHA512 SSDEEP

          memory/1668-42-0x00007FFB82930000-0x00007FFB82B25000-memory.dmp

          memory/1668-46-0x0000000074600000-0x000000007477B000-memory.dmp

          memory/4792-39-0x0000000074600000-0x000000007477B000-memory.dmp

          memory/4792-37-0x0000000074600000-0x000000007477B000-memory.dmp

          memory/5020-60-0x0000000000410000-0x0000000000494000-memory.dmp

          memory/5020-80-0x0000000000410000-0x0000000000494000-memory.dmp

          memory/5020-51-0x0000000000410000-0x0000000000494000-memory.dmp

          memory/5020-55-0x0000000000410000-0x0000000000494000-memory.dmp

          memory/5020-59-0x0000000000410000-0x0000000000494000-memory.dmp

          memory/5020-48-0x00000000730D0000-0x0000000074324000-memory.dmp

          memory/5020-61-0x0000000000410000-0x0000000000494000-memory.dmp

          memory/5020-62-0x0000000000410000-0x0000000000494000-memory.dmp

          memory/5020-69-0x0000000000410000-0x0000000000494000-memory.dmp

          memory/5020-70-0x0000000000410000-0x0000000000494000-memory.dmp

          memory/5020-71-0x0000000000410000-0x0000000000494000-memory.dmp

          memory/5020-50-0x00007FFB82930000-0x00007FFB82B25000-memory.dmp

          memory/5020-81-0x0000000000410000-0x0000000000494000-memory.dmp

          memory/5020-84-0x0000000000410000-0x0000000000494000-memory.dmp

          memory/5020-87-0x0000000000410000-0x0000000000494000-memory.dmp

          memory/5020-88-0x0000000000410000-0x0000000000494000-memory.dmp

          memory/5020-89-0x0000000000410000-0x0000000000494000-memory.dmp

          memory/5020-90-0x0000000000410000-0x0000000000494000-memory.dmp

          memory/5020-91-0x0000000000410000-0x0000000000494000-memory.dmp

          memory/5020-92-0x0000000000410000-0x0000000000494000-memory.dmp

          memory/5020-93-0x0000000000410000-0x0000000000494000-memory.dmp

          memory/5020-94-0x0000000000410000-0x0000000000494000-memory.dmp

          memory/5020-101-0x0000000000410000-0x0000000000494000-memory.dmp

          memory/5020-102-0x0000000000410000-0x0000000000494000-memory.dmp