Resubmissions

09/11/2024, 06:22

241109-g4wtpsslar6

09/11/2024, 02:58

241109-df8a2svpaw6

09/11/2024, 00:35

241109-axvjqstcpq6

09/11/2024, 00:33

241109-awmshatcmp6

Analysis

  • max time kernel
    121s
  • max time network
    122s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    09/11/2024, 02:58

General

  • Target
    my_furry_protogen___.msi
  • Size 61.2MB
  • Sample241109-df8a2svpaw
  • SHA256 d33680d861d53ff3bb9f27807bd210adaa2931e44ecb1010d7b95b0aff70cd80
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Signatures

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Blocklisted process makes network request 4 IoCs
  • Enumerates connected drives 3 TTPs 46 IoCs

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

  • Drops file in Program Files directory 27 IoCs
  • Drops file in Windows directory 14 IoCs
  • Loads dropped DLL 12 IoCs
  • Event Triggered Execution: Installer Packages 2 TTPs 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • Modifies data under HKEY_USERS 43 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\my_furry_protogen___.msi
    1⤵
    • Blocklisted process makes network request
    • Enumerates connected drives
    • Event Triggered Execution: Installer Packages
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:2072
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Blocklisted process makes network request
    • Enumerates connected drives
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2600
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding 33DFA18500D017891BA496F3B1635657 C
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      PID:768
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding C1A7B32449DC5E27710347E9A5810F2E
      2⤵
      • Adds Run key to start application
      • Blocklisted process makes network request
      • Drops file in Program Files directory
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      PID:2604
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
      PID:2396
    • C:\Windows\system32\DrvInst.exe
      DrvInst.exe "1" "200" "STORAGE\VolumeSnapshot\HarddiskVolumeSnapshot19" "" "" "61530dda3" "0000000000000000" "00000000000005B8" "0000000000000320"
      1⤵
      • Drops file in Windows directory
      • Modifies data under HKEY_USERS
      PID:1048

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          f7718a1.rbs

          • Path C:\Config.Msi\f7718a1.rbs
          • Size 141KB
          • SHA256 7f0c89e2ef48b48784fb3d477b25fb34cea886ce772e3bc7cb2feae75a672219
          • MD5 SHA1 SHA512 SSDEEP

          System.Data.SQLite.dll

          • Path C:\Program Files (x86)\Videodownloader\Videodownloader\System.Data.SQLite.dll
          • Size 345KB
          • SHA256 04b94962d9d5cee5805ad5e9e40d3b6c4c1c69c25945ee31ac056977f0e25f1f
          • MD5 SHA1 SHA512 SSDEEP

          UserManagement.dll

          • Path C:\Program Files (x86)\Videodownloader\Videodownloader\UserManagement.dll
          • Size 150KB
          • SHA256 2bab2fd8cd77087d81aa1820bc1c70b6122848ac5200e45f82faab47c4bf2c9f
          • MD5 SHA1 SHA512 SSDEEP

          Videodownloader.exe

          • Path C:\Program Files (x86)\Videodownloader\Videodownloader\Videodownloader.exe
          • Size 2.8MB
          • SHA256 4235adb0bca98cc755547566e9fe0e7b503ab0c548a873f001fe359858a73715
          • MD5 SHA1 SHA512 SSDEEP

          94308059B57B3142E455B38A6EB92015

          • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
          • Size 342B
          • SHA256 b2735bf1d0242626b97945c5619c22eb265220acda20dca56de7b5e5902e37b5
          • MD5 SHA1 SHA512

          CFG1E69.tmp

          • Path C:\Users\Admin\AppData\Local\Temp\CFG1E69.tmp
          • Size 152B
          • SHA256 b839cdd1c3f55651cd4d0e54a679bce5ac60ed7618a7b74bfc8ef8ca311e53ed
          • MD5 SHA1 SHA512

          CabE967.tmp

          • Path C:\Users\Admin\AppData\Local\Temp\CabE967.tmp
          • Size 70KB
          • SHA256 b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f
          • MD5 SHA1 SHA512 SSDEEP

          MSIECF3.tmp

          • Path C:\Users\Admin\AppData\Local\Temp\MSIECF3.tmp
          • Size 285KB
          • SHA256 f74c97b1a53541b059d3bfafe41a79005ce5065f8210d7de9f1b600dc4e28aa0
          • MD5 SHA1 SHA512 SSDEEP

          TarE97A.tmp

          • Path C:\Users\Admin\AppData\Local\Temp\TarE97A.tmp
          • Size 181KB
          • SHA256 8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8
          • MD5 SHA1 SHA512 SSDEEP

          _036F6082C1540B3CEA7165.exe

          • Path C:\Users\Admin\AppData\Roaming\Microsoft\Installer\{FEEBD562-6B8E-457A-9133-89B8C1E14443}\_036F6082C1540B3CEA7165.exe
          • Size 116KB
          • SHA256 a6d8e710e5f7f47feec4e91200ff1ce134517cd8db11088c12fa0998cfb3d0e3
          • MD5 SHA1 SHA512 SSDEEP

          MSI22B6.tmp

          • Path C:\Windows\Installer\MSI22B6.tmp
          • Size 114KB
          • SHA256 4f10c0bd8d22e8215b02f092279abf7bb148cb1497207ec2ebab32662009b2ac
          • MD5 SHA1 SHA512 SSDEEP

          Installer.dll

          • Path \Program Files (x86)\Videodownloader\Videodownloader\Installer.dll
          • Size 17KB
          • SHA256 8bd6ac81553af9910e43dc50b4ff2b83f4b6fb0c5d520871597a8bc97b7bb20d
          • MD5 SHA1 SHA512 SSDEEP

          memory/2604-418-0x0000000000A80000-0x0000000000AAC000-memory.dmp

          memory/2604-401-0x00000000005B0000-0x00000000005BA000-memory.dmp

          memory/2604-422-0x0000000005510000-0x00000000057D6000-memory.dmp