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
    209s
  • max time network
    210s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-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 7 IoCs
  • Enumerates connected drives 3 TTPs 46 IoCs

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

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Drops file in Program Files directory 27 IoCs
  • Drops file in Windows directory 12 IoCs
  • Executes dropped EXE 4 IoCs
  • Loads dropped DLL 64 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Detects Pyinstaller 1 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
  • Reads user/profile data of web browsers 3 TTPs

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

  • 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 2 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.

  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of WriteProcessMemory 25 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:4544
  • 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:4644
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding 539B5B33237A279F92FB490F1B339FD0 C
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      PID:1388
    • C:\Windows\system32\srtasks.exe
      C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
      2⤵
        PID:476
      • C:\Windows\syswow64\MsiExec.exe
        C:\Windows\syswow64\MsiExec.exe -Embedding 4A15F854B6E1B601449A108387EE7F94
        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:1572
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Checks SCSI registry key(s)
      PID:464
    • C:\Program Files (x86)\Videodownloader\Videodownloader\Videodownloader.exe
      "C:\Program Files (x86)\Videodownloader\Videodownloader\Videodownloader.exe"
      1⤵
      • Checks computer location settings
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: AddClipboardFormatListener
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:4152
      • C:\Users\Admin\AppData\Local\DownloadHelperTray\DownloadHelperTray.exe
        "C:\Users\Admin\AppData\Local\DownloadHelperTray\DownloadHelperTray.exe"
        2⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        PID:4896
      • C:\Users\Admin\AppData\Roaming\Videodownloader\yt-dlp.exe
        "C:\Users\Admin\AppData\Roaming\Videodownloader\yt-dlp.exe" -U --no-check-certificate
        2⤵
        • Executes dropped EXE
        • Suspicious use of WriteProcessMemory
        PID:524
        • C:\Users\Admin\AppData\Roaming\Videodownloader\yt-dlp.exe
          "C:\Users\Admin\AppData\Roaming\Videodownloader\yt-dlp.exe" -U --no-check-certificate
          3⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Suspicious use of WriteProcessMemory
          PID:2460
          • C:\Windows\system32\cmd.exe
            C:\Windows\system32\cmd.exe /c "ver"
            4⤵
              PID:8
            • C:\Windows\system32\cmd.exe
              C:\Windows\system32\cmd.exe /c "ver"
              4⤵
                PID:4032
              • C:\Windows\system32\cmd.exe
                C:\Windows\system32\cmd.exe /c "ver"
                4⤵
                  PID:2492
                • C:\Windows\system32\cmd.exe
                  C:\Windows\system32\cmd.exe /c "ping 127.0.0.1 -n 5 -w 1000 & del /F "C:\Users\Admin\AppData\Roaming\Videodownloader\yt-dlp.exe.old""
                  4⤵
                  • System Network Configuration Discovery: Internet Connection Discovery
                  • Suspicious use of WriteProcessMemory
                  PID:4544
                  • C:\Windows\system32\PING.EXE
                    ping 127.0.0.1 -n 5 -w 1000
                    5⤵
                    • System Network Configuration Discovery: Internet Connection Discovery
                    • Runs ping.exe
                    PID:5076

          Network

                MITRE ATT&CK Enterprise v15

                Replay Monitor

                Loading Replay Monitor...

                Downloads

                e581b83.rbs

                • Path C:\Config.Msi\e581b83.rbs
                • Size 141KB
                • SHA256 1447dbd52179776b7a3834f7934845c7dc126d78ebdb39733d9057294c31015e
                • MD5 SHA1 SHA512 SSDEEP

                Installer.dll

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

                Newtonsoft.Json.dll

                • Path C:\Program Files (x86)\Videodownloader\Videodownloader\Newtonsoft.Json.dll
                • Size 683KB
                • SHA256 7f912b28a07c226e0be3acfb2f57f050538aba0100fa1f0bf2c39f1a1f1da814
                • 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

                Updater.dll

                • Path C:\Program Files (x86)\Videodownloader\Videodownloader\Updater.dll
                • Size 95KB
                • SHA256 84ffd69b18d250344ea553b943c09b4d0f9f514333fbcc76c07be01696af433a
                • 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

                Videodownloader.exe.config

                • Path C:\Program Files (x86)\Videodownloader\Videodownloader\Videodownloader.exe.config
                • Size 67KB
                • SHA256 6d07185e8e5e356808f2dddbd7874fc2ecdc45d7c9cf4dd8760b66feb2abb8ee
                • MD5 SHA1 SHA512 SSDEEP

                de-DE.txt

                • Path C:\Program Files (x86)\Videodownloader\Videodownloader\languagepack\de-DE.txt
                • Size 14KB
                • SHA256 0be112fe6d07507007c8eb2325b16a5240c30a6bc1ad56690024a8fce587a60c
                • MD5 SHA1 SHA512 SSDEEP

                en-US.txt

                • Path C:\Program Files (x86)\Videodownloader\Videodownloader\languagepack\en-US.txt
                • Size 13KB
                • SHA256 2fa38ea90ac9427e8113d4f4c368ce5c34385d4ee08428a5cf41d96755ed09bd
                • MD5 SHA1 SHA512 SSDEEP

                60B3F7207DEB992031C120EB71F562CD

                • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\60B3F7207DEB992031C120EB71F562CD
                • Size 4KB
                • SHA256 54f08bfd73dd3477610059c4a1d92723e698def0efa7ad4661584a51d9aab79b
                • MD5 SHA1 SHA512 SSDEEP

                B039FEA45CB4CC4BBACFC013C7C55604_D21903E2722B551F252C717985D24037

                • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\B039FEA45CB4CC4BBACFC013C7C55604_D21903E2722B551F252C717985D24037
                • Size 1KB
                • SHA256 4174cf1e7f4782e58680d2af40148932bf8efa740f5e48544ce95fa8d26b7ba0
                • MD5 SHA1 SHA512

                DF8D319B9741B9E1EBE906AACEA5CBBA_905B5724CEECF7C47BDE629AC2B6F135

                • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\DF8D319B9741B9E1EBE906AACEA5CBBA_905B5724CEECF7C47BDE629AC2B6F135
                • Size 5B
                • SHA256 bebe2853a3485d1c2e5c5be4249183e0ddaff9f87de71652371700a89d937128
                • MD5 SHA1 SHA512

                60B3F7207DEB992031C120EB71F562CD

                • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\60B3F7207DEB992031C120EB71F562CD
                • Size 222B
                • SHA256 7d02386bdf36bac413613e56b7eda03f81426874f0f1c9261fbeee98cf75d4e4
                • MD5 SHA1 SHA512

                60B3F7207DEB992031C120EB71F562CD

                • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\60B3F7207DEB992031C120EB71F562CD
                • Size 222B
                • SHA256 32a7f1d70fada84bcb42361b6bdcf32771bcb273c1954d7a530b92c38bf6726d
                • MD5 SHA1 SHA512

                B039FEA45CB4CC4BBACFC013C7C55604_D21903E2722B551F252C717985D24037

                • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\B039FEA45CB4CC4BBACFC013C7C55604_D21903E2722B551F252C717985D24037
                • Size 498B
                • SHA256 cc13fdc3aaff51906f4d675467b441e65339e4826d526b0ffcbda3b1d273811e
                • MD5 SHA1 SHA512

                DF8D319B9741B9E1EBE906AACEA5CBBA_905B5724CEECF7C47BDE629AC2B6F135

                • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\DF8D319B9741B9E1EBE906AACEA5CBBA_905B5724CEECF7C47BDE629AC2B6F135
                • Size 444B
                • SHA256 32b4bfb0440393acb7fdcb261a1c934216669f48ed042d6c549bb1f51515d389
                • MD5 SHA1 SHA512

                DF8D319B9741B9E1EBE906AACEA5CBBA_905B5724CEECF7C47BDE629AC2B6F135

                • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\DF8D319B9741B9E1EBE906AACEA5CBBA_905B5724CEECF7C47BDE629AC2B6F135
                • Size 444B
                • SHA256 c5eb0eac8f611a386b6605990e7cf01752df493d6eb71114ddb041b48d789e2c
                • MD5 SHA1 SHA512

                CookieDecrypt.dll

                • Path C:\Users\Admin\AppData\Local\DownloadHelperTray\CookieDecrypt.dll
                • Size 9KB
                • SHA256 21f41f20fe355d1313d5309456094d90155b8fcb05efdc4ba8c25f1737878969
                • MD5 SHA1 SHA512 SSDEEP

                DownloadHelperTray.exe

                • Path C:\Users\Admin\AppData\Local\DownloadHelperTray\DownloadHelperTray.exe
                • Size 143KB
                • SHA256 15c01f65d8db757a98402a97b0eb9d6261b98042d22fceed3407316ee32e7bb5
                • MD5 SHA1 SHA512 SSDEEP

                config.conf

                • Path C:\Users\Admin\AppData\Local\DownloadHelperTray\config.conf
                • Size 199B
                • SHA256 450ff8537ea8b6df8427474e1e55adf22b9ef35226d51c04f423084afe29da0e
                • MD5 SHA1 SHA512

                db.sqlite

                • Path C:\Users\Admin\AppData\Local\DownloadHelperTray\db.sqlite
                • Size 96KB
                • SHA256 72c93bb5f025e474f2589e61724b5995e3d8bcb24304e37fde6247a1658e0465
                • MD5 SHA1 SHA512 SSDEEP

                h.db

                • Path C:\Users\Admin\AppData\Local\DownloadHelperTray\h.db
                • Size 124KB
                • SHA256 a4cd72e529e60b5f74c50e4e5b159efaf80625f23534dd15a28203760b8b28ab
                • MD5 SHA1 SHA512 SSDEEP

                SQLite.Interop.dll

                • Path C:\Users\Admin\AppData\Local\DownloadHelperTray\x86\SQLite.Interop.dll
                • Size 1.2MB
                • SHA256 aafca999c2493c667e3021ea0aba01170635ab1aa147fe764cd50abac85943c9
                • MD5 SHA1 SHA512 SSDEEP

                CFG1F89.tmp

                • Path C:\Users\Admin\AppData\Local\Temp\CFG1F89.tmp
                • Size 152B
                • SHA256 b839cdd1c3f55651cd4d0e54a679bce5ac60ed7618a7b74bfc8ef8ca311e53ed
                • MD5 SHA1 SHA512

                MSID10B.tmp

                • Path C:\Users\Admin\AppData\Local\Temp\MSID10B.tmp
                • Size 285KB
                • SHA256 f74c97b1a53541b059d3bfafe41a79005ce5065f8210d7de9f1b600dc4e28aa0
                • MD5 SHA1 SHA512 SSDEEP

                sfhknhaf.newcfg

                • Path C:\Users\Admin\AppData\Local\Videodownloader\Videodownloader.exe_Url_t0cu3g0lfwuyba52ak2hasjqz2jvrav2\1.1.8.0\sfhknhaf.newcfg
                • Size 489B
                • SHA256 f2db54a5473ad3fe06fc5d2bd4a32d58fe461f29dea7dffa9fd9022017ddcef2
                • MD5 SHA1 SHA512

                user.config

                • Path C:\Users\Admin\AppData\Local\Videodownloader\Videodownloader.exe_Url_t0cu3g0lfwuyba52ak2hasjqz2jvrav2\1.1.8.0\user.config
                • Size 367B
                • SHA256 0c385277267d7dd41175b7b1da24768a0444b7175b6028083f3f912514e672fe
                • MD5 SHA1 SHA512

                user.config

                • Path C:\Users\Admin\AppData\Local\Videodownloader\Videodownloader.exe_Url_t0cu3g0lfwuyba52ak2hasjqz2jvrav2\1.1.8.0\user.config
                • Size 38KB
                • SHA256 5cb946b6d0108a0ee0472f6c5d98532fd22deaa1804cb8cef95a0b4cd64cd287
                • MD5 SHA1 SHA512 SSDEEP

                database.sqlite

                • Path C:\Users\Admin\AppData\Local\Videodownloader\database.sqlite
                • Size 16KB
                • SHA256 2013852866d4af469bb425226437fd374f94b501bdde0e970f7114e550c0c88f
                • 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

                yt-dlp.exe

                • Path C:\Users\Admin\AppData\Roaming\Videodownloader\yt-dlp.exe
                • Size 13.1MB
                • SHA256 2ff706a386a6890d4fd6871609e99248402959b149781feaeb41fede1c5efea1
                • MD5 SHA1 SHA512 SSDEEP

                MSI25E5.tmp

                • Path C:\Windows\Installer\MSI25E5.tmp
                • Size 114KB
                • SHA256 4f10c0bd8d22e8215b02f092279abf7bb148cb1497207ec2ebab32662009b2ac
                • MD5 SHA1 SHA512 SSDEEP

                metadata-2

                • Path \??\GLOBALROOT\Device\HarddiskVolumeShadowCopy2\System Volume Information\SPP\metadata-2
                • Size 24.1MB
                • SHA256 5811fe98f13747d0e27bbdad95d421955bfc46617f16f5d4037253f99e40147e
                • MD5 SHA1 SHA512 SSDEEP

                {fcaa4c29-ae51-4718-852d-cb96194b78d6}_OnDiskSnapshotProp

                • Path \??\Volume{fb297ba4-0000-0000-0000-d01200000000}\System Volume Information\SPP\OnlineMetadataCache\{fcaa4c29-ae51-4718-852d-cb96194b78d6}_OnDiskSnapshotProp
                • Size 6KB
                • SHA256 254c8e39e0b570dbd6e9d2e301b16b3a8137de6cd86fc8d98a511c2a2c4492ca
                • MD5 SHA1 SHA512 SSDEEP

                memory/524-485-0x00007FF6185F0000-0x00007FF618630000-memory.dmp

                memory/524-563-0x00007FF6185F0000-0x00007FF618630000-memory.dmp

                memory/1572-139-0x0000000005020000-0x000000000505C000-memory.dmp

                memory/1572-162-0x00000000058F0000-0x0000000005966000-memory.dmp

                memory/1572-133-0x0000000002D70000-0x0000000002D8A000-memory.dmp

                memory/1572-137-0x0000000002DA0000-0x0000000002DAA000-memory.dmp

                memory/1572-138-0x0000000004FC0000-0x0000000004FD2000-memory.dmp

                memory/1572-156-0x0000000005060000-0x000000000508C000-memory.dmp

                memory/1572-160-0x0000000005520000-0x00000000057E6000-memory.dmp

                memory/1572-161-0x00000000052B0000-0x0000000005316000-memory.dmp

                memory/2460-491-0x00007FF6185F0000-0x00007FF618630000-memory.dmp

                memory/2460-487-0x00007FF6185F0000-0x00007FF618630000-memory.dmp

                memory/4152-400-0x000000000C5B0000-0x000000000C5C0000-memory.dmp

                memory/4152-286-0x000000000BC80000-0x000000000BC88000-memory.dmp

                memory/4152-215-0x000000000B270000-0x000000000B320000-memory.dmp

                memory/4152-583-0x0000000010780000-0x000000001079E000-memory.dmp

                memory/4152-206-0x000000000A760000-0x000000000A76E000-memory.dmp

                memory/4152-180-0x0000000006B20000-0x0000000006BB2000-memory.dmp

                memory/4152-179-0x0000000005D40000-0x0000000005D5A000-memory.dmp

                memory/4152-175-0x0000000006570000-0x0000000006B14000-memory.dmp

                memory/4152-205-0x000000000A780000-0x000000000A7B8000-memory.dmp

                memory/4152-233-0x000000000B720000-0x000000000B742000-memory.dmp

                memory/4896-227-0x0000000008610000-0x0000000008B3C000-memory.dmp

                memory/4896-226-0x0000000007F10000-0x0000000007F5C000-memory.dmp

                memory/4896-232-0x0000000008050000-0x00000000080A0000-memory.dmp

                memory/4896-225-0x0000000007F70000-0x0000000007FCC000-memory.dmp

                memory/4896-221-0x0000000007B60000-0x0000000007EB4000-memory.dmp

                memory/4896-220-0x0000000007790000-0x0000000007798000-memory.dmp

                memory/4896-204-0x0000000004CF0000-0x0000000004CFA000-memory.dmp

                memory/4896-236-0x00000000082D0000-0x000000000830C000-memory.dmp

                memory/4896-237-0x00000000082A0000-0x00000000082C1000-memory.dmp

                memory/4896-194-0x0000000000550000-0x0000000000578000-memory.dmp