Resubmissions

31/01/2024, 16:07

240131-tkv5aagah27

31/01/2024, 15:13

240131-slqeragffq7

Analysis

  • max time kernel
    205s
  • max time network
    203s
  • platform
    windows11-21h2_x64
  • resource
    win11-20231215-en
  • resource tags

    arch:x64arch:x86image:win11-20231215-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    31/01/2024, 16:07

General

  • Target
    doomday.msi
  • Size 3.7MB
  • Sample240131-tkv5aagah2
  • SHA256 ea673e0e6986e41a73c19dd2a9cfde3d2d4186ef52c23c1253dde2d54faca7b3
  • MD5 SHA1 SHA512 SSDEEP
Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 6 IoCs
  • Modifies file permissions 1 TTPs 2 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 Windows directory 15 IoCs
  • Checks SCSI registry key(s) 3 TTPs 5 IoCs

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

  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 53 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of WriteProcessMemory 20 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\doomday.msi
    1⤵
    • Enumerates connected drives
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:1156
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Enumerates connected drives
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3924
    • C:\Windows\system32\srtasks.exe
      C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:1544
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding ADB3672C9CDD8F8ACC139D4907171CA5
      2⤵
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:3208
      • C:\Windows\SysWOW64\ICACLS.EXE
        "C:\Windows\system32\ICACLS.EXE" "C:\Users\Admin\AppData\Local\Temp\MW-b56f947e-54e6-4c8c-afcf-57384f6e6dbb\." /SETINTEGRITYLEVEL (CI)(OI)HIGH
        3⤵
        • Modifies file permissions
        PID:2328
      • C:\Windows\SysWOW64\EXPAND.EXE
        "C:\Windows\system32\EXPAND.EXE" -R files.cab -F:* files
        3⤵
        • Drops file in Windows directory
        PID:560
      • C:\Users\Admin\AppData\Local\Temp\MW-b56f947e-54e6-4c8c-afcf-57384f6e6dbb\files\apdproxy.exe
        "C:\Users\Admin\AppData\Local\Temp\MW-b56f947e-54e6-4c8c-afcf-57384f6e6dbb\files\apdproxy.exe"
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious use of WriteProcessMemory
        PID:464
        • \??\c:\temp\Autoit3.exe
          "c:\temp\Autoit3.exe" c:\temp\script.au3
          4⤵
          • Executes dropped EXE
          • Checks processor information in registry
          PID:3788
      • C:\Windows\SysWOW64\ICACLS.EXE
        "C:\Windows\system32\ICACLS.EXE" "C:\Users\Admin\AppData\Local\Temp\MW-b56f947e-54e6-4c8c-afcf-57384f6e6dbb\." /SETINTEGRITYLEVEL (CI)(OI)LOW
        3⤵
        • Modifies file permissions
        PID:4460
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious use of AdjustPrivilegeToken
    PID:3496

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        files.cab

        • Path C:\Users\Admin\AppData\Local\Temp\MW-b56f947e-54e6-4c8c-afcf-57384f6e6dbb\files.cab
        • Size 3.4MB
        • SHA256 b860f09732fad08ddb048b0322bc5df1a61fe7859dd91f6ca769a972bac4f5f3
        • MD5 SHA1 SHA512 SSDEEP

        MSVCR71.dll

        • Path C:\Users\Admin\AppData\Local\Temp\MW-b56f947e-54e6-4c8c-afcf-57384f6e6dbb\files\MSVCR71.dll
        • Size 340KB
        • SHA256 8094af5ee310714caebccaeee7769ffb08048503ba478b879edfef5f1a24fefe
        • MD5 SHA1 SHA512 SSDEEP

        apdboot.dll

        • Path C:\Users\Admin\AppData\Local\Temp\MW-b56f947e-54e6-4c8c-afcf-57384f6e6dbb\files\apdboot.dll
        • Size 931KB
        • SHA256 51d197826bb62d23d4d926c914409ea8c66de149418cdd43137ddf1cafffe347
        • MD5 SHA1 SHA512 SSDEEP

        apdproxy.exe

        • Path C:\Users\Admin\AppData\Local\Temp\MW-b56f947e-54e6-4c8c-afcf-57384f6e6dbb\files\apdproxy.exe
        • Size 62KB
        • SHA256 a16b93c374e77f98889d7ad7f38b2282dbc5a40511541b9105b1dcf9216c3cf3
        • MD5 SHA1 SHA512 SSDEEP

        msvcp71.dll

        • Path C:\Users\Admin\AppData\Local\Temp\MW-b56f947e-54e6-4c8c-afcf-57384f6e6dbb\files\msvcp71.dll
        • Size 488KB
        • SHA256 df96156f6a548fd6fe5672918de5ae4509d3c810a57bffd2a91de45a3ed5b23b
        • MD5 SHA1 SHA512 SSDEEP

        sqlite3.dll

        • Path C:\Users\Admin\AppData\Local\Temp\MW-b56f947e-54e6-4c8c-afcf-57384f6e6dbb\files\sqlite3.dll
        • Size 1.6MB
        • SHA256 b6c0d1c8dfb907ce2d5bc7e493cfb1c5e1940f200475327dded1d3390c1d5c96
        • MD5 SHA1 SHA512 SSDEEP

        msiwrapper.ini

        • Path C:\Users\Admin\AppData\Local\Temp\MW-b56f947e-54e6-4c8c-afcf-57384f6e6dbb\msiwrapper.ini
        • Size 440B
        • SHA256 34bd89ef70361468defecfa850963ebfb08095e3a55b3f77e36284ea016af76b
        • MD5 SHA1 SHA512

        msiwrapper.ini

        • Path C:\Users\Admin\AppData\Local\Temp\MW-b56f947e-54e6-4c8c-afcf-57384f6e6dbb\msiwrapper.ini
        • Size 1KB
        • SHA256 b63088d5d02bc78f2285693aa6302f5a637c976d8eee4a15e3ec6920d4549a46
        • MD5 SHA1 SHA512

        msiwrapper.ini

        • Path C:\Users\Admin\AppData\Local\Temp\MW-b56f947e-54e6-4c8c-afcf-57384f6e6dbb\msiwrapper.ini
        • Size 1KB
        • SHA256 01be8bde8cca947076be315ab005feba5b7a467e0ed389b41eea9f5cb8be108e
        • MD5 SHA1 SHA512

        MSIEE29.tmp

        • Path C:\Windows\Installer\MSIEE29.tmp
        • Size 208KB
        • SHA256 107b32c5b789be9893f24d5bfe22633d25b7a3cae80082ef37b30e056869cc5c
        • MD5 SHA1 SHA512 SSDEEP

        metadata-2

        • Path \??\GLOBALROOT\Device\HarddiskVolumeShadowCopy2\System Volume Information\SPP\metadata-2
        • Size 12.8MB
        • SHA256 2df0dec8574af143c84dbe35999c7d1e74e6887dd304b607eab6b4b612a02103
        • MD5 SHA1 SHA512 SSDEEP

        {37d59339-77a4-40a3-8257-b9445e7753ef}_OnDiskSnapshotProp

        • Path \??\Volume{3f32ccb0-0000-0000-0000-d01200000000}\System Volume Information\SPP\OnlineMetadataCache\{37d59339-77a4-40a3-8257-b9445e7753ef}_OnDiskSnapshotProp
        • Size 6KB
        • SHA256 e654787bd7de53711163bcebafb54b9e6f34a1b222e38a963a6bca4cdb784adb
        • MD5 SHA1 SHA512 SSDEEP

        Autoit3.exe

        • Path \??\c:\temp\Autoit3.exe
        • Size 872KB
        • SHA256 237d1bca6e056df5bb16a1216a434634109478f882d3b1d58344c801d184f95d
        • MD5 SHA1 SHA512 SSDEEP

        script.au3

        • Path \??\c:\temp\script.au3
        • Size 595KB
        • SHA256 64e1563ceef99893a1fe4ba93cd38763a68f2db5537545a08061e83af9fe299b
        • MD5 SHA1 SHA512 SSDEEP

        test.txt

        • Path \??\c:\temp\test.txt
        • Size 76B
        • SHA256 99426e8b0d9b6366436d7db6883c98d6a8c2e5825b13a167a0c7495494182276
        • MD5 SHA1 SHA512

        memory/464-96-0x0000000002750000-0x00000000028F4000-memory.dmp

        memory/464-94-0x0000000073810000-0x0000000073904000-memory.dmp

        memory/464-89-0x0000000002750000-0x00000000028F4000-memory.dmp

        memory/3788-109-0x0000000004520000-0x00000000054F0000-memory.dmp

        memory/3788-111-0x0000000005C70000-0x0000000005FBE000-memory.dmp

        memory/3788-112-0x0000000005C70000-0x0000000005FBE000-memory.dmp