Analysis

  • geolocation tags

    cacanadananorth-americatoronto
  • max time kernel
    298s
  • max time network
    205s
  • platform
    windows10-ltsc_2021_x64
  • resource
    win10ltsc2021-20260130-en
  • resource tags

    arch:x64arch:x86image:win10ltsc2021-20260130-enlocale:en-usos:windows10-ltsc_2021-x64systemwindows
  • submitted
    26/04/2026, 10:49

General

  • Target
    VirtualBox-7.2.8-173730-Win.exe
  • Size 169.6MB
  • Sample260426-mwr4faew2w
  • SHA256 ae5415cc968c0e8acddd99358c21d267a2c31ac4ff5182861aab9e6931001606
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
8/10

Malware Config

Signatures

  • Drops file in Drivers directory 3 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 System32 directory 15 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Drops file in Windows directory 33 IoCs
  • Loads dropped DLL 24 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

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

  • Checks SCSI registry key(s) 3 TTPs 31 IoCs

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

  • Modifies data under HKEY_USERS 44 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of WriteProcessMemory 5 IoCs
  • Uses Volume Shadow Copy service COM API

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

Processes

  • C:\Users\Admin\AppData\Local\Temp\VirtualBox-7.2.8-173730-Win.exe
    "C:\Users\Admin\AppData\Local\Temp\VirtualBox-7.2.8-173730-Win.exe"
    1⤵
    • Enumerates connected drives
    • System Location Discovery: System Language Discovery
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:3464
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Enumerates connected drives
    • Drops file in Program Files directory
    • Drops file in Windows directory
    • Modifies data under HKEY_USERS
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2196
    • C:\Windows\System32\MsiExec.exe
      C:\Windows\System32\MsiExec.exe -Embedding F04EFC13B355AB8BBB8E57E9A391C80C C
      2⤵
      • Loads dropped DLL
      PID:568
    • C:\Windows\system32\srtasks.exe
      C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
      2⤵
        PID:5964
      • C:\Windows\System32\MsiExec.exe
        C:\Windows\System32\MsiExec.exe -Embedding 05483E03537E4DBEEAD11D7F4E37840E
        2⤵
        • Loads dropped DLL
        PID:1464
      • C:\Windows\System32\MsiExec.exe
        C:\Windows\System32\MsiExec.exe -Embedding C043D9ECA81DBAB2118EAD40CB63A87C E Global\MSI0000
        2⤵
        • Drops file in Drivers directory
        • Drops file in Windows directory
        • Loads dropped DLL
        PID:1052
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Checks SCSI registry key(s)
      PID:3152
    • C:\Windows\system32\svchost.exe
      C:\Windows\system32\svchost.exe -k DcomLaunch -p -s DeviceInstall
      1⤵
      • Drops file in Windows directory
      • Checks SCSI registry key(s)
      • Suspicious use of WriteProcessMemory
      PID:5756
      • C:\Windows\system32\DrvInst.exe
        DrvInst.exe "4" "9" "C:\Program Files\Oracle\VirtualBox\drivers\vboxsup\VBoxSup.inf" "9" "4ff1aec5b" "00000000000001C8" "WinSta0\Default" "00000000000001B8" "208" "C:\Program Files\Oracle\VirtualBox\drivers\vboxsup"
        2⤵
        • Drops file in System32 directory
        • Drops file in Windows directory
        • Checks SCSI registry key(s)
        • Modifies data under HKEY_USERS
        PID:5244

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          VBoxSup.cat

          • Path C:\PROGRA~1\Oracle\VIRTUA~1\drivers\vboxsup\VBoxSup.cat
          • Size 11KB
          • SHA256 d34ce079eb119f8f318b2a4aa00943ff7cd441fbfe5479ba11b1f5b47c58c3e2
          • MD5 SHA1 SHA512 SSDEEP TLSH

          VBoxSup.sys

          • Path C:\PROGRA~1\Oracle\VIRTUA~1\drivers\vboxsup\VBoxSup.sys
          • Size 1.0MB
          • SHA256 ae8af7f943753a8765c9d505a8460a7cfd2cbdc959ac3ce504548cc8b929979e
          • MD5 SHA1 SHA512 SSDEEP TLSH

          VBoxSup.inf

          • Path C:\Program Files\Oracle\VirtualBox\drivers\vboxsup\VBoxSup.inf
          • Size 2KB
          • SHA256 e6a4dc9227d12ba919e27b2ef22ad6b24f829cbe9fafb4728a7f6407c9288926
          • MD5 SHA1 SHA512 TLSH

          698460A0B6E60F2F602361424D832905_8BB23D43DE574E82F2BEE0DF0EC47EEB

          • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\698460A0B6E60F2F602361424D832905_8BB23D43DE574E82F2BEE0DF0EC47EEB
          • Size 471B
          • SHA256 daae5cd62ac8d9e32baed178e39df1e0827d9a45e31276f65f6b75f122e24b65
          • MD5 SHA1 SHA512 TLSH

          8EC9B1D0ABBD7F98B401D425828828CE_0D89C5EAD59EC1C2BC9790314666F3D2

          • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\8EC9B1D0ABBD7F98B401D425828828CE_0D89C5EAD59EC1C2BC9790314666F3D2
          • Size 727B
          • SHA256 e7c373e6384cea6ca441af5c6045dc66b15ae5c0abfa76ce92b9d63f29906c69
          • MD5 SHA1 SHA512 TLSH

          C8E534EE129F27D55460CE17FD628216_1130D9B25898B0DB0D4F04DC5B93F141

          • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\C8E534EE129F27D55460CE17FD628216_1130D9B25898B0DB0D4F04DC5B93F141
          • Size 727B
          • SHA256 58b69048c5f70ae64f3de2527aee030b864fca81b21f14d7732d3ff3f7c3fafd
          • MD5 SHA1 SHA512 TLSH

          698460A0B6E60F2F602361424D832905_8BB23D43DE574E82F2BEE0DF0EC47EEB

          • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\698460A0B6E60F2F602361424D832905_8BB23D43DE574E82F2BEE0DF0EC47EEB
          • Size 400B
          • SHA256 dbb2cb4c49d6e0ee441400c26e8f449fa13a9a937b832bbc4be23d1d578afb1a
          • MD5 SHA1 SHA512 TLSH

          8EC9B1D0ABBD7F98B401D425828828CE_0D89C5EAD59EC1C2BC9790314666F3D2

          • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\8EC9B1D0ABBD7F98B401D425828828CE_0D89C5EAD59EC1C2BC9790314666F3D2
          • Size 408B
          • SHA256 92fc2fc1e22410ed3e11332b5f1fc91afad58fc6a5c5a58e5f1251fe9b5c1e26
          • MD5 SHA1 SHA512 TLSH

          C8E534EE129F27D55460CE17FD628216_1130D9B25898B0DB0D4F04DC5B93F141

          • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\C8E534EE129F27D55460CE17FD628216_1130D9B25898B0DB0D4F04DC5B93F141
          • Size 412B
          • SHA256 d92553c9b309e8812455e83307afd72ead1c17a2980c3b6ba232b31e7e966b5a
          • MD5 SHA1 SHA512 TLSH

          MSI43BB.tmp

          • Path C:\Users\Admin\AppData\Local\Temp\MSI43BB.tmp
          • Size 493KB
          • SHA256 958e9b7a398b5896f1e4ed9e17fb69ab134d8804303de053f9424e3312b0a0ea
          • MD5 SHA1 SHA512 SSDEEP TLSH

          MSI83d23.LOG

          • Path C:\Users\Admin\AppData\Local\Temp\MSI83d23.LOG
          • Size 111KB
          • SHA256 b53adcaf3ff39bd57c53ebaf5ddcd45a94bfe3b4751ec493bc372dfa17157ec0
          • MD5 SHA1 SHA512 SSDEEP TLSH

          oem0.PNF

          • Path C:\Windows\INF\oem0.PNF
          • Size 5KB
          • SHA256 10f12e0c2112ab15d1da6f752fdb135f3370d7d527723a7ce2da79a8070f163b
          • MD5 SHA1 SHA512 SSDEEP TLSH

          oem1.PNF

          • Path C:\Windows\INF\oem1.PNF
          • Size 5KB
          • SHA256 5f6ea9650ec1fe9863949c2f2f4bbe24ed6613f2479ca01db090e88aeb7582ca
          • MD5 SHA1 SHA512 SSDEEP TLSH

          oem2.PNF

          • Path C:\Windows\INF\oem2.PNF
          • Size 6KB
          • SHA256 5e45b5076cec32d1cb848014c0d157f937e49c4a1afff11c359f73106dad5a8b
          • MD5 SHA1 SHA512 SSDEEP TLSH

          MSI3C39.tmp

          • Path C:\Windows\Installer\MSI3C39.tmp
          • Size 383KB
          • SHA256 61a20a2e5b2e759c2db35545419cb75ab9db16e66fd21ce580a6f9836f3e7a9b
          • MD5 SHA1 SHA512 SSDEEP TLSH

          metadata-2

          • Path \??\GLOBALROOT\Device\HarddiskVolumeShadowCopy2\System Volume Information\SPP\metadata-2
          • Size 24.0MB
          • SHA256 c8678a9e29f8819f488703f0896d2bb1bfa13e66ba18ed430cd9bfb15e7985ab
          • MD5 SHA1 SHA512 SSDEEP TLSH

          {12828d4f-caea-49d8-8aa6-f79104a77e7d}_OnDiskSnapshotProp

          • Path \??\Volume{ca39f564-0000-0000-0000-d08302000000}\System Volume Information\SPP\OnlineMetadataCache\{12828d4f-caea-49d8-8aa6-f79104a77e7d}_OnDiskSnapshotProp
          • Size 6KB
          • SHA256 9e366fa1e77fa2b5e5e63f4dbb8193da661cf5eb758f7ecca0c6175f8eb4bf82
          • MD5 SHA1 SHA512 SSDEEP TLSH

          memory/2196-123-0x00000206F9360000-0x00000206F93D9000-memory.dmp

          memory/2196-59-0x00000206F9360000-0x00000206F93D9000-memory.dmp

          memory/2196-390-0x00000206F9360000-0x00000206F93D9000-memory.dmp

          memory/3464-48-0x000000000D850000-0x000000000D8E6000-memory.dmp

          memory/3464-391-0x000000000D850000-0x000000000D8E6000-memory.dmp