Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    01/07/2026, 00:23

General

  • Target
    Document.msi
  • Size 8.2MB
  • Sample260701-aps1yacy91
  • SHA256 494a60d50bb6706086692d1fd2f957dd891a37acb549106052d662130f2d071c
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Badlisted process makes network request 3 IoCs

    Network request originating from process or tool commonly abused by malware.

  • Loads dropped DLL 8 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 11 IoCs
  • Event Triggered Execution: Installer Packages 2 TTPs 1 IoCs
  • Checks SCSI registry key(s) 3 TTPs 5 IoCs

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

  • Suspicious use of AdjustPrivilegeToken 53 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 4 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\Document.msi
    1⤵
    • Badlisted process makes network request
    • Enumerates connected drives
    • Event Triggered Execution: Installer Packages
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:1300
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Enumerates connected drives
    • Drops file in Windows directory
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:824
    • C:\Windows\system32\srtasks.exe
      C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:3060
    • C:\Windows\System32\MsiExec.exe
      C:\Windows\System32\MsiExec.exe -Embedding D24EECB3F15B1DCB1ADA4C01F1E76503
      2⤵
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:536
      • C:\Windows\system32\rundll32.exe
        rundll32.exe "C:\Windows\Installer\MSIC213.tmp",zzzzInvokeManagedCustomActionOutOfProc SfxCA_240698046 2 Atera.Agent.Installer.Msi.Ca!Atera.Agent.Installer.Msi.Ca.CustomActions.GenerateAgentId
        3⤵
        • Loads dropped DLL
        • Drops file in Windows directory
        • Suspicious use of AdjustPrivilegeToken
        PID:4428
      • C:\Windows\system32\rundll32.exe
        rundll32.exe "C:\Windows\Installer\MSIC417.tmp",zzzzInvokeManagedCustomActionOutOfProc SfxCA_240698390 6 Atera.Agent.Installer.Msi.Ca!Atera.Agent.Installer.Msi.Ca.CustomActions.ShouldContinueInstallation
        3⤵
        • Badlisted process makes network request
        • Loads dropped DLL
        • Drops file in Windows directory
        • Suspicious use of AdjustPrivilegeToken
        PID:2796
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious use of AdjustPrivilegeToken
    PID:4360

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        698460A0B6E60F2F602361424D832905_8BB23D43DE574E82F2BEE0DF0EC47EEB

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\698460A0B6E60F2F602361424D832905_8BB23D43DE574E82F2BEE0DF0EC47EEB
        • Size 471B
        • SHA256 6294d27eaad40cb327b2a467d13e55095d53540b5c5b2c240c427a5bc9e8ed07
        • MD5 SHA1 SHA512 TLSH

        8EC9B1D0ABBD7F98B401D425828828CE_6FBFBE34ABAF2109B411B965FB39009E

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\8EC9B1D0ABBD7F98B401D425828828CE_6FBFBE34ABAF2109B411B965FB39009E
        • Size 727B
        • SHA256 3b4bf639e88a16653626c5f8e8b5a7851dfe54fac813917686eb416202b8c7bc
        • MD5 SHA1 SHA512 TLSH

        C8E534EE129F27D55460CE17FD628216_1130D9B25898B0DB0D4F04DC5B93F141

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\C8E534EE129F27D55460CE17FD628216_1130D9B25898B0DB0D4F04DC5B93F141
        • Size 727B
        • SHA256 fd5c4945208e766bd727f9108d4f080d4ede0f28f2f2e41c1d6280f47e8304d1
        • MD5 SHA1 SHA512 TLSH

        698460A0B6E60F2F602361424D832905_8BB23D43DE574E82F2BEE0DF0EC47EEB

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\698460A0B6E60F2F602361424D832905_8BB23D43DE574E82F2BEE0DF0EC47EEB
        • Size 400B
        • SHA256 cbfb63ec936969cce46b71f2ea440dab5d073c297b7e09aadc48b3cfd9058d15
        • MD5 SHA1 SHA512 TLSH

        8EC9B1D0ABBD7F98B401D425828828CE_6FBFBE34ABAF2109B411B965FB39009E

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\8EC9B1D0ABBD7F98B401D425828828CE_6FBFBE34ABAF2109B411B965FB39009E
        • Size 408B
        • SHA256 563330895976e403eeb7ad6c3cb8ff15bdd10e47a4ebf3f0e191fcaf5d2933eb
        • MD5 SHA1 SHA512 TLSH

        C8E534EE129F27D55460CE17FD628216_1130D9B25898B0DB0D4F04DC5B93F141

        • Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\C8E534EE129F27D55460CE17FD628216_1130D9B25898B0DB0D4F04DC5B93F141
        • Size 412B
        • SHA256 f7cc06ddb482a7ce53362f72a413bf8082295654295cc347527811fc28262847
        • MD5 SHA1 SHA512 TLSH

        rundll32.exe.log

        • Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\rundll32.exe.log
        • Size 847B
        • SHA256 f0ab05c32d6af3c2b559dbce4dec025ce3e730655a2430ade520e89a557cace8
        • MD5 SHA1 SHA512 TLSH

        MSIC213.tmp

        • Path C:\Windows\Installer\MSIC213.tmp
        • Size 345KB
        • SHA256 a0574813737fe8e23677412214bef4ae410b7eb4dfb09706f2d24cb99aaf5f2c
        • MD5 SHA1 SHA512 SSDEEP TLSH

        CustomAction.config

        • Path C:\Windows\Installer\SFXCAB299C2EFF34FE71A8D17D69302523C5C\CustomAction.config
        • Size 956B
        • SHA256 2dbc73a3bc444a9119c9b5e20276698384d9ad9535a8a7547c44d1b9a8d67346
        • MD5 SHA1 SHA512 TLSH

        WixToolset.Dtf.WindowsInstaller.dll

        • Path C:\Windows\Installer\SFXCAB299C2EFF34FE71A8D17D69302523C5C\WixToolset.Dtf.WindowsInstaller.dll
        • Size 193KB
        • SHA256 a614884ea627da1925131ebf41e8ae202caeac0fe543b86384f5eb2bfaf1aa75
        • MD5 SHA1 SHA512 SSDEEP TLSH

        Atera.Agent.Installer.Msi.Ca.dll

        • Path C:\Windows\Installer\SFXCAB7A91ACACD403ADB09B5196C0FA75A14\Atera.Agent.Installer.Msi.Ca.dll
        • Size 71KB
        • SHA256 f9284bb2085a89a1462ec562e3e8ac5eca849e42e22bd084d5e7d8904b64e0c8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        metadata-2

        • Path \??\GLOBALROOT\Device\HarddiskVolumeShadowCopy2\System Volume Information\SPP\metadata-2
        • Size 24.1MB
        • SHA256 ff05199e8936417547132335cdaa8fce1da5cbffe479ee843483683b7835c2d5
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {587fb749-0c97-404a-8269-a7cd3b7d41bd}_OnDiskSnapshotProp

        • Path \??\Volume{63ef4f52-0000-0000-0000-d01200000000}\System Volume Information\SPP\OnlineMetadataCache\{587fb749-0c97-404a-8269-a7cd3b7d41bd}_OnDiskSnapshotProp
        • Size 6KB
        • SHA256 6fda8c610de30ccbcf21ad21d785e8fa7350d0c742d9141dd341979217f6b39e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/2796-59-0x0000022909930000-0x0000022909942000-memory.dmp

        memory/2796-60-0x0000022921F60000-0x0000022921F9C000-memory.dmp

        memory/4428-37-0x000001BF90920000-0x000001BF90936000-memory.dmp

        memory/4428-33-0x000001BF90B00000-0x000001BF90B34000-memory.dmp