Analysis

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

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    04/08/2026, 00:42

General

  • Target
    install_b6j007.msi
  • Size 5.8MB
  • Sample260804-a2fldazfkc
  • SHA256 0add881b34639addfc569886cdd8c1b008d438867810a5e3aa98ed612cf811a5
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Loads dropped DLL 1 IoCs
  • Badlisted process makes network request 5 IoCs

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

  • 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 6 IoCs
  • Drops file in Windows directory 9 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.

  • Modifies data under HKEY_USERS 9 IoCs
  • Modifies registry class 22 IoCs
  • Suspicious behavior: EnumeratesProcesses 38 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of WriteProcessMemory 2 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\install_b6j007.msi
    1⤵
    • Enumerates connected drives
    • Event Triggered Execution: Installer Packages
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:4168
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Enumerates connected drives
    • Drops file in Windows directory
    • Modifies data under HKEY_USERS
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4360
    • C:\Windows\system32\srtasks.exe
      C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:2384
    • C:\Windows\System32\MsiExec.exe
      C:\Windows\System32\MsiExec.exe -Embedding E4C4A8AC15FDDDE67DA528491E0477F9 E Global\MSI0000
      2⤵
      • Loads dropped DLL
      • Badlisted process makes network request
      • Drops file in System32 directory
      • Modifies data under HKEY_USERS
      • Suspicious behavior: EnumeratesProcesses
      PID:3704
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious use of AdjustPrivilegeToken
    PID:2864

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        e588113.rbs

        • Path C:\Config.Msi\e588113.rbs
        • Size 7KB
        • SHA256 d7836aeba73d7187b8403435035e063374f8b8a6c95a65cdeb2b232d022cc971
        • MD5 SHA1 SHA512 SSDEEP TLSH

        MSI82A9.tmp

        • Path C:\Windows\Installer\MSI82A9.tmp
        • Size 5.8MB
        • SHA256 5394028097aac1a174009015e135167c272840a048804023e3ca51c1c8fa7a1d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        e588112.msi

        • Path C:\Windows\Installer\e588112.msi
        • Size 5.8MB
        • SHA256 0add881b34639addfc569886cdd8c1b008d438867810a5e3aa98ed612cf811a5
        • MD5 SHA1 SHA512 SSDEEP TLSH

        metadata-2

        • Path \??\GLOBALROOT\Device\HarddiskVolumeShadowCopy2\System Volume Information\SPP\metadata-2
        • Size 24.1MB
        • SHA256 808d6bc4012619cde4f510dded9ff985d642ec860ec62b40f912ee031a42782e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {f5bba505-35b7-4535-b9c1-80145b88ed4f}_OnDiskSnapshotProp

        • Path \??\Volume{63ef4f52-0000-0000-0000-d01200000000}\System Volume Information\SPP\OnlineMetadataCache\{f5bba505-35b7-4535-b9c1-80145b88ed4f}_OnDiskSnapshotProp
        • Size 6KB
        • SHA256 123ad4aa137a2cf985368b2a2cc143be4f7275ad8d10e8a2973fc5321b2363af
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/3704-12-0x00007FF814170000-0x00007FF814172000-memory.dmp

        memory/3704-14-0x00007FFFF6320000-0x00007FFFF6950000-memory.dmp

        memory/3704-16-0x00007FF80CFF0000-0x00007FF80D000000-memory.dmp

        memory/3704-42-0x00007FF80CFF0000-0x00007FF80D000000-memory.dmp