Analysis

  • max time kernel
    148s
  • max time network
    149s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260710-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260710-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    01/08/2026, 02:17

General

  • Target
    install_c0rd004.msi
  • Size 8.6MB
  • Sample260801-cqs4facp8s
  • SHA256 8def19b3b8e15b803a22379e46a7690db76afa123e7c2dfb4ace8c654f8c697e
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Loads dropped DLL 1 IoCs
  • Badlisted process makes network request 4 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 13 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 32 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SetWindowsHookEx 3 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_c0rd004.msi
    1⤵
    • Enumerates connected drives
    • Event Triggered Execution: Installer Packages
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    PID:2576
  • 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 SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4672
    • C:\Windows\system32\srtasks.exe
      C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:3736
    • C:\Windows\System32\MsiExec.exe
      C:\Windows\System32\MsiExec.exe -Embedding 1CF72F32F359068965C976806CF80FA6 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
      • Suspicious use of SetWindowsHookEx
      PID:1308
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious use of AdjustPrivilegeToken
    PID:2816

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        e59bc52.rbs

        • Path C:\Config.Msi\e59bc52.rbs
        • Size 7KB
        • SHA256 170927728f6774f2f54bf525704504b088272be7c3786f6a27fd9f7836f67030
        • MD5 SHA1 SHA512 SSDEEP TLSH

        MSIC1D0.tmp

        • Path C:\Windows\Installer\MSIC1D0.tmp
        • Size 8.5MB
        • SHA256 1220a95f82c6f700b9ddf4571af4acd2169ab87bb97e7e5a664eeba1cb89d353
        • MD5 SHA1 SHA512 SSDEEP TLSH

        e59bc51.msi

        • Path C:\Windows\Installer\e59bc51.msi
        • Size 8.6MB
        • SHA256 8def19b3b8e15b803a22379e46a7690db76afa123e7c2dfb4ace8c654f8c697e
        • MD5 SHA1 SHA512 SSDEEP TLSH

        metadata-2

        • Path \??\GLOBALROOT\Device\HarddiskVolumeShadowCopy2\System Volume Information\SPP\metadata-2
        • Size 26.1MB
        • SHA256 941d5fa5476432f7e91acfa0cb0e1f02ff608bc57e53eb22b05b0de6867064b6
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {3a0ce549-b0a6-49ac-8663-cffbe04c7e15}_OnDiskSnapshotProp

        • Path \??\Volume{6392210f-0000-0000-0000-d08302000000}\System Volume Information\SPP\OnlineMetadataCache\{3a0ce549-b0a6-49ac-8663-cffbe04c7e15}_OnDiskSnapshotProp
        • Size 6KB
        • SHA256 43d54c3a3777263d46ab07b4d89c4cb05e8ae8c50a8eb1f79e75829cdf93d40d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1308-12-0x00007FFD2B2F0000-0x00007FFD2B2F2000-memory.dmp

        memory/1308-14-0x00007FFD08280000-0x00007FFD088D2000-memory.dmp

        memory/1308-16-0x00007FFD180F0000-0x00007FFD18102000-memory.dmp

        memory/1308-40-0x00007FFD180F0000-0x00007FFD18102000-memory.dmp