Analysis

  • max time kernel
    149s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260130-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260130-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    16/04/2026, 18:24

General

  • Target
    Test.msi
  • Size 466KB
  • Sample260416-w15d1ab12t
  • SHA256 ddf1967721baa3579812474e24d6bac823dd732399a5601bff34945fe1cf4858
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • 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 Program Files directory 1 IoCs
  • Drops file in Windows directory 10 IoCs
  • Event Triggered Execution: Installer Packages 2 TTPs 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 3 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 5 IoCs

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

  • Modifies data under HKEY_USERS 3 IoCs
  • Modifies registry class 23 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 2 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\Test.msi
    1⤵
    • Enumerates connected drives
    • Event Triggered Execution: Installer Packages
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:4740
  • 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
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:5060
    • C:\Windows\syswow64\MsiExec.exe
      C:\Windows\syswow64\MsiExec.exe -Embedding F41AD65EF63E9E29BEC70855E5FDBDA9 C
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:744
      • C:\Program Files (x86)\ID Cyber Ltd for Cyber Essentials LIVE\CE Plus\CEPlusWin.exe
        "C:\Program Files (x86)\ID Cyber Ltd for Cyber Essentials LIVE\CE Plus\CEPlusWin.exe"
        3⤵
        • Executes dropped EXE
        • System Location Discovery: System Language Discovery
        PID:5504
    • C:\Windows\system32\srtasks.exe
      C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
      2⤵
        PID:64
      • C:\Windows\syswow64\MsiExec.exe
        C:\Windows\syswow64\MsiExec.exe -Embedding 5EB36B0018B7FE09B21A4B8FE11DD57E
        2⤵
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        PID:5740
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Checks SCSI registry key(s)
      PID:6012

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          e58878b.rbs

          • Path C:\Config.Msi\e58878b.rbs
          • Size 8KB
          • SHA256 c0f1006aaa96240d6d369b4fef448e7f2c0b5673a01833d7016d7cb403371a87
          • MD5 SHA1 SHA512 SSDEEP TLSH

          CEPlusWin.exe

          • Path C:\Program Files (x86)\ID Cyber Ltd for Cyber Essentials LIVE\CE Plus\CEPlusWin.exe
          • Size 223KB
          • SHA256 eed4bb664109dcdb1006d22d41b23b8ae64d9a1960d5e1f6ba02cebea60a9a1d
          • MD5 SHA1 SHA512 SSDEEP TLSH

          MSIF7BE.tmp

          • Path C:\Users\Admin\AppData\Local\Temp\MSIF7BE.tmp
          • Size 242KB
          • SHA256 1afddd9333f9d503690449b0bb1079f9e1e6328bba133466a2a91469834ad518
          • MD5 SHA1 SHA512 SSDEEP TLSH

          e58878a.msi

          • Path C:\Windows\Installer\e58878a.msi
          • Size 466KB
          • SHA256 ddf1967721baa3579812474e24d6bac823dd732399a5601bff34945fe1cf4858
          • MD5 SHA1 SHA512 SSDEEP TLSH

          metadata-2

          • Path \??\GLOBALROOT\Device\HarddiskVolumeShadowCopy2\System Volume Information\SPP\metadata-2
          • Size 24.1MB
          • SHA256 53e8544ba75dae8b90d442406eda0bc2e25053ffe2ae172c46265cd842fd3a69
          • MD5 SHA1 SHA512 SSDEEP TLSH

          {946df5c6-084b-4848-a37b-7fffd417886c}_OnDiskSnapshotProp

          • Path \??\Volume{9925377d-0000-0000-0000-d01200000000}\System Volume Information\SPP\OnlineMetadataCache\{946df5c6-084b-4848-a37b-7fffd417886c}_OnDiskSnapshotProp
          • Size 6KB
          • SHA256 e14b1c15041d9958fcbf9167d34c4d0806441a39d43b03516dbf3dd580e06dd1
          • MD5 SHA1 SHA512 SSDEEP TLSH

          memory/744-20-0x00000000013D0000-0x000000000180C000-memory.dmp

          memory/744-70-0x00000000013D0000-0x000000000180C000-memory.dmp

          memory/5504-64-0x0000000000550000-0x000000000058E000-memory.dmp

          memory/5504-65-0x0000000004E60000-0x0000000004EFC000-memory.dmp

          memory/5504-66-0x00000000054B0000-0x0000000005A54000-memory.dmp

          memory/5504-67-0x0000000004F00000-0x0000000004F92000-memory.dmp

          memory/5504-68-0x0000000004E20000-0x0000000004E2A000-memory.dmp

          memory/5504-69-0x0000000005100000-0x0000000005156000-memory.dmp

          memory/5740-56-0x0000000000690000-0x0000000000ACC000-memory.dmp