Analysis

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

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    17/05/2026, 21:46

General

  • Target
    f6d0f25c8f8946c32f9ed3a202b063fc7cbd21f72359fae82eca4676083635c1.msi
  • Size 27.5MB
  • Sample260517-1ml3qag14j
  • SHA256 f6d0f25c8f8946c32f9ed3a202b063fc7cbd21f72359fae82eca4676083635c1
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 1 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 8 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.

  • Checks processor information in registry 2 TTPs 48 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 4 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\f6d0f25c8f8946c32f9ed3a202b063fc7cbd21f72359fae82eca4676083635c1.msi
    1⤵
    • Enumerates connected drives
    • Event Triggered Execution: Installer Packages
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:4456
  • C:\Windows\system32\msiexec.exe
    C:\Windows\system32\msiexec.exe /V
    1⤵
    • Enumerates connected drives
    • Drops file in Windows directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4396
    • C:\Windows\system32\srtasks.exe
      C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
      2⤵
        PID:1768
      • C:\Windows\system32\cmd.exe
        cmd.exe /c "zkcmDBhoj.cmd"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:3596
        • C:\Users\Admin\AppData\Local\xPslVJsnOwyYzkYjbi\oaLwnuwVPgXS.exe
          "oaLwnuwVPgXS.exe" "dRNvDxROGZaCuAnGtZ.js"
          3⤵
          • Executes dropped EXE
          • Checks processor information in registry
          • Suspicious use of WriteProcessMemory
          PID:2008
          • C:\Users\Admin\AppData\Local\xPslVJsnOwyYzkYjbi\oaLwnuwVPgXS.exe
            C:\Users\Admin\AppData\Local\xPslVJsnOwyYzkYjbi\oaLwnuwVPgXS.exe C:\Users\Admin\AppData\Local\xPslVJsnOwyYzkYjbi\XrEfmTt.dat
            4⤵
            • Executes dropped EXE
            • Loads dropped DLL
            • Checks processor information in registry
            • Suspicious behavior: EnumeratesProcesses
            PID:5356
    • C:\Windows\system32\vssvc.exe
      C:\Windows\system32\vssvc.exe
      1⤵
      • Checks SCSI registry key(s)
      • Suspicious use of AdjustPrivilegeToken
      PID:1808

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          e584ac1.rbs

          • Path C:\Config.Msi\e584ac1.rbs
          • Size 9KB
          • SHA256 316bf31488e081baff8e9ad26279f2a70e32632e0413c133d464d1f59da9e3d3
          • MD5 SHA1 SHA512 SSDEEP TLSH

          vx37jk6fg53h0qwg.node

          • Path C:\Users\Admin\AppData\Local\Temp\vx37jk6fg53h0qwg.node
          • Size 365KB
          • SHA256 5f673966b27f453a750385c0755750200f8bebf49e4e660188b80a950d8b47ed
          • MD5 SHA1 SHA512 SSDEEP TLSH

          XrEfmTt.dat

          • Path C:\Users\Admin\AppData\Local\xPslVJsnOwyYzkYjbi\XrEfmTt.dat
          • Size 1.7MB
          • SHA256 20c4f070f40c6f0cb5e6601e47345f907b38cc18c9676a02d7196d3a90b40862
          • MD5 SHA1 SHA512 SSDEEP TLSH

          XrEfmTt.dat

          • Path C:\Users\Admin\AppData\Local\xPslVJsnOwyYzkYjbi\XrEfmTt.dat
          • Size 1.7MB
          • SHA256 f4b92fa99aaac8f21b030ad6575569e232bf709b403b8774910cc287788148d8
          • MD5 SHA1 SHA512 SSDEEP TLSH

          dRNvDxROGZaCuAnGtZ.js

          • Path C:\Users\Admin\AppData\Local\xPslVJsnOwyYzkYjbi\dRNvDxROGZaCuAnGtZ.js
          • Size 114KB
          • SHA256 90bfbbb9e215584d613aa5b1ef762d18a76bcfca50926d25fcd9a1524fb0af72
          • MD5 SHA1 SHA512 SSDEEP TLSH

          zkcmDBhoj.cmd

          • Path C:\Users\Admin\AppData\Local\xPslVJsnOwyYzkYjbi\zkcmDBhoj.cmd
          • Size 80B
          • SHA256 99c04836b3b202d1d9c73672f3d92794a52f3d664a92da57c1ac83173d7ca956
          • MD5 SHA1 SHA512 TLSH

          e584ac0.msi

          • Path C:\Windows\Installer\e584ac0.msi
          • Size 27.5MB
          • SHA256 f6d0f25c8f8946c32f9ed3a202b063fc7cbd21f72359fae82eca4676083635c1
          • MD5 SHA1 SHA512 SSDEEP TLSH

          metadata-2

          • Path \??\GLOBALROOT\Device\HarddiskVolumeShadowCopy2\System Volume Information\SPP\metadata-2
          • Size 24.1MB
          • SHA256 49daaea8545ee207143c87f6636545a6853adda98b333a198e2c2622bbcca70d
          • MD5 SHA1 SHA512 SSDEEP TLSH

          {537d3416-d174-4244-a0f7-7625e11c4775}_OnDiskSnapshotProp

          • Path \??\Volume{12d9ef41-0000-0000-0000-d01200000000}\System Volume Information\SPP\OnlineMetadataCache\{537d3416-d174-4244-a0f7-7625e11c4775}_OnDiskSnapshotProp
          • Size 6KB
          • SHA256 79bb43a781e026896ce15be46286450dc9e8cadcc1c6bbfaadd782954461b039
          • MD5 SHA1 SHA512 SSDEEP TLSH

          memory/5356-41-0x00007FFC73C50000-0x00007FFC74754000-memory.dmp

          memory/5356-46-0x00007FFC73C50000-0x00007FFC74754000-memory.dmp