Analysis

  • max time kernel
    150s
  • max time network
    147s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260709-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260709-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    02/08/2026, 14:01

General

  • Target
    install_s0up002.msi
  • Size 6.4MB
  • Sample260802-rbzp1aba76
  • SHA256 29d5907536ea23e8cd2da14dcc79c6fa351bba1fe190a5617ee36af1f6756eb3
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 2 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 7 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 64 IoCs
  • Suspicious behavior: LoadsDriver 5 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 Task Scheduler COM API 1 TTPs

    The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.

  • 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_s0up002.msi
    1⤵
    • Enumerates connected drives
    • Event Triggered Execution: Installer Packages
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    • Suspicious use of SetWindowsHookEx
    PID:3388
  • 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:6744
    • C:\Windows\system32\srtasks.exe
      C:\Windows\system32\srtasks.exe ExecuteScopeRestorePoint /WaitForRestorePoint:2
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:4200
    • C:\Windows\System32\MsiExec.exe
      C:\Windows\System32\MsiExec.exe -Embedding E2FE28078D626B78B2268428D37BD9E3 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:5072
  • C:\Windows\system32\vssvc.exe
    C:\Windows\system32\vssvc.exe
    1⤵
    • Checks SCSI registry key(s)
    • Suspicious use of AdjustPrivilegeToken
    PID:5804
  • C:\Users\Public\JCNoIO\C2fuxx.exe
    "C:\Users\Public\JCNoIO\C2fuxx.exe"
    1⤵
    • Executes dropped EXE
    • Loads dropped DLL
    • Drops file in System32 directory
    • Suspicious behavior: EnumeratesProcesses
    PID:1396

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        e59d9ec.rbs

        • Path C:\Config.Msi\e59d9ec.rbs
        • Size 7KB
        • SHA256 df4e1d6f10829dca1216c6a543c4d93090e964da941966d3be96970bfffa8bb8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        C2fuxx.exe

        • Path C:\Users\Public\JCNoIO\C2fuxx.exe
        • Size 135KB
        • SHA256 676a2a7b94ca2f8ec76352ee656e4d075bb342bd7ad6efbc7c19c060001eace7
        • MD5 SHA1 SHA512 SSDEEP TLSH

        UxEnhance64.dll

        • Path C:\Users\Public\JCNoIO\UxEnhance64.dll
        • Size 3.1MB
        • SHA256 572ea0b6dc5a066ce09d9118b8cd4803a132ecbaad225bbf37291ba8cd04e589
        • MD5 SHA1 SHA512 SSDEEP TLSH

        adoresd.dat

        • Path C:\Users\Public\JCNoIO\adoresd.dat
        • Size 4.7MB
        • SHA256 5654c7845309f6d4b9f17b650d870b8254c9d6a4cca9ce707e1cdf9dac5f7e02
        • MD5 SHA1 SHA512 SSDEEP TLSH

        msadox.tb

        • Path C:\Users\Public\JCNoIO\msadox.tb
        • Size 8KB
        • SHA256 d8ad82e8776b96472ea8f36212bf1a1fa432ccbc4047600b77c77e7927da89d5
        • MD5 SHA1 SHA512 SSDEEP TLSH

        MSIE093.tmp

        • Path C:\Windows\Installer\MSIE093.tmp
        • Size 6.3MB
        • SHA256 97681c96a22fa1387608315a9c887989da32f4709d001b91c278e4efbdd8fa7d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        e59d9eb.msi

        • Path C:\Windows\Installer\e59d9eb.msi
        • Size 6.4MB
        • SHA256 29d5907536ea23e8cd2da14dcc79c6fa351bba1fe190a5617ee36af1f6756eb3
        • MD5 SHA1 SHA512 SSDEEP TLSH

        metadata-2

        • Path \??\GLOBALROOT\Device\HarddiskVolumeShadowCopy2\System Volume Information\SPP\metadata-2
        • Size 26.1MB
        • SHA256 377aaaa16ec150c36633f1623e68a2c917e92540ad09a8882f8763cdac6888db
        • MD5 SHA1 SHA512 SSDEEP TLSH

        {9984b296-f731-4209-b00d-15bb6bcb1d41}_OnDiskSnapshotProp

        • Path \??\Volume{c4492839-0000-0000-0000-d08302000000}\System Volume Information\SPP\OnlineMetadataCache\{9984b296-f731-4209-b00d-15bb6bcb1d41}_OnDiskSnapshotProp
        • Size 6KB
        • SHA256 50e5fa41550e021719fbb5aa3419c149406aaae5b731bd830b974048a8c1ead8
        • MD5 SHA1 SHA512 SSDEEP TLSH

        memory/1396-98-0x0000021866BD0000-0x0000021867461000-memory.dmp

        memory/1396-97-0x0000021866BD0000-0x0000021867461000-memory.dmp

        memory/1396-105-0x0000021866BD0000-0x0000021867461000-memory.dmp

        memory/1396-118-0x0000021866BD0000-0x0000021867461000-memory.dmp

        memory/1396-112-0x00000218675C0000-0x000002186764A000-memory.dmp

        memory/1396-116-0x00000218675C0000-0x000002186764A000-memory.dmp

        memory/1396-114-0x00000218675C0000-0x000002186764A000-memory.dmp

        memory/1396-99-0x0000021866BD0000-0x0000021867461000-memory.dmp

        memory/1396-111-0x0000021867470000-0x00000218674BE000-memory.dmp

        memory/1396-96-0x0000021866BD0000-0x0000021867461000-memory.dmp

        memory/1396-91-0x00007FFD5BF80000-0x00007FFD5BF82000-memory.dmp

        memory/1396-83-0x00007FFD5BF70000-0x00007FFD5BF72000-memory.dmp

        memory/1396-84-0x00007FFD3AB00000-0x00007FFD3B01E000-memory.dmp

        memory/1396-115-0x00000218675C0000-0x000002186764A000-memory.dmp

        memory/1396-92-0x0000021866BD0000-0x0000021867461000-memory.dmp

        memory/1396-89-0x0000021866BD0000-0x0000021867461000-memory.dmp

        memory/4200-23-0x0000022F5D440000-0x0000022F5D66D000-memory.dmp

        memory/5072-17-0x00007FFD3A9D0000-0x00007FFD3B016000-memory.dmp

        memory/5072-16-0x00007FFD5BF70000-0x00007FFD5BF72000-memory.dmp

        memory/5072-20-0x00007FFD532C0000-0x00007FFD532D2000-memory.dmp

        memory/5072-61-0x00007FFD532C0000-0x00007FFD532D2000-memory.dmp

        memory/5804-1-0x0000025620F30000-0x000002562115D000-memory.dmp

        memory/5804-6-0x0000025620F30000-0x000002562115D000-memory.dmp

        memory/5804-103-0x0000025620F30000-0x000002562115D000-memory.dmp

        memory/5804-22-0x0000025620F30000-0x000002562115D000-memory.dmp

        memory/6744-71-0x0000014A2C9E0000-0x0000014A2CC0D000-memory.dmp

        memory/6744-102-0x0000014A2C9E0000-0x0000014A2CC0D000-memory.dmp

        memory/6744-0-0x0000014A2C9E0000-0x0000014A2CC0D000-memory.dmp

        memory/6744-5-0x0000014A2C9E0000-0x0000014A2CC0D000-memory.dmp

        memory/6744-33-0x0000014A2C9E0000-0x0000014A2CC0D000-memory.dmp

        memory/6744-21-0x0000014A2C9E0000-0x0000014A2CC0D000-memory.dmp