Analysis

  • max time kernel
    298s
  • max time network
    297s
  • platform
    windows10-ltsc_2021_x64
  • resource
    win10ltsc2021-20260911-en
  • resource tags

    arch:x64arch:x86image:win10ltsc2021-20260911-enlocale:en-usos:windows10-ltsc_2021-x64systemwindows
  • submitted
    25/09/2026, 22:59

General

  • Target
    minerr.exe
  • Size 6.5MB
  • Sample260925-2ynalay17p
  • SHA256 dd37e789ab8c3788ed0b5899eff5fdcb7caf6265190d4ee643fbe0ec59eae7c2
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Family: salatstealer

    SalatStealer is a stealer that takes sceenshot written in Golang.

  • Family: xmrig

    XMRig is a high performance, open source, cross platform CPU/GPU miner.

  • Detect SalatStealer payload 33 IoCs
  • UAC bypass 3 TTPs 1 IoCs
  • Windows security bypass 2 TTPs 64 IoCs
  • XMRig Miner payload 2 IoCs
  • Badlisted process makes network request 5 IoCs

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

  • Creates a file in the Startup directory 1 TTPs 2 IoCs

    A file was written to a Windows startup folder. Files in these directories are executed automatically when a user logs on or an application initializes.

  • Executes dropped EXE 10 IoCs
  • Windows security modification 2 TTPs 64 IoCs
  • Adds Run key to start application 2 TTPs 3 IoCs
  • Contacts third-party web service commonly abused for C2 1 TTPs 2 IoCs

    Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

  • Enumerates connected drives 3 TTPs 1 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • UPX packed file 39 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Drops file in Program Files directory 2 IoCs
  • Reads the TCP/IP host and domain name from the registry 1 TTPs 15 IoCs

    The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

  • System Location Discovery: System Language Discovery 1 TTPs 6 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 60 IoCs
  • Suspicious use of SendNotifyMessage 59 IoCs
  • Suspicious use of WriteProcessMemory 10 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.

Processes

  • C:\Users\Admin\AppData\Local\Temp\minerr.exe
    "C:\Users\Admin\AppData\Local\Temp\minerr.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1892
    • C:\Users\Admin\AppData\Local\Microsoft\Windows\Update\minerr.exe
      "C:\Users\Admin\AppData\Local\Microsoft\Windows\Update\minerr.exe"
      2⤵
      • Windows security bypass
      • Creates a file in the Startup directory
      • Executes dropped EXE
      • Windows security modification
      • Adds Run key to start application
      • Reads the TCP/IP host and domain name from the registry
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      • Suspicious use of WriteProcessMemory
      PID:4712
      • C:\Users\Admin\AppData\Local\Microsoft\Windows\Update\rt\WinInetCache\dd.exe
        "C:\Users\Admin\AppData\Local\Microsoft\Windows\Update\rt\WinInetCache\dd.exe"
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Drops file in Program Files directory
        • Reads the TCP/IP host and domain name from the registry
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:4180
        • C:\Program Files (x86)\Windows NT\dwm.exe
          "C:\Program Files (x86)\Windows NT\dwm.exe"
          4⤵
          • Executes dropped EXE
          • Reads the TCP/IP host and domain name from the registry
          • System Location Discovery: System Language Discovery
          PID:3004
      • C:\Windows\system32\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Create /F /TN WindowsUpdate /SC ONLOGON /IT /RL LIMITED /TR "C:\Users\Admin\AppData\Local\Microsoft\Windows\Update\MicrosoftUpdateAssistant.exe"
        3⤵
        • Scheduled Task/Job: Scheduled Task
        PID:4696
      • C:\Windows\system32\schtasks.exe
        "C:\Windows\system32\schtasks.exe" /Delete /F /TN WindowsUpdateBoot
        3⤵
          PID:2872
        • C:\Users\Admin\AppData\Local\Microsoft\Windows\Update\MicrosoftUpdateHealth.exe
          "C:\Users\Admin\AppData\Local\Microsoft\Windows\Update\MicrosoftUpdateHealth.exe"
          3⤵
          • Executes dropped EXE
          PID:1840
        • C:\Windows\system32\schtasks.exe
          "C:\Windows\system32\schtasks.exe" /Create /F /TN WindowsUpdate /SC ONLOGON /IT /RL LIMITED /TR "C:\Users\Admin\AppData\Local\Microsoft\Windows\Update\MicrosoftUpdateAssistant.exe"
          3⤵
          • Scheduled Task/Job: Scheduled Task
          PID:3172
        • C:\Windows\system32\schtasks.exe
          "C:\Windows\system32\schtasks.exe" /Delete /F /TN WindowsUpdateBoot
          3⤵
            PID:4300
          • C:\Users\Admin\AppData\Local\Microsoft\Windows\Update\MicrosoftUpdateWorker.exe
            "C:\Users\Admin\AppData\Local\Microsoft\Windows\Update\MicrosoftUpdateWorker.exe"
            3⤵
            • Executes dropped EXE
            • Reads the TCP/IP host and domain name from the registry
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of FindShellTrayWindow
            PID:3480
      • C:\Users\Admin\AppData\Local\Microsoft\Windows\Update\MicrosoftUpdateAssistant.exe
        "C:\Users\Admin\AppData\Local\Microsoft\Windows\Update\MicrosoftUpdateAssistant.exe"
        1⤵
        • Windows security bypass
        • Executes dropped EXE
        • Windows security modification
        • Reads the TCP/IP host and domain name from the registry
        PID:3572
      • C:\Users\Admin\AppData\Local\Microsoft\Windows\Update\MicrosoftUpdateAssistant.exe
        C:\Users\Admin\AppData\Local\Microsoft\Windows\Update\MicrosoftUpdateAssistant.exe
        1⤵
        • Windows security bypass
        • Executes dropped EXE
        • Windows security modification
        • Reads the TCP/IP host and domain name from the registry
        PID:3424
      • C:\Users\Admin\AppData\Local\PeerDistRepub\OfficeClickToRun.exe
        C:\Users\Admin\AppData\Local\PeerDistRepub\OfficeClickToRun.exe
        1⤵
        • Executes dropped EXE
        • Reads the TCP/IP host and domain name from the registry
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: GetForegroundWindowSpam
        • Suspicious use of WriteProcessMemory
        PID:3692
        • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
          powershell.exe
          2⤵
          • UAC bypass
          • Badlisted process makes network request
          • Enumerates connected drives
          • System Location Discovery: System Language Discovery
          • Suspicious use of AdjustPrivilegeToken
          PID:116
      • C:\Program Files (x86)\Windows NT\dwm.exe
        "C:\Program Files (x86)\Windows NT\dwm.exe"
        1⤵
        • Executes dropped EXE
        • Reads the TCP/IP host and domain name from the registry
        • System Location Discovery: System Language Discovery
        PID:5028
      • C:\Users\Admin\AppData\Local\PeerDistRepub\OfficeClickToRun.exe
        "C:\Users\Admin\AppData\Local\PeerDistRepub\OfficeClickToRun.exe"
        1⤵
        • Executes dropped EXE
        • Reads the TCP/IP host and domain name from the registry
        • System Location Discovery: System Language Discovery
        PID:3548

      Network

            MITRE ATT&CK Enterprise v16

            Replay Monitor

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            Downloads

            MicrosoftUpdateHealth.exe

            • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\Update\MicrosoftUpdateHealth.exe
            • Size 214KB
            • SHA256 8a55fe0b044ba31e3d9e2d6169530437af9b9371407c67f12018c601ebbd303e
            • MD5 SHA1 SHA512 SSDEEP TLSH

            MicrosoftUpdateWorker.exe

            • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\Update\MicrosoftUpdateWorker.exe
            • Size 6.2MB
            • SHA256 0eadb9cc8098d0fb1ac1e80f13de901435a4c5e974ea0dc7306e037178e84ee0
            • MD5 SHA1 SHA512 SSDEEP TLSH

            build.json

            • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\Update\build.json
            • Size 1KB
            • SHA256 c0384cb9fd00a451c1d43bd886c6033fd4aa19161b4dc135dce3085de4554f63
            • MD5 SHA1 SHA512 TLSH

            build.json

            • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\Update\build.json
            • Size 1KB
            • SHA256 0de51db8586fba72ce00c1073c7f0cd4935f7d3a3374b0a63c0accca90211464
            • MD5 SHA1 SHA512 TLSH

            config.json

            • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\Update\config.json
            • Size 831B
            • SHA256 5097874347deeb1c21f65b5561f8d2b18446e5af410d8d9cb6fe048980da6a36
            • MD5 SHA1 SHA512 TLSH

            minerr.exe

            • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\Update\minerr.exe
            • Size 6.4MB
            • SHA256 192ad26c60741fe0733313323d01ab43af5f59e4a50c5258fd04cec7f466fc4a
            • MD5 SHA1 SHA512 SSDEEP TLSH

            dd.exe

            • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\Update\rt\WinInetCache\dd.exe
            • Size 3.4MB
            • SHA256 62dff0cf5917b57524122f8d040041857e7bd9a66bf9a1c49e69245281c529cd
            • MD5 SHA1 SHA512 SSDEEP TLSH

            taskmgr_hook.dll

            • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\Update\taskmgr_hook.dll
            • Size 14KB
            • SHA256 62cb87ab1c49886dd5e36990192d759a7ca281cff60b12e98486893e1d7c4a17
            • MD5 SHA1 SHA512 SSDEEP TLSH

            __PSScriptPolicyTest_ldr0q1k4.4qq.ps1

            • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_ldr0q1k4.4qq.ps1
            • Size 60B
            • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
            • MD5 SHA1 SHA512 TLSH

            WindowsUpdate.vbs

            • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\WindowsUpdate.vbs
            • Size 128B
            • SHA256 f0a6f60d1b23f58976fdbee8d0e36d0794e95aeddf786c6e97fdb0af4cdc5845
            • MD5 SHA1 SHA512 TLSH

            memory/116-107-0x0000000007B00000-0x0000000007B1E000-memory.dmp

            memory/116-90-0x0000000005F30000-0x0000000006287000-memory.dmp

            memory/116-112-0x0000000008C30000-0x00000000091D6000-memory.dmp

            memory/116-111-0x0000000008650000-0x0000000008672000-memory.dmp

            memory/116-110-0x0000000007CD0000-0x0000000007D66000-memory.dmp

            memory/116-96-0x0000000007900000-0x000000000791A000-memory.dmp

            memory/116-109-0x0000000007C20000-0x0000000007C2A000-memory.dmp

            memory/116-95-0x0000000007F60000-0x00000000085DA000-memory.dmp

            memory/116-97-0x0000000007AC0000-0x0000000007AF2000-memory.dmp

            memory/116-108-0x0000000007B20000-0x0000000007BC3000-memory.dmp

            memory/116-94-0x0000000007860000-0x00000000078D6000-memory.dmp

            memory/116-99-0x0000000070D90000-0x00000000710E7000-memory.dmp

            memory/116-77-0x0000000002AC0000-0x0000000002AF6000-memory.dmp

            memory/116-78-0x0000000005710000-0x0000000005DDA000-memory.dmp

            memory/116-98-0x0000000070C20000-0x0000000070C6C000-memory.dmp

            memory/116-80-0x0000000005560000-0x0000000005582000-memory.dmp

            memory/116-93-0x0000000006AD0000-0x0000000006B14000-memory.dmp

            memory/116-82-0x0000000005EC0000-0x0000000005F26000-memory.dmp

            memory/116-81-0x0000000005E50000-0x0000000005EB6000-memory.dmp

            memory/116-92-0x0000000006560000-0x00000000065AC000-memory.dmp

            memory/116-91-0x0000000006530000-0x000000000654E000-memory.dmp

            memory/3004-70-0x0000000000B50000-0x00000000017A7000-memory.dmp

            memory/3004-68-0x0000000000B50000-0x00000000017A7000-memory.dmp

            memory/3480-54-0x0000023EA0830000-0x0000023EA0850000-memory.dmp

            memory/3548-132-0x0000000000A50000-0x00000000016A7000-memory.dmp

            memory/3548-133-0x0000000000A50000-0x00000000016A7000-memory.dmp

            memory/3692-73-0x0000000000A50000-0x00000000016A7000-memory.dmp

            memory/3692-123-0x0000000000A50000-0x00000000016A7000-memory.dmp

            memory/3692-76-0x0000000000A50000-0x00000000016A7000-memory.dmp

            memory/3692-75-0x0000000000A50000-0x00000000016A7000-memory.dmp

            memory/3692-74-0x0000000000A50000-0x00000000016A7000-memory.dmp

            memory/3692-141-0x0000000000A50000-0x00000000016A7000-memory.dmp

            memory/3692-140-0x0000000000A50000-0x00000000016A7000-memory.dmp

            memory/3692-139-0x0000000000A50000-0x00000000016A7000-memory.dmp

            memory/3692-138-0x0000000000A50000-0x00000000016A7000-memory.dmp

            memory/3692-115-0x0000000000A50000-0x00000000016A7000-memory.dmp

            memory/3692-116-0x0000000000A50000-0x00000000016A7000-memory.dmp

            memory/3692-117-0x0000000000A50000-0x00000000016A7000-memory.dmp

            memory/3692-118-0x0000000000A50000-0x00000000016A7000-memory.dmp

            memory/3692-119-0x0000000000A50000-0x00000000016A7000-memory.dmp

            memory/3692-120-0x0000000000A50000-0x00000000016A7000-memory.dmp

            memory/3692-121-0x0000000000A50000-0x00000000016A7000-memory.dmp

            memory/3692-122-0x0000000000A50000-0x00000000016A7000-memory.dmp

            memory/3692-79-0x0000000000A50000-0x00000000016A7000-memory.dmp

            memory/3692-124-0x0000000000A50000-0x00000000016A7000-memory.dmp

            memory/3692-125-0x0000000000A50000-0x00000000016A7000-memory.dmp

            memory/3692-126-0x0000000000A50000-0x00000000016A7000-memory.dmp

            memory/3692-127-0x0000000000A50000-0x00000000016A7000-memory.dmp

            memory/3692-137-0x0000000000A50000-0x00000000016A7000-memory.dmp

            memory/3692-136-0x0000000000A50000-0x00000000016A7000-memory.dmp

            memory/3692-135-0x0000000000A50000-0x00000000016A7000-memory.dmp

            memory/3692-134-0x0000000000A50000-0x00000000016A7000-memory.dmp

            memory/4180-13-0x0000000000CA0000-0x00000000018F7000-memory.dmp

            memory/4180-57-0x0000000000CA0000-0x00000000018F7000-memory.dmp

            memory/4180-58-0x0000000000CA0000-0x00000000018F7000-memory.dmp

            memory/4180-59-0x0000000000CA0000-0x00000000018F7000-memory.dmp

            memory/4180-60-0x0000000000CA0000-0x00000000018F7000-memory.dmp

            memory/4180-69-0x0000000000CA0000-0x00000000018F7000-memory.dmp

            memory/5028-130-0x0000000000B50000-0x00000000017A7000-memory.dmp

            memory/5028-129-0x0000000000B50000-0x00000000017A7000-memory.dmp