Analysis

  • max time kernel
    149s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20260513-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20260513-enlocale:en-usos:windows10-2004-x64systemwindows
  • submitted
    27/05/2026, 16:28

General

  • Target
    2026-05-27_e8164aebdf106d34eb4e684590cdb940_cobalt-strike_icedid_luca-stealer_njrat_satacom_stealc_vidar.exe
  • Size 26.0MB
  • Sample260527-tymp3aev6v
  • SHA256 d594bbf60894b08733f6b8545ce48cd540fa8a49439db0a3ea63a97f94d37c7e
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Custom signature
    Detect binaries embedding considerable number of cryptocurrency wallet browser extension IDs. 1 IoCs
  • Custom signature
    Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers 1 IoCs
  • Custom signature
    Detects executables containing SQL queries to confidential data stores. Observed in infostealers 1 IoCs
  • Custom signature
    Detects executables containing artifacts associated with disabling Widnows Defender 1 IoCs
  • Custom signature
    Detects executables referencing many confidential data stores found in browsers, mail clients, crypt 1 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 4 IoCs

    Run Powershell to modify Windows Defender settings to add exclusions for file extensions, paths, and processes.

  • Downloads MZ/PE file 1 IoCs
  • Modifies Windows Firewall 2 TTPs 3 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Drops startup file 1 IoCs
  • Executes dropped EXE 5 IoCs
  • Registers new Windows logon scripts automatically executed at logon. 1 TTPs 1 IoCs
  • Adds Run key to start application 2 TTPs 2 IoCs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Event Triggered Execution: Netsh Helper DLL 1 TTPs 9 IoCs

    Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

  • GoLang User-Agent 2 IoCs

    Uses default user-agent string defined by GoLang HTTP packages.

  • Scheduled Task/Job: Scheduled Task 1 TTPs 5 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious use of AdjustPrivilegeToken 4 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 14 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\2026-05-27_e8164aebdf106d34eb4e684590cdb940_cobalt-strike_icedid_luca-stealer_njrat_satacom_stealc_vidar.exe
    "C:\Users\Admin\AppData\Local\Temp\2026-05-27_e8164aebdf106d34eb4e684590cdb940_cobalt-strike_icedid_luca-stealer_njrat_satacom_stealc_vidar.exe"
    1⤵
    • Downloads MZ/PE file
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:2500
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c cls
      2⤵
        PID:3568
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        powershell.exe -Command "Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\avuekpve'"
        2⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:4760
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        powershell.exe -Command "Add-MpPreference -ExclusionPath 'C:\Users'"
        2⤵
        • Command and Scripting Interpreter: PowerShell
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:360
      • C:\Users\Admin\AppData\Local\avuekpve\sertja.exe
        "C:\Users\Admin\AppData\Local\avuekpve\sertja.exe"
        2⤵
        • Executes dropped EXE
        • Registers new Windows logon scripts automatically executed at logon.
        • Adds Run key to start application
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:4872
        • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
          powershell -NonInteractive -WindowStyle Hidden -NoProfile -Command "$s=(New-Object -COM WScript.Shell).CreateShortcut('C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\WindowsSystemComponent.lnk');$s.TargetPath='C:\Users\Admin\AppData\Local\Microsoft\Windows\sertja.exe';$s.WindowStyle=7;$s.Save()"
          3⤵
          • Command and Scripting Interpreter: PowerShell
          • Drops startup file
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:1348
        • C:\Windows\system32\schtasks.exe
          schtasks /create /tn MicrosoftWindowsManagementClient /tr \"C:\Users\Admin\AppData\Local\Microsoft\Windows\sertja.exe\" /sc ONLOGON /rl HIGHEST /f
          3⤵
          • Scheduled Task/Job: Scheduled Task
          PID:4784
        • C:\Windows\system32\schtasks.exe
          schtasks /create /tn MicrosoftWindowsManagementClientBoot /tr \"C:\Users\Admin\AppData\Local\Microsoft\Windows\sertja.exe\" /sc ONSTART /rl HIGHEST /f
          3⤵
          • Scheduled Task/Job: Scheduled Task
          PID:3872
        • C:\Windows\system32\schtasks.exe
          schtasks /create /tn MicrosoftWindowsManagementClientPerf /tr \"C:\Users\Admin\AppData\Local\Microsoft\Windows\sertja.exe\" /sc MINUTE /mo 5 /rl HIGHEST /f
          3⤵
          • Scheduled Task/Job: Scheduled Task
          PID:4532
        • C:\Windows\system32\netsh.exe
          netsh advfirewall firewall delete rule "name=RemoteX Client"
          3⤵
          • Modifies Windows Firewall
          • Event Triggered Execution: Netsh Helper DLL
          PID:1688
        • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
          powershell -NonInteractive -WindowStyle Hidden -NoProfile -Command "$s=(New-Object -COM WScript.Shell).CreateShortcut('C:\ProgramData\Microsoft\Windows\Start Menu\Programs\StartUp\WindowsSystemComponent.lnk');$s.TargetPath='C:\ProgramData\Microsoft\Windows\sertja.exe';$s.WindowStyle=7;$s.Save()"
          3⤵
          • Command and Scripting Interpreter: PowerShell
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:1200
        • C:\Windows\system32\schtasks.exe
          schtasks /create /tn MicrosoftWindowsManagementClientSystem /tr \"C:\ProgramData\Microsoft\Windows\sertja.exe\" /sc ONLOGON /ru SYSTEM /rl HIGHEST /f
          3⤵
          • Scheduled Task/Job: Scheduled Task
          PID:4720
        • C:\Windows\system32\netsh.exe
          netsh advfirewall firewall add rule "name=RemoteX Client" dir=out action=allow program=C:\Users\Admin\AppData\Local\avuekpve\sertja.exe
          3⤵
          • Modifies Windows Firewall
          • Event Triggered Execution: Netsh Helper DLL
          PID:4224
        • C:\Windows\system32\schtasks.exe
          schtasks /create /tn MicrosoftWindowsManagementClientSystemBoot /tr \"C:\ProgramData\Microsoft\Windows\sertja.exe\" /sc ONSTART /ru SYSTEM /rl HIGHEST /f
          3⤵
          • Scheduled Task/Job: Scheduled Task
          PID:1044
        • C:\Windows\system32\netsh.exe
          netsh advfirewall firewall add rule "name=RemoteX Client In" dir=in action=allow program=C:\Users\Admin\AppData\Local\avuekpve\sertja.exe
          3⤵
          • Modifies Windows Firewall
          • Event Triggered Execution: Netsh Helper DLL
          PID:3212
    • C:\Users\Admin\AppData\Local\Microsoft\Windows\sertja.exe
      C:\Users\Admin\AppData\Local\Microsoft\Windows\sertja.exe
      1⤵
      • Executes dropped EXE
      PID:3076
    • C:\Users\Admin\AppData\Local\Microsoft\Windows\sertja.exe
      "C:\Users\Admin\AppData\Local\Microsoft\Windows\sertja.exe"
      1⤵
      • Executes dropped EXE
      PID:4740
    • C:\ProgramData\Microsoft\Windows\sertja.exe
      C:\ProgramData\Microsoft\Windows\sertja.exe
      1⤵
      • Executes dropped EXE
      PID:4764
    • C:\ProgramData\Microsoft\Windows\sertja.exe
      "C:\ProgramData\Microsoft\Windows\sertja.exe"
      1⤵
      • Executes dropped EXE
      PID:3624

    Network

          MITRE ATT&CK Enterprise v16

          Replay Monitor

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          Downloads

          powershell.exe.log

          • Path C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log
          • Size 2KB
          • SHA256 84739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f
          • MD5 SHA1 SHA512 TLSH

          StartupProfileData-NonInteractive

          • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
          • Size 944B
          • SHA256 bcf3ba98af6ee96a3eba9bbc6bdb2ae36b883f5f1e9cdad2974cbbcb9c102237
          • MD5 SHA1 SHA512 TLSH

          StartupProfileData-NonInteractive

          • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
          • Size 944B
          • SHA256 56f158298dc5f781d6636a0b15d040f9cffb1d46cd11079aa40a26b662217f48
          • MD5 SHA1 SHA512 TLSH

          StartupProfileData-NonInteractive

          • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
          • Size 1KB
          • SHA256 c009b20545c501a383a6863679d07a4816af60593db9493f3f3eb67c5ca9f5df
          • MD5 SHA1 SHA512 TLSH

          __PSScriptPolicyTest_zbzi3u1a.vl5.ps1

          • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_zbzi3u1a.vl5.ps1
          • Size 60B
          • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
          • MD5 SHA1 SHA512 TLSH

          sertja.exe

          • Path C:\Users\Admin\AppData\Local\avuekpve\sertja.exe
          • Size 19.6MB
          • SHA256 4d6b7e54dbe5dd99761ea72e7dd9bfbac319f93853c021a96ffb3de0c08bb9cf
          • MD5 SHA1 SHA512 SSDEEP TLSH

          memory/360-14-0x0000025CAE790000-0x0000025CAE7A0000-memory.dmp

          memory/360-13-0x0000025CAE790000-0x0000025CAE7A0000-memory.dmp

          memory/4760-1-0x0000027E55B50000-0x0000027E55B60000-memory.dmp

          memory/4760-0-0x0000027E55B50000-0x0000027E55B60000-memory.dmp

          memory/4760-2-0x0000027E3BE30000-0x0000027E3BE52000-memory.dmp