Windows 7 deprecation

Windows 7 will be removed from tria.ge on 2025-03-31

Analysis

  • max time kernel
    6s
  • max time network
    8s
  • platform
    windows11-21h2_x64
  • resource
    win11-20241023-en
  • resource tags

    arch:x64arch:x86image:win11-20241023-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    08/01/2025, 23:08

General

  • Target

    2.exe

  • Size

    228KB

  • MD5

    22c66a144f89f219d9f7bef81578dd48

  • SHA1

    ad7235aadd9583fd423a5f36a5c65a6213d23fff

  • SHA256

    9c1f1a7105e258fc4b5df94ba02bd41ddbe55bc82c88cd718fa5b2fac5969f00

  • SHA512

    78316d05a92f3c4d9be0f18d1bbc86529961917d83cb00de36a396e96b2357564e354e9cfdc364f08d7e96bdd8602296e6df6eb0d2ea21029c7a45e116edb7a0

  • SSDEEP

    6144:uloZMmrIkd8g+EtXHkv/iD4k5MTaL7j8e1myi:4oZ1L+EP8+LPW

Malware Config

Signatures

  • Detect Umbral payload 1 IoCs
  • Umbral

    Umbral stealer is an opensource moduler stealer written in C#.

  • Umbral family
  • 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.

  • Drops file in Drivers directory 1 IoCs
  • Reads user/profile data of web browsers 3 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Legitimate hosting services abused for malware hosting/C2 1 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.

  • Detects videocard installed 1 TTPs 1 IoCs

    Uses WMIC.exe to determine videocard installed.

  • Suspicious behavior: EnumeratesProcesses 11 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2.exe
    "C:\Users\Admin\AppData\Local\Temp\2.exe"
    1⤵
    • Drops file in Drivers directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4496
    • C:\Windows\System32\Wbem\wmic.exe
      "wmic.exe" csproduct get uuid
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:3392
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "powershell.exe" Add-MpPreference -ExclusionPath 'C:\Users\Admin\AppData\Local\Temp\2.exe'
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3220
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "powershell.exe" Set-MpPreference -DisableIntrusionPreventionSystem $true -DisableIOAVProtection $true -DisableRealtimeMonitoring $true -DisableScriptScanning $true -EnableControlledFolderAccess Disabled -EnableNetworkProtection AuditMode -Force -MAPSReporting Disabled -SubmitSamplesConsent NeverSend && powershell Set-MpPreference -SubmitSamplesConsent 2
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3480
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "powershell.exe" Get-ItemPropertyValue -Path HKCU:SOFTWARE\Roblox\RobloxStudioBrowser\roblox.com -Name .ROBLOSECURITY
      2⤵
      • Command and Scripting Interpreter: PowerShell
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:3420
    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
      "powershell.exe" Get-ItemPropertyValue -Path HKLN:SOFTWARE\Roblox\RobloxStudioBrowser\roblox.com -Name .ROBLOSECURITY
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2424
    • C:\Windows\System32\Wbem\wmic.exe
      "wmic.exe" os get Caption
      2⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:1184
    • C:\Windows\System32\Wbem\wmic.exe
      "wmic.exe" computersystem get totalphysicalmemory
      2⤵
        PID:2252
      • C:\Windows\System32\Wbem\wmic.exe
        "wmic.exe" csproduct get uuid
        2⤵
          PID:1584
        • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
          "powershell.exe" Get-ItemPropertyValue -Path 'HKLM:System\CurrentControlSet\Control\Session Manager\Environment' -Name PROCESSOR_IDENTIFIER
          2⤵
          • Command and Scripting Interpreter: PowerShell
          • Suspicious behavior: EnumeratesProcesses
          PID:4124
        • C:\Windows\System32\Wbem\wmic.exe
          "wmic" path win32_VideoController get name
          2⤵
          • Detects videocard installed
          PID:1888

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log

        Filesize

        2KB

        MD5

        627073ee3ca9676911bee35548eff2b8

        SHA1

        4c4b68c65e2cab9864b51167d710aa29ebdcff2e

        SHA256

        85b280a39fc31ba1e15fb06102a05b8405ff3b82feb181d4170f04e466dd647c

        SHA512

        3c5f6c03e253b83c57e8d6f0334187dbdcdf4fa549eecd36cbc1322dca6d3ca891dc6a019c49ec2eafb88f82d0434299c31e4dfaab123acb42e0546218f311fb

      • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

        Filesize

        944B

        MD5

        1a9fa92a4f2e2ec9e244d43a6a4f8fb9

        SHA1

        9910190edfaccece1dfcc1d92e357772f5dae8f7

        SHA256

        0ee052d5333fd5fd86bc84856fec98e045f077a7ac8051651bf7c521b9706888

        SHA512

        5d2361476fa22200e6f83883efe7dcb8c3fe7dae8d56e04e28a36e9ae1270c327b6aa161d92b239593da7661289d002c574446ecfd6bd19928209aae25e3ef64

      • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

        Filesize

        948B

        MD5

        6bddc96a32b9ed8fc70b141ccf4a39b2

        SHA1

        0f33c0699da40a5eadcec646791cf21cdb0dd7c6

        SHA256

        cb3853abe77eb0da8a1caccb49e97a573b6f35570722eb759116a645d724c132

        SHA512

        e41f1597b4129b759e4199db195df1c24e47cc47dc9850fab2d48e44bc3d37dc3658fbfbb62332a0b93c552587d7fab09de1634f605faa2209b8470c2a6eaca6

      • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

        Filesize

        1KB

        MD5

        7332074ae2b01262736b6fbd9e100dac

        SHA1

        22f992165065107cc9417fa4117240d84414a13c

        SHA256

        baea84fda6c1f13090b8cbd91c920848946f10ce155ef31a1df4cd453ee7e4aa

        SHA512

        4ae6f0e012c31ac1fc2ff4a8877ce2b4667c45b6e651de798318a39a2b6fd39a6f72dffa8b0b89b7a045a27d724d195656faa25a9fec79b22f37ddebb5d22da2

      • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

        Filesize

        1KB

        MD5

        53ef9acfc26aff9844788c061b9a82a4

        SHA1

        694630c1928e41ce2404c5fcc47f46edf736c799

        SHA256

        8e4d63bc44923666849081897470e38ef342d019d6f9db09bda31733723d2285

        SHA512

        1748fd690c383716f4fb8117b25ed9b5d39ba951c80296490f01b34a51f04a2712ccb9ad827063351276e6d5c304b6e015a8a8240a4bb4baa2b3086e7e28f9d1

      • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_atd0q3mz.s3l.ps1

        Filesize

        60B

        MD5

        d17fe0a3f47be24a6453e9ef58c94641

        SHA1

        6ab83620379fc69f80c0242105ddffd7d98d5d9d

        SHA256

        96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

        SHA512

        5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

      • memory/3220-12-0x000002D2D4E20000-0x000002D2D4E42000-memory.dmp

        Filesize

        136KB

      • memory/3220-13-0x00007FFC89230000-0x00007FFC89CF2000-memory.dmp

        Filesize

        10.8MB

      • memory/3220-14-0x00007FFC89230000-0x00007FFC89CF2000-memory.dmp

        Filesize

        10.8MB

      • memory/3220-17-0x00007FFC89230000-0x00007FFC89CF2000-memory.dmp

        Filesize

        10.8MB

      • memory/3220-3-0x00007FFC89230000-0x00007FFC89CF2000-memory.dmp

        Filesize

        10.8MB

      • memory/4496-31-0x0000026876830000-0x0000026876880000-memory.dmp

        Filesize

        320KB

      • memory/4496-30-0x00000268768B0000-0x0000026876926000-memory.dmp

        Filesize

        472KB

      • memory/4496-32-0x000002685E110000-0x000002685E12E000-memory.dmp

        Filesize

        120KB

      • memory/4496-1-0x000002685C200000-0x000002685C240000-memory.dmp

        Filesize

        256KB

      • memory/4496-0-0x00007FFC89233000-0x00007FFC89235000-memory.dmp

        Filesize

        8KB

      • memory/4496-67-0x000002685E150000-0x000002685E15A000-memory.dmp

        Filesize

        40KB

      • memory/4496-68-0x0000026876930000-0x0000026876942000-memory.dmp

        Filesize

        72KB

      • memory/4496-2-0x00007FFC89230000-0x00007FFC89CF2000-memory.dmp

        Filesize

        10.8MB

      • memory/4496-87-0x00007FFC89230000-0x00007FFC89CF2000-memory.dmp

        Filesize

        10.8MB