Analysis

  • user interaction
    yes
  • max time kernel
    149s
  • max time network
    95s
  • platform
    windows11-21h2_x64
  • resource
    win11-20260513-en
  • resource tags

    arch:x64arch:x86image:win11-20260513-enlocale:en-usos:windows11-21h2-x64systemwindows
  • submitted
    03/08/2026, 22:31

General

  • Target
    RoCookieNew.ps1
  • Size 2KB
  • Sample260803-2fgp4ayeng
  • SHA256 2874f03b4d1d487574ae8f04050109d806c869a8a0e81e2d582d8006afb79c35
  • MD5 SHA1 SHA512 TLSH

Malware Config

Signatures

  • Badlisted process makes network request 1 IoCs

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

  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Using powershell.exe command.

  • Checks processor information in registry 2 TTPs 22 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of FindShellTrayWindow 7 IoCs
  • Suspicious use of SetWindowsHookEx 24 IoCs
  • Suspicious use of WriteProcessMemory 37 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:\Windows\system32\WindowsPowerShell\v1.0\PowerShell.exe
    powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\RoCookieNew.ps1
    1⤵
    • Badlisted process makes network request
    • Command and Scripting Interpreter: PowerShell
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    PID:2220
  • C:\Windows\System32\rundll32.exe
    C:\Windows\System32\rundll32.exe C:\Windows\System32\shell32.dll,SHCreateLocalServerRunDll {9aa46009-3ce0-458a-a354-715610a075e6} -Embedding
    1⤵
      PID:3328
    • C:\Windows\system32\OpenWith.exe
      C:\Windows\system32\OpenWith.exe -Embedding
      1⤵
      • Modifies registry class
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2644
      • C:\Program Files\Mozilla Firefox\firefox.exe
        "C:\Program Files\Mozilla Firefox\firefox.exe" -osint -url "C:\ProgramData\Install.log"
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:1380
        • C:\Program Files\Mozilla Firefox\firefox.exe
          "C:\Program Files\Mozilla Firefox\firefox.exe" -osint -url C:\ProgramData\Install.log
          3⤵
          • Checks processor information in registry
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of SetWindowsHookEx
          • Suspicious use of WriteProcessMemory
          PID:5088
          • C:\Program Files\Mozilla Firefox\firefox.exe
            "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -parentBuildID 20250130195129 -prefsHandle 1976 -prefsLen 27097 -prefMapHandle 1980 -prefMapSize 270279 -ipcHandle 1940 -initialChannelId {ef44dd22-fac9-4662-a68a-f95eeca78de6} -parentPid 5088 -crashReporter "\\.\pipe\gecko-crash-server-pipe.5088" -appDir "C:\Program Files\Mozilla Firefox\browser" - 1 gpu
            4⤵
              PID:1732
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -parentBuildID 20250130195129 -prefsHandle 2432 -prefsLen 27133 -prefMapHandle 2436 -prefMapSize 270279 -ipcHandle 2444 -initialChannelId {0c0e0a9f-2aeb-4d9a-9592-ad9def0601b4} -parentPid 5088 -crashReporter "\\.\pipe\gecko-crash-server-pipe.5088" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 2 socket
              4⤵
              • Checks processor information in registry
              PID:400
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 3560 -prefsLen 27323 -prefMapHandle 3564 -prefMapSize 270279 -jsInitHandle 3568 -jsInitLen 253512 -parentBuildID 20250130195129 -ipcHandle 3576 -initialChannelId {9e971416-8039-4b8b-976f-7a500f10e722} -parentPid 5088 -crashReporter "\\.\pipe\gecko-crash-server-pipe.5088" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 3 tab
              4⤵
              • Checks processor information in registry
              PID:2884
            • C:\Program Files\Mozilla Firefox\firefox.exe
              "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -parentBuildID 20250130195129 -prefsHandle 3732 -prefsLen 27323 -prefMapHandle 3736 -prefMapSize 270279 -ipcHandle 3804 -initialChannelId {90e6b860-d318-4449-a0fa-fcdc9db54d9c} -parentPid 5088 -crashReporter "\\.\pipe\gecko-crash-server-pipe.5088" -appDir "C:\Program Files\Mozilla Firefox\browser" - 4 rdd
              4⤵
                PID:2668
              • C:\Program Files\Mozilla Firefox\firefox.exe
                "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 4472 -prefsLen 34822 -prefMapHandle 4476 -prefMapSize 270279 -jsInitHandle 4480 -jsInitLen 253512 -parentBuildID 20250130195129 -ipcHandle 4488 -initialChannelId {5c13359a-0824-4c79-856e-596e3ba295d2} -parentPid 5088 -crashReporter "\\.\pipe\gecko-crash-server-pipe.5088" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 5 tab
                4⤵
                • Checks processor information in registry
                PID:3976
              • C:\Program Files\Mozilla Firefox\firefox.exe
                "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -parentBuildID 20250130195129 -sandboxingKind 0 -prefsHandle 5036 -prefsLen 34903 -prefMapHandle 5040 -prefMapSize 270279 -ipcHandle 5048 -initialChannelId {5b97b003-a91a-4f9f-8704-e8f36cce52b5} -parentPid 5088 -crashReporter "\\.\pipe\gecko-crash-server-pipe.5088" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 6 utility
                4⤵
                • Checks processor information in registry
                PID:868
              • C:\Program Files\Mozilla Firefox\firefox.exe
                "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 2768 -prefsLen 32952 -prefMapHandle 5368 -prefMapSize 270279 -jsInitHandle 5384 -jsInitLen 253512 -parentBuildID 20250130195129 -ipcHandle 5460 -initialChannelId {4f991281-f723-4fd2-bb20-1ecda6079536} -parentPid 5088 -crashReporter "\\.\pipe\gecko-crash-server-pipe.5088" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 7 tab
                4⤵
                • Checks processor information in registry
                PID:5488
              • C:\Program Files\Mozilla Firefox\firefox.exe
                "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 5600 -prefsLen 32952 -prefMapHandle 5604 -prefMapSize 270279 -jsInitHandle 5608 -jsInitLen 253512 -parentBuildID 20250130195129 -ipcHandle 5612 -initialChannelId {aa883b40-cdcb-4eb7-852b-f6382dcbfa3c} -parentPid 5088 -crashReporter "\\.\pipe\gecko-crash-server-pipe.5088" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 8 tab
                4⤵
                • Checks processor information in registry
                PID:5496
              • C:\Program Files\Mozilla Firefox\firefox.exe
                "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc -isForBrowser -prefsHandle 5784 -prefsLen 32952 -prefMapHandle 5788 -prefMapSize 270279 -jsInitHandle 5792 -jsInitLen 253512 -parentBuildID 20250130195129 -ipcHandle 5800 -initialChannelId {d211fae4-733e-49ea-81af-503f98aa3ac2} -parentPid 5088 -crashReporter "\\.\pipe\gecko-crash-server-pipe.5088" -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - 9 tab
                4⤵
                • Checks processor information in registry
                PID:5504

        Network

              MITRE ATT&CK Enterprise v16

              Replay Monitor

              Loading Replay Monitor...

              Downloads

              Install.log

              • Path C:\ProgramData\Install.log
              • Size 307B
              • SHA256 d412cfb2a5db574741017b3740ffa35923d9b1e7a430db589e7b606f740b6ed0
              • MD5 SHA1 SHA512 TLSH

              __PSScriptPolicyTest_ycmqmwix.5iw.ps1

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

              data.safe.tmp

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\nmpjn8cr.default-release\datareporting\glean\db\data.safe.tmp
              • Size 6KB
              • SHA256 58bf70f103ede5c2c449b8fc38b2f17c20a989aeaf7f4991d47931543fb7c00c
              • MD5 SHA1 SHA512 SSDEEP TLSH

              data.safe.tmp

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\nmpjn8cr.default-release\datareporting\glean\db\data.safe.tmp
              • Size 7KB
              • SHA256 4e4100789454586aaaf050c25a55866ffd23006d9e80312eba92f1b783ccef65
              • MD5 SHA1 SHA512 SSDEEP TLSH

              events

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\nmpjn8cr.default-release\datareporting\glean\events\events
              • Size 1KB
              • SHA256 ec49dfcf9808f59405e087eea25378e92e01440e2c2b92e85c9bf88f0d12513e
              • MD5 SHA1 SHA512 TLSH

              5a2db92c-c3c7-4eeb-b1e0-e4c03d16e626

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\nmpjn8cr.default-release\datareporting\glean\pending_pings\5a2db92c-c3c7-4eeb-b1e0-e4c03d16e626
              • Size 883B
              • SHA256 3da6406e0317cc1e9a9c176abb4176198518857db06b18888e591ad751f2d397
              • MD5 SHA1 SHA512 TLSH

              7332ae40-e56e-4f68-bb83-1d31aa35724e

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\nmpjn8cr.default-release\datareporting\glean\pending_pings\7332ae40-e56e-4f68-bb83-1d31aa35724e
              • Size 235B
              • SHA256 640a7a22f78c091340cade6ffbdea584d60de6613ebcac8603b6900fc1468528
              • MD5 SHA1 SHA512 TLSH

              a6524b05-3f02-4e29-ad83-68a9078154db

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\nmpjn8cr.default-release\datareporting\glean\pending_pings\a6524b05-3f02-4e29-ad83-68a9078154db
              • Size 2KB
              • SHA256 fa78629d9cab47d9c7a83c64746b75832ae362b399307fb2545c94595d3c20b7
              • MD5 SHA1 SHA512 TLSH

              beddef3a-db09-4ffc-82a8-24804dd02eff

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\nmpjn8cr.default-release\datareporting\glean\pending_pings\beddef3a-db09-4ffc-82a8-24804dd02eff
              • Size 235B
              • SHA256 18aeb4c617768838b2071b988b5b9c1681508b710b8986adb43e48ba4d41bc02
              • MD5 SHA1 SHA512 TLSH

              e472828c-339d-4104-8d42-5e5a049cfc6c

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\nmpjn8cr.default-release\datareporting\glean\pending_pings\e472828c-339d-4104-8d42-5e5a049cfc6c
              • Size 2KB
              • SHA256 63726fb814de3e8c24ab1b81ad5cf50f383fdae40bde73e3861b4bbf2b215504
              • MD5 SHA1 SHA512 TLSH

              f2ba750f-31ec-4b8f-9c4a-431bb9be9cb1

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\nmpjn8cr.default-release\datareporting\glean\pending_pings\f2ba750f-31ec-4b8f-9c4a-431bb9be9cb1
              • Size 734B
              • SHA256 1cdc383c9ad6586066224e9ebed1492058ea2273256696327849c6f28e92a988
              • MD5 SHA1 SHA512 TLSH

              ff5e6044-f083-4af6-878f-85480f34d8ab

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\nmpjn8cr.default-release\datareporting\glean\pending_pings\ff5e6044-f083-4af6-878f-85480f34d8ab
              • Size 886B
              • SHA256 e13047dc3ce6c25b6d4f939812a3cbf12d0d10725621de727b120b588e0fdc4f
              • MD5 SHA1 SHA512 TLSH

              prefs-1.js

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\nmpjn8cr.default-release\prefs-1.js
              • Size 6KB
              • SHA256 f733d06d39c00aa14354baac853190b837faac4123e61e06b3bf6c32cd19dc00
              • MD5 SHA1 SHA512 SSDEEP TLSH

              prefs.js

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\nmpjn8cr.default-release\prefs.js
              • Size 6KB
              • SHA256 bc008453782090080b64ec164cba3840d87a3c3a244260626da871ca12eee68b
              • MD5 SHA1 SHA512 SSDEEP TLSH

              prefs.js

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\nmpjn8cr.default-release\prefs.js
              • Size 6KB
              • SHA256 28cd3507f5364319a9bc82019a531389026c965344a1d530545a1d47bab0feff
              • MD5 SHA1 SHA512 SSDEEP TLSH

              sessionCheckpoints.json.tmp

              • Path C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\nmpjn8cr.default-release\sessionCheckpoints.json.tmp
              • Size 288B
              • SHA256 2fca1f29b73dd5b4159fa1eb16e69276482f5224ba7d2219a547039129a51f0e
              • MD5 SHA1 SHA512 TLSH

              memory/2220-1-0x000001CCB0430000-0x000001CCB0440000-memory.dmp

              memory/2220-9-0x000001CCB0430000-0x000001CCB0440000-memory.dmp

              memory/2220-7-0x000001CC96870000-0x000001CC96892000-memory.dmp

              memory/2220-0-0x000001CCB0430000-0x000001CCB0440000-memory.dmp