Analysis

  • max time kernel
    148s
  • max time network
    123s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260629-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260629-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    06/07/2026, 07:54

General

  • Target
    _e88fd6587c9bd407075fd34385ee42c17e02e68e99446b011d9f83932c802db6.exe
  • Size 1.5MB
  • Sample260706-jrxataft5n
  • SHA256 e88fd6587c9bd407075fd34385ee42c17e02e68e99446b011d9f83932c802db6
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • Uses browser remote debugging 2 TTPs 2 IoCs

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

  • Executes dropped EXE 5 IoCs
  • Loads dropped DLL 2 IoCs
  • Reads user/profile data of web browsers 3 TTPs

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

  • Accesses Microsoft Outlook profiles 1 TTPs 1 IoCs
  • Adds Run key to start application 2 TTPs 1 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.

  • SmartAssembly .NET packer 1 IoCs

    Detects SmartAssembly .NET packer.

  • Suspicious use of SetThreadContext 2 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • System Location Discovery: System Language Discovery 1 TTPs 4 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • System Time Discovery 1 TTPs 1 IoCs

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

  • Checks processor information in registry 2 TTPs 2 IoCs

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

  • Enumerates system info in registry 2 TTPs 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 23 IoCs
  • Suspicious use of AdjustPrivilegeToken 3 IoCs
  • Suspicious use of FindShellTrayWindow 1 IoCs
  • Suspicious use of WriteProcessMemory 24 IoCs
  • outlook_office_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\_e88fd6587c9bd407075fd34385ee42c17e02e68e99446b011d9f83932c802db6.exe
    "C:\Users\Admin\AppData\Local\Temp\_e88fd6587c9bd407075fd34385ee42c17e02e68e99446b011d9f83932c802db6.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2976
    • C:\Users\Admin\AppData\Local\Temp\_e88fd6587c9bd407075fd34385ee42c17e02e68e99446b011d9f83932c802db6.exe
      "C:\Users\Admin\AppData\Local\Temp\_e88fd6587c9bd407075fd34385ee42c17e02e68e99446b011d9f83932c802db6.exe"
      2⤵
        PID:3352
      • C:\Users\Admin\AppData\Local\Temp\_e88fd6587c9bd407075fd34385ee42c17e02e68e99446b011d9f83932c802db6.exe
        "C:\Users\Admin\AppData\Local\Temp\_e88fd6587c9bd407075fd34385ee42c17e02e68e99446b011d9f83932c802db6.exe"
        2⤵
          PID:5500
        • C:\Users\Admin\AppData\Local\Temp\_e88fd6587c9bd407075fd34385ee42c17e02e68e99446b011d9f83932c802db6.exe
          "C:\Users\Admin\AppData\Local\Temp\_e88fd6587c9bd407075fd34385ee42c17e02e68e99446b011d9f83932c802db6.exe"
          2⤵
            PID:4492
          • C:\Users\Admin\AppData\Local\Temp\_e88fd6587c9bd407075fd34385ee42c17e02e68e99446b011d9f83932c802db6.exe
            "C:\Users\Admin\AppData\Local\Temp\_e88fd6587c9bd407075fd34385ee42c17e02e68e99446b011d9f83932c802db6.exe"
            2⤵
              PID:4144
            • C:\Users\Admin\AppData\Local\Temp\_e88fd6587c9bd407075fd34385ee42c17e02e68e99446b011d9f83932c802db6.exe
              "C:\Users\Admin\AppData\Local\Temp\_e88fd6587c9bd407075fd34385ee42c17e02e68e99446b011d9f83932c802db6.exe"
              2⤵
              • Accesses Microsoft Outlook profiles
              • Adds Run key to start application
              • System Location Discovery: System Language Discovery
              • Checks processor information in registry
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              • Suspicious use of WriteProcessMemory
              • outlook_office_path
              PID:2000
              • C:\Users\Admin\AppData\Local\Temp\DumpBrowserSecrets.exe
                "C:\Users\Admin\AppData\Local\Temp\DumpBrowserSecrets.exe" /b:chrome /b:edge /b:brave /e:all
                3⤵
                • Executes dropped EXE
                • Suspicious behavior: EnumeratesProcesses
                • Suspicious use of WriteProcessMemory
                PID:4840
                • C:\Program Files\Google\Chrome\Application\chrome.exe
                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --headless=new --disable-gpu --remote-debugging-port=9222 --disable-background-timer-throttling
                  4⤵
                  • Uses browser remote debugging
                  • Loads dropped DLL
                  • Enumerates system info in registry
                  • Suspicious behavior: EnumeratesProcesses
                  • Suspicious use of FindShellTrayWindow
                  • Suspicious use of WriteProcessMemory
                  PID:2568
                  • 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\Temp\HeadlessChrome2568240753531 /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler --database=C:\Users\Admin\AppData\Local\Temp\HeadlessChrome2568240753531\Crashpad --metrics-dir=C:\Users\Admin\AppData\Local\Temp\HeadlessChrome2568240753531 --url=https://clients2.google.com/cr/report --annotation=channel= --annotation=plat=Win64 --annotation=prod=Chrome --annotation=ver=140.0.7339.81 --initial-client-data=0x214,0x218,0x21c,0x210,0x220,0x7ff8f94fc728,0x7ff8f94fc734,0x7ff8f94fc740
                    5⤵
                      PID:2596
                    • C:\Program Files\Google\Chrome\Application\chrome.exe
                      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --headless=new --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\Temp\HeadlessChrome2568240753531" --no-pre-read-main-dll --force-high-res-timeticks=disabled --gpu-preferences=SAAAAAAAAADgAAAIAAAAAAAAAAAAAGAAAAAAAAAAAAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAQAAAAAAAAABAAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --use-gl=angle --use-angle=swiftshader-webgl --field-trial-handle=2000,i,2412434267146954789,11510449750350117474,262144 --disable-features=PaintHolding --variations-seed-version --mojo-platform-channel-handle=1996 /prefetch:2
                      5⤵
                        PID:5320
                      • 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 --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\Temp\HeadlessChrome2568240753531" --no-pre-read-main-dll --force-high-res-timeticks=disabled --field-trial-handle=2000,i,2412434267146954789,11510449750350117474,262144 --disable-features=PaintHolding --variations-seed-version --mojo-platform-channel-handle=2028 /prefetch:11
                        5⤵
                        • System Time Discovery
                        PID:2700
                      • 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 --noerrdialogs --user-data-dir="C:\Users\Admin\AppData\Local\Temp\HeadlessChrome2568240753531" --force-high-res-timeticks=disabled --field-trial-handle=2000,i,2412434267146954789,11510449750350117474,262144 --disable-features=PaintHolding --variations-seed-version --mojo-platform-channel-handle=2520 /prefetch:13
                        5⤵
                          PID:5492
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --headless=new --disable-gpu --remote-debugging-port=9222 --disable-background-timer-throttling
                        4⤵
                        • Uses browser remote debugging
                        • Loads dropped DLL
                        • Enumerates system info in registry
                        • Suspicious behavior: EnumeratesProcesses
                        • Suspicious use of WriteProcessMemory
                        PID:1128
                        • 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\Temp\HeadlessEdge1128240754171 /prefetch:4 --monitor-self-annotation=ptype=crashpad-handler --database=C:\Users\Admin\AppData\Local\Temp\HeadlessEdge1128240754171\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=0x330,0x334,0x338,0x32c,0x364,0x7ff8f90dc188,0x7ff8f90dc194,0x7ff8f90dc1a0
                          5⤵
                            PID:4504
                      • C:\Users\Admin\AppData\Local\Temp\DumpBrowserSecrets.exe
                        "C:\Users\Admin\AppData\Local\Temp\DumpBrowserSecrets.exe" /b:chrome /b:edge /b:brave /e:all
                        3⤵
                        • Executes dropped EXE
                        • Suspicious behavior: EnumeratesProcesses
                        PID:1632
                      • C:\Users\Admin\AppData\Local\Temp\DumpBrowserSecrets.exe
                        "C:\Users\Admin\AppData\Local\Temp\DumpBrowserSecrets.exe" /b:chrome /b:edge /b:brave /e:all
                        3⤵
                        • Executes dropped EXE
                        • Suspicious behavior: EnumeratesProcesses
                        PID:2544
                  • 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:820
                    • 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:3176
                      • 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:2684
                        • C:\Users\Admin\AppData\Roaming\_e88fd6587c9bd407075fd34385ee42c17e02e68e99446b011d9f83932c802db6.exe
                          C:\Users\Admin\AppData\Roaming\_e88fd6587c9bd407075fd34385ee42c17e02e68e99446b011d9f83932c802db6.exe
                          1⤵
                          • Executes dropped EXE
                          • Suspicious use of SetThreadContext
                          • System Location Discovery: System Language Discovery
                          • Suspicious use of WriteProcessMemory
                          PID:5248
                          • C:\Users\Admin\AppData\Roaming\_e88fd6587c9bd407075fd34385ee42c17e02e68e99446b011d9f83932c802db6.exe
                            "C:\Users\Admin\AppData\Roaming\_e88fd6587c9bd407075fd34385ee42c17e02e68e99446b011d9f83932c802db6.exe"
                            2⤵
                            • Executes dropped EXE
                            • System Location Discovery: System Language Discovery
                            • Suspicious use of AdjustPrivilegeToken
                            PID:1372

                        Network

                              MITRE ATT&CK Enterprise v16

                              Replay Monitor

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                              Downloads

                              ChromeData.json

                              • Path C:\Users\Admin\AppData\Local\Temp\ChromeData.json
                              • Size 322B
                              • SHA256 2bd36dff418cab761dbdfa315f729810bd67b3c2ffba462fec56dd83738b506c
                              • MD5 SHA1 SHA512 TLSH

                              DllExtractChromiumSecrets.dll

                              • Path C:\Users\Admin\AppData\Local\Temp\DllExtractChromiumSecrets.dll
                              • Size 45KB
                              • SHA256 b0935270bc8ed6d31c5352c49a8f5d7cbe62457133fe1cf7effeeeb1440e9ce0
                              • MD5 SHA1 SHA512 SSDEEP TLSH

                              DumpBrowserSecrets.exe

                              • Path C:\Users\Admin\AppData\Local\Temp\DumpBrowserSecrets.exe
                              • Size 381KB
                              • SHA256 c934a2db58a1a64ee245a7627843508c6c517fcb06ea6855d26a72b41ae6753b
                              • MD5 SHA1 SHA512 SSDEEP TLSH

                              EdgeData.json

                              • Path C:\Users\Admin\AppData\Local\Temp\EdgeData.json
                              • Size 429B
                              • SHA256 82908046930cee0c09670e2484beabf1cc1a308b04c41d166112095bcedd2e12
                              • MD5 SHA1 SHA512 TLSH

                              settings.dat

                              • Path C:\Users\Admin\AppData\Local\Temp\HeadlessEdge1128240754171\Crashpad\settings.dat
                              • Size 280B
                              • SHA256 b5ebc6c045fbac62ae31141a579dcc9c73b63030d6c94650022092af576eafdb
                              • MD5 SHA1 SHA512 TLSH

                              throttle_store.dat

                              • Path C:\Users\Admin\AppData\Local\Temp\HeadlessEdge1128240754171\Crashpad\throttle_store.dat
                              • Size 20B
                              • SHA256 41c91a9c93d76295746a149dce7ebb3b9ee2cb551d84365fff108e59a61cc304
                              • MD5 SHA1 SHA512

                              _e88fd6587c9bd407075fd34385ee42c17e02e68e99446b011d9f83932c802db6.exe

                              • Path C:\Users\Admin\AppData\Roaming\_e88fd6587c9bd407075fd34385ee42c17e02e68e99446b011d9f83932c802db6.exe
                              • Size 1.5MB
                              • SHA256 e88fd6587c9bd407075fd34385ee42c17e02e68e99446b011d9f83932c802db6
                              • MD5 SHA1 SHA512 SSDEEP TLSH

                              memory/2000-14-0x0000000005B50000-0x0000000005BB6000-memory.dmp

                              memory/2000-41-0x00000000067B0000-0x0000000006972000-memory.dmp

                              memory/2000-54-0x0000000075120000-0x00000000758DC000-memory.dmp

                              memory/2000-11-0x0000000000400000-0x00000000004C0000-memory.dmp

                              memory/2000-12-0x0000000075120000-0x00000000758DC000-memory.dmp

                              memory/2000-13-0x0000000075120000-0x00000000758DC000-memory.dmp

                              memory/2000-53-0x0000000075120000-0x00000000758DC000-memory.dmp

                              memory/2000-46-0x0000000006B00000-0x0000000006B76000-memory.dmp

                              memory/2000-44-0x0000000006EB0000-0x00000000073DC000-memory.dmp

                              memory/2976-0-0x0000000075132000-0x0000000075133000-memory.dmp

                              memory/2976-6-0x0000000075120000-0x00000000758DC000-memory.dmp

                              memory/2976-5-0x0000000005110000-0x00000000051AC000-memory.dmp

                              memory/2976-4-0x0000000004E90000-0x0000000004E9A000-memory.dmp

                              memory/2976-3-0x0000000004F10000-0x0000000004FA2000-memory.dmp

                              memory/2976-7-0x0000000005240000-0x000000000525C000-memory.dmp

                              memory/2976-2-0x0000000005430000-0x00000000059EA000-memory.dmp

                              memory/2976-8-0x0000000075132000-0x0000000075133000-memory.dmp

                              memory/2976-1-0x00000000001D0000-0x0000000000362000-memory.dmp

                              memory/2976-15-0x0000000075120000-0x00000000758DC000-memory.dmp

                              memory/2976-9-0x0000000075120000-0x00000000758DC000-memory.dmp

                              memory/2976-10-0x0000000007860000-0x00000000079B8000-memory.dmp