Analysis

  • max time kernel
    103s
  • max time network
    135s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250313-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250313-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31/03/2025, 07:50

General

  • Target

    2025-03-31_632c3c0bf42250d7dd47818f33b24d4f_frostygoop_ghostlocker_sliver.exe

  • Size

    6.0MB

  • MD5

    632c3c0bf42250d7dd47818f33b24d4f

  • SHA1

    f57a0188b0457b03e4cef1c82efdc7e6a9cee3a1

  • SHA256

    ba33703aa30995b74f5c84c97eb3483b624082d1987b059ff88ee5eade2af683

  • SHA512

    206c0982372c2e42af1603d623994581e7338a0c2cce564a1a6b944fe8a3d3bbad815f5b65783e23f129662c0c64943307c3d585dfb5f6dd53a1fc5512b2d642

  • SSDEEP

    98304:MZiPUSI1yOJk+L7xJ6zMA8q33nRsKRABzueL:zUSI1yOiSmz8uRI

Malware Config

Signatures

  • StormKitty

    StormKitty is an open source info stealer written in C#.

  • StormKitty payload 1 IoCs
  • Stormkitty family
  • Suspicious use of NtCreateUserProcessOtherParentProcess 1 IoCs
  • Uses browser remote debugging 2 TTPs 5 IoCs

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

  • 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 3 IoCs
  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Looks up external IP address via web service 2 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

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

    Enumerate browser information.

  • Event Triggered Execution: Netsh Helper DLL 1 TTPs 6 IoCs

    Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.

  • System Location Discovery: System Language Discovery 1 TTPs 9 IoCs

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

  • System Network Configuration Discovery: Wi-Fi Discovery 1 TTPs 2 IoCs

    Adversaries may search for information about Wi-Fi networks, such as network names and passwords, on compromised systems.

  • 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 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 29 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 9 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
      PID:3516
      • C:\Users\Admin\AppData\Local\Temp\2025-03-31_632c3c0bf42250d7dd47818f33b24d4f_frostygoop_ghostlocker_sliver.exe
        "C:\Users\Admin\AppData\Local\Temp\2025-03-31_632c3c0bf42250d7dd47818f33b24d4f_frostygoop_ghostlocker_sliver.exe"
        2⤵
        • Suspicious use of NtCreateUserProcessOtherParentProcess
        • Suspicious use of SetThreadContext
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:5064
      • C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
        "C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe"
        2⤵
        • Accesses Microsoft Outlook profiles
        • 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
        • outlook_win_path
        PID:5464
        • C:\Windows\SysWOW64\cmd.exe
          "cmd.exe" /C chcp 65001 && netsh wlan show profile | findstr All
          3⤵
          • System Location Discovery: System Language Discovery
          • System Network Configuration Discovery: Wi-Fi Discovery
          • Suspicious use of WriteProcessMemory
          PID:4736
          • C:\Windows\SysWOW64\chcp.com
            chcp 65001
            4⤵
            • System Location Discovery: System Language Discovery
            PID:4960
          • C:\Windows\SysWOW64\netsh.exe
            netsh wlan show profile
            4⤵
            • Event Triggered Execution: Netsh Helper DLL
            • System Location Discovery: System Language Discovery
            • System Network Configuration Discovery: Wi-Fi Discovery
            PID:4800
          • C:\Windows\SysWOW64\findstr.exe
            findstr All
            4⤵
            • System Location Discovery: System Language Discovery
            PID:4848
        • C:\Windows\SysWOW64\cmd.exe
          "cmd.exe" /C chcp 65001 && netsh wlan show networks mode=bssid
          3⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2088
          • C:\Windows\SysWOW64\chcp.com
            chcp 65001
            4⤵
            • System Location Discovery: System Language Discovery
            PID:4856
          • C:\Windows\SysWOW64\netsh.exe
            netsh wlan show networks mode=bssid
            4⤵
            • Event Triggered Execution: Netsh Helper DLL
            • System Location Discovery: System Language Discovery
            PID:6140
        • C:\Program Files\Google\Chrome\Application\chrome.exe
          "C:\Program Files\Google\Chrome\Application\chrome.exe" --window-position=-2400,-2400 --remote-debugging-port=9222 --profile-directory="Default"
          3⤵
          • Uses browser remote debugging
          • Enumerates system info in registry
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of FindShellTrayWindow
          • Suspicious use of WriteProcessMemory
          PID:2852
          • 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=133.0.6943.60 --initial-client-data=0xf8,0xfc,0x100,0xe8,0x104,0x7ffa9ef7dcf8,0x7ffa9ef7dd04,0x7ffa9ef7dd10
            4⤵
              PID:1588
            • C:\Program Files\Google\Chrome\Application\chrome.exe
              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --string-annotations --gpu-preferences=UAAAAAAAAADgAAAEAAAAAAAAAAAAAAAAAABgAAEAAAAAAAAAAAAAAAAAAAACAAAAAAAAAAAAAAAAAAAAAAAAABAAAAAAAAAAEAAAAAAAAAAIAAAAAAAAAAgAAAAAAAAA --field-trial-handle=1928,i,16939578520742058180,14520711004023659406,262144 --variations-seed-version=20250312-184628.452000 --mojo-platform-channel-handle=1924 /prefetch:2
              4⤵
                PID:992
              • 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 --string-annotations --field-trial-handle=1580,i,16939578520742058180,14520711004023659406,262144 --variations-seed-version=20250312-184628.452000 --mojo-platform-channel-handle=2280 /prefetch:3
                4⤵
                  PID:5396
                • 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 --string-annotations --field-trial-handle=2412,i,16939578520742058180,14520711004023659406,262144 --variations-seed-version=20250312-184628.452000 --mojo-platform-channel-handle=2388 /prefetch:8
                  4⤵
                    PID:5084
                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --string-annotations --enable-dinosaur-easter-egg-alt-images --remote-debugging-port=9222 --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=3220,i,16939578520742058180,14520711004023659406,262144 --variations-seed-version=20250312-184628.452000 --mojo-platform-channel-handle=3228 /prefetch:1
                    4⤵
                    • Uses browser remote debugging
                    PID:4176
                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --string-annotations --enable-dinosaur-easter-egg-alt-images --remote-debugging-port=9222 --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=3252,i,16939578520742058180,14520711004023659406,262144 --variations-seed-version=20250312-184628.452000 --mojo-platform-channel-handle=3280 /prefetch:1
                    4⤵
                    • Uses browser remote debugging
                    PID:764
                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --string-annotations --extension-process --enable-dinosaur-easter-egg-alt-images --remote-debugging-port=9222 --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=4352,i,16939578520742058180,14520711004023659406,262144 --variations-seed-version=20250312-184628.452000 --mojo-platform-channel-handle=4368 /prefetch:2
                    4⤵
                    • Uses browser remote debugging
                    PID:1372
                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --string-annotations --enable-dinosaur-easter-egg-alt-images --remote-debugging-port=9222 --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=8 --field-trial-handle=4816,i,16939578520742058180,14520711004023659406,262144 --variations-seed-version=20250312-184628.452000 --mojo-platform-channel-handle=4772 /prefetch:1
                    4⤵
                    • Uses browser remote debugging
                    PID:3016
            • C:\Program Files\Google\Chrome\Application\133.0.6943.60\elevation_service.exe
              "C:\Program Files\Google\Chrome\Application\133.0.6943.60\elevation_service.exe"
              1⤵
                PID:512

              Network

              MITRE ATT&CK Enterprise v15

              Replay Monitor

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              Downloads

              • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\be43e8e1-e445-4299-9609-06c638161932.tmp

                Filesize

                2B

                MD5

                d751713988987e9331980363e24189ce

                SHA1

                97d170e1550eee4afc0af065b78cda302a97674c

                SHA256

                4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945

                SHA512

                b25b294cb4deb69ea00a4c3cf3113904801b6015e5956bd019a8570b1fe1d6040e944ef3cdee16d0a46503ca6e659a25f21cf9ceddc13f352a3c98138c15d6af

              • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Local State

                Filesize

                79KB

                MD5

                16a3967bafa3bf335505e253adb0c917

                SHA1

                72966b6af6a0a533fee06aef7b81c6c6bcf58225

                SHA256

                de8ca3e2c5e3f3b5e648f5a396d70d7a91159e495f84dbac164b9f8f9f22f183

                SHA512

                309e38e44d32c1a2b996bb872b5bc8cc867f6068e831690f96803fe7cdc6f08245279d429f1f306935cdabf2ad28452d500a520814d9160bf0908ea0fca0921a

              • C:\Users\Admin\AppData\Local\Temp\212.102.63.147\Browsers\Firefox\FirefoxBookmarks.txt

                Filesize

                81B

                MD5

                ea511fc534efd031f852fcf490b76104

                SHA1

                573e5fa397bc953df5422abbeb1a52bf94f7cf00

                SHA256

                e5fe7f327ae62df007bd1117aa7f522dbbcd371ec67953f66d786424cb1d7995

                SHA512

                f7d8e575a2332b0fbd491b5e092b7ed6b0942a5165557fcc5d215d873b05103aa6ba01843133871c1c7ac81b10182a15895be49885c98d1a379dd55f88004fae

              • C:\Users\Admin\AppData\Local\Temp\212.102.63.147\System\Process.txt

                Filesize

                4KB

                MD5

                8e6fa220ac650ef245067b71478f486f

                SHA1

                5c7462bd2170db4236a57ae454936484fdf70472

                SHA256

                1e829eca088af9cb629b95bd54c644022f1d61d6b171f32ee88816bb7795cf8a

                SHA512

                9014d1adc92fdfd678999b970698842d33cc43608c1632b6411549dfd6241405547dac84621edbb693d4d1a4810d69ca93299675b5f57398b8345d77d9521fb0

              • memory/5464-3-0x0000000005840000-0x0000000005852000-memory.dmp

                Filesize

                72KB

              • memory/5464-7-0x00000000071E0000-0x0000000007272000-memory.dmp

                Filesize

                584KB

              • memory/5464-6-0x0000000006FD0000-0x0000000007036000-memory.dmp

                Filesize

                408KB

              • memory/5464-86-0x0000000007C30000-0x00000000081D4000-memory.dmp

                Filesize

                5.6MB

              • memory/5464-5-0x0000000006730000-0x0000000006C5C000-memory.dmp

                Filesize

                5.2MB

              • memory/5464-4-0x0000000005A30000-0x0000000005BF2000-memory.dmp

                Filesize

                1.8MB

              • memory/5464-0-0x0000000000400000-0x0000000000444000-memory.dmp

                Filesize

                272KB

              • memory/5464-2-0x0000000000400000-0x0000000000444000-memory.dmp

                Filesize

                272KB

              • memory/5464-1-0x000000007425E000-0x000000007425F000-memory.dmp

                Filesize

                4KB

              • memory/5464-195-0x000000007425E000-0x000000007425F000-memory.dmp

                Filesize

                4KB