Analysis

  • max time kernel
    105s
  • max time network
    139s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250314-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250314-enlocale:en-usos:windows10-2004-x64system
  • submitted
    01/04/2025, 00:53

General

  • Target

    2025-04-01_56a069b77a44f7f469878bb81d5178a7_frostygoop_ghostlocker_sliver.exe

  • Size

    5.9MB

  • MD5

    56a069b77a44f7f469878bb81d5178a7

  • SHA1

    75a3aad0707f38fb291dd9c6a321dc5f441000e0

  • SHA256

    bfd0df39f25c0f7c5da70486a23251bfdd965f65c3d51224a180b57611ebc1f7

  • SHA512

    f722572d89f64e2663f1a48fcd34842919b033bbd35d722992057d8f510285ec40d5bb8b173eacf0b9e6b7a2e855dfeb8ba2b1cdb742699ab48469704da163a6

  • SSDEEP

    98304:ZfVAFIuyS5PrsR+L7xDhjstzrUnBaCB+RsKRABzeeL:gFIuyS5I+LJQg1B+RI

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:3404
      • C:\Users\Admin\AppData\Local\Temp\2025-04-01_56a069b77a44f7f469878bb81d5178a7_frostygoop_ghostlocker_sliver.exe
        "C:\Users\Admin\AppData\Local\Temp\2025-04-01_56a069b77a44f7f469878bb81d5178a7_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:1380
      • 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:632
        • 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:4812
          • C:\Windows\SysWOW64\chcp.com
            chcp 65001
            4⤵
            • System Location Discovery: System Language Discovery
            PID:2740
          • 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:1956
          • C:\Windows\SysWOW64\findstr.exe
            findstr All
            4⤵
            • System Location Discovery: System Language Discovery
            PID:956
        • 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:4144
          • C:\Windows\SysWOW64\chcp.com
            chcp 65001
            4⤵
            • System Location Discovery: System Language Discovery
            PID:5580
          • 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:5588
        • 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:2044
          • 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,0x100,0xd4,0x104,0x7ffdff58dcf8,0x7ffdff58dd04,0x7ffdff58dd10
            4⤵
              PID:1860
            • 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=1588,i,7325497971144741781,8424636631812148760,262144 --variations-seed-version=20250313-182214.581000 --mojo-platform-channel-handle=2120 /prefetch:3
              4⤵
                PID:2136
              • 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=2092,i,7325497971144741781,8424636631812148760,262144 --variations-seed-version=20250313-182214.581000 --mojo-platform-channel-handle=2088 /prefetch:2
                4⤵
                  PID:5780
                • 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=2416,i,7325497971144741781,8424636631812148760,262144 --variations-seed-version=20250313-182214.581000 --mojo-platform-channel-handle=2536 /prefetch:8
                  4⤵
                    PID:616
                  • 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=3256,i,7325497971144741781,8424636631812148760,262144 --variations-seed-version=20250313-182214.581000 --mojo-platform-channel-handle=3304 /prefetch:1
                    4⤵
                    • Uses browser remote debugging
                    PID:5800
                  • 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=3264,i,7325497971144741781,8424636631812148760,262144 --variations-seed-version=20250313-182214.581000 --mojo-platform-channel-handle=3324 /prefetch:1
                    4⤵
                    • Uses browser remote debugging
                    PID:5288
                  • 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=4436,i,7325497971144741781,8424636631812148760,262144 --variations-seed-version=20250313-182214.581000 --mojo-platform-channel-handle=4476 /prefetch:2
                    4⤵
                    • Uses browser remote debugging
                    PID:5784
                  • 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=4800,i,7325497971144741781,8424636631812148760,262144 --variations-seed-version=20250313-182214.581000 --mojo-platform-channel-handle=4772 /prefetch:1
                    4⤵
                    • Uses browser remote debugging
                    PID:4728
            • 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:2668

              Network

              MITRE ATT&CK Enterprise v15

              Replay Monitor

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              Downloads

              • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\SCT Auditing Pending Reports

                Filesize

                2B

                MD5

                d751713988987e9331980363e24189ce

                SHA1

                97d170e1550eee4afc0af065b78cda302a97674c

                SHA256

                4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945

                SHA512

                b25b294cb4deb69ea00a4c3cf3113904801b6015e5956bd019a8570b1fe1d6040e944ef3cdee16d0a46503ca6e659a25f21cf9ceddc13f352a3c98138c15d6af

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

                Filesize

                80KB

                MD5

                17f2dd7e2c67eb689daa7c3f25e50e8b

                SHA1

                94beda948962aab72b8bf2584dd27c084cc64c64

                SHA256

                92b79f6cdec1c8a2e84d01f2737aded3c7c046cb0c0da2efb5f9ac07d3532fc7

                SHA512

                7c9649c4daf5261ce6f2721c421bd5d8be505af5d5d24b1dc407c31166d68e994400944a5321f25b311fec02107d624af1716ebf3c97371522a18be6782c17ac

              • 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

                3c16f60c76e189d488c9884597228a76

                SHA1

                b9bef8740a0b7c0a20fb6189d7773c5431d14da2

                SHA256

                bece88300bca1e8b83e6d031444e6265adc4c42b21df9b6364bbbf310880a976

                SHA512

                64878d9c6608e1e0b03eff17dbe95bea02ffa69cea0ffaa82eb2629889f037d3a56e41b35f40a44929b406a33030044c32a0a7a34d7a84b1b25a83c5fd52e545

              • memory/632-3-0x0000000004DF0000-0x0000000004FB2000-memory.dmp

                Filesize

                1.8MB

              • memory/632-6-0x0000000006610000-0x0000000006676000-memory.dmp

                Filesize

                408KB

              • memory/632-7-0x0000000006720000-0x00000000067B2000-memory.dmp

                Filesize

                584KB

              • memory/632-84-0x0000000007170000-0x0000000007714000-memory.dmp

                Filesize

                5.6MB

              • memory/632-5-0x00000000057E0000-0x00000000057F2000-memory.dmp

                Filesize

                72KB

              • memory/632-4-0x0000000005C30000-0x000000000615C000-memory.dmp

                Filesize

                5.2MB

              • memory/632-165-0x0000000074EEE000-0x0000000074EEF000-memory.dmp

                Filesize

                4KB

              • memory/632-0-0x0000000000350000-0x0000000000394000-memory.dmp

                Filesize

                272KB

              • memory/632-2-0x0000000000350000-0x0000000000394000-memory.dmp

                Filesize

                272KB

              • memory/632-1-0x0000000074EEE000-0x0000000074EEF000-memory.dmp

                Filesize

                4KB