Analysis

  • max time kernel
    93s
  • max time network
    123s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250217-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250217-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-02-2025 16:34

General

  • Target

    2025-02-20_6de71b0609cb1dcb47118be17d0d700c_frostygoop_poet-rat_snatch.exe

  • Size

    9.8MB

  • MD5

    6de71b0609cb1dcb47118be17d0d700c

  • SHA1

    98abf52de91ec36ac0d066345ecb8b2c96fdba50

  • SHA256

    55a16f01b6e2b0b124a1c4221e6d7b27dd4571b9b6b7575c3a731cc2b2d1a0e4

  • SHA512

    a0e01518116715d8e0196e09cf4036bf484eaa250b36151bf91fc91b3bd6bdca90cb7277ebc62e16a8c2d77d75f9ade558037cc6662e12aa8e85d02ac6d8c212

  • SSDEEP

    98304:Owk7LhMpZoJaUfW8+3CPPEuSPawmHvhfcmTVbeGG0u:Lk3h82+3CyawmHvumTVbeGG

Malware Config

Extracted

Family

vidar

C2

https://t.me/g02f04

https://steamcommunity.com/profiles/76561199828130190

Attributes
  • user_agent

    Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) Chrome/131.0.0.0 Safari/537.36 OPR/116.0.0.0

Signatures

  • Detect Vidar Stealer 15 IoCs
  • Vidar

    Vidar is an infostealer based on Arkei stealer.

  • Vidar family
  • Uses browser remote debugging 2 TTPs 4 IoCs

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

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

    Enumerate browser information.

  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • 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
  • Modifies data under HKEY_USERS 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 14 IoCs
  • Suspicious use of FindShellTrayWindow 26 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2025-02-20_6de71b0609cb1dcb47118be17d0d700c_frostygoop_poet-rat_snatch.exe
    "C:\Users\Admin\AppData\Local\Temp\2025-02-20_6de71b0609cb1dcb47118be17d0d700c_frostygoop_poet-rat_snatch.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4500
    • C:\Windows\BitLockerDiscoveryVolumeContents\BitLockerToGo.exe
      "C:\Windows\BitLockerDiscoveryVolumeContents\BitLockerToGo.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Checks processor information in registry
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:4340
      • C:\Program Files\Google\Chrome\Application\chrome.exe
        "C:\Program Files\Google\Chrome\Application\chrome.exe" --remote-debugging-port=9223 --profile-directory="Default"
        3⤵
        • Uses browser remote debugging
        • Enumerates system info in registry
        • Modifies data under HKEY_USERS
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of WriteProcessMemory
        PID:3744
        • 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=123.0.6312.123 --initial-client-data=0xf8,0xfc,0x100,0xd4,0x104,0x7ffc1879cc40,0x7ffc1879cc4c,0x7ffc1879cc58
          4⤵
            PID:3104
          • C:\Program Files\Google\Chrome\Application\chrome.exe
            "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --no-appcompat-clear --gpu-preferences=WAAAAAAAAADgAAAMAAAAAAAAAAAAAAAAAABgAAEAAAA4AAAAAAAAAAAAAAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGAAAAAAAAAAYAAAAAAAAAAgAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --field-trial-handle=2012,i,3102246261856378883,14458534954975942954,262144 --variations-seed-version=20250216-180425.389000 --mojo-platform-channel-handle=2008 /prefetch:2
            4⤵
              PID:4564
            • 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-appcompat-clear --field-trial-handle=1912,i,3102246261856378883,14458534954975942954,262144 --variations-seed-version=20250216-180425.389000 --mojo-platform-channel-handle=2160 /prefetch:3
              4⤵
                PID:5052
              • 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-appcompat-clear --field-trial-handle=2272,i,3102246261856378883,14458534954975942954,262144 --variations-seed-version=20250216-180425.389000 --mojo-platform-channel-handle=2284 /prefetch:8
                4⤵
                  PID:3488
                • C:\Program Files\Google\Chrome\Application\chrome.exe
                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --no-appcompat-clear --remote-debugging-port=9223 --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --field-trial-handle=3208,i,3102246261856378883,14458534954975942954,262144 --variations-seed-version=20250216-180425.389000 --mojo-platform-channel-handle=3216 /prefetch:1
                  4⤵
                  • Uses browser remote debugging
                  PID:1516
                • C:\Program Files\Google\Chrome\Application\chrome.exe
                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --no-appcompat-clear --remote-debugging-port=9223 --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --field-trial-handle=3236,i,3102246261856378883,14458534954975942954,262144 --variations-seed-version=20250216-180425.389000 --mojo-platform-channel-handle=3248 /prefetch:1
                  4⤵
                  • Uses browser remote debugging
                  PID:2316
                • C:\Program Files\Google\Chrome\Application\chrome.exe
                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --no-appcompat-clear --remote-debugging-port=9223 --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=7 --field-trial-handle=3636,i,3102246261856378883,14458534954975942954,262144 --variations-seed-version=20250216-180425.389000 --mojo-platform-channel-handle=4504 /prefetch:1
                  4⤵
                  • Uses browser remote debugging
                  PID:2012
                • C:\Program Files\Google\Chrome\Application\chrome.exe
                  "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --no-appcompat-clear --field-trial-handle=4684,i,3102246261856378883,14458534954975942954,262144 --variations-seed-version=20250216-180425.389000 --mojo-platform-channel-handle=4748 /prefetch:8
                  4⤵
                    PID:376
                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --no-appcompat-clear --field-trial-handle=4688,i,3102246261856378883,14458534954975942954,262144 --variations-seed-version=20250216-180425.389000 --mojo-platform-channel-handle=4800 /prefetch:8
                    4⤵
                      PID:3224
                    • 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-appcompat-clear --field-trial-handle=4908,i,3102246261856378883,14458534954975942954,262144 --variations-seed-version=20250216-180425.389000 --mojo-platform-channel-handle=4860 /prefetch:8
                      4⤵
                        PID:4756
                      • C:\Program Files\Google\Chrome\Application\chrome.exe
                        "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=data_decoder.mojom.DataDecoderService --lang=en-US --service-sandbox-type=service --no-appcompat-clear --field-trial-handle=4680,i,3102246261856378883,14458534954975942954,262144 --variations-seed-version=20250216-180425.389000 --mojo-platform-channel-handle=4636 /prefetch:8
                        4⤵
                          PID:2192
                  • C:\Program Files\Google\Chrome\Application\123.0.6312.123\elevation_service.exe
                    "C:\Program Files\Google\Chrome\Application\123.0.6312.123\elevation_service.exe"
                    1⤵
                      PID:4408
                    • C:\Windows\system32\svchost.exe
                      C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s NgcSvc
                      1⤵
                        PID:2344

                      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

                      • memory/4340-10-0x0000000000400000-0x0000000000422000-memory.dmp

                        Filesize

                        136KB

                      • memory/4340-46-0x0000000000400000-0x0000000000422000-memory.dmp

                        Filesize

                        136KB

                      • memory/4340-0-0x0000000000400000-0x0000000000422000-memory.dmp

                        Filesize

                        136KB

                      • memory/4340-11-0x0000000000400000-0x0000000000422000-memory.dmp

                        Filesize

                        136KB

                      • memory/4340-12-0x0000000000400000-0x0000000000422000-memory.dmp

                        Filesize

                        136KB

                      • memory/4340-2-0x0000000000400000-0x0000000000422000-memory.dmp

                        Filesize

                        136KB

                      • memory/4340-1-0x0000000000400000-0x0000000000422000-memory.dmp

                        Filesize

                        136KB

                      • memory/4340-9-0x0000000000400000-0x0000000000422000-memory.dmp

                        Filesize

                        136KB

                      • memory/4340-48-0x0000000000400000-0x0000000000422000-memory.dmp

                        Filesize

                        136KB

                      • memory/4340-49-0x0000000000400000-0x0000000000422000-memory.dmp

                        Filesize

                        136KB

                      • memory/4340-52-0x0000000000400000-0x0000000000422000-memory.dmp

                        Filesize

                        136KB

                      • memory/4340-56-0x0000000000400000-0x0000000000422000-memory.dmp

                        Filesize

                        136KB

                      • memory/4340-57-0x0000000000400000-0x0000000000422000-memory.dmp

                        Filesize

                        136KB

                      • memory/4340-58-0x0000000000400000-0x0000000000422000-memory.dmp

                        Filesize

                        136KB

                      • memory/4340-62-0x0000000000400000-0x0000000000422000-memory.dmp

                        Filesize

                        136KB

                      • memory/4340-64-0x0000000000400000-0x0000000000422000-memory.dmp

                        Filesize

                        136KB