Analysis

  • max time kernel
    573s
  • max time network
    546s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20250207-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20250207-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10-02-2025 19:52

General

  • Target

    data-Setup/data/extracted_3382/sss.bat

  • Size

    405B

  • MD5

    9ca3883fd45a5a455e64704ac6151ac9

  • SHA1

    e7f89032ce544253a51020d7e894f6919fc35839

  • SHA256

    c981688479756c987d6207e5804ed2b97fb50dfc80469309646c3f79d5ed05b4

  • SHA512

    e5746faaae0680f68295db94f3865a7ec56663553d7401f996cce18bdc67ade23aef10c81018da28992e82a8178dc8a567b5b355479c7ceedfb87e46be9efa5a

Malware Config

Extracted

Family

vidar

C2

https://t.me/sok33tn

https://steamcommunity.com/profiles/76561199824159981

Attributes
  • user_agent

    Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:136.0) Gecko/20100101 Firefox/136.0

Signatures

  • Detect Vidar Stealer 7 IoCs
  • Vidar

    Vidar is an infostealer based on Arkei stealer.

  • Vidar family
  • Blocklisted process makes network request 2 IoCs
  • Command and Scripting Interpreter: PowerShell 1 TTPs 2 IoCs

    Using powershell.exe command.

  • Downloads MZ/PE file 2 IoCs
  • Uses browser remote debugging 2 TTPs 4 IoCs

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

  • Executes dropped EXE 3 IoCs
  • Reads user/profile data of web browsers 3 TTPs

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

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

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

    Enumerate browser information.

  • Program crash 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 3 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: Internet Connection Discovery 1 TTPs 1 IoCs

    Adversaries may check for Internet connectivity 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
  • Modifies data under HKEY_USERS 2 IoCs
  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 16 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 18 IoCs
  • Suspicious use of FindShellTrayWindow 26 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    PID:3424
    • C:\Windows\system32\cmd.exe
      C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\data-Setup\data\extracted_3382\sss.bat"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1236
      • C:\Windows\system32\net.exe
        net session
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1400
        • C:\Windows\system32\net1.exe
          C:\Windows\system32\net1 session
          4⤵
            PID:2648
        • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
          powershell -NoProfile -ExecutionPolicy Bypass -File "C:\Users\Admin\AppData\Local\Temp\data-Setup\data\extracted_3382\script.ps1"
          3⤵
          • Blocklisted process makes network request
          • Command and Scripting Interpreter: PowerShell
          • Downloads MZ/PE file
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:4972
          • C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe
            "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -Command "Add-MpPreference -ExclusionPath 'C:\'"
            4⤵
            • Command and Scripting Interpreter: PowerShell
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of AdjustPrivilegeToken
            PID:216
          • C:\Users\Admin\AppData\Roaming\2F1VXR3U.exe
            "C:\Users\Admin\AppData\Roaming\2F1VXR3U.exe"
            4⤵
            • Executes dropped EXE
            • Suspicious use of SetThreadContext
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:2284
            • C:\Users\Admin\AppData\Roaming\2F1VXR3U.exe
              "C:\Users\Admin\AppData\Roaming\2F1VXR3U.exe"
              5⤵
              • Executes dropped EXE
              • System Location Discovery: System Language Discovery
              • Checks processor information in registry
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of WriteProcessMemory
              PID:5008
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --remote-debugging-port=9223 --profile-directory="Default"
                6⤵
                • 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:2432
                • 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,0x100,0xd4,0x104,0x7ffd90ebcc40,0x7ffd90ebcc4c,0x7ffd90ebcc58
                  7⤵
                    PID:1988
                  • 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=1972,i,7020462813692680464,8035276401947925275,262144 --variations-seed-version=20250207-050113.109000 --mojo-platform-channel-handle=1968 /prefetch:2
                    7⤵
                      PID:1640
                    • 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=2152,i,7020462813692680464,8035276401947925275,262144 --variations-seed-version=20250207-050113.109000 --mojo-platform-channel-handle=2004 /prefetch:3
                      7⤵
                        PID:5060
                      • 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=2232,i,7020462813692680464,8035276401947925275,262144 --variations-seed-version=20250207-050113.109000 --mojo-platform-channel-handle=2472 /prefetch:8
                        7⤵
                          PID:2580
                        • 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=3168,i,7020462813692680464,8035276401947925275,262144 --variations-seed-version=20250207-050113.109000 --mojo-platform-channel-handle=3212 /prefetch:1
                          7⤵
                          • Uses browser remote debugging
                          PID:2952
                        • 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=3216,i,7020462813692680464,8035276401947925275,262144 --variations-seed-version=20250207-050113.109000 --mojo-platform-channel-handle=3340 /prefetch:1
                          7⤵
                          • Uses browser remote debugging
                          PID:2812
                        • 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=4192,i,7020462813692680464,8035276401947925275,262144 --variations-seed-version=20250207-050113.109000 --mojo-platform-channel-handle=4532 /prefetch:1
                          7⤵
                          • Uses browser remote debugging
                          PID:4840
                        • 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=3944,i,7020462813692680464,8035276401947925275,262144 --variations-seed-version=20250207-050113.109000 --mojo-platform-channel-handle=3968 /prefetch:8
                          7⤵
                            PID:3264
                          • 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=4492,i,7020462813692680464,8035276401947925275,262144 --variations-seed-version=20250207-050113.109000 --mojo-platform-channel-handle=4612 /prefetch:8
                            7⤵
                              PID:1312
                            • 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=4796,i,7020462813692680464,8035276401947925275,262144 --variations-seed-version=20250207-050113.109000 --mojo-platform-channel-handle=4772 /prefetch:8
                              7⤵
                                PID:1920
                              • 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=4908,i,7020462813692680464,8035276401947925275,262144 --variations-seed-version=20250207-050113.109000 --mojo-platform-channel-handle=4920 /prefetch:8
                                7⤵
                                  PID:556
                            • C:\Windows\SysWOW64\WerFault.exe
                              C:\Windows\SysWOW64\WerFault.exe -u -p 2284 -s 804
                              5⤵
                              • Program crash
                              PID:2532
                          • C:\Users\Admin\AppData\Roaming\XFTEHS3A.exe
                            "C:\Users\Admin\AppData\Roaming\XFTEHS3A.exe"
                            4⤵
                            • Executes dropped EXE
                            • Suspicious behavior: EnumeratesProcesses
                            • Suspicious use of WriteProcessMemory
                            PID:2020
                    • C:\Windows\SysWOW64\WerFault.exe
                      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2284 -ip 2284
                      1⤵
                        PID:1736
                      • C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe
                        "C:\Program Files (x86)\Microsoft\EdgeUpdate\MicrosoftEdgeUpdate.exe" /ping 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-PGFwcCBhcHBpZD0iezhBNjlEMzQ1LUQ1NjQtNDYzYy1BRkYxLUE2OUQ5RTUzMEY5Nn0iIHZlcnNpb249IjEyMy4wLjYzMTIuMTIzIiBuZXh0dmVyc2lvbj0iIiBsYW5nPSJlbiIgYnJhbmQ9IkdHTFMiIGNsaWVudD0iIiBpbnN0YWxsYWdlPSIzIiBpbnN0YWxsZGF0ZXRpbWU9IjE3Mzg5NDU1NzgiIG9vYmVfaW5zdGFsbF90aW1lPSIxMzM4MzQxODAxNjUyMzAwMDAiPjxldmVudCBldmVudHR5cGU9IjMxIiBldmVudHJlc3VsdD0iMSIgZXJyb3Jjb2RlPSIwIiBleHRyYWNvZGUxPSIyMTc5ODYyIiBzeXN0ZW1fdXB0aW1lX3RpY2tzPSI1MjcwNDU2MTk3Ii8-PC9hcHA-PC9yZXF1ZXN0Pg
                        1⤵
                        • System Location Discovery: System Language Discovery
                        • System Network Configuration Discovery: Internet Connection Discovery
                        PID:2656
                      • 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:1680
                        • C:\Windows\system32\svchost.exe
                          C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s NgcSvc
                          1⤵
                            PID:1664

                          Network

                          MITRE ATT&CK Enterprise v15

                          Replay Monitor

                          Loading Replay Monitor...

                          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\Microsoft\CLR_v4.0\UsageLogs\powershell.exe.log

                            Filesize

                            2KB

                            MD5

                            d85ba6ff808d9e5444a4b369f5bc2730

                            SHA1

                            31aa9d96590fff6981b315e0b391b575e4c0804a

                            SHA256

                            84739c608a73509419748e4e20e6cc4e1846056c3fe1929a8300d5a1a488202f

                            SHA512

                            8c414eb55b45212af385accc16d9d562adba2123583ce70d22b91161fe878683845512a78f04dedd4ea98ed9b174dbfa98cf696370598ad8e6fbd1e714f1f249

                          • C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive

                            Filesize

                            1KB

                            MD5

                            ef1aaf32afcc9ebabbf4ed2065018a67

                            SHA1

                            482e60672dce14ed8030526625384d3460514e05

                            SHA256

                            f3c8dc5e53c7c3eb6f0fea982c9621563a62f5861b2f792481176bb218bf7379

                            SHA512

                            71677b0685ab647ba52878359ce8489d8ff221b0e5925cd2aef14806db1f5d081eb30ba8c503cb88f3f5eb3ac3c3f7c6437f2cf354216d0f19d95370a4f440a5

                          • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_rtgvg55p.xlp.ps1

                            Filesize

                            60B

                            MD5

                            d17fe0a3f47be24a6453e9ef58c94641

                            SHA1

                            6ab83620379fc69f80c0242105ddffd7d98d5d9d

                            SHA256

                            96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

                            SHA512

                            5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

                          • C:\Users\Admin\AppData\Roaming\2F1VXR3U.exe

                            Filesize

                            200KB

                            MD5

                            00affd80e21068e56ae72712509f7a98

                            SHA1

                            ca6af85f9f2a735f258e1a43043a4b54cdffa9df

                            SHA256

                            a03ce36025010929a9cc0d286ed02100d259ffc7693beb3623ea7007dce4802c

                            SHA512

                            07c3f0336e4a6d85bc7c14f1fcba924e45e077f0ada157fa17c4b989fced5d1ac59054c7e90729e63ce3d4f0de7e280a35776c614f681609714418d9a847b7d6

                          • C:\Users\Admin\AppData\Roaming\XFTEHS3A.exe

                            Filesize

                            11.8MB

                            MD5

                            eca54760f1e96a78e3f6bc537debc6bc

                            SHA1

                            82ef61482d781849a80f9f9cff67e2f76ffb7035

                            SHA256

                            b9b69e4088f61ce32506078d301f9cfc7db064945d6e608724e213aab5852db5

                            SHA512

                            f70749a89d7d66c2089981fc161db8c88cdf4a3ff6ae6df18b2c6f30b351ad9dd33e527ebea0052db2b60896f7caa44ca2edafa9381db689867d2f9806e36944

                          • memory/216-16-0x00007FFD81920000-0x00007FFD823E1000-memory.dmp

                            Filesize

                            10.8MB

                          • memory/216-26-0x00007FFD81920000-0x00007FFD823E1000-memory.dmp

                            Filesize

                            10.8MB

                          • memory/216-27-0x00007FFD81920000-0x00007FFD823E1000-memory.dmp

                            Filesize

                            10.8MB

                          • memory/216-30-0x00007FFD81920000-0x00007FFD823E1000-memory.dmp

                            Filesize

                            10.8MB

                          • memory/2020-69-0x00007FFD9FD70000-0x00007FFD9FD72000-memory.dmp

                            Filesize

                            8KB

                          • memory/2020-71-0x00007FF79B450000-0x00007FF79C72D000-memory.dmp

                            Filesize

                            18.9MB

                          • memory/2284-43-0x0000000005900000-0x0000000005EA4000-memory.dmp

                            Filesize

                            5.6MB

                          • memory/2284-42-0x0000000000910000-0x0000000000946000-memory.dmp

                            Filesize

                            216KB

                          • memory/3424-73-0x00007FF79B450000-0x00007FF79C72E000-memory.dmp

                            Filesize

                            18.9MB

                          • memory/4972-15-0x00007FFD81920000-0x00007FFD823E1000-memory.dmp

                            Filesize

                            10.8MB

                          • memory/4972-13-0x00007FFD81923000-0x00007FFD81925000-memory.dmp

                            Filesize

                            8KB

                          • memory/4972-0-0x00007FFD81923000-0x00007FFD81925000-memory.dmp

                            Filesize

                            8KB

                          • memory/4972-1-0x0000023986E50000-0x0000023986E72000-memory.dmp

                            Filesize

                            136KB

                          • memory/4972-66-0x00007FFD81920000-0x00007FFD823E1000-memory.dmp

                            Filesize

                            10.8MB

                          • memory/4972-14-0x00007FFD81920000-0x00007FFD823E1000-memory.dmp

                            Filesize

                            10.8MB

                          • memory/4972-11-0x00007FFD81920000-0x00007FFD823E1000-memory.dmp

                            Filesize

                            10.8MB

                          • memory/4972-12-0x00007FFD81920000-0x00007FFD823E1000-memory.dmp

                            Filesize

                            10.8MB

                          • memory/5008-47-0x0000000000400000-0x0000000000422000-memory.dmp

                            Filesize

                            136KB

                          • memory/5008-74-0x0000000000400000-0x0000000000422000-memory.dmp

                            Filesize

                            136KB

                          • memory/5008-45-0x0000000000400000-0x0000000000422000-memory.dmp

                            Filesize

                            136KB

                          • memory/5008-68-0x0000000000400000-0x0000000000422000-memory.dmp

                            Filesize

                            136KB

                          • memory/5008-65-0x0000000000400000-0x0000000000422000-memory.dmp

                            Filesize

                            136KB

                          • memory/5008-107-0x0000000000400000-0x0000000000422000-memory.dmp

                            Filesize

                            136KB

                          • memory/5008-110-0x0000000000400000-0x0000000000422000-memory.dmp

                            Filesize

                            136KB