Analysis

  • max time kernel
    31s
  • max time network
    37s
  • platform
    windows10-ltsc 2021_x64
  • resource
    win10ltsc2021-20241023-en
  • resource tags

    arch:x64arch:x86image:win10ltsc2021-20241023-enlocale:en-usos:windows10-ltsc 2021-x64system
  • submitted
    15-11-2024 09:15

General

  • Target

    LauncherSetupV.zip

  • Size

    56.6MB

  • MD5

    a6f5e4ce42eb0624946813e680aa057c

  • SHA1

    3c0f9c1c003a69e7a5c4a4f0293b3ce461eea589

  • SHA256

    dc920ddca708c2f3764f9c62450e04887f9b92b91aba01d642632f5896304629

  • SHA512

    724013ce3c17983754c8a2b6ae2351d231a5df61c74b16036b817891d990f92320fdc3c8f1a6fc3ae61c32727ec8c6da53c45662faa2f3f8d192c816bac34837

  • SSDEEP

    1572864:kDZSBtFQmiwzUTMLFp/iI8KD+G9xyNG1VaLZj:oZSP+9wCMOIJD+Dvp

Malware Config

Extracted

Family

vidar

Version

11.7

Botnet

93fc6460673f6002db33ceb23a9e1868

C2

https://t.me/m07mbk

https://steamcommunity.com/profiles/76561199801589826

Attributes
  • user_agent

    Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.6 Safari/605.1.15 Ddg/17.6

Signatures

  • Detect Vidar Stealer 20 IoCs
  • Vidar

    Vidar is an infostealer based on Arkei stealer.

  • Vidar family
  • Downloads MZ/PE file
  • 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 1 IoCs
  • Loads dropped DLL 1 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.

  • Drops file in Windows directory 1 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • System Location Discovery: System Language Discovery 1 TTPs 1 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 17 IoCs
  • Suspicious use of FindShellTrayWindow 28 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Program Files\7-Zip\7zFM.exe
    "C:\Program Files\7-Zip\7zFM.exe" "C:\Users\Admin\AppData\Local\Temp\LauncherSetupV.zip"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of FindShellTrayWindow
    PID:2552
  • C:\Users\Admin\Desktop\InsstallingFileX64_1.exe
    "C:\Users\Admin\Desktop\InsstallingFileX64_1.exe"
    1⤵
    • Executes dropped EXE
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:656
    • C:\Program Files\Google\Chrome\Application\chrome.exe
      "C:\Program Files\Google\Chrome\Application\chrome.exe" --remote-debugging-port=9223 --profile-directory="Default"
      2⤵
      • Uses browser remote debugging
      • Drops file in Windows directory
      • 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:2144
      • 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=0x220,0x224,0x228,0x1fc,0x22c,0x7fff22d6cc40,0x7fff22d6cc4c,0x7fff22d6cc58
        3⤵
          PID:4792
        • 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=1940,i,11069923033024944979,10004923158301089831,262144 --variations-seed-version=20241022-180310.361000 --mojo-platform-channel-handle=1936 /prefetch:2
          3⤵
            PID:1740
          • 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=2196,i,11069923033024944979,10004923158301089831,262144 --variations-seed-version=20241022-180310.361000 --mojo-platform-channel-handle=2204 /prefetch:3
            3⤵
              PID:1952
            • 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=2284,i,11069923033024944979,10004923158301089831,262144 --variations-seed-version=20241022-180310.361000 --mojo-platform-channel-handle=2440 /prefetch:8
              3⤵
                PID:2564
              • 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=3216,i,11069923033024944979,10004923158301089831,262144 --variations-seed-version=20241022-180310.361000 --mojo-platform-channel-handle=3248 /prefetch:1
                3⤵
                • Uses browser remote debugging
                PID:4148
              • 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=3224,i,11069923033024944979,10004923158301089831,262144 --variations-seed-version=20241022-180310.361000 --mojo-platform-channel-handle=3280 /prefetch:1
                3⤵
                • Uses browser remote debugging
                PID:2032
              • 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=4556,i,11069923033024944979,10004923158301089831,262144 --variations-seed-version=20241022-180310.361000 --mojo-platform-channel-handle=3788 /prefetch:1
                3⤵
                • Uses browser remote debugging
                PID:1792
              • 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=4760,i,11069923033024944979,10004923158301089831,262144 --variations-seed-version=20241022-180310.361000 --mojo-platform-channel-handle=4880 /prefetch:8
                3⤵
                  PID:4400
                • 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=5000,i,11069923033024944979,10004923158301089831,262144 --variations-seed-version=20241022-180310.361000 --mojo-platform-channel-handle=4996 /prefetch:8
                  3⤵
                    PID:3464
              • 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:4448
                • C:\Windows\system32\svchost.exe
                  C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s NgcSvc
                  1⤵
                    PID:460

                  Network

                  MITRE ATT&CK Enterprise v15

                  Replay Monitor

                  Loading Replay Monitor...

                  Downloads

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

                    Filesize

                    649B

                    MD5

                    696f51ee841aaf1d739786977d17b7b1

                    SHA1

                    eedafd2c511ac82ab57870c985d8673156638201

                    SHA256

                    07c9dc30f204eeaa116a52d3ce23626b5e7dd46760ed3711dee64f67ef2ceab3

                    SHA512

                    2a7dc2028c7c8b375d0bb90157047c9bb52fcf5607f900efd11ec3d429686679815eb0231817c0fd3cbdd97f31beef3df58e8bca36de973cd0e45a6ebb884472

                  • 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\Desktop\rydg86x.dll

                    Filesize

                    41.0MB

                    MD5

                    94ede2f21ef711154e0e3221fa794a06

                    SHA1

                    7fbd93f1a91ce7d435e3ee43cd535b07560dc9ee

                    SHA256

                    dc2ae16c77466c63f0cc61caecbca5983837cee005213b884bccd8a2a9ed587f

                    SHA512

                    68c09124512779ef8c7d0c0fa5f445ac137017d7a0fc05db6e32c580b7d92614d0358ea2d8e9dfbc07479b993bb731b56cd6676de33b04cda78de00f8cc3425b

                  • memory/656-415-0x0000000077DC3000-0x0000000077DC4000-memory.dmp

                    Filesize

                    4KB

                  • memory/656-356-0x0000000077DC3000-0x0000000077DC4000-memory.dmp

                    Filesize

                    4KB

                  • memory/656-378-0x0000000003630000-0x0000000003889000-memory.dmp

                    Filesize

                    2.3MB

                  • memory/656-379-0x0000000003630000-0x0000000003889000-memory.dmp

                    Filesize

                    2.3MB

                  • memory/656-380-0x0000000010000000-0x000000001025F000-memory.dmp

                    Filesize

                    2.4MB

                  • memory/656-387-0x0000000003630000-0x0000000003889000-memory.dmp

                    Filesize

                    2.3MB

                  • memory/656-388-0x0000000003630000-0x0000000003889000-memory.dmp

                    Filesize

                    2.3MB

                  • memory/656-357-0x0000000003630000-0x0000000003889000-memory.dmp

                    Filesize

                    2.3MB

                  • memory/656-359-0x0000000003630000-0x0000000003889000-memory.dmp

                    Filesize

                    2.3MB

                  • memory/656-413-0x0000000000400000-0x000000000093A000-memory.dmp

                    Filesize

                    5.2MB

                  • memory/656-358-0x0000000003630000-0x0000000003889000-memory.dmp

                    Filesize

                    2.3MB

                  • memory/656-414-0x0000000074F70000-0x0000000075579000-memory.dmp

                    Filesize

                    6.0MB

                  • memory/656-416-0x0000000003630000-0x0000000003889000-memory.dmp

                    Filesize

                    2.3MB

                  • memory/656-362-0x0000000003630000-0x0000000003889000-memory.dmp

                    Filesize

                    2.3MB

                  • memory/656-426-0x0000000003630000-0x0000000003889000-memory.dmp

                    Filesize

                    2.3MB

                  • memory/656-427-0x0000000003630000-0x0000000003889000-memory.dmp

                    Filesize

                    2.3MB

                  • memory/656-428-0x0000000003630000-0x0000000003889000-memory.dmp

                    Filesize

                    2.3MB

                  • memory/656-429-0x0000000003630000-0x0000000003889000-memory.dmp

                    Filesize

                    2.3MB

                  • memory/656-430-0x0000000003630000-0x0000000003889000-memory.dmp

                    Filesize

                    2.3MB

                  • memory/656-431-0x0000000003630000-0x0000000003889000-memory.dmp

                    Filesize

                    2.3MB

                  • memory/656-432-0x0000000003630000-0x0000000003889000-memory.dmp

                    Filesize

                    2.3MB

                  • memory/656-433-0x0000000003630000-0x0000000003889000-memory.dmp

                    Filesize

                    2.3MB

                  • memory/656-434-0x0000000003630000-0x0000000003889000-memory.dmp

                    Filesize

                    2.3MB

                  • memory/656-435-0x0000000003630000-0x0000000003889000-memory.dmp

                    Filesize

                    2.3MB

                  • memory/656-436-0x0000000003630000-0x0000000003889000-memory.dmp

                    Filesize

                    2.3MB