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Resubmissions

08/02/2025, 15:20

250208-sq511atmfl 10

08/02/2025, 15:20

250208-sqyxpaske1 10

Analysis

  • max time kernel
    126s
  • max time network
    153s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    08/02/2025, 15:20

General

  • Target

    Setup.exe

  • Size

    360KB

  • MD5

    216340f456c7adb3db07da2b551e1066

  • SHA1

    a9623a90d83ac30a74f52ff9042647d4dad473ec

  • SHA256

    aa226ab5c6754cbbf77de7e20a0bf76529cd7a7b1066df846c15aa89f6cbd0a1

  • SHA512

    8625016bf03fb6b1cedf18371eb2fafa77f10df33ebf09ffa74ca0d79616dbf5544c72ab85317e06d8a8a97980b23681dddf88ce3df06f8df4f3ba68b15c3cbb

  • SSDEEP

    6144:O/a19BSfmQl2G0GI++lx19BSfmQl2G0GI++lM:P19inIT19inIe

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 26 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.

  • .NET Reactor proctector 1 IoCs

    Detects an executable protected by an unregistered version of Eziriz's .NET Reactor.

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of web browsers 3 TTPs

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

  • Unsecured Credentials: Credentials In Files 1 TTPs

    Steal credentials from unsecured files.

  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • 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 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 system certificate store 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of AdjustPrivilegeToken 12 IoCs
  • Suspicious use of FindShellTrayWindow 34 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Setup.exe
    "C:\Users\Admin\AppData\Local\Temp\Setup.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2240
    • C:\Users\Admin\AppData\Local\Temp\Setup.exe
      "C:\Users\Admin\AppData\Local\Temp\Setup.exe"
      2⤵
      • System Location Discovery: System Language Discovery
      • Checks processor information in registry
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2616
      • 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
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of WriteProcessMemory
        PID:940
        • 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:7 --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=106.0.5249.119 --initial-client-data=0xc0,0xc4,0xc8,0x94,0xcc,0x7fef7039758,0x7fef7039768,0x7fef7039778
          4⤵
            PID:1752
          • C:\Windows\system32\ctfmon.exe
            ctfmon.exe
            4⤵
              PID:908
            • C:\Program Files\Google\Chrome\Application\chrome.exe
              "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --gpu-preferences=UAAAAAAAAADgAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=1136 --field-trial-handle=1280,i,4868949272211440855,3542539000615156037,131072 /prefetch:2
              4⤵
                PID:2564
              • 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 --mojo-platform-channel-handle=1412 --field-trial-handle=1280,i,4868949272211440855,3542539000615156037,131072 /prefetch:8
                4⤵
                  PID:3060
                • 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=utility --mojo-platform-channel-handle=1604 --field-trial-handle=1280,i,4868949272211440855,3542539000615156037,131072 /prefetch:8
                  4⤵
                    PID:552
                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --first-renderer-process --remote-debugging-port=9223 --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --mojo-platform-channel-handle=1404 --field-trial-handle=1280,i,4868949272211440855,3542539000615156037,131072 /prefetch:1
                    4⤵
                    • Uses browser remote debugging
                    PID:2452
                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --remote-debugging-port=9223 --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --mojo-platform-channel-handle=2272 --field-trial-handle=1280,i,4868949272211440855,3542539000615156037,131072 /prefetch:1
                    4⤵
                    • Uses browser remote debugging
                    PID:2444
                  • C:\Program Files\Google\Chrome\Application\chrome.exe
                    "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --gpu-preferences=UAAAAAAAAADgAAAYAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAQAAAAAAAAAAAAAAAAAAAAAAAAAEgAAAAAAAAASAAAAAAAAAAYAAAAAgAAABAAAAAAAAAAGAAAAAAAAAAQAAAAAAAAAAAAAAAOAAAAEAAAAAAAAAABAAAADgAAAAgAAAAAAAAACAAAAAAAAAA= --use-gl=angle --use-angle=swiftshader-webgl --mojo-platform-channel-handle=1588 --field-trial-handle=1280,i,4868949272211440855,3542539000615156037,131072 /prefetch:2
                    4⤵
                      PID:2204
                    • C:\Program Files\Google\Chrome\Application\chrome.exe
                      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --display-capture-permissions-policy-allowed --remote-debugging-port=9223 --disable-gpu-compositing --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --mojo-platform-channel-handle=1332 --field-trial-handle=1280,i,4868949272211440855,3542539000615156037,131072 /prefetch:1
                      4⤵
                      • Uses browser remote debugging
                      PID:3016
                    • 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 --mojo-platform-channel-handle=3540 --field-trial-handle=1280,i,4868949272211440855,3542539000615156037,131072 /prefetch:8
                      4⤵
                        PID:1152
                      • 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 --mojo-platform-channel-handle=3148 --field-trial-handle=1280,i,4868949272211440855,3542539000615156037,131072 /prefetch:8
                        4⤵
                          PID:2332
                    • C:\Windows\SysWOW64\WerFault.exe
                      C:\Windows\SysWOW64\WerFault.exe -u -p 2240 -s 640
                      2⤵
                      • Program crash
                      PID:2584
                  • C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe
                    "C:\Program Files\Google\Chrome\Application\106.0.5249.119\elevation_service.exe"
                    1⤵
                      PID:2468

                    Network

                    MITRE ATT&CK Enterprise v15

                    Replay Monitor

                    Loading Replay Monitor...

                    Downloads

                    • C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

                      Filesize

                      342B

                      MD5

                      1aa9b8f0aed413e74c6cbb15f27342bb

                      SHA1

                      7a222ef8ab82bb53c65a6b8d757a154492e51af3

                      SHA256

                      c24740b98ff554c8c199c65d61fd79717c8a397b329bfc2145064ad39473d2d1

                      SHA512

                      f69b0a8eb9b23b9277fa32c7c671269817401a7abaad18f6c73615257e29bcde9ab10d5ae3a00010b572c60210d14d6f3d0c910872c84cb8c2c7b78845d58c25

                    • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\GPUCache\data_1

                      Filesize

                      264KB

                      MD5

                      f50f89a0a91564d0b8a211f8921aa7de

                      SHA1

                      112403a17dd69d5b9018b8cede023cb3b54eab7d

                      SHA256

                      b1e963d702392fb7224786e7d56d43973e9b9efd1b89c17814d7c558ffc0cdec

                      SHA512

                      bf8cda48cf1ec4e73f0dd1d4fa5562af1836120214edb74957430cd3e4a2783e801fa3f4ed2afb375257caeed4abe958265237d6e0aacf35a9ede7a2e8898d58

                    • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Sync Data\LevelDB\000007.dbtmp

                      Filesize

                      16B

                      MD5

                      18e723571b00fb1694a3bad6c78e4054

                      SHA1

                      afcc0ef32d46fe59e0483f9a3c891d3034d12f32

                      SHA256

                      8af72f43857550b01eab1019335772b367a17a9884a7a759fdf4fe6f272b90aa

                      SHA512

                      43bb0af7d3984012d2d67ca6b71f0201e5b948e6fe26a899641c4c6f066c59906d468ddf7f1df5ea5fa33c2bc5ea8219c0f2c82e0a5c365ad7581b898a8859e2

                    • C:\Users\Admin\AppData\Local\Temp\Cab31BC.tmp

                      Filesize

                      70KB

                      MD5

                      49aebf8cbd62d92ac215b2923fb1b9f5

                      SHA1

                      1723be06719828dda65ad804298d0431f6aff976

                      SHA256

                      b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

                      SHA512

                      bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

                    • C:\Users\Admin\AppData\Local\Temp\Tar322D.tmp

                      Filesize

                      181KB

                      MD5

                      4ea6026cf93ec6338144661bf1202cd1

                      SHA1

                      a1dec9044f750ad887935a01430bf49322fbdcb7

                      SHA256

                      8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

                      SHA512

                      6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

                    • memory/2240-15-0x00000000745F0000-0x0000000074CDE000-memory.dmp

                      Filesize

                      6.9MB

                    • memory/2240-1-0x0000000001080000-0x00000000010E4000-memory.dmp

                      Filesize

                      400KB

                    • memory/2240-0-0x00000000745FE000-0x00000000745FF000-memory.dmp

                      Filesize

                      4KB

                    • memory/2240-17-0x00000000745F0000-0x0000000074CDE000-memory.dmp

                      Filesize

                      6.9MB

                    • memory/2616-171-0x0000000000400000-0x0000000000422000-memory.dmp

                      Filesize

                      136KB

                    • memory/2616-8-0x0000000000400000-0x0000000000422000-memory.dmp

                      Filesize

                      136KB

                    • memory/2616-3-0x0000000000400000-0x0000000000422000-memory.dmp

                      Filesize

                      136KB

                    • memory/2616-16-0x0000000000400000-0x0000000000422000-memory.dmp

                      Filesize

                      136KB

                    • memory/2616-4-0x0000000000400000-0x0000000000422000-memory.dmp

                      Filesize

                      136KB

                    • memory/2616-18-0x0000000000400000-0x0000000000422000-memory.dmp

                      Filesize

                      136KB

                    • memory/2616-5-0x0000000000400000-0x0000000000422000-memory.dmp

                      Filesize

                      136KB

                    • memory/2616-6-0x0000000000400000-0x0000000000422000-memory.dmp

                      Filesize

                      136KB

                    • memory/2616-7-0x0000000000400000-0x0000000000422000-memory.dmp

                      Filesize

                      136KB

                    • memory/2616-152-0x0000000000400000-0x0000000000422000-memory.dmp

                      Filesize

                      136KB

                    • memory/2616-9-0x0000000000400000-0x0000000000422000-memory.dmp

                      Filesize

                      136KB

                    • memory/2616-181-0x0000000000400000-0x0000000000422000-memory.dmp

                      Filesize

                      136KB

                    • memory/2616-193-0x0000000000400000-0x0000000000422000-memory.dmp

                      Filesize

                      136KB

                    • memory/2616-10-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

                      Filesize

                      4KB

                    • memory/2616-12-0x0000000000400000-0x0000000000422000-memory.dmp

                      Filesize

                      136KB

                    • memory/2616-14-0x0000000000400000-0x0000000000422000-memory.dmp

                      Filesize

                      136KB

                    • memory/2616-248-0x0000000000400000-0x0000000000422000-memory.dmp

                      Filesize

                      136KB

                    • memory/2616-270-0x0000000000400000-0x0000000000422000-memory.dmp

                      Filesize

                      136KB

                    • memory/2616-273-0x0000000000400000-0x0000000000422000-memory.dmp

                      Filesize

                      136KB

                    • memory/2616-277-0x0000000000400000-0x0000000000422000-memory.dmp

                      Filesize

                      136KB

                    • memory/2616-317-0x0000000000400000-0x0000000000422000-memory.dmp

                      Filesize

                      136KB

                    • memory/2616-318-0x0000000000400000-0x0000000000422000-memory.dmp

                      Filesize

                      136KB

                    • memory/2616-319-0x0000000000400000-0x0000000000422000-memory.dmp

                      Filesize

                      136KB

                    • memory/2616-323-0x0000000000400000-0x0000000000422000-memory.dmp

                      Filesize

                      136KB

                    • memory/2616-362-0x0000000000400000-0x0000000000422000-memory.dmp

                      Filesize

                      136KB

                    • memory/2616-363-0x0000000000400000-0x0000000000422000-memory.dmp

                      Filesize

                      136KB

                    • memory/2616-382-0x0000000000400000-0x0000000000422000-memory.dmp

                      Filesize

                      136KB

                    • memory/2616-383-0x0000000000400000-0x0000000000422000-memory.dmp

                      Filesize

                      136KB

                    • memory/2616-388-0x0000000000400000-0x0000000000422000-memory.dmp

                      Filesize

                      136KB

                    • memory/2616-446-0x0000000000400000-0x0000000000422000-memory.dmp

                      Filesize

                      136KB

                    • memory/2616-465-0x0000000000400000-0x0000000000422000-memory.dmp

                      Filesize

                      136KB