Analysis

  • max time kernel
    149s
  • max time network
    152s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    08-02-2025 16:41

General

  • Target

    aa226ab5c6754cbbf77de7e20a0bf76529cd7a7b1066df846c15aa89f6cbd0a1.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 17 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 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 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\aa226ab5c6754cbbf77de7e20a0bf76529cd7a7b1066df846c15aa89f6cbd0a1.exe
    "C:\Users\Admin\AppData\Local\Temp\aa226ab5c6754cbbf77de7e20a0bf76529cd7a7b1066df846c15aa89f6cbd0a1.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:1688
    • C:\Users\Admin\AppData\Local\Temp\aa226ab5c6754cbbf77de7e20a0bf76529cd7a7b1066df846c15aa89f6cbd0a1.exe
      "C:\Users\Admin\AppData\Local\Temp\aa226ab5c6754cbbf77de7e20a0bf76529cd7a7b1066df846c15aa89f6cbd0a1.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:2620
      • 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:560
        • 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:1876
          • C:\Windows\system32\ctfmon.exe
            ctfmon.exe
            4⤵
              PID:1324
            • 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=1148 --field-trial-handle=1180,i,4031336532340055003,492596473434472618,131072 /prefetch:2
              4⤵
                PID:1148
              • 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=1476 --field-trial-handle=1180,i,4031336532340055003,492596473434472618,131072 /prefetch:8
                4⤵
                  PID:908
                • 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=1528 --field-trial-handle=1180,i,4031336532340055003,492596473434472618,131072 /prefetch:8
                  4⤵
                    PID:1556
                  • 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=2328 --field-trial-handle=1180,i,4031336532340055003,492596473434472618,131072 /prefetch:1
                    4⤵
                    • Uses browser remote debugging
                    PID:1768
                  • 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=2336 --field-trial-handle=1180,i,4031336532340055003,492596473434472618,131072 /prefetch:1
                    4⤵
                    • Uses browser remote debugging
                    PID:264
                  • 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=1440 --field-trial-handle=1180,i,4031336532340055003,492596473434472618,131072 /prefetch:2
                    4⤵
                      PID:2120
                    • 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=1408 --field-trial-handle=1180,i,4031336532340055003,492596473434472618,131072 /prefetch:1
                      4⤵
                      • Uses browser remote debugging
                      PID:1496
                    • C:\Program Files\Google\Chrome\Application\chrome.exe
                      "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.UtilWin --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=3724 --field-trial-handle=1180,i,4031336532340055003,492596473434472618,131072 /prefetch:8
                      4⤵
                        PID:2000
                  • C:\Windows\SysWOW64\WerFault.exe
                    C:\Windows\SysWOW64\WerFault.exe -u -p 1688 -s 520
                    2⤵
                    • Program crash
                    PID:2104
                • 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:1604

                  Network

                  MITRE ATT&CK Enterprise v15

                  Replay Monitor

                  Loading Replay Monitor...

                  Downloads

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

                    Filesize

                    342B

                    MD5

                    9f335a81150048900e557f0f0dc7bc31

                    SHA1

                    3bc167f3d713a618d3d27b42fa9ff0f110586166

                    SHA256

                    cb0b19ddfb9fb7c6bfdd7f83242da4c05c31418381cc7f48e3d6d3f9ee16a51f

                    SHA512

                    6d868fe74202c46dbbb6a926be3cbde1ba7527ba4bfd39b93112d24a63e4bd23c125975cd98a10e141a03393d08b22696f8636d743662d07704244e03884fed7

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

                    Filesize

                    342B

                    MD5

                    f208c2c9df9aff6f27b0b2a024357a6e

                    SHA1

                    b5da008c6cd6069e0b3a4e5d03c27ee5c431a77a

                    SHA256

                    78d166e87f51c46418c38606be9b2ca35fdc3481fc1ec600e0f6fd371a78c400

                    SHA512

                    9e53bf831d19152fd79828b7ad83212fe734ea5b7c6c0071dca8a0e1bd7060dc3f7d5a812310b1712086e0c94812b5df5bef67d435eb45b996b4fb546a86c853

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

                    Filesize

                    342B

                    MD5

                    f8abb640494707ec5468f1c546aafb23

                    SHA1

                    fa059b7facdc67b7d4f9656f1e12e60150a50ef3

                    SHA256

                    bf4d48dd24da466fff5d6df75ca3436194f4fb194da394e286a9627868e19667

                    SHA512

                    01f2dffa78be10e6091a19da5f09d96db632ab969ba4233dc1589446f03db4c1a8913b9bc0bfa1b497afa3e9a7c28456a8dfda83c4c1870874ad2191c47b4a1a

                  • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\DawnCache\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\Cab1CA7.tmp

                    Filesize

                    70KB

                    MD5

                    49aebf8cbd62d92ac215b2923fb1b9f5

                    SHA1

                    1723be06719828dda65ad804298d0431f6aff976

                    SHA256

                    b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

                    SHA512

                    bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

                  • C:\Users\Admin\AppData\Local\Temp\Tar1D27.tmp

                    Filesize

                    181KB

                    MD5

                    4ea6026cf93ec6338144661bf1202cd1

                    SHA1

                    a1dec9044f750ad887935a01430bf49322fbdcb7

                    SHA256

                    8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

                    SHA512

                    6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

                  • memory/1688-17-0x0000000074790000-0x0000000074E7E000-memory.dmp

                    Filesize

                    6.9MB

                  • memory/1688-1-0x00000000012C0000-0x0000000001324000-memory.dmp

                    Filesize

                    400KB

                  • memory/1688-0-0x000000007479E000-0x000000007479F000-memory.dmp

                    Filesize

                    4KB

                  • memory/1688-19-0x0000000074790000-0x0000000074E7E000-memory.dmp

                    Filesize

                    6.9MB

                  • memory/2620-8-0x0000000000400000-0x0000000000422000-memory.dmp

                    Filesize

                    136KB

                  • memory/2620-12-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

                    Filesize

                    4KB

                  • memory/2620-16-0x0000000000400000-0x0000000000422000-memory.dmp

                    Filesize

                    136KB

                  • memory/2620-6-0x0000000000400000-0x0000000000422000-memory.dmp

                    Filesize

                    136KB

                  • memory/2620-7-0x0000000000400000-0x0000000000422000-memory.dmp

                    Filesize

                    136KB

                  • memory/2620-9-0x0000000000400000-0x0000000000422000-memory.dmp

                    Filesize

                    136KB

                  • memory/2620-153-0x0000000000400000-0x0000000000422000-memory.dmp

                    Filesize

                    136KB

                  • memory/2620-154-0x0000000000400000-0x0000000000422000-memory.dmp

                    Filesize

                    136KB

                  • memory/2620-10-0x0000000000400000-0x0000000000422000-memory.dmp

                    Filesize

                    136KB

                  • memory/2620-11-0x0000000000400000-0x0000000000422000-memory.dmp

                    Filesize

                    136KB

                  • memory/2620-221-0x0000000000400000-0x0000000000422000-memory.dmp

                    Filesize

                    136KB

                  • memory/2620-18-0x0000000000400000-0x0000000000422000-memory.dmp

                    Filesize

                    136KB

                  • memory/2620-239-0x0000000000400000-0x0000000000422000-memory.dmp

                    Filesize

                    136KB

                  • memory/2620-253-0x0000000000400000-0x0000000000422000-memory.dmp

                    Filesize

                    136KB

                  • memory/2620-14-0x0000000000400000-0x0000000000422000-memory.dmp

                    Filesize

                    136KB

                  • memory/2620-293-0x0000000000400000-0x0000000000422000-memory.dmp

                    Filesize

                    136KB

                  • memory/2620-294-0x0000000000400000-0x0000000000422000-memory.dmp

                    Filesize

                    136KB

                  • memory/2620-3-0x0000000000400000-0x0000000000422000-memory.dmp

                    Filesize

                    136KB

                  • memory/2620-316-0x0000000000400000-0x0000000000422000-memory.dmp

                    Filesize

                    136KB

                  • memory/2620-317-0x0000000000400000-0x0000000000422000-memory.dmp

                    Filesize

                    136KB

                  • memory/2620-339-0x0000000000400000-0x0000000000422000-memory.dmp

                    Filesize

                    136KB

                  • memory/2620-340-0x0000000000400000-0x0000000000422000-memory.dmp

                    Filesize

                    136KB