Analysis

  • max time kernel
    60s
  • max time network
    153s
  • platform
    windows7_x64
  • resource
    win7-20241010-en
  • resource tags

    arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
  • submitted
    11-11-2024 02:13

General

  • Target

    2a559ce1ff609781226319d7f57d6c8cf32487bd87bb796ea43ee015aa104a73.exe

  • Size

    6.2MB

  • MD5

    6dc517f58f112adcdd3cfae606a67964

  • SHA1

    b59f74642e963111027613ce0206ca77aec06fda

  • SHA256

    2a559ce1ff609781226319d7f57d6c8cf32487bd87bb796ea43ee015aa104a73

  • SHA512

    6f04ac98d9ea1eb203d2b93e9ff9f02a26b2ff61a4afc61b47f5d7f6260a80bc085fbc24c97c43407651c231156f468d4fe00cb152e64c6be948fed6b19f4ed8

  • SSDEEP

    98304:cTiMEvjmzKewwsZ2XoCx7fR+Q6VCKrUk:iiMEaI24C1UQszrU

Malware Config

Extracted

Family

vidar

C2

https://t.me/asg7rd

https://steamcommunity.com/profiles/76561199794498376

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 6 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.

  • Loads dropped DLL 1 IoCs
  • 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
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 64 IoCs
  • Suspicious use of FindShellTrayWindow 34 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2a559ce1ff609781226319d7f57d6c8cf32487bd87bb796ea43ee015aa104a73.exe
    "C:\Users\Admin\AppData\Local\Temp\2a559ce1ff609781226319d7f57d6c8cf32487bd87bb796ea43ee015aa104a73.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:3052
    • C:\Windows\BitLockerDiscoveryVolumeContents\BitLockerToGo.exe
      "C:\Windows\BitLockerDiscoveryVolumeContents\BitLockerToGo.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Checks processor information in registry
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2980
      • 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:1452
        • 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,0x7fef70a9758,0x7fef70a9768,0x7fef70a9778
          4⤵
            PID:2268
          • C:\Windows\system32\ctfmon.exe
            ctfmon.exe
            4⤵
              PID:1800
            • 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=976 --field-trial-handle=1224,i,2755503204948817144,9793615836377723686,131072 /prefetch:2
              4⤵
                PID:1128
              • 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=1504 --field-trial-handle=1224,i,2755503204948817144,9793615836377723686,131072 /prefetch:8
                4⤵
                  PID:2192
                • 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=1584 --field-trial-handle=1224,i,2755503204948817144,9793615836377723686,131072 /prefetch:8
                  4⤵
                    PID:1716
                  • 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=2116 --field-trial-handle=1224,i,2755503204948817144,9793615836377723686,131072 /prefetch:1
                    4⤵
                    • Uses browser remote debugging
                    PID:696
                  • 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=2132 --field-trial-handle=1224,i,2755503204948817144,9793615836377723686,131072 /prefetch:1
                    4⤵
                    • Uses browser remote debugging
                    PID:2332
                  • 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=3228 --field-trial-handle=1224,i,2755503204948817144,9793615836377723686,131072 /prefetch:2
                    4⤵
                      PID:2596
                    • 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=3296 --field-trial-handle=1224,i,2755503204948817144,9793615836377723686,131072 /prefetch:1
                      4⤵
                      • Uses browser remote debugging
                      PID:1788
                    • 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=3548 --field-trial-handle=1224,i,2755503204948817144,9793615836377723686,131072 /prefetch:8
                      4⤵
                        PID:1480
                      • 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=3564 --field-trial-handle=1224,i,2755503204948817144,9793615836377723686,131072 /prefetch:8
                        4⤵
                          PID:1656
                        • 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=3876 --field-trial-handle=1224,i,2755503204948817144,9793615836377723686,131072 /prefetch:8
                          4⤵
                            PID:3016
                    • 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:1040

                      Network

                      MITRE ATT&CK Enterprise v15

                      Replay Monitor

                      Loading Replay Monitor...

                      Downloads

                      • 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\Preferences

                        Filesize

                        4KB

                        MD5

                        f4304647df398bdb199583ca4f28fa41

                        SHA1

                        c0525e16eb724d5b9276e55c6f9d78d3455ff76c

                        SHA256

                        0d673075665225039b67f93c3044a19aa76835f308d87bbf2a69dfc5818b4cf6

                        SHA512

                        d60669863553f556286df6cfa623b690c9c2bbe42c088a8953132169584912e4a8b14b2f4ac06e75b698608ffc6785618aa3edf89ef7a71f7cd94f14b73f2455

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

                        Filesize

                        4KB

                        MD5

                        4198101d4918f6106371be3cb9b5dc57

                        SHA1

                        15520e9b2207ec17f3948bcfbd83a8aa6e48a364

                        SHA256

                        105c0f6fa0c0546f35ec8cb0e2119d3bb24cc87adfc4c088f25c90b471b7da68

                        SHA512

                        90786ea95f7681537a487eabf8646fa6c62017f54357a979caceb5ca9b458e6ceb1785c74517dd8831a73e7756f9a8bd9cba5cf0c12d32e57aee473492067446

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

                        Filesize

                        16B

                        MD5

                        18e723571b00fb1694a3bad6c78e4054

                        SHA1

                        afcc0ef32d46fe59e0483f9a3c891d3034d12f32

                        SHA256

                        8af72f43857550b01eab1019335772b367a17a9884a7a759fdf4fe6f272b90aa

                        SHA512

                        43bb0af7d3984012d2d67ca6b71f0201e5b948e6fe26a899641c4c6f066c59906d468ddf7f1df5ea5fa33c2bc5ea8219c0f2c82e0a5c365ad7581b898a8859e2

                      • C:\Users\Admin\AppData\Local\Temp\Cab5A43.tmp

                        Filesize

                        70KB

                        MD5

                        49aebf8cbd62d92ac215b2923fb1b9f5

                        SHA1

                        1723be06719828dda65ad804298d0431f6aff976

                        SHA256

                        b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

                        SHA512

                        bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

                      • C:\Users\Admin\AppData\Local\Temp\Tar5B3F.tmp

                        Filesize

                        181KB

                        MD5

                        4ea6026cf93ec6338144661bf1202cd1

                        SHA1

                        a1dec9044f750ad887935a01430bf49322fbdcb7

                        SHA256

                        8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

                        SHA512

                        6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

                      • \ProgramData\chrome.dll

                        Filesize

                        676KB

                        MD5

                        eda18948a989176f4eebb175ce806255

                        SHA1

                        ff22a3d5f5fb705137f233c36622c79eab995897

                        SHA256

                        81a4f37c5495800b7cc46aea6535d9180dadb5c151db6f1fd1968d1cd8c1eeb4

                        SHA512

                        160ed9990c37a4753fc0f5111c94414568654afbedc05308308197df2a99594f2d5d8fe511fd2279543a869ed20248e603d88a0b9b8fb119e8e6131b0c52ff85

                      • memory/2980-144-0x0000000000400000-0x0000000000700000-memory.dmp

                        Filesize

                        3.0MB

                      • memory/2980-172-0x0000000000400000-0x0000000000700000-memory.dmp

                        Filesize

                        3.0MB

                      • memory/2980-183-0x0000000017220000-0x000000001747F000-memory.dmp

                        Filesize

                        2.4MB

                      • memory/2980-0-0x0000000000400000-0x0000000000700000-memory.dmp

                        Filesize

                        3.0MB

                      • memory/2980-5-0x0000000000400000-0x0000000000700000-memory.dmp

                        Filesize

                        3.0MB

                      • memory/2980-250-0x0000000000400000-0x0000000000700000-memory.dmp

                        Filesize

                        3.0MB

                      • memory/2980-2-0x0000000000400000-0x0000000000700000-memory.dmp

                        Filesize

                        3.0MB

                      • memory/2980-1-0x0000000000400000-0x0000000000700000-memory.dmp

                        Filesize

                        3.0MB