Analysis

  • max time kernel
    66s
  • max time network
    151s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    11-11-2024 12:02

General

  • Target

    8184a6dd62658bd0dd67d2dbc26b11a9488b6e1e3c68f635e70c3245d600ff8b.exe

  • Size

    6.2MB

  • MD5

    1d8c2eb7cd03e559009ab6ef0f40d6c6

  • SHA1

    157afa807448cfdecc3b68e0940cd253f7a368bd

  • SHA256

    8184a6dd62658bd0dd67d2dbc26b11a9488b6e1e3c68f635e70c3245d600ff8b

  • SHA512

    f64bc733501554e0e26d200b887ba6d92ba86e6ed4fbe755e1b25c707a399643f0ece7e3f61a0f33db0bcfb4e2afd8ea3a1fe97e067e3ec4caff45df4be20e74

  • SSDEEP

    98304:cTiMEvjmzKewwsZ2XoCx7fR+Q6VCKrUka:iiMEaI24C1UQszrU1

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 7 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\8184a6dd62658bd0dd67d2dbc26b11a9488b6e1e3c68f635e70c3245d600ff8b.exe
    "C:\Users\Admin\AppData\Local\Temp\8184a6dd62658bd0dd67d2dbc26b11a9488b6e1e3c68f635e70c3245d600ff8b.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2204
    • 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:2076
      • 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:2072
        • 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,0x7fef6cd9758,0x7fef6cd9768,0x7fef6cd9778
          4⤵
            PID:1800
          • C:\Windows\system32\ctfmon.exe
            ctfmon.exe
            4⤵
              PID:2200
            • 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=1160 --field-trial-handle=1192,i,11953773425464171756,10134166337454083621,131072 /prefetch:2
              4⤵
                PID:1696
              • 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=1488 --field-trial-handle=1192,i,11953773425464171756,10134166337454083621,131072 /prefetch:8
                4⤵
                  PID:1648
                • 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=1572 --field-trial-handle=1192,i,11953773425464171756,10134166337454083621,131072 /prefetch:8
                  4⤵
                    PID:2956
                  • 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=2276 --field-trial-handle=1192,i,11953773425464171756,10134166337454083621,131072 /prefetch:1
                    4⤵
                    • Uses browser remote debugging
                    PID:2420
                  • 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=2284 --field-trial-handle=1192,i,11953773425464171756,10134166337454083621,131072 /prefetch:1
                    4⤵
                    • Uses browser remote debugging
                    PID:2980
                  • 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=3136 --field-trial-handle=1192,i,11953773425464171756,10134166337454083621,131072 /prefetch:2
                    4⤵
                      PID:2640
                    • 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=2200 --field-trial-handle=1192,i,11953773425464171756,10134166337454083621,131072 /prefetch:1
                      4⤵
                      • Uses browser remote debugging
                      PID:1960
                    • 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=3508 --field-trial-handle=1192,i,11953773425464171756,10134166337454083621,131072 /prefetch:8
                      4⤵
                        PID:2848
                      • 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=3624 --field-trial-handle=1192,i,11953773425464171756,10134166337454083621,131072 /prefetch:8
                        4⤵
                          PID:2780
                        • 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=3624 --field-trial-handle=1192,i,11953773425464171756,10134166337454083621,131072 /prefetch:8
                          4⤵
                            PID:1856
                    • 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:1576

                      Network

                      MITRE ATT&CK Enterprise v15

                      Replay Monitor

                      Loading Replay Monitor...

                      Downloads

                      • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\GCM Store\Encryption\000006.dbtmp

                        Filesize

                        16B

                        MD5

                        aefd77f47fb84fae5ea194496b44c67a

                        SHA1

                        dcfbb6a5b8d05662c4858664f81693bb7f803b82

                        SHA256

                        4166bf17b2da789b0d0cc5c74203041d98005f5d4ef88c27e8281e00148cd611

                        SHA512

                        b733d502138821948267a8b27401d7c0751e590e1298fda1428e663ccd02f55d0d2446ff4bc265bdcdc61f952d13c01524a5341bc86afc3c2cde1d8589b2e1c3

                      • 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

                        5KB

                        MD5

                        8216c5de126db66f743820dc2eb0d6e6

                        SHA1

                        6f226db825b32dcfdc858d19ca12d987eca16d84

                        SHA256

                        9b96324caca21940b76c6f90f1fdf5caab6285463858630ebf0d5e5280635212

                        SHA512

                        052da9c76ba9435ae502aaca547933f69d3250eb5e497224453b7b1aee915de7763180753e1d634e1c8c9904a1b551d7715f7ced1f8c5f7139e1cf23f64dd432

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

                        Filesize

                        5KB

                        MD5

                        504fef8d5411bdb34de93fd1914bb626

                        SHA1

                        750640108df58b3d892f9788e82d5113b9700193

                        SHA256

                        dffde2fcc3dfad10c51826ed303151892c71174385603c0c0a5ffe49e1a2838d

                        SHA512

                        abeaa4e6cb3cca6b6294846210e005e5cc1487f7ef37de2e2aa4eb1396ba0c205a8b299d8d11514c1690be9d261b20b07771d7f4927b86c3542a0dd5e2b60511

                      • 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\CabE977.tmp

                        Filesize

                        70KB

                        MD5

                        49aebf8cbd62d92ac215b2923fb1b9f5

                        SHA1

                        1723be06719828dda65ad804298d0431f6aff976

                        SHA256

                        b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

                        SHA512

                        bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

                      • C:\Users\Admin\AppData\Local\Temp\TarE9B8.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/2076-144-0x0000000000400000-0x0000000000700000-memory.dmp

                        Filesize

                        3.0MB

                      • memory/2076-163-0x0000000000400000-0x0000000000700000-memory.dmp

                        Filesize

                        3.0MB

                      • memory/2076-182-0x0000000017490000-0x00000000176EF000-memory.dmp

                        Filesize

                        2.4MB

                      • memory/2076-0-0x0000000000400000-0x0000000000700000-memory.dmp

                        Filesize

                        3.0MB

                      • memory/2076-240-0x0000000000400000-0x0000000000700000-memory.dmp

                        Filesize

                        3.0MB

                      • memory/2076-5-0x0000000000400000-0x0000000000700000-memory.dmp

                        Filesize

                        3.0MB

                      • memory/2076-261-0x0000000000400000-0x0000000000700000-memory.dmp

                        Filesize

                        3.0MB

                      • memory/2076-1-0x0000000000400000-0x0000000000700000-memory.dmp

                        Filesize

                        3.0MB

                      • memory/2076-2-0x0000000000400000-0x0000000000700000-memory.dmp

                        Filesize

                        3.0MB