Analysis

  • max time kernel
    55s
  • max time network
    147s
  • platform
    windows7_x64
  • resource
    win7-20240729-en
  • resource tags

    arch:x64arch:x86image:win7-20240729-enlocale:en-usos:windows7-x64system
  • submitted
    29-10-2024 15:51

General

  • Target

    Install.exe

  • Size

    3.4MB

  • MD5

    c30711c9fc9d650b14507521a253e8d0

  • SHA1

    9b749d1a00ca31a8b7f562eab5faaef69d0516dd

  • SHA256

    55e757150f980a8ca433d67f55dbf3b05615e58fd447e02e4e6ebc07f3cf5597

  • SHA512

    6c16ad1a5812b3fc7faca91b2fbdc7d0691dd5c73bd2be3fe413def04eeaf5b8fddb08308e9b5e1b05f69b81160ba2d647bb05fe01c4b616ee5faa3593f956d4

  • SSDEEP

    98304:jsBvJ7SOd9cEmG7TqjlOpIhqDQ2vOQx8fHriZ3f:QSk9cEmG7TWlOpIhqDtxMi1

Malware Config

Extracted

Family

vidar

C2

https://t.me/fun88rockskek

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 8 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.

  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Loads dropped DLL 1 IoCs
  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Program crash 1 IoCs
  • Reads user/profile data of web browsers 3 TTPs

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

  • 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 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\Install.exe
    "C:\Users\Admin\AppData\Local\Temp\Install.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2076
    • C:\Users\Admin\AppData\Local\Temp\Install.exe
      "C:\Users\Admin\AppData\Local\Temp\Install.exe"
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Checks processor information in registry
      • Modifies system certificate store
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2464
      • 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:1768
        • 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,0x7fef67a9758,0x7fef67a9768,0x7fef67a9778
          4⤵
            PID:1524
          • C:\Windows\system32\ctfmon.exe
            ctfmon.exe
            4⤵
              PID:2460
            • 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=1140 --field-trial-handle=1268,i,11130556311263062737,1818672635944024801,131072 /prefetch:2
              4⤵
                PID:1752
              • 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=1508 --field-trial-handle=1268,i,11130556311263062737,1818672635944024801,131072 /prefetch:8
                4⤵
                  PID:2536
                • 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=1564 --field-trial-handle=1268,i,11130556311263062737,1818672635944024801,131072 /prefetch:8
                  4⤵
                    PID:2160
                  • 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=1576 --field-trial-handle=1268,i,11130556311263062737,1818672635944024801,131072 /prefetch:1
                    4⤵
                    • Uses browser remote debugging
                    PID:1888
                  • 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=2288 --field-trial-handle=1268,i,11130556311263062737,1818672635944024801,131072 /prefetch:1
                    4⤵
                    • Uses browser remote debugging
                    PID:2408
                  • 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=1280 --field-trial-handle=1268,i,11130556311263062737,1818672635944024801,131072 /prefetch:2
                    4⤵
                      PID:768
                    • 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=3332 --field-trial-handle=1268,i,11130556311263062737,1818672635944024801,131072 /prefetch:1
                      4⤵
                      • Uses browser remote debugging
                      PID:2424
                    • 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=1404 --field-trial-handle=1268,i,11130556311263062737,1818672635944024801,131072 /prefetch:8
                      4⤵
                        PID:952
                      • 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=3592 --field-trial-handle=1268,i,11130556311263062737,1818672635944024801,131072 /prefetch:8
                        4⤵
                          PID:1356
                        • 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=1276 --field-trial-handle=1268,i,11130556311263062737,1818672635944024801,131072 /prefetch:8
                          4⤵
                            PID:2152
                        • C:\Windows\SysWOW64\WerFault.exe
                          C:\Windows\SysWOW64\WerFault.exe -u -p 2464 -s 1484
                          3⤵
                          • Program crash
                          PID:3044
                    • 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:2264

                      Network

                      MITRE ATT&CK Enterprise v15

                      Replay Monitor

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                      Downloads

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

                        Filesize

                        342B

                        MD5

                        23cdb1d17f92b9f9dadaaf1315450088

                        SHA1

                        35bff65a891786334a4f5afc90cef82ef4b109df

                        SHA256

                        6f4a887863e80b3434ef96f0ec1eeccbac63ab521556d9cbafe80ee4529f7e12

                        SHA512

                        5fc35ffc2147507af02d528c3bf4a553760d9b21870ccfc4c061dc0536a9ff042243a5dd9f91b11905b01f6f7f3153ca0d9444d12def0598713ad4f1053e4ad6

                      • 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\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\Preferences

                        Filesize

                        5KB

                        MD5

                        0ad8c3d6fff745c3f4fbb00292153809

                        SHA1

                        f2ee44654d70cd43365a1597565fb270273947e3

                        SHA256

                        7718c20bf9c5eb5785764056985d906534d378c55885267a4ebdd82b5a23621b

                        SHA512

                        41940e0dd70d76cb6ca72454a48394e235c7c0b78c6384c172a8e71971ac49658d658a49a3a508d8935f41c638c19aaa4cf6d2591b6b2d53bdc836a278064c84

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

                        Filesize

                        5KB

                        MD5

                        4f17756971183055e23566598a514b77

                        SHA1

                        3ed7ae40b414f7c5bd902ffae6fa08afb110b065

                        SHA256

                        0c56402726eefd6fd562da42083b0bd38b68ce696679a0288c8709509457a0bb

                        SHA512

                        22b032fe53e451dc450b642be9a356a3e4372cc5add55c5517177e69a6d36352e55910f4aa612f70505783fd00b2e07aa5486361cb284d59c5522ec3175c6917

                      • 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\CabEA61.tmp

                        Filesize

                        70KB

                        MD5

                        49aebf8cbd62d92ac215b2923fb1b9f5

                        SHA1

                        1723be06719828dda65ad804298d0431f6aff976

                        SHA256

                        b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

                        SHA512

                        bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

                      • C:\Users\Admin\AppData\Local\Temp\TarEA93.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/2076-18-0x000000006FE35000-0x000000006FE39000-memory.dmp

                        Filesize

                        16KB

                      • memory/2076-19-0x000000006FE39000-0x000000006FE3D000-memory.dmp

                        Filesize

                        16KB

                      • memory/2076-14-0x000000006FC40000-0x000000006FE89000-memory.dmp

                        Filesize

                        2.3MB

                      • memory/2076-13-0x000000006FC40000-0x000000006FE89000-memory.dmp

                        Filesize

                        2.3MB

                      • memory/2076-2-0x000000006FC54000-0x000000006FC73000-memory.dmp

                        Filesize

                        124KB

                      • memory/2076-1-0x000000006FC40000-0x000000006FE89000-memory.dmp

                        Filesize

                        2.3MB

                      • memory/2076-23-0x000000006FE71000-0x000000006FE89000-memory.dmp

                        Filesize

                        96KB

                      • memory/2076-8-0x000000006FC40000-0x000000006FE89000-memory.dmp

                        Filesize

                        2.3MB

                      • memory/2076-7-0x000000006FC40000-0x000000006FE89000-memory.dmp

                        Filesize

                        2.3MB

                      • memory/2076-5-0x000000006FC40000-0x000000006FE89000-memory.dmp

                        Filesize

                        2.3MB

                      • memory/2076-249-0x000000006FC40000-0x000000006FE89000-memory.dmp

                        Filesize

                        2.3MB

                      • memory/2076-17-0x000000006FE32000-0x000000006FE39000-memory.dmp

                        Filesize

                        28KB

                      • memory/2076-0-0x000000006FC40000-0x000000006FE89000-memory.dmp

                        Filesize

                        2.3MB

                      • memory/2076-16-0x000000006FC54000-0x000000006FC73000-memory.dmp

                        Filesize

                        124KB

                      • memory/2076-22-0x000000006FE6E000-0x000000006FE89000-memory.dmp

                        Filesize

                        108KB

                      • memory/2076-21-0x000000006FE42000-0x000000006FE6E000-memory.dmp

                        Filesize

                        176KB

                      • memory/2076-20-0x000000006FE3D000-0x000000006FE6E000-memory.dmp

                        Filesize

                        196KB

                      • memory/2464-200-0x000000001A650000-0x000000001A8AF000-memory.dmp

                        Filesize

                        2.4MB

                      • memory/2464-162-0x0000000000250000-0x0000000000550000-memory.dmp

                        Filesize

                        3.0MB

                      • memory/2464-28-0x0000000000250000-0x0000000000550000-memory.dmp

                        Filesize

                        3.0MB

                      • memory/2464-25-0x0000000000250000-0x0000000000550000-memory.dmp

                        Filesize

                        3.0MB

                      • memory/2464-269-0x0000000000250000-0x0000000000550000-memory.dmp

                        Filesize

                        3.0MB

                      • memory/2464-9-0x0000000000250000-0x0000000000550000-memory.dmp

                        Filesize

                        3.0MB

                      • memory/2464-290-0x0000000000250000-0x0000000000550000-memory.dmp

                        Filesize

                        3.0MB

                      • memory/2464-10-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

                        Filesize

                        4KB

                      • memory/2464-12-0x0000000000250000-0x0000000000550000-memory.dmp

                        Filesize

                        3.0MB