Analysis

  • max time kernel
    130s
  • max time network
    142s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-11-2024 10:32

General

  • Target

    file.exe

  • Size

    275KB

  • MD5

    df96c3d0bb84474f4ed6c4206d1bacea

  • SHA1

    3e846e3a979cfad2df3eadc821fccf48f2cda4fd

  • SHA256

    dab9fee612125503146e28407ec8631232d6b48d567c902b6743bf2e984048b8

  • SHA512

    17ab06107bfcbbd4cc5503996d544d5d48e6ae4f49f76be841455885b77e5c7a5128ab74903a1825dd3a809aed12b414f7dc97c2ae7f5750ad67abba22bd1055

  • SSDEEP

    6144:rh0ZpFC4sffny7TuLBdZlT4DIJYdy3i8ioyrN:rh0ZpFCfB3TGyYy35iBZ

Malware Config

Extracted

Family

vidar

Version

11.8

Botnet

93e4f2dec1428009f8bc755e83a21d1b

C2

https://t.me/fu4chmo

https://steamcommunity.com/profiles/76561199802540894

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 2 IoCs
  • Stealc

    Stealc is an infostealer written in C++.

  • Stealc family
  • Vidar

    Vidar is an infostealer based on Arkei stealer.

  • Vidar family
  • Downloads MZ/PE file
  • Uses browser remote debugging 2 TTPs 9 IoCs

    Can be used control the browser and steal sensitive information such as credentials and session cookies.

  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Loads dropped DLL 2 IoCs
  • 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.

  • Browser Information Discovery 1 TTPs

    Enumerate browser information.

  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • System Location Discovery: System Language Discovery 1 TTPs 3 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 5 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Delays execution with timeout.exe 1 IoCs
  • Enumerates system info in registry 2 TTPs 8 IoCs
  • Modifies data under HKEY_USERS 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 22 IoCs
  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 14 IoCs
  • Suspicious use of FindShellTrayWindow 51 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\file.exe
    "C:\Users\Admin\AppData\Local\Temp\file.exe"
    1⤵
    • Checks computer location settings
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:548
    • C:\Program Files\Google\Chrome\Application\chrome.exe
      "C:\Program Files\Google\Chrome\Application\chrome.exe" --remote-debugging-port=9223 --profile-directory="Default"
      2⤵
      • Uses browser remote debugging
      • Enumerates system info in registry
      • Modifies data under HKEY_USERS
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:380
      • 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:4 --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=123.0.6312.123 --initial-client-data=0xf8,0xfc,0x100,0xd4,0x104,0x7ffcbc85cc40,0x7ffcbc85cc4c,0x7ffcbc85cc58
        3⤵
          PID:4864
        • C:\Program Files\Google\Chrome\Application\chrome.exe
          "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=gpu-process --no-appcompat-clear --gpu-preferences=WAAAAAAAAADgAAAMAAAAAAAAAAAAAAAAAABgAAEAAAA4AAAAAAAAAAAAAAAEAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAGAAAAAAAAAAYAAAAAAAAAAgAAAAAAAAACAAAAAAAAAAIAAAAAAAAAA== --field-trial-handle=1876,i,9768848121388050078,9892979944660166704,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=1868 /prefetch:2
          3⤵
            PID:4996
          • 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 --no-appcompat-clear --field-trial-handle=2148,i,9768848121388050078,9892979944660166704,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=2160 /prefetch:3
            3⤵
              PID:5088
            • 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=service --no-appcompat-clear --field-trial-handle=2240,i,9768848121388050078,9892979944660166704,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=2216 /prefetch:8
              3⤵
                PID:3240
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --no-appcompat-clear --remote-debugging-port=9223 --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --field-trial-handle=3164,i,9768848121388050078,9892979944660166704,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=3184 /prefetch:1
                3⤵
                • Uses browser remote debugging
                PID:2008
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --no-appcompat-clear --remote-debugging-port=9223 --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --field-trial-handle=3204,i,9768848121388050078,9892979944660166704,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=3236 /prefetch:1
                3⤵
                • Uses browser remote debugging
                PID:428
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=renderer --no-appcompat-clear --remote-debugging-port=9223 --lang=en-US --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=7 --field-trial-handle=3624,i,9768848121388050078,9892979944660166704,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=4516 /prefetch:1
                3⤵
                • Uses browser remote debugging
                PID:2176
              • C:\Program Files\Google\Chrome\Application\chrome.exe
                "C:\Program Files\Google\Chrome\Application\chrome.exe" --type=utility --utility-sub-type=chrome.mojom.ProcessorMetrics --lang=en-US --service-sandbox-type=none --no-appcompat-clear --field-trial-handle=4712,i,9768848121388050078,9892979944660166704,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=3848 /prefetch:8
                3⤵
                  PID:1464
                • 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 --no-appcompat-clear --field-trial-handle=4868,i,9768848121388050078,9892979944660166704,262144 --variations-seed-version=20241006-180150.222000 --mojo-platform-channel-handle=4884 /prefetch:8
                  3⤵
                    PID:3516
                • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                  "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --remote-debugging-port=9223 --profile-directory="Default"
                  2⤵
                  • Uses browser remote debugging
                  • Enumerates system info in registry
                  • Suspicious behavior: EnumeratesProcesses
                  • Suspicious behavior: NtCreateUserProcessBlockNonMicrosoftBinary
                  • Suspicious use of FindShellTrayWindow
                  PID:408
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=crashpad-handler "--user-data-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" /prefetch:7 --monitor-self-annotation=ptype=crashpad-handler "--database=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad" "--metrics-dir=C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data" --annotation=IsOfficialBuild=1 --annotation=channel= --annotation=chromium-version=92.0.4515.131 "--annotation=exe=C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --annotation=plat=Win64 "--annotation=prod=Microsoft Edge" --annotation=ver=92.0.902.67 --initial-client-data=0xfc,0x100,0x104,0xd8,0x108,0x7ffcbc8646f8,0x7ffcbc864708,0x7ffcbc864718
                    3⤵
                    • Checks processor information in registry
                    • Enumerates system info in registry
                    • Suspicious behavior: EnumeratesProcesses
                    PID:3204
                  • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                    "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=gpu-process --field-trial-handle=2088,8652485534198086109,1757044527249259911,131072 --gpu-preferences=UAAAAAAAAADgAAAQAAAAAAAAAAAAAAAAAABgAAAAAAAwAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAHgAAAAAAAAAeAAAAAAAAAAoAAAABAAAACAAAAAAAAAAKAAAAAAAAAAwAAAAAAAAADgAAAAAAAAAEAAAAAAAAAAAAAAADQAAABAAAAAAAAAAAQAAAA0AAAAQAAAAAAAAAAQAAAANAAAAEAAAAAAAAAAHAAAADQAAAAgAAAAAAAAACAAAAAAAAAA= --mojo-platform-channel-handle=2104 /prefetch:2
                    3⤵
                      PID:1844
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=network.mojom.NetworkService --field-trial-handle=2088,8652485534198086109,1757044527249259911,131072 --lang=en-US --service-sandbox-type=none --mojo-platform-channel-handle=2152 /prefetch:3
                      3⤵
                      • Suspicious behavior: EnumeratesProcesses
                      PID:3360
                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=storage.mojom.StorageService --field-trial-handle=2088,8652485534198086109,1757044527249259911,131072 --lang=en-US --service-sandbox-type=utility --mojo-platform-channel-handle=2764 /prefetch:8
                      3⤵
                        PID:2712
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --remote-debugging-port=9223 --field-trial-handle=2088,8652485534198086109,1757044527249259911,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=6 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3336 /prefetch:1
                        3⤵
                        • Uses browser remote debugging
                        PID:1548
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --remote-debugging-port=9223 --field-trial-handle=2088,8652485534198086109,1757044527249259911,131072 --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=5 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3356 /prefetch:1
                        3⤵
                        • Uses browser remote debugging
                        PID:4588
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --remote-debugging-port=9223 --field-trial-handle=2088,8652485534198086109,1757044527249259911,131072 --lang=en-US --disable-client-side-phishing-detection --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=7 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=3940 /prefetch:1
                        3⤵
                        • Uses browser remote debugging
                        PID:1988
                      • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                        "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=renderer --remote-debugging-port=9223 --field-trial-handle=2088,8652485534198086109,1757044527249259911,131072 --lang=en-US --disable-client-side-phishing-detection --instant-process --device-scale-factor=1 --num-raster-threads=4 --enable-main-frame-before-activation --renderer-client-id=8 --no-v8-untrusted-code-mitigations --mojo-platform-channel-handle=4920 /prefetch:1
                        3⤵
                        • Uses browser remote debugging
                        PID:3996
                    • C:\Windows\SysWOW64\cmd.exe
                      "C:\Windows\system32\cmd.exe" /c timeout /t 10 & rd /s /q "C:\ProgramData\CGIJKJJKEBGH" & exit
                      2⤵
                      • System Location Discovery: System Language Discovery
                      PID:4892
                      • C:\Windows\SysWOW64\timeout.exe
                        timeout /t 10
                        3⤵
                        • System Location Discovery: System Language Discovery
                        • Delays execution with timeout.exe
                        PID:2272
                  • C:\Program Files\Google\Chrome\Application\123.0.6312.123\elevation_service.exe
                    "C:\Program Files\Google\Chrome\Application\123.0.6312.123\elevation_service.exe"
                    1⤵
                      PID:1552
                    • C:\Windows\system32\svchost.exe
                      C:\Windows\system32\svchost.exe -k LocalSystemNetworkRestricted -p -s NgcSvc
                      1⤵
                        PID:3308

                      Network

                      MITRE ATT&CK Enterprise v15

                      Replay Monitor

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                      Downloads

                      • C:\ProgramData\mozglue.dll

                        Filesize

                        593KB

                        MD5

                        c8fd9be83bc728cc04beffafc2907fe9

                        SHA1

                        95ab9f701e0024cedfbd312bcfe4e726744c4f2e

                        SHA256

                        ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a

                        SHA512

                        fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040

                      • C:\ProgramData\nss3.dll

                        Filesize

                        2.0MB

                        MD5

                        1cc453cdf74f31e4d913ff9c10acdde2

                        SHA1

                        6e85eae544d6e965f15fa5c39700fa7202f3aafe

                        SHA256

                        ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5

                        SHA512

                        dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571

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

                        Filesize

                        649B

                        MD5

                        8fe5afaa5712748d9895558783bc599e

                        SHA1

                        f46e145858cb2e6dc07559f62fa921e485ccf8dd

                        SHA256

                        003d436f28398e28c4195830d2063151f2603d1c891fdc94d7218256bce9f3fd

                        SHA512

                        815fcdd153cc7aa345d2f149b2fcb5fde808a68d8c1e4e59e78cb8f200282c215a3389edb5685a82a6100dd92d41c6806600c3bde987d27f0bf19403d53b4fb1

                      • C:\Users\Admin\AppData\Local\Google\Chrome\User Data\Default\Network\SCT Auditing Pending Reports

                        Filesize

                        2B

                        MD5

                        d751713988987e9331980363e24189ce

                        SHA1

                        97d170e1550eee4afc0af065b78cda302a97674c

                        SHA256

                        4f53cda18c2baa0c0354bb5f9a3ecbe5ed12ab4d8e11ba873c2f11161202b945

                        SHA512

                        b25b294cb4deb69ea00a4c3cf3113904801b6015e5956bd019a8570b1fe1d6040e944ef3cdee16d0a46503ca6e659a25f21cf9ceddc13f352a3c98138c15d6af

                      • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat

                        Filesize

                        152B

                        MD5

                        61cef8e38cd95bf003f5fdd1dc37dae1

                        SHA1

                        11f2f79ecb349344c143eea9a0fed41891a3467f

                        SHA256

                        ae671613623b4477fbd5daf1fd2d148ae2a09ddcc3804b2b6d4ffcb60b317e3e

                        SHA512

                        6fb9b333fe0e8fde19fdd0bd01a1990a4e60a87c0a02bc8297da1206e42f8690d06b030308e58c862e9e77714a585eed7cc1627590d99a10aeb77fc0dd3d864d

                      • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Crashpad\settings.dat

                        Filesize

                        152B

                        MD5

                        0a9dc42e4013fc47438e96d24beb8eff

                        SHA1

                        806ab26d7eae031a58484188a7eb1adab06457fc

                        SHA256

                        58d66151799526b3fa372552cd99b385415d9e9a119302b99aadc34dd51dd151

                        SHA512

                        868d6b421ae2501a519595d0c34ddef25b2a98b082c5203da8349035f1f6764ddf183197f1054e7e86a752c71eccbc0649e515b63c55bc18cf5f0592397e258f

                      • C:\Users\Admin\AppData\Local\Microsoft\Edge\User Data\Default\Preferences

                        Filesize

                        5KB

                        MD5

                        26bf047f16c74870d2b0c8fd14dc8501

                        SHA1

                        66a4d38f295cced01af9c49cfbad9f412e0d3320

                        SHA256

                        72688b84f07188f0f95575d4571222af0135dff41abf30c97a42560fa5b1600f

                        SHA512

                        eb0b461d491b51261576a848e8dce509a1537df294f8a8002e10964c0998e15b0ab22344bf6f71576259169aeaffd3d435ea42583c3a3fa6f91b9efa0a5e5975

                      • \??\pipe\crashpad_380_JUJFZYYWQMQEGAYW

                        MD5

                        d41d8cd98f00b204e9800998ecf8427e

                        SHA1

                        da39a3ee5e6b4b0d3255bfef95601890afd80709

                        SHA256

                        e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

                        SHA512

                        cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

                      • memory/548-0-0x0000000000160000-0x00000000003B9000-memory.dmp

                        Filesize

                        2.3MB

                      • memory/548-20-0x0000000023720000-0x000000002397F000-memory.dmp

                        Filesize

                        2.4MB

                      • memory/548-133-0x0000000000160000-0x00000000003B9000-memory.dmp

                        Filesize

                        2.3MB