Analysis

  • max time kernel
    121s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    06/10/2024, 15:12

General

  • Target

    e770d2f423513285e4f7f92dafff648c3ccc9a3623e6134edcd03ac79858d1c8.exe

  • Size

    1.2MB

  • MD5

    659535a3135886f39da6baf90e54ad98

  • SHA1

    f65ae6f2277a9c82bfa2b92fd8b874b13d71ee6b

  • SHA256

    e770d2f423513285e4f7f92dafff648c3ccc9a3623e6134edcd03ac79858d1c8

  • SHA512

    eb11128da649f43d866fed8e6a53bb6f15a2e1b18262b4e35ef2220be3bdde82576dc9d6b05ccad2da62eaf7c81d19ba33cf7d558ba853c1ed10a7174fda640f

  • SSDEEP

    24576:cwKG47FBKwbznbeONKjLzO+3ljtGd4zYKutpy:3KG4yAzn3AjtGd4zYLw

Malware Config

Extracted

Family

vidar

Version

11

Botnet

91ac6183dbe67a7c09b11e88fb5493b8

C2

https://steamcommunity.com/profiles/76561199780418869

https://t.me/ae5ed

Attributes
  • user_agent

    Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:130.0) Gecko/20100101 Firefox/130.0

Signatures

  • Detect Vidar Stealer 7 IoCs
  • Vidar

    Vidar is an infostealer based on Arkei stealer.

  • Downloads MZ/PE file
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 3 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.

  • Enumerates processes with tasklist 1 TTPs 2 IoCs
  • Drops file in Windows directory 2 IoCs
  • 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 13 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.

  • Delays execution with timeout.exe 1 IoCs
  • Modifies system certificate store 2 TTPs 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 12 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of SendNotifyMessage 3 IoCs
  • Suspicious use of WriteProcessMemory 48 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\e770d2f423513285e4f7f92dafff648c3ccc9a3623e6134edcd03ac79858d1c8.exe
    "C:\Users\Admin\AppData\Local\Temp\e770d2f423513285e4f7f92dafff648c3ccc9a3623e6134edcd03ac79858d1c8.exe"
    1⤵
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2380
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c move Hacker Hacker.bat & Hacker.bat
      2⤵
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2268
      • C:\Windows\SysWOW64\tasklist.exe
        tasklist
        3⤵
        • Enumerates processes with tasklist
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        PID:2892
      • C:\Windows\SysWOW64\findstr.exe
        findstr /I "wrsa opssvc"
        3⤵
        • System Location Discovery: System Language Discovery
        PID:1644
      • C:\Windows\SysWOW64\tasklist.exe
        tasklist
        3⤵
        • Enumerates processes with tasklist
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        PID:2820
      • C:\Windows\SysWOW64\findstr.exe
        findstr /I "avastui avgui bdservicehost nswscsvc sophoshealth"
        3⤵
        • System Location Discovery: System Language Discovery
        PID:2824
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c md 451111
        3⤵
        • System Location Discovery: System Language Discovery
        PID:2760
      • C:\Windows\SysWOW64\findstr.exe
        findstr /V "stickerbelarusbackinghouses" Preferences
        3⤵
        • System Location Discovery: System Language Discovery
        PID:2968
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c copy /b ..\Fusion + ..\American + ..\Overseas + ..\Smith + ..\Madison + ..\General + ..\Seminars + ..\Finnish t
        3⤵
        • System Location Discovery: System Language Discovery
        PID:2864
      • C:\Users\Admin\AppData\Local\Temp\451111\Eva.pif
        Eva.pif t
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Checks processor information in registry
        • Modifies system certificate store
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        • Suspicious use of WriteProcessMemory
        PID:2300
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\system32\cmd.exe" /c timeout /t 10 & rd /s /q "C:\ProgramData\FBFHDBKJEGHJ" & exit
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:2136
          • C:\Windows\SysWOW64\timeout.exe
            timeout /t 10
            5⤵
            • System Location Discovery: System Language Discovery
            • Delays execution with timeout.exe
            PID:2272
      • C:\Windows\SysWOW64\choice.exe
        choice /d y /t 5
        3⤵
        • System Location Discovery: System Language Discovery
        PID:2528

Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\451111\t

          Filesize

          553KB

          MD5

          42b6247eb01a7f1c3ce77535b104e15f

          SHA1

          8ee28ba3974bde8f8a721702701f7034e45944c4

          SHA256

          c108290a40c05baf029e4a221c2068c544f298f3a1b5aaed33395e236fd9cca8

          SHA512

          dce82129385289bcb4c49844bde99a9365a3c065a70c83119e43d99d2b4403a19d9654756f3b194b5ca0d70fe30b18415c9201b92077f21e8ade99ac5edb0243

        • C:\Users\Admin\AppData\Local\Temp\American

          Filesize

          72KB

          MD5

          d0724873433464365897cbdd1181c6fa

          SHA1

          6a554572a534cbbc2f43c2b6f5aeb2dd9a8a6166

          SHA256

          b41997937523f5198bdd965996bc157c7b1501b9a7b1b770c7ffd208a4e053dd

          SHA512

          1c12e8ef403ee299de7866628d69eb0bd8039b02624bd1aa6e042dff21efd154c8083a52c18929001b951e042711159f8b5422774dc6e912d0887636a01f0567

        • C:\Users\Admin\AppData\Local\Temp\Cab1077.tmp

          Filesize

          70KB

          MD5

          49aebf8cbd62d92ac215b2923fb1b9f5

          SHA1

          1723be06719828dda65ad804298d0431f6aff976

          SHA256

          b33efcb95235b98b48508e019afa4b7655e80cf071defabd8b2123fc8b29307f

          SHA512

          bf86116b015fb56709516d686e168e7c9c68365136231cc51d0b6542ae95323a71d2c7acec84aad7dcecc2e410843f6d82a0a6d51b9acfc721a9c84fdd877b5b

        • C:\Users\Admin\AppData\Local\Temp\Finnish

          Filesize

          24KB

          MD5

          01f4c13c088e337c0c3d250fb41bb1ee

          SHA1

          7a730c336f7e46333bfbdeef30d5594eeb5c9f6a

          SHA256

          499036759bf5f708b07f3de22724bc4cfa7b070768e0c4e415605d8601e2d2c0

          SHA512

          354b99be803bb0883e40ca0da343cbc513788a5c5cd8454194cd8bde1e0789727266a07c04e5d80ee0e60503a628adbf956640dc52fdd122cb973b7c1864658a

        • C:\Users\Admin\AppData\Local\Temp\Fusion

          Filesize

          92KB

          MD5

          b3e4eff4d25c622f39e9d1ff5f783ee7

          SHA1

          3655b699f2cb5a5198f163143ed910736eec0b28

          SHA256

          d4ac14787d616809fdcdf0efffbf66ac5ed49940c9678a177abdca3c1f27ea10

          SHA512

          a39be1f3b9cc10462fe64b4cd0af4ac4e5fba14336ce28338b9d14b0b740a97e3d958e393ab85ec2f23b0f69570e14caac5aa29c7c0cc84e9899c0b40f3b3457

        • C:\Users\Admin\AppData\Local\Temp\General

          Filesize

          50KB

          MD5

          dbc69f1de67abe78235796c6b53931d6

          SHA1

          ac903dce7699c722e917ce48af515a313471a300

          SHA256

          44d18057e2b570671c2c0dcbdcddee9e205cc3232d3231a500d09d16176f86be

          SHA512

          cd1678f9bc28d4e596057d003e14e1ec7f7f93ae28c0b9811347dfce87dd7c1ed491324494e6c01ee7c7301ca312c29a3888822b01feb31fdf9c1144f270f5b4

        • C:\Users\Admin\AppData\Local\Temp\Hacker

          Filesize

          10KB

          MD5

          5f61cf71d1d5f0299db96aee48f996e1

          SHA1

          e1b10c0088b13807f57983bcc1e899d7fd39e6c7

          SHA256

          dd48412f04551d16cbe548b2c7d6db7786dc594dbdc49046b1ded034a7707d5f

          SHA512

          78f17ee4bc128eb4c533332cb96106b3f5192d6eb42acedda6c2af3bd7e15521aa67dd12244de048184dd77f39f49a0528238bfea87fad5a5d79c33262abe0df

        • C:\Users\Admin\AppData\Local\Temp\Madison

          Filesize

          99KB

          MD5

          bc1c0b96530b86fef9ebba8e92d6757d

          SHA1

          bf0a035ae382d3dbfe77322413c25d60b6852073

          SHA256

          1f24d3eb0dbd08dbcfc13fa1132d37e3a0a417d8b3c77a72f728aa0afc77911b

          SHA512

          05f5ca086fab8fed79a3277d51fd6b8d60f7223ebb07c058364ec7f8b584ad0cce6789d8535e4d2ef84afa2920b36e10dcbcd8ced17da1bbdaa920e32d09791b

        • C:\Users\Admin\AppData\Local\Temp\Overseas

          Filesize

          71KB

          MD5

          4505ca2d80a6ecf61e228533c910227a

          SHA1

          b5c4b9d7d27ef99ecfbe0eb8d4285baee47023f8

          SHA256

          ba2f8724ffa332a136a4c92728744638a1ab1deb9dd9611b31eb6178a66db2aa

          SHA512

          f8a7b42d3d0d01ad67e5a2fd90f3029ff694661f7d80a560c42d784a65b4ca61402c2d7077378e540cff7232dc5262df8f5131fe0ef61cde838663e4231a494e

        • C:\Users\Admin\AppData\Local\Temp\Preferences

          Filesize

          6KB

          MD5

          44122dde18931389e0f7088be63f5f67

          SHA1

          18586cc132b0cc69bded5131083c91def243634f

          SHA256

          2b045baf903e6254c36360c049fb11b18cac41b30b58240124e951a578ec7a7f

          SHA512

          7ae10bddb041d15d47aeee240e50b22588a09e06d159f7d202b0aa77ccb774e7f2a8e8b9e24da87952d9c9913b8c11a4d95c735a78c30807cbbe04ad513250ac

        • C:\Users\Admin\AppData\Local\Temp\Revolutionary

          Filesize

          866KB

          MD5

          307e56ba648b5fafbf09ec5608af78f9

          SHA1

          13548d75c1c9b1e8f70c6c8ef1eeb02693aff804

          SHA256

          330c49cb5a2eb47298e1c0701b788278bf44766cfccd0b28b3ca1bd63204be23

          SHA512

          472b9a8b34c99efe63341d9eaa5144cde14b2e7c30a281245eadeb6dec039ea72bb093a9e0c0bf4261b63dc85e109efed88f69e0dde00e8a1b31ea34e0e75651

        • C:\Users\Admin\AppData\Local\Temp\Seminars

          Filesize

          53KB

          MD5

          5440f8833665f72e9ba0306856f83a35

          SHA1

          95a58389ffb8bae3e5f5fea204b46c8e928f905a

          SHA256

          1cfda193e575b888535bf3f79a2f81637d5cef83820bc63f1672063e8b30fc87

          SHA512

          0a38355f643595019c62ee46aaf35deb293a40077e2b98ca27f0d5ab4890f02dfdc23b965fbd7481dad4ef11fb9fb8429e21258150fd1c4a6a196b0eb621adf8

        • C:\Users\Admin\AppData\Local\Temp\Smith

          Filesize

          92KB

          MD5

          6bd6ccba2626c469bb31edc54353e389

          SHA1

          a91724e713329a5511a377d417b1fc4555293463

          SHA256

          dddf14008ea6cb63dd94faaa9af398069df49e2d270139c6d2c256272f576119

          SHA512

          0fef74acefd7652072f515a108883b485402c52b7498e7b8c7309a2dc3f98a1e73c13f9a0d5ce45c334d373693fd1c525e12c2bc874f610b2ddd42e98cb03517

        • C:\Users\Admin\AppData\Local\Temp\Tar1099.tmp

          Filesize

          181KB

          MD5

          4ea6026cf93ec6338144661bf1202cd1

          SHA1

          a1dec9044f750ad887935a01430bf49322fbdcb7

          SHA256

          8efbc21559ef8b1bcf526800d8070baad42474ce7198e26fa771dbb41a76b1d8

          SHA512

          6c7e0980e39aacf4c3689802353f464a08cd17753bd210ee997e5f2a455deb4f287a9ef74d84579dbde49bc96213cd2b8b247723919c412ea980aa6e6bfe218b

        • \ProgramData\mozglue.dll

          Filesize

          593KB

          MD5

          c8fd9be83bc728cc04beffafc2907fe9

          SHA1

          95ab9f701e0024cedfbd312bcfe4e726744c4f2e

          SHA256

          ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a

          SHA512

          fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040

        • \ProgramData\nss3.dll

          Filesize

          2.0MB

          MD5

          1cc453cdf74f31e4d913ff9c10acdde2

          SHA1

          6e85eae544d6e965f15fa5c39700fa7202f3aafe

          SHA256

          ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5

          SHA512

          dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571

        • \Users\Admin\AppData\Local\Temp\451111\Eva.pif

          Filesize

          872KB

          MD5

          18ce19b57f43ce0a5af149c96aecc685

          SHA1

          1bd5ca29fc35fc8ac346f23b155337c5b28bbc36

          SHA256

          d8b7c7178fbadbf169294e4f29dce582f89a5cf372e9da9215aa082330dc12fd

          SHA512

          a0c58f04dfb49272a2b6f1e8ce3f541a030a6c7a09bb040e660fc4cd9892ca3ac39cf3d6754c125f7cd1987d1fca01640a153519b4e2eb3e3b4b8c9dc1480558

        • memory/2300-32-0x0000000003B30000-0x0000000003DA6000-memory.dmp

          Filesize

          2.5MB

        • memory/2300-36-0x0000000003B30000-0x0000000003DA6000-memory.dmp

          Filesize

          2.5MB

        • memory/2300-35-0x0000000003B30000-0x0000000003DA6000-memory.dmp

          Filesize

          2.5MB

        • memory/2300-34-0x0000000003B30000-0x0000000003DA6000-memory.dmp

          Filesize

          2.5MB

        • memory/2300-177-0x0000000003B30000-0x0000000003DA6000-memory.dmp

          Filesize

          2.5MB

        • memory/2300-196-0x0000000003B30000-0x0000000003DA6000-memory.dmp

          Filesize

          2.5MB

        • memory/2300-215-0x0000000013C60000-0x0000000013EBF000-memory.dmp

          Filesize

          2.4MB

        • memory/2300-225-0x0000000003B30000-0x0000000003DA6000-memory.dmp

          Filesize

          2.5MB

        • memory/2300-244-0x0000000003B30000-0x0000000003DA6000-memory.dmp

          Filesize

          2.5MB

        • memory/2300-33-0x0000000003B30000-0x0000000003DA6000-memory.dmp

          Filesize

          2.5MB

        • memory/2300-31-0x0000000003B30000-0x0000000003DA6000-memory.dmp

          Filesize

          2.5MB