Analysis

  • max time kernel
    148s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17-10-2024 15:42

General

  • Target

    file.exe

  • Size

    1.1MB

  • MD5

    e86fc05e65a6f6da142280ce74792ba8

  • SHA1

    502d61b4a8388bb353ae2bdbf31b81fdec749671

  • SHA256

    065a1a3575aac28ccb77e4d00b18907aab16f8432913425ffcde44abf24ef840

  • SHA512

    3256b423b649055477ed79bb00f3d1d00bfafd03b7d3115b2d0d59a30a59e1b6c544756a7887edf5a6bc30e911d59b60eda866947b14f740b199337378d6be19

  • SSDEEP

    24576:vRuXNWsuHFwtfgwwLwAh8DtuVwomcWSwzAeN1+Y7zU8y8RoF:Ju9Wsr1gNLvQkVwmhjeNh7zfRoF

Malware Config

Extracted

Family

vidar

Version

11.1

Botnet

7d1a0d5ed8be2289838bb484d111de51

C2

https://steamcommunity.com/profiles/76561199786602107

https://t.me/lpnjoke

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 15 IoCs
  • Vidar

    Vidar is an infostealer based on Arkei stealer.

  • Downloads MZ/PE file
  • Checks computer location settings 2 TTPs 2 IoCs

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

  • Executes dropped EXE 1 IoCs
  • 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.

  • Enumerates processes with tasklist 1 TTPs 2 IoCs
  • Drops file in Windows directory 4 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
  • Suspicious behavior: EnumeratesProcesses 14 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 3 IoCs
  • Suspicious use of SendNotifyMessage 3 IoCs
  • Suspicious use of WriteProcessMemory 36 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\file.exe
    "C:\Users\Admin\AppData\Local\Temp\file.exe"
    1⤵
    • Checks computer location settings
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2820
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\System32\cmd.exe" /c move Examine Examine.bat & Examine.bat
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2224
      • C:\Windows\SysWOW64\tasklist.exe
        tasklist
        3⤵
        • Enumerates processes with tasklist
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        PID:3280
      • C:\Windows\SysWOW64\findstr.exe
        findstr /I "wrsa opssvc"
        3⤵
        • System Location Discovery: System Language Discovery
        PID:2272
      • C:\Windows\SysWOW64\tasklist.exe
        tasklist
        3⤵
        • Enumerates processes with tasklist
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        PID:512
      • C:\Windows\SysWOW64\findstr.exe
        findstr -I "avastui avgui bdservicehost nswscsvc sophoshealth"
        3⤵
        • System Location Discovery: System Language Discovery
        PID:1984
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c md 257943
        3⤵
        • System Location Discovery: System Language Discovery
        PID:4528
      • C:\Windows\SysWOW64\findstr.exe
        findstr /V "forstuffmineralharassment" Genome
        3⤵
        • System Location Discovery: System Language Discovery
        PID:924
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c copy /b ..\Prozac + ..\Hospital + ..\Raising + ..\Excel + ..\Motor + ..\Worlds + ..\Suggestions + ..\Granny U
        3⤵
        • System Location Discovery: System Language Discovery
        PID:1996
      • C:\Users\Admin\AppData\Local\Temp\257943\Za.pif
        Za.pif U
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • Loads dropped DLL
        • System Location Discovery: System Language Discovery
        • Checks processor information in registry
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of FindShellTrayWindow
        • Suspicious use of SendNotifyMessage
        • Suspicious use of WriteProcessMemory
        PID:5072
        • C:\Windows\SysWOW64\cmd.exe
          "C:\Windows\system32\cmd.exe" /c timeout /t 10 & rd /s /q "C:\ProgramData\AEGIJKEHCAKF" & exit
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:1476
          • C:\Windows\SysWOW64\timeout.exe
            timeout /t 10
            5⤵
            • System Location Discovery: System Language Discovery
            • Delays execution with timeout.exe
            PID:4368
      • C:\Windows\SysWOW64\choice.exe
        choice /d y /t 5
        3⤵
        • System Location Discovery: System Language Discovery
        PID:2872

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\Temp\257943\U

    Filesize

    539KB

    MD5

    c9761380d166e6bd9902e34dc2faa0c0

    SHA1

    2407c49bbf00bacf452af1a06cb50083373c8e92

    SHA256

    443b0f7fbb7e8bb815efe34efc85357219996a7a3d23d0701ef034972f6b574e

    SHA512

    6e3107450361fa764cbd01305b99fd879d0c09d4774aa9c97841eb65d15d9ab7fa3004a1c04f4223b7c06154e5f6d23a7cbaa6fac9726c9c9e7e4d34f02129ea

  • C:\Users\Admin\AppData\Local\Temp\257943\Za.pif

    Filesize

    872KB

    MD5

    18ce19b57f43ce0a5af149c96aecc685

    SHA1

    1bd5ca29fc35fc8ac346f23b155337c5b28bbc36

    SHA256

    d8b7c7178fbadbf169294e4f29dce582f89a5cf372e9da9215aa082330dc12fd

    SHA512

    a0c58f04dfb49272a2b6f1e8ce3f541a030a6c7a09bb040e660fc4cd9892ca3ac39cf3d6754c125f7cd1987d1fca01640a153519b4e2eb3e3b4b8c9dc1480558

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

    Filesize

    9KB

    MD5

    b3b7c01080e72742a00c5aaf3ec046f6

    SHA1

    f0e8a661296863aec2fae7703936d740f3ebc3f3

    SHA256

    d0a29186f23668fc6ef5bcc7fa75dc0980506e324ceb89fd58caa2f9c2a188e2

    SHA512

    5a38a0cdf17532632c5b5a1eff55efa16a749fe02ac0c3644d261198ec632efee96e9e5a05be4a22f3e78935c11fa943aea147d84d85e2052edba4e7708332d2

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

    Filesize

    75KB

    MD5

    62a56217f8551bbd84616c9723ea6471

    SHA1

    81046a4138def3cd209ee6006008c0e5ee7086e4

    SHA256

    fea47567c14dd537e18d7ff619e77b97cc3779100383c12c5116536744c694b0

    SHA512

    d9ee617fff6dbc052f13aee9230ec999704724648c033a3bf92782f79b5ad98953905f4170617c605269b1bc3723c3bbeb67b69e164b336fdea444562977c5ac

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

    Filesize

    7KB

    MD5

    318d88cd1cc0334c2e45e688b7658095

    SHA1

    cac1ff975adc1e361f619fdbad3bca1494409526

    SHA256

    df8218297c87f4a143f35e53ee26fe4da976b63d179f188b12fd742106ea0752

    SHA512

    77dcfbe584ad96b64b8d14e612ce8286047d71a331ea120e498883ed2fdd5f8f7b573e3c8ca83679e64d977e48bfacd6409f05d19eba7e54a0a9868808844c13

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

    Filesize

    25KB

    MD5

    45b0f119992c2bbe61d51e0f4490382c

    SHA1

    7a7e66454ca9d068ebbf919a4688992b534aa461

    SHA256

    780873a17ee46d7ae289830780e4c11edb65b2f1e213574750ea7c15c2165cdf

    SHA512

    ecba5d98738f7def1cfd023e0e2f6ec35e97d3ea4227fb412c822f55b3ce23b72c4297f0dc242ba4c303b36f0125864a6739b5ccaaed374651abb96cdabbe6bf

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

    Filesize

    58KB

    MD5

    11e84ca7a5689555ddbf6d9abdc9bd53

    SHA1

    036066fde040aca2e3d05d803b244269dcc12b14

    SHA256

    c1357e479aa3964c65f50fc09ef252b14053be8e8fe9f991910f72a3679de01b

    SHA512

    3da463b7407e2258c01a910d0caef1058d78167b748b4378cde42ce4515881cc47525a73e25721033b7a1e036ef6bc5e750eee9834f49d11526f9c9837098372

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

    Filesize

    65KB

    MD5

    58438355d825786230ad5bf225552049

    SHA1

    9f31ce7574d2429960039d8608a1c20c247558f5

    SHA256

    d933ef51406dea5218be67fcde1b4e13976b9090adb4f56cee38894efbb7b82b

    SHA512

    191540136f3cd20be5df9ecf4198524fd944f6375e3f22e781bad4a4306dc09d73cd922c2d3b0c16fccfe764fb7dfb742141b61c47d0281127cbe6215c6faf30

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

    Filesize

    86KB

    MD5

    56795ba7b3cbce4ba573783302d00a6c

    SHA1

    3fe5e2d2c4aeecbaa320bf25249fe53fb475557c

    SHA256

    2a4d632452ce349116872bf769bf43d3654dee7b7c0e1a208bd3f3b035b4b31a

    SHA512

    fb8cd784e6fdd9be0d6b13178916cb90618f17fc6497e9819d88b0ca8ed0e33b66d4a69e27db622f5ed99ea1a33aef7a0266e07f7813e1a052f4699478157a59

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

    Filesize

    90KB

    MD5

    9d16a5f0e0ac5eb3649a4e30c737d961

    SHA1

    b534596b50206e66a1a2966b0c63a15b8db4e6a6

    SHA256

    01b98e5c9a186e6fbfa7029f43c03f2dfddd2164b2e9991c23d4ebeeb41719fb

    SHA512

    1d330718db28065c94a4645c1609a6056cda6a9f648e288c7897b20c71a6a065b8685fbc299d2ba1f118f3dff0194a63fa675ba4dea7bddc53959efe7a3f1ec6

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

    Filesize

    66KB

    MD5

    91c585c738567dd69089701fa0c6a437

    SHA1

    431be3ea8452497470dbbaafa33a18419a522a01

    SHA256

    dfeca41f2ba6d0aee58a3c8b7dcb524561ef53b0e954692cb5bd53bfdb7e3823

    SHA512

    414b0b4bbde89e6e2489c2cdf6d66c74761ba47bef3b94d1d420880937a1b11acca0940a827ae4058fbb2b904b4a34227de36bbe7ff769d281cf09cf4cc6bb04

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

    Filesize

    864KB

    MD5

    1edff3e250cfc5401d6b901282cabfb5

    SHA1

    90e09208a11cf15c0471fe22b3c25c54ecd8151d

    SHA256

    070a0bdff7940ecef46d1aa821728dfe0d657caf4301597f2e0de21aff49e1ed

    SHA512

    9c535752c97394ad01df78fe4dd2feb853efcdc2656404a6333fa20618c3cb6cf097a22f0582e6c2a2060e296b2940e60ffca3fb21d4881e6f126878d29be953

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

    Filesize

    74KB

    MD5

    ccf1031d9b88f6a707571f3d284f39d1

    SHA1

    f401b2d9b7100cd73ad8c31a75bdb998f5ba9646

    SHA256

    daae4ad18bf6fcb2d2b6be2ed9a2f0c46c5fb16869f92867d5698201e47d2e50

    SHA512

    0f293302d4d32331e0d72e05a19baedec60ef822fc0033831ccdae5cba2384e0e908a3dfd66a147a5a8df75964da36c4d7d8c2e735f904023699823f081d1a7d

  • memory/5072-32-0x0000000004C80000-0x0000000004EF6000-memory.dmp

    Filesize

    2.5MB

  • memory/5072-61-0x0000000004C80000-0x0000000004EF6000-memory.dmp

    Filesize

    2.5MB

  • memory/5072-33-0x0000000004C80000-0x0000000004EF6000-memory.dmp

    Filesize

    2.5MB

  • memory/5072-34-0x0000000004C80000-0x0000000004EF6000-memory.dmp

    Filesize

    2.5MB

  • memory/5072-43-0x0000000004C80000-0x0000000004EF6000-memory.dmp

    Filesize

    2.5MB

  • memory/5072-44-0x0000000004C80000-0x0000000004EF6000-memory.dmp

    Filesize

    2.5MB

  • memory/5072-45-0x000000000CE40000-0x000000000D09F000-memory.dmp

    Filesize

    2.4MB

  • memory/5072-52-0x0000000004C80000-0x0000000004EF6000-memory.dmp

    Filesize

    2.5MB

  • memory/5072-53-0x0000000004C80000-0x0000000004EF6000-memory.dmp

    Filesize

    2.5MB

  • memory/5072-31-0x0000000004C80000-0x0000000004EF6000-memory.dmp

    Filesize

    2.5MB

  • memory/5072-62-0x0000000004C80000-0x0000000004EF6000-memory.dmp

    Filesize

    2.5MB

  • memory/5072-78-0x0000000004C80000-0x0000000004EF6000-memory.dmp

    Filesize

    2.5MB

  • memory/5072-79-0x0000000004C80000-0x0000000004EF6000-memory.dmp

    Filesize

    2.5MB

  • memory/5072-30-0x0000000004C80000-0x0000000004EF6000-memory.dmp

    Filesize

    2.5MB

  • memory/5072-29-0x0000000004C80000-0x0000000004EF6000-memory.dmp

    Filesize

    2.5MB

  • memory/5072-101-0x0000000004C80000-0x0000000004EF6000-memory.dmp

    Filesize

    2.5MB

  • memory/5072-102-0x0000000004C80000-0x0000000004EF6000-memory.dmp

    Filesize

    2.5MB

  • memory/5072-109-0x0000000004C80000-0x0000000004EF6000-memory.dmp

    Filesize

    2.5MB

  • memory/5072-110-0x0000000004C80000-0x0000000004EF6000-memory.dmp

    Filesize

    2.5MB