Analysis

  • max time kernel
    150s
  • max time network
    136s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    29-04-2023 16:01

General

  • Target

    269d8f7159e21a4877de379428ea7fb9b451ba9f82db520fb785fa5e091595d1.exe

  • Size

    472KB

  • MD5

    5c26a597ea8fd8cd105fdb95d931a861

  • SHA1

    842b6ba5ffe1b7537ef34362ea5fec67606fd03e

  • SHA256

    269d8f7159e21a4877de379428ea7fb9b451ba9f82db520fb785fa5e091595d1

  • SHA512

    0167cf485e964175604ffbeea0404b4a7f8a9842f8d1fe0b49e5b259927f49c75b09a6968c8012a2f6a9e001fc4458baabdf406f00dbdff4e586045cc01079da

  • SSDEEP

    6144:bEb41PokYdC1MUHxxn/aRUBlEhQEkTQS4BRyWh7DHcwY0C9TkrcEfq:bEbOPokKcR1yiMNLBRysTzjrf

Malware Config

Extracted

Family

vidar

Version

3.6

Botnet

78489afd9d9a4747beb445e5fb5b9c96

C2

https://steamcommunity.com/profiles/76561199499188534

https://t.me/nutalse

Attributes
  • profile_id_v2

    78489afd9d9a4747beb445e5fb5b9c96

  • user_agent

    Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/104.0.0.0 Safari/537.36

Extracted

Family

laplas

C2

http://89.23.97.128

Attributes
  • api_key

    bc2dceabe69fa26dbf4dd8295d65e03e1990633a88c1c8410825c9266b239396

Signatures

  • Laplas Clipper

    Laplas is a crypto wallet stealer with three variants written in Golang, C#, and C++.

  • Vidar

    Vidar is an infostealer based on Arkei stealer.

  • Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 2 IoCs
  • Downloads MZ/PE file
  • Checks BIOS information in registry 2 TTPs 4 IoCs

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

  • Checks computer location settings 2 TTPs 1 IoCs

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

  • Executes dropped EXE 3 IoCs
  • Loads dropped DLL 2 IoCs
  • Reads user/profile data of web browsers 2 TTPs

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

  • UPX packed file 5 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Accesses 2FA software files, possible credential harvesting 2 TTPs
  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks installed software on the system 1 TTPs

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

  • Checks whether UAC is enabled 1 TTPs 2 IoCs
  • Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 1 IoCs
  • 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
  • GoLang User-Agent 1 IoCs

    Uses default user-agent string defined by GoLang HTTP packages.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\269d8f7159e21a4877de379428ea7fb9b451ba9f82db520fb785fa5e091595d1.exe
    "C:\Users\Admin\AppData\Local\Temp\269d8f7159e21a4877de379428ea7fb9b451ba9f82db520fb785fa5e091595d1.exe"
    1⤵
    • Checks computer location settings
    • Loads dropped DLL
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1500
    • C:\ProgramData\77779402424741558084.exe
      "C:\ProgramData\77779402424741558084.exe"
      2⤵
      • Identifies VirtualBox via ACPI registry values (likely anti-VM)
      • Checks BIOS information in registry
      • Executes dropped EXE
      • Adds Run key to start application
      • Checks whether UAC is enabled
      • Suspicious use of NtSetInformationThreadHideFromDebugger
      • Suspicious use of WriteProcessMemory
      PID:4936
      • C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe
        C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe
        3⤵
        • Identifies VirtualBox via ACPI registry values (likely anti-VM)
        • Checks BIOS information in registry
        • Executes dropped EXE
        • Checks whether UAC is enabled
        • Suspicious use of NtSetInformationThreadHideFromDebugger
        PID:3340
    • C:\ProgramData\62344066199487193141.exe
      "C:\ProgramData\62344066199487193141.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:4008
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /C choice /C Y /N /D Y /T 0 &Del C:\ProgramData\62344066199487193141.exe
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:5116
        • C:\Windows\system32\choice.exe
          choice /C Y /N /D Y /T 0
          4⤵
            PID:3764
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /c timeout /t 6 & del /f /q "C:\Users\Admin\AppData\Local\Temp\269d8f7159e21a4877de379428ea7fb9b451ba9f82db520fb785fa5e091595d1.exe" & exit
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:3880
        • C:\Windows\SysWOW64\timeout.exe
          timeout /t 6
          3⤵
          • Delays execution with timeout.exe
          PID:2220
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1500 -s 2080
        2⤵
        • Program crash
        PID:504
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 1500 -ip 1500
      1⤵
        PID:2108

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\ProgramData\62344066199487193141.exe

        Filesize

        4.3MB

        MD5

        9abf6a8efa066a03eba449a11cafef79

        SHA1

        317d75f39958078a9706364e9c73ae3d356c90b4

        SHA256

        8d0f39e08426bf9e7ebc6d84307f0c725136ab9004093e445811881169b5db29

        SHA512

        bacdebecc2f3d4c5634d664e702edb90ecbae113ba0a09a162bdbc844d36393dcfa90dad2e56bbdc77c2bb90165c06d56a1bab2a0d370a34fa664b34c79b908a

      • C:\ProgramData\62344066199487193141.exe

        Filesize

        4.3MB

        MD5

        9abf6a8efa066a03eba449a11cafef79

        SHA1

        317d75f39958078a9706364e9c73ae3d356c90b4

        SHA256

        8d0f39e08426bf9e7ebc6d84307f0c725136ab9004093e445811881169b5db29

        SHA512

        bacdebecc2f3d4c5634d664e702edb90ecbae113ba0a09a162bdbc844d36393dcfa90dad2e56bbdc77c2bb90165c06d56a1bab2a0d370a34fa664b34c79b908a

      • C:\ProgramData\62344066199487193141.exe

        Filesize

        4.3MB

        MD5

        9abf6a8efa066a03eba449a11cafef79

        SHA1

        317d75f39958078a9706364e9c73ae3d356c90b4

        SHA256

        8d0f39e08426bf9e7ebc6d84307f0c725136ab9004093e445811881169b5db29

        SHA512

        bacdebecc2f3d4c5634d664e702edb90ecbae113ba0a09a162bdbc844d36393dcfa90dad2e56bbdc77c2bb90165c06d56a1bab2a0d370a34fa664b34c79b908a

      • C:\ProgramData\77779402424741558084.exe

        Filesize

        3.5MB

        MD5

        f5548281bcdcec5c1d151d3417412042

        SHA1

        be6d9b40b6ede0f3c5582b8f48bde7f44f2ed792

        SHA256

        3469724e57612ca20c888a5a86719c3e4b6fe71f2cfcfecff2fb3950fd0a32ac

        SHA512

        387d864aca4be8691c20b0ec4b11906491cdb7b0fc435f59699c0596a47ad086d711ed97c47a611b58adf1096203ab7a488e26c307d885e566f56db6dcecab4c

      • C:\ProgramData\77779402424741558084.exe

        Filesize

        3.5MB

        MD5

        f5548281bcdcec5c1d151d3417412042

        SHA1

        be6d9b40b6ede0f3c5582b8f48bde7f44f2ed792

        SHA256

        3469724e57612ca20c888a5a86719c3e4b6fe71f2cfcfecff2fb3950fd0a32ac

        SHA512

        387d864aca4be8691c20b0ec4b11906491cdb7b0fc435f59699c0596a47ad086d711ed97c47a611b58adf1096203ab7a488e26c307d885e566f56db6dcecab4c

      • C:\ProgramData\77779402424741558084.exe

        Filesize

        3.5MB

        MD5

        f5548281bcdcec5c1d151d3417412042

        SHA1

        be6d9b40b6ede0f3c5582b8f48bde7f44f2ed792

        SHA256

        3469724e57612ca20c888a5a86719c3e4b6fe71f2cfcfecff2fb3950fd0a32ac

        SHA512

        387d864aca4be8691c20b0ec4b11906491cdb7b0fc435f59699c0596a47ad086d711ed97c47a611b58adf1096203ab7a488e26c307d885e566f56db6dcecab4c

      • 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\Roaming\NTSystem\ntlhost.exe

        Filesize

        768.5MB

        MD5

        21b649847d5bdf4c316a8baa4aefe18a

        SHA1

        648322a63e956b042870d9dc4d75c548b8196c96

        SHA256

        0044416660eff8e28ed5838d55bf4e76ee5d96d798c01f4694c1ab3c2e09ae64

        SHA512

        96f820e64c9a7e0ec7273c2aff4da06b9c68c8ee462ffeeb1dfabadec1e9ffff438612318f683847987ffbdb0de8dd452082cbbce035a4617d8c37e776a1fbc7

      • C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe

        Filesize

        768.2MB

        MD5

        e68c56c7222fe95574b2a12fe9b07b37

        SHA1

        9507416b770f49fc09392fafa51478a0d3f9a974

        SHA256

        940f1cb5377c46c551d1e238b8a9ce234e6baa2dfa4ca4569d72f0000a1386e6

        SHA512

        61ab79d60e821d9501cae3f6f1cc1e544b71808869f1180f65bcb6125f155825cb0604d7671f70029783cabcda1aadbbbfaf3c9c5cdc317d8d7620cc92c3a093

      • memory/1500-221-0x0000000000400000-0x000000000081C000-memory.dmp

        Filesize

        4.1MB

      • memory/1500-214-0x0000000000400000-0x000000000081C000-memory.dmp

        Filesize

        4.1MB

      • memory/1500-250-0x0000000000400000-0x000000000081C000-memory.dmp

        Filesize

        4.1MB

      • memory/1500-134-0x0000000000A70000-0x0000000000ACD000-memory.dmp

        Filesize

        372KB

      • memory/1500-255-0x0000000000A70000-0x0000000000ACD000-memory.dmp

        Filesize

        372KB

      • memory/1500-144-0x0000000061E00000-0x0000000061EF3000-memory.dmp

        Filesize

        972KB

      • memory/1500-254-0x0000000000400000-0x000000000081C000-memory.dmp

        Filesize

        4.1MB

      • memory/3340-266-0x0000000000BD0000-0x0000000001438000-memory.dmp

        Filesize

        8.4MB

      • memory/3340-273-0x0000000000BD0000-0x0000000001438000-memory.dmp

        Filesize

        8.4MB

      • memory/3340-281-0x0000000000BD0000-0x0000000001438000-memory.dmp

        Filesize

        8.4MB

      • memory/3340-280-0x0000000000BD0000-0x0000000001438000-memory.dmp

        Filesize

        8.4MB

      • memory/3340-279-0x0000000000BD0000-0x0000000001438000-memory.dmp

        Filesize

        8.4MB

      • memory/3340-278-0x0000000000BD0000-0x0000000001438000-memory.dmp

        Filesize

        8.4MB

      • memory/3340-277-0x0000000000BD0000-0x0000000001438000-memory.dmp

        Filesize

        8.4MB

      • memory/3340-276-0x0000000000BD0000-0x0000000001438000-memory.dmp

        Filesize

        8.4MB

      • memory/3340-274-0x0000000000BD0000-0x0000000001438000-memory.dmp

        Filesize

        8.4MB

      • memory/3340-272-0x0000000000BD0000-0x0000000001438000-memory.dmp

        Filesize

        8.4MB

      • memory/3340-271-0x0000000000BD0000-0x0000000001438000-memory.dmp

        Filesize

        8.4MB

      • memory/3340-270-0x0000000000BD0000-0x0000000001438000-memory.dmp

        Filesize

        8.4MB

      • memory/3340-269-0x0000000000BD0000-0x0000000001438000-memory.dmp

        Filesize

        8.4MB

      • memory/3340-261-0x0000000000BD0000-0x0000000001438000-memory.dmp

        Filesize

        8.4MB

      • memory/3340-262-0x0000000000BD0000-0x0000000001438000-memory.dmp

        Filesize

        8.4MB

      • memory/3340-263-0x0000000000BD0000-0x0000000001438000-memory.dmp

        Filesize

        8.4MB

      • memory/3340-264-0x0000000000BD0000-0x0000000001438000-memory.dmp

        Filesize

        8.4MB

      • memory/3340-265-0x0000000000BD0000-0x0000000001438000-memory.dmp

        Filesize

        8.4MB

      • memory/3340-267-0x0000000000BD0000-0x0000000001438000-memory.dmp

        Filesize

        8.4MB

      • memory/3340-268-0x0000000000BD0000-0x0000000001438000-memory.dmp

        Filesize

        8.4MB

      • memory/4008-251-0x0000000000AA0000-0x0000000001903000-memory.dmp

        Filesize

        14.4MB

      • memory/4008-249-0x0000000000AA0000-0x0000000001903000-memory.dmp

        Filesize

        14.4MB

      • memory/4936-235-0x0000000000F70000-0x00000000017D8000-memory.dmp

        Filesize

        8.4MB

      • memory/4936-233-0x0000000000F70000-0x00000000017D8000-memory.dmp

        Filesize

        8.4MB

      • memory/4936-256-0x0000000000F70000-0x00000000017D8000-memory.dmp

        Filesize

        8.4MB

      • memory/4936-247-0x0000000000F70000-0x00000000017D8000-memory.dmp

        Filesize

        8.4MB

      • memory/4936-241-0x0000000000F70000-0x00000000017D8000-memory.dmp

        Filesize

        8.4MB

      • memory/4936-245-0x0000000000F70000-0x00000000017D8000-memory.dmp

        Filesize

        8.4MB

      • memory/4936-252-0x0000000000F70000-0x00000000017D8000-memory.dmp

        Filesize

        8.4MB

      • memory/4936-234-0x0000000000F70000-0x00000000017D8000-memory.dmp

        Filesize

        8.4MB

      • memory/4936-246-0x0000000000F70000-0x00000000017D8000-memory.dmp

        Filesize

        8.4MB

      • memory/4936-259-0x0000000000F70000-0x00000000017D8000-memory.dmp

        Filesize

        8.4MB

      • memory/4936-248-0x0000000000F70000-0x00000000017D8000-memory.dmp

        Filesize

        8.4MB