Analysis

  • max time kernel
    145s
  • max time network
    147s
  • 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, 14:22

General

  • Target

    50bf0f51448ad0049d481fdfd74280dc9f9c2d695b43b813c870978b8bdf9f7c.exe

  • Size

    472KB

  • MD5

    15e19b901a7e3e5ca1ce0d457044d3f5

  • SHA1

    892f96f31da586944533f88115f15111ef6b1916

  • SHA256

    50bf0f51448ad0049d481fdfd74280dc9f9c2d695b43b813c870978b8bdf9f7c

  • SHA512

    0931c6211ec7a43895ca077c9f97ced9e72b8dc6fb8037bdbbc355365a18f3f0eaaf926317ac87d24c719a82515744811f613ed8ee18e302a991ad3267fc0b6a

  • SSDEEP

    6144:vibCyT4CV8fc9kcPauFLrs6IXJ5M7lj6u7b1bfq/:vib3T4CGfECu6Do7lj6u7ZbY

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\50bf0f51448ad0049d481fdfd74280dc9f9c2d695b43b813c870978b8bdf9f7c.exe
    "C:\Users\Admin\AppData\Local\Temp\50bf0f51448ad0049d481fdfd74280dc9f9c2d695b43b813c870978b8bdf9f7c.exe"
    1⤵
    • Checks computer location settings
    • Loads dropped DLL
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1828
    • C:\ProgramData\41899742308657067127.exe
      "C:\ProgramData\41899742308657067127.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:3376
      • 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:4444
    • C:\ProgramData\95958990521888581619.exe
      "C:\ProgramData\95958990521888581619.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:4508
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /C choice /C Y /N /D Y /T 0 &Del C:\ProgramData\95958990521888581619.exe
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2432
        • C:\Windows\system32\choice.exe
          choice /C Y /N /D Y /T 0
          4⤵
            PID:1876
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /c timeout /t 6 & del /f /q "C:\Users\Admin\AppData\Local\Temp\50bf0f51448ad0049d481fdfd74280dc9f9c2d695b43b813c870978b8bdf9f7c.exe" & exit
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:1720
        • C:\Windows\SysWOW64\timeout.exe
          timeout /t 6
          3⤵
          • Delays execution with timeout.exe
          PID:3992
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1828 -s 2404
        2⤵
        • Program crash
        PID:2668
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 1828 -ip 1828
      1⤵
        PID:3156

      Network

            MITRE ATT&CK Enterprise v6

            Replay Monitor

            Loading Replay Monitor...

            Downloads

            • C:\ProgramData\41899742308657067127.exe

              Filesize

              3.5MB

              MD5

              f5548281bcdcec5c1d151d3417412042

              SHA1

              be6d9b40b6ede0f3c5582b8f48bde7f44f2ed792

              SHA256

              3469724e57612ca20c888a5a86719c3e4b6fe71f2cfcfecff2fb3950fd0a32ac

              SHA512

              387d864aca4be8691c20b0ec4b11906491cdb7b0fc435f59699c0596a47ad086d711ed97c47a611b58adf1096203ab7a488e26c307d885e566f56db6dcecab4c

            • C:\ProgramData\41899742308657067127.exe

              Filesize

              3.5MB

              MD5

              f5548281bcdcec5c1d151d3417412042

              SHA1

              be6d9b40b6ede0f3c5582b8f48bde7f44f2ed792

              SHA256

              3469724e57612ca20c888a5a86719c3e4b6fe71f2cfcfecff2fb3950fd0a32ac

              SHA512

              387d864aca4be8691c20b0ec4b11906491cdb7b0fc435f59699c0596a47ad086d711ed97c47a611b58adf1096203ab7a488e26c307d885e566f56db6dcecab4c

            • C:\ProgramData\41899742308657067127.exe

              Filesize

              3.5MB

              MD5

              f5548281bcdcec5c1d151d3417412042

              SHA1

              be6d9b40b6ede0f3c5582b8f48bde7f44f2ed792

              SHA256

              3469724e57612ca20c888a5a86719c3e4b6fe71f2cfcfecff2fb3950fd0a32ac

              SHA512

              387d864aca4be8691c20b0ec4b11906491cdb7b0fc435f59699c0596a47ad086d711ed97c47a611b58adf1096203ab7a488e26c307d885e566f56db6dcecab4c

            • C:\ProgramData\95958990521888581619.exe

              Filesize

              4.3MB

              MD5

              9abf6a8efa066a03eba449a11cafef79

              SHA1

              317d75f39958078a9706364e9c73ae3d356c90b4

              SHA256

              8d0f39e08426bf9e7ebc6d84307f0c725136ab9004093e445811881169b5db29

              SHA512

              bacdebecc2f3d4c5634d664e702edb90ecbae113ba0a09a162bdbc844d36393dcfa90dad2e56bbdc77c2bb90165c06d56a1bab2a0d370a34fa664b34c79b908a

            • C:\ProgramData\95958990521888581619.exe

              Filesize

              4.3MB

              MD5

              9abf6a8efa066a03eba449a11cafef79

              SHA1

              317d75f39958078a9706364e9c73ae3d356c90b4

              SHA256

              8d0f39e08426bf9e7ebc6d84307f0c725136ab9004093e445811881169b5db29

              SHA512

              bacdebecc2f3d4c5634d664e702edb90ecbae113ba0a09a162bdbc844d36393dcfa90dad2e56bbdc77c2bb90165c06d56a1bab2a0d370a34fa664b34c79b908a

            • C:\ProgramData\95958990521888581619.exe

              Filesize

              4.3MB

              MD5

              9abf6a8efa066a03eba449a11cafef79

              SHA1

              317d75f39958078a9706364e9c73ae3d356c90b4

              SHA256

              8d0f39e08426bf9e7ebc6d84307f0c725136ab9004093e445811881169b5db29

              SHA512

              bacdebecc2f3d4c5634d664e702edb90ecbae113ba0a09a162bdbc844d36393dcfa90dad2e56bbdc77c2bb90165c06d56a1bab2a0d370a34fa664b34c79b908a

            • 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

              823.5MB

              MD5

              29fb6a814becceb1d7bc4fb0fc5d9d43

              SHA1

              406af77e33624291147dbc4d942dd6fce6a586fb

              SHA256

              b7cac249071e571af02d8672783a4b9b10122aa13b36bc31783902cff092b82c

              SHA512

              9a0442900c8c4d2f8510b64dea169c11bde2b45ab99d5729dfce8150387a9ad0e78a521d829d7083f42a79277a7ad1d2262f7b8c3a5e33ba9f330b394bf492a4

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

              Filesize

              823.5MB

              MD5

              29fb6a814becceb1d7bc4fb0fc5d9d43

              SHA1

              406af77e33624291147dbc4d942dd6fce6a586fb

              SHA256

              b7cac249071e571af02d8672783a4b9b10122aa13b36bc31783902cff092b82c

              SHA512

              9a0442900c8c4d2f8510b64dea169c11bde2b45ab99d5729dfce8150387a9ad0e78a521d829d7083f42a79277a7ad1d2262f7b8c3a5e33ba9f330b394bf492a4

            • memory/1828-214-0x0000000000400000-0x000000000081B000-memory.dmp

              Filesize

              4.1MB

            • memory/1828-233-0x0000000000400000-0x000000000081B000-memory.dmp

              Filesize

              4.1MB

            • memory/1828-251-0x0000000000400000-0x000000000081B000-memory.dmp

              Filesize

              4.1MB

            • memory/1828-144-0x0000000061E00000-0x0000000061EF3000-memory.dmp

              Filesize

              972KB

            • memory/1828-134-0x0000000002570000-0x00000000025CD000-memory.dmp

              Filesize

              372KB

            • memory/3376-253-0x0000000000660000-0x0000000000EC8000-memory.dmp

              Filesize

              8.4MB

            • memory/3376-258-0x0000000000660000-0x0000000000EC8000-memory.dmp

              Filesize

              8.4MB

            • memory/3376-244-0x0000000000660000-0x0000000000EC8000-memory.dmp

              Filesize

              8.4MB

            • memory/3376-247-0x0000000000660000-0x0000000000EC8000-memory.dmp

              Filesize

              8.4MB

            • memory/3376-248-0x0000000000660000-0x0000000000EC8000-memory.dmp

              Filesize

              8.4MB

            • memory/3376-249-0x0000000000660000-0x0000000000EC8000-memory.dmp

              Filesize

              8.4MB

            • memory/3376-250-0x0000000000660000-0x0000000000EC8000-memory.dmp

              Filesize

              8.4MB

            • memory/3376-246-0x0000000000660000-0x0000000000EC8000-memory.dmp

              Filesize

              8.4MB

            • memory/3376-252-0x0000000000660000-0x0000000000EC8000-memory.dmp

              Filesize

              8.4MB

            • memory/3376-243-0x0000000000660000-0x0000000000EC8000-memory.dmp

              Filesize

              8.4MB

            • memory/3376-255-0x0000000000660000-0x0000000000EC8000-memory.dmp

              Filesize

              8.4MB

            • memory/3376-232-0x0000000000660000-0x0000000000EC8000-memory.dmp

              Filesize

              8.4MB

            • memory/4444-263-0x0000000000540000-0x0000000000DA8000-memory.dmp

              Filesize

              8.4MB

            • memory/4444-270-0x0000000000540000-0x0000000000DA8000-memory.dmp

              Filesize

              8.4MB

            • memory/4444-260-0x0000000000540000-0x0000000000DA8000-memory.dmp

              Filesize

              8.4MB

            • memory/4444-261-0x0000000000540000-0x0000000000DA8000-memory.dmp

              Filesize

              8.4MB

            • memory/4444-262-0x0000000000540000-0x0000000000DA8000-memory.dmp

              Filesize

              8.4MB

            • memory/4444-280-0x0000000000540000-0x0000000000DA8000-memory.dmp

              Filesize

              8.4MB

            • memory/4444-264-0x0000000000540000-0x0000000000DA8000-memory.dmp

              Filesize

              8.4MB

            • memory/4444-265-0x0000000000540000-0x0000000000DA8000-memory.dmp

              Filesize

              8.4MB

            • memory/4444-266-0x0000000000540000-0x0000000000DA8000-memory.dmp

              Filesize

              8.4MB

            • memory/4444-268-0x0000000000540000-0x0000000000DA8000-memory.dmp

              Filesize

              8.4MB

            • memory/4444-269-0x0000000000540000-0x0000000000DA8000-memory.dmp

              Filesize

              8.4MB

            • memory/4444-279-0x0000000000540000-0x0000000000DA8000-memory.dmp

              Filesize

              8.4MB

            • memory/4444-271-0x0000000000540000-0x0000000000DA8000-memory.dmp

              Filesize

              8.4MB

            • memory/4444-272-0x0000000000540000-0x0000000000DA8000-memory.dmp

              Filesize

              8.4MB

            • memory/4444-273-0x0000000000540000-0x0000000000DA8000-memory.dmp

              Filesize

              8.4MB

            • memory/4444-275-0x0000000000540000-0x0000000000DA8000-memory.dmp

              Filesize

              8.4MB

            • memory/4444-276-0x0000000000540000-0x0000000000DA8000-memory.dmp

              Filesize

              8.4MB

            • memory/4444-277-0x0000000000540000-0x0000000000DA8000-memory.dmp

              Filesize

              8.4MB

            • memory/4444-278-0x0000000000540000-0x0000000000DA8000-memory.dmp

              Filesize

              8.4MB

            • memory/4508-242-0x00000000005C0000-0x0000000001423000-memory.dmp

              Filesize

              14.4MB

            • memory/4508-245-0x00000000005C0000-0x0000000001423000-memory.dmp

              Filesize

              14.4MB