Analysis

  • max time kernel
    147s
  • 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
    30-04-2023 23:47

General

  • Target

    45e60d534bea9a3857d5f64f010f789986ffb6a7c4d75fe5ebb103a0227f24bf.exe

  • Size

    429KB

  • MD5

    de22088d32dab5b8478e4712c4382797

  • SHA1

    575d7e63a4c0f0354b9f9b439c4d14b757dd1009

  • SHA256

    45e60d534bea9a3857d5f64f010f789986ffb6a7c4d75fe5ebb103a0227f24bf

  • SHA512

    449feac9afa449d3db2df24eac0d99eef4a0625ad2b8230c4effa3d90d74ab5cffa846366b23ffe82f65a4621dc184e3973d7a8b540bb95ef0bb20a86053f949

  • SSDEEP

    12288:TVIhKLd+7W2QIlSLby0YL2rMsY9OBGCI:RIhKLsq2XSPy/6gFy

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 4 IoCs
  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\45e60d534bea9a3857d5f64f010f789986ffb6a7c4d75fe5ebb103a0227f24bf.exe
    "C:\Users\Admin\AppData\Local\Temp\45e60d534bea9a3857d5f64f010f789986ffb6a7c4d75fe5ebb103a0227f24bf.exe"
    1⤵
    • Checks computer location settings
    • Loads dropped DLL
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1156
    • C:\ProgramData\85949231234678540920.exe
      "C:\ProgramData\85949231234678540920.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:4552
      • 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:5016
    • C:\ProgramData\20751935610849857359.exe
      "C:\ProgramData\20751935610849857359.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:3352
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /C choice /C Y /N /D Y /T 0 &Del C:\ProgramData\20751935610849857359.exe
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:3112
        • C:\Windows\system32\choice.exe
          choice /C Y /N /D Y /T 0
          4⤵
            PID:4108
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /c timeout /t 6 & del /f /q "C:\Users\Admin\AppData\Local\Temp\45e60d534bea9a3857d5f64f010f789986ffb6a7c4d75fe5ebb103a0227f24bf.exe" & exit
        2⤵
          PID:952
          • C:\Windows\SysWOW64\timeout.exe
            timeout /t 6
            3⤵
            • Delays execution with timeout.exe
            PID:4940
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 1156 -s 1804
          2⤵
          • Program crash
          PID:2508
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 1156 -ip 1156
        1⤵
          PID:4560

        Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\ProgramData\20751935610849857359.exe

          Filesize

          4.3MB

          MD5

          9abf6a8efa066a03eba449a11cafef79

          SHA1

          317d75f39958078a9706364e9c73ae3d356c90b4

          SHA256

          8d0f39e08426bf9e7ebc6d84307f0c725136ab9004093e445811881169b5db29

          SHA512

          bacdebecc2f3d4c5634d664e702edb90ecbae113ba0a09a162bdbc844d36393dcfa90dad2e56bbdc77c2bb90165c06d56a1bab2a0d370a34fa664b34c79b908a

        • C:\ProgramData\20751935610849857359.exe

          Filesize

          4.3MB

          MD5

          9abf6a8efa066a03eba449a11cafef79

          SHA1

          317d75f39958078a9706364e9c73ae3d356c90b4

          SHA256

          8d0f39e08426bf9e7ebc6d84307f0c725136ab9004093e445811881169b5db29

          SHA512

          bacdebecc2f3d4c5634d664e702edb90ecbae113ba0a09a162bdbc844d36393dcfa90dad2e56bbdc77c2bb90165c06d56a1bab2a0d370a34fa664b34c79b908a

        • C:\ProgramData\20751935610849857359.exe

          Filesize

          4.3MB

          MD5

          9abf6a8efa066a03eba449a11cafef79

          SHA1

          317d75f39958078a9706364e9c73ae3d356c90b4

          SHA256

          8d0f39e08426bf9e7ebc6d84307f0c725136ab9004093e445811881169b5db29

          SHA512

          bacdebecc2f3d4c5634d664e702edb90ecbae113ba0a09a162bdbc844d36393dcfa90dad2e56bbdc77c2bb90165c06d56a1bab2a0d370a34fa664b34c79b908a

        • C:\ProgramData\85949231234678540920.exe

          Filesize

          3.5MB

          MD5

          f5548281bcdcec5c1d151d3417412042

          SHA1

          be6d9b40b6ede0f3c5582b8f48bde7f44f2ed792

          SHA256

          3469724e57612ca20c888a5a86719c3e4b6fe71f2cfcfecff2fb3950fd0a32ac

          SHA512

          387d864aca4be8691c20b0ec4b11906491cdb7b0fc435f59699c0596a47ad086d711ed97c47a611b58adf1096203ab7a488e26c307d885e566f56db6dcecab4c

        • C:\ProgramData\85949231234678540920.exe

          Filesize

          3.5MB

          MD5

          f5548281bcdcec5c1d151d3417412042

          SHA1

          be6d9b40b6ede0f3c5582b8f48bde7f44f2ed792

          SHA256

          3469724e57612ca20c888a5a86719c3e4b6fe71f2cfcfecff2fb3950fd0a32ac

          SHA512

          387d864aca4be8691c20b0ec4b11906491cdb7b0fc435f59699c0596a47ad086d711ed97c47a611b58adf1096203ab7a488e26c307d885e566f56db6dcecab4c

        • C:\ProgramData\85949231234678540920.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

          486.5MB

          MD5

          a49e1f6dc030cc1a3afc47e4fdab86aa

          SHA1

          b3178ee084c4ca35b3d04ebac1785676d004509e

          SHA256

          e01da52a3a9e082fdd9ebce8fcd9a5a3b5403093ba70c4472d988fc50192ad43

          SHA512

          9545d4f14a5b2e42bcc0594694b332c8fba782bf8dcbbfbdb63c8e581581a73ad36a235acb671fb6581278b5e35b0e58749071e4c4518388c008cf79d40baba9

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

          Filesize

          483.2MB

          MD5

          cb885a39883d8cd1af9e7957de287cfa

          SHA1

          1fd153fcd74c4a4957fb3d580a2a55630b104983

          SHA256

          f577cae87e03347b7c0c1fee4dd4cf8f4e9965f2b6a452366e860b7ac62edec5

          SHA512

          dbc00bd74af8ae1a68ea108a11d794d06f783390eb92a36fc3e9f68d705578084ff3e126a74dd9823517d1ca82ebe03f6336b755f27e9574807c23cdc36223da

        • memory/1156-223-0x0000000000400000-0x000000000080F000-memory.dmp

          Filesize

          4.1MB

        • memory/1156-220-0x0000000000400000-0x000000000080F000-memory.dmp

          Filesize

          4.1MB

        • memory/1156-258-0x0000000000400000-0x000000000080F000-memory.dmp

          Filesize

          4.1MB

        • memory/1156-150-0x0000000061E00000-0x0000000061EF3000-memory.dmp

          Filesize

          972KB

        • memory/1156-134-0x0000000002560000-0x00000000025BD000-memory.dmp

          Filesize

          372KB

        • memory/1156-137-0x0000000000400000-0x000000000080F000-memory.dmp

          Filesize

          4.1MB

        • memory/3352-256-0x00000000001B0000-0x0000000001013000-memory.dmp

          Filesize

          14.4MB

        • memory/3352-255-0x00000000001B0000-0x0000000001013000-memory.dmp

          Filesize

          14.4MB

        • memory/4552-254-0x00000000006B0000-0x0000000000F18000-memory.dmp

          Filesize

          8.4MB

        • memory/4552-251-0x00000000006B0000-0x0000000000F18000-memory.dmp

          Filesize

          8.4MB

        • memory/4552-249-0x00000000006B0000-0x0000000000F18000-memory.dmp

          Filesize

          8.4MB

        • memory/4552-243-0x00000000006B0000-0x0000000000F18000-memory.dmp

          Filesize

          8.4MB

        • memory/4552-242-0x00000000006B0000-0x0000000000F18000-memory.dmp

          Filesize

          8.4MB

        • memory/4552-241-0x00000000006B0000-0x0000000000F18000-memory.dmp

          Filesize

          8.4MB

        • memory/4552-259-0x00000000006B0000-0x0000000000F18000-memory.dmp

          Filesize

          8.4MB

        • memory/4552-260-0x00000000006B0000-0x0000000000F18000-memory.dmp

          Filesize

          8.4MB

        • memory/4552-240-0x00000000006B0000-0x0000000000F18000-memory.dmp

          Filesize

          8.4MB

        • memory/4552-239-0x00000000006B0000-0x0000000000F18000-memory.dmp

          Filesize

          8.4MB

        • memory/4552-267-0x00000000006B0000-0x0000000000F18000-memory.dmp

          Filesize

          8.4MB

        • memory/5016-271-0x0000000000E90000-0x00000000016F8000-memory.dmp

          Filesize

          8.4MB

        • memory/5016-277-0x0000000000E90000-0x00000000016F8000-memory.dmp

          Filesize

          8.4MB

        • memory/5016-269-0x0000000000E90000-0x00000000016F8000-memory.dmp

          Filesize

          8.4MB

        • memory/5016-272-0x0000000000E90000-0x00000000016F8000-memory.dmp

          Filesize

          8.4MB

        • memory/5016-273-0x0000000000E90000-0x00000000016F8000-memory.dmp

          Filesize

          8.4MB

        • memory/5016-274-0x0000000000E90000-0x00000000016F8000-memory.dmp

          Filesize

          8.4MB

        • memory/5016-275-0x0000000000E90000-0x00000000016F8000-memory.dmp

          Filesize

          8.4MB

        • memory/5016-270-0x0000000000E90000-0x00000000016F8000-memory.dmp

          Filesize

          8.4MB

        • memory/5016-278-0x0000000000E90000-0x00000000016F8000-memory.dmp

          Filesize

          8.4MB

        • memory/5016-279-0x0000000000E90000-0x00000000016F8000-memory.dmp

          Filesize

          8.4MB

        • memory/5016-280-0x0000000000E90000-0x00000000016F8000-memory.dmp

          Filesize

          8.4MB

        • memory/5016-281-0x0000000000E90000-0x00000000016F8000-memory.dmp

          Filesize

          8.4MB

        • memory/5016-283-0x0000000000E90000-0x00000000016F8000-memory.dmp

          Filesize

          8.4MB

        • memory/5016-284-0x0000000000E90000-0x00000000016F8000-memory.dmp

          Filesize

          8.4MB