Analysis

  • max time kernel
    108s
  • max time network
    129s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230221-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16-04-2023 09:34

General

  • Target

    37d8d639e0f4077e3f59aa52f138016009699b59870b73684a0bf32c02415230.exe

  • Size

    468KB

  • MD5

    72ac36f44d27a263920a8158b02a0949

  • SHA1

    bf9f1e8e624312e84f1e008e6e68e152fbebefe5

  • SHA256

    37d8d639e0f4077e3f59aa52f138016009699b59870b73684a0bf32c02415230

  • SHA512

    3ad943ffced45065d81880c504f2b426ada75a1ec3aeef6309c38aa18474b5e203540a8bd005db8a92b828fb32e620a00d286d5f98db86a4c04b44b6eead1d15

  • SSDEEP

    6144:QTbNumAMWf4dcdumeEOXcY117aBe1nEv7dHwSAY2BZiIzWSxR:QTxunMc4dc0mDOXz8KEvp/A7B3WE

Malware Config

Extracted

Family

vidar

Version

3.4

Botnet

e749025c61b2caca10aa829a9e1a65a1

C2

https://steamcommunity.com/profiles/76561199494593681

https://t.me/auftriebs

Attributes
  • profile_id_v2

    e749025c61b2caca10aa829a9e1a65a1

  • user_agent

    Mozilla/5.0 (X11; Ubuntu; Linux x86_64; rv:105.0) Gecko/20100101 Firefox/105.0

Extracted

Family

laplas

C2

http://185.106.92.74

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.

  • 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 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.

  • Enumerates physical storage devices 1 TTPs

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

  • 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
  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\37d8d639e0f4077e3f59aa52f138016009699b59870b73684a0bf32c02415230.exe
    "C:\Users\Admin\AppData\Local\Temp\37d8d639e0f4077e3f59aa52f138016009699b59870b73684a0bf32c02415230.exe"
    1⤵
    • Checks computer location settings
    • Loads dropped DLL
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2320
    • C:\ProgramData\73371825740732305147.exe
      "C:\ProgramData\73371825740732305147.exe"
      2⤵
      • Checks computer location settings
      • Executes dropped EXE
      • Adds Run key to start application
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:928
      • C:\Users\Admin\AppData\Roaming\telemetry\svcservice.exe
        "C:\Users\Admin\AppData\Roaming\telemetry\svcservice.exe"
        3⤵
        • Executes dropped EXE
        • Suspicious behavior: EnumeratesProcesses
        PID:3752
    • C:\ProgramData\88148240874370601824.exe
      "C:\ProgramData\88148240874370601824.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:3868
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /C choice /C Y /N /D Y /T 0 &Del C:\ProgramData\88148240874370601824.exe
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2780
        • C:\Windows\system32\choice.exe
          choice /C Y /N /D Y /T 0
          4⤵
            PID:3824
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /c timeout /t 6 & del /f /q "C:\Users\Admin\AppData\Local\Temp\37d8d639e0f4077e3f59aa52f138016009699b59870b73684a0bf32c02415230.exe" & exit
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:4900
        • C:\Windows\SysWOW64\timeout.exe
          timeout /t 6
          3⤵
          • Delays execution with timeout.exe
          PID:4464
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 2320 -s 2120
        2⤵
        • Program crash
        PID:4508
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 2320 -ip 2320
      1⤵
        PID:2344

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\ProgramData\73371825740732305147.exe

        Filesize

        6.7MB

        MD5

        3bc6d011a6c3d265bcc0f04075eaaf0e

        SHA1

        a2b389d5a0fd9e06c33eba512aa6ac51cee53e0d

        SHA256

        c73e76cac5d6f6b9dae7327586d2240db1eff444fca0689f23c2f66d9737f7fa

        SHA512

        0b75a073d6952a901738d30b04aaf911f57434b44f339c320a3815bbffe606ae52a2ff5fdc473a1e9aa1162e567705b4767630e1378ff1538b2d96c963aed3ed

      • C:\ProgramData\73371825740732305147.exe

        Filesize

        6.7MB

        MD5

        3bc6d011a6c3d265bcc0f04075eaaf0e

        SHA1

        a2b389d5a0fd9e06c33eba512aa6ac51cee53e0d

        SHA256

        c73e76cac5d6f6b9dae7327586d2240db1eff444fca0689f23c2f66d9737f7fa

        SHA512

        0b75a073d6952a901738d30b04aaf911f57434b44f339c320a3815bbffe606ae52a2ff5fdc473a1e9aa1162e567705b4767630e1378ff1538b2d96c963aed3ed

      • C:\ProgramData\73371825740732305147.exe

        Filesize

        6.7MB

        MD5

        3bc6d011a6c3d265bcc0f04075eaaf0e

        SHA1

        a2b389d5a0fd9e06c33eba512aa6ac51cee53e0d

        SHA256

        c73e76cac5d6f6b9dae7327586d2240db1eff444fca0689f23c2f66d9737f7fa

        SHA512

        0b75a073d6952a901738d30b04aaf911f57434b44f339c320a3815bbffe606ae52a2ff5fdc473a1e9aa1162e567705b4767630e1378ff1538b2d96c963aed3ed

      • C:\ProgramData\88148240874370601824.exe

        Filesize

        4.3MB

        MD5

        c4ab3149ef02a36d663699a8c541933e

        SHA1

        67088f5eff9ec575775b711c9e3650d12d7f4d5c

        SHA256

        0a0fbd6af9e5d110118f02b87f9a92f9f58fb100f6d9883d55a6aae6c548b4ce

        SHA512

        88b10f81b2cd273fefeffb4c2078807e89b4b756d50110b61e9f89092715f29ba8d1803f64bc971c1293dc624b92d0b7f05612ae661dd8d24e47d39047a4b7b4

      • C:\ProgramData\88148240874370601824.exe

        Filesize

        4.3MB

        MD5

        c4ab3149ef02a36d663699a8c541933e

        SHA1

        67088f5eff9ec575775b711c9e3650d12d7f4d5c

        SHA256

        0a0fbd6af9e5d110118f02b87f9a92f9f58fb100f6d9883d55a6aae6c548b4ce

        SHA512

        88b10f81b2cd273fefeffb4c2078807e89b4b756d50110b61e9f89092715f29ba8d1803f64bc971c1293dc624b92d0b7f05612ae661dd8d24e47d39047a4b7b4

      • C:\ProgramData\88148240874370601824.exe

        Filesize

        4.3MB

        MD5

        c4ab3149ef02a36d663699a8c541933e

        SHA1

        67088f5eff9ec575775b711c9e3650d12d7f4d5c

        SHA256

        0a0fbd6af9e5d110118f02b87f9a92f9f58fb100f6d9883d55a6aae6c548b4ce

        SHA512

        88b10f81b2cd273fefeffb4c2078807e89b4b756d50110b61e9f89092715f29ba8d1803f64bc971c1293dc624b92d0b7f05612ae661dd8d24e47d39047a4b7b4

      • 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\telemetry\svcservice.exe

        Filesize

        515.4MB

        MD5

        0cf5dac38131a9403052a4c5a614e0a1

        SHA1

        addc817c82a3fb09fb8b98c582b3c720631c6b52

        SHA256

        3506c506b740cc70856caf6808d2db8e2e4cd6b6171221beef1cf1ea04f7d5f0

        SHA512

        31786dbd14551e849df44ef50e2344c28f5d051b45c7fd428f9c93355accdd76723916b9423e634535034615d5c3567e24a0d6e721091928cb1ab2e744a8915d

      • C:\Users\Admin\AppData\Roaming\telemetry\svcservice.exe

        Filesize

        480.1MB

        MD5

        302b67e3f35e1a821b7c6df45dfec148

        SHA1

        c07873aee95593dddc255c2dcc621e036e769000

        SHA256

        ea70d1b6dd1b1c1d0704f76f4c099586104c11d2692200d93cb24cf81be5aa97

        SHA512

        f842624613501c9acbaeade1d7dd30722958322e67baab94bbbec99dfb728c67f4fe324b9b05e756ca71ea39ca2a1f1e112ca943a0241690a23dc9b90cad8f6d

      • memory/928-234-0x0000000000D00000-0x0000000001765000-memory.dmp

        Filesize

        10.4MB

      • memory/928-233-0x0000000000CE0000-0x0000000000CE1000-memory.dmp

        Filesize

        4KB

      • memory/2320-134-0x0000000002590000-0x00000000025E7000-memory.dmp

        Filesize

        348KB

      • memory/2320-230-0x0000000000400000-0x000000000081A000-memory.dmp

        Filesize

        4.1MB

      • memory/2320-245-0x0000000000400000-0x000000000081A000-memory.dmp

        Filesize

        4.1MB

      • memory/2320-248-0x0000000000400000-0x000000000081A000-memory.dmp

        Filesize

        4.1MB

      • memory/2320-214-0x0000000000400000-0x000000000081A000-memory.dmp

        Filesize

        4.1MB

      • memory/2320-144-0x0000000061E00000-0x0000000061EF3000-memory.dmp

        Filesize

        972KB

      • memory/3752-266-0x0000000001410000-0x0000000001411000-memory.dmp

        Filesize

        4KB

      • memory/3752-267-0x0000000000320000-0x0000000000D85000-memory.dmp

        Filesize

        10.4MB

      • memory/3868-246-0x0000000000940000-0x00000000017A3000-memory.dmp

        Filesize

        14.4MB

      • memory/3868-247-0x0000000000940000-0x00000000017A3000-memory.dmp

        Filesize

        14.4MB