Analysis

  • max time kernel
    133s
  • max time network
    137s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    11-04-2023 10:23

General

  • Target

    f85f5d81701dfd84269fbb2890903d0a.exe

  • Size

    309KB

  • MD5

    f85f5d81701dfd84269fbb2890903d0a

  • SHA1

    db21b987f5e260ea0747091fbc183497c5ecceb5

  • SHA256

    6c26e5a25958830af43246a52754d4f6686b44cf7c96facce8be29c496561c29

  • SHA512

    2e6d4a74a802553008389a0b0d7b9d6b31050e430ed98c17a9e21c5fe95a17ac7b67f99c5dcfa20a91596167461e0b1d13123780b770b54f99477059ce188209

  • SSDEEP

    6144:t9jiKUWVVWz6UmSPFwF25Cz0TYf4RfdyCbSf36ysjH2i7PjE:t9jiAVemKFP57kO7S/6ystE

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.

  • Suspicious use of NtSetInformationThreadHideFromDebugger 4 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • 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\f85f5d81701dfd84269fbb2890903d0a.exe
    "C:\Users\Admin\AppData\Local\Temp\f85f5d81701dfd84269fbb2890903d0a.exe"
    1⤵
    • Checks computer location settings
    • Loads dropped DLL
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:3324
    • C:\ProgramData\50257838595645740926.exe
      "C:\ProgramData\50257838595645740926.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:1576
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /C choice /C Y /N /D Y /T 0 &Del C:\ProgramData\50257838595645740926.exe
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:3880
        • C:\Windows\system32\choice.exe
          choice /C Y /N /D Y /T 0
          4⤵
            PID:1980
      • C:\ProgramData\19677818831844618229.exe
        "C:\ProgramData\19677818831844618229.exe"
        2⤵
        • Checks computer location settings
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious use of NtSetInformationThreadHideFromDebugger
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of WriteProcessMemory
        PID:2148
        • C:\Users\Admin\AppData\Roaming\telemetry\svcservice.exe
          "C:\Users\Admin\AppData\Roaming\telemetry\svcservice.exe"
          3⤵
          • Executes dropped EXE
          • Suspicious use of NtSetInformationThreadHideFromDebugger
          • Suspicious behavior: EnumeratesProcesses
          PID:4816
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /c timeout /t 6 & del /f /q "C:\Users\Admin\AppData\Local\Temp\f85f5d81701dfd84269fbb2890903d0a.exe" & exit
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:4860
        • C:\Windows\SysWOW64\timeout.exe
          timeout /t 6
          3⤵
          • Delays execution with timeout.exe
          PID:3668

    Network

    MITRE ATT&CK Enterprise v6

    Replay Monitor

    Loading Replay Monitor...

    Downloads

    • C:\ProgramData\19677818831844618229.exe

      Filesize

      7.2MB

      MD5

      c5e0fb4ecaa8a7481a283099d604f7a0

      SHA1

      df4b0c0cc823da2b0443076650c292b43dd9de33

      SHA256

      c6c03e97c5de0c9eb264e4914d8c7f64d7e3528cc696f613e451a294262f3c42

      SHA512

      375677d0cc802b09c7d1532d162a91a8eec4679f7639ef38dca9a9d3a03e20b3ab54707af7ffb138d00ec93ea4b34b6db0b33f365dc888ff9056c808a239bc57

    • C:\ProgramData\19677818831844618229.exe

      Filesize

      7.2MB

      MD5

      c5e0fb4ecaa8a7481a283099d604f7a0

      SHA1

      df4b0c0cc823da2b0443076650c292b43dd9de33

      SHA256

      c6c03e97c5de0c9eb264e4914d8c7f64d7e3528cc696f613e451a294262f3c42

      SHA512

      375677d0cc802b09c7d1532d162a91a8eec4679f7639ef38dca9a9d3a03e20b3ab54707af7ffb138d00ec93ea4b34b6db0b33f365dc888ff9056c808a239bc57

    • C:\ProgramData\19677818831844618229.exe

      Filesize

      7.2MB

      MD5

      c5e0fb4ecaa8a7481a283099d604f7a0

      SHA1

      df4b0c0cc823da2b0443076650c292b43dd9de33

      SHA256

      c6c03e97c5de0c9eb264e4914d8c7f64d7e3528cc696f613e451a294262f3c42

      SHA512

      375677d0cc802b09c7d1532d162a91a8eec4679f7639ef38dca9a9d3a03e20b3ab54707af7ffb138d00ec93ea4b34b6db0b33f365dc888ff9056c808a239bc57

    • C:\ProgramData\50257838595645740926.exe

      Filesize

      4.3MB

      MD5

      c4ab3149ef02a36d663699a8c541933e

      SHA1

      67088f5eff9ec575775b711c9e3650d12d7f4d5c

      SHA256

      0a0fbd6af9e5d110118f02b87f9a92f9f58fb100f6d9883d55a6aae6c548b4ce

      SHA512

      88b10f81b2cd273fefeffb4c2078807e89b4b756d50110b61e9f89092715f29ba8d1803f64bc971c1293dc624b92d0b7f05612ae661dd8d24e47d39047a4b7b4

    • C:\ProgramData\50257838595645740926.exe

      Filesize

      4.3MB

      MD5

      c4ab3149ef02a36d663699a8c541933e

      SHA1

      67088f5eff9ec575775b711c9e3650d12d7f4d5c

      SHA256

      0a0fbd6af9e5d110118f02b87f9a92f9f58fb100f6d9883d55a6aae6c548b4ce

      SHA512

      88b10f81b2cd273fefeffb4c2078807e89b4b756d50110b61e9f89092715f29ba8d1803f64bc971c1293dc624b92d0b7f05612ae661dd8d24e47d39047a4b7b4

    • C:\ProgramData\50257838595645740926.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

      814.2MB

      MD5

      85fab29b63e6074f8a497c6bffa95f4d

      SHA1

      76d20cdd892e8b8c389207d05fb7034118535e41

      SHA256

      fb32090a9f4ccb674694d80e43018b71dd129dfc9babe1ff952621bad86578de

      SHA512

      28a7c3c8c4fee6e285db47d5e0fe39e7ec1c0250e1ea1c7e0dbf304e46b4df0e8801d110c6136641aba1248dd4a3ba01f8a86ce717b1f13436f9938c5ebd4c6b

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

      Filesize

      814.2MB

      MD5

      85fab29b63e6074f8a497c6bffa95f4d

      SHA1

      76d20cdd892e8b8c389207d05fb7034118535e41

      SHA256

      fb32090a9f4ccb674694d80e43018b71dd129dfc9babe1ff952621bad86578de

      SHA512

      28a7c3c8c4fee6e285db47d5e0fe39e7ec1c0250e1ea1c7e0dbf304e46b4df0e8801d110c6136641aba1248dd4a3ba01f8a86ce717b1f13436f9938c5ebd4c6b

    • memory/1576-229-0x0000000000EB0000-0x0000000001D13000-memory.dmp

      Filesize

      14.4MB

    • memory/1576-230-0x0000000000EB0000-0x0000000001D13000-memory.dmp

      Filesize

      14.4MB

    • memory/2148-246-0x0000000000B60000-0x000000000169A000-memory.dmp

      Filesize

      11.2MB

    • memory/2148-244-0x00000000017D0000-0x00000000017D1000-memory.dmp

      Filesize

      4KB

    • memory/2148-245-0x00000000017E0000-0x00000000017E1000-memory.dmp

      Filesize

      4KB

    • memory/3324-243-0x0000000000400000-0x00000000004BB000-memory.dmp

      Filesize

      748KB

    • memory/3324-214-0x0000000000400000-0x00000000004BB000-memory.dmp

      Filesize

      748KB

    • memory/3324-144-0x0000000061E00000-0x0000000061EF3000-memory.dmp

      Filesize

      972KB

    • memory/3324-134-0x0000000002250000-0x00000000022A7000-memory.dmp

      Filesize

      348KB

    • memory/4816-260-0x0000000002D50000-0x0000000002D51000-memory.dmp

      Filesize

      4KB

    • memory/4816-261-0x0000000002D60000-0x0000000002D61000-memory.dmp

      Filesize

      4KB

    • memory/4816-262-0x0000000000320000-0x0000000000E5A000-memory.dmp

      Filesize

      11.2MB