Analysis

  • max time kernel
    119s
  • max time network
    152s
  • 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 09:09

General

  • Target

    3cba06977093cf31c52f325ebded13f0.exe

  • Size

    302KB

  • MD5

    3cba06977093cf31c52f325ebded13f0

  • SHA1

    b9fbe0866e1ed4c9576a9ceb5021f4de685edc4a

  • SHA256

    be4e635c156e8f4a486c101e9778e56143e5130b64075a4eed30f933c97378e2

  • SHA512

    34802ad2c077a2d0200b60058031c5cdeb8ec84b59af7b763c8ea6bf7748428100eaacb3c6736684ba860d6bb79badfa15dddba18ca63d673ecb2b1eb41548a4

  • SSDEEP

    6144:2928exxn5CmGiziD6tNfge6C9KWyhP6VYnIUJN/D:oWjBGizietWntP6yI

Malware Config

Extracted

Family

vidar

Version

3.3

Botnet

8eb820ddf1aebfd9fcdae0b7decef98a

C2

https://steamcommunity.com/profiles/76561199492257783

https://t.me/justsometg

Attributes
  • profile_id_v2

    8eb820ddf1aebfd9fcdae0b7decef98a

  • user_agent

    Mozilla/5.0 (X11; Linux 3.5.4-1-ARCH i686; es) KHTML/4.9.1 (like Gecko) Konqueror/4.9

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.

  • 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\3cba06977093cf31c52f325ebded13f0.exe
    "C:\Users\Admin\AppData\Local\Temp\3cba06977093cf31c52f325ebded13f0.exe"
    1⤵
    • Checks computer location settings
    • Loads dropped DLL
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:3384
    • C:\ProgramData\39878792862624523125.exe
      "C:\ProgramData\39878792862624523125.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:4632
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /C choice /C Y /N /D Y /T 0 &Del C:\ProgramData\39878792862624523125.exe
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:668
        • C:\Windows\system32\choice.exe
          choice /C Y /N /D Y /T 0
          4⤵
            PID:4956
      • C:\ProgramData\11513249712808565666.exe
        "C:\ProgramData\11513249712808565666.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:4592
        • 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:2324
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /c timeout /t 6 & del /f /q "C:\Users\Admin\AppData\Local\Temp\3cba06977093cf31c52f325ebded13f0.exe" & exit
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:2636
        • C:\Windows\SysWOW64\timeout.exe
          timeout /t 6
          3⤵
          • Delays execution with timeout.exe
          PID:4728
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3384 -s 1756
        2⤵
        • Program crash
        PID:2432
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 3384 -ip 3384
      1⤵
        PID:2500

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\ProgramData\11513249712808565666.exe

        Filesize

        7.2MB

        MD5

        c5e0fb4ecaa8a7481a283099d604f7a0

        SHA1

        df4b0c0cc823da2b0443076650c292b43dd9de33

        SHA256

        c6c03e97c5de0c9eb264e4914d8c7f64d7e3528cc696f613e451a294262f3c42

        SHA512

        375677d0cc802b09c7d1532d162a91a8eec4679f7639ef38dca9a9d3a03e20b3ab54707af7ffb138d00ec93ea4b34b6db0b33f365dc888ff9056c808a239bc57

      • C:\ProgramData\11513249712808565666.exe

        Filesize

        7.2MB

        MD5

        c5e0fb4ecaa8a7481a283099d604f7a0

        SHA1

        df4b0c0cc823da2b0443076650c292b43dd9de33

        SHA256

        c6c03e97c5de0c9eb264e4914d8c7f64d7e3528cc696f613e451a294262f3c42

        SHA512

        375677d0cc802b09c7d1532d162a91a8eec4679f7639ef38dca9a9d3a03e20b3ab54707af7ffb138d00ec93ea4b34b6db0b33f365dc888ff9056c808a239bc57

      • C:\ProgramData\11513249712808565666.exe

        Filesize

        7.2MB

        MD5

        c5e0fb4ecaa8a7481a283099d604f7a0

        SHA1

        df4b0c0cc823da2b0443076650c292b43dd9de33

        SHA256

        c6c03e97c5de0c9eb264e4914d8c7f64d7e3528cc696f613e451a294262f3c42

        SHA512

        375677d0cc802b09c7d1532d162a91a8eec4679f7639ef38dca9a9d3a03e20b3ab54707af7ffb138d00ec93ea4b34b6db0b33f365dc888ff9056c808a239bc57

      • C:\ProgramData\39878792862624523125.exe

        Filesize

        4.3MB

        MD5

        c4ab3149ef02a36d663699a8c541933e

        SHA1

        67088f5eff9ec575775b711c9e3650d12d7f4d5c

        SHA256

        0a0fbd6af9e5d110118f02b87f9a92f9f58fb100f6d9883d55a6aae6c548b4ce

        SHA512

        88b10f81b2cd273fefeffb4c2078807e89b4b756d50110b61e9f89092715f29ba8d1803f64bc971c1293dc624b92d0b7f05612ae661dd8d24e47d39047a4b7b4

      • C:\ProgramData\39878792862624523125.exe

        Filesize

        4.3MB

        MD5

        c4ab3149ef02a36d663699a8c541933e

        SHA1

        67088f5eff9ec575775b711c9e3650d12d7f4d5c

        SHA256

        0a0fbd6af9e5d110118f02b87f9a92f9f58fb100f6d9883d55a6aae6c548b4ce

        SHA512

        88b10f81b2cd273fefeffb4c2078807e89b4b756d50110b61e9f89092715f29ba8d1803f64bc971c1293dc624b92d0b7f05612ae661dd8d24e47d39047a4b7b4

      • C:\ProgramData\39878792862624523125.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

        852.2MB

        MD5

        4161e47a74f27b3ed2028c36c73a400f

        SHA1

        3a963661f42026dc526864a71d9042f102de5919

        SHA256

        318c71454e28e14c6d35d3ffca0b24517723dadac2f23ba5f552c6617fed704e

        SHA512

        16fd50f0512ab8e03f982bb1c694cc650604fbf23f002cc45326a306b688117858dcc187ba053b105bde73abbb39f90cc56661c63606818a1f7dc85fada2d258

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

        Filesize

        852.2MB

        MD5

        4161e47a74f27b3ed2028c36c73a400f

        SHA1

        3a963661f42026dc526864a71d9042f102de5919

        SHA256

        318c71454e28e14c6d35d3ffca0b24517723dadac2f23ba5f552c6617fed704e

        SHA512

        16fd50f0512ab8e03f982bb1c694cc650604fbf23f002cc45326a306b688117858dcc187ba053b105bde73abbb39f90cc56661c63606818a1f7dc85fada2d258

      • memory/2324-262-0x0000000000C70000-0x00000000017AA000-memory.dmp

        Filesize

        11.2MB

      • memory/2324-261-0x00000000037B0000-0x00000000037B1000-memory.dmp

        Filesize

        4KB

      • memory/2324-260-0x00000000037A0000-0x00000000037A1000-memory.dmp

        Filesize

        4KB

      • memory/3384-221-0x0000000000650000-0x00000000006A7000-memory.dmp

        Filesize

        348KB

      • memory/3384-214-0x0000000000400000-0x00000000004B9000-memory.dmp

        Filesize

        740KB

      • memory/3384-144-0x0000000061E00000-0x0000000061EF3000-memory.dmp

        Filesize

        972KB

      • memory/3384-134-0x0000000000650000-0x00000000006A7000-memory.dmp

        Filesize

        348KB

      • memory/3384-248-0x0000000000400000-0x00000000004B9000-memory.dmp

        Filesize

        740KB

      • memory/4592-244-0x00000000016F0000-0x00000000016F1000-memory.dmp

        Filesize

        4KB

      • memory/4592-245-0x0000000000640000-0x000000000117A000-memory.dmp

        Filesize

        11.2MB

      • memory/4592-243-0x00000000016D0000-0x00000000016D1000-memory.dmp

        Filesize

        4KB

      • memory/4632-231-0x0000000000A60000-0x00000000018C3000-memory.dmp

        Filesize

        14.4MB

      • memory/4632-230-0x0000000000A60000-0x00000000018C3000-memory.dmp

        Filesize

        14.4MB