Analysis

  • max time kernel
    140s
  • max time network
    142s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13-04-2023 00:44

General

  • Target

    setup.exe

  • Size

    471KB

  • MD5

    b1e466a687396f9c2621306e0f73a3bc

  • SHA1

    1e66d58d866d84558ebd587d4ddf130f191cfc62

  • SHA256

    7270e44dd334a644de29c35c84272269c2644343b851c95ea2638bbcc482e532

  • SHA512

    8d8318ab70216feb4fe4420f0814c068410f79f2da8edaae0aff2fab31ba0bbfdc5ddfa3e82635acd19767ec69c348677188594e0681af867afbcbce9893da49

  • SSDEEP

    6144:lHgwkazTlFMn+gRq1OGRgMOxt7DL4RHMV5c07+v96hdYzJA6W9:lHsaz5FMn+gR4RtOxJL3V5v7K6hWzS6

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.

  • 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\setup.exe
    "C:\Users\Admin\AppData\Local\Temp\setup.exe"
    1⤵
    • Checks computer location settings
    • Loads dropped DLL
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:5048
    • C:\ProgramData\14024946584880408463.exe
      "C:\ProgramData\14024946584880408463.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:4684
      • 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:1500
    • C:\ProgramData\29641473832285485826.exe
      "C:\ProgramData\29641473832285485826.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:3084
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /C choice /C Y /N /D Y /T 0 &Del C:\ProgramData\29641473832285485826.exe
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:5108
        • C:\Windows\system32\choice.exe
          choice /C Y /N /D Y /T 0
          4⤵
            PID:4180
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /c timeout /t 6 & del /f /q "C:\Users\Admin\AppData\Local\Temp\setup.exe" & exit
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:4124
        • C:\Windows\SysWOW64\timeout.exe
          timeout /t 6
          3⤵
          • Delays execution with timeout.exe
          PID:5060
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 5048 -s 2104
        2⤵
        • Program crash
        PID:1192
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 5048 -ip 5048
      1⤵
        PID:4484

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\ProgramData\14024946584880408463.exe

        Filesize

        7.2MB

        MD5

        c5e0fb4ecaa8a7481a283099d604f7a0

        SHA1

        df4b0c0cc823da2b0443076650c292b43dd9de33

        SHA256

        c6c03e97c5de0c9eb264e4914d8c7f64d7e3528cc696f613e451a294262f3c42

        SHA512

        375677d0cc802b09c7d1532d162a91a8eec4679f7639ef38dca9a9d3a03e20b3ab54707af7ffb138d00ec93ea4b34b6db0b33f365dc888ff9056c808a239bc57

      • C:\ProgramData\14024946584880408463.exe

        Filesize

        7.2MB

        MD5

        c5e0fb4ecaa8a7481a283099d604f7a0

        SHA1

        df4b0c0cc823da2b0443076650c292b43dd9de33

        SHA256

        c6c03e97c5de0c9eb264e4914d8c7f64d7e3528cc696f613e451a294262f3c42

        SHA512

        375677d0cc802b09c7d1532d162a91a8eec4679f7639ef38dca9a9d3a03e20b3ab54707af7ffb138d00ec93ea4b34b6db0b33f365dc888ff9056c808a239bc57

      • C:\ProgramData\14024946584880408463.exe

        Filesize

        7.2MB

        MD5

        c5e0fb4ecaa8a7481a283099d604f7a0

        SHA1

        df4b0c0cc823da2b0443076650c292b43dd9de33

        SHA256

        c6c03e97c5de0c9eb264e4914d8c7f64d7e3528cc696f613e451a294262f3c42

        SHA512

        375677d0cc802b09c7d1532d162a91a8eec4679f7639ef38dca9a9d3a03e20b3ab54707af7ffb138d00ec93ea4b34b6db0b33f365dc888ff9056c808a239bc57

      • C:\ProgramData\29641473832285485826.exe

        Filesize

        4.3MB

        MD5

        c4ab3149ef02a36d663699a8c541933e

        SHA1

        67088f5eff9ec575775b711c9e3650d12d7f4d5c

        SHA256

        0a0fbd6af9e5d110118f02b87f9a92f9f58fb100f6d9883d55a6aae6c548b4ce

        SHA512

        88b10f81b2cd273fefeffb4c2078807e89b4b756d50110b61e9f89092715f29ba8d1803f64bc971c1293dc624b92d0b7f05612ae661dd8d24e47d39047a4b7b4

      • C:\ProgramData\29641473832285485826.exe

        Filesize

        4.3MB

        MD5

        c4ab3149ef02a36d663699a8c541933e

        SHA1

        67088f5eff9ec575775b711c9e3650d12d7f4d5c

        SHA256

        0a0fbd6af9e5d110118f02b87f9a92f9f58fb100f6d9883d55a6aae6c548b4ce

        SHA512

        88b10f81b2cd273fefeffb4c2078807e89b4b756d50110b61e9f89092715f29ba8d1803f64bc971c1293dc624b92d0b7f05612ae661dd8d24e47d39047a4b7b4

      • C:\ProgramData\29641473832285485826.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

        829.2MB

        MD5

        e15f099f7a7290b069fb9cc7d9c32af4

        SHA1

        0112edb37a856cee8077ad6ffdf061d8348bf99e

        SHA256

        d03f7ff18657cf17044e565994a8e28b1dab1c74f612358cab6db65bf6e04878

        SHA512

        d512b23c9f43ec8524a581c192d6a8c97d964001acb1ec7b823a11c0a4d38830ce3fcbccffd5f31639bd593f1f1beb4b40ee8a7a2732db43a5431f9a0cbe7827

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

        Filesize

        829.2MB

        MD5

        e15f099f7a7290b069fb9cc7d9c32af4

        SHA1

        0112edb37a856cee8077ad6ffdf061d8348bf99e

        SHA256

        d03f7ff18657cf17044e565994a8e28b1dab1c74f612358cab6db65bf6e04878

        SHA512

        d512b23c9f43ec8524a581c192d6a8c97d964001acb1ec7b823a11c0a4d38830ce3fcbccffd5f31639bd593f1f1beb4b40ee8a7a2732db43a5431f9a0cbe7827

      • memory/1500-261-0x0000000001440000-0x0000000001441000-memory.dmp

        Filesize

        4KB

      • memory/1500-260-0x0000000001430000-0x0000000001431000-memory.dmp

        Filesize

        4KB

      • memory/1500-262-0x0000000000530000-0x000000000106A000-memory.dmp

        Filesize

        11.2MB

      • memory/3084-246-0x00000000006F0000-0x0000000001553000-memory.dmp

        Filesize

        14.4MB

      • memory/3084-245-0x00000000006F0000-0x0000000001553000-memory.dmp

        Filesize

        14.4MB

      • memory/4684-234-0x0000000000360000-0x0000000000E9A000-memory.dmp

        Filesize

        11.2MB

      • memory/4684-233-0x0000000000FF0000-0x0000000000FF1000-memory.dmp

        Filesize

        4KB

      • memory/4684-232-0x0000000000FE0000-0x0000000000FE1000-memory.dmp

        Filesize

        4KB

      • memory/5048-134-0x0000000000940000-0x0000000000997000-memory.dmp

        Filesize

        348KB

      • memory/5048-247-0x0000000000400000-0x000000000081A000-memory.dmp

        Filesize

        4.1MB

      • memory/5048-214-0x0000000000400000-0x000000000081A000-memory.dmp

        Filesize

        4.1MB

      • memory/5048-144-0x0000000061E00000-0x0000000061EF3000-memory.dmp

        Filesize

        972KB