Analysis

  • max time kernel
    110s
  • max time network
    143s
  • 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 17:30

General

  • Target

    75ef360d79e718d7beea4d9be1d884fe6330acc849a2847ed99d0f9dc5108458.exe

  • Size

    323KB

  • MD5

    8df55f8e4ab4239038acf21740a4f87d

  • SHA1

    0083cb226b4ee13bb8969c986b7a0f5231f3ddb9

  • SHA256

    75ef360d79e718d7beea4d9be1d884fe6330acc849a2847ed99d0f9dc5108458

  • SHA512

    675db6678e433f3d5607c771374d5bb779ef3241547fbb36bdc6f5b08ea5311bd050643c6589b8aa6613ee4ad7d1f55e0220cd7e5379b7962a5426a1190611c2

  • SSDEEP

    6144:ZhP3h3O6Nv/F92K4ehDuB+4NdbMftfebj5egb:Zdhe6Nv/j2y0s4jKtfcv

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\75ef360d79e718d7beea4d9be1d884fe6330acc849a2847ed99d0f9dc5108458.exe
    "C:\Users\Admin\AppData\Local\Temp\75ef360d79e718d7beea4d9be1d884fe6330acc849a2847ed99d0f9dc5108458.exe"
    1⤵
    • Checks computer location settings
    • Loads dropped DLL
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1232
    • C:\ProgramData\59585668692614630888.exe
      "C:\ProgramData\59585668692614630888.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:3696
      • 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:3672
    • C:\ProgramData\36041270494827525790.exe
      "C:\ProgramData\36041270494827525790.exe"
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:2172
      • C:\Windows\system32\cmd.exe
        C:\Windows\system32\cmd.exe /C choice /C Y /N /D Y /T 0 &Del C:\ProgramData\36041270494827525790.exe
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:5000
        • C:\Windows\system32\choice.exe
          choice /C Y /N /D Y /T 0
          4⤵
            PID:4896
      • C:\Windows\SysWOW64\cmd.exe
        "C:\Windows\System32\cmd.exe" /c timeout /t 6 & del /f /q "C:\Users\Admin\AppData\Local\Temp\75ef360d79e718d7beea4d9be1d884fe6330acc849a2847ed99d0f9dc5108458.exe" & exit
        2⤵
        • Suspicious use of WriteProcessMemory
        PID:3416
        • C:\Windows\SysWOW64\timeout.exe
          timeout /t 6
          3⤵
          • Delays execution with timeout.exe
          PID:1988
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1232 -s 2288
        2⤵
        • Program crash
        PID:2828
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 1232 -ip 1232
      1⤵
        PID:1612

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\ProgramData\36041270494827525790.exe

        Filesize

        4.3MB

        MD5

        c4ab3149ef02a36d663699a8c541933e

        SHA1

        67088f5eff9ec575775b711c9e3650d12d7f4d5c

        SHA256

        0a0fbd6af9e5d110118f02b87f9a92f9f58fb100f6d9883d55a6aae6c548b4ce

        SHA512

        88b10f81b2cd273fefeffb4c2078807e89b4b756d50110b61e9f89092715f29ba8d1803f64bc971c1293dc624b92d0b7f05612ae661dd8d24e47d39047a4b7b4

      • C:\ProgramData\36041270494827525790.exe

        Filesize

        4.3MB

        MD5

        c4ab3149ef02a36d663699a8c541933e

        SHA1

        67088f5eff9ec575775b711c9e3650d12d7f4d5c

        SHA256

        0a0fbd6af9e5d110118f02b87f9a92f9f58fb100f6d9883d55a6aae6c548b4ce

        SHA512

        88b10f81b2cd273fefeffb4c2078807e89b4b756d50110b61e9f89092715f29ba8d1803f64bc971c1293dc624b92d0b7f05612ae661dd8d24e47d39047a4b7b4

      • C:\ProgramData\36041270494827525790.exe

        Filesize

        4.3MB

        MD5

        c4ab3149ef02a36d663699a8c541933e

        SHA1

        67088f5eff9ec575775b711c9e3650d12d7f4d5c

        SHA256

        0a0fbd6af9e5d110118f02b87f9a92f9f58fb100f6d9883d55a6aae6c548b4ce

        SHA512

        88b10f81b2cd273fefeffb4c2078807e89b4b756d50110b61e9f89092715f29ba8d1803f64bc971c1293dc624b92d0b7f05612ae661dd8d24e47d39047a4b7b4

      • C:\ProgramData\59585668692614630888.exe

        Filesize

        7.2MB

        MD5

        c5e0fb4ecaa8a7481a283099d604f7a0

        SHA1

        df4b0c0cc823da2b0443076650c292b43dd9de33

        SHA256

        c6c03e97c5de0c9eb264e4914d8c7f64d7e3528cc696f613e451a294262f3c42

        SHA512

        375677d0cc802b09c7d1532d162a91a8eec4679f7639ef38dca9a9d3a03e20b3ab54707af7ffb138d00ec93ea4b34b6db0b33f365dc888ff9056c808a239bc57

      • C:\ProgramData\59585668692614630888.exe

        Filesize

        7.2MB

        MD5

        c5e0fb4ecaa8a7481a283099d604f7a0

        SHA1

        df4b0c0cc823da2b0443076650c292b43dd9de33

        SHA256

        c6c03e97c5de0c9eb264e4914d8c7f64d7e3528cc696f613e451a294262f3c42

        SHA512

        375677d0cc802b09c7d1532d162a91a8eec4679f7639ef38dca9a9d3a03e20b3ab54707af7ffb138d00ec93ea4b34b6db0b33f365dc888ff9056c808a239bc57

      • C:\ProgramData\59585668692614630888.exe

        Filesize

        7.2MB

        MD5

        c5e0fb4ecaa8a7481a283099d604f7a0

        SHA1

        df4b0c0cc823da2b0443076650c292b43dd9de33

        SHA256

        c6c03e97c5de0c9eb264e4914d8c7f64d7e3528cc696f613e451a294262f3c42

        SHA512

        375677d0cc802b09c7d1532d162a91a8eec4679f7639ef38dca9a9d3a03e20b3ab54707af7ffb138d00ec93ea4b34b6db0b33f365dc888ff9056c808a239bc57

      • 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

        738.2MB

        MD5

        2bcd0fa4515f2e421109cbd9b854e3d6

        SHA1

        92d526a44dc490aa4959fd961eb0f54570bc5934

        SHA256

        32dfdee2026d63609af8a47824b30d2d12c118e6bfbf8c218c8461231aa55239

        SHA512

        2d41aa8d851a6893990cb59e601b3675e1f6b0f8a2aa874f6817a90bc9785a704c940c877dbda97d4effa3b29517969ee06c0000597bda956c0c2293131a8139

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

        Filesize

        738.2MB

        MD5

        2bcd0fa4515f2e421109cbd9b854e3d6

        SHA1

        92d526a44dc490aa4959fd961eb0f54570bc5934

        SHA256

        32dfdee2026d63609af8a47824b30d2d12c118e6bfbf8c218c8461231aa55239

        SHA512

        2d41aa8d851a6893990cb59e601b3675e1f6b0f8a2aa874f6817a90bc9785a704c940c877dbda97d4effa3b29517969ee06c0000597bda956c0c2293131a8139

      • memory/1232-246-0x0000000000400000-0x00000000004C0000-memory.dmp

        Filesize

        768KB

      • memory/1232-134-0x0000000000610000-0x0000000000667000-memory.dmp

        Filesize

        348KB

      • memory/1232-256-0x0000000000400000-0x00000000004C0000-memory.dmp

        Filesize

        768KB

      • memory/1232-214-0x0000000000400000-0x00000000004C0000-memory.dmp

        Filesize

        768KB

      • memory/1232-144-0x0000000061E00000-0x0000000061EF3000-memory.dmp

        Filesize

        972KB

      • memory/2172-245-0x0000000000EC0000-0x0000000001D23000-memory.dmp

        Filesize

        14.4MB

      • memory/2172-247-0x0000000000EC0000-0x0000000001D23000-memory.dmp

        Filesize

        14.4MB

      • memory/3672-260-0x0000000000D40000-0x0000000000D41000-memory.dmp

        Filesize

        4KB

      • memory/3672-261-0x0000000000D50000-0x0000000000D51000-memory.dmp

        Filesize

        4KB

      • memory/3672-262-0x0000000000E90000-0x00000000019CA000-memory.dmp

        Filesize

        11.2MB

      • memory/3696-234-0x0000000000BA0000-0x00000000016DA000-memory.dmp

        Filesize

        11.2MB

      • memory/3696-233-0x0000000003100000-0x0000000003101000-memory.dmp

        Filesize

        4KB

      • memory/3696-232-0x0000000000B90000-0x0000000000B91000-memory.dmp

        Filesize

        4KB