Analysis

  • max time kernel
    145s
  • max time network
    131s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    16-03-2023 16:16

General

  • Target

    4666c384a4c3443ac704b4fd1311a3c7.exe

  • Size

    300KB

  • MD5

    4666c384a4c3443ac704b4fd1311a3c7

  • SHA1

    13cda634b73feab1db7e9f021837d3bf3be094eb

  • SHA256

    c30c055cfc659818b2b25a7fe19885a8737f6e513f421a21c1a5eaf72158b02c

  • SHA512

    87e9176ce3926244af2580aadd00d5420266cd026cfd38d0784e01c79d7cb945aa926ab09111ee7b33a38aa31f5ecb65fd74cb1590a86de7b91271fe2c4eb8ef

  • SSDEEP

    3072:lRx2ALdis854nZr2UCPMh6FddAztieF0MjNsvauCaoh8lDaNlf8:nxVL/A4ARddAyMja58

Malware Config

Extracted

Family

laplas

C2

http://45.87.154.105

Attributes
  • api_key

    1c630872d348a77d04368d542fde4663bc2bcb96f1b909554db3472c08df2767

Signatures

  • Laplas Clipper

    Laplas is a crypto wallet stealer with three variants written in Golang, C#, and C++.

  • Downloads MZ/PE file
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 2 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.

  • 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 2 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
  • GoLang User-Agent 1 IoCs

    Uses default user-agent string defined by GoLang HTTP packages.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\4666c384a4c3443ac704b4fd1311a3c7.exe
    "C:\Users\Admin\AppData\Local\Temp\4666c384a4c3443ac704b4fd1311a3c7.exe"
    1⤵
    • Checks computer location settings
    • Loads dropped DLL
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:4524
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\EGCFHDAKEC.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1744
      • C:\Users\Admin\AppData\Local\Temp\EGCFHDAKEC.exe
        "C:\Users\Admin\AppData\Local\Temp\EGCFHDAKEC.exe"
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious use of WriteProcessMemory
        PID:4892
        • C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe
          C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe
          4⤵
          • Executes dropped EXE
          PID:4848
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4892 -s 496
          4⤵
          • Program crash
          PID:4584
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c timeout /t 5 & del /f /q "C:\Users\Admin\AppData\Local\Temp\4666c384a4c3443ac704b4fd1311a3c7.exe" & del "C:\ProgramData\*.dll"" & exit
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:220
      • C:\Windows\SysWOW64\timeout.exe
        timeout /t 5
        3⤵
        • Delays execution with timeout.exe
        PID:3772
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4524 -s 2112
      2⤵
      • Program crash
      PID:4364
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 4524 -ip 4524
    1⤵
      PID:4968
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 4892 -ip 4892
      1⤵
        PID:3224

      Network

      MITRE ATT&CK Enterprise v6

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\ProgramData\mozglue.dll

        Filesize

        593KB

        MD5

        c8fd9be83bc728cc04beffafc2907fe9

        SHA1

        95ab9f701e0024cedfbd312bcfe4e726744c4f2e

        SHA256

        ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a

        SHA512

        fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040

      • 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\Local\Temp\EGCFHDAKEC.exe

        Filesize

        1.8MB

        MD5

        d433fee70e60de32de4608f07bed7d2a

        SHA1

        8b84224c8319705317340392ad99bc529183a7db

        SHA256

        0a93f3cfdedbd88dce010e4a2e54dc8c2a2135e58f037b55a513ed8b1dc49cb7

        SHA512

        ec62acdea29ce1c56f09729c8e0832ffbd95755746305a35b0c361c92a03c88c8efb1c14eff35a9bdde26f965cd743408cacc08a5b2eb317a067fc876b9844d8

      • C:\Users\Admin\AppData\Local\Temp\EGCFHDAKEC.exe

        Filesize

        1.8MB

        MD5

        d433fee70e60de32de4608f07bed7d2a

        SHA1

        8b84224c8319705317340392ad99bc529183a7db

        SHA256

        0a93f3cfdedbd88dce010e4a2e54dc8c2a2135e58f037b55a513ed8b1dc49cb7

        SHA512

        ec62acdea29ce1c56f09729c8e0832ffbd95755746305a35b0c361c92a03c88c8efb1c14eff35a9bdde26f965cd743408cacc08a5b2eb317a067fc876b9844d8

      • C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe

        Filesize

        695.7MB

        MD5

        ca0196fe52746ff492fea811aa781edc

        SHA1

        f3734f5bbf660a598f77c6b544f51277bdae83fc

        SHA256

        230e7a05e62e51812f7f1f4cccbb17a5eee803c64b9abda5b6691eb4a3987f81

        SHA512

        86402315e69eb7eb8cc7c07b8ae64c7ff370be91b189bd93c8f2f9377b55098d0a2b7c8a8294cf82cc6a823f5143e9682647bc17196f43347c11ac9920171b95

      • C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe

        Filesize

        722.3MB

        MD5

        c9554642514f15e7bfdc1e0be9ef88ab

        SHA1

        f700b06ea34bc2c2102510f282d5496581fe629a

        SHA256

        225f2ea9cfa165ea74246cb6a16a4cc6b2f4097c516216b23b24e22cf6388041

        SHA512

        d92bf1b9d4c806942559fff522c7f5b3231d394565fa2c610f64304a87a2d3201bffeff283b0ed565c895c58139bff69d9fd7750eee35e62febae2b221713842

      • C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe

        Filesize

        599.0MB

        MD5

        656355c297cb150a088d6ab74de7fd7b

        SHA1

        7710cde91e271a6a2f36b4be57c01d76417732ea

        SHA256

        2fe61e80066a97c771b531d0869f52a25920690cc1331b35eb4a17ad01752253

        SHA512

        80488fec85ac07c23fccd207f330e60d44621397f71d062cbf39ce67965730b712ac21d0f12acec0e4128b9e7275f5abd69334d530628e7259eb46b7a8c251dd

      • memory/4524-135-0x0000000061E00000-0x0000000061EF3000-memory.dmp

        Filesize

        972KB

      • memory/4524-134-0x0000000004870000-0x0000000004885000-memory.dmp

        Filesize

        84KB

      • memory/4524-218-0x0000000000400000-0x0000000002B0F000-memory.dmp

        Filesize

        39.1MB

      • memory/4848-229-0x0000000000400000-0x0000000000803000-memory.dmp

        Filesize

        4.0MB

      • memory/4848-232-0x0000000000400000-0x0000000000803000-memory.dmp

        Filesize

        4.0MB

      • memory/4848-238-0x0000000000400000-0x0000000000803000-memory.dmp

        Filesize

        4.0MB

      • memory/4848-227-0x0000000000400000-0x0000000000803000-memory.dmp

        Filesize

        4.0MB

      • memory/4848-228-0x0000000000400000-0x0000000000803000-memory.dmp

        Filesize

        4.0MB

      • memory/4848-237-0x0000000000400000-0x0000000000803000-memory.dmp

        Filesize

        4.0MB

      • memory/4848-231-0x0000000000400000-0x0000000000803000-memory.dmp

        Filesize

        4.0MB

      • memory/4848-236-0x0000000000400000-0x0000000000803000-memory.dmp

        Filesize

        4.0MB

      • memory/4848-233-0x0000000000400000-0x0000000000803000-memory.dmp

        Filesize

        4.0MB

      • memory/4848-234-0x0000000000400000-0x0000000000803000-memory.dmp

        Filesize

        4.0MB

      • memory/4848-235-0x0000000000400000-0x0000000000803000-memory.dmp

        Filesize

        4.0MB

      • memory/4892-221-0x0000000000400000-0x0000000000803000-memory.dmp

        Filesize

        4.0MB

      • memory/4892-219-0x0000000002690000-0x0000000002A60000-memory.dmp

        Filesize

        3.8MB

      • memory/4892-225-0x0000000000400000-0x0000000000803000-memory.dmp

        Filesize

        4.0MB