Analysis

  • max time kernel
    150s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18-03-2023 14:17

General

  • Target

    alphacrack.exe

  • Size

    332KB

  • MD5

    3b9a24b8d96add6e30999d01707caffd

  • SHA1

    8c2987facc8425d0208227aa53cec0bdd056e083

  • SHA256

    6e53cd4ff1c9a249cfb8f15e0ace2d7139843b14726ef12cc26bf9b469f59c4b

  • SHA512

    f2a69b1f9818c1336756e8ef63f236b1308735f7b98e97165335b190ef2dd729c0193d150bc8d1c07c6b7742e8f562267b9b7f36eb06319ed1c306582d9aad8f

  • SSDEEP

    6144:GqGW13LMNttroHH9GAowS4btkDt8Yfd/E:J13gNttryHIAowS4Zk5zfd/

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 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
  • 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\alphacrack.exe
    "C:\Users\Admin\AppData\Local\Temp\alphacrack.exe"
    1⤵
    • Checks computer location settings
    • Loads dropped DLL
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:3264
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\ECAKKKKJDB.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:5048
      • C:\Users\Admin\AppData\Local\Temp\ECAKKKKJDB.exe
        "C:\Users\Admin\AppData\Local\Temp\ECAKKKKJDB.exe"
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious use of WriteProcessMemory
        PID:1656
        • C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe
          C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe
          4⤵
          • Executes dropped EXE
          PID:2424
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c timeout /t 5 & del /f /q "C:\Users\Admin\AppData\Local\Temp\alphacrack.exe" & del "C:\ProgramData\*.dll"" & exit
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1012
      • C:\Windows\SysWOW64\timeout.exe
        timeout /t 5
        3⤵
        • Delays execution with timeout.exe
        PID:5080
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3264 -s 2340
      2⤵
      • Program crash
      PID:4404
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 3264 -ip 3264
    1⤵
      PID:3136

    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\ECAKKKKJDB.exe

      Filesize

      1.9MB

      MD5

      ad71a24d622cbb5f8335ead026d1bdfc

      SHA1

      f95ddc723a16ed62fc670069a2e33e358ff68faf

      SHA256

      9178d0152c7511a2f09a96a647508c211ad860780a50a753ed4c22c0fd71ec98

      SHA512

      c5fe10a019dabe6cac7e2b50c3e5e2616a66a35c46d7aad600f501a1afa71020e53527c13a3e1bdf0606d362a4c13ed36cda44b2cd8be06cc330d4fa4fca47f1

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

      Filesize

      1.9MB

      MD5

      ad71a24d622cbb5f8335ead026d1bdfc

      SHA1

      f95ddc723a16ed62fc670069a2e33e358ff68faf

      SHA256

      9178d0152c7511a2f09a96a647508c211ad860780a50a753ed4c22c0fd71ec98

      SHA512

      c5fe10a019dabe6cac7e2b50c3e5e2616a66a35c46d7aad600f501a1afa71020e53527c13a3e1bdf0606d362a4c13ed36cda44b2cd8be06cc330d4fa4fca47f1

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

      Filesize

      281.9MB

      MD5

      4fc35cf17ff8906ff7d9cf8109123d4b

      SHA1

      f67c61e8250c2586e412d527f1ed712d33072518

      SHA256

      f828d19443076d3ea53c11945cdd290bd1450732722481d5825fca49d5b65b5d

      SHA512

      caca5adcb2d641aba7999339456d289df18294ec75d1ac230796240f9ed743697fac6d7d01b74ef89f6575b556eed624da9579ceb2941b4b2983781af6e524d8

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

      Filesize

      276.9MB

      MD5

      01df674707de0668fd2a852fbc9de503

      SHA1

      362ff37f9b7a98eed42cc4ae711678b4be4b0dd0

      SHA256

      6b0a35d3406ff9460dafee59c45b9738bc04c5c3c65ed5d5037e0b418772a77a

      SHA512

      dc8cfb00065206f7305374503adbcf2ae286d25b965140d00ca5d9940dfecb61d4c17f3e6ac3d51dc031648427dd189d50e600696f740a87ef16f2c3a52794cf

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

      Filesize

      287.7MB

      MD5

      de0bb93acc7c01b45c089ef28716a4b9

      SHA1

      07e22053dede0d1adfbc81b2530ac069925c3166

      SHA256

      d02cf2e0b2892df5231ded51e0d044f8b6f7a0847935905bf16ca0599575550d

      SHA512

      ba1516396a2b59663ed67e584de3045495a5181707fcb8c7efea2122104c8637dd6f67e15a98d731bed74158aaff5f0fb9644d7078384ffa4de40cb2aa5fcaa5

    • memory/1656-220-0x0000000000400000-0x0000000002C8D000-memory.dmp

      Filesize

      40.6MB

    • memory/1656-216-0x0000000000400000-0x0000000002C8D000-memory.dmp

      Filesize

      40.6MB

    • memory/1656-213-0x0000000004BF0000-0x0000000004FC0000-memory.dmp

      Filesize

      3.8MB

    • memory/2424-230-0x0000000000400000-0x0000000002C8D000-memory.dmp

      Filesize

      40.6MB

    • memory/2424-227-0x0000000000400000-0x0000000002C8D000-memory.dmp

      Filesize

      40.6MB

    • memory/2424-236-0x0000000000400000-0x0000000002C8D000-memory.dmp

      Filesize

      40.6MB

    • memory/2424-223-0x0000000000400000-0x0000000002C8D000-memory.dmp

      Filesize

      40.6MB

    • memory/2424-224-0x0000000000400000-0x0000000002C8D000-memory.dmp

      Filesize

      40.6MB

    • memory/2424-225-0x0000000000400000-0x0000000002C8D000-memory.dmp

      Filesize

      40.6MB

    • memory/2424-226-0x0000000000400000-0x0000000002C8D000-memory.dmp

      Filesize

      40.6MB

    • memory/2424-235-0x0000000000400000-0x0000000002C8D000-memory.dmp

      Filesize

      40.6MB

    • memory/2424-228-0x0000000000400000-0x0000000002C8D000-memory.dmp

      Filesize

      40.6MB

    • memory/2424-234-0x0000000000400000-0x0000000002C8D000-memory.dmp

      Filesize

      40.6MB

    • memory/2424-231-0x0000000000400000-0x0000000002C8D000-memory.dmp

      Filesize

      40.6MB

    • memory/2424-232-0x0000000000400000-0x0000000002C8D000-memory.dmp

      Filesize

      40.6MB

    • memory/2424-233-0x0000000000400000-0x0000000002C8D000-memory.dmp

      Filesize

      40.6MB

    • memory/3264-214-0x0000000000400000-0x0000000002B03000-memory.dmp

      Filesize

      39.0MB

    • memory/3264-137-0x0000000061E00000-0x0000000061EF3000-memory.dmp

      Filesize

      972KB

    • memory/3264-148-0x0000000004850000-0x0000000004865000-memory.dmp

      Filesize

      84KB