Analysis

  • max time kernel
    147s
  • 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
    15-03-2023 21:21

General

  • Target

    tmp.exe

  • Size

    301KB

  • MD5

    98ac2255d753b5c02c9cd5e3e433f4f9

  • SHA1

    c20b11f2eaebf7180dcd4c2702d5cb5d62b70984

  • SHA256

    47503ca606b113e92223665ec5999de0515644d683e5feb9016577915373de12

  • SHA512

    96aa7fbdc23f7d8aecb8c5adc7d9b7a4dc44518effb38f4bccf2c84019fcb6d9700a250d8b1484d5689c7cb671ec2964506d6d90a3b093350d2c5e47007151a2

  • SSDEEP

    3072:TmFLM59uQLh0ENhA5iN0LlWOZzbpS1dMrCXFw7v9ZNlfVjP:CFLAL1nJ0pWOZXpS1yOXFwrpn

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\tmp.exe
    "C:\Users\Admin\AppData\Local\Temp\tmp.exe"
    1⤵
    • Checks computer location settings
    • Loads dropped DLL
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:3520
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\HIEHDHCFIJ.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:8
      • C:\Users\Admin\AppData\Local\Temp\HIEHDHCFIJ.exe
        "C:\Users\Admin\AppData\Local\Temp\HIEHDHCFIJ.exe"
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious use of WriteProcessMemory
        PID:5028
        • C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe
          C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe
          4⤵
          • Executes dropped EXE
          PID:4668
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c timeout /t 5 & del /f /q "C:\Users\Admin\AppData\Local\Temp\tmp.exe" & del "C:\ProgramData\*.dll"" & exit
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1120
      • C:\Windows\SysWOW64\timeout.exe
        timeout /t 5
        3⤵
        • Delays execution with timeout.exe
        PID:2412
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 3520 -s 2240
      2⤵
      • Program crash
      PID:1260
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 3520 -ip 3520
    1⤵
      PID:1808

    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\HIEHDHCFIJ.exe

      Filesize

      1.9MB

      MD5

      9fcc563c4ccc00408577dc564cb4928e

      SHA1

      c56c4b19248f0e312b3a68e18f954c968e2b8646

      SHA256

      d528b4c1073bf00e9a791085c132e3135fa45267920c766ea7abd292239686a8

      SHA512

      e03887dccc79bbe5f5842629617578e616cd1edad55645377337177b56eb2f3a8053564733db6d456c9e826a08ce075bbcd899fb9cd47cc9d41517eeb820a9bb

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

      Filesize

      1.9MB

      MD5

      9fcc563c4ccc00408577dc564cb4928e

      SHA1

      c56c4b19248f0e312b3a68e18f954c968e2b8646

      SHA256

      d528b4c1073bf00e9a791085c132e3135fa45267920c766ea7abd292239686a8

      SHA512

      e03887dccc79bbe5f5842629617578e616cd1edad55645377337177b56eb2f3a8053564733db6d456c9e826a08ce075bbcd899fb9cd47cc9d41517eeb820a9bb

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

      Filesize

      567.7MB

      MD5

      16fac4563bc1dc04847d1ad26d72a8fd

      SHA1

      ca61b358fcd643d05c504f348c1fdf776494d0a2

      SHA256

      9655c6eb7cda75a9c0441a2c08b21aaf9b00370fa01c694161bcb10516661425

      SHA512

      4a6236989b8a5d9628b6fc566d21e3856418854f180c672220cc2477c0a4ce982fbef833fbe7345113605bf1f4aba5ee402658f29c1a788fab205d6df09664e3

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

      Filesize

      524.9MB

      MD5

      2da205a6eb79adc0675b1eebb6cafb55

      SHA1

      49704c9568bfab930bf3697afc746f34269c1518

      SHA256

      3f6f73a937c872864ca747fcfaf9d8d622a8b240d5a009d8efe4b89a378ad7dc

      SHA512

      500399ec1ee00b4b4702684b2b03fe0ada5fe8bb6712e9bbc4bca732b0f196c7d00ddac4bcc52dac5c1ea7a9a8817fae2152e0d9578c74d9592dcbd4ea5abf4b

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

      Filesize

      523.4MB

      MD5

      93b07f3859e5c15ec54d8ba9acecad03

      SHA1

      9520ab634ea23ac5df4067abbaa8f1b380898d76

      SHA256

      097ad2e48db078221438e57582b6ee1877e14092ec32897cbba77245df3db29c

      SHA512

      344aa7f15106110daf504b4b767532e483a9e64a01d1dde2d7fd671c2a1f718fdfafa6c263837feae756fa0654062ed26d89355aef19923e332cb19de21c3d1b

    • memory/3520-135-0x0000000061E00000-0x0000000061EF3000-memory.dmp

      Filesize

      972KB

    • memory/3520-209-0x0000000000400000-0x0000000002B0F000-memory.dmp

      Filesize

      39.1MB

    • memory/3520-134-0x0000000004840000-0x0000000004855000-memory.dmp

      Filesize

      84KB

    • memory/4668-222-0x0000000000400000-0x0000000002CA4000-memory.dmp

      Filesize

      40.6MB

    • memory/4668-227-0x0000000000400000-0x0000000002CA4000-memory.dmp

      Filesize

      40.6MB

    • memory/4668-243-0x0000000000400000-0x0000000002CA4000-memory.dmp

      Filesize

      40.6MB

    • memory/4668-218-0x0000000000400000-0x0000000002CA4000-memory.dmp

      Filesize

      40.6MB

    • memory/4668-220-0x0000000000400000-0x0000000002CA4000-memory.dmp

      Filesize

      40.6MB

    • memory/4668-241-0x0000000000400000-0x0000000002CA4000-memory.dmp

      Filesize

      40.6MB

    • memory/4668-225-0x0000000000400000-0x0000000002CA4000-memory.dmp

      Filesize

      40.6MB

    • memory/4668-239-0x0000000000400000-0x0000000002CA4000-memory.dmp

      Filesize

      40.6MB

    • memory/4668-229-0x0000000000400000-0x0000000002CA4000-memory.dmp

      Filesize

      40.6MB

    • memory/4668-231-0x0000000000400000-0x0000000002CA4000-memory.dmp

      Filesize

      40.6MB

    • memory/4668-233-0x0000000000400000-0x0000000002CA4000-memory.dmp

      Filesize

      40.6MB

    • memory/4668-235-0x0000000000400000-0x0000000002CA4000-memory.dmp

      Filesize

      40.6MB

    • memory/4668-237-0x0000000000400000-0x0000000002CA4000-memory.dmp

      Filesize

      40.6MB

    • memory/5028-210-0x0000000004AE0000-0x0000000004EB0000-memory.dmp

      Filesize

      3.8MB

    • memory/5028-212-0x0000000000400000-0x0000000002CA4000-memory.dmp

      Filesize

      40.6MB

    • memory/5028-217-0x0000000000400000-0x0000000002CA4000-memory.dmp

      Filesize

      40.6MB