Analysis

  • max time kernel
    145s
  • max time network
    128s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    19-03-2023 04:30

General

  • Target

    39c6e03af114a0046c77f185fd98ef1dacc418939d9f8379a89da1212bf9af43.exe

  • Size

    329KB

  • MD5

    ee55f7814631a6e8c609cb06e1429e48

  • SHA1

    61c9a476019b744d7a969f98c1b2b0340b9aa725

  • SHA256

    39c6e03af114a0046c77f185fd98ef1dacc418939d9f8379a89da1212bf9af43

  • SHA512

    35111859e7377a96aee1db74bef9744336c39b11abf068f5d821dc5b57ab94ba5025edefa96274fec45e2fc286afac200e90b822233c940f70d6ab9953e75189

  • SSDEEP

    3072:eBBRlsxG1CL2EUXMMosVu4YbjSVcU3bITirqwacQKdkRVBtIlJH:0RAG1CLbUX1VDYb83bFWncQKqglJH

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\39c6e03af114a0046c77f185fd98ef1dacc418939d9f8379a89da1212bf9af43.exe
    "C:\Users\Admin\AppData\Local\Temp\39c6e03af114a0046c77f185fd98ef1dacc418939d9f8379a89da1212bf9af43.exe"
    1⤵
    • Checks computer location settings
    • Loads dropped DLL
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2612
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\ECGHJJEHDH.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:400
      • C:\Users\Admin\AppData\Local\Temp\ECGHJJEHDH.exe
        "C:\Users\Admin\AppData\Local\Temp\ECGHJJEHDH.exe"
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious use of WriteProcessMemory
        PID:3792
        • C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe
          C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe
          4⤵
          • Executes dropped EXE
          PID:1064
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c timeout /t 5 & del /f /q "C:\Users\Admin\AppData\Local\Temp\39c6e03af114a0046c77f185fd98ef1dacc418939d9f8379a89da1212bf9af43.exe" & del "C:\ProgramData\*.dll"" & exit
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1396
      • C:\Windows\SysWOW64\timeout.exe
        timeout /t 5
        3⤵
        • Delays execution with timeout.exe
        PID:5084
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2612 -s 2360
      2⤵
      • Program crash
      PID:1640
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 2612 -ip 2612
    1⤵
      PID:4140

    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\ECGHJJEHDH.exe

      Filesize

      1.9MB

      MD5

      92dfbf7ad1b18b25ba868fe65cc60a8f

      SHA1

      5475a49d75b98c5dfbdc259964e9284791048ed2

      SHA256

      89a6ce2ec1ec385d2eb28185c0ceece49a309ba2c4a2a57a51d6f23b36c229eb

      SHA512

      27698078dc155a094e1be42aa09838fbe49a3165e768f5fe1ae3288403783e18c83f757c3f7baa39ebf80b2c0ace9eeb922a9bcd526112a2b293d5b9b918b1c0

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

      Filesize

      1.9MB

      MD5

      92dfbf7ad1b18b25ba868fe65cc60a8f

      SHA1

      5475a49d75b98c5dfbdc259964e9284791048ed2

      SHA256

      89a6ce2ec1ec385d2eb28185c0ceece49a309ba2c4a2a57a51d6f23b36c229eb

      SHA512

      27698078dc155a094e1be42aa09838fbe49a3165e768f5fe1ae3288403783e18c83f757c3f7baa39ebf80b2c0ace9eeb922a9bcd526112a2b293d5b9b918b1c0

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

      Filesize

      508.9MB

      MD5

      9f7a27c6a1a660f61b74e689157d9aae

      SHA1

      c6bb14c21ce537c7572a110a151acabe781fd3cf

      SHA256

      f43b9dfc895c9f5e4bfc225687d3708ae4104c810dfe62b51a6335a00ca082ed

      SHA512

      83b86df8d9fbf1d622d1560a3c9492e8ef856d356897171c4dd93fd07ebe540b238061221bbbb9536a9c674a28c0e95bb0e29fe5aa66b9e282b262c81a471c49

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

      Filesize

      502.8MB

      MD5

      6a3ac51ab6595338a913d5c0e55a9df7

      SHA1

      20ca279e56da9c38c59a7ea5acbc0196584c12e3

      SHA256

      088b19a4f3e5f056604932452d4c97d59f11e520a5f4e73342a9b49b3de6f31e

      SHA512

      19d2d5a95cf0b67ead66bcd8965e8c6e43b921931d6a518d16cdc9254968b520ebeec6911a150a3f1a4708611d09a3b9dfdc3516af2504a4f89209c46180b34e

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

      Filesize

      568.4MB

      MD5

      ab5553c700737d444f1c5b320dd07ca0

      SHA1

      2ac0e6bf787f534bf035b3aeb324912b00e861d2

      SHA256

      844d21d8ad9c4df54b70a4c6cea3b9a2ddb35b8958ef41509ce32072d1ab22ec

      SHA512

      7b0e5dd8c2263fb8a81bdeb1624bd0d2674337b2f89f449a67a92b5088f80cb88838cbd4fb3447650f72d6232ea3caf5e53a7fa81caa45a988d5d921ee0e1f3f

    • memory/1064-232-0x0000000000400000-0x0000000002C97000-memory.dmp

      Filesize

      40.6MB

    • memory/1064-231-0x0000000000400000-0x0000000002C97000-memory.dmp

      Filesize

      40.6MB

    • memory/1064-225-0x0000000000400000-0x0000000002C97000-memory.dmp

      Filesize

      40.6MB

    • memory/1064-226-0x0000000000400000-0x0000000002C97000-memory.dmp

      Filesize

      40.6MB

    • memory/1064-235-0x0000000000400000-0x0000000002C97000-memory.dmp

      Filesize

      40.6MB

    • memory/1064-234-0x0000000000400000-0x0000000002C97000-memory.dmp

      Filesize

      40.6MB

    • memory/1064-233-0x0000000000400000-0x0000000002C97000-memory.dmp

      Filesize

      40.6MB

    • memory/1064-224-0x0000000000400000-0x0000000002C97000-memory.dmp

      Filesize

      40.6MB

    • memory/1064-230-0x0000000000400000-0x0000000002C97000-memory.dmp

      Filesize

      40.6MB

    • memory/1064-236-0x0000000000400000-0x0000000002C97000-memory.dmp

      Filesize

      40.6MB

    • memory/1064-229-0x0000000000400000-0x0000000002C97000-memory.dmp

      Filesize

      40.6MB

    • memory/1064-228-0x0000000000400000-0x0000000002C97000-memory.dmp

      Filesize

      40.6MB

    • memory/2612-216-0x0000000000400000-0x0000000002B02000-memory.dmp

      Filesize

      39.0MB

    • memory/2612-202-0x0000000000400000-0x0000000002B02000-memory.dmp

      Filesize

      39.0MB

    • memory/2612-134-0x0000000002CB0000-0x0000000002CC5000-memory.dmp

      Filesize

      84KB

    • memory/2612-135-0x0000000061E00000-0x0000000061EF3000-memory.dmp

      Filesize

      972KB

    • memory/3792-218-0x0000000000400000-0x0000000002C97000-memory.dmp

      Filesize

      40.6MB

    • memory/3792-221-0x0000000000400000-0x0000000002C97000-memory.dmp

      Filesize

      40.6MB

    • memory/3792-215-0x0000000004B10000-0x0000000004EE0000-memory.dmp

      Filesize

      3.8MB