Analysis

  • max time kernel
    149s
  • 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
    19-03-2023 09:00

General

  • Target

    4b811d64c45975026725f172b044e20c2f184b831c91ac01e55db69cb6ebf399.exe

  • Size

    291KB

  • MD5

    b394b1a5eb564f8b5a0183a93df2738c

  • SHA1

    c00fac71f6e765f494ffe29b29caecef2b8aab0e

  • SHA256

    4b811d64c45975026725f172b044e20c2f184b831c91ac01e55db69cb6ebf399

  • SHA512

    d17c81164618aaf1356acd1be0e368318714908eae5e7597876f43bbf2a14d0fd33940daa06760702872050014b6934eb9c24731b57e35f217f3bf5bfcaabf28

  • SSDEEP

    3072:rsDxzXNLsAsT5Uf/dIWWkhcIHDvtLRAm56+KdN5RLnHtHnpxL:rgXNLsPTuZWkhcQLW+KdRjNnbL

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\4b811d64c45975026725f172b044e20c2f184b831c91ac01e55db69cb6ebf399.exe
    "C:\Users\Admin\AppData\Local\Temp\4b811d64c45975026725f172b044e20c2f184b831c91ac01e55db69cb6ebf399.exe"
    1⤵
    • Checks computer location settings
    • Loads dropped DLL
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:1516
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\CAEHDBAAEC.exe"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1104
      • C:\Users\Admin\AppData\Local\Temp\CAEHDBAAEC.exe
        "C:\Users\Admin\AppData\Local\Temp\CAEHDBAAEC.exe"
        3⤵
        • Executes dropped EXE
        • Adds Run key to start application
        • Suspicious use of WriteProcessMemory
        PID:3748
        • C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe
          C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe
          4⤵
          • Executes dropped EXE
          PID:1020
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c timeout /t 5 & del /f /q "C:\Users\Admin\AppData\Local\Temp\4b811d64c45975026725f172b044e20c2f184b831c91ac01e55db69cb6ebf399.exe" & del "C:\ProgramData\*.dll"" & exit
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2816
      • C:\Windows\SysWOW64\timeout.exe
        timeout /t 5
        3⤵
        • Delays execution with timeout.exe
        PID:3516
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1516 -s 2288
      2⤵
      • Program crash
      PID:2656
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 1516 -ip 1516
    1⤵
      PID:512

    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\CAEHDBAAEC.exe

      Filesize

      1.9MB

      MD5

      4c4b63ce68fc94e0ecead721488988ea

      SHA1

      c94627cbb1547f8ff075633c320b503a3404c4bc

      SHA256

      b1daa52ebfe977292fa2cda77a76a06ab6ab216c08f1a55924036a2d721086c7

      SHA512

      d0e6e0582d864396e6ffe11e6163af022b442d939c0f093e9aff97b8f6c40014eb3ce12632dcbc9e06262d9e25526ae697ecf27b05ab32b43f85cac7c38b6a03

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

      Filesize

      1.9MB

      MD5

      4c4b63ce68fc94e0ecead721488988ea

      SHA1

      c94627cbb1547f8ff075633c320b503a3404c4bc

      SHA256

      b1daa52ebfe977292fa2cda77a76a06ab6ab216c08f1a55924036a2d721086c7

      SHA512

      d0e6e0582d864396e6ffe11e6163af022b442d939c0f093e9aff97b8f6c40014eb3ce12632dcbc9e06262d9e25526ae697ecf27b05ab32b43f85cac7c38b6a03

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

      Filesize

      534.4MB

      MD5

      b0e4a19f3067cf22ce160feb93b8512a

      SHA1

      a79169e27f913725a5f12fb098918cef09e4ce05

      SHA256

      5ff48a942fcd717ab82308eb9ddc3e3f9fca23f9ac24e14b98ad67c468ea6638

      SHA512

      6a5045e4b48ff11abc92881d310930643ec418627c63ec17c9db111a312f19685c2fbed8db8472fba84d07f8daa9ad864d4cf3c99a725a93215dbb65b7780e0e

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

      Filesize

      535.2MB

      MD5

      40973d38e5af41ed518b4fad9d7e6c65

      SHA1

      1907e3d2c63dc4ee759b9b86de51fb5e9e809f9d

      SHA256

      d4e1035bd1d443f9e6d83526a60401357c481116f3d72f7147932501605df3de

      SHA512

      b0dc9c65084ac3b679e41e3b0c2e06f7fcd5e7816c065e737647d5f9e325695676b1e90b8d308f5e892ccaec361389f52127c89537dd6eb2f00ac4b03378fdcf

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

      Filesize

      536.1MB

      MD5

      1688584da7fe4c021a839322161602e8

      SHA1

      0fab94d4c4c496add59a7fda70aaf1b11710f3c6

      SHA256

      c72fa064f9a8b51ff22506f38d2b39282bf4922aa87ae77312a92cafa72e7405

      SHA512

      98584615bfa5fcf13ebdc17161affd3a978ae37da12b0228b91827b2950c11d3348c2536085fd0542ade2723e9c7f581b4043adf432c567b9eeee9fc89621447

    • memory/1020-225-0x0000000000400000-0x0000000002C8D000-memory.dmp

      Filesize

      40.6MB

    • memory/1020-226-0x0000000000400000-0x0000000002C8D000-memory.dmp

      Filesize

      40.6MB

    • memory/1020-221-0x0000000000400000-0x0000000002C8D000-memory.dmp

      Filesize

      40.6MB

    • memory/1020-222-0x0000000000400000-0x0000000002C8D000-memory.dmp

      Filesize

      40.6MB

    • memory/1020-228-0x0000000000400000-0x0000000002C8D000-memory.dmp

      Filesize

      40.6MB

    • memory/1020-220-0x0000000000400000-0x0000000002C8D000-memory.dmp

      Filesize

      40.6MB

    • memory/1020-218-0x0000000000400000-0x0000000002C8D000-memory.dmp

      Filesize

      40.6MB

    • memory/1020-219-0x0000000000400000-0x0000000002C8D000-memory.dmp

      Filesize

      40.6MB

    • memory/1020-230-0x0000000000400000-0x0000000002C8D000-memory.dmp

      Filesize

      40.6MB

    • memory/1020-229-0x0000000000400000-0x0000000002C8D000-memory.dmp

      Filesize

      40.6MB

    • memory/1020-227-0x0000000000400000-0x0000000002C8D000-memory.dmp

      Filesize

      40.6MB

    • memory/1020-224-0x0000000000400000-0x0000000002C8D000-memory.dmp

      Filesize

      40.6MB

    • memory/1516-134-0x0000000002C80000-0x0000000002C95000-memory.dmp

      Filesize

      84KB

    • memory/1516-210-0x0000000000400000-0x0000000002AF9000-memory.dmp

      Filesize

      39.0MB

    • memory/1516-135-0x0000000061E00000-0x0000000061EF3000-memory.dmp

      Filesize

      972KB

    • memory/3748-214-0x0000000000400000-0x0000000002C8D000-memory.dmp

      Filesize

      40.6MB

    • memory/3748-209-0x0000000004B10000-0x0000000004EE0000-memory.dmp

      Filesize

      3.8MB

    • memory/3748-212-0x0000000000400000-0x0000000002C8D000-memory.dmp

      Filesize

      40.6MB