Analysis

  • max time kernel
    133s
  • max time network
    130s
  • platform
    windows7_x64
  • resource
    win7-20230220-en
  • resource tags

    arch:x64arch:x86image:win7-20230220-enlocale:en-usos:windows7-x64system
  • submitted
    17-03-2023 14:44

General

  • Target

    2852c0eb15c4d3a76ccd8dd1a4a57913.exe

  • Size

    295KB

  • MD5

    2852c0eb15c4d3a76ccd8dd1a4a57913

  • SHA1

    a4716be68d566242a2db02ab81a0ab5d36ce4c78

  • SHA256

    8384eb97c0fd7d916cdb454b2212794a8eafa37fe6c7165644d02e8d9bfe5237

  • SHA512

    117005f1dc84b18645597dae20a4957189006b9aff57b36cd9ad2cfb3581552e15bb2bda4554fcd8de2912ff335d1ab2049417fbe15733edc70a022eec7393ac

  • SSDEEP

    3072:IfwRwuLVYWcNymdtYUPW3kiW3GEYJf3ahRnb+k6n6miI3KkdMX:bwuLVZcNdUHoYZqhRqYJkdMX

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
  • Deletes itself 1 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 6 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.

  • 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 1 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2852c0eb15c4d3a76ccd8dd1a4a57913.exe
    "C:\Users\Admin\AppData\Local\Temp\2852c0eb15c4d3a76ccd8dd1a4a57913.exe"
    1⤵
    • Loads dropped DLL
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2036
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c start "" "C:\Users\Admin\AppData\Local\Temp\IEGCBAAFHD.exe"
      2⤵
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:1804
      • C:\Users\Admin\AppData\Local\Temp\IEGCBAAFHD.exe
        "C:\Users\Admin\AppData\Local\Temp\IEGCBAAFHD.exe"
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Adds Run key to start application
        • Suspicious use of WriteProcessMemory
        PID:1096
        • C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe
          C:\Users\Admin\AppData\Roaming\NTSystem\ntlhost.exe
          4⤵
          • Executes dropped EXE
          PID:1516
    • C:\Windows\SysWOW64\cmd.exe
      "C:\Windows\system32\cmd.exe" /c timeout /t 5 & del /f /q "C:\Users\Admin\AppData\Local\Temp\2852c0eb15c4d3a76ccd8dd1a4a57913.exe" & del "C:\ProgramData\*.dll"" & exit
      2⤵
      • Deletes itself
      • Suspicious use of WriteProcessMemory
      PID:1764
      • C:\Windows\SysWOW64\timeout.exe
        timeout /t 5
        3⤵
        • Delays execution with timeout.exe
        PID:1616

Network

MITRE ATT&CK Enterprise v6

Replay Monitor

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Downloads

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

    Filesize

    1.8MB

    MD5

    d433fee70e60de32de4608f07bed7d2a

    SHA1

    8b84224c8319705317340392ad99bc529183a7db

    SHA256

    0a93f3cfdedbd88dce010e4a2e54dc8c2a2135e58f037b55a513ed8b1dc49cb7

    SHA512

    ec62acdea29ce1c56f09729c8e0832ffbd95755746305a35b0c361c92a03c88c8efb1c14eff35a9bdde26f965cd743408cacc08a5b2eb317a067fc876b9844d8

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

    Filesize

    1.8MB

    MD5

    d433fee70e60de32de4608f07bed7d2a

    SHA1

    8b84224c8319705317340392ad99bc529183a7db

    SHA256

    0a93f3cfdedbd88dce010e4a2e54dc8c2a2135e58f037b55a513ed8b1dc49cb7

    SHA512

    ec62acdea29ce1c56f09729c8e0832ffbd95755746305a35b0c361c92a03c88c8efb1c14eff35a9bdde26f965cd743408cacc08a5b2eb317a067fc876b9844d8

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

    Filesize

    447.4MB

    MD5

    4769659c3be12b852815f293a191ed22

    SHA1

    6c9186d08ea2ec162a0766fc349b8d3625711194

    SHA256

    6d178130e476dc5eb35ea0922f07ab722d5d5e923473a84a50b02f19ca2a8897

    SHA512

    cb857000368bc0dbe60773428c3cef1e63029786c6f070bcf54e3d6baaa221a9368d89cb358eac8b7bfa7ca92fb71ae37572db1051189f814da964ff20f86663

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

    Filesize

    454.6MB

    MD5

    c8fa267ea4f3bf310571f51f95f50fd1

    SHA1

    84d4a3660307e6032589e81c2e2a73112b10e510

    SHA256

    b892810065d7403cc23d34565fc2c578a5ddf5c671ae4c51af61ebca2d69ae71

    SHA512

    aef3a495d000a06a409d7af5770706f4dab190135e4a9085590b0d6b73b391b1d7d6b91d2c4d52eb979b735aea9f33458d4cc9bd54883c55d86d85059fd18ab6

  • \ProgramData\mozglue.dll

    Filesize

    593KB

    MD5

    c8fd9be83bc728cc04beffafc2907fe9

    SHA1

    95ab9f701e0024cedfbd312bcfe4e726744c4f2e

    SHA256

    ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a

    SHA512

    fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040

  • \ProgramData\nss3.dll

    Filesize

    2.0MB

    MD5

    1cc453cdf74f31e4d913ff9c10acdde2

    SHA1

    6e85eae544d6e965f15fa5c39700fa7202f3aafe

    SHA256

    ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5

    SHA512

    dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571

  • \Users\Admin\AppData\Local\Temp\IEGCBAAFHD.exe

    Filesize

    1.8MB

    MD5

    d433fee70e60de32de4608f07bed7d2a

    SHA1

    8b84224c8319705317340392ad99bc529183a7db

    SHA256

    0a93f3cfdedbd88dce010e4a2e54dc8c2a2135e58f037b55a513ed8b1dc49cb7

    SHA512

    ec62acdea29ce1c56f09729c8e0832ffbd95755746305a35b0c361c92a03c88c8efb1c14eff35a9bdde26f965cd743408cacc08a5b2eb317a067fc876b9844d8

  • \Users\Admin\AppData\Local\Temp\IEGCBAAFHD.exe

    Filesize

    1.8MB

    MD5

    d433fee70e60de32de4608f07bed7d2a

    SHA1

    8b84224c8319705317340392ad99bc529183a7db

    SHA256

    0a93f3cfdedbd88dce010e4a2e54dc8c2a2135e58f037b55a513ed8b1dc49cb7

    SHA512

    ec62acdea29ce1c56f09729c8e0832ffbd95755746305a35b0c361c92a03c88c8efb1c14eff35a9bdde26f965cd743408cacc08a5b2eb317a067fc876b9844d8

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

    Filesize

    500.3MB

    MD5

    54294204c231c735a8924e464b08a2f6

    SHA1

    dd1af7ea73f6e28b041b4d691480b164f8b0172c

    SHA256

    c9fb19445da90a5e5964be46d7d4f6f55f3722cf47d203202c0d6dbdea65481b

    SHA512

    5930e03cc98f10855888bc69d982f055b43da5e15cc233aca57b35ccb688aa33f69d18764b13e32e8130101cad07eaed91723f4586933b18a7dc95eeafa340a6

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

    Filesize

    446.9MB

    MD5

    ced8ef09fa66cf1709030721acae60ee

    SHA1

    ee9c72437c29df98f13974640267c53aba9475ef

    SHA256

    f9145b70e05276c4855b9756e7f606723ee27d6fd4f1f9986c1340b2c60ddd90

    SHA512

    b49b083f3cb857a110898c231105c9611998797e634721e4fcc71f777f2f060a94757e5159f5dad133460d9c66925d8285152875921f010f66a18152ec0d8b89

  • memory/1096-123-0x0000000002160000-0x000000000230A000-memory.dmp

    Filesize

    1.7MB

  • memory/1096-124-0x0000000002310000-0x00000000026E0000-memory.dmp

    Filesize

    3.8MB

  • memory/1096-128-0x0000000000400000-0x0000000000803000-memory.dmp

    Filesize

    4.0MB

  • memory/1096-137-0x0000000002310000-0x00000000026E0000-memory.dmp

    Filesize

    3.8MB

  • memory/1516-145-0x0000000000400000-0x0000000000803000-memory.dmp

    Filesize

    4.0MB

  • memory/1516-143-0x0000000000400000-0x0000000000803000-memory.dmp

    Filesize

    4.0MB

  • memory/1516-136-0x0000000001FB0000-0x000000000215A000-memory.dmp

    Filesize

    1.7MB

  • memory/1516-150-0x0000000000400000-0x0000000000803000-memory.dmp

    Filesize

    4.0MB

  • memory/1516-138-0x0000000000400000-0x0000000000803000-memory.dmp

    Filesize

    4.0MB

  • memory/1516-139-0x0000000000400000-0x0000000000803000-memory.dmp

    Filesize

    4.0MB

  • memory/1516-140-0x0000000000400000-0x0000000000803000-memory.dmp

    Filesize

    4.0MB

  • memory/1516-149-0x0000000000400000-0x0000000000803000-memory.dmp

    Filesize

    4.0MB

  • memory/1516-144-0x0000000000400000-0x0000000000803000-memory.dmp

    Filesize

    4.0MB

  • memory/1516-148-0x0000000000400000-0x0000000000803000-memory.dmp

    Filesize

    4.0MB

  • memory/1516-146-0x0000000000400000-0x0000000000803000-memory.dmp

    Filesize

    4.0MB

  • memory/1516-147-0x0000000000400000-0x0000000000803000-memory.dmp

    Filesize

    4.0MB

  • memory/2036-55-0x0000000000220000-0x0000000000235000-memory.dmp

    Filesize

    84KB

  • memory/2036-56-0x0000000061E00000-0x0000000061EF3000-memory.dmp

    Filesize

    972KB

  • memory/2036-118-0x0000000000400000-0x0000000002AF9000-memory.dmp

    Filesize

    39.0MB