General

  • Target

    2f3ba386f072b9d8b30ce22d9a5d6b3a6f3a96753db08e855c34787a9682eac3.exe

  • Size

    1.4MB

  • Sample

    240315-cj5hwsdh6s

  • MD5

    0ef4ec326bc8a66d0edcb94df2767f4b

  • SHA1

    cfc402514e0722638b21dfef369f617ea7d4b556

  • SHA256

    2f3ba386f072b9d8b30ce22d9a5d6b3a6f3a96753db08e855c34787a9682eac3

  • SHA512

    333e886b1bca3f6b7317c7dfe405dad5ac1878c0fbf7901ceceebe3a9eddf40fbf74709376a9f2a327ad000693e9dd27484941928dabc6433d378ed18522fc2b

  • SSDEEP

    24576:oIJvKzcVkyEq9DRho1jFP8ltPP01Ws7+wFPEl9ix4fpUzoQDt+egElxdqFWVCGC:o4KzcCyEq9DRho/ctH01Ws74rA4RUBDI

Malware Config

Extracted

Family

asyncrat

Version

| Edit 3LOSH RAT

Botnet

Crypter

C2

51.195.231.121:6606

51.195.231.121:7707

51.195.231.121:8808

Mutex

AsyncMutex_6SI8OkPnk

Attributes
  • delay

    3

  • install

    false

  • install_file

    Microsoft.exe

  • install_folder

    %AppData%

aes.plain

Targets

    • Target

      2f3ba386f072b9d8b30ce22d9a5d6b3a6f3a96753db08e855c34787a9682eac3.exe

    • Size

      1.4MB

    • MD5

      0ef4ec326bc8a66d0edcb94df2767f4b

    • SHA1

      cfc402514e0722638b21dfef369f617ea7d4b556

    • SHA256

      2f3ba386f072b9d8b30ce22d9a5d6b3a6f3a96753db08e855c34787a9682eac3

    • SHA512

      333e886b1bca3f6b7317c7dfe405dad5ac1878c0fbf7901ceceebe3a9eddf40fbf74709376a9f2a327ad000693e9dd27484941928dabc6433d378ed18522fc2b

    • SSDEEP

      24576:oIJvKzcVkyEq9DRho1jFP8ltPP01Ws7+wFPEl9ix4fpUzoQDt+egElxdqFWVCGC:o4KzcCyEq9DRho/ctH01Ws74rA4RUBDI

    • AsyncRat

      AsyncRAT is designed to remotely monitor and control other computers written in C#.

    • Detect ZGRat V1

    • ZGRat

      ZGRat is remote access trojan written in C#.

    • Detect binaries embedding considerable number of cryptocurrency wallet browser extension IDs.

    • Detects executables packed with ConfuserEx Mod

    • Detects file containing reversed ASEP Autorun registry keys

    • Blocklisted process makes network request

    • Modifies Installed Components in the registry

    • Sets file execution options in registry

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Registers COM server for autorun

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Drops file in System32 directory

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks