Analysis

  • max time kernel
    51s
  • max time network
    55s
  • platform
    windows7_x64
  • resource
    win7-20220414-en
  • submitted
    23/05/2022, 01:49

General

  • Target

    37aa3833c138e4863d8df4066521ad81b920c5801663d7e7c9da8487f684db79.exe

  • Size

    1.4MB

  • MD5

    d0d83709bc59685b80a97eff453f2fa0

  • SHA1

    2b642a576e00f8bbe3272c65d7c11619b9590b48

  • SHA256

    37aa3833c138e4863d8df4066521ad81b920c5801663d7e7c9da8487f684db79

  • SHA512

    555555a12f53b775a58f7a2be5eb036bbbfb2ce602ef3fa0c33609205fe1d813151012d9cf348ea9b168b423e4e011f1a907d7603f6963d9e467ba9f6ac26d5c

Malware Config

Extracted

Family

azorult

C2

http://bl1we4t.xyz/index.php

Signatures

  • Azorult

    An information stealer that was first discovered in 2016, targeting browsing history and passwords.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 17 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\37aa3833c138e4863d8df4066521ad81b920c5801663d7e7c9da8487f684db79.exe
    "C:\Users\Admin\AppData\Local\Temp\37aa3833c138e4863d8df4066521ad81b920c5801663d7e7c9da8487f684db79.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:112
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      "C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -enc UwBlAHQALQBNAHAAUAByAGUAZgBlAHIAZQBuAGMAZQAgAC0ARQB4AGMAbAB1AHMAaQBvAG4AUABhAHQAaAAgACcAQwA6AFwAJwAsACcAQwA6AFwAVQBzAGUAcgBzAFwAQQBkAG0AaQBuAFwAQQBwAHAARABhAHQAYQBcAEwAbwBjAGEAbABcAGgAZQBhAHYAZQBuAC4AZQB4AGUAJwA=
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:1704
    • C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
      C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
      2⤵
        PID:1144

    Network

          MITRE ATT&CK Enterprise v6

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • memory/112-60-0x0000000004B40000-0x0000000004B78000-memory.dmp

            Filesize

            224KB

          • memory/112-55-0x0000000075451000-0x0000000075453000-memory.dmp

            Filesize

            8KB

          • memory/112-56-0x0000000005C20000-0x0000000005D88000-memory.dmp

            Filesize

            1.4MB

          • memory/112-54-0x00000000010B0000-0x0000000001220000-memory.dmp

            Filesize

            1.4MB

          • memory/1144-65-0x0000000000400000-0x0000000000420000-memory.dmp

            Filesize

            128KB

          • memory/1144-61-0x0000000000400000-0x0000000000420000-memory.dmp

            Filesize

            128KB

          • memory/1144-62-0x0000000000400000-0x0000000000420000-memory.dmp

            Filesize

            128KB

          • memory/1144-64-0x0000000000400000-0x0000000000420000-memory.dmp

            Filesize

            128KB

          • memory/1144-66-0x0000000000400000-0x0000000000420000-memory.dmp

            Filesize

            128KB

          • memory/1144-68-0x0000000000400000-0x0000000000420000-memory.dmp

            Filesize

            128KB

          • memory/1144-71-0x0000000000400000-0x0000000000420000-memory.dmp

            Filesize

            128KB

          • memory/1144-73-0x0000000000400000-0x0000000000420000-memory.dmp

            Filesize

            128KB

          • memory/1704-59-0x000000006FA00000-0x000000006FFAB000-memory.dmp

            Filesize

            5.7MB