Analysis

  • max time kernel
    169s
  • max time network
    191s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    20/05/2022, 19:46

General

  • Target
    67ea2153cfc1a94642fa7f08b5e8c40c2497106687b6d9d6fa938eec1d659126.exe
  • Size 341KB
  • Sample220520-yha4jschb6
  • SHA256 67ea2153cfc1a94642fa7f08b5e8c40c2497106687b6d9d6fa938eec1d659126
  • MD5 SHA1 SHA512

Malware Config

Extracted

Family
  • azorult

C2
  • http://2.56.59.31/purelogs/index.php

Signatures

  • Azorult

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

  • Executes dropped EXE 2 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Suspicious use of WriteProcessMemory 13 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\67ea2153cfc1a94642fa7f08b5e8c40c2497106687b6d9d6fa938eec1d659126.exe
    "C:\Users\Admin\AppData\Local\Temp\67ea2153cfc1a94642fa7f08b5e8c40c2497106687b6d9d6fa938eec1d659126.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1160
    • C:\Users\Admin\AppData\Local\Temp\ibjyf.exe
      C:\Users\Admin\AppData\Local\Temp\ibjyf.exe C:\Users\Admin\AppData\Local\Temp\zjpvfl
      2⤵
      • Executes dropped EXE
      • Suspicious use of WriteProcessMemory
      PID:1768
      • C:\Users\Admin\AppData\Local\Temp\ibjyf.exe
        C:\Users\Admin\AppData\Local\Temp\ibjyf.exe C:\Users\Admin\AppData\Local\Temp\zjpvfl
        3⤵
        • Executes dropped EXE
        PID:1576

Network

        MITRE ATT&CK Enterprise v6

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        3rvv473x9d9doywn24w0

        • Path C:\Users\Admin\AppData\Local\Temp\3rvv473x9d9doywn24w0
        • Size 213KB
        • SHA256 e9db77d19a967335c3408db51f4c693cf663ed1d4c5c4f193b6d0bafe9049af5
        • MD5 SHA1 SHA512 SSDEEP

        ibjyf.exe

        • Path C:\Users\Admin\AppData\Local\Temp\ibjyf.exe
        • Size 172KB
        • SHA256 23b900fff0fd487f6bd7770db56ec2a69248c2135a28fc7c017512f11798c1fa
        • MD5 SHA1 SHA512 SSDEEP

        ibjyf.exe

        • Path C:\Users\Admin\AppData\Local\Temp\ibjyf.exe
        • Size 172KB
        • SHA256 23b900fff0fd487f6bd7770db56ec2a69248c2135a28fc7c017512f11798c1fa
        • MD5 SHA1 SHA512 SSDEEP

        ibjyf.exe

        • Path C:\Users\Admin\AppData\Local\Temp\ibjyf.exe
        • Size 172KB
        • SHA256 23b900fff0fd487f6bd7770db56ec2a69248c2135a28fc7c017512f11798c1fa
        • MD5 SHA1 SHA512 SSDEEP

        zjpvfl

        • Path C:\Users\Admin\AppData\Local\Temp\zjpvfl
        • Size 5KB
        • SHA256 584c5e9c39032e13e4a22e10f6810c5a16eebd4e6176b7b10f60125de48946e2
        • MD5 SHA1 SHA512 SSDEEP

        memory/1576-137-0x00000000003E0000-0x0000000000400000-memory.dmp

        memory/1576-139-0x00000000003E0000-0x0000000000400000-memory.dmp

        memory/1576-142-0x00000000003E0000-0x0000000000400000-memory.dmp