Analysis

  • max time kernel
    101s
  • max time network
    125s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    27-12-2023 03:15

General

  • Target

    a016c13d92b2950a5494db8916dd77ba.exe

  • Size

    709KB

  • MD5

    a016c13d92b2950a5494db8916dd77ba

  • SHA1

    8113747da58ffaf3964850704eed9ae32eeed846

  • SHA256

    0614874d49a085d84f0a2a71f370dff23a9898ee64a190d6cade492e4b91643d

  • SHA512

    2fe6ec7044276bc6d1631db75edd14dd6f7f756a1240580b686b7f93328726b7f4553a47db0b7c36624f919f9a81e17eb99e73225f9ff085de252133325bec76

  • SSDEEP

    12288:hnSLWoo7Zhx72JkQZvvkFMuYrIFmmh6JiBaA6Pt83cCS:RSLWZj7PQ5LamgaHV8zS

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.gmail.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    samsung@@

Signatures

  • HawkEye

    HawkEye is a malware kit that has seen continuous development since at least 2013.

  • Uses the VBS compiler for execution 1 TTPs
  • Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
  • Looks up external IP address via web service 3 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Suspicious use of SetThreadContext 2 IoCs
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 24 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a016c13d92b2950a5494db8916dd77ba.exe
    "C:\Users\Admin\AppData\Local\Temp\a016c13d92b2950a5494db8916dd77ba.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2176
    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
      "C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe" -f "C:\Users\Admin\AppData\Local\Temp\holdermail.txt"
      2⤵
      • Accesses Microsoft Outlook accounts
      • Suspicious use of AdjustPrivilegeToken
      PID:1644
    • C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
      "C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe" -f "C:\Users\Admin\AppData\Local\Temp\holdermail.txt"
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1656
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1656 -s 156
        3⤵
        • Program crash
        PID:1536

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\holdermail.txt

    Filesize

    346B

    MD5

    bb9abd3bb64d59d1d53c31e692393855

    SHA1

    8cd1fc197abb980d1f0e762c53cd49cc9a7d4abf

    SHA256

    c6aad7f9a9d0f9a3ee369074c014d01b20c3088c1cfebb7f07bd405d175cbcb2

    SHA512

    0dcafab20d0b7ebbd5057cbb6119566e1ed6d124bdd999cacdd00641193dc93033b9d066e13a9e40ba29ab973ebbbe2303e7eaa9b1a6a85aa2a0d56c863c112d

  • memory/1644-20-0x0000000000400000-0x0000000000422000-memory.dmp

    Filesize

    136KB

  • memory/1644-24-0x0000000000400000-0x0000000000422000-memory.dmp

    Filesize

    136KB

  • memory/1644-22-0x0000000000400000-0x0000000000422000-memory.dmp

    Filesize

    136KB

  • memory/1644-18-0x0000000000400000-0x0000000000422000-memory.dmp

    Filesize

    136KB

  • memory/1644-41-0x0000000000400000-0x0000000000422000-memory.dmp

    Filesize

    136KB

  • memory/1644-39-0x0000000000430000-0x0000000000497000-memory.dmp

    Filesize

    412KB

  • memory/1644-28-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

    Filesize

    4KB

  • memory/1644-30-0x0000000000400000-0x0000000000422000-memory.dmp

    Filesize

    136KB

  • memory/1644-32-0x0000000000400000-0x0000000000422000-memory.dmp

    Filesize

    136KB

  • memory/1644-33-0x0000000000400000-0x0000000000422000-memory.dmp

    Filesize

    136KB

  • memory/1644-26-0x0000000000400000-0x0000000000422000-memory.dmp

    Filesize

    136KB

  • memory/1656-42-0x0000000000400000-0x000000000046E000-memory.dmp

    Filesize

    440KB

  • memory/1656-43-0x0000000000400000-0x000000000046E000-memory.dmp

    Filesize

    440KB

  • memory/1656-53-0x0000000000400000-0x000000000046E000-memory.dmp

    Filesize

    440KB

  • memory/1656-44-0x0000000000400000-0x000000000046E000-memory.dmp

    Filesize

    440KB

  • memory/1656-51-0x0000000000400000-0x000000000046E000-memory.dmp

    Filesize

    440KB

  • memory/1656-47-0x0000000000400000-0x000000000046E000-memory.dmp

    Filesize

    440KB

  • memory/1656-45-0x0000000000400000-0x000000000046E000-memory.dmp

    Filesize

    440KB

  • memory/2176-16-0x00000000744E0000-0x0000000074A8B000-memory.dmp

    Filesize

    5.7MB

  • memory/2176-2-0x0000000000470000-0x00000000004B0000-memory.dmp

    Filesize

    256KB

  • memory/2176-12-0x0000000000470000-0x00000000004B0000-memory.dmp

    Filesize

    256KB

  • memory/2176-15-0x00000000744E0000-0x0000000074A8B000-memory.dmp

    Filesize

    5.7MB

  • memory/2176-17-0x0000000000470000-0x00000000004B0000-memory.dmp

    Filesize

    256KB

  • memory/2176-1-0x00000000744E0000-0x0000000074A8B000-memory.dmp

    Filesize

    5.7MB

  • memory/2176-34-0x0000000000470000-0x00000000004B0000-memory.dmp

    Filesize

    256KB

  • memory/2176-55-0x0000000000470000-0x00000000004B0000-memory.dmp

    Filesize

    256KB

  • memory/2176-0-0x00000000744E0000-0x0000000074A8B000-memory.dmp

    Filesize

    5.7MB