Analysis

  • max time kernel
    128s
  • max time network
    172s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220414-en
  • submitted
    25-06-2022 06:09

General

  • Target

    3a3a6db3d266830cd471cbb84d1707e915bf3ffbe54b84abff5ee703d91e6485.exe

  • Size

    713KB

  • MD5

    4d94576cdf1c060b6147d88bc438ec64

  • SHA1

    b09269028fa0b095afbedbc87a44768b5a29a6d7

  • SHA256

    3a3a6db3d266830cd471cbb84d1707e915bf3ffbe54b84abff5ee703d91e6485

  • SHA512

    4157976180155c7f3341c226f2fbc6730243263180aa059aa8cd0604377f068e44bd7f1005ea5e99c4ea07e76612db83adaca6f5f012bef396e87386c41dc5a5

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.zoho.com
  • Port:
    587
  • Username:
    aminadmoneyman@zoho.com
  • Password:
    nwachukwu12345

Signatures

  • HawkEye

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

  • NirSoft MailPassView 5 IoCs

    Password recovery tool for various email clients

  • NirSoft WebBrowserPassView 6 IoCs

    Password recovery tool for various web browsers

  • Nirsoft 10 IoCs
  • Uses the VBS compiler for execution 1 TTPs
  • Accesses Microsoft Outlook accounts 1 TTPs 1 IoCs
  • Looks up external IP address via web service 2 IoCs

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

  • Suspicious use of SetThreadContext 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\3a3a6db3d266830cd471cbb84d1707e915bf3ffbe54b84abff5ee703d91e6485.exe
    "C:\Users\Admin\AppData\Local\Temp\3a3a6db3d266830cd471cbb84d1707e915bf3ffbe54b84abff5ee703d91e6485.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4828
    • C:\Users\Admin\AppData\Local\Temp\3a3a6db3d266830cd471cbb84d1707e915bf3ffbe54b84abff5ee703d91e6485.exe
      C:\Users\Admin\AppData\Local\Temp\3a3a6db3d266830cd471cbb84d1707e915bf3ffbe54b84abff5ee703d91e6485.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4468
      • C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
        C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\holdermail.txt"
        3⤵
        • Accesses Microsoft Outlook accounts
        PID:3836
      • C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe
        C:\Windows\Microsoft.NET\Framework\v2.0.50727\vbc.exe /stext "C:\Users\Admin\AppData\Local\Temp\holderwb.txt"
        3⤵
        • Suspicious behavior: EnumeratesProcesses
        PID:740

Network

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scripting

1
T1064

Defense Evasion

Scripting

1
T1064

Collection

Email Collection

1
T1114

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\holderwb.txt
    Filesize

    3KB

    MD5

    f94dc819ca773f1e3cb27abbc9e7fa27

    SHA1

    9a7700efadc5ea09ab288544ef1e3cd876255086

    SHA256

    a3377ade83786c2bdff5db19ff4dbfd796da4312402b5e77c4c63e38cc6eff92

    SHA512

    72a2c10d7a53a7f9a319dab66d77ed65639e9aa885b551e0055fc7eaf6ef33bbf109205b42ae11555a0f292563914bc6edb63b310c6f9bda9564095f77ab9196

  • memory/740-158-0x0000000000400000-0x0000000000458000-memory.dmp
    Filesize

    352KB

  • memory/740-156-0x0000000000400000-0x0000000000458000-memory.dmp
    Filesize

    352KB

  • memory/740-155-0x0000000000400000-0x0000000000458000-memory.dmp
    Filesize

    352KB

  • memory/740-153-0x0000000000400000-0x0000000000458000-memory.dmp
    Filesize

    352KB

  • memory/740-152-0x0000000000000000-mapping.dmp
  • memory/3836-148-0x0000000000400000-0x000000000041B000-memory.dmp
    Filesize

    108KB

  • memory/3836-151-0x0000000000400000-0x000000000041B000-memory.dmp
    Filesize

    108KB

  • memory/3836-150-0x0000000000400000-0x000000000041B000-memory.dmp
    Filesize

    108KB

  • memory/3836-147-0x0000000000000000-mapping.dmp
  • memory/4468-140-0x0000000077930000-0x0000000077AD3000-memory.dmp
    Filesize

    1.6MB

  • memory/4468-146-0x0000000074FA0000-0x0000000075551000-memory.dmp
    Filesize

    5.7MB

  • memory/4468-145-0x0000000077930000-0x0000000077AD3000-memory.dmp
    Filesize

    1.6MB

  • memory/4468-144-0x0000000074FA0000-0x0000000075551000-memory.dmp
    Filesize

    5.7MB

  • memory/4468-141-0x0000000006B60000-0x0000000006BF6000-memory.dmp
    Filesize

    600KB

  • memory/4468-137-0x0000000000400000-0x000000000047B000-memory.dmp
    Filesize

    492KB

  • memory/4468-133-0x0000000000000000-mapping.dmp
  • memory/4828-132-0x0000000002290000-0x0000000002296000-memory.dmp
    Filesize

    24KB

  • memory/4828-134-0x0000000077930000-0x0000000077AD3000-memory.dmp
    Filesize

    1.6MB