Analysis

  • max time kernel
    149s
  • max time network
    154s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-11-2022 17:02

General

  • Target

    7f7af2a04e3a448078a458559a757f1460481e7548c8f63361cb28e50373fd9f.exe

  • Size

    664KB

  • MD5

    5919a7ccf6d76ed841dce48369da540a

  • SHA1

    4fc953413eb0783afe3bec31b1b24a3c4b422ef6

  • SHA256

    7f7af2a04e3a448078a458559a757f1460481e7548c8f63361cb28e50373fd9f

  • SHA512

    0a982e5382fdfd05f9251a213d847f695583940cad2ecafc4b88e11f10d08a31f1000ac249fb5ea585cf426fa87fc3815f735faff297bc6987027dfce483a9cf

  • SSDEEP

    12288:kIwGukpCZ3yn7ltW0HJtKDL7p6TUCVftOtDcZ6evtlsEOFPNnoGH7:r70cW0HJtK7p6TtO9cZ6ebhcP

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.mail.ru
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    steve12345

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 1 IoCs

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

  • Suspicious use of SetThreadContext 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 26 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7f7af2a04e3a448078a458559a757f1460481e7548c8f63361cb28e50373fd9f.exe
    "C:\Users\Admin\AppData\Local\Temp\7f7af2a04e3a448078a458559a757f1460481e7548c8f63361cb28e50373fd9f.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4344
    • C:\Users\Admin\AppData\Local\Temp\7f7af2a04e3a448078a458559a757f1460481e7548c8f63361cb28e50373fd9f.exe
      "C:\Users\Admin\AppData\Local\Temp\7f7af2a04e3a448078a458559a757f1460481e7548c8f63361cb28e50373fd9f.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of SetWindowsHookEx
      • Suspicious use of WriteProcessMemory
      PID:2272
      • 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:3564
      • 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:4196

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\Microsoft\CLR_v2.0_32\UsageLogs\7f7af2a04e3a448078a458559a757f1460481e7548c8f63361cb28e50373fd9f.exe.log
    Filesize

    496B

    MD5

    cb76b18ebed3a9f05a14aed43d35fba6

    SHA1

    836a4b4e351846fca08b84149cb734cb59b8c0d6

    SHA256

    8d0edecf54cbbdf7981c8e41a3ed8621503188a87415f9af0fb8d890b138c349

    SHA512

    7631141e4a6dda29452ada666326837372cd3d045f773006f63d9eff15d9432ed00029d9108a72c1a3b858377600a2aab2c9ec03764285c8801b6019babcf21c

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

    3KB

    MD5

    f94dc819ca773f1e3cb27abbc9e7fa27

    SHA1

    9a7700efadc5ea09ab288544ef1e3cd876255086

    SHA256

    a3377ade83786c2bdff5db19ff4dbfd796da4312402b5e77c4c63e38cc6eff92

    SHA512

    72a2c10d7a53a7f9a319dab66d77ed65639e9aa885b551e0055fc7eaf6ef33bbf109205b42ae11555a0f292563914bc6edb63b310c6f9bda9564095f77ab9196

  • memory/2272-138-0x0000000074640000-0x0000000074BF1000-memory.dmp
    Filesize

    5.7MB

  • memory/2272-134-0x0000000000000000-mapping.dmp
  • memory/2272-135-0x0000000000400000-0x0000000000484000-memory.dmp
    Filesize

    528KB

  • memory/2272-139-0x0000000074640000-0x0000000074BF1000-memory.dmp
    Filesize

    5.7MB

  • memory/3564-140-0x0000000000000000-mapping.dmp
  • memory/3564-141-0x0000000000400000-0x000000000041B000-memory.dmp
    Filesize

    108KB

  • memory/3564-143-0x0000000000400000-0x000000000041B000-memory.dmp
    Filesize

    108KB

  • memory/3564-144-0x0000000000400000-0x000000000041B000-memory.dmp
    Filesize

    108KB

  • memory/4196-145-0x0000000000000000-mapping.dmp
  • memory/4196-146-0x0000000000400000-0x0000000000458000-memory.dmp
    Filesize

    352KB

  • memory/4196-148-0x0000000000400000-0x0000000000458000-memory.dmp
    Filesize

    352KB

  • memory/4196-149-0x0000000000400000-0x0000000000458000-memory.dmp
    Filesize

    352KB

  • memory/4196-151-0x0000000000400000-0x0000000000458000-memory.dmp
    Filesize

    352KB

  • memory/4344-137-0x0000000074640000-0x0000000074BF1000-memory.dmp
    Filesize

    5.7MB

  • memory/4344-132-0x0000000074640000-0x0000000074BF1000-memory.dmp
    Filesize

    5.7MB

  • memory/4344-133-0x0000000074640000-0x0000000074BF1000-memory.dmp
    Filesize

    5.7MB