Analysis

  • max time kernel
    146s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230915-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27-09-2023 08:03

General

  • Target

    6e4fa5f776b899d3d3d0cc1da69ff6165aefafd46f70ddb55399c73ba6f965cd.exe

  • Size

    505KB

  • MD5

    c3564cf4b0455ffab930884b3e81626b

  • SHA1

    ebfdbbc304368f44aed3ab69d609f7965fdf4021

  • SHA256

    6e4fa5f776b899d3d3d0cc1da69ff6165aefafd46f70ddb55399c73ba6f965cd

  • SHA512

    3f69ab1622b9a558e3f37fc677d21223dee21e3f8f5af16367b437d73219eb51328d18cd9b1eca2437aa12da37ddf45d3e46544b0e500010a9389b4d797a9bfb

  • SSDEEP

    6144:IR3bS/QTjhUqBfxrwEnuNcSsm7IoYGW0VvBXCAt6kihwE+VDpJYWmlwnx9SRI:K3QtqB5urTIoYWBQk1E+VF9mOx9Z

Malware Config

Signatures

  • HawkEye

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

  • NirSoft MailPassView 4 IoCs

    Password recovery tool for various email clients

  • NirSoft WebBrowserPassView 4 IoCs

    Password recovery tool for various web browsers

  • Nirsoft 8 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 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 18 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\6e4fa5f776b899d3d3d0cc1da69ff6165aefafd46f70ddb55399c73ba6f965cd.exe
    "C:\Users\Admin\AppData\Local\Temp\6e4fa5f776b899d3d3d0cc1da69ff6165aefafd46f70ddb55399c73ba6f965cd.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:5116
    • 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"
      2⤵
      • Accesses Microsoft Outlook accounts
      PID:1044
    • 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"
      2⤵
      • Suspicious behavior: EnumeratesProcesses
      PID:4928

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

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

    Filesize

    3KB

    MD5

    f94dc819ca773f1e3cb27abbc9e7fa27

    SHA1

    9a7700efadc5ea09ab288544ef1e3cd876255086

    SHA256

    a3377ade83786c2bdff5db19ff4dbfd796da4312402b5e77c4c63e38cc6eff92

    SHA512

    72a2c10d7a53a7f9a319dab66d77ed65639e9aa885b551e0055fc7eaf6ef33bbf109205b42ae11555a0f292563914bc6edb63b310c6f9bda9564095f77ab9196

  • memory/1044-8-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1044-11-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1044-9-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1044-6-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/4928-17-0x0000000000400000-0x0000000000458000-memory.dmp

    Filesize

    352KB

  • memory/4928-15-0x0000000000400000-0x0000000000458000-memory.dmp

    Filesize

    352KB

  • memory/4928-18-0x0000000000400000-0x0000000000458000-memory.dmp

    Filesize

    352KB

  • memory/4928-24-0x0000000000460000-0x0000000000529000-memory.dmp

    Filesize

    804KB

  • memory/4928-25-0x0000000000400000-0x0000000000458000-memory.dmp

    Filesize

    352KB

  • memory/5116-3-0x0000000000C40000-0x0000000000C50000-memory.dmp

    Filesize

    64KB

  • memory/5116-2-0x0000000000C40000-0x0000000000C50000-memory.dmp

    Filesize

    64KB

  • memory/5116-12-0x0000000074A20000-0x0000000074FD1000-memory.dmp

    Filesize

    5.7MB

  • memory/5116-13-0x0000000074A20000-0x0000000074FD1000-memory.dmp

    Filesize

    5.7MB

  • memory/5116-14-0x0000000000C40000-0x0000000000C50000-memory.dmp

    Filesize

    64KB

  • memory/5116-0-0x0000000074A20000-0x0000000074FD1000-memory.dmp

    Filesize

    5.7MB

  • memory/5116-1-0x0000000074A20000-0x0000000074FD1000-memory.dmp

    Filesize

    5.7MB