Analysis

  • max time kernel
    147s
  • max time network
    131s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220718-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220718-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-07-2022 18:15

General

  • Target

    4e3de3da36391dedb0f86a255ddcf74edc94b2363cbf4ff1fa22c5f8f45636cc.exe

  • Size

    689KB

  • MD5

    6c85faa32d34646e1d77df136d2b92cc

  • SHA1

    323f197579f40381fffa6a3ac1b462563def8e68

  • SHA256

    4e3de3da36391dedb0f86a255ddcf74edc94b2363cbf4ff1fa22c5f8f45636cc

  • SHA512

    161a7c452ee9915cd6f7c51b70466762bfe65125b6a14103e785c66f8c6a2cbe2935885353a71eddbc4f7e74bb1a5a9945f0f670cde1a2e6ec8199e9478fa172

Malware Config

Signatures

  • HawkEye

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

  • NirSoft MailPassView 6 IoCs

    Password recovery tool for various email clients

  • NirSoft WebBrowserPassView 6 IoCs

    Password recovery tool for various web browsers

  • Nirsoft 11 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\4e3de3da36391dedb0f86a255ddcf74edc94b2363cbf4ff1fa22c5f8f45636cc.exe
    "C:\Users\Admin\AppData\Local\Temp\4e3de3da36391dedb0f86a255ddcf74edc94b2363cbf4ff1fa22c5f8f45636cc.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1164
    • C:\Users\Admin\AppData\Local\Temp\4e3de3da36391dedb0f86a255ddcf74edc94b2363cbf4ff1fa22c5f8f45636cc.exe
      C:\Users\Admin\AppData\Local\Temp\4e3de3da36391dedb0f86a255ddcf74edc94b2363cbf4ff1fa22c5f8f45636cc.exe"
      2⤵
      • Suspicious use of SetThreadContext
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:2208
      • 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:384
      • 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:3040

Network

MITRE ATT&CK Enterprise v6

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/384-153-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/384-152-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/384-151-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/384-149-0x0000000000400000-0x000000000041B000-memory.dmp

    Filesize

    108KB

  • memory/1164-134-0x0000000077E20000-0x0000000077FC3000-memory.dmp

    Filesize

    1.6MB

  • memory/1164-132-0x0000000002300000-0x0000000002307000-memory.dmp

    Filesize

    28KB

  • memory/2208-143-0x0000000077E20000-0x0000000077FC3000-memory.dmp

    Filesize

    1.6MB

  • memory/2208-147-0x0000000075490000-0x0000000075A41000-memory.dmp

    Filesize

    5.7MB

  • memory/2208-146-0x0000000077E20000-0x0000000077FC3000-memory.dmp

    Filesize

    1.6MB

  • memory/2208-145-0x0000000075490000-0x0000000075A41000-memory.dmp

    Filesize

    5.7MB

  • memory/2208-144-0x0000000077E20000-0x0000000077FC3000-memory.dmp

    Filesize

    1.6MB

  • memory/2208-140-0x0000000006BF0000-0x0000000006C86000-memory.dmp

    Filesize

    600KB

  • memory/2208-137-0x0000000000400000-0x000000000047B000-memory.dmp

    Filesize

    492KB

  • memory/3040-155-0x0000000000400000-0x0000000000458000-memory.dmp

    Filesize

    352KB

  • memory/3040-157-0x0000000000400000-0x0000000000458000-memory.dmp

    Filesize

    352KB

  • memory/3040-158-0x0000000000400000-0x0000000000458000-memory.dmp

    Filesize

    352KB

  • memory/3040-160-0x0000000000400000-0x0000000000458000-memory.dmp

    Filesize

    352KB