Analysis

  • max time kernel
    137s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220812-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-11-2022 14:53

General

  • Target

    17513546e7f044899b48d8b2f4f4927dc078aed1d142704705994ed4d0765068.exe

  • Size

    506KB

  • MD5

    b847026c4e5de97cf24e01a399d05686

  • SHA1

    999fe731c1feea94c82d181773c5a9d1e0d0a4de

  • SHA256

    17513546e7f044899b48d8b2f4f4927dc078aed1d142704705994ed4d0765068

  • SHA512

    213d7a9430db318729a077550e69fad6e51af3bc7bb76efdaf61a0da679db7dc15978704229d7ce56d7762de06e0e9206b44582e084745c435e553efaeddc1f4

  • SSDEEP

    6144:eu1bS/QTjhUqBfxrwEnuNcSsm7IoYGW0VvBXCAt6kihwE+VDpJYWmlwnx9DuUI:L1QtqB5urTIoYWBQk1E+VF9mOx9G

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
  • Adds Run key to start application 2 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\17513546e7f044899b48d8b2f4f4927dc078aed1d142704705994ed4d0765068.exe
    "C:\Users\Admin\AppData\Local\Temp\17513546e7f044899b48d8b2f4f4927dc078aed1d142704705994ed4d0765068.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1244
    • 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:1448
    • 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:5012

Network

MITRE ATT&CK Matrix ATT&CK v6

Execution

Scripting

1
T1064

Persistence

Registry Run Keys / Startup Folder

1
T1060

Defense Evasion

Scripting

1
T1064

Modify Registry

1
T1112

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/1244-132-0x0000000074C50000-0x0000000075201000-memory.dmp
    Filesize

    5.7MB

  • memory/1244-133-0x0000000074C50000-0x0000000075201000-memory.dmp
    Filesize

    5.7MB

  • memory/1448-134-0x0000000000000000-mapping.dmp
  • memory/1448-135-0x0000000000400000-0x000000000041B000-memory.dmp
    Filesize

    108KB

  • memory/1448-137-0x0000000000400000-0x000000000041B000-memory.dmp
    Filesize

    108KB

  • memory/1448-138-0x0000000000400000-0x000000000041B000-memory.dmp
    Filesize

    108KB

  • memory/5012-140-0x0000000000400000-0x0000000000458000-memory.dmp
    Filesize

    352KB

  • memory/5012-139-0x0000000000000000-mapping.dmp
  • memory/5012-142-0x0000000000400000-0x0000000000458000-memory.dmp
    Filesize

    352KB

  • memory/5012-144-0x0000000000400000-0x0000000000458000-memory.dmp
    Filesize

    352KB