Analysis

  • max time kernel
    148s
  • max time network
    141s
  • platform
    windows7_x64
  • resource
    win7-20230703-en
  • resource tags

    arch:x64arch:x86image:win7-20230703-enlocale:en-usos:windows7-x64system
  • submitted
    10-07-2023 13:16

General

  • Target

    746d8f96f8153a4e45bb998ec.exe

  • Size

    520KB

  • MD5

    42975e59f70448efb621c1f9c4bca01b

  • SHA1

    acd00215d93e8e81d32e10d0a88127da4133c1da

  • SHA256

    746d8f96f8153a4e45bb998ec885c82ffa1b4aaa18eb1381db2a2ed851e876cc

  • SHA512

    312ef962115a65a13459702995c6b71363238658a4fe2bbf1075bc5333aff03eafdae83999a6789cff9ee1c3a0bcdcea1c37ad18629a60eef2ce21587440afcc

  • SSDEEP

    6144:uuaqLk33bS/QTjhUqBfxrwEnuNcSsm7IoYGW0VvBXCAt6kihwE+VDpJYWmlwnx9v:y33QtqB5urTIoYWBQk1E+VF9mOx9Vi

Malware Config

Extracted

Credentials

  • Protocol:
    ftp
  • Host:
    ftp.lucd.ru
  • Port:
    21
  • Username:
    emma2221@lucd.ru
  • Password:
    doll@@2020

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 4 IoCs

    Password recovery tool for various web browsers

  • Nirsoft 9 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 3 IoCs

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

  • Suspicious use of SetThreadContext 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 20 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\746d8f96f8153a4e45bb998ec.exe
    "C:\Users\Admin\AppData\Local\Temp\746d8f96f8153a4e45bb998ec.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:2320
    • 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:2104
    • 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:1100

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

    2B

    MD5

    f3b25701fe362ec84616a93a45ce9998

    SHA1

    d62636d8caec13f04e28442a0a6fa1afeb024bbb

    SHA256

    b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

    SHA512

    98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

  • memory/1100-66-0x0000000000400000-0x0000000000458000-memory.dmp
    Filesize

    352KB

  • memory/1100-77-0x0000000000400000-0x0000000000458000-memory.dmp
    Filesize

    352KB

  • memory/1100-69-0x0000000000400000-0x0000000000458000-memory.dmp
    Filesize

    352KB

  • memory/1100-68-0x0000000000400000-0x0000000000458000-memory.dmp
    Filesize

    352KB

  • memory/2104-63-0x0000000000400000-0x000000000041B000-memory.dmp
    Filesize

    108KB

  • memory/2104-65-0x0000000000400000-0x000000000041B000-memory.dmp
    Filesize

    108KB

  • memory/2104-61-0x0000000000400000-0x000000000041B000-memory.dmp
    Filesize

    108KB

  • memory/2104-59-0x0000000000400000-0x000000000041B000-memory.dmp
    Filesize

    108KB

  • memory/2320-64-0x0000000000B60000-0x0000000000BA0000-memory.dmp
    Filesize

    256KB

  • memory/2320-62-0x0000000000B60000-0x0000000000BA0000-memory.dmp
    Filesize

    256KB

  • memory/2320-54-0x0000000000B60000-0x0000000000BA0000-memory.dmp
    Filesize

    256KB

  • memory/2320-70-0x0000000000B60000-0x0000000000BA0000-memory.dmp
    Filesize

    256KB