Analysis

  • max time kernel
    77s
  • max time network
    185s
  • platform
    windows7_x64
  • resource
    win7-20220812-en
  • resource tags

    arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
  • submitted
    28-11-2022 09:55

General

  • Target

    650aa9843cab95abe28eb1da34643a60422b1270d89b8f3485285e439e605d4d.exe

  • Size

    584KB

  • MD5

    2b2823f621659725b5b02e94988f5cd2

  • SHA1

    d6deebe63f04f50dcfe1e98f364f50cfe22cf62a

  • SHA256

    650aa9843cab95abe28eb1da34643a60422b1270d89b8f3485285e439e605d4d

  • SHA512

    b54c4ed54cc78b3c9210a7914be34152b82574353a5d419e9f3df4afc274f6a567fd1ffde726c4ac7c47a2c67bf65716818e798e040167a02ca4a8b28d1a47e2

  • SSDEEP

    12288:C6DK2JfOeIgmDvlXf/ar0S2dGNv6rV1arY7ZXoYOOdMdwBv1:CgDpON5yYLoh6rvcY7ZX/M6Bv

Malware Config

Extracted

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.gmail.com
  • Port:
    587
  • Username:
    artdlade@gmail.com
  • Password:
    qwerty@12345

Signatures

  • HawkEye

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

  • NirSoft MailPassView 11 IoCs

    Password recovery tool for various email clients

  • NirSoft WebBrowserPassView 10 IoCs

    Password recovery tool for various web browsers

  • Nirsoft 15 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • 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 3 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 1 IoCs
  • Suspicious use of WriteProcessMemory 29 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\650aa9843cab95abe28eb1da34643a60422b1270d89b8f3485285e439e605d4d.exe
    "C:\Users\Admin\AppData\Local\Temp\650aa9843cab95abe28eb1da34643a60422b1270d89b8f3485285e439e605d4d.exe"
    1⤵
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:1836
    • C:\Users\Admin\AppData\Local\Temp\650aa9843cab95abe28eb1da34643a60422b1270d89b8f3485285e439e605d4d.exe
      "C:\Users\Admin\AppData\Local\Temp\650aa9843cab95abe28eb1da34643a60422b1270d89b8f3485285e439e605d4d.exe"
      2⤵
      • 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:900
      • 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:2028
      • 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⤵
          PID:544

    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

    Credential Access

    Credentials in Files

    1
    T1081

    Collection

    Data from Local System

    1
    T1005

    Email Collection

    1
    T1114

    Replay Monitor

    Loading Replay Monitor...

    Downloads

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

      2B

      MD5

      f3b25701fe362ec84616a93a45ce9998

      SHA1

      d62636d8caec13f04e28442a0a6fa1afeb024bbb

      SHA256

      b3d510ef04275ca8e698e5b3cbb0ece3949ef9252f0cdc839e9ee347409a2209

      SHA512

      98c5f56f3de340690c139e58eb7dac111979f0d4dffe9c4b24ff849510f4b6ffa9fd608c0a3de9ac3c9fd2190f0efaf715309061490f9755a9bfdf1c54ca0d84

    • memory/544-82-0x0000000000442628-mapping.dmp
    • memory/544-87-0x0000000000400000-0x0000000000458000-memory.dmp
      Filesize

      352KB

    • memory/544-85-0x0000000000400000-0x0000000000458000-memory.dmp
      Filesize

      352KB

    • memory/544-81-0x0000000000400000-0x0000000000458000-memory.dmp
      Filesize

      352KB

    • memory/900-71-0x00000000741F0000-0x000000007479B000-memory.dmp
      Filesize

      5.7MB

    • memory/900-73-0x00000000741F0000-0x000000007479B000-memory.dmp
      Filesize

      5.7MB

    • memory/900-63-0x0000000000400000-0x000000000048C000-memory.dmp
      Filesize

      560KB

    • memory/900-65-0x0000000000485A8E-mapping.dmp
    • memory/900-64-0x0000000000400000-0x000000000048C000-memory.dmp
      Filesize

      560KB

    • memory/900-67-0x0000000000400000-0x000000000048C000-memory.dmp
      Filesize

      560KB

    • memory/900-69-0x0000000000400000-0x000000000048C000-memory.dmp
      Filesize

      560KB

    • memory/900-58-0x0000000000400000-0x000000000048C000-memory.dmp
      Filesize

      560KB

    • memory/900-59-0x0000000000400000-0x000000000048C000-memory.dmp
      Filesize

      560KB

    • memory/900-61-0x0000000000400000-0x000000000048C000-memory.dmp
      Filesize

      560KB

    • memory/1836-72-0x0000000002025000-0x0000000002036000-memory.dmp
      Filesize

      68KB

    • memory/1836-54-0x0000000075C51000-0x0000000075C53000-memory.dmp
      Filesize

      8KB

    • memory/1836-57-0x0000000002025000-0x0000000002036000-memory.dmp
      Filesize

      68KB

    • memory/1836-56-0x00000000741F0000-0x000000007479B000-memory.dmp
      Filesize

      5.7MB

    • memory/1836-55-0x00000000741F0000-0x000000007479B000-memory.dmp
      Filesize

      5.7MB

    • memory/2028-75-0x0000000000411654-mapping.dmp
    • memory/2028-74-0x0000000000400000-0x000000000041B000-memory.dmp
      Filesize

      108KB

    • memory/2028-78-0x0000000000400000-0x000000000041B000-memory.dmp
      Filesize

      108KB

    • memory/2028-79-0x0000000000400000-0x000000000041B000-memory.dmp
      Filesize

      108KB

    • memory/2028-80-0x0000000000400000-0x000000000041B000-memory.dmp
      Filesize

      108KB