Analysis

  • max time kernel
    146s
  • max time network
    148s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    10/03/2024, 02:56

General

  • Target
    bd7d66648bb7c0b31d5951d485ee600a.exe
  • Size 3.1MB
  • Sample240310-de471abb9t
  • SHA256 97afb5bb8d8c4000a604960f593e642002f9fd4253e68b5ff37f61ae76ce9a6f
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Extracted

Family
  • netwire

C2
  • 174.127.99.159:7882

Attributes
  • activex_autorun

    false

  • copy_executable

    false

  • delete_original

    false

  • host_id

    May-B

  • keylogger_dir

    %AppData%\Logs\

  • lock_executable

    false

  • offline_keylogger

    true

  • password

    Password

  • registry_autorun

    false

  • use_mutex

    false

Extracted

Family
  • azorult

C2
  • https://gemateknindoperkasa.co.id/imag/index.php

Signatures

  • Azorult

    An information stealer that was first discovered in 2016, targeting browsing history and passwords.

  • NetWire RAT payload 4 IoCs
  • Netwire

    Netwire is a RAT with main functionalities focused password stealing and keylogging, but also includes remote control capabilities as well.

  • Checks computer location settings 2 TTPs 2 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 5 IoCs
  • UPX packed file 3 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Suspicious use of SetThreadContext 2 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • NTFS ADS 2 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 56 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\bd7d66648bb7c0b31d5951d485ee600a.exe
    "C:\Users\Admin\AppData\Local\Temp\bd7d66648bb7c0b31d5951d485ee600a.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3596
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c test.exe
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:2288
      • C:\Users\Admin\AppData\Local\Temp\test.exe
        test.exe
        3⤵
        • Checks computer location settings
        • Executes dropped EXE
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:4060
        • C:\Users\Admin\AppData\Local\Temp\File.exe
          "C:\Users\Admin\AppData\Local\Temp\File.exe"
          4⤵
          • Checks computer location settings
          • Executes dropped EXE
          • Suspicious use of SetThreadContext
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:536
          • C:\Users\Admin\AppData\Roaming\tmp.exe
            "C:\Users\Admin\AppData\Roaming\tmp.exe"
            5⤵
            • Executes dropped EXE
            PID:3088
          • C:\Users\Admin\AppData\Local\Temp\svhost.exe
            "C:\Users\Admin\AppData\Local\Temp\svhost.exe"
            5⤵
            • Executes dropped EXE
            PID:1340
          • C:\Windows\SysWOW64\cmd.exe
            "C:\Windows\System32\cmd.exe" /c copy "C:/Users/Admin/AppData/Local/Temp/File.exe" "%temp%\FolderN\name.exe" /Y
            5⤵
              PID:4764
            • C:\Windows\SysWOW64\cmd.exe
              "C:\Windows\System32\cmd.exe" /c reg add "HKCU\Software\Microsoft\Windows NT\CurrentVersion\Windows" /v Load /t REG_SZ /d "%temp%\FolderN\name.exe.lnk" /f
              5⤵
              • Suspicious use of WriteProcessMemory
              PID:4864
              • C:\Windows\SysWOW64\reg.exe
                reg add "HKCU\Software\Microsoft\Windows NT\CurrentVersion\Windows" /v Load /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\FolderN\name.exe.lnk" /f
                6⤵
                  PID:3576
              • C:\Windows\SysWOW64\cmd.exe
                "C:\Windows\System32\cmd.exe" /c echo [zoneTransfer]ZoneID = 2 > %temp%\FolderN\name.exe:Zone.Identifier
                5⤵
                • NTFS ADS
                PID:4004
            • C:\Users\Admin\AppData\Local\Temp\svhost.exe
              "C:\Users\Admin\AppData\Local\Temp\svhost.exe"
              4⤵
              • Executes dropped EXE
              PID:4708
            • C:\Windows\SysWOW64\cmd.exe
              "C:\Windows\System32\cmd.exe" /c copy "C:/Users/Admin/AppData/Local/Temp/test.exe" "%temp%\FolderN\name.exe" /Y
              4⤵
                PID:1032
              • C:\Windows\SysWOW64\cmd.exe
                "C:\Windows\System32\cmd.exe" /c reg add "HKCU\Software\Microsoft\Windows NT\CurrentVersion\Windows" /v Load /t REG_SZ /d "%temp%\FolderN\name.exe.lnk" /f
                4⤵
                • Suspicious use of WriteProcessMemory
                PID:3764
                • C:\Windows\SysWOW64\reg.exe
                  reg add "HKCU\Software\Microsoft\Windows NT\CurrentVersion\Windows" /v Load /t REG_SZ /d "C:\Users\Admin\AppData\Local\Temp\FolderN\name.exe.lnk" /f
                  5⤵
                    PID:2324
                • C:\Windows\SysWOW64\cmd.exe
                  "C:\Windows\System32\cmd.exe" /c echo [zoneTransfer]ZoneID = 2 > %temp%\FolderN\name.exe:Zone.Identifier
                  4⤵
                  • NTFS ADS
                  PID:1496

          Network

                MITRE ATT&CK Enterprise v15

                Replay Monitor

                Loading Replay Monitor...

                Downloads

                File.exe

                • Path C:\Users\Admin\AppData\Local\Temp\File.exe
                • Size 342KB
                • SHA256 80c4716318f874881151c78c4dce9a0a01be4294834f33ee7f12a8a34bb8b2b7
                • MD5 SHA1 SHA512 SSDEEP

                name.exe.lnk

                • Path C:\Users\Admin\AppData\Local\Temp\FolderN\name.exe.lnk
                • Size 1KB
                • SHA256 0b24e755d18479a12d427d3535205d91ae591732cc15492be41519d46a83798e
                • MD5 SHA1 SHA512

                svhost.exe

                • Path C:\Users\Admin\AppData\Local\Temp\svhost.exe
                • Size 256KB
                • SHA256 ed9884bac608c06b7057037cc91d90e4ae5f74dd2dbce2af476699c6d4492d82
                • MD5 SHA1 SHA512 SSDEEP

                test.exe

                • Path C:\Users\Admin\AppData\Local\Temp\test.exe
                • Size 931KB
                • SHA256 d3793a581da66ef5840648574ce364846e7c68a559c0f5e49faf9e4892ecdc72
                • MD5 SHA1 SHA512 SSDEEP

                tmp.exe

                • Path C:\Users\Admin\AppData\Roaming\tmp.exe
                • Size 112KB
                • SHA256 ab0744c19af062c698e94e8eb9ee0e67bcf9a078f53d2a6a848406e2413c4d59
                • MD5 SHA1 SHA512 SSDEEP

                memory/536-23-0x00000000056C0000-0x00000000056D0000-memory.dmp

                memory/536-66-0x0000000074DB0000-0x0000000075560000-memory.dmp

                memory/536-22-0x0000000000BC0000-0x0000000000C1C000-memory.dmp

                memory/536-21-0x0000000074DB0000-0x0000000075560000-memory.dmp

                memory/536-24-0x0000000002F00000-0x0000000002F24000-memory.dmp

                memory/1340-41-0x0000000000400000-0x0000000000420000-memory.dmp

                memory/1340-46-0x0000000000400000-0x0000000000420000-memory.dmp

                memory/1340-68-0x0000000000400000-0x0000000000420000-memory.dmp

                memory/1340-47-0x0000000000400000-0x0000000000420000-memory.dmp

                memory/3088-51-0x0000000000400000-0x0000000000420000-memory.dmp

                memory/3596-0-0x0000000000400000-0x0000000000B9D000-memory.dmp

                memory/3596-64-0x0000000000400000-0x0000000000B9D000-memory.dmp

                memory/3596-59-0x0000000000400000-0x0000000000B9D000-memory.dmp

                memory/4060-9-0x0000000005110000-0x0000000005196000-memory.dmp

                memory/4060-5-0x0000000074DB0000-0x0000000075560000-memory.dmp

                memory/4060-8-0x0000000005000000-0x0000000005010000-memory.dmp

                memory/4060-7-0x0000000005070000-0x000000000510C000-memory.dmp

                memory/4060-6-0x0000000000530000-0x000000000061E000-memory.dmp

                memory/4060-60-0x0000000074DB0000-0x0000000075560000-memory.dmp

                memory/4060-61-0x0000000005000000-0x0000000005010000-memory.dmp

                memory/4060-63-0x0000000074DB0000-0x0000000075560000-memory.dmp

                memory/4708-30-0x0000000000400000-0x0000000000433000-memory.dmp

                memory/4708-31-0x0000000000400000-0x0000000000433000-memory.dmp

                memory/4708-67-0x0000000000400000-0x0000000000433000-memory.dmp

                memory/4708-27-0x0000000000400000-0x0000000000433000-memory.dmp