Analysis

  • max time kernel
    7s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231222-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31-12-2023 13:17

General

  • Target

    379fb1a0ae56554e5619e287eff61635.exe

  • Size

    3.1MB

  • MD5

    379fb1a0ae56554e5619e287eff61635

  • SHA1

    967312955e9b84093aab815f76c9734058a539a2

  • SHA256

    82ac93d2030fe23a014c9126668dfb4fb8c4ac6c5bc7a9384374ed2c8b2b342e

  • SHA512

    97fa14dbaeb56f02ce2a61ee34d62857d2a541ac200ce94bcad2446a26a85fda83141fa967e5f1de6923a0e17c38445a339db379fafc746bcab70c07f1a494a5

  • SSDEEP

    98304:wdNIA2b8lIpIta0Icq+KPtYulORjiCSHwdlPtqM7RcS4FIKU21IEfrNdSf8h:wdNB4ianUstYuUR2CSHsVP8h

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

    C:\Users\Admin\AppData\Roaming\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 3 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).

  • Program crash 1 IoCs
  • NTFS ADS 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 7 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 53 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\379fb1a0ae56554e5619e287eff61635.exe
    "C:\Users\Admin\AppData\Local\Temp\379fb1a0ae56554e5619e287eff61635.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3016
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c test.exe
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4828
      • 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:4864
        • 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:1344
          • C:\Windows\SysWOW64\cmd.exe
            "C:\Windows\System32\cmd.exe" /c echo [zoneTransfer]ZoneID = 2 > %temp%\FolderN\name.exe:Zone.Identifier
            5⤵
              PID:3264
            • 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:3532
            • 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:5024
              • C:\Users\Admin\AppData\Local\Temp\svhost.exe
                "C:\Users\Admin\AppData\Local\Temp\svhost.exe"
                5⤵
                • Executes dropped EXE
                PID:3724
              • C:\Users\Admin\AppData\Roaming\tmp.exe
                "C:\Users\Admin\AppData\Roaming\tmp.exe"
                5⤵
                • Executes dropped EXE
                PID:1352
            • 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:3132
              • 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:1244
              • 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:4848
              • C:\Users\Admin\AppData\Local\Temp\svhost.exe
                "C:\Users\Admin\AppData\Local\Temp\svhost.exe"
                4⤵
                • Executes dropped EXE
                PID:3368
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3724 -s 360
          1⤵
          • Program crash
          PID:2228
        • 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
          1⤵
            PID:2980
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -pss -s 368 -p 3724 -ip 3724
            1⤵
              PID:316
            • 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
              1⤵
                PID:2384

              Network

              MITRE ATT&CK Enterprise v15

              Replay Monitor

              Loading Replay Monitor...

              Downloads

              • memory/1344-68-0x0000000074A50000-0x0000000075200000-memory.dmp

                Filesize

                7.7MB

              • memory/1344-22-0x0000000074A50000-0x0000000075200000-memory.dmp

                Filesize

                7.7MB

              • memory/1344-21-0x0000000000EB0000-0x0000000000F0C000-memory.dmp

                Filesize

                368KB

              • memory/1344-24-0x00000000058A0000-0x00000000058B0000-memory.dmp

                Filesize

                64KB

              • memory/1344-23-0x00000000056D0000-0x00000000056F4000-memory.dmp

                Filesize

                144KB

              • memory/1352-51-0x0000000000400000-0x0000000000420000-memory.dmp

                Filesize

                128KB

              • memory/3016-66-0x0000000000400000-0x0000000000B9D000-memory.dmp

                Filesize

                7.6MB

              • memory/3016-62-0x0000000000400000-0x0000000000B9D000-memory.dmp

                Filesize

                7.6MB

              • memory/3016-0-0x0000000000400000-0x0000000000B9D000-memory.dmp

                Filesize

                7.6MB

              • memory/3368-27-0x0000000000400000-0x0000000000433000-memory.dmp

                Filesize

                204KB

              • memory/3368-31-0x0000000000400000-0x0000000000433000-memory.dmp

                Filesize

                204KB

              • memory/3368-30-0x0000000000400000-0x0000000000433000-memory.dmp

                Filesize

                204KB

              • memory/3724-47-0x0000000000610000-0x0000000000630000-memory.dmp

                Filesize

                128KB

              • memory/3724-50-0x0000000000610000-0x0000000000630000-memory.dmp

                Filesize

                128KB

              • memory/3724-45-0x0000000000610000-0x0000000000630000-memory.dmp

                Filesize

                128KB

              • memory/4864-9-0x0000000005150000-0x00000000051D6000-memory.dmp

                Filesize

                536KB

              • memory/4864-8-0x0000000005270000-0x0000000005280000-memory.dmp

                Filesize

                64KB

              • memory/4864-7-0x00000000050B0000-0x000000000514C000-memory.dmp

                Filesize

                624KB

              • memory/4864-63-0x0000000074A50000-0x0000000075200000-memory.dmp

                Filesize

                7.7MB

              • memory/4864-6-0x0000000074A50000-0x0000000075200000-memory.dmp

                Filesize

                7.7MB

              • memory/4864-5-0x0000000000700000-0x00000000007EE000-memory.dmp

                Filesize

                952KB

              • memory/4864-65-0x0000000074A50000-0x0000000075200000-memory.dmp

                Filesize

                7.7MB