Analysis

  • max time kernel
    102s
  • max time network
    121s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13-02-2024 18:19

General

  • Target

    99d1661adfbaf9cd2d4bdbeec165786a.exe

  • Size

    3.1MB

  • MD5

    99d1661adfbaf9cd2d4bdbeec165786a

  • SHA1

    ae498e890be1c7047c28d29d51fe27712efbb871

  • SHA256

    5785ad85a293567163d30e6dc31f0c9bdf62f0c39ea84bcf92f1e3884d0cb33d

  • SHA512

    c49d961d0528847bffa2b5935e0378c6bf87886fbe7db90bdc756e1580c6b21651ebe61bfa56bfbce00d44f5f8fd471868b5129346a19bbb5bba22adfaef75f1

  • SSDEEP

    98304:wdNIA2b8lIpIta0Icq+KPtYulORjiCSHwdlPtqM7RcS4FIKU21IEfrNdSf8M:wdNB4ianUstYuUR2CSHsVP8M

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 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).

  • 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\99d1661adfbaf9cd2d4bdbeec165786a.exe
    "C:\Users\Admin\AppData\Local\Temp\99d1661adfbaf9cd2d4bdbeec165786a.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:1152
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c test.exe
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:5064
      • 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:3420
        • 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:2108
          • C:\Users\Admin\AppData\Roaming\tmp.exe
            "C:\Users\Admin\AppData\Roaming\tmp.exe"
            5⤵
            • Executes dropped EXE
            PID:1348
          • C:\Users\Admin\AppData\Local\Temp\svhost.exe
            "C:\Users\Admin\AppData\Local\Temp\svhost.exe"
            5⤵
            • Executes dropped EXE
            PID:1076
          • 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:1904
            • 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:2712
              • 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:2336
              • 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:2880
            • C:\Users\Admin\AppData\Local\Temp\svhost.exe
              "C:\Users\Admin\AppData\Local\Temp\svhost.exe"
              4⤵
              • Executes dropped EXE
              PID:2896
            • 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:4300
              • 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:440
                • 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:1288
                • 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:4644

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Users\Admin\AppData\Local\Temp\File.exe

            Filesize

            342KB

            MD5

            37c82e15058e2f8f5e9525b956e6440d

            SHA1

            3bf20d00bd7a7943c4066d534f5b276cac5ae39f

            SHA256

            80c4716318f874881151c78c4dce9a0a01be4294834f33ee7f12a8a34bb8b2b7

            SHA512

            5c9c37a13cac634771ae18736845b8e7c1a33fd8c6c9ae564f6863b5033a68565f0fd3da555d15870bbc547cc549153c096c44f2d7ced828baffdcfa8641da0a

          • C:\Users\Admin\AppData\Local\Temp\FolderN\name.exe.lnk

            Filesize

            1KB

            MD5

            9b8936495df518802506d5f67e4017e0

            SHA1

            c417a6e14af3143599f361a125a22eb4bc6217d1

            SHA256

            48e5c1d2d06527e8066d73685ca9d2098df31c75977d6614fe43e1c9cebdc6a2

            SHA512

            eb77ef180700ee7b022846edc9a66c350d4bcb6bca98683c83fd7fbe87e08bd0482e891f5c6cb079db604a0e14a6d3637b2fced4017f48d0aa6019486ae802a5

          • C:\Users\Admin\AppData\Local\Temp\svhost.exe

            Filesize

            256KB

            MD5

            8fdf47e0ff70c40ed3a17014aeea4232

            SHA1

            e6256a0159688f0560b015da4d967f41cbf8c9bd

            SHA256

            ed9884bac608c06b7057037cc91d90e4ae5f74dd2dbce2af476699c6d4492d82

            SHA512

            bd69d092ed4f9c5e1f24eaf5ec79fb316469d53849dc798fae0fcba5e90869b77ee924c23cc6f692198ff25827ab60ad47bb46cadd6e0aadde7731cbafb013be

          • C:\Users\Admin\AppData\Local\Temp\test.exe

            Filesize

            931KB

            MD5

            836cda1d8a9718485cc9f9653530c2d9

            SHA1

            fca85ff9aa624547d9a315962d82388c300edac1

            SHA256

            d3793a581da66ef5840648574ce364846e7c68a559c0f5e49faf9e4892ecdc72

            SHA512

            07ca078d79f622706d08a534f6b5e2c896152fb0d0e452781fa6be5dc90028fdf074b3b78acac438f2acf5b3f5522e70afb7db4551874a3083860213e2790481

          • C:\Users\Admin\AppData\Roaming\tmp.exe

            Filesize

            112KB

            MD5

            bae2b04e1160950e570661f55d7cd6f8

            SHA1

            f4abc073a091292547dda85d0ba044cab231c8da

            SHA256

            ab0744c19af062c698e94e8eb9ee0e67bcf9a078f53d2a6a848406e2413c4d59

            SHA512

            1bfef1217a6e2ecacee407eed70df9205cbfabb4ddfe06fcc11a7ddf2b42262ec3ab61421474b56b338fa76ffea9beac73530650d39eff61dffcfc25a7fe45b6

          • memory/1076-47-0x0000000000400000-0x0000000000420000-memory.dmp

            Filesize

            128KB

          • memory/1076-46-0x0000000000400000-0x0000000000420000-memory.dmp

            Filesize

            128KB

          • memory/1076-43-0x0000000000400000-0x0000000000420000-memory.dmp

            Filesize

            128KB

          • memory/1152-67-0x0000000000400000-0x0000000000B9E000-memory.dmp

            Filesize

            7.6MB

          • memory/1152-60-0x0000000000400000-0x0000000000B9E000-memory.dmp

            Filesize

            7.6MB

          • memory/1152-0-0x0000000000400000-0x0000000000B9E000-memory.dmp

            Filesize

            7.6MB

          • memory/1348-48-0x0000000000400000-0x0000000000420000-memory.dmp

            Filesize

            128KB

          • memory/2108-21-0x0000000000570000-0x00000000005CC000-memory.dmp

            Filesize

            368KB

          • memory/2108-63-0x0000000074620000-0x0000000074DD0000-memory.dmp

            Filesize

            7.7MB

          • memory/2108-69-0x0000000074620000-0x0000000074DD0000-memory.dmp

            Filesize

            7.7MB

          • memory/2108-22-0x0000000074620000-0x0000000074DD0000-memory.dmp

            Filesize

            7.7MB

          • memory/2108-23-0x0000000004CD0000-0x0000000004CE0000-memory.dmp

            Filesize

            64KB

          • memory/2108-24-0x0000000004C90000-0x0000000004CB4000-memory.dmp

            Filesize

            144KB

          • memory/2896-27-0x0000000000400000-0x0000000000433000-memory.dmp

            Filesize

            204KB

          • memory/2896-31-0x0000000000400000-0x0000000000433000-memory.dmp

            Filesize

            204KB

          • memory/2896-30-0x0000000000400000-0x0000000000433000-memory.dmp

            Filesize

            204KB

          • memory/3420-5-0x0000000000930000-0x0000000000A1E000-memory.dmp

            Filesize

            952KB

          • memory/3420-9-0x0000000005490000-0x0000000005516000-memory.dmp

            Filesize

            536KB

          • memory/3420-8-0x0000000005480000-0x0000000005490000-memory.dmp

            Filesize

            64KB

          • memory/3420-61-0x0000000074620000-0x0000000074DD0000-memory.dmp

            Filesize

            7.7MB

          • memory/3420-62-0x0000000005480000-0x0000000005490000-memory.dmp

            Filesize

            64KB

          • memory/3420-65-0x0000000074620000-0x0000000074DD0000-memory.dmp

            Filesize

            7.7MB

          • memory/3420-7-0x00000000053E0000-0x000000000547C000-memory.dmp

            Filesize

            624KB

          • memory/3420-6-0x0000000074620000-0x0000000074DD0000-memory.dmp

            Filesize

            7.7MB