Analysis

  • max time kernel
    120s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20231215-en
  • resource tags

    arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
  • submitted
    26-12-2023 15:50

General

  • Target

    7a4528b98412785cf3ba5211b903d00a.exe

  • Size

    3.1MB

  • MD5

    7a4528b98412785cf3ba5211b903d00a

  • SHA1

    c80161667fedf84fc55cdce37b5ed853a39e3b30

  • SHA256

    dff14c26a4b50be6bd05a3430bdfa09db122a8cae7dc9f44e3de54d61d44fddc

  • SHA512

    426cb7e78a35e06cc2e286ce88137659933c01221099947466eac5f5e0b9d2e3cd380ba7fe81ce4e9ee9884fce287d956992350ee45f1388a03b6368c3c4abd5

  • SSDEEP

    98304:FdNIA2b8lIpIta0Icq+KPtYulORjiCSHwdlPtqM7RcS4FIKU21IEfrNdSf8x:FdNB4ianUstYuUR2CSHsVP8x

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 8 IoCs
  • Netwire

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

  • Executes dropped EXE 5 IoCs
  • Loads dropped DLL 8 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 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7a4528b98412785cf3ba5211b903d00a.exe
    "C:\Users\Admin\AppData\Local\Temp\7a4528b98412785cf3ba5211b903d00a.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2656
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c test.exe
      2⤵
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:2356
      • C:\Users\Admin\AppData\Local\Temp\test.exe
        test.exe
        3⤵
        • Executes dropped EXE
        • Loads dropped DLL
        • Suspicious use of SetThreadContext
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of AdjustPrivilegeToken
        • Suspicious use of WriteProcessMemory
        PID:2344
        • C:\Users\Admin\AppData\Local\Temp\File.exe
          "C:\Users\Admin\AppData\Local\Temp\File.exe"
          4⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Suspicious use of SetThreadContext
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of AdjustPrivilegeToken
          • Suspicious use of WriteProcessMemory
          PID:2284
          • 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:300
          • 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:2912
          • 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:1320
            • C:\Users\Admin\AppData\Local\Temp\svhost.exe
              "C:\Users\Admin\AppData\Local\Temp\svhost.exe"
              5⤵
              • Executes dropped EXE
              PID:1828
            • C:\Users\Admin\AppData\Roaming\tmp.exe
              "C:\Users\Admin\AppData\Roaming\tmp.exe"
              5⤵
              • Executes dropped EXE
              PID:2844
          • 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:2188
          • 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⤵
              PID:2528
            • 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:320
              • C:\Users\Admin\AppData\Local\Temp\svhost.exe
                "C:\Users\Admin\AppData\Local\Temp\svhost.exe"
                4⤵
                • Executes dropped EXE
                PID:2704
        • 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:2000
          • 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:1676

            Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

            Loading Replay Monitor...

            Downloads

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

              Filesize

              342KB

              MD5

              37c82e15058e2f8f5e9525b956e6440d

              SHA1

              3bf20d00bd7a7943c4066d534f5b276cac5ae39f

              SHA256

              80c4716318f874881151c78c4dce9a0a01be4294834f33ee7f12a8a34bb8b2b7

              SHA512

              5c9c37a13cac634771ae18736845b8e7c1a33fd8c6c9ae564f6863b5033a68565f0fd3da555d15870bbc547cc549153c096c44f2d7ced828baffdcfa8641da0a

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

              Filesize

              931KB

              MD5

              836cda1d8a9718485cc9f9653530c2d9

              SHA1

              fca85ff9aa624547d9a315962d82388c300edac1

              SHA256

              d3793a581da66ef5840648574ce364846e7c68a559c0f5e49faf9e4892ecdc72

              SHA512

              07ca078d79f622706d08a534f6b5e2c896152fb0d0e452781fa6be5dc90028fdf074b3b78acac438f2acf5b3f5522e70afb7db4551874a3083860213e2790481

            • memory/1828-53-0x0000000000400000-0x0000000000420000-memory.dmp

              Filesize

              128KB

            • memory/1828-41-0x0000000000400000-0x0000000000420000-memory.dmp

              Filesize

              128KB

            • memory/1828-55-0x00000000FFFDE000-0x00000000FFFDF000-memory.dmp

              Filesize

              4KB

            • memory/1828-57-0x0000000000400000-0x0000000000420000-memory.dmp

              Filesize

              128KB

            • memory/1828-65-0x0000000000401000-0x000000000041B000-memory.dmp

              Filesize

              104KB

            • memory/1828-51-0x0000000000400000-0x0000000000420000-memory.dmp

              Filesize

              128KB

            • memory/1828-49-0x0000000000400000-0x0000000000420000-memory.dmp

              Filesize

              128KB

            • memory/1828-45-0x0000000000400000-0x0000000000420000-memory.dmp

              Filesize

              128KB

            • memory/1828-62-0x0000000000400000-0x0000000000420000-memory.dmp

              Filesize

              128KB

            • memory/2284-87-0x00000000748B0000-0x0000000074F9E000-memory.dmp

              Filesize

              6.9MB

            • memory/2284-16-0x0000000001190000-0x00000000011EC000-memory.dmp

              Filesize

              368KB

            • memory/2284-17-0x00000000004F0000-0x0000000000514000-memory.dmp

              Filesize

              144KB

            • memory/2284-19-0x0000000000F90000-0x0000000000FD0000-memory.dmp

              Filesize

              256KB

            • memory/2284-18-0x00000000748B0000-0x0000000074F9E000-memory.dmp

              Filesize

              6.9MB

            • memory/2344-86-0x00000000748B0000-0x0000000074F9E000-memory.dmp

              Filesize

              6.9MB

            • memory/2344-6-0x00000000748B0000-0x0000000074F9E000-memory.dmp

              Filesize

              6.9MB

            • memory/2344-85-0x00000000010C0000-0x0000000001100000-memory.dmp

              Filesize

              256KB

            • memory/2344-7-0x00000000010C0000-0x0000000001100000-memory.dmp

              Filesize

              256KB

            • memory/2344-8-0x0000000000E10000-0x0000000000E96000-memory.dmp

              Filesize

              536KB

            • memory/2344-5-0x0000000001250000-0x000000000133E000-memory.dmp

              Filesize

              952KB

            • memory/2344-84-0x00000000748B0000-0x0000000074F9E000-memory.dmp

              Filesize

              6.9MB

            • memory/2656-1-0x0000000000400000-0x0000000000B9D000-memory.dmp

              Filesize

              7.6MB

            • memory/2656-82-0x0000000000400000-0x0000000000B9D000-memory.dmp

              Filesize

              7.6MB

            • memory/2656-88-0x0000000000400000-0x0000000000B9D000-memory.dmp

              Filesize

              7.6MB

            • memory/2704-33-0x0000000000400000-0x0000000000433000-memory.dmp

              Filesize

              204KB

            • memory/2704-67-0x0000000000400000-0x0000000000433000-memory.dmp

              Filesize

              204KB

            • memory/2704-50-0x0000000000400000-0x0000000000433000-memory.dmp

              Filesize

              204KB

            • memory/2704-35-0x0000000000400000-0x0000000000433000-memory.dmp

              Filesize

              204KB

            • memory/2704-66-0x0000000000400000-0x0000000000433000-memory.dmp

              Filesize

              204KB

            • memory/2704-54-0x0000000000400000-0x0000000000433000-memory.dmp

              Filesize

              204KB

            • memory/2704-46-0x0000000000400000-0x0000000000433000-memory.dmp

              Filesize

              204KB

            • memory/2704-61-0x0000000000400000-0x0000000000433000-memory.dmp

              Filesize

              204KB

            • memory/2704-43-0x0000000000400000-0x0000000000433000-memory.dmp

              Filesize

              204KB

            • memory/2704-37-0x0000000000400000-0x0000000000433000-memory.dmp

              Filesize

              204KB

            • memory/2704-89-0x0000000000400000-0x0000000000433000-memory.dmp

              Filesize

              204KB

            • memory/2844-81-0x0000000000400000-0x0000000000420000-memory.dmp

              Filesize

              128KB