Analysis

  • max time kernel
    148s
  • max time network
    151s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31-12-2023 13:00

General

  • Target

    371268663c923cffb927f6a5d151ff56.exe

  • Size

    3.1MB

  • MD5

    371268663c923cffb927f6a5d151ff56

  • SHA1

    f009c7ae7ff41fcdeda11dcd0323d3a38a026718

  • SHA256

    81367795956e95f29bc717f98bbae4e5a568badb8226aafa08774156df2b129f

  • SHA512

    4ac459dc845ae3cd69ef0e2591fb3f26e16a54b1cfd2a913fd2691f64612a6858b34cece03613536f26310516b850bbcc222fc091bce8feb415bb985f92ac16d

  • SSDEEP

    98304:QdNIA2b8lIpIta0Icq+KPtYulORjiCSHwdlPtqM7RcS4FIKU21IEfrNdSf83:QdNB4ianUstYuUR2CSHsVP83

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 10 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 56 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\371268663c923cffb927f6a5d151ff56.exe
    "C:\Users\Admin\AppData\Local\Temp\371268663c923cffb927f6a5d151ff56.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3992
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c test.exe
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4244
      • 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:4904
        • 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:2156
          • 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:3536
          • 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:1368
          • 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:2436
            • C:\Users\Admin\AppData\Local\Temp\svhost.exe
              "C:\Users\Admin\AppData\Local\Temp\svhost.exe"
              5⤵
              • Executes dropped EXE
              PID:3060
            • C:\Users\Admin\AppData\Roaming\tmp.exe
              "C:\Users\Admin\AppData\Roaming\tmp.exe"
              5⤵
              • Executes dropped EXE
              PID:1096
          • 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:760
          • 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:684
          • 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:428
            • C:\Users\Admin\AppData\Local\Temp\svhost.exe
              "C:\Users\Admin\AppData\Local\Temp\svhost.exe"
              4⤵
              • Executes dropped EXE
              PID:3220
      • 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:1956
        • 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:4760

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • 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\Local\Temp\test.exe

            Filesize

            92KB

            MD5

            b14a170e8ce123d0c0233ee9b4c8682e

            SHA1

            0a332bd23e108aea4dba88a969d8e5c7af101902

            SHA256

            dc57abd6afc62d9913d160336310909d44cce02dbbd422d22f3477b9ece4c8d9

            SHA512

            69a120d6979e0951180019be6c08add6b39411d379a9fcbbe81fa99da645a32e04efe93c2a75bb9fc15595f237cfa2b7059ab8f4b52e2502432ee04503428f03

          • memory/1096-58-0x0000000000400000-0x0000000000420000-memory.dmp

            Filesize

            128KB

          • memory/2156-24-0x0000000005800000-0x0000000005810000-memory.dmp

            Filesize

            64KB

          • memory/2156-62-0x00000000743C0000-0x0000000074B70000-memory.dmp

            Filesize

            7.7MB

          • memory/2156-67-0x00000000743C0000-0x0000000074B70000-memory.dmp

            Filesize

            7.7MB

          • memory/2156-21-0x0000000000FF0000-0x000000000104C000-memory.dmp

            Filesize

            368KB

          • memory/2156-23-0x00000000058B0000-0x00000000058D4000-memory.dmp

            Filesize

            144KB

          • memory/2156-22-0x00000000743C0000-0x0000000074B70000-memory.dmp

            Filesize

            7.7MB

          • memory/3060-41-0x0000000000400000-0x0000000000420000-memory.dmp

            Filesize

            128KB

          • memory/3060-46-0x0000000000400000-0x0000000000420000-memory.dmp

            Filesize

            128KB

          • memory/3060-47-0x0000000000400000-0x0000000000420000-memory.dmp

            Filesize

            128KB

          • memory/3220-30-0x0000000000400000-0x0000000000433000-memory.dmp

            Filesize

            204KB

          • memory/3220-27-0x0000000000400000-0x0000000000433000-memory.dmp

            Filesize

            204KB

          • memory/3220-31-0x0000000000400000-0x0000000000433000-memory.dmp

            Filesize

            204KB

          • memory/3992-0-0x0000000000400000-0x0000000000B9D000-memory.dmp

            Filesize

            7.6MB

          • memory/3992-65-0x0000000000400000-0x0000000000B9D000-memory.dmp

            Filesize

            7.6MB

          • memory/3992-59-0x0000000000400000-0x0000000000B9D000-memory.dmp

            Filesize

            7.6MB

          • memory/4904-8-0x0000000004E30000-0x0000000004E40000-memory.dmp

            Filesize

            64KB

          • memory/4904-7-0x0000000004D20000-0x0000000004DBC000-memory.dmp

            Filesize

            624KB

          • memory/4904-60-0x00000000743C0000-0x0000000074B70000-memory.dmp

            Filesize

            7.7MB

          • memory/4904-5-0x0000000000210000-0x00000000002FE000-memory.dmp

            Filesize

            952KB

          • memory/4904-61-0x0000000004E30000-0x0000000004E40000-memory.dmp

            Filesize

            64KB

          • memory/4904-9-0x0000000004E40000-0x0000000004EC6000-memory.dmp

            Filesize

            536KB

          • memory/4904-6-0x00000000743C0000-0x0000000074B70000-memory.dmp

            Filesize

            7.7MB

          • memory/4904-64-0x00000000743C0000-0x0000000074B70000-memory.dmp

            Filesize

            7.7MB