Analysis

  • max time kernel
    143s
  • 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
    04-02-2024 18:26

General

  • Target

    8fd834d50fcf0a75f3e292eb9a96dd0d.exe

  • Size

    3.1MB

  • MD5

    8fd834d50fcf0a75f3e292eb9a96dd0d

  • SHA1

    d1cda5400cf55f9ae17e5b811d50c0687fbae9b7

  • SHA256

    a73c6c008b4700763c2819dca02e2d95772d879b1d74d5be1253859a108012cb

  • SHA512

    d2a4ba127b4cfc546369fc27eeef782aefc17f01449d4e3f8bda6a2135995b58bebe507518cdefc0f31bfbe432f6dbd9cf74e1c9ef938c5585794ed6979fc498

  • SSDEEP

    98304:MdNIA2b8lIpIta0Icq+KPtYulORjiCSHwdlPtqM7RcS4FIKU21IEfrNdSf8a:MdNB4ianUstYuUR2CSHsVP8a

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).

  • Program crash 1 IoCs
  • 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\8fd834d50fcf0a75f3e292eb9a96dd0d.exe
    "C:\Users\Admin\AppData\Local\Temp\8fd834d50fcf0a75f3e292eb9a96dd0d.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2120
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c test.exe
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:948
      • 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:4832
        • 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:3172
          • C:\Users\Admin\AppData\Roaming\tmp.exe
            "C:\Users\Admin\AppData\Roaming\tmp.exe"
            5⤵
            • Executes dropped EXE
            PID:388
          • C:\Users\Admin\AppData\Local\Temp\svhost.exe
            "C:\Users\Admin\AppData\Local\Temp\svhost.exe"
            5⤵
            • Executes dropped EXE
            PID:4776
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -u -p 4776 -s 360
              6⤵
              • Program crash
              PID:896
          • 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:2788
            • 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:4416
              • 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:1708
              • 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:5024
            • C:\Users\Admin\AppData\Local\Temp\svhost.exe
              "C:\Users\Admin\AppData\Local\Temp\svhost.exe"
              4⤵
              • Executes dropped EXE
              PID:2448
            • 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:2220
              • 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:1356
                • 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:3316
                • 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:4544
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 4776 -ip 4776
            1⤵
              PID:3956

            Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

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            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

              MD5

              d41d8cd98f00b204e9800998ecf8427e

              SHA1

              da39a3ee5e6b4b0d3255bfef95601890afd80709

              SHA256

              e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855

              SHA512

              cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e

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

              Filesize

              1KB

              MD5

              37439c538b2ae4d461712a180b9767b8

              SHA1

              5437c4ea9d1148d7b204e6425ac18c9ab43eaedf

              SHA256

              5e2d0f72c5fe8980a6736cfe6ef5791c6b42ab4c1772ff93b96590aa4126fc50

              SHA512

              6f60ba1b6f4e25ac3d763df0b2f93d9f6420ec43a43a05e4a32ee11348fea5bbb58b1718c69c764b227a297a472501af1df74b4819be6f6af3a4bb15f6ce4021

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

              Filesize

              27B

              MD5

              130a75a932a2fe57bfea6a65b88da8f6

              SHA1

              b66d7530d150d45c0a390bb3c2cd4ca4fc404d1c

              SHA256

              f2b79cae559d6772afc1c2ed9468988178f8b6833d5028a15dea73ce47d0196e

              SHA512

              6cd147c6f3af95803b7b0898e97ec2ed374c1f56a487b50e3d22003a67cec26a6fa12a3920b1b5624bde156f9601469ae3c7b7354fa8cf37be76c84121767eed

            • 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/388-54-0x0000000000400000-0x0000000000420000-memory.dmp

              Filesize

              128KB

            • memory/2120-0-0x0000000000400000-0x0000000000B9D000-memory.dmp

              Filesize

              7.6MB

            • memory/2120-68-0x0000000000400000-0x0000000000B9D000-memory.dmp

              Filesize

              7.6MB

            • memory/2120-62-0x0000000000400000-0x0000000000B9D000-memory.dmp

              Filesize

              7.6MB

            • memory/2448-30-0x0000000000400000-0x0000000000433000-memory.dmp

              Filesize

              204KB

            • memory/2448-27-0x0000000000400000-0x0000000000433000-memory.dmp

              Filesize

              204KB

            • memory/2448-32-0x0000000000400000-0x0000000000433000-memory.dmp

              Filesize

              204KB

            • memory/3172-23-0x00000000049F0000-0x0000000004A00000-memory.dmp

              Filesize

              64KB

            • memory/3172-22-0x0000000074C30000-0x00000000753E0000-memory.dmp

              Filesize

              7.7MB

            • memory/3172-24-0x0000000002410000-0x0000000002434000-memory.dmp

              Filesize

              144KB

            • memory/3172-67-0x0000000074C30000-0x00000000753E0000-memory.dmp

              Filesize

              7.7MB

            • memory/3172-21-0x00000000000E0000-0x000000000013C000-memory.dmp

              Filesize

              368KB

            • memory/4776-43-0x0000000000550000-0x0000000000570000-memory.dmp

              Filesize

              128KB

            • memory/4776-45-0x0000000000550000-0x0000000000570000-memory.dmp

              Filesize

              128KB

            • memory/4776-48-0x0000000000550000-0x0000000000570000-memory.dmp

              Filesize

              128KB

            • memory/4832-9-0x00000000059A0000-0x0000000005A26000-memory.dmp

              Filesize

              536KB

            • memory/4832-5-0x0000000074C30000-0x00000000753E0000-memory.dmp

              Filesize

              7.7MB

            • memory/4832-6-0x0000000000F30000-0x000000000101E000-memory.dmp

              Filesize

              952KB

            • memory/4832-63-0x0000000074C30000-0x00000000753E0000-memory.dmp

              Filesize

              7.7MB

            • memory/4832-66-0x0000000074C30000-0x00000000753E0000-memory.dmp

              Filesize

              7.7MB

            • memory/4832-7-0x0000000005880000-0x000000000591C000-memory.dmp

              Filesize

              624KB

            • memory/4832-8-0x0000000005B90000-0x0000000005BA0000-memory.dmp

              Filesize

              64KB