Analysis

  • max time kernel
    6s
  • 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
    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

    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
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of WriteProcessMemory 44 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7a4528b98412785cf3ba5211b903d00a.exe
    "C:\Users\Admin\AppData\Local\Temp\7a4528b98412785cf3ba5211b903d00a.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:3092
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c test.exe
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:224
      • 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:3692
        • 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:320
          • C:\Windows\SysWOW64\cmd.exe
            "C:\Windows\System32\cmd.exe" /c echo [zoneTransfer]ZoneID = 2 > %temp%\FolderN\name.exe:Zone.Identifier
            5⤵
              PID:1940
            • 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⤵
                PID:3964
              • 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:1248
                • C:\Users\Admin\AppData\Local\Temp\svhost.exe
                  "C:\Users\Admin\AppData\Local\Temp\svhost.exe"
                  5⤵
                    PID:4912
                  • C:\Users\Admin\AppData\Roaming\tmp.exe
                    "C:\Users\Admin\AppData\Roaming\tmp.exe"
                    5⤵
                    • Executes dropped EXE
                    PID:3484
                • C:\Windows\SysWOW64\cmd.exe
                  "C:\Windows\System32\cmd.exe" /c echo [zoneTransfer]ZoneID = 2 > %temp%\FolderN\name.exe:Zone.Identifier
                  4⤵
                    PID:2588
                  • 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:5060
                  • 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:3688
                    • C:\Users\Admin\AppData\Local\Temp\svhost.exe
                      "C:\Users\Admin\AppData\Local\Temp\svhost.exe"
                      4⤵
                      • Executes dropped EXE
                      PID:3476
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -pss -s 436 -p 4912 -ip 4912
                1⤵
                  PID:3028
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -u -p 4912 -s 360
                  1⤵
                  • Program crash
                  PID:4216
                • 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:4684
                  • 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:3820
                    • C:\Windows\system32\backgroundTaskHost.exe
                      "C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca
                      1⤵
                      • Executes dropped EXE
                      PID:4912

                    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

                      348KB

                      MD5

                      1b11290223898122b30984f38eac2599

                      SHA1

                      c1e24450233ed3c1157aa7c5ad37eed2fc462dbd

                      SHA256

                      67ae65f6129ca6ab5c7183ae02bf5d54d12aab74628931fb99a60389f02e2962

                      SHA512

                      d699bcf5c9e252d26c37c0978784ecf2487baf69582bf99e4ecaa39a0e4c3145facd873609628a6cc216c9e0b621c3dd6389be788c868d7c86e0050ebc6bf275

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

                      Filesize

                      112KB

                      MD5

                      bae2b04e1160950e570661f55d7cd6f8

                      SHA1

                      f4abc073a091292547dda85d0ba044cab231c8da

                      SHA256

                      ab0744c19af062c698e94e8eb9ee0e67bcf9a078f53d2a6a848406e2413c4d59

                      SHA512

                      1bfef1217a6e2ecacee407eed70df9205cbfabb4ddfe06fcc11a7ddf2b42262ec3ab61421474b56b338fa76ffea9beac73530650d39eff61dffcfc25a7fe45b6

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

                      Filesize

                      92KB

                      MD5

                      45287d8d9eb92292911e8785c55ed1c7

                      SHA1

                      5d389552f119e70c6148b049d9f0c305a7a2b323

                      SHA256

                      ae13f11e6f5961e6f1c24f023404ed24aa023bc1e4c1b5c28a5c9a0d5e499930

                      SHA512

                      ed2d5a10b53ead466e0ed10d88145f10e0113df005816660c70ebce6ffdcc3b4b61c5eba294e8f05f4f7399fc03428009d48471ec7af164683dc2ea0b12e6476

                    • memory/320-68-0x0000000075060000-0x0000000075810000-memory.dmp

                      Filesize

                      7.7MB

                    • memory/320-21-0x0000000000230000-0x000000000028C000-memory.dmp

                      Filesize

                      368KB

                    • memory/320-22-0x0000000075060000-0x0000000075810000-memory.dmp

                      Filesize

                      7.7MB

                    • memory/320-23-0x0000000004A60000-0x0000000004A70000-memory.dmp

                      Filesize

                      64KB

                    • memory/320-24-0x0000000004AE0000-0x0000000004B04000-memory.dmp

                      Filesize

                      144KB

                    • memory/3092-0-0x0000000000400000-0x0000000000B9D000-memory.dmp

                      Filesize

                      7.6MB

                    • memory/3092-66-0x0000000000400000-0x0000000000B9D000-memory.dmp

                      Filesize

                      7.6MB

                    • memory/3092-62-0x0000000000400000-0x0000000000B9D000-memory.dmp

                      Filesize

                      7.6MB

                    • memory/3476-30-0x0000000000400000-0x0000000000433000-memory.dmp

                      Filesize

                      204KB

                    • memory/3476-31-0x0000000000400000-0x0000000000433000-memory.dmp

                      Filesize

                      204KB

                    • memory/3476-27-0x0000000000400000-0x0000000000433000-memory.dmp

                      Filesize

                      204KB

                    • memory/3484-53-0x0000000000400000-0x0000000000420000-memory.dmp

                      Filesize

                      128KB

                    • memory/3692-63-0x0000000075060000-0x0000000075810000-memory.dmp

                      Filesize

                      7.7MB

                    • memory/3692-5-0x0000000000B90000-0x0000000000C7E000-memory.dmp

                      Filesize

                      952KB

                    • memory/3692-9-0x00000000055E0000-0x0000000005666000-memory.dmp

                      Filesize

                      536KB

                    • memory/3692-8-0x0000000005530000-0x0000000005540000-memory.dmp

                      Filesize

                      64KB

                    • memory/3692-7-0x0000000005540000-0x00000000055DC000-memory.dmp

                      Filesize

                      624KB

                    • memory/3692-6-0x0000000075060000-0x0000000075810000-memory.dmp

                      Filesize

                      7.7MB

                    • memory/3692-65-0x0000000075060000-0x0000000075810000-memory.dmp

                      Filesize

                      7.7MB

                    • memory/4912-47-0x0000000000500000-0x0000000000520000-memory.dmp

                      Filesize

                      128KB

                    • memory/4912-50-0x0000000000500000-0x0000000000520000-memory.dmp

                      Filesize

                      128KB

                    • memory/4912-45-0x0000000000500000-0x0000000000520000-memory.dmp

                      Filesize

                      128KB