Overview

overview

10

Static

static

7

a8d7b41d9e...0e.exe

windows7-x64

10

a8d7b41d9e...0e.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    145s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    13-11-2024 01:23

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General

  • Target

    a8d7b41d9eb4b409c1f9dd1e4d66e55f3daa88170f07cbc9e027f199051db90e.exe

  • Size

    1.2MB

  • MD5

    11140565acdd1ca67397acd24affa6cd

  • SHA1

    b782110c9f903fed148704c3384013d2ecd4d6d0

  • SHA256

    a8d7b41d9eb4b409c1f9dd1e4d66e55f3daa88170f07cbc9e027f199051db90e

  • SHA512

    712b7eda9303870f3221e1e8e29675d3fbf0d0f71f3028f176c1ae469dcce1a254f52bcf8e8bb5136c8abd4953151f410c28d17118db753c79d645662b526cbc

  • SSDEEP

    24576:HovxCwgMBqHO5ZdYXOp0nQrXctTfK+d+MrTXowFlw57XYBwJtiz:WIwgMEuy+inDfp3/XoCw57XYBwKz

Score
10/10
gh0stratpurplefoxdiscoverypersistenceratrootkittrojanupxvmprotect

Malware Config

Signatures

  • Detect PurpleFox Rootkit 8 IoCs

    Detect PurpleFox Rootkit.

    rootkit
  • Gh0st RAT payload 9 IoCs
  • Gh0strat

    Gh0st RAT is a remote access tool (RAT) with its source code public and it has been used by multiple Chinese groups.

    ratgh0strat
  • Gh0strat family
    gh0strat
  • PurpleFox

    PurpleFox is an exploit kit used to distribute other malware families and first seen in 2018.

    rootkittrojanpurplefox
  • Purplefox family
    purplefox
  • Drops file in Drivers directory 1 IoCs
  • Sets service image path in registry 2 TTPs 1 IoCs
    persistence
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Drops startup file 1 IoCs
  • Executes dropped EXE 5 IoCs
  • Loads dropped DLL 1 IoCs
  • VMProtect packed file 10 IoCs

    Detects executables packed with VMProtect commercial packer.

    vmprotect
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Drops file in System32 directory 4 IoCs
  • UPX packed file 10 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

    upx
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Program crash 3 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 8 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

    discovery
  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 2 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

    discovery
  • Modifies registry class 1 IoCs
  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 16 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a8d7b41d9eb4b409c1f9dd1e4d66e55f3daa88170f07cbc9e027f199051db90e.exe
    "C:\Users\Admin\AppData\Local\Temp\a8d7b41d9eb4b409c1f9dd1e4d66e55f3daa88170f07cbc9e027f199051db90e.exe"
    1⤵
    • Checks computer location settings
    • Drops startup file
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: RenamesItself
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2028
    • C:\Users\Admin\AppData\Local\Temp\AK47.exe
      "C:\Users\Admin\AppData\Local\Temp\AK47.exe"
      2⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      PID:1616
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1616 -s 376
        3⤵
        • Program crash
        PID:828
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1616 -s 376
        3⤵
        • Program crash
        PID:3716
    • C:\Users\Admin\AppData\Local\Temp\AK47.exe
      C:\Users\Admin\AppData\Local\Temp\\AK47.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      PID:3296
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3296 -s 432
        3⤵
        • Program crash
        PID:1716
    • C:\Users\Admin\AppData\Local\Temp\AK74.exe
      C:\Users\Admin\AppData\Local\Temp\\AK74.exe
      2⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4560
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /c ping -n 2 127.0.0.1 > nul && del C:\Users\Admin\AppData\Local\Temp\AK74.exe > nul
        3⤵
        • System Location Discovery: System Language Discovery
        • System Network Configuration Discovery: Internet Connection Discovery
        • Suspicious use of WriteProcessMemory
        PID:3772
        • C:\Windows\SysWOW64\PING.EXE
          ping -n 2 127.0.0.1
          4⤵
          • System Location Discovery: System Language Discovery
          • System Network Configuration Discovery: Internet Connection Discovery
          • Runs ping.exe
          PID:4392
    • C:\Windows\SysWOW64\WScript.exe
      "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs"
      2⤵
      • System Location Discovery: System Language Discovery
      PID:4388
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 3296 -ip 3296
    1⤵
      PID:492
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 1616 -ip 1616
      1⤵
        PID:3576
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 568 -p 1616 -ip 1616
        1⤵
          PID:1432
        • C:\Windows\SysWOW64\Ghiya.exe
          C:\Windows\SysWOW64\Ghiya.exe -auto
          1⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:1208
          • C:\Windows\SysWOW64\Ghiya.exe
            C:\Windows\SysWOW64\Ghiya.exe -acsi
            2⤵
            • Drops file in Drivers directory
            • Sets service image path in registry
            • Executes dropped EXE
            • Suspicious behavior: LoadsDriver
            • Suspicious use of AdjustPrivilegeToken
            PID:5068

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

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        Downloads

        • C:\Users\Admin\AppData\Local\Temp\AK47.exe
          Filesize

          91KB

          MD5

          423eb994ed553294f8a6813619b8da87

          SHA1

          eca6a16ccd13adcfc27bc1041ddef97ec8081255

          SHA256

          050b4f2d5ae8eaecd414318dc8e222a56f169626da6ca8feb7edd78e8b1f0218

          SHA512

          fab0a9af8031c242c486de373df7277c8b0e39f7a0c9c2ac2e385dbd3ea67be16e91b128287634f76131e5264149ab1b452cd21df4c4895e8c4efc8d8cf99095

          Download Submit

        • C:\Users\Admin\AppData\Local\Temp\AK74.exe
          Filesize

          400KB

          MD5

          b0998aa7d5071d33daa5b60b9c3c9735

          SHA1

          9365a1ff0c6de244d6f36c8d84072cc916665d3c

          SHA256

          3080b6bb456564899b0d99d4131bd6a0b284d31f7d80ef773e4872d94048d49a

          SHA512

          308c13cda9fea39b980ae686f44afd9090e9cb8970fffc4436320e0d09a31aee5e656914e0121fe888098a14c52749716fa04980396fd6ac70a88c11cbb6b850

          Download Submit

        • C:\Users\Admin\AppData\Roaming\Microsoft\Config.ini
          Filesize

          92B

          MD5

          29ce53e2a4a446614ccc8d64d346bde4

          SHA1

          39a7aa5cc1124842aa0c25abb16ea94452125cbe

          SHA256

          56225be6838bc6e93ea215891eacf28844ae27a9f8b2b29bf19d3a8c2b1f58df

          SHA512

          b2c5a2708c427171a5715801f8ea733ffe88d73aaaaf59c5c752ea32cbe7aae8526cc26eabe84ad5043174c0c69b1d6b15a9fb125c15accfac3462d5d08a0faa

          Download Submit

        • C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs
          Filesize

          753B

          MD5

          33d3c8273e57e590a8b032de5c4e2d42

          SHA1

          1aea8ae8753c813880c9e901c7a94686b8ea2fed

          SHA256

          29ed2672273aa4062d47c3b3a1361f2537da30ef3caaef3f47082ae5a29cb235

          SHA512

          b1f1eacc29d1333bf2c353244314a9e8ea153db901fb2bfd20da6161342b985187cbbaba3a43e0b37f44c1f4f7f1a5b5d605f1e6ced845e5ec4f879ccf1a0a0f

          Download Submit

        • C:\Users\Admin\AppData\Roaming\Microsoft\svchcst.exe
          Filesize

          1.2MB

          MD5

          1210973db9d7c231e89be47f4e70d196

          SHA1

          0187d5c06a220cacdbfb3ed98448f54623c01a22

          SHA256

          109bc2e2440f4106f71bbac36882be7000c0dcbbf59d3bb92591504d86b39910

          SHA512

          4024df10b957b1c66d1c16ba228bb466aa376bddf174560180ded33b821d9e48851e841c73cf57bd2adc48585161689f92516b20906bcea69ef8ad949ee33feb

          Download Submit

        • C:\Windows\SysWOW64\240628843.txt
          Filesize

          49KB

          MD5

          3b420f74aa4baf48dd7242de393c9c92

          SHA1

          fac67ee5de4d6531810522a46b00be50681c224c

          SHA256

          4b9d73c29917b9e7c0823de9f34c00e93214c6cda324729dace2e4f9d0fa43cf

          SHA512

          45832d5c29918745b4bfd4bb120cc00c7ca6253a59fd7129680eed46833ca46512d573d475c16f831d4785f46353121339f4f997c510d389d1e040e4fa1437f8

          Download Submit

        • memory/1208-35-0x0000000010000000-0x00000000101BA000-memory.dmp

          Filesize

          1.7MB

          Download

        • memory/1208-32-0x0000000010000000-0x00000000101BA000-memory.dmp

          Filesize

          1.7MB

          Download

        • memory/1208-34-0x0000000010000000-0x00000000101BA000-memory.dmp

          Filesize

          1.7MB

          Download

        • memory/2028-0-0x0000000000400000-0x0000000000760000-memory.dmp

          Filesize

          3.4MB

          Download

        • memory/2028-74-0x0000000000400000-0x0000000000760000-memory.dmp

          Filesize

          3.4MB

          Download

        • memory/2028-77-0x0000000000400000-0x0000000000760000-memory.dmp

          Filesize

          3.4MB

          Download

        • memory/2028-64-0x0000000000400000-0x0000000000760000-memory.dmp

          Filesize

          3.4MB

          Download

        • memory/2028-71-0x0000000000400000-0x0000000000760000-memory.dmp

          Filesize

          3.4MB

          Download

        • memory/2028-67-0x0000000000400000-0x0000000000760000-memory.dmp

          Filesize

          3.4MB

          Download

        • memory/2028-80-0x0000000000400000-0x0000000000760000-memory.dmp

          Filesize

          3.4MB

          Download

        • memory/2028-1-0x0000000000400000-0x0000000000760000-memory.dmp

          Filesize

          3.4MB

          Download

        • memory/2028-60-0x0000000000400000-0x0000000000760000-memory.dmp

          Filesize

          3.4MB

          Download

        • memory/4560-29-0x0000000010000000-0x00000000101BA000-memory.dmp

          Filesize

          1.7MB

          Download

        • memory/4560-25-0x0000000010000000-0x00000000101BA000-memory.dmp

          Filesize

          1.7MB

          Download

        • memory/4560-26-0x0000000010000000-0x00000000101BA000-memory.dmp

          Filesize

          1.7MB

          Download

        • memory/4560-23-0x0000000010000000-0x00000000101BA000-memory.dmp

          Filesize

          1.7MB

          Download

        • memory/5068-50-0x0000000010000000-0x00000000101BA000-memory.dmp

          Filesize

          1.7MB

          Download

        • memory/5068-49-0x0000000010000000-0x00000000101BA000-memory.dmp

          Filesize

          1.7MB

          Download

        • memory/5068-45-0x0000000010000000-0x00000000101BA000-memory.dmp

          Filesize

          1.7MB

          Download