Analysis

  • max time kernel
    34s
  • max time network
    159s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05-04-2023 11:02

General

  • Target

    07d8e00f08e74c5ec43b6e7f547c3213f8a9d24a0891267abc80e032cf1f7d8e.exe

  • Size

    1.2MB

  • MD5

    2b6d47a8580e0f4864b5baf4643462d7

  • SHA1

    1f2c381102c32ab32edb3a22f1abfe42e992b802

  • SHA256

    07d8e00f08e74c5ec43b6e7f547c3213f8a9d24a0891267abc80e032cf1f7d8e

  • SHA512

    d9f64416a5ad6a25e1601401a892481c0bf7309c09fcb102cf02328c1124b85fde82b41c5b6bc11049e35229c3f2df708a4e868f795d20db551bd5b3a6d3493d

  • SSDEEP

    24576:HovxCwgMBqHO5ZdYXOp0nQrXctTfK+d+MrTXowFlw57XYBwJtia:WIwgMEuy+inDfp3/XoCw57XYBwKa

Malware Config

Signatures

  • Detect PurpleFox Rootkit 7 IoCs

    Detect PurpleFox Rootkit.

  • Gh0st RAT payload 11 IoCs
  • Gh0strat

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

  • PurpleFox

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

  • Drops file in Drivers directory 1 IoCs
  • Sets DLL path for service in the registry 2 TTPs 1 IoCs
  • Sets service image path in registry 2 TTPs 1 IoCs
  • 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 6 IoCs
  • Loads dropped DLL 3 IoCs
  • UPX packed file 9 IoCs

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

  • VMProtect packed file 4 IoCs

    Detects executables packed with VMProtect commercial packer.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops file in System32 directory 7 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Modifies registry class 1 IoCs
  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 22 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 33 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\07d8e00f08e74c5ec43b6e7f547c3213f8a9d24a0891267abc80e032cf1f7d8e.exe
    "C:\Users\Admin\AppData\Local\Temp\07d8e00f08e74c5ec43b6e7f547c3213f8a9d24a0891267abc80e032cf1f7d8e.exe"
    1⤵
    • Checks computer location settings
    • Drops startup file
    • Adds Run key to start application
    • Modifies registry class
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: RenamesItself
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:4892
    • 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
      PID:3784
    • C:\Users\Admin\AppData\Local\Temp\AK47.exe
      C:\Users\Admin\AppData\Local\Temp\\AK47.exe
      2⤵
      • Sets DLL path for service in the registry
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in System32 directory
      PID:2248
    • 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
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:1852
      • 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⤵
        • Suspicious use of WriteProcessMemory
        PID:3436
        • C:\Windows\SysWOW64\PING.EXE
          ping -n 2 127.0.0.1
          4⤵
          • Runs ping.exe
          PID:4760
    • C:\Windows\SysWOW64\WScript.exe
      "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs"
      2⤵
        PID:3284
      • C:\Windows\SysWOW64\WScript.exe
        "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs"
        2⤵
          PID:3408
        • C:\Windows\SysWOW64\WScript.exe
          "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs"
          2⤵
            PID:1568
          • C:\Windows\SysWOW64\WScript.exe
            "C:\Windows\System32\WScript.exe" "C:\Users\Admin\AppData\Roaming\Microsoft\VBS3.vbs"
            2⤵
              PID:2420
          • C:\Windows\SysWOW64\svchost.exe
            C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"
            1⤵
              PID:2220
            • C:\Windows\SysWOW64\svchost.exe
              C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"
              1⤵
              • Loads dropped DLL
              • Drops file in System32 directory
              • Suspicious use of WriteProcessMemory
              PID:2116
              • C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
                C:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\240569343.txt",MainThread
                2⤵
                • Executes dropped EXE
                • Loads dropped DLL
                PID:536
            • C:\Windows\SysWOW64\Ghiya.exe
              C:\Windows\SysWOW64\Ghiya.exe -auto
              1⤵
              • Executes dropped EXE
              • Suspicious use of WriteProcessMemory
              PID:264
              • 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:1516

            Network

            MITRE ATT&CK Matrix ATT&CK v6

            Persistence

            Registry Run Keys / Startup Folder

            3
            T1060

            Defense Evasion

            Modify Registry

            3
            T1112

            Discovery

            Query Registry

            1
            T1012

            System Information Discovery

            2
            T1082

            Remote System Discovery

            1
            T1018

            Replay Monitor

            Loading Replay Monitor...

            Downloads

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

              91KB

              MD5

              423eb994ed553294f8a6813619b8da87

              SHA1

              eca6a16ccd13adcfc27bc1041ddef97ec8081255

              SHA256

              050b4f2d5ae8eaecd414318dc8e222a56f169626da6ca8feb7edd78e8b1f0218

              SHA512

              fab0a9af8031c242c486de373df7277c8b0e39f7a0c9c2ac2e385dbd3ea67be16e91b128287634f76131e5264149ab1b452cd21df4c4895e8c4efc8d8cf99095

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

              91KB

              MD5

              423eb994ed553294f8a6813619b8da87

              SHA1

              eca6a16ccd13adcfc27bc1041ddef97ec8081255

              SHA256

              050b4f2d5ae8eaecd414318dc8e222a56f169626da6ca8feb7edd78e8b1f0218

              SHA512

              fab0a9af8031c242c486de373df7277c8b0e39f7a0c9c2ac2e385dbd3ea67be16e91b128287634f76131e5264149ab1b452cd21df4c4895e8c4efc8d8cf99095

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

              91KB

              MD5

              423eb994ed553294f8a6813619b8da87

              SHA1

              eca6a16ccd13adcfc27bc1041ddef97ec8081255

              SHA256

              050b4f2d5ae8eaecd414318dc8e222a56f169626da6ca8feb7edd78e8b1f0218

              SHA512

              fab0a9af8031c242c486de373df7277c8b0e39f7a0c9c2ac2e385dbd3ea67be16e91b128287634f76131e5264149ab1b452cd21df4c4895e8c4efc8d8cf99095

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

              91KB

              MD5

              423eb994ed553294f8a6813619b8da87

              SHA1

              eca6a16ccd13adcfc27bc1041ddef97ec8081255

              SHA256

              050b4f2d5ae8eaecd414318dc8e222a56f169626da6ca8feb7edd78e8b1f0218

              SHA512

              fab0a9af8031c242c486de373df7277c8b0e39f7a0c9c2ac2e385dbd3ea67be16e91b128287634f76131e5264149ab1b452cd21df4c4895e8c4efc8d8cf99095

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

              400KB

              MD5

              b0998aa7d5071d33daa5b60b9c3c9735

              SHA1

              9365a1ff0c6de244d6f36c8d84072cc916665d3c

              SHA256

              3080b6bb456564899b0d99d4131bd6a0b284d31f7d80ef773e4872d94048d49a

              SHA512

              308c13cda9fea39b980ae686f44afd9090e9cb8970fffc4436320e0d09a31aee5e656914e0121fe888098a14c52749716fa04980396fd6ac70a88c11cbb6b850

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

              400KB

              MD5

              b0998aa7d5071d33daa5b60b9c3c9735

              SHA1

              9365a1ff0c6de244d6f36c8d84072cc916665d3c

              SHA256

              3080b6bb456564899b0d99d4131bd6a0b284d31f7d80ef773e4872d94048d49a

              SHA512

              308c13cda9fea39b980ae686f44afd9090e9cb8970fffc4436320e0d09a31aee5e656914e0121fe888098a14c52749716fa04980396fd6ac70a88c11cbb6b850

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

              92B

              MD5

              29ce53e2a4a446614ccc8d64d346bde4

              SHA1

              39a7aa5cc1124842aa0c25abb16ea94452125cbe

              SHA256

              56225be6838bc6e93ea215891eacf28844ae27a9f8b2b29bf19d3a8c2b1f58df

              SHA512

              b2c5a2708c427171a5715801f8ea733ffe88d73aaaaf59c5c752ea32cbe7aae8526cc26eabe84ad5043174c0c69b1d6b15a9fb125c15accfac3462d5d08a0faa

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

              753B

              MD5

              1177e294806528a9cc016c26c28d0564

              SHA1

              fc3df58b897c4205cafbd7af3006c7e55ba49578

              SHA256

              acd2b1f0ab0e6cd788c74c257ade1e6bb3f5513d5e9fa07cf54971fd258512e0

              SHA512

              dfa0cb17034cb4fa015c03337f5dba8c80d81b34ffa18a3df1d0d112a7356713c5f13cf77c204a4acdace0a11d5b7b549da4469159cc5a7404800d49b62f6814

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

              753B

              MD5

              1177e294806528a9cc016c26c28d0564

              SHA1

              fc3df58b897c4205cafbd7af3006c7e55ba49578

              SHA256

              acd2b1f0ab0e6cd788c74c257ade1e6bb3f5513d5e9fa07cf54971fd258512e0

              SHA512

              dfa0cb17034cb4fa015c03337f5dba8c80d81b34ffa18a3df1d0d112a7356713c5f13cf77c204a4acdace0a11d5b7b549da4469159cc5a7404800d49b62f6814

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

              1.2MB

              MD5

              0be6cee783d053c74babdeb4c12a3969

              SHA1

              bd87e38811a1a6839bc30738b21433b6037cf331

              SHA256

              6336dab0727c9676673d5bcaccebe96c123be10465e95ba327fe477f35fc7fbc

              SHA512

              c695958bbdab6a649ea48cea631db7cac54a7b1964899ff6f87c9731dbc99990ef30b2ef193c60db74ca698990c7a8f6c722a2d7b593ae9deb501f84e0fe5215

            • C:\Windows\SysWOW64\240569343.txt
              Filesize

              49KB

              MD5

              938b6e838bfac5fb5e3ef493cb587b41

              SHA1

              5f2899cb13e5bc1831b0e7975bf773aa14e46474

              SHA256

              092b63141194ad9b52ddde233640a8225ed14f08062168af3af17789551b404a

              SHA512

              141db35b5316aab1ad347e05753456beb54365827563efb1c3005428afbc30eaff4009da032d42db27af37d546ff676a2e96b70c831ada48c9e1dffdba72fe49

            • C:\Windows\SysWOW64\240569343.txt
              Filesize

              49KB

              MD5

              938b6e838bfac5fb5e3ef493cb587b41

              SHA1

              5f2899cb13e5bc1831b0e7975bf773aa14e46474

              SHA256

              092b63141194ad9b52ddde233640a8225ed14f08062168af3af17789551b404a

              SHA512

              141db35b5316aab1ad347e05753456beb54365827563efb1c3005428afbc30eaff4009da032d42db27af37d546ff676a2e96b70c831ada48c9e1dffdba72fe49

            • C:\Windows\SysWOW64\240569343.txt
              Filesize

              49KB

              MD5

              938b6e838bfac5fb5e3ef493cb587b41

              SHA1

              5f2899cb13e5bc1831b0e7975bf773aa14e46474

              SHA256

              092b63141194ad9b52ddde233640a8225ed14f08062168af3af17789551b404a

              SHA512

              141db35b5316aab1ad347e05753456beb54365827563efb1c3005428afbc30eaff4009da032d42db27af37d546ff676a2e96b70c831ada48c9e1dffdba72fe49

            • C:\Windows\SysWOW64\Ghiya.exe
              Filesize

              400KB

              MD5

              b0998aa7d5071d33daa5b60b9c3c9735

              SHA1

              9365a1ff0c6de244d6f36c8d84072cc916665d3c

              SHA256

              3080b6bb456564899b0d99d4131bd6a0b284d31f7d80ef773e4872d94048d49a

              SHA512

              308c13cda9fea39b980ae686f44afd9090e9cb8970fffc4436320e0d09a31aee5e656914e0121fe888098a14c52749716fa04980396fd6ac70a88c11cbb6b850

            • C:\Windows\SysWOW64\Ghiya.exe
              Filesize

              400KB

              MD5

              b0998aa7d5071d33daa5b60b9c3c9735

              SHA1

              9365a1ff0c6de244d6f36c8d84072cc916665d3c

              SHA256

              3080b6bb456564899b0d99d4131bd6a0b284d31f7d80ef773e4872d94048d49a

              SHA512

              308c13cda9fea39b980ae686f44afd9090e9cb8970fffc4436320e0d09a31aee5e656914e0121fe888098a14c52749716fa04980396fd6ac70a88c11cbb6b850

            • C:\Windows\SysWOW64\Ghiya.exe
              Filesize

              400KB

              MD5

              b0998aa7d5071d33daa5b60b9c3c9735

              SHA1

              9365a1ff0c6de244d6f36c8d84072cc916665d3c

              SHA256

              3080b6bb456564899b0d99d4131bd6a0b284d31f7d80ef773e4872d94048d49a

              SHA512

              308c13cda9fea39b980ae686f44afd9090e9cb8970fffc4436320e0d09a31aee5e656914e0121fe888098a14c52749716fa04980396fd6ac70a88c11cbb6b850

            • C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
              Filesize

              60KB

              MD5

              889b99c52a60dd49227c5e485a016679

              SHA1

              8fa889e456aa646a4d0a4349977430ce5fa5e2d7

              SHA256

              6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

              SHA512

              08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

            • C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
              Filesize

              60KB

              MD5

              889b99c52a60dd49227c5e485a016679

              SHA1

              8fa889e456aa646a4d0a4349977430ce5fa5e2d7

              SHA256

              6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

              SHA512

              08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

            • \??\c:\windows\SysWOW64\240569343.txt
              Filesize

              49KB

              MD5

              938b6e838bfac5fb5e3ef493cb587b41

              SHA1

              5f2899cb13e5bc1831b0e7975bf773aa14e46474

              SHA256

              092b63141194ad9b52ddde233640a8225ed14f08062168af3af17789551b404a

              SHA512

              141db35b5316aab1ad347e05753456beb54365827563efb1c3005428afbc30eaff4009da032d42db27af37d546ff676a2e96b70c831ada48c9e1dffdba72fe49

            • memory/264-172-0x0000000010000000-0x00000000101BA000-memory.dmp
              Filesize

              1.7MB

            • memory/264-171-0x0000000010000000-0x00000000101BA000-memory.dmp
              Filesize

              1.7MB

            • memory/264-169-0x0000000010000000-0x00000000101BA000-memory.dmp
              Filesize

              1.7MB

            • memory/1516-182-0x0000000010000000-0x00000000101BA000-memory.dmp
              Filesize

              1.7MB

            • memory/1516-184-0x0000000010000000-0x00000000101BA000-memory.dmp
              Filesize

              1.7MB

            • memory/1516-187-0x0000000010000000-0x00000000101BA000-memory.dmp
              Filesize

              1.7MB

            • memory/1852-164-0x0000000010000000-0x00000000101BA000-memory.dmp
              Filesize

              1.7MB

            • memory/1852-163-0x0000000010000000-0x00000000101BA000-memory.dmp
              Filesize

              1.7MB

            • memory/1852-161-0x0000000010000000-0x00000000101BA000-memory.dmp
              Filesize

              1.7MB

            • memory/4892-133-0x0000000000400000-0x0000000000760000-memory.dmp
              Filesize

              3.4MB

            • memory/4892-207-0x0000000000400000-0x0000000000760000-memory.dmp
              Filesize

              3.4MB

            • memory/4892-134-0x0000000000400000-0x0000000000760000-memory.dmp
              Filesize

              3.4MB