Analysis

  • max time kernel
    150s
  • max time network
    150s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    20-01-2025 18:56

General

  • Target

    2d03889c04ad3c9e14dcd7627b9236ffbc1c079d4e8c794c745f1cecbb4e6830.exe

  • Size

    1.2MB

  • MD5

    3f4b0e4140442f252e1769885b4f54ac

  • SHA1

    82b63fa7114d811ef4641e08444ec600c4ea49a1

  • SHA256

    2d03889c04ad3c9e14dcd7627b9236ffbc1c079d4e8c794c745f1cecbb4e6830

  • SHA512

    5d4b417a4f32d4577610e88907fa081fd9da5b2b827a7cbc9b922615845470e46639c429e6ec5dc17b592228f72471d49d17e88c42afcb1646363e16e149468f

  • SSDEEP

    24576:HovxCwgMBqHO5ZdYXOp0nQrXctTfK+d+MrTXowFlw57XYBwJtit:WIwgMEuy+inDfp3/XoCw57XYBwKt

Malware Config

Signatures

  • Detect PurpleFox Rootkit 7 IoCs

    Detect PurpleFox Rootkit.

  • Gh0st RAT payload 8 IoCs
  • Gh0strat

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

  • Gh0strat family
  • PurpleFox

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

  • Purplefox family
  • Drops file in Drivers directory 1 IoCs
  • Sets service image path in registry 2 TTPs 1 IoCs
  • Drops startup file 1 IoCs
  • Executes dropped EXE 5 IoCs
  • Loads dropped DLL 7 IoCs
  • VMProtect packed file 10 IoCs

    Detects executables packed with VMProtect commercial packer.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops file in System32 directory 4 IoCs
  • UPX packed file 9 IoCs

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

  • Enumerates physical storage devices 1 TTPs

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

  • 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.

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

    Adversaries may check for Internet connectivity on compromised systems.

  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 8 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 34 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\2d03889c04ad3c9e14dcd7627b9236ffbc1c079d4e8c794c745f1cecbb4e6830.exe
    "C:\Users\Admin\AppData\Local\Temp\2d03889c04ad3c9e14dcd7627b9236ffbc1c079d4e8c794c745f1cecbb4e6830.exe"
    1⤵
    • Drops startup file
    • Loads dropped DLL
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: RenamesItself
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1992
    • 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:2420
    • 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:2096
    • 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:2056
      • 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:2820
        • 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:2620
    • 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:2924
  • C:\Windows\SysWOW64\Ghiya.exe
    C:\Windows\SysWOW64\Ghiya.exe -auto
    1⤵
    • Executes dropped EXE
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2292
    • 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:2748

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • 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

    9f4b33c4e43ec5a14c9ba935b421e12a

    SHA1

    d40bd475949abc886d2eb27e7433eb5cb74963e2

    SHA256

    90629ca50d32ca9033effadcdffb90045a4de23cb94964a000f9f994d01ab531

    SHA512

    1b089487e83e65f642803e52d48e72de721f1fa0349b28b508116f01389a832008cb1c149b2711a6550e4abbabcdad56cee27ef1622668a2cafd587dacb2e36b

  • \Users\Admin\AppData\Local\Temp\AK47.exe

    Filesize

    91KB

    MD5

    423eb994ed553294f8a6813619b8da87

    SHA1

    eca6a16ccd13adcfc27bc1041ddef97ec8081255

    SHA256

    050b4f2d5ae8eaecd414318dc8e222a56f169626da6ca8feb7edd78e8b1f0218

    SHA512

    fab0a9af8031c242c486de373df7277c8b0e39f7a0c9c2ac2e385dbd3ea67be16e91b128287634f76131e5264149ab1b452cd21df4c4895e8c4efc8d8cf99095

  • \Users\Admin\AppData\Local\Temp\AK74.exe

    Filesize

    400KB

    MD5

    b0998aa7d5071d33daa5b60b9c3c9735

    SHA1

    9365a1ff0c6de244d6f36c8d84072cc916665d3c

    SHA256

    3080b6bb456564899b0d99d4131bd6a0b284d31f7d80ef773e4872d94048d49a

    SHA512

    308c13cda9fea39b980ae686f44afd9090e9cb8970fffc4436320e0d09a31aee5e656914e0121fe888098a14c52749716fa04980396fd6ac70a88c11cbb6b850

  • \Users\Admin\AppData\Roaming\Microsoft\svchcst.exe

    Filesize

    1.2MB

    MD5

    f47dc13ba782fe1ff9e51fcc05e24618

    SHA1

    324632863bb20167be0d86430535961d41b9286e

    SHA256

    534637c1b15073fcc1e821001176ba792da4154ca1a75a9b0e54625caa2d7e34

    SHA512

    f674788f43477b3997e65045af06df7a59ddee20332cca7bb63cf0c23d86574b5345822e4d9534afe3c724ec6d978a3b7b584afe68b2a35b7fb6b10533848519

  • \Windows\SysWOW64\259441721.txt

    Filesize

    49KB

    MD5

    27469f34c972b4a1c8750ef5edb555f9

    SHA1

    fabb5e65338d4a21667b00fdc39939efe8010ee8

    SHA256

    98e0cab97bb6b19f0b5bb7ed18c390e0faa99f65560d137bc8bb24e0c6a8462a

    SHA512

    258cd5a6fc59add289b819cab8040dff78fc1bfff84679ff72955d651f62d1f1510efd0653ae7a843c8b020ddd2afe85f9668cfa7a74ca6d5ee04fef094c0a71

  • memory/1992-76-0x0000000000400000-0x0000000000760000-memory.dmp

    Filesize

    3.4MB

  • memory/1992-79-0x0000000000400000-0x0000000000760000-memory.dmp

    Filesize

    3.4MB

  • memory/1992-0-0x0000000000400000-0x0000000000760000-memory.dmp

    Filesize

    3.4MB

  • memory/1992-82-0x0000000000400000-0x0000000000760000-memory.dmp

    Filesize

    3.4MB

  • memory/1992-73-0x0000000000400000-0x0000000000760000-memory.dmp

    Filesize

    3.4MB

  • memory/1992-69-0x0000000000400000-0x0000000000760000-memory.dmp

    Filesize

    3.4MB

  • memory/1992-66-0x0000000000400000-0x0000000000760000-memory.dmp

    Filesize

    3.4MB

  • memory/1992-1-0x0000000000400000-0x0000000000760000-memory.dmp

    Filesize

    3.4MB

  • memory/1992-59-0x00000000020E0000-0x00000000020F0000-memory.dmp

    Filesize

    64KB

  • memory/1992-62-0x0000000000400000-0x0000000000760000-memory.dmp

    Filesize

    3.4MB

  • memory/2056-23-0x0000000010000000-0x00000000101BA000-memory.dmp

    Filesize

    1.7MB

  • memory/2056-24-0x0000000010000000-0x00000000101BA000-memory.dmp

    Filesize

    1.7MB

  • memory/2056-21-0x0000000010000000-0x00000000101BA000-memory.dmp

    Filesize

    1.7MB

  • memory/2748-52-0x0000000010000000-0x00000000101BA000-memory.dmp

    Filesize

    1.7MB

  • memory/2748-48-0x0000000010000000-0x00000000101BA000-memory.dmp

    Filesize

    1.7MB

  • memory/2748-44-0x0000000010000000-0x00000000101BA000-memory.dmp

    Filesize

    1.7MB

  • memory/2748-39-0x0000000010000000-0x00000000101BA000-memory.dmp

    Filesize

    1.7MB

  • memory/2748-38-0x0000000010000000-0x00000000101BA000-memory.dmp

    Filesize

    1.7MB

  • memory/2748-36-0x0000000010000000-0x00000000101BA000-memory.dmp

    Filesize

    1.7MB