Overview

overview

10

Static

static

7

61cb94d485...4d.exe

windows7-x64

10

61cb94d485...4d.exe

windows10-2004-x64

10

Analysis

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

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18-10-2024 20:51

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General

  • Target

    61cb94d48526b0fac8e5bb617be0d876624523848dc7b64aceb9cbe50561de4d.exe

  • Size

    1.2MB

  • MD5

    523224f44d3dca5e304af57c8986c1ad

  • SHA1

    9c14338dd8133b0ba2d8948125c2259ddb028365

  • SHA256

    61cb94d48526b0fac8e5bb617be0d876624523848dc7b64aceb9cbe50561de4d

  • SHA512

    35cebf3d07cbb45bcb0cb867b7e92bbc4bedc3fe415fabd5f1ff779b07741fb6eb280b7569e6faa5a0c70bcd260acc6aaf76d2aa159e3b2b9ca374ba623399f4

  • SSDEEP

    24576:HovxCwgMBqHO5ZdYXOp0nQrXctTfK+d+MrTXowFlw57XYBwJti5:WIwgMEuy+inDfp3/XoCw57XYBwK5

Score
10/10
gh0stratpurplefoxdiscoverypersistenceratrootkittrojanupxvmprotect

Malware Config

Signatures

  • Detect PurpleFox Rootkit 7 IoCs

    Detect PurpleFox Rootkit.

    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.

    ratgh0strat
  • PurpleFox

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

    rootkittrojanpurplefox
  • Drops file in Drivers directory 1 IoCs
  • Server Software Component: Terminal Services DLL 1 TTPs 2 IoCs
    persistence
  • 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 6 IoCs
  • Loads dropped DLL 4 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 8 IoCs
  • UPX packed file 9 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).

  • System Location Discovery: System Language Discovery 1 TTPs 10 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 24 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\61cb94d48526b0fac8e5bb617be0d876624523848dc7b64aceb9cbe50561de4d.exe
    "C:\Users\Admin\AppData\Local\Temp\61cb94d48526b0fac8e5bb617be0d876624523848dc7b64aceb9cbe50561de4d.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:2152
    • C:\Users\Admin\AppData\Local\Temp\AK47.exe
      "C:\Users\Admin\AppData\Local\Temp\AK47.exe"
      2⤵
      • Server Software Component: Terminal Services DLL
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      PID:3124
    • C:\Users\Admin\AppData\Local\Temp\AK47.exe
      C:\Users\Admin\AppData\Local\Temp\\AK47.exe
      2⤵
      • Server Software Component: Terminal Services DLL
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in System32 directory
      • System Location Discovery: System Language Discovery
      PID:1260
    • 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:3244
      • 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:3444
        • 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:4552
    • 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:4568
  • C:\Windows\SysWOW64\svchost.exe
    C:\Windows\SysWOW64\svchost.exe -k "Ö÷¶¯·ÀÓù·þÎñÄ£¿é"
    1⤵
    • Loads dropped DLL
    • Drops file in System32 directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4936
    • C:\Windows\SysWOW64\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe
      C:\Windows\system32\Ö÷¶¯·ÀÓù·þÎñÄ£¿é.exe "c:\windows\system32\240619609.txt",MainThread
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      PID:3900
  • 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:1052
    • 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:880

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

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

    753B

    MD5

    537085f6606cb696d6845e1f21263ae7

    SHA1

    f951a08c1f92df7f3de29d403e93476c2cdb26d7

    SHA256

    030243540061c7dfad467356b85943f24e026907e7e953b07c6d8a4a7a2104d8

    SHA512

    3ef90f78b9af21e2e096d880d897fa150247789a7ba41ab37853684b57c34d0f5d51b3bc3c7878cffb84e2d0c499de30317d94613294a3f09e14d4532694acbc

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

    1.2MB

    MD5

    c882ed75099596cb9eeecac87fa2d117

    SHA1

    2efe2be1546cd89818156392b67d40ca99917f89

    SHA256

    e92cd94f978e1e5053f3db14f02980a4f627e0676d7e191b48c19dd8cfa9963e

    SHA512

    d999bc05769187d4b501902c0d7e6112957a7c8ace7e4f0f149edb319e8a53810489a44c886866bcf47af63a98cf3d1c3f8310ce296e01a2fe8fe42c29365248

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  • C:\Windows\SysWOW64\240619593.txt
    Filesize

    49KB

    MD5

    991a6f284b41bb9732f67ef8d6dbd31e

    SHA1

    459c305ecd9f0ea619982ac7b768ac034104be7c

    SHA256

    09bbfe2369053e87e1252f7f752739eaef11a11adcb7e11c83d9816bf504df35

    SHA512

    de3a20a970821bd3eedaad9841963a712e23559ff0d4b6ac36d83dd60e7d9e7a0db517790dc484a67ca6747c2b2060e57115c363c1e4e992c496fdfbf9ea3c01

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  • C:\Windows\SysWOW64\ini.ini
    Filesize

    45B

    MD5

    36b060af05a6fc03d189bb5178a3bb6a

    SHA1

    5924f8775ce1e79805b54caa2b9fa63b3e821eb9

    SHA256

    611665993284cee7f0600aa68323069965a6ab4da4999646d848dcccf6376590

    SHA512

    e9f9fd308e137fa8588432048da677568ee919f5e0f00556608ccc4593edafd753c46e31298544f8b76138ac01a3c7d9df46f4c93c49199dd35e8eead755ad3a

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

    60KB

    MD5

    889b99c52a60dd49227c5e485a016679

    SHA1

    8fa889e456aa646a4d0a4349977430ce5fa5e2d7

    SHA256

    6cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910

    SHA512

    08933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641

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  • memory/880-61-0x0000000010000000-0x00000000101BA000-memory.dmp

    Filesize

    1.7MB

    Download

  • memory/880-56-0x0000000010000000-0x00000000101BA000-memory.dmp

    Filesize

    1.7MB

    Download

  • memory/880-60-0x0000000010000000-0x00000000101BA000-memory.dmp

    Filesize

    1.7MB

    Download

  • memory/1052-45-0x0000000010000000-0x00000000101BA000-memory.dmp

    Filesize

    1.7MB

    Download

  • memory/1052-46-0x0000000010000000-0x00000000101BA000-memory.dmp

    Filesize

    1.7MB

    Download

  • memory/1052-43-0x0000000010000000-0x00000000101BA000-memory.dmp

    Filesize

    1.7MB

    Download

  • memory/2152-75-0x0000000000400000-0x0000000000760000-memory.dmp

    Filesize

    3.4MB

    Download

  • memory/2152-0-0x0000000000400000-0x0000000000760000-memory.dmp

    Filesize

    3.4MB

    Download

  • memory/2152-78-0x0000000000400000-0x0000000000760000-memory.dmp

    Filesize

    3.4MB

    Download

  • memory/2152-81-0x0000000000400000-0x0000000000760000-memory.dmp

    Filesize

    3.4MB

    Download

  • memory/2152-85-0x0000000000400000-0x0000000000760000-memory.dmp

    Filesize

    3.4MB

    Download

  • memory/2152-1-0x0000000000400000-0x0000000000760000-memory.dmp

    Filesize

    3.4MB

    Download

  • memory/2152-88-0x0000000000400000-0x0000000000760000-memory.dmp

    Filesize

    3.4MB

    Download

  • memory/2152-91-0x0000000000400000-0x0000000000760000-memory.dmp

    Filesize

    3.4MB

    Download

  • memory/2152-94-0x0000000000400000-0x0000000000760000-memory.dmp

    Filesize

    3.4MB

    Download

  • memory/3244-37-0x0000000010000000-0x00000000101BA000-memory.dmp

    Filesize

    1.7MB

    Download

  • memory/3244-38-0x0000000010000000-0x00000000101BA000-memory.dmp

    Filesize

    1.7MB

    Download

  • memory/3244-35-0x0000000010000000-0x00000000101BA000-memory.dmp

    Filesize

    1.7MB

    Download