Analysis

  • max time kernel
    150s
  • max time network
    149s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    25-01-2025 18:59

General

  • Target

    3e3c4c0beb9cd6cd12872421882b7b2461d5cce7ab2975f60ab9b03eb975c798.exe

  • Size

    1.2MB

  • MD5

    5b2728387c81d2f26c39812ff9082672

  • SHA1

    0a56addc8ad6cfc0a644ac5909cba0cb1151e9dc

  • SHA256

    3e3c4c0beb9cd6cd12872421882b7b2461d5cce7ab2975f60ab9b03eb975c798

  • SHA512

    1fd45f348ea53ebeb2c4d849973ec54e96324b480f74a9b3c853f8c59f075fb3e2d395908a3442df4e5566a421e1775474008650a6a5b46fc5602f9873a32b70

  • SSDEEP

    24576:HovxCwgMBqHO5ZdYXOp0nQrXctTfK+d+MrTXowFlw57XYBwJtix:WIwgMEuy+inDfp3/XoCw57XYBwKx

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\3e3c4c0beb9cd6cd12872421882b7b2461d5cce7ab2975f60ab9b03eb975c798.exe
    "C:\Users\Admin\AppData\Local\Temp\3e3c4c0beb9cd6cd12872421882b7b2461d5cce7ab2975f60ab9b03eb975c798.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:2840
    • 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:2604
    • 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:2708
    • 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:2652
      • 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:3068
        • 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:1788
  • 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:2536
    • 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:2636

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

  • 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

    d8154f20e1e5d1ca1512e876d40f3056

    SHA1

    14228adc0e632bd03031c2a69f5338006803e7b3

    SHA256

    bf5c320691f12497c804a625346cd124891dd379a03281d11dbdb7d4d0243a31

    SHA512

    8fc25e7c6be7acc10fc3274b724531d2df8aa9bd9171238239377b669d5c8b67ef17cd42691fe1c4d1acbc3a3f04c42071595aba8091eca128750bb277568636

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

    Filesize

    1.2MB

    MD5

    1d8244e9574e66c2064c339ccada3d83

    SHA1

    c6c2e911b8fd8e74f65a734f8390d5b2a89279fc

    SHA256

    0d00ac355c7b2e9ed1653148dee34dd58bcdfb61ed77fafaf4b9c296ff9f528e

    SHA512

    bce5621901d33fab345daffa61578484d7cdc0f1f795e00a7ae8553fa3d239d156a0681ec5147ddc1976b30c08b1f4bd512dcd1a647a16b7ed1160a04c1ed7e0

  • \Windows\SysWOW64\259414499.txt

    Filesize

    49KB

    MD5

    f3960aeb315c2bc2d11ec21a1eca7c7f

    SHA1

    7f09d188f0483b1a922c6fecd83b51798b7bd060

    SHA256

    fc671b143c8dbb6d76f55a574a7bf3fa3c50b82db069fbf23cf261b11128cdee

    SHA512

    c55fc59146cbbd2245ef3296f0dcd2ab1a22d78c9e9782ed14354da3cceb33b44f1ce2c90c4d73ebaf9fcba885e63ec6c720160469178fabfe993f843860813f

  • memory/2636-42-0x0000000010000000-0x00000000101BA000-memory.dmp

    Filesize

    1.7MB

  • memory/2636-43-0x0000000010000000-0x00000000101BA000-memory.dmp

    Filesize

    1.7MB

  • memory/2636-40-0x0000000010000000-0x00000000101BA000-memory.dmp

    Filesize

    1.7MB

  • memory/2636-45-0x0000000010000000-0x00000000101BA000-memory.dmp

    Filesize

    1.7MB

  • memory/2636-48-0x0000000010000000-0x00000000101BA000-memory.dmp

    Filesize

    1.7MB

  • memory/2636-61-0x0000000010000000-0x00000000101BA000-memory.dmp

    Filesize

    1.7MB

  • memory/2652-24-0x0000000010000000-0x00000000101BA000-memory.dmp

    Filesize

    1.7MB

  • memory/2652-21-0x0000000010000000-0x00000000101BA000-memory.dmp

    Filesize

    1.7MB

  • memory/2652-23-0x0000000010000000-0x00000000101BA000-memory.dmp

    Filesize

    1.7MB

  • memory/2840-60-0x0000000002710000-0x0000000002720000-memory.dmp

    Filesize

    64KB

  • memory/2840-54-0x0000000002710000-0x0000000002720000-memory.dmp

    Filesize

    64KB

  • memory/2840-0-0x0000000000400000-0x0000000000760000-memory.dmp

    Filesize

    3.4MB

  • memory/2840-63-0x0000000000400000-0x0000000000760000-memory.dmp

    Filesize

    3.4MB

  • memory/2840-64-0x0000000002710000-0x0000000002720000-memory.dmp

    Filesize

    64KB

  • memory/2840-66-0x0000000002710000-0x0000000002720000-memory.dmp

    Filesize

    64KB

  • memory/2840-69-0x0000000000400000-0x0000000000760000-memory.dmp

    Filesize

    3.4MB

  • memory/2840-72-0x0000000000400000-0x0000000000760000-memory.dmp

    Filesize

    3.4MB

  • memory/2840-76-0x0000000000400000-0x0000000000760000-memory.dmp

    Filesize

    3.4MB

  • memory/2840-1-0x0000000000400000-0x0000000000760000-memory.dmp

    Filesize

    3.4MB

  • memory/2840-79-0x0000000000400000-0x0000000000760000-memory.dmp

    Filesize

    3.4MB

  • memory/2840-82-0x0000000000400000-0x0000000000760000-memory.dmp

    Filesize

    3.4MB

  • memory/2840-85-0x0000000000400000-0x0000000000760000-memory.dmp

    Filesize

    3.4MB