Analysis

  • max time kernel
    146s
  • max time network
    128s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231222-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
  • submitted
    05/01/2024, 11:45

General

  • Target

    a5a489ddc82d279a19f79d29289d64d35b72a5668414381858110897e5609ca6.exe

  • Size

    857KB

  • MD5

    314f5ef0a5bc0966e015e2336e9d62fa

  • SHA1

    998cc429e274ab248c0797654ed0ece4b72bb38c

  • SHA256

    a5a489ddc82d279a19f79d29289d64d35b72a5668414381858110897e5609ca6

  • SHA512

    af24b6856d37006572de87d1fdc8827900a0b8105aeac00c042ea5bdcfc6be4ec0bad35f1884ab217b00aead2c96c2ec9124d6ed5778166522a082e91e7b4ae5

  • SSDEEP

    24576:zgMskZmB2vJB2gcgVMUQj22XU4/aEaePfh:CavSgDMU6CnePZ

Malware Config

Extracted

Family

gh0strat

C2

38.181.22.54

Signatures

  • Detect PurpleFox Rootkit 2 IoCs

    Detect PurpleFox Rootkit.

  • Gh0st RAT payload 2 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.

  • UPX packed file 2 IoCs

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

  • Enumerates connected drives 3 TTPs 22 IoCs

    Attempts to read the root path of hard drives other than the default C: drive.

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\a5a489ddc82d279a19f79d29289d64d35b72a5668414381858110897e5609ca6.exe
    "C:\Users\Admin\AppData\Local\Temp\a5a489ddc82d279a19f79d29289d64d35b72a5668414381858110897e5609ca6.exe"
    1⤵
    • Enumerates connected drives
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    PID:4576

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads

  • memory/4576-0-0x0000000000400000-0x00000000005FE000-memory.dmp

    Filesize

    2.0MB

  • memory/4576-1-0x0000000010000000-0x0000000010199000-memory.dmp

    Filesize

    1.6MB

  • memory/4576-7-0x0000000000400000-0x00000000005FE000-memory.dmp

    Filesize

    2.0MB