Overview

overview

10

Static

static

7

bcb1bfa21a...8a.exe

windows7-x64

10

bcb1bfa21a...8a.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    74s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20230220-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
  • submitted
    08-04-2023 12:43

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General

  • Target

    bcb1bfa21a7bca8ec661407cd0d436a1244603731f12b33a8836e93399834f8a.exe

  • Size

    732KB

  • MD5

    5aefc9ba18864aff379d93ac1b26f2a0

  • SHA1

    646dac20761edc3a9d4041b66840a85e850a86e8

  • SHA256

    bcb1bfa21a7bca8ec661407cd0d436a1244603731f12b33a8836e93399834f8a

  • SHA512

    0cb82614ddef4cd77237c166a4a8a462933c2cc299d37946a30138fd1cbc4c722436e4ed21e3b276b09e0a3845a729d0635602738da54126ef1b36c053c1209f

  • SSDEEP

    12288:TQfiNIK+Rbv22yPkH3aQDnUIUw5Z1Eau/RriXeI7dBalqsZI:y0II2okHqdIP/C5UdBx4I

Score
10/10
gh0stratpurplefoxratrootkittrojanvmprotect

Malware Config

Extracted

Family

gh0strat

C2

103.39.210.95

Signatures

  • Detect PurpleFox Rootkit 2 IoCs

    Detect PurpleFox Rootkit.

    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.

    ratgh0strat
  • PurpleFox

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

    rootkittrojanpurplefox
  • VMProtect packed file 3 IoCs

    Detects executables packed with VMProtect commercial packer.

    vmprotect
  • Enumerates connected drives 3 TTPs 23 IoCs

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

  • Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs
  • 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

Processes

  • C:\Users\Admin\AppData\Local\Temp\bcb1bfa21a7bca8ec661407cd0d436a1244603731f12b33a8836e93399834f8a.exe
    "C:\Users\Admin\AppData\Local\Temp\bcb1bfa21a7bca8ec661407cd0d436a1244603731f12b33a8836e93399834f8a.exe"
    1⤵
    • Enumerates connected drives
    • Suspicious use of NtSetInformationThreadHideFromDebugger
    • Checks processor information in registry
    • Suspicious behavior: EnumeratesProcesses
    PID:1432

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

2
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

2
T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

  • memory/1432-133-0x0000000000400000-0x0000000000633000-memory.dmp
    Filesize

    2.2MB

    Download
  • memory/1432-134-0x0000000000400000-0x0000000000633000-memory.dmp
    Filesize

    2.2MB

    Download
  • memory/1432-138-0x0000000010000000-0x0000000010192000-memory.dmp
    Filesize

    1.6MB

    Download
  • memory/1432-146-0x0000000000400000-0x0000000000633000-memory.dmp
    Filesize

    2.2MB

    Download