Overview

overview

10

Static

static

3

b2cb77a1bc...47.exe

windows7-x64

10

b2cb77a1bc...47.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    128s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240508-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
  • submitted
    25-05-2024 19:34

Sharing

Copy URL
Twitter E-mail
Report Analysis Logs

General

  • Target

    b2cb77a1bcfdcf5e9a0c19b8028730b025a3558c79e117e6779a058f8e1b0147.exe

  • Size

    3.2MB

  • MD5

    7c33335b61f1daf9f0b4e1b887a27966

  • SHA1

    27f7827f4fd343645bf6131c2f9b693aa5f52de5

  • SHA256

    b2cb77a1bcfdcf5e9a0c19b8028730b025a3558c79e117e6779a058f8e1b0147

  • SHA512

    26d9af547a273e991ca3ed02947f0cf2aad59de9e147faa90214d758100553cbd310d63f9e2faf42d939e3fa79b4b1ae4c7ba1c60e378354e5707873c201b24d

  • SSDEEP

    49152:w09XJt4HIN2H2tFvduySSDmn2uWr1r9XtJ3jGsc0NytD889X3HVCDC:1ZJt4HINy2LkSDmn2uEBtJ3jGscPtRX

Score
10/10
gh0stratpurplefoxpersistenceratrootkittrojanupx

Malware Config

Signatures

  • Detect PurpleFox Rootkit 10 IoCs

    Detect PurpleFox Rootkit.

    rootkit
  • Gh0st RAT payload 10 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
  • Sets service image path in registry 2 TTPs 1 IoCs
    persistence
  • Executes dropped EXE 4 IoCs
  • UPX packed file 12 IoCs

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

    upx
  • Drops file in System32 directory 2 IoCs
  • Drops file in Program Files directory 5 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Runs ping.exe 1 TTPs 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 15 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\b2cb77a1bcfdcf5e9a0c19b8028730b025a3558c79e117e6779a058f8e1b0147.exe
    "C:\Users\Admin\AppData\Local\Temp\b2cb77a1bcfdcf5e9a0c19b8028730b025a3558c79e117e6779a058f8e1b0147.exe"
    1⤵
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:324
    • C:\Users\Admin\AppData\Local\Temp\RVN.exe
      C:\Users\Admin\AppData\Local\Temp\\RVN.exe
      2⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of WriteProcessMemory
      PID:4588
      • 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\RVN.exe > nul
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:808
        • C:\Windows\SysWOW64\PING.EXE
          ping -n 2 127.0.0.1
          4⤵
          • Runs ping.exe
          PID:2876
    • C:\Users\Admin\AppData\Local\Temp\HD_b2cb77a1bcfdcf5e9a0c19b8028730b025a3558c79e117e6779a058f8e1b0147.exe
      C:\Users\Admin\AppData\Local\Temp\HD_b2cb77a1bcfdcf5e9a0c19b8028730b025a3558c79e117e6779a058f8e1b0147.exe
      2⤵
      • Executes dropped EXE
      PID:4052
  • C:\Windows\SysWOW64\TXPlatforn.exe
    C:\Windows\SysWOW64\TXPlatforn.exe -auto
    1⤵
    • Executes dropped EXE
    • Suspicious use of WriteProcessMemory
    PID:1940
    • C:\Windows\SysWOW64\TXPlatforn.exe
      C:\Windows\SysWOW64\TXPlatforn.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:1720

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Modify Registry

1
T1112

Credential Access

Discovery

System Information Discovery

1
T1082

Remote System Discovery

1
T1018

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

Loading Replay Monitor...

Downloads

  • C:\Users\Admin\AppData\Local\Temp\HD_X.dat
    Filesize

    1.5MB

    MD5

    30d7f6a5a14dee4b7805eedc2abb53dd

    SHA1

    6918234d4f4cec5480f2f11e80dc3d01e55f25ec

    SHA256

    83818a7e703ee207ea4e5625938fc3552d48c138cdb536447f1b62566dd3743c

    SHA512

    e9d11811c2f03b22636e2c9698ce3a0471c7f0dc0f64751c6df6c5b3e89b2582cc2608a5545bc1ff07621ed8973e249918dbea1806a5e0ecaabb6e5486ced08c

    Download Submit
  • C:\Users\Admin\AppData\Local\Temp\HD_b2cb77a1bcfdcf5e9a0c19b8028730b025a3558c79e117e6779a058f8e1b0147.exe
    Filesize

    1.7MB

    MD5

    340eeb2c9e1476048bae5ed2b93b3068

    SHA1

    c7514cc2ab4d25b631d43e07ff50138bd18f03fe

    SHA256

    929f2fe4f5225f0292cf1a4a3302bf311760a417e5a5d6c767e682f252bed1a9

    SHA512

    86462515315478fa4d594210e5a9acd31b53cd27ca0123b9598859c6ff113418e8b3bfab8d6a8d68f64b530f9040011b67a17c725604dafb2eebd6cfaa452377

    Download Submit
  • C:\Users\Admin\AppData\Local\Temp\RVN.exe
    Filesize

    377KB

    MD5

    80ade1893dec9cab7f2e63538a464fcc

    SHA1

    c06614da33a65eddb506db00a124a3fc3f5be02e

    SHA256

    57a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd

    SHA512

    fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4

    Download Submit
  • memory/1720-51-0x0000000010000000-0x00000000101B6000-memory.dmp
    Filesize

    1.7MB

    Download
  • memory/1720-37-0x0000000010000000-0x00000000101B6000-memory.dmp
    Filesize

    1.7MB

    Download
  • memory/1720-31-0x0000000010000000-0x00000000101B6000-memory.dmp
    Filesize

    1.7MB

    Download
  • memory/1720-24-0x0000000010000000-0x00000000101B6000-memory.dmp
    Filesize

    1.7MB

    Download
  • memory/1940-29-0x0000000010000000-0x00000000101B6000-memory.dmp
    Filesize

    1.7MB

    Download
  • memory/1940-17-0x0000000010000000-0x00000000101B6000-memory.dmp
    Filesize

    1.7MB

    Download
  • memory/1940-16-0x0000000010000000-0x00000000101B6000-memory.dmp
    Filesize

    1.7MB

    Download
  • memory/1940-14-0x0000000010000000-0x00000000101B6000-memory.dmp
    Filesize

    1.7MB

    Download
  • memory/4588-5-0x0000000010000000-0x00000000101B6000-memory.dmp
    Filesize

    1.7MB

    Download
  • memory/4588-7-0x0000000010000000-0x00000000101B6000-memory.dmp
    Filesize

    1.7MB

    Download
  • memory/4588-10-0x0000000010000000-0x00000000101B6000-memory.dmp
    Filesize

    1.7MB

    Download
  • memory/4588-6-0x0000000010000000-0x00000000101B6000-memory.dmp
    Filesize

    1.7MB

    Download