Overview

overview

10

Static

static

3

66515669cd...39.exe

windows7-x64

10

66515669cd...39.exe

windows10-2004-x64

10

Analysis

  • max time kernel
    150s
  • max time network
    150s
  • 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 16:48

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General

  • Target

    66515669cd62bd066ee67d3fe5296036daaf302e3d8115a23aedf95b69486239.exe

  • Size

    1.3MB

  • MD5

    3354ba982fe7aec36baaf2a384f939f7

  • SHA1

    0cb51428786ab7d076340acf8816104c2aa059db

  • SHA256

    66515669cd62bd066ee67d3fe5296036daaf302e3d8115a23aedf95b69486239

  • SHA512

    1c4286705daf433518a92b4e5146f3e4870bf64e36b5426a3d30a4861fe5280b42c1001d33c23023a5b16694bc71d0b4a0b61e64e62fb282a905c20b4740b76c

  • SSDEEP

    24576:v09tv9/7JtDElDEExIko2H2HESq2eWJ6MQjySjy+:v09XJt4HIN2H2tFvduyS

Score
10/10
gh0stratpurplefoxpersistenceratrootkittrojanupx

Malware Config

Signatures

  • Detect PurpleFox Rootkit 11 IoCs

    Detect PurpleFox Rootkit.

    rootkit
  • Gh0st RAT payload 11 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 3 IoCs
  • UPX packed file 13 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: LoadsDriver 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 6 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\66515669cd62bd066ee67d3fe5296036daaf302e3d8115a23aedf95b69486239.exe
    "C:\Users\Admin\AppData\Local\Temp\66515669cd62bd066ee67d3fe5296036daaf302e3d8115a23aedf95b69486239.exe"
    1⤵
    • Drops file in Program Files directory
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:5116
    • 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:2100
      • 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:4072
        • C:\Windows\SysWOW64\PING.EXE
          ping -n 2 127.0.0.1
          4⤵
          • Runs ping.exe
          PID:3364
  • C:\Windows\SysWOW64\TXPlatforn.exe
    C:\Windows\SysWOW64\TXPlatforn.exe -auto
    1⤵
    • Executes dropped EXE
    • Suspicious use of WriteProcessMemory
    PID:4344
    • 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:4228

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

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Downloads

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

    1.3MB

    MD5

    3354ba982fe7aec36baaf2a384f939f7

    SHA1

    0cb51428786ab7d076340acf8816104c2aa059db

    SHA256

    66515669cd62bd066ee67d3fe5296036daaf302e3d8115a23aedf95b69486239

    SHA512

    1c4286705daf433518a92b4e5146f3e4870bf64e36b5426a3d30a4861fe5280b42c1001d33c23023a5b16694bc71d0b4a0b61e64e62fb282a905c20b4740b76c

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

    377KB

    MD5

    80ade1893dec9cab7f2e63538a464fcc

    SHA1

    c06614da33a65eddb506db00a124a3fc3f5be02e

    SHA256

    57a920389c044e3f5cf93dabff67070b4511e79779b6f874e08f92d8b0d7afbd

    SHA512

    fffd4f3fccb5301b3c7a5b3bd92747f31549fbd9d0803fe5d502d1bb0ef979140988718c2ee1406ed3e755790d275185e120a56cbcb5ed2eadf62b5cdbfc4cc4

    Download Submit
  • memory/2100-7-0x0000000010000000-0x00000000101B6000-memory.dmp
    Filesize

    1.7MB

    Download
  • memory/2100-8-0x0000000010000000-0x00000000101B6000-memory.dmp
    Filesize

    1.7MB

    Download
  • memory/2100-5-0x0000000010000000-0x00000000101B6000-memory.dmp
    Filesize

    1.7MB

    Download
  • memory/2100-11-0x0000000010000000-0x00000000101B6000-memory.dmp
    Filesize

    1.7MB

    Download
  • memory/4228-25-0x0000000010000000-0x00000000101B6000-memory.dmp
    Filesize

    1.7MB

    Download
  • memory/4228-27-0x0000000010000000-0x00000000101B6000-memory.dmp
    Filesize

    1.7MB

    Download
  • memory/4228-41-0x0000000010000000-0x00000000101B6000-memory.dmp
    Filesize

    1.7MB

    Download
  • memory/4228-53-0x0000000010000000-0x00000000101B6000-memory.dmp
    Filesize

    1.7MB

    Download
  • memory/4344-26-0x0000000010000000-0x00000000101B6000-memory.dmp
    Filesize

    1.7MB

    Download
  • memory/4344-17-0x0000000010000000-0x00000000101B6000-memory.dmp
    Filesize

    1.7MB

    Download
  • memory/4344-18-0x0000000010000000-0x00000000101B6000-memory.dmp
    Filesize

    1.7MB

    Download
  • memory/4344-16-0x0000000010000000-0x00000000101B6000-memory.dmp
    Filesize

    1.7MB

    Download
  • memory/4344-14-0x0000000010000000-0x00000000101B6000-memory.dmp
    Filesize

    1.7MB

    Download
  • memory/5116-0-0x0000000000400000-0x000000000055A000-memory.dmp
    Filesize

    1.4MB

    Download