Overview

overview

10

Static

static

3

cec838f587...06.exe

windows7-x64

10

cec838f587...06.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    cec838f58787f19fe780be424574627bcb44ec5041f89a40b7ce1a8593444106

  • Size

    6.1MB

  • Sample

    241228-s7wtnazler

  • MD5

    ee7de747667128693a1de237bdc6830c

  • SHA1

    c87b0ee4f17da9cb81e8c4f610ebe9a438d9acae

  • SHA256

    cec838f58787f19fe780be424574627bcb44ec5041f89a40b7ce1a8593444106

  • SHA512

    073dadc95cbe111658e57343328fa9b3821b676d5b62a16f898603d020a5525dfe099cb41769c6058ab2473111834541a9a1f5013545eb518f93687269c97b52

  • SSDEEP

    98304:pws2ANnKXOaeOgmhI1BTuOZ+zSL6E9NkSy38jWLMMMyziqcrX6G5ijWAKJSQktZw:bKXbeO7S1pHwOWCkPzXeqE3ijWpH

Score
10/10
gh0stratpurplefoxdiscoverypersistenceratrootkittrojanupx

Malware Config

Targets

    • Target

      cec838f58787f19fe780be424574627bcb44ec5041f89a40b7ce1a8593444106

    • Size

      6.1MB

    • MD5

      ee7de747667128693a1de237bdc6830c

    • SHA1

      c87b0ee4f17da9cb81e8c4f610ebe9a438d9acae

    • SHA256

      cec838f58787f19fe780be424574627bcb44ec5041f89a40b7ce1a8593444106

    • SHA512

      073dadc95cbe111658e57343328fa9b3821b676d5b62a16f898603d020a5525dfe099cb41769c6058ab2473111834541a9a1f5013545eb518f93687269c97b52

    • SSDEEP

      98304:pws2ANnKXOaeOgmhI1BTuOZ+zSL6E9NkSy38jWLMMMyziqcrX6G5ijWAKJSQktZw:bKXbeO7S1pHwOWCkPzXeqE3ijWpH

    Score
    10/10
    gh0stratpurplefoxdiscoverypersistenceratrootkittrojanupx

    • Detect PurpleFox Rootkit

      Detect PurpleFox Rootkit.

      rootkit

    • Gh0st RAT payload

    • Gh0strat

      Gh0st RAT is a remote access tool (RAT) with its source code public and it has been used by multiple Chinese groups.

      ratgh0strat

    • Gh0strat family

      gh0strat

    • PurpleFox

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

      rootkittrojanpurplefox

    • Purplefox family

      purplefox

    • Drops file in Drivers directory

    • Manipulates Digital Signatures

      Attackers can apply techniques such as changing the registry keys of authenticode & Cryptography to obtain their binary as valid.

    • Server Software Component: Terminal Services DLL

      persistence

    • Sets service image path in registry

      persistence

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Loads dropped DLL

    • Drops file in System32 directory

    • UPX packed file

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

      upx
    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Server Software Component

1
T1505

Terminal Services DLL

1
T1505.005

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Modify Registry

2
T1112

Subvert Trust Controls

2
T1553

Install Root Certificate

1
T1553.004

SIP and Trust Provider Hijacking

1
T1553.003

Credential Access

Discovery

Query Registry

1
T1012

Remote System Discovery

1
T1018

System Information Discovery

2
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

System Network Configuration Discovery

1
T1016

Internet Connection Discovery

1
T1016.001

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks