Overview

overview

10

Static

static

1

YoudaodcDictSetup.msi

windows7-x64

10

YoudaodcDictSetup.msi

windows10-2004-x64

10

Sharing

Copy URL
Twitter E-mail

General

  • Target

    YoudaodcDictSetup.msi

  • Size

    135.7MB

  • Sample

    241025-h15swaxekp

  • MD5

    7e5adcf2244984856e70b27294e3a12f

  • SHA1

    6535cf60d45ec745fc54204f876367e376c2f762

  • SHA256

    39ae2756ab3ab2d86533344ddf0fc1e7fc14b8d271bb9321bbbf38909013173c

  • SHA512

    81fdfb95f28860670c059d40d9f4562028d0b5d9052dad5fc1788f12ab97fe033a1507b4c0abf359fdc0fc9858c55dc4fe80761d17012ca3693bed1e139a280c

  • SSDEEP

    3145728:bdYKj8WH3zFrbOc+ZWh4kWjoNFoaApVQ9CBkNNWxwXJ5Yq:uCjhbOJWhi4FoMy0NWxwXJ5Yq

Score
10/10
gh0stratpurplefoxcredential_accessdiscoverypersistenceprivilege_escalationratrootkitstealertrojan

Malware Config

Targets

    • Target

      YoudaodcDictSetup.msi

    • Size

      135.7MB

    • MD5

      7e5adcf2244984856e70b27294e3a12f

    • SHA1

      6535cf60d45ec745fc54204f876367e376c2f762

    • SHA256

      39ae2756ab3ab2d86533344ddf0fc1e7fc14b8d271bb9321bbbf38909013173c

    • SHA512

      81fdfb95f28860670c059d40d9f4562028d0b5d9052dad5fc1788f12ab97fe033a1507b4c0abf359fdc0fc9858c55dc4fe80761d17012ca3693bed1e139a280c

    • SSDEEP

      3145728:bdYKj8WH3zFrbOc+ZWh4kWjoNFoaApVQ9CBkNNWxwXJ5Yq:uCjhbOJWhi4FoMy0NWxwXJ5Yq

    Score
    10/10
    gh0stratpurplefoxcredential_accessdiscoverypersistenceprivilege_escalationratrootkitstealertrojan

    • 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

    • PurpleFox

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

      rootkittrojanpurplefox

    • Uses browser remote debugging

      Can be used control the browser and steal sensitive information such as credentials and session cookies.

      credential_accessstealer

    • Adds Run key to start application

      persistence

    • Enumerates connected drives

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

    • Checks computer location settings

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

    • Drops file in System32 directory

    • Event Triggered Execution: Component Object Model Hijacking

      Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

      persistenceprivilege_escalation

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    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

Event Triggered Execution

2
T1546

Component Object Model Hijacking

1
T1546.015

Installer Packages

1
T1546.016

Modify Authentication Process

1
T1556

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Event Triggered Execution

2
T1546

Component Object Model Hijacking

1
T1546.015

Installer Packages

1
T1546.016

Defense Evasion

Modify Authentication Process

1
T1556

Modify Registry

2
T1112

Subvert Trust Controls

1
T1553

Install Root Certificate

1
T1553.004

System Binary Proxy Execution

1
T1218

Msiexec

1
T1218.007

Credential Access

Modify Authentication Process

1
T1556

Steal Web Session Cookie

1
T1539

Discovery

Peripheral Device Discovery

1
T1120

Query Registry

4
T1012

Remote System Discovery

1
T1018

System Information Discovery

4
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