Overview

overview

10

Static

static

FileZilla_...up.exe

windows7_x64

10

FileZilla_...up.exe

windows10_x64

7

Sharing

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General

  • Target

    FileZilla_3.52.2_win64_sponsored-setup.exe

  • Size

    13.5MB

  • Sample

    210228-kfyqtdd8bx

  • MD5

    eb9380770b7bb85fefea2b6dbfab4a8e

  • SHA1

    c43e4abf8ef2547e98ba275f67ea37421449db8a

  • SHA256

    6a582d1be83f079fd584f90b5872eb186889cdcc97bd276d51e65defedd77543

  • SHA512

    517b0f8ebf21eb3d2e6912ba616383c00db1a072f99415caf15cf6f5ca4e46cd888f646c4e8d8059714bcf95346aa19b934eff5eff310e5b11fb42e2282fefcb

Score
10/10
bootkitdiscoverypersistencespyware

Malware Config

Targets

    • Target

      FileZilla_3.52.2_win64_sponsored-setup.exe

    • Size

      13.5MB

    • MD5

      eb9380770b7bb85fefea2b6dbfab4a8e

    • SHA1

      c43e4abf8ef2547e98ba275f67ea37421449db8a

    • SHA256

      6a582d1be83f079fd584f90b5872eb186889cdcc97bd276d51e65defedd77543

    • SHA512

      517b0f8ebf21eb3d2e6912ba616383c00db1a072f99415caf15cf6f5ca4e46cd888f646c4e8d8059714bcf95346aa19b934eff5eff310e5b11fb42e2282fefcb

    Score
    10/10
    bootkitdiscoverypersistencespyware

    • Registers COM server for autorun

      persistence

    • Drops file in Drivers directory

    • Executes dropped EXE

    • Sets service image path in registry

      persistence

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

      spyware

    • Adds Run key to start application

      persistence

    • Checks for any installed AV software in registry

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

      discovery

    • Enumerates connected drives

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

    • Writes to the Master Boot Record (MBR)

      Bootkits write to the MBR to gain persistence at a level below the operating system.

      bootkitpersistence

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

3
T1060

Bootkit

1
T1067

Privilege Escalation

Defense Evasion

Modify Registry

4
T1112

Install Root Certificate

1
T1130

Credential Access

Credentials in Files

1
T1081

Discovery

Security Software Discovery

1
T1063

Query Registry

4
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

4
T1082

Lateral Movement

Collection

Data from Local System

1
T1005

Exfiltration

Command and Control

Impact

Tasks