Overview

overview

9

Static

static

3

76364b99af...5c.exe

windows7-x64

9

76364b99af...5c.exe

windows10-2004-x64

9

Sharing

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General

  • Target

    76364b99afcf418154e809544c29b6a52a6a33a3422ffda4b7a6eb0354613f5c

  • Size

    69KB

  • Sample

    240428-2nntdaba53

  • MD5

    dec861b6a93ae40276835bc0e76f7da9

  • SHA1

    562526803ed27f92d5e33eb033bb43faf5defe52

  • SHA256

    76364b99afcf418154e809544c29b6a52a6a33a3422ffda4b7a6eb0354613f5c

  • SHA512

    83cda7a7b90e3e2f52177ce6238351c9efac783063a98e0df987c9cfd2ca6cacd12134c68559badb67ce24192463e424a123ea6f3598ed79086ab08bbc89d485

  • SSDEEP

    768:qGHV45EDE477AZbUJx0rZGE3jCELoiMMj6hZ3nE+EXVmkDbjRL8Khc15Z6J1S:qG14P477AxUYrZGoC09k0SkTRHhWqP

Score
9/10
bootkitpersistencespywarestealer

Malware Config

Targets

    • Target

      76364b99afcf418154e809544c29b6a52a6a33a3422ffda4b7a6eb0354613f5c

    • Size

      69KB

    • MD5

      dec861b6a93ae40276835bc0e76f7da9

    • SHA1

      562526803ed27f92d5e33eb033bb43faf5defe52

    • SHA256

      76364b99afcf418154e809544c29b6a52a6a33a3422ffda4b7a6eb0354613f5c

    • SHA512

      83cda7a7b90e3e2f52177ce6238351c9efac783063a98e0df987c9cfd2ca6cacd12134c68559badb67ce24192463e424a123ea6f3598ed79086ab08bbc89d485

    • SSDEEP

      768:qGHV45EDE477AZbUJx0rZGE3jCELoiMMj6hZ3nE+EXVmkDbjRL8Khc15Z6J1S:qG14P477AxUYrZGoC09k0SkTRHhWqP

    Score
    9/10
    bootkitpersistencespywarestealer

    • Detects executables containing base64 encoded User Agent

    • Blocklisted process makes network request

    • Deletes itself

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads user/profile data of web browsers

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

      spywarestealer

    • 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.

    • Writes to the Master Boot Record (MBR)

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

      bootkitpersistence
    behavioral1behavioral2

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

Pre-OS Boot

1
T1542

Bootkit

1
T1542.003

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Defense Evasion

Modify Registry

1
T1112

Pre-OS Boot

1
T1542

Bootkit

1
T1542.003

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Query Registry

2
T1012

Peripheral Device Discovery

1
T1120

System Information Discovery

2
T1082

Remote System Discovery

1
T1018

Lateral Movement

Collection

Data from Local System

1
T1005

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Tasks