Overview

overview

8

Static

static

3

YourCoworker.exe

windows11-ltsc_2024-x64

8

Sharing

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General

  • Target
    YourCoworker.exe
  • Size 651KB
  • Sample260930-sa1rcaag43
  • SHA256 39b43e81ad6ccdd49b2015ac9e1ce0cb527c44fcaec00b16ae07b8b4db274cd0
  • MD5 SHA1 SHA512 SSDEEP TLSH
Score
8/10
discoverypersistenceransomwarespywarestealer

Malware Config

Targets

    • Target
      YourCoworker.exe
    • Size 651KB
    • SHA256 39b43e81ad6ccdd49b2015ac9e1ce0cb527c44fcaec00b16ae07b8b4db274cd0
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    8/10
    discoverypersistenceransomwarespywarestealer

    • Downloads MZ/PE file

    • 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

    • 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.

    behavioral1

MITRE ATT&CK Enterprise v16

Reconnaissance

Resource Development

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

Credentials from Password Stores

1
T1555

Credentials from Web Browsers

1
T1555.003

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Browser Information Discovery

1
T1217

Peripheral Device Discovery

2
T1120

Query Registry

6
T1012

System Information Discovery

5
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

System Time Discovery

1
T1124

Lateral Movement

Collection

Data from Local System

1
T1005

Command and Control

Exfiltration

Impact

Tasks