Overview

overview

10

Static

static

3

2025-04-02...os.exe

windows10-2004-x64

10

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General

  • Target

    2025-04-02_7dd761a2fea74805209b966801f3e82b_phobos

  • Size

    50KB

  • Sample

    250402-1gfczstxax

  • MD5

    7dd761a2fea74805209b966801f3e82b

  • SHA1

    503e6a8229dc2972f2e8295a9c28697b7b2d278e

  • SHA256

    1121a2f56957d76f509355efffc171c0e8e282caf9c8d6e71482ee4671dd7502

  • SHA512

    02ce98ae5d73570e76bfbb1c6cd084737dbb660d47c546df064e99403038f934561fcf80c95d66a5ab008a3353e9fa90be04cefbd067c00d2c357859c77bca5d

  • SSDEEP

    1536:sRvoU+XfE9ICf4t1OwruWiyy0uUeARxPiZHX:s6X89NfsjruWiy2ARy

Score
10/10
phoboscredential_accessdefense_evasiondiscoverypersistenceprivilege_escalationransomwarespywarestealer

Malware Config

Targets

    • Target

      2025-04-02_7dd761a2fea74805209b966801f3e82b_phobos

    • Size

      50KB

    • MD5

      7dd761a2fea74805209b966801f3e82b

    • SHA1

      503e6a8229dc2972f2e8295a9c28697b7b2d278e

    • SHA256

      1121a2f56957d76f509355efffc171c0e8e282caf9c8d6e71482ee4671dd7502

    • SHA512

      02ce98ae5d73570e76bfbb1c6cd084737dbb660d47c546df064e99403038f934561fcf80c95d66a5ab008a3353e9fa90be04cefbd067c00d2c357859c77bca5d

    • SSDEEP

      1536:sRvoU+XfE9ICf4t1OwruWiyy0uUeARxPiZHX:s6X89NfsjruWiy2ARy

    Score
    10/10
    phoboscredential_accessdefense_evasiondiscoverypersistenceprivilege_escalationransomwarespywarestealer

    • Phobos

      Phobos ransomware appeared at the beginning of 2019.

      ransomwarephobos

    • Phobos family

      phobos

    • Creates a large amount of network flows

      This may indicate a network scan to discover remotely running services.

      discovery

    • Renames multiple (778) files with added filename extension

      This suggests ransomware activity of encrypting all the files on the system.

      ransomware

    • Modifies Windows Firewall

      defense_evasion

    • Credentials from Password Stores: Windows Credential Manager

      Suspicious access to Credentials History.

      credential_accessstealer

    • Drops startup file

    • Executes dropped EXE

    • 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

    • Drops desktop.ini file(s)

    behavioral1

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

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Privilege Escalation

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Defense Evasion

Impair Defenses

1
T1562

Disable or Modify System Firewall

1
T1562.004

Modify Registry

1
T1112

Credential Access

Credentials from Password Stores

2
T1555

Credentials from Web Browsers

1
T1555.003

Windows Credential Manager

1
T1555.004

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Browser Information Discovery

1
T1217

Network Service Discovery

1
T1046

System Information Discovery

1
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Lateral Movement

Collection

Data from Local System

1
T1005

Command and Control

Exfiltration

Impact

Tasks