Overview

overview

10

Static

static

3

4ff314143f...ea.exe

windows7-x64

10

4ff314143f...ea.exe

windows10-2004-x64

10

Resubmissions

28-07-2024 18:23

240728-w1kdtsxcll 10

28-07-2024 16:49

240728-vbwj5axckg 10

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General

  • Target

    4ff314143f6fea359946a81034ec04a4f515998fc23c6937bc5d032b02f01bea.exe

  • Size

    72KB

  • Sample

    240728-w1kdtsxcll

  • MD5

    fcb76d19b9003bd5522c6da0703175d5

  • SHA1

    99b5b69c4c3c6946162c1239ddbfa6e366cce3e3

  • SHA256

    4ff314143f6fea359946a81034ec04a4f515998fc23c6937bc5d032b02f01bea

  • SHA512

    dc08946159c732d367fa9a2f603eca3ec994eb37c962141bdf91bdd39f136998d560ba45ed307db4527386f85db4c002682d7b55b7a880d345ef613afd49fdce

  • SSDEEP

    1536:lNeRBl5PT/rx1mzwRMSTdLpJSVJaaw38x6S3hT3GCq2iW7z:lQRrmzwR5J7UthDGCH

Score
10/10
phobosaspackv2defense_evasiondiscoveryevasionexecutionimpactpersistenceprivilege_escalationransomwarespywarestealer

Malware Config

Targets

    • Target

      4ff314143f6fea359946a81034ec04a4f515998fc23c6937bc5d032b02f01bea.exe

    • Size

      72KB

    • MD5

      fcb76d19b9003bd5522c6da0703175d5

    • SHA1

      99b5b69c4c3c6946162c1239ddbfa6e366cce3e3

    • SHA256

      4ff314143f6fea359946a81034ec04a4f515998fc23c6937bc5d032b02f01bea

    • SHA512

      dc08946159c732d367fa9a2f603eca3ec994eb37c962141bdf91bdd39f136998d560ba45ed307db4527386f85db4c002682d7b55b7a880d345ef613afd49fdce

    • SSDEEP

      1536:lNeRBl5PT/rx1mzwRMSTdLpJSVJaaw38x6S3hT3GCq2iW7z:lQRrmzwR5J7UthDGCH

    Score
    10/10
    phobosaspackv2defense_evasiondiscoveryevasionexecutionimpactpersistenceprivilege_escalationransomwarespywarestealer

    • Phobos

      Phobos ransomware appeared at the beginning of 2019.

      ransomwarephobos

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

      ransomwaredefense_evasionimpactexecution

    • Modifies boot configuration data using bcdedit

      ransomwareevasion

    • Renames multiple (104) files with added filename extension

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

      ransomware

    • Deletes backup catalog

      Uses wbadmin.exe to inhibit system recovery.

      ransomware

    • Modifies Windows Firewall

      evasion

    • ASPack v2.12-2.42

      Detects executables packed with ASPack v2.12-2.42

      aspackv2

    • Drops startup 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

    • Drops desktop.ini file(s)

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Windows Management Instrumentation

1
T1047

Command and Scripting Interpreter

1
T1059

Persistence

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Privilege Escalation

Create or Modify System Process

1
T1543

Windows Service

1
T1543.003

Boot or Logon Autostart Execution

1
T1547

Registry Run Keys / Startup Folder

1
T1547.001

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Defense Evasion

Indicator Removal

3
T1070

File Deletion

3
T1070.004

Impair Defenses

1
T1562

Disable or Modify System Firewall

1
T1562.004

Modify Registry

1
T1112

Direct Volume Access

1
T1006

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

System Information Discovery

1
T1082

System Location Discovery

1
T1614

System Language Discovery

1
T1614.001

Query Registry

1
T1012

Lateral Movement

Collection

Data from Local System

1
T1005

Exfiltration

Command and Control

Impact

Inhibit System Recovery

4
T1490

Resource Development

Reconnaissance

Tasks