Overview

overview

10

Static

static

3

1.exe

windows7-x64

10

1.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    1.exe

  • Size

    56KB

  • Sample

    231011-w9lm9aga53

  • MD5

    207334ec40b616948c5670272ebc3037

  • SHA1

    788910e883058ef9df86528a966528caf63eb29c

  • SHA256

    ebbbc1d293ce864c83cf874c3f8051dd636bd1303f013d3fa0cc97eada3266ac

  • SHA512

    c8c452737dd3399eadd7cce0a6b9bcd736d2dd226a5a0af21c360c6167a1d309c1e186199880998d9a017e2dec5a33846d70007814587824bae8cd2bd2c85e49

  • SSDEEP

    1536:MNeRBl5PT/rx1mzwRMSTdLpJBH3T+rZz:MQRrmzwR5JVM

Score
10/10
phobosevasionpersistenceransomwarespywarestealer

Malware Config

Targets

    • Target

      1.exe

    • Size

      56KB

    • MD5

      207334ec40b616948c5670272ebc3037

    • SHA1

      788910e883058ef9df86528a966528caf63eb29c

    • SHA256

      ebbbc1d293ce864c83cf874c3f8051dd636bd1303f013d3fa0cc97eada3266ac

    • SHA512

      c8c452737dd3399eadd7cce0a6b9bcd736d2dd226a5a0af21c360c6167a1d309c1e186199880998d9a017e2dec5a33846d70007814587824bae8cd2bd2c85e49

    • SSDEEP

      1536:MNeRBl5PT/rx1mzwRMSTdLpJBH3T+rZz:MQRrmzwR5JVM

    Score
    10/10
    phobosevasionpersistenceransomwarespywarestealer

    • Phobos

      Phobos ransomware appeared at the beginning of 2019.

      ransomwarephobos

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

      ransomware

    • Modifies boot configuration data using bcdedit

      ransomwareevasion

    • Renames multiple (137) files with added filename extension

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

      ransomware

    • Renames multiple (89) 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

    • Drops startup file

    • 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

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

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

Defense Evasion

Indicator Removal

3
T1070

File Deletion

3
T1070.004

Modify Registry

1
T1112

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

1
T1082

Lateral Movement

Collection

Data from Local System

1
T1005

Exfiltration

Command and Control

Impact

Inhibit System Recovery

4
T1490

Resource Development

Reconnaissance

Tasks