Overview

overview

10

Static

static

3

AntiRecuvaDB.exe

windows7-x64

10

AntiRecuvaDB.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    AntiRecuvaDB.exe

  • Size

    60KB

  • Sample

    240320-1xdjbsdc8z

  • MD5

    574e43cffc3bde6f5c99dfd08cdd36ec

  • SHA1

    fe51fcd4e6c4cc670db61bd7238eb8077f667784

  • SHA256

    09cb34eeb242e0664d105e6e040ea247072297be4df66a5261eef59e5be613fa

  • SHA512

    1e0a2e705ce36312eca98bd335ccc736cc8c62d9bab0c23e8d1354f370c010ba149052ba6315db9d7c9bbe5157c1a3098c43a0e7b495dd90179ea62c57c492ba

  • SSDEEP

    1536:KNeRBl5PT/rx1mzwRMSTdLpJiCIrTJmxgwRpA9O:KQRrmzwR5JuT8d/A9O

Score
10/10
phobosevasionpersistenceransomwarespywarestealer

Malware Config

Targets

    • Target

      AntiRecuvaDB.exe

    • Size

      60KB

    • MD5

      574e43cffc3bde6f5c99dfd08cdd36ec

    • SHA1

      fe51fcd4e6c4cc670db61bd7238eb8077f667784

    • SHA256

      09cb34eeb242e0664d105e6e040ea247072297be4df66a5261eef59e5be613fa

    • SHA512

      1e0a2e705ce36312eca98bd335ccc736cc8c62d9bab0c23e8d1354f370c010ba149052ba6315db9d7c9bbe5157c1a3098c43a0e7b495dd90179ea62c57c492ba

    • SSDEEP

      1536:KNeRBl5PT/rx1mzwRMSTdLpJiCIrTJmxgwRpA9O:KQRrmzwR5JuT8d/A9O

    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 (80) 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

Impair Defenses

1
T1562

Disable or Modify System Firewall

1
T1562.004

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