Overview

overview

10

Static

static

YxaezL5DP1ISnOG.exe

windows7_x64

10

YxaezL5DP1ISnOG.exe

windows10_x64

3

Sharing

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General

  • Target

    YxaezL5DP1ISnOG.exe

  • Size

    208KB

  • Sample

    200711-1sqlkksdmn

  • MD5

    4ba613da5bba6b5079b25dce5c6d90fc

  • SHA1

    03365a85123e07eaab5019e92a23cf6d423c81cf

  • SHA256

    0c3f82d1f30a53fb34d63ab9ef7a964ee085059941642d0226fd34ba4f3184c6

  • SHA512

    a6d5ee3ca473473748d2b9a8e1f838b5b25b4d72b3310529a75f2483b847eec27e1118695d53cef0714e02eefdb2b8d71f180721907062f7a7c6ea3f6e44da55

Score
10/10
phobosevasionpersistenceransomwarespyware

Malware Config

Targets

    • Target

      YxaezL5DP1ISnOG.exe

    • Size

      208KB

    • MD5

      4ba613da5bba6b5079b25dce5c6d90fc

    • SHA1

      03365a85123e07eaab5019e92a23cf6d423c81cf

    • SHA256

      0c3f82d1f30a53fb34d63ab9ef7a964ee085059941642d0226fd34ba4f3184c6

    • SHA512

      a6d5ee3ca473473748d2b9a8e1f838b5b25b4d72b3310529a75f2483b847eec27e1118695d53cef0714e02eefdb2b8d71f180721907062f7a7c6ea3f6e44da55

    Score
    10/10
    ransomwareevasionpersistencespywarephobos

    • Phobos

      Phobos ransomware appeared at the beginning of 2019.

      ransomwarephobos

    • Deletes shadow copies

      Ransomware often targets backup files to inhibit system recovery.

      ransomware

    • Deletes system backup catalog

      Ransomware often tries to delete backup files to inhibit system recovery.

      ransomware

    • Modifies boot configuration data using bcdedit

      ransomwareevasion

    • Deletes backup catalog

      Uses wbadmin.exe to inhibit system recovery.

      ransomware

    • Drops startup file

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

      spyware

    • Adds Run entry to start application

      persistence

    • Drops desktop.ini file(s)

    • Modifies service

      persistence

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Command-Line Interface

1
T1059

Persistence

Registry Run Keys / Startup Folder

1
T1060

Modify Existing Service

1
T1031

Privilege Escalation

Defense Evasion

File Deletion

4
T1107

Modify Registry

2
T1112

Credential Access

Credentials in Files

1
T1081

Discovery

Lateral Movement

Collection

Data from Local System

1
T1005

Exfiltration

Command and Control

Impact

Inhibit System Recovery

5
T1490

Tasks