Overview

overview

10

Static

static

3

8f60d17bba...JC.exe

windows7-x64

10

8f60d17bba...JC.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    8f60d17bbaefd66fe94d34ea3262a1e94b0f8f0702c437d19d3e292c72f1cedc_JC.exe

  • Size

    874KB

  • Sample

    231012-1r7vzseb65

  • MD5

    0abe93aa0528480a732e292b655caafc

  • SHA1

    8662da2642d79c6ccf8ccdcd833a20be9cf155a1

  • SHA256

    8f60d17bbaefd66fe94d34ea3262a1e94b0f8f0702c437d19d3e292c72f1cedc

  • SHA512

    7cfad76517f23403005dba5f3bf49f9ea2710aa3f1569c0b909ef929ca79a729c2844b7bf0648dd5e55463e1d5b3d53ebec16c6b2a17621e9bdabd21126bb20e

  • SSDEEP

    24576:gZXb7RwGQLDuare8OsKkZBr5tPB6VvpYkDnpA6:gXc6INBrbPBypNpA

Score
10/10
phobosevasionpersistenceransomwarespywarestealer

Malware Config

Targets

    • Target

      8f60d17bbaefd66fe94d34ea3262a1e94b0f8f0702c437d19d3e292c72f1cedc_JC.exe

    • Size

      874KB

    • MD5

      0abe93aa0528480a732e292b655caafc

    • SHA1

      8662da2642d79c6ccf8ccdcd833a20be9cf155a1

    • SHA256

      8f60d17bbaefd66fe94d34ea3262a1e94b0f8f0702c437d19d3e292c72f1cedc

    • SHA512

      7cfad76517f23403005dba5f3bf49f9ea2710aa3f1569c0b909ef929ca79a729c2844b7bf0648dd5e55463e1d5b3d53ebec16c6b2a17621e9bdabd21126bb20e

    • SSDEEP

      24576:gZXb7RwGQLDuare8OsKkZBr5tPB6VvpYkDnpA6:gXc6INBrbPBypNpA

    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 (54) files with added filename extension

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

      ransomware

    • Renames multiple (65) 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)

    • Suspicious use of SetThreadContext

    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

1
T1059

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

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

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

Peripheral Device Discovery

1
T1120

Query Registry

2
T1012

System Information Discovery

1
T1082

Lateral Movement

Collection

Data from Local System

1
T1005

Command and Control

Exfiltration

Impact

Inhibit System Recovery

4
T1490

Tasks