Malware Analysis Report

2024-10-18 23:00

Sample ID 220302-t7l5wsffb5
Target 7bc1c0b67e76b761128ffc478554858a09aa6e5fbb7e57f1f58b3066f6c228fc
SHA256 7bc1c0b67e76b761128ffc478554858a09aa6e5fbb7e57f1f58b3066f6c228fc
Tags
globeimposter persistence ransomware
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V6

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

7bc1c0b67e76b761128ffc478554858a09aa6e5fbb7e57f1f58b3066f6c228fc

Threat Level: Known bad

The file 7bc1c0b67e76b761128ffc478554858a09aa6e5fbb7e57f1f58b3066f6c228fc was found to be: Known bad.

Malicious Activity Summary

globeimposter persistence ransomware

GlobeImposter

Adds Run key to start application

Suspicious use of WriteProcessMemory

Kills process with taskkill

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2022-03-02 16:41

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2022-03-02 16:41

Reported

2022-03-02 16:45

Platform

win7-20220223-en

Max time kernel

4294179s

Max time network

121s

Command Line

"C:\Users\Admin\AppData\Local\Temp\7bc1c0b67e76b761128ffc478554858a09aa6e5fbb7e57f1f58b3066f6c228fc.exe"

Signatures

GlobeImposter

ransomware globeimposter

Adds Run key to start application

persistence
Description Indicator Process Target
Key created \REGISTRY\USER\S-1-5-21-1405931862-909307831-4085185274-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce C:\Users\Admin\AppData\Local\Temp\7bc1c0b67e76b761128ffc478554858a09aa6e5fbb7e57f1f58b3066f6c228fc.exe N/A
Set value (str) \REGISTRY\USER\S-1-5-21-1405931862-909307831-4085185274-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce\BrowserUpdateCheck = "C:\\Users\\Admin\\AppData\\Roaming\\7bc1c0b67e76b761128ffc478554858a09aa6e5fbb7e57f1f58b3066f6c228fc.exe" C:\Users\Admin\AppData\Local\Temp\7bc1c0b67e76b761128ffc478554858a09aa6e5fbb7e57f1f58b3066f6c228fc.exe N/A

Kills process with taskkill

evasion
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\taskkill.exe N/A

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\7bc1c0b67e76b761128ffc478554858a09aa6e5fbb7e57f1f58b3066f6c228fc.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\taskkill.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\7bc1c0b67e76b761128ffc478554858a09aa6e5fbb7e57f1f58b3066f6c228fc.exe

"C:\Users\Admin\AppData\Local\Temp\7bc1c0b67e76b761128ffc478554858a09aa6e5fbb7e57f1f58b3066f6c228fc.exe"

C:\Windows\SysWOW64\taskkill.exe

taskkill /F /T /PID 1208

Network

N/A

Files

memory/1208-54-0x0000000000720000-0x000000000072A000-memory.dmp

memory/1208-55-0x0000000075CC1000-0x0000000075CC3000-memory.dmp

memory/1208-56-0x0000000000720000-0x000000000072A000-memory.dmp

memory/1208-57-0x0000000000400000-0x000000000040F000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2022-03-02 16:41

Reported

2022-03-02 16:45

Platform

win10v2004-en-20220113

Max time kernel

136s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\7bc1c0b67e76b761128ffc478554858a09aa6e5fbb7e57f1f58b3066f6c228fc.exe"

Signatures

GlobeImposter

ransomware globeimposter

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\RunOnce\BrowserUpdateCheck = "C:\\Users\\Admin\\AppData\\Roaming\\7bc1c0b67e76b761128ffc478554858a09aa6e5fbb7e57f1f58b3066f6c228fc.exe" C:\Users\Admin\AppData\Local\Temp\7bc1c0b67e76b761128ffc478554858a09aa6e5fbb7e57f1f58b3066f6c228fc.exe N/A
Key created \REGISTRY\USER\S-1-5-21-1346565761-3498240568-4147300184-1000\Software\Microsoft\Windows\CurrentVersion\RunOnce C:\Users\Admin\AppData\Local\Temp\7bc1c0b67e76b761128ffc478554858a09aa6e5fbb7e57f1f58b3066f6c228fc.exe N/A

Kills process with taskkill

evasion
Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\taskkill.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\taskkill.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\7bc1c0b67e76b761128ffc478554858a09aa6e5fbb7e57f1f58b3066f6c228fc.exe

"C:\Users\Admin\AppData\Local\Temp\7bc1c0b67e76b761128ffc478554858a09aa6e5fbb7e57f1f58b3066f6c228fc.exe"

C:\Windows\SysWOW64\taskkill.exe

taskkill /F /T /PID 3304

Network

Country Destination Domain Proto
US 209.197.3.8:80 tcp
US 209.197.3.8:80 tcp
US 209.197.3.8:80 tcp

Files

memory/3304-130-0x00000000007CF000-0x00000000007D8000-memory.dmp

memory/3304-131-0x00000000007CF000-0x00000000007D8000-memory.dmp

memory/3304-132-0x0000000000400000-0x000000000040F000-memory.dmp