Malware Analysis Report

2024-11-30 10:52

Sample ID 221207-jqgtqsbf4v
Target f2ae8502f816891d0457fb2bb0c2935169c93809b82037a5b78ff5b720611b0f
SHA256 f2ae8502f816891d0457fb2bb0c2935169c93809b82037a5b78ff5b720611b0f
Tags
fakeav spyware fakeav persistence
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

f2ae8502f816891d0457fb2bb0c2935169c93809b82037a5b78ff5b720611b0f

Threat Level: Known bad

The file f2ae8502f816891d0457fb2bb0c2935169c93809b82037a5b78ff5b720611b0f was found to be: Known bad.

Malicious Activity Summary

fakeav spyware fakeav persistence

FakeAV payload

Fakeav family

FakeAV, RogueAntivirus

Adds Run key to start application

Drops file in System32 directory

Drops file in Windows directory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2022-12-07 07:52

Signatures

FakeAV payload

fakeav spyware
Description Indicator Process Target
N/A N/A N/A N/A

Fakeav family

fakeav

Analysis: behavioral1

Detonation Overview

Submitted

2022-12-07 07:52

Reported

2022-12-12 02:33

Platform

win7-20220812-en

Max time kernel

42s

Max time network

45s

Command Line

"C:\Users\Admin\AppData\Local\Temp\f2ae8502f816891d0457fb2bb0c2935169c93809b82037a5b78ff5b720611b0f.exe"

Signatures

FakeAV, RogueAntivirus

fakeav spyware fakeav

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\CSRLT.EXE = "C:\\Windows\\system32\\CSRLT.EXE" C:\Users\Admin\AppData\Local\Temp\f2ae8502f816891d0457fb2bb0c2935169c93809b82037a5b78ff5b720611b0f.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce C:\Users\Admin\AppData\Local\Temp\f2ae8502f816891d0457fb2bb0c2935169c93809b82037a5b78ff5b720611b0f.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce\MSBLT.EXE = "C:\\Windows\\MSBLT.EXE" C:\Users\Admin\AppData\Local\Temp\f2ae8502f816891d0457fb2bb0c2935169c93809b82037a5b78ff5b720611b0f.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run C:\Users\Admin\AppData\Local\Temp\f2ae8502f816891d0457fb2bb0c2935169c93809b82037a5b78ff5b720611b0f.exe N/A

Drops file in System32 directory

Description Indicator Process Target
File created C:\Windows\SysWOW64\CSRLT.EXE C:\Users\Admin\AppData\Local\Temp\f2ae8502f816891d0457fb2bb0c2935169c93809b82037a5b78ff5b720611b0f.exe N/A
File opened for modification C:\Windows\SysWOW64\CSRLT.EXE C:\Users\Admin\AppData\Local\Temp\f2ae8502f816891d0457fb2bb0c2935169c93809b82037a5b78ff5b720611b0f.exe N/A

Drops file in Windows directory

Description Indicator Process Target
File created C:\Windows\MSBLT.EXE C:\Users\Admin\AppData\Local\Temp\f2ae8502f816891d0457fb2bb0c2935169c93809b82037a5b78ff5b720611b0f.exe N/A
File opened for modification C:\Windows\MSBLT.EXE C:\Users\Admin\AppData\Local\Temp\f2ae8502f816891d0457fb2bb0c2935169c93809b82037a5b78ff5b720611b0f.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\f2ae8502f816891d0457fb2bb0c2935169c93809b82037a5b78ff5b720611b0f.exe

"C:\Users\Admin\AppData\Local\Temp\f2ae8502f816891d0457fb2bb0c2935169c93809b82037a5b78ff5b720611b0f.exe"

Network

N/A

Files

memory/812-54-0x0000000075131000-0x0000000075133000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2022-12-07 07:52

Reported

2022-12-12 02:34

Platform

win10v2004-20221111-en

Max time kernel

149s

Max time network

156s

Command Line

"C:\Users\Admin\AppData\Local\Temp\f2ae8502f816891d0457fb2bb0c2935169c93809b82037a5b78ff5b720611b0f.exe"

Signatures

FakeAV, RogueAntivirus

fakeav spyware fakeav

Adds Run key to start application

persistence
Description Indicator Process Target
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run C:\Users\Admin\AppData\Local\Temp\f2ae8502f816891d0457fb2bb0c2935169c93809b82037a5b78ff5b720611b0f.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\CSRLT.EXE = "C:\\Windows\\system32\\CSRLT.EXE" C:\Users\Admin\AppData\Local\Temp\f2ae8502f816891d0457fb2bb0c2935169c93809b82037a5b78ff5b720611b0f.exe N/A
Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce C:\Users\Admin\AppData\Local\Temp\f2ae8502f816891d0457fb2bb0c2935169c93809b82037a5b78ff5b720611b0f.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\MSBLT.EXE = "C:\\Windows\\MSBLT.EXE" C:\Users\Admin\AppData\Local\Temp\f2ae8502f816891d0457fb2bb0c2935169c93809b82037a5b78ff5b720611b0f.exe N/A

Drops file in System32 directory

Description Indicator Process Target
File created C:\Windows\SysWOW64\CSRLT.EXE C:\Users\Admin\AppData\Local\Temp\f2ae8502f816891d0457fb2bb0c2935169c93809b82037a5b78ff5b720611b0f.exe N/A
File opened for modification C:\Windows\SysWOW64\CSRLT.EXE C:\Users\Admin\AppData\Local\Temp\f2ae8502f816891d0457fb2bb0c2935169c93809b82037a5b78ff5b720611b0f.exe N/A

Drops file in Windows directory

Description Indicator Process Target
File created C:\Windows\MSBLT.EXE C:\Users\Admin\AppData\Local\Temp\f2ae8502f816891d0457fb2bb0c2935169c93809b82037a5b78ff5b720611b0f.exe N/A
File opened for modification C:\Windows\MSBLT.EXE C:\Users\Admin\AppData\Local\Temp\f2ae8502f816891d0457fb2bb0c2935169c93809b82037a5b78ff5b720611b0f.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\f2ae8502f816891d0457fb2bb0c2935169c93809b82037a5b78ff5b720611b0f.exe

"C:\Users\Admin\AppData\Local\Temp\f2ae8502f816891d0457fb2bb0c2935169c93809b82037a5b78ff5b720611b0f.exe"

Network

Country Destination Domain Proto
N/A 8.253.208.120:80 tcp
N/A 8.238.21.126:80 tcp
N/A 8.238.21.126:80 tcp
N/A 8.238.21.126:80 tcp
N/A 93.184.220.29:80 tcp
N/A 8.253.208.120:80 tcp
N/A 8.253.208.120:80 tcp
N/A 8.253.208.120:80 tcp
N/A 20.189.173.12:443 tcp
N/A 67.24.35.254:80 tcp
N/A 8.238.21.126:80 tcp
N/A 8.238.21.126:80 tcp
N/A 8.238.21.126:80 tcp
N/A 8.238.21.126:80 tcp
N/A 8.238.21.126:80 tcp
N/A 104.80.225.205:443 tcp
N/A 8.253.208.120:80 tcp
N/A 67.24.35.254:80 tcp

Files

N/A