Malware Analysis Report

2024-11-15 06:34

Sample ID 240613-ed1c4atbrc
Target 10a7a1e45ea8dcbb9629b35cb4a397ed4652f24fbf5a927f83f3d33475a42059
SHA256 10a7a1e45ea8dcbb9629b35cb4a397ed4652f24fbf5a927f83f3d33475a42059
Tags
persistence spyware stealer
score
7/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

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
7/10

SHA256

10a7a1e45ea8dcbb9629b35cb4a397ed4652f24fbf5a927f83f3d33475a42059

Threat Level: Shows suspicious behavior

The file 10a7a1e45ea8dcbb9629b35cb4a397ed4652f24fbf5a927f83f3d33475a42059 was found to be: Shows suspicious behavior.

Malicious Activity Summary

persistence spyware stealer

Executes dropped EXE

Reads user/profile data of web browsers

Adds Run key to start application

Drops file in Windows directory

Unsigned PE

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-06-13 03:50

Signatures

Unsigned PE

Description Indicator Process Target
N/A N/A N/A N/A

Analysis: behavioral1

Detonation Overview

Submitted

2024-06-13 03:50

Reported

2024-06-13 03:52

Platform

win7-20231129-en

Max time kernel

117s

Max time network

119s

Command Line

"C:\Users\Admin\AppData\Local\Temp\10a7a1e45ea8dcbb9629b35cb4a397ed4652f24fbf5a927f83f3d33475a42059.exe"

Signatures

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Windows\svhost.exe N/A

Reads user/profile data of web browsers

spyware stealer

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Winhost = "C:\\Windows\\svhost.exe" C:\Users\Admin\AppData\Local\Temp\10a7a1e45ea8dcbb9629b35cb4a397ed4652f24fbf5a927f83f3d33475a42059.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\Run\Winhost = "C:\\Windows\\svhost.exe" C:\Windows\svhost.exe N/A

Drops file in Windows directory

Description Indicator Process Target
File created C:\Windows\svhost.exe C:\Users\Admin\AppData\Local\Temp\10a7a1e45ea8dcbb9629b35cb4a397ed4652f24fbf5a927f83f3d33475a42059.exe N/A
File created C:\Windows\svhost.exe C:\Windows\svhost.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\10a7a1e45ea8dcbb9629b35cb4a397ed4652f24fbf5a927f83f3d33475a42059.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\svhost.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\10a7a1e45ea8dcbb9629b35cb4a397ed4652f24fbf5a927f83f3d33475a42059.exe

"C:\Users\Admin\AppData\Local\Temp\10a7a1e45ea8dcbb9629b35cb4a397ed4652f24fbf5a927f83f3d33475a42059.exe"

C:\Windows\svhost.exe

"C:\Windows\svhost.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 app.csvhost.info udp

Files

C:\Windows\svhost.exe

MD5 76fd02b48297edb28940bdfa3fa1c48a
SHA1 bf5cae1057a0aca8bf3aab8b121fe77ebb0788ce
SHA256 07abd35f09b954eba7011ce18b225017c50168e039732680df58ae703324825c
SHA512 28c7bf4785547f6df9d678699a55cfb24c429a2bac5375733ff2f760c92933190517d8acd740bdf69c3ecc799635279af5d7ebd848c5b471318d1f330c441ff0

C:\Users\Admin\AppData\Local\Temp\tGxmeRZK0h4azPg.exe

MD5 30a667a4f31363a23697c7bb86409ab9
SHA1 bc0a2072a4931899dc6f631eab91db661b2d4368
SHA256 987cf75d90e3ac58239f5bda298a8accf18116add8bd54d913ac70bcf58c6815
SHA512 d5cfff933b7bdddac562c6a377ad701ef302575b5f4ab91a62cba1ab4e2407f8cd957adefeb1a69bddc260c5d631e64d973b4c0c0b784b5ec046b155a8892181

Analysis: behavioral2

Detonation Overview

Submitted

2024-06-13 03:50

Reported

2024-06-13 03:52

Platform

win10v2004-20240508-en

Max time kernel

51s

Max time network

56s

Command Line

"C:\Users\Admin\AppData\Local\Temp\10a7a1e45ea8dcbb9629b35cb4a397ed4652f24fbf5a927f83f3d33475a42059.exe"

Signatures

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Windows\svhost.exe N/A

Reads user/profile data of web browsers

spyware stealer

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Winhost = "C:\\Windows\\svhost.exe" C:\Windows\svhost.exe N/A
Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Run\Winhost = "C:\\Windows\\svhost.exe" C:\Users\Admin\AppData\Local\Temp\10a7a1e45ea8dcbb9629b35cb4a397ed4652f24fbf5a927f83f3d33475a42059.exe N/A

Drops file in Windows directory

Description Indicator Process Target
File created C:\Windows\svhost.exe C:\Users\Admin\AppData\Local\Temp\10a7a1e45ea8dcbb9629b35cb4a397ed4652f24fbf5a927f83f3d33475a42059.exe N/A
File created C:\Windows\svhost.exe C:\Windows\svhost.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\10a7a1e45ea8dcbb9629b35cb4a397ed4652f24fbf5a927f83f3d33475a42059.exe N/A
Token: SeDebugPrivilege N/A C:\Windows\svhost.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\10a7a1e45ea8dcbb9629b35cb4a397ed4652f24fbf5a927f83f3d33475a42059.exe

"C:\Users\Admin\AppData\Local\Temp\10a7a1e45ea8dcbb9629b35cb4a397ed4652f24fbf5a927f83f3d33475a42059.exe"

C:\Windows\svhost.exe

"C:\Windows\svhost.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 app.csvhost.info udp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 app.csvhost.info udp

Files

C:\Windows\svhost.exe

MD5 76fd02b48297edb28940bdfa3fa1c48a
SHA1 bf5cae1057a0aca8bf3aab8b121fe77ebb0788ce
SHA256 07abd35f09b954eba7011ce18b225017c50168e039732680df58ae703324825c
SHA512 28c7bf4785547f6df9d678699a55cfb24c429a2bac5375733ff2f760c92933190517d8acd740bdf69c3ecc799635279af5d7ebd848c5b471318d1f330c441ff0

C:\Users\Admin\AppData\Local\Microsoft\Office\16.0\excel.exe_Rules.xml

MD5 2471854be4ae2483d6bd625d07868e5a
SHA1 87b3576beb3f36e076a34cc25d180cd7b7e28fec
SHA256 4966fbc8214da9007c09489c8a613102441eea7f9acbdd44c1997c2fc5d7f669
SHA512 a9f40909942f665cfcc89b1835364b978ffacbcd73540c4cbe98cd0ec7d90d18ee8fa90a852a4d6e415ff9a30f01e39f1fb9a5d70ad3840a79ecef48f75bd685

C:\Users\Admin\AppData\Local\Temp\6w920oO1TrD5kk8.exe

MD5 9ac21d6349738e7a4f745ce940de78d3
SHA1 ba226bab544e5bfcd3d78cc42db4663622fd3746
SHA256 819ac18719f574a090de9fc59cd1cdd235d8d18af1bfd1e430af2b233951daa3
SHA512 859eadca389912f151843c1d9afbf2610714a214a26230c7ea1ce8ddb2274cba058f59d4ae85c6291f6ba7308fa8e10183f7c872b4784e8e65a9fd78ec0fea58