Malware Analysis Report

2024-10-23 20:55

Sample ID 230710-xq4kdsda45
Target downloadexeexeexe.exe
SHA256 6957a1d41318c04e7086774c6822dff2684a62300ece32225e1080cd0acc8a49
Tags
rat vanillarat 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

6957a1d41318c04e7086774c6822dff2684a62300ece32225e1080cd0acc8a49

Threat Level: Known bad

The file downloadexeexeexe.exe was found to be: Known bad.

Malicious Activity Summary

rat vanillarat persistence

VanillaRat

Vanilla Rat payload

Vanillarat family

Vanilla Rat payload

Checks computer location settings

Executes dropped EXE

Loads dropped DLL

Adds Run key to start application

Legitimate hosting services abused for malware hosting/C2

Enumerates physical storage devices

Unsigned PE

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2023-07-10 19:04

Signatures

Vanilla Rat payload

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

Vanillarat family

vanillarat

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2023-07-10 19:04

Reported

2023-07-10 19:07

Platform

win7-20230705-en

Max time kernel

150s

Max time network

155s

Command Line

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

Signatures

VanillaRat

rat vanillarat

Vanilla Rat payload

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

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Roaming\downloadexeexeexe.exe N/A

Loads dropped DLL

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

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-511725148-388773979-2853099937-1000\Software\Microsoft\Windows\CurrentVersion\Run\downloadexeexeexe = "C:\\Users\\Admin\\AppData\\Roaming\\downloadexeexeexe.exe" C:\Users\Admin\AppData\Roaming\downloadexeexeexe.exe N/A

Legitimate hosting services abused for malware hosting/C2

Enumerates physical storage devices

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\downloadexeexeexe.exe N/A

Processes

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

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

C:\Users\Admin\AppData\Roaming\downloadexeexeexe.exe

"C:\Users\Admin\AppData\Roaming\downloadexeexeexe.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 6.tcp.eu.ngrok.io udp
DE 3.68.171.119:16195 6.tcp.eu.ngrok.io tcp
DE 3.68.171.119:16195 6.tcp.eu.ngrok.io tcp
DE 3.68.171.119:16195 6.tcp.eu.ngrok.io tcp
DE 3.68.171.119:16195 6.tcp.eu.ngrok.io tcp
DE 3.68.171.119:16195 6.tcp.eu.ngrok.io tcp
DE 3.68.171.119:16195 6.tcp.eu.ngrok.io tcp
DE 3.68.171.119:16195 6.tcp.eu.ngrok.io tcp
DE 3.68.171.119:16195 6.tcp.eu.ngrok.io tcp
DE 3.68.171.119:16195 6.tcp.eu.ngrok.io tcp
DE 3.68.171.119:16195 6.tcp.eu.ngrok.io tcp
DE 3.68.171.119:16195 6.tcp.eu.ngrok.io tcp
DE 3.68.171.119:16195 6.tcp.eu.ngrok.io tcp
DE 3.68.171.119:16195 6.tcp.eu.ngrok.io tcp
DE 3.68.171.119:16195 6.tcp.eu.ngrok.io tcp
DE 3.68.171.119:16195 6.tcp.eu.ngrok.io tcp
DE 3.68.171.119:16195 6.tcp.eu.ngrok.io tcp
DE 3.68.171.119:16195 6.tcp.eu.ngrok.io tcp
DE 3.68.171.119:16195 6.tcp.eu.ngrok.io tcp
DE 3.68.171.119:16195 6.tcp.eu.ngrok.io tcp
DE 3.68.171.119:16195 6.tcp.eu.ngrok.io tcp
DE 3.68.171.119:16195 6.tcp.eu.ngrok.io tcp
DE 3.68.171.119:16195 6.tcp.eu.ngrok.io tcp
DE 3.68.171.119:16195 6.tcp.eu.ngrok.io tcp
DE 3.68.171.119:16195 6.tcp.eu.ngrok.io tcp
DE 3.68.171.119:16195 6.tcp.eu.ngrok.io tcp
US 8.8.8.8:53 6.tcp.eu.ngrok.io udp
DE 3.69.115.178:16195 6.tcp.eu.ngrok.io tcp
DE 3.69.115.178:16195 6.tcp.eu.ngrok.io tcp
DE 3.69.115.178:16195 6.tcp.eu.ngrok.io tcp
DE 3.69.115.178:16195 6.tcp.eu.ngrok.io tcp
DE 3.69.115.178:16195 6.tcp.eu.ngrok.io tcp
DE 3.69.115.178:16195 6.tcp.eu.ngrok.io tcp
DE 3.69.115.178:16195 6.tcp.eu.ngrok.io tcp
DE 3.69.115.178:16195 6.tcp.eu.ngrok.io tcp
DE 3.69.115.178:16195 6.tcp.eu.ngrok.io tcp
DE 3.69.115.178:16195 6.tcp.eu.ngrok.io tcp
DE 3.69.115.178:16195 6.tcp.eu.ngrok.io tcp
DE 3.69.115.178:16195 6.tcp.eu.ngrok.io tcp
DE 3.69.115.178:16195 6.tcp.eu.ngrok.io tcp
DE 3.69.115.178:16195 6.tcp.eu.ngrok.io tcp
DE 3.69.115.178:16195 6.tcp.eu.ngrok.io tcp
DE 3.69.115.178:16195 6.tcp.eu.ngrok.io tcp
DE 3.69.115.178:16195 6.tcp.eu.ngrok.io tcp
DE 3.69.115.178:16195 6.tcp.eu.ngrok.io tcp
DE 3.69.115.178:16195 6.tcp.eu.ngrok.io tcp
DE 3.69.115.178:16195 6.tcp.eu.ngrok.io tcp
DE 3.69.115.178:16195 6.tcp.eu.ngrok.io tcp
DE 3.69.115.178:16195 6.tcp.eu.ngrok.io tcp
DE 3.69.115.178:16195 6.tcp.eu.ngrok.io tcp
DE 3.69.115.178:16195 6.tcp.eu.ngrok.io tcp
DE 3.69.115.178:16195 6.tcp.eu.ngrok.io tcp
DE 3.69.115.178:16195 6.tcp.eu.ngrok.io tcp
DE 3.69.115.178:16195 6.tcp.eu.ngrok.io tcp
DE 3.69.115.178:16195 6.tcp.eu.ngrok.io tcp
DE 3.69.115.178:16195 6.tcp.eu.ngrok.io tcp
DE 3.69.115.178:16195 6.tcp.eu.ngrok.io tcp
DE 3.69.115.178:16195 6.tcp.eu.ngrok.io tcp
US 8.8.8.8:53 6.tcp.eu.ngrok.io udp
DE 3.68.171.119:16195 6.tcp.eu.ngrok.io tcp
DE 3.68.171.119:16195 6.tcp.eu.ngrok.io tcp
DE 3.68.171.119:16195 6.tcp.eu.ngrok.io tcp
DE 3.68.171.119:16195 6.tcp.eu.ngrok.io tcp
DE 3.68.171.119:16195 6.tcp.eu.ngrok.io tcp
DE 3.68.171.119:16195 6.tcp.eu.ngrok.io tcp
DE 3.68.171.119:16195 6.tcp.eu.ngrok.io tcp
DE 3.68.171.119:16195 6.tcp.eu.ngrok.io tcp
DE 3.68.171.119:16195 6.tcp.eu.ngrok.io tcp
DE 3.68.171.119:16195 6.tcp.eu.ngrok.io tcp
DE 3.68.171.119:16195 6.tcp.eu.ngrok.io tcp

Files

memory/3040-54-0x0000000000C80000-0x0000000000CA2000-memory.dmp

memory/3040-55-0x0000000004950000-0x0000000004990000-memory.dmp

\Users\Admin\AppData\Roaming\downloadexeexeexe.exe

MD5 3d31c31ef4a60bf94a3d70abc8c6dfe3
SHA1 03912837c3f31bcd0c6f0c2aaa68cd3535d8cc99
SHA256 6957a1d41318c04e7086774c6822dff2684a62300ece32225e1080cd0acc8a49
SHA512 5ba7dd53e3b4af4442b8f33d8882b19698fb6c9262b5bc2fcbc6841b8ce9cc85c9e7eea8a317358aba9849fd33d86c82abf39bc6d44f8b9b98a7cd93b5baeed1

C:\Users\Admin\AppData\Roaming\downloadexeexeexe.exe

MD5 3d31c31ef4a60bf94a3d70abc8c6dfe3
SHA1 03912837c3f31bcd0c6f0c2aaa68cd3535d8cc99
SHA256 6957a1d41318c04e7086774c6822dff2684a62300ece32225e1080cd0acc8a49
SHA512 5ba7dd53e3b4af4442b8f33d8882b19698fb6c9262b5bc2fcbc6841b8ce9cc85c9e7eea8a317358aba9849fd33d86c82abf39bc6d44f8b9b98a7cd93b5baeed1

C:\Users\Admin\AppData\Roaming\downloadexeexeexe.exe

MD5 3d31c31ef4a60bf94a3d70abc8c6dfe3
SHA1 03912837c3f31bcd0c6f0c2aaa68cd3535d8cc99
SHA256 6957a1d41318c04e7086774c6822dff2684a62300ece32225e1080cd0acc8a49
SHA512 5ba7dd53e3b4af4442b8f33d8882b19698fb6c9262b5bc2fcbc6841b8ce9cc85c9e7eea8a317358aba9849fd33d86c82abf39bc6d44f8b9b98a7cd93b5baeed1

memory/340-63-0x0000000000180000-0x00000000001A2000-memory.dmp

memory/340-64-0x0000000004A90000-0x0000000004AD0000-memory.dmp

memory/340-65-0x0000000004A90000-0x0000000004AD0000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-07-10 19:04

Reported

2023-07-10 19:07

Platform

win10v2004-20230703-en

Max time kernel

149s

Max time network

158s

Command Line

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

Signatures

VanillaRat

rat vanillarat

Vanilla Rat payload

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

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\downloadexeexeexe.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Roaming\downloadexeexeexe.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\downloadexeexeexe = "C:\\Users\\Admin\\AppData\\Roaming\\downloadexeexeexe.exe" C:\Users\Admin\AppData\Roaming\downloadexeexeexe.exe N/A

Legitimate hosting services abused for malware hosting/C2

Enumerates physical storage devices

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\downloadexeexeexe.exe N/A

Processes

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

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

C:\Users\Admin\AppData\Roaming\downloadexeexeexe.exe

"C:\Users\Admin\AppData\Roaming\downloadexeexeexe.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 22.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 240.221.184.93.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 9.228.82.20.in-addr.arpa udp
US 8.8.8.8:53 45.21.80.104.in-addr.arpa udp
US 8.8.8.8:53 6.tcp.eu.ngrok.io udp
DE 52.28.247.255:16195 6.tcp.eu.ngrok.io tcp
US 8.8.8.8:53 141.121.18.2.in-addr.arpa udp
DE 52.28.247.255:16195 6.tcp.eu.ngrok.io tcp
DE 52.28.247.255:16195 6.tcp.eu.ngrok.io tcp
DE 52.28.247.255:16195 6.tcp.eu.ngrok.io tcp
DE 52.28.247.255:16195 6.tcp.eu.ngrok.io tcp
DE 52.28.247.255:16195 6.tcp.eu.ngrok.io tcp
DE 52.28.247.255:16195 6.tcp.eu.ngrok.io tcp
DE 52.28.247.255:16195 6.tcp.eu.ngrok.io tcp
DE 52.28.247.255:16195 6.tcp.eu.ngrok.io tcp
DE 52.28.247.255:16195 6.tcp.eu.ngrok.io tcp
DE 52.28.247.255:16195 6.tcp.eu.ngrok.io tcp
DE 52.28.247.255:16195 6.tcp.eu.ngrok.io tcp
DE 52.28.247.255:16195 6.tcp.eu.ngrok.io tcp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 254.22.238.8.in-addr.arpa udp
DE 52.28.247.255:16195 6.tcp.eu.ngrok.io tcp
DE 52.28.247.255:16195 6.tcp.eu.ngrok.io tcp
DE 52.28.247.255:16195 6.tcp.eu.ngrok.io tcp
DE 52.28.247.255:16195 6.tcp.eu.ngrok.io tcp
DE 52.28.247.255:16195 6.tcp.eu.ngrok.io tcp
DE 52.28.247.255:16195 6.tcp.eu.ngrok.io tcp
DE 52.28.247.255:16195 6.tcp.eu.ngrok.io tcp
DE 52.28.247.255:16195 6.tcp.eu.ngrok.io tcp
DE 52.28.247.255:16195 6.tcp.eu.ngrok.io tcp
DE 52.28.247.255:16195 6.tcp.eu.ngrok.io tcp
DE 52.28.247.255:16195 6.tcp.eu.ngrok.io tcp
DE 52.28.247.255:16195 6.tcp.eu.ngrok.io tcp
DE 52.28.247.255:16195 6.tcp.eu.ngrok.io tcp
DE 52.28.247.255:16195 6.tcp.eu.ngrok.io tcp
US 8.8.8.8:53 6.tcp.eu.ngrok.io udp
DE 52.28.247.255:16195 6.tcp.eu.ngrok.io tcp
DE 52.28.247.255:16195 6.tcp.eu.ngrok.io tcp
DE 52.28.247.255:16195 6.tcp.eu.ngrok.io tcp
DE 52.28.247.255:16195 6.tcp.eu.ngrok.io tcp
DE 52.28.247.255:16195 6.tcp.eu.ngrok.io tcp
DE 52.28.247.255:16195 6.tcp.eu.ngrok.io tcp
DE 52.28.247.255:16195 6.tcp.eu.ngrok.io tcp
DE 52.28.247.255:16195 6.tcp.eu.ngrok.io tcp
DE 52.28.247.255:16195 6.tcp.eu.ngrok.io tcp
US 8.8.8.8:53 86.8.109.52.in-addr.arpa udp
DE 52.28.247.255:16195 6.tcp.eu.ngrok.io tcp
DE 52.28.247.255:16195 6.tcp.eu.ngrok.io tcp
DE 52.28.247.255:16195 6.tcp.eu.ngrok.io tcp
DE 52.28.247.255:16195 6.tcp.eu.ngrok.io tcp
DE 52.28.247.255:16195 6.tcp.eu.ngrok.io tcp
DE 52.28.247.255:16195 6.tcp.eu.ngrok.io tcp
DE 52.28.247.255:16195 6.tcp.eu.ngrok.io tcp
DE 52.28.247.255:16195 6.tcp.eu.ngrok.io tcp
DE 52.28.247.255:16195 6.tcp.eu.ngrok.io tcp
DE 52.28.247.255:16195 6.tcp.eu.ngrok.io tcp
DE 52.28.247.255:16195 6.tcp.eu.ngrok.io tcp
DE 52.28.247.255:16195 6.tcp.eu.ngrok.io tcp
DE 52.28.247.255:16195 6.tcp.eu.ngrok.io tcp
DE 52.28.247.255:16195 6.tcp.eu.ngrok.io tcp
DE 52.28.247.255:16195 6.tcp.eu.ngrok.io tcp
DE 52.28.247.255:16195 6.tcp.eu.ngrok.io tcp
DE 52.28.247.255:16195 6.tcp.eu.ngrok.io tcp
DE 52.28.247.255:16195 6.tcp.eu.ngrok.io tcp
DE 52.28.247.255:16195 6.tcp.eu.ngrok.io tcp
US 8.8.8.8:53 6.tcp.eu.ngrok.io udp
DE 18.197.239.109:16195 6.tcp.eu.ngrok.io tcp
DE 18.197.239.109:16195 6.tcp.eu.ngrok.io tcp
DE 18.197.239.109:16195 6.tcp.eu.ngrok.io tcp
DE 18.197.239.109:16195 6.tcp.eu.ngrok.io tcp
DE 18.197.239.109:16195 6.tcp.eu.ngrok.io tcp
DE 18.197.239.109:16195 6.tcp.eu.ngrok.io tcp
DE 18.197.239.109:16195 6.tcp.eu.ngrok.io tcp
US 8.8.8.8:53 226.162.46.104.in-addr.arpa udp
DE 18.197.239.109:16195 6.tcp.eu.ngrok.io tcp
DE 18.197.239.109:16195 6.tcp.eu.ngrok.io tcp
DE 18.197.239.109:16195 6.tcp.eu.ngrok.io tcp
DE 18.197.239.109:16195 6.tcp.eu.ngrok.io tcp
DE 18.197.239.109:16195 6.tcp.eu.ngrok.io tcp

Files

memory/3364-133-0x0000000000190000-0x00000000001B2000-memory.dmp

memory/3364-134-0x0000000005310000-0x00000000058B4000-memory.dmp

memory/3364-135-0x0000000004B70000-0x0000000004C02000-memory.dmp

memory/3364-136-0x0000000002710000-0x000000000271A000-memory.dmp

memory/3364-137-0x0000000004F20000-0x0000000004F30000-memory.dmp

C:\Users\Admin\AppData\Roaming\downloadexeexeexe.exe

MD5 3d31c31ef4a60bf94a3d70abc8c6dfe3
SHA1 03912837c3f31bcd0c6f0c2aaa68cd3535d8cc99
SHA256 6957a1d41318c04e7086774c6822dff2684a62300ece32225e1080cd0acc8a49
SHA512 5ba7dd53e3b4af4442b8f33d8882b19698fb6c9262b5bc2fcbc6841b8ce9cc85c9e7eea8a317358aba9849fd33d86c82abf39bc6d44f8b9b98a7cd93b5baeed1

C:\Users\Admin\AppData\Roaming\downloadexeexeexe.exe

MD5 3d31c31ef4a60bf94a3d70abc8c6dfe3
SHA1 03912837c3f31bcd0c6f0c2aaa68cd3535d8cc99
SHA256 6957a1d41318c04e7086774c6822dff2684a62300ece32225e1080cd0acc8a49
SHA512 5ba7dd53e3b4af4442b8f33d8882b19698fb6c9262b5bc2fcbc6841b8ce9cc85c9e7eea8a317358aba9849fd33d86c82abf39bc6d44f8b9b98a7cd93b5baeed1

C:\Users\Admin\AppData\Roaming\downloadexeexeexe.exe

MD5 3d31c31ef4a60bf94a3d70abc8c6dfe3
SHA1 03912837c3f31bcd0c6f0c2aaa68cd3535d8cc99
SHA256 6957a1d41318c04e7086774c6822dff2684a62300ece32225e1080cd0acc8a49
SHA512 5ba7dd53e3b4af4442b8f33d8882b19698fb6c9262b5bc2fcbc6841b8ce9cc85c9e7eea8a317358aba9849fd33d86c82abf39bc6d44f8b9b98a7cd93b5baeed1

memory/4624-149-0x0000000005710000-0x0000000005720000-memory.dmp

memory/4624-150-0x0000000005710000-0x0000000005720000-memory.dmp