Malware Analysis Report

2024-10-19 08:43

Sample ID 240728-3rzwgswdlc
Target 2baa495f4e812fa3381f052b45a605d8_JaffaCakes118
SHA256 96337453f859782a8193073c8d903ccbe44fc23e86af0e1c08e53cc91aafc44a
Tags
stealer guest revengerat persistence trojan
score
10/10

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
10/10

SHA256

96337453f859782a8193073c8d903ccbe44fc23e86af0e1c08e53cc91aafc44a

Threat Level: Known bad

The file 2baa495f4e812fa3381f052b45a605d8_JaffaCakes118 was found to be: Known bad.

Malicious Activity Summary

stealer guest revengerat persistence trojan

RevengeRat Executable

RevengeRAT

Revengerat family

RevengeRat Executable

Executes dropped EXE

Checks computer location settings

Drops startup file

Adds Run key to start application

Enumerates physical storage devices

Unsigned PE

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-07-28 23:45

Signatures

RevengeRat Executable

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

Revengerat family

revengerat

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-07-28 23:45

Reported

2024-07-30 23:59

Platform

win7-20240708-en

Max time kernel

148s

Max time network

121s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2baa495f4e812fa3381f052b45a605d8_JaffaCakes118.exe"

Signatures

RevengeRAT

trojan revengerat

RevengeRat Executable

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

Drops startup file

Description Indicator Process Target
File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\WindowsDefender.exe C:\Users\Admin\AppData\Local\Temp\2baa495f4e812fa3381f052b45a605d8_JaffaCakes118.exe N/A
File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\WindowsDefender.exe C:\Users\Admin\AppData\Local\Temp\2baa495f4e812fa3381f052b45a605d8_JaffaCakes118.exe N/A
File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\WindowsDefender.exe C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\WindowsDefender.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\WindowsDefender.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-940600906-3464502421-4240639183-1000\Software\Microsoft\Windows\CurrentVersion\Run\WindowsDefender = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\Start Menu\\Programs\\Startup\\WindowsDefender.exe" C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\WindowsDefender.exe N/A

Enumerates physical storage devices

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\2baa495f4e812fa3381f052b45a605d8_JaffaCakes118.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\WindowsDefender.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\2baa495f4e812fa3381f052b45a605d8_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\2baa495f4e812fa3381f052b45a605d8_JaffaCakes118.exe"

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\WindowsDefender.exe

"C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\WindowsDefender.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 coelhinhohacker.ddns.net udp

Files

memory/2628-0-0x000007FEF61EE000-0x000007FEF61EF000-memory.dmp

memory/2628-1-0x000007FEF5F30000-0x000007FEF68CD000-memory.dmp

memory/2628-2-0x000007FEF5F30000-0x000007FEF68CD000-memory.dmp

memory/2628-3-0x000007FEF5F30000-0x000007FEF68CD000-memory.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\WindowsDefender.exe

MD5 2baa495f4e812fa3381f052b45a605d8
SHA1 701febfe0b597842dd9f08a4dc790b6924c43fd7
SHA256 96337453f859782a8193073c8d903ccbe44fc23e86af0e1c08e53cc91aafc44a
SHA512 3e1f8384933fc33df25a327926bfa2704d1850b44d12f509b69e48af8335c2bc5f5bb7c7162de7d4ecaf15706f0760442700a21ec6902d0092d14fa768c6424f

memory/2628-11-0x000007FEF5F30000-0x000007FEF68CD000-memory.dmp

memory/2708-12-0x000007FEF5F30000-0x000007FEF68CD000-memory.dmp

memory/2708-13-0x000007FEF5F30000-0x000007FEF68CD000-memory.dmp

memory/2708-14-0x000007FEF5F30000-0x000007FEF68CD000-memory.dmp

memory/2708-15-0x000007FEF5F30000-0x000007FEF68CD000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-07-28 23:45

Reported

2024-07-31 00:01

Platform

win10v2004-20240730-en

Max time kernel

149s

Max time network

152s

Command Line

"C:\Users\Admin\AppData\Local\Temp\2baa495f4e812fa3381f052b45a605d8_JaffaCakes118.exe"

Signatures

RevengeRAT

trojan revengerat

RevengeRat Executable

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

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-3089151618-2647890268-2710988337-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\2baa495f4e812fa3381f052b45a605d8_JaffaCakes118.exe N/A

Drops startup file

Description Indicator Process Target
File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\WindowsDefender.exe C:\Users\Admin\AppData\Local\Temp\2baa495f4e812fa3381f052b45a605d8_JaffaCakes118.exe N/A
File opened for modification C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\WindowsDefender.exe C:\Users\Admin\AppData\Local\Temp\2baa495f4e812fa3381f052b45a605d8_JaffaCakes118.exe N/A
File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\WindowsDefender.exe C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\WindowsDefender.exe N/A

Executes dropped EXE

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\WindowsDefender.exe N/A

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-3089151618-2647890268-2710988337-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\WindowsDefender = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\Windows\\Start Menu\\Programs\\Startup\\WindowsDefender.exe" C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\WindowsDefender.exe N/A

Enumerates physical storage devices

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\2baa495f4e812fa3381f052b45a605d8_JaffaCakes118.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\WindowsDefender.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\2baa495f4e812fa3381f052b45a605d8_JaffaCakes118.exe

"C:\Users\Admin\AppData\Local\Temp\2baa495f4e812fa3381f052b45a605d8_JaffaCakes118.exe"

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\WindowsDefender.exe

"C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\WindowsDefender.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 coelhinhohacker.ddns.net udp
US 8.8.8.8:53 g.bing.com udp
US 204.79.197.237:443 g.bing.com tcp
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 237.197.79.204.in-addr.arpa udp
US 8.8.8.8:53 4.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 57.169.31.20.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 31.243.111.52.in-addr.arpa udp
US 8.8.8.8:53 104.193.132.51.in-addr.arpa udp

Files

memory/444-0-0x00007FFDA6C85000-0x00007FFDA6C86000-memory.dmp

memory/444-1-0x000000001BCA0000-0x000000001C16E000-memory.dmp

memory/444-2-0x000000001C220000-0x000000001C2C6000-memory.dmp

memory/444-3-0x000000001C390000-0x000000001C3F2000-memory.dmp

memory/444-4-0x00007FFDA69D0000-0x00007FFDA7371000-memory.dmp

memory/444-5-0x00007FFDA69D0000-0x00007FFDA7371000-memory.dmp

memory/444-6-0x00007FFDA6C85000-0x00007FFDA6C86000-memory.dmp

memory/444-7-0x00007FFDA69D0000-0x00007FFDA7371000-memory.dmp

memory/444-8-0x00007FFDA69D0000-0x00007FFDA7371000-memory.dmp

C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\WindowsDefender.exe

MD5 2baa495f4e812fa3381f052b45a605d8
SHA1 701febfe0b597842dd9f08a4dc790b6924c43fd7
SHA256 96337453f859782a8193073c8d903ccbe44fc23e86af0e1c08e53cc91aafc44a
SHA512 3e1f8384933fc33df25a327926bfa2704d1850b44d12f509b69e48af8335c2bc5f5bb7c7162de7d4ecaf15706f0760442700a21ec6902d0092d14fa768c6424f

memory/5036-19-0x00007FFDA69D0000-0x00007FFDA7371000-memory.dmp

memory/5036-20-0x00007FFDA69D0000-0x00007FFDA7371000-memory.dmp

memory/5036-21-0x00007FFDA69D0000-0x00007FFDA7371000-memory.dmp

memory/444-18-0x00007FFDA69D0000-0x00007FFDA7371000-memory.dmp

memory/5036-22-0x00007FFDA69D0000-0x00007FFDA7371000-memory.dmp