Malware Analysis Report

2024-10-23 21:20

Sample ID 240825-yet29a1emb
Target b0c576cf09e488567706dbd30557c4a0N.exe
SHA256 65293c2c729505eba8687c9ecf86f4cfac6733fb1ee9865cb3203be59a3c7bc5
Tags
revengerat marzo26 discovery 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

65293c2c729505eba8687c9ecf86f4cfac6733fb1ee9865cb3203be59a3c7bc5

Threat Level: Known bad

The file b0c576cf09e488567706dbd30557c4a0N.exe was found to be: Known bad.

Malicious Activity Summary

revengerat marzo26 discovery trojan

RevengeRAT

Drops startup file

AutoIT Executable

Suspicious use of SetThreadContext

Unsigned PE

System Location Discovery: System Language Discovery

Suspicious use of SendNotifyMessage

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

Suspicious use of FindShellTrayWindow

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-08-25 19:42

Signatures

AutoIT Executable

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

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-08-25 19:42

Reported

2024-08-25 19:44

Platform

win7-20240708-en

Max time kernel

118s

Max time network

119s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b0c576cf09e488567706dbd30557c4a0N.exe"

Signatures

RevengeRAT

trojan revengerat

Drops startup file

Description Indicator Process Target
File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\AudioHandlers.url C:\Users\Admin\AppData\Local\Temp\b0c576cf09e488567706dbd30557c4a0N.exe N/A

AutoIT Executable

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

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 1064 set thread context of 1940 N/A C:\Users\Admin\AppData\Local\Temp\b0c576cf09e488567706dbd30557c4a0N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\b0c576cf09e488567706dbd30557c4a0N.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1064 wrote to memory of 1940 N/A C:\Users\Admin\AppData\Local\Temp\b0c576cf09e488567706dbd30557c4a0N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 1064 wrote to memory of 1940 N/A C:\Users\Admin\AppData\Local\Temp\b0c576cf09e488567706dbd30557c4a0N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 1064 wrote to memory of 1940 N/A C:\Users\Admin\AppData\Local\Temp\b0c576cf09e488567706dbd30557c4a0N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 1064 wrote to memory of 1940 N/A C:\Users\Admin\AppData\Local\Temp\b0c576cf09e488567706dbd30557c4a0N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 1064 wrote to memory of 1940 N/A C:\Users\Admin\AppData\Local\Temp\b0c576cf09e488567706dbd30557c4a0N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 1064 wrote to memory of 1940 N/A C:\Users\Admin\AppData\Local\Temp\b0c576cf09e488567706dbd30557c4a0N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 1064 wrote to memory of 1940 N/A C:\Users\Admin\AppData\Local\Temp\b0c576cf09e488567706dbd30557c4a0N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 1064 wrote to memory of 1940 N/A C:\Users\Admin\AppData\Local\Temp\b0c576cf09e488567706dbd30557c4a0N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe
PID 1064 wrote to memory of 1940 N/A C:\Users\Admin\AppData\Local\Temp\b0c576cf09e488567706dbd30557c4a0N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe

Processes

C:\Users\Admin\AppData\Local\Temp\b0c576cf09e488567706dbd30557c4a0N.exe

"C:\Users\Admin\AppData\Local\Temp\b0c576cf09e488567706dbd30557c4a0N.exe"

C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe

"C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 marzorevenger.duckdns.org udp
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 marzorevenger.duckdns.org udp
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp

Files

memory/1064-0-0x0000000000A10000-0x0000000000B03000-memory.dmp

memory/1064-1-0x00000000001A0000-0x00000000001A1000-memory.dmp

memory/1940-2-0x0000000000400000-0x0000000000408000-memory.dmp

memory/1940-6-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/1940-3-0x0000000000400000-0x0000000000408000-memory.dmp

memory/1940-9-0x0000000000400000-0x0000000000408000-memory.dmp

memory/1940-8-0x0000000000400000-0x0000000000408000-memory.dmp

memory/1940-10-0x0000000073DC2000-0x0000000073DC4000-memory.dmp

memory/1064-11-0x0000000000A10000-0x0000000000B03000-memory.dmp

memory/1940-12-0x0000000073DC2000-0x0000000073DC4000-memory.dmp

memory/1064-16-0x0000000000A10000-0x0000000000B03000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-08-25 19:42

Reported

2024-08-25 19:44

Platform

win10v2004-20240802-en

Max time kernel

96s

Max time network

115s

Command Line

"C:\Users\Admin\AppData\Local\Temp\b0c576cf09e488567706dbd30557c4a0N.exe"

Signatures

RevengeRAT

trojan revengerat

Drops startup file

Description Indicator Process Target
File created C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\AudioHandlers.url C:\Users\Admin\AppData\Local\Temp\b0c576cf09e488567706dbd30557c4a0N.exe N/A

AutoIT Executable

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

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 1212 set thread context of 1656 N/A C:\Users\Admin\AppData\Local\Temp\b0c576cf09e488567706dbd30557c4a0N.exe C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\b0c576cf09e488567706dbd30557c4a0N.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\b0c576cf09e488567706dbd30557c4a0N.exe

"C:\Users\Admin\AppData\Local\Temp\b0c576cf09e488567706dbd30557c4a0N.exe"

C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe

"C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 marzorevenger.duckdns.org udp
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 34.56.20.217.in-addr.arpa udp
US 8.8.8.8:53 140.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 43.58.199.20.in-addr.arpa udp
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 183.59.114.20.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
US 8.8.8.8:53 10.28.171.150.in-addr.arpa udp
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 73.144.22.2.in-addr.arpa udp
US 8.8.8.8:53 marzorevenger.duckdns.org udp
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp
US 8.8.8.8:53 48.229.111.52.in-addr.arpa udp
CO 186.85.86.137:4230 marzorevenger.duckdns.org tcp

Files

memory/1212-0-0x00000000003D0000-0x00000000004C3000-memory.dmp

memory/1212-1-0x0000000003770000-0x0000000003771000-memory.dmp

memory/1656-2-0x0000000000400000-0x0000000000408000-memory.dmp

memory/1656-6-0x0000000073C92000-0x0000000073C93000-memory.dmp

memory/1656-7-0x0000000073C90000-0x0000000074241000-memory.dmp

memory/1656-8-0x0000000073C90000-0x0000000074241000-memory.dmp

memory/1212-9-0x00000000003D0000-0x00000000004C3000-memory.dmp

memory/1656-10-0x0000000073C92000-0x0000000073C93000-memory.dmp

memory/1656-11-0x0000000073C90000-0x0000000074241000-memory.dmp

memory/1212-15-0x00000000003D0000-0x00000000004C3000-memory.dmp