Malware Analysis Report

2025-01-18 04:46

Sample ID 230604-y3hdcsdf43
Target REVENGER.jpg.ps1
SHA256 e2eb57808e705679f40f5437265e14c3d5d4f35bb0b0ad337cf02e4572fe32e5
Tags
revengerat nyancatrevenge trojan
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

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

e2eb57808e705679f40f5437265e14c3d5d4f35bb0b0ad337cf02e4572fe32e5

Threat Level: Known bad

The file REVENGER.jpg.ps1 was found to be: Known bad.

Malicious Activity Summary

revengerat nyancatrevenge trojan

RevengeRAT

Suspicious use of SetThreadContext

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2023-06-04 20:18

Signatures

N/A

Analysis: behavioral1

Detonation Overview

Submitted

2023-06-04 20:18

Reported

2023-06-04 20:21

Platform

win7-20230220-en

Max time kernel

135s

Max time network

148s

Command Line

powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\REVENGER.jpg.ps1

Signatures

RevengeRAT

trojan revengerat

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 1936 set thread context of 1620 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1936 wrote to memory of 1620 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 1936 wrote to memory of 1620 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 1936 wrote to memory of 1620 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 1936 wrote to memory of 1620 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 1936 wrote to memory of 1620 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 1936 wrote to memory of 1620 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 1936 wrote to memory of 1620 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 1936 wrote to memory of 1620 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 1936 wrote to memory of 1620 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 1936 wrote to memory of 1620 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 1936 wrote to memory of 1620 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 1936 wrote to memory of 1620 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe

Processes

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\REVENGER.jpg.ps1

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe

"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 m7.ddns.com.br udp
US 100.26.152.99:5222 m7.ddns.com.br tcp
US 100.26.152.99:5222 m7.ddns.com.br tcp
US 100.26.152.99:5222 m7.ddns.com.br tcp
US 8.8.8.8:53 m7.ddns.com.br udp
US 100.26.152.99:5222 m7.ddns.com.br tcp
US 100.26.152.99:5222 m7.ddns.com.br tcp
US 100.26.152.99:5222 m7.ddns.com.br tcp

Files

memory/1936-58-0x000000001B490000-0x000000001B772000-memory.dmp

memory/1936-59-0x0000000001DF0000-0x0000000001DF8000-memory.dmp

memory/1936-60-0x0000000002B30000-0x0000000002BB0000-memory.dmp

memory/1936-61-0x0000000002B30000-0x0000000002BB0000-memory.dmp

memory/1936-62-0x0000000002600000-0x0000000002620000-memory.dmp

memory/1936-63-0x0000000002600000-0x0000000002618000-memory.dmp

memory/1936-64-0x0000000002600000-0x0000000002618000-memory.dmp

memory/1936-66-0x0000000002600000-0x0000000002618000-memory.dmp

memory/1936-68-0x0000000002600000-0x0000000002618000-memory.dmp

memory/1936-70-0x0000000002600000-0x0000000002618000-memory.dmp

memory/1936-72-0x0000000002600000-0x0000000002618000-memory.dmp

memory/1936-74-0x0000000002600000-0x0000000002618000-memory.dmp

memory/1620-75-0x0000000000400000-0x000000000040A000-memory.dmp

memory/1620-76-0x0000000000400000-0x000000000040A000-memory.dmp

memory/1620-77-0x0000000000400000-0x000000000040A000-memory.dmp

memory/1620-78-0x0000000000400000-0x000000000040A000-memory.dmp

memory/1620-79-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/1620-80-0x0000000000400000-0x000000000040A000-memory.dmp

memory/1620-82-0x0000000000400000-0x000000000040A000-memory.dmp

memory/1620-84-0x0000000000400000-0x000000000040A000-memory.dmp

memory/1620-85-0x0000000004920000-0x0000000004960000-memory.dmp

memory/1620-86-0x0000000004920000-0x0000000004960000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2023-06-04 20:18

Reported

2023-06-04 20:21

Platform

win10v2004-20230220-en

Max time kernel

127s

Max time network

145s

Command Line

powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\REVENGER.jpg.ps1

Signatures

RevengeRAT

trojan revengerat

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 1996 set thread context of 3884 N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A
N/A N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe N/A

Processes

C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe

powershell.exe -ExecutionPolicy bypass -File C:\Users\Admin\AppData\Local\Temp\REVENGER.jpg.ps1

C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe

"C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 254.33.24.67.in-addr.arpa udp
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 33.18.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 m7.ddns.com.br udp
US 100.26.152.99:5222 m7.ddns.com.br tcp
US 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 assets.msn.com udp
GB 95.101.143.176:443 assets.msn.com tcp
US 8.8.8.8:53 176.143.101.95.in-addr.arpa udp
US 8.8.8.8:53 149.220.183.52.in-addr.arpa udp
US 40.125.122.176:443 tcp
US 100.26.152.99:5222 m7.ddns.com.br tcp
US 20.42.72.131:443 tcp
NL 8.238.21.126:80 tcp
NL 173.223.113.164:443 tcp
US 40.125.122.176:443 tcp
US 8.8.8.8:53 203.151.224.20.in-addr.arpa udp
US 100.26.152.99:5222 m7.ddns.com.br tcp
US 67.24.33.254:80 tcp
US 131.253.33.203:80 tcp
NL 173.223.113.131:80 tcp
US 131.253.33.203:80 tcp
US 40.125.122.176:443 tcp
US 8.8.8.8:53 m7.ddns.com.br udp
US 100.26.152.99:5222 m7.ddns.com.br tcp
US 40.125.122.176:443 tcp
US 100.26.152.99:5222 m7.ddns.com.br tcp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 56.126.166.20.in-addr.arpa udp
US 8.8.8.8:53 157.123.68.40.in-addr.arpa udp
US 8.8.8.8:53 m7.ddns.com.br udp
US 100.26.152.99:5222 m7.ddns.com.br tcp

Files

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_hjkra2ov.yrp.ps1

MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

memory/1996-142-0x0000026870AD0000-0x0000026870AF2000-memory.dmp

memory/1996-143-0x000002686E270000-0x000002686E280000-memory.dmp

memory/1996-144-0x000002686E270000-0x000002686E280000-memory.dmp

memory/1996-145-0x0000026870D00000-0x0000026870D18000-memory.dmp

memory/1996-146-0x0000026870D00000-0x0000026870D18000-memory.dmp

memory/1996-148-0x0000026870D00000-0x0000026870D18000-memory.dmp

memory/1996-150-0x0000026870D00000-0x0000026870D18000-memory.dmp

memory/1996-152-0x0000026870D00000-0x0000026870D18000-memory.dmp

memory/1996-154-0x0000026870D00000-0x0000026870D18000-memory.dmp

memory/1996-156-0x0000026870D00000-0x0000026870D18000-memory.dmp

memory/3884-157-0x0000000000400000-0x000000000040A000-memory.dmp

memory/3884-160-0x0000000005690000-0x0000000005C34000-memory.dmp

memory/3884-161-0x0000000005050000-0x0000000005060000-memory.dmp

memory/3884-162-0x0000000005050000-0x0000000005060000-memory.dmp