Malware Analysis Report

2024-11-15 05:59

Sample ID 240404-t671zacf81
Target Launcher6.exe
SHA256 6265ca0426b503618b3b48a5a423cb3d4798ab1208e8716aab8d5cee2cab9196
Tags
zgrat rhadamanthys rat stealer
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

6265ca0426b503618b3b48a5a423cb3d4798ab1208e8716aab8d5cee2cab9196

Threat Level: Known bad

The file Launcher6.exe was found to be: Known bad.

Malicious Activity Summary

zgrat rhadamanthys rat stealer

Detect ZGRat V1

Zgrat family

Rhadamanthys

Suspicious use of NtCreateUserProcessOtherParentProcess

ZGRat

Suspicious use of SetThreadContext

Program crash

Unsigned PE

Suspicious use of WriteProcessMemory

Suspicious behavior: EnumeratesProcesses

MITRE ATT&CK

N/A

Analysis: static1

Detonation Overview

Reported

2024-04-04 16:41

Signatures

Detect ZGRat V1

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

Zgrat family

zgrat

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-04-04 16:41

Reported

2024-04-04 17:07

Platform

win7-20240221-en

Max time kernel

117s

Max time network

121s

Command Line

C:\Windows\Explorer.EXE

Signatures

Detect ZGRat V1

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

Rhadamanthys

stealer rhadamanthys

Suspicious use of NtCreateUserProcessOtherParentProcess

Description Indicator Process Target
PID 2600 created 1392 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe C:\Windows\Explorer.EXE

ZGRat

rat zgrat

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 1648 set thread context of 2600 N/A C:\Users\Admin\AppData\Local\Temp\Launcher6.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1648 wrote to memory of 2600 N/A C:\Users\Admin\AppData\Local\Temp\Launcher6.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 1648 wrote to memory of 2600 N/A C:\Users\Admin\AppData\Local\Temp\Launcher6.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 1648 wrote to memory of 2600 N/A C:\Users\Admin\AppData\Local\Temp\Launcher6.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 1648 wrote to memory of 2600 N/A C:\Users\Admin\AppData\Local\Temp\Launcher6.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 1648 wrote to memory of 2600 N/A C:\Users\Admin\AppData\Local\Temp\Launcher6.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 1648 wrote to memory of 2600 N/A C:\Users\Admin\AppData\Local\Temp\Launcher6.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 1648 wrote to memory of 2600 N/A C:\Users\Admin\AppData\Local\Temp\Launcher6.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 1648 wrote to memory of 2600 N/A C:\Users\Admin\AppData\Local\Temp\Launcher6.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 1648 wrote to memory of 2600 N/A C:\Users\Admin\AppData\Local\Temp\Launcher6.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 1648 wrote to memory of 2600 N/A C:\Users\Admin\AppData\Local\Temp\Launcher6.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 1648 wrote to memory of 2600 N/A C:\Users\Admin\AppData\Local\Temp\Launcher6.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 1648 wrote to memory of 2600 N/A C:\Users\Admin\AppData\Local\Temp\Launcher6.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 1648 wrote to memory of 2600 N/A C:\Users\Admin\AppData\Local\Temp\Launcher6.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 1648 wrote to memory of 2600 N/A C:\Users\Admin\AppData\Local\Temp\Launcher6.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2600 wrote to memory of 2908 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe C:\Windows\SysWOW64\dialer.exe
PID 2600 wrote to memory of 2908 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe C:\Windows\SysWOW64\dialer.exe
PID 2600 wrote to memory of 2908 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe C:\Windows\SysWOW64\dialer.exe
PID 2600 wrote to memory of 2908 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe C:\Windows\SysWOW64\dialer.exe
PID 2600 wrote to memory of 2908 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe C:\Windows\SysWOW64\dialer.exe
PID 2600 wrote to memory of 2908 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe C:\Windows\SysWOW64\dialer.exe
PID 2600 wrote to memory of 2908 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe C:\Windows\SysWOW64\dialer.exe
PID 2600 wrote to memory of 2908 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe C:\Windows\SysWOW64\dialer.exe
PID 2600 wrote to memory of 2908 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe C:\Windows\SysWOW64\dialer.exe

Processes

C:\Windows\Explorer.EXE

C:\Windows\Explorer.EXE

C:\Users\Admin\AppData\Local\Temp\Launcher6.exe

"C:\Users\Admin\AppData\Local\Temp\Launcher6.exe"

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

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

C:\Windows\SysWOW64\dialer.exe

"C:\Windows\system32\dialer.exe"

Network

N/A

Files

memory/1648-0-0x0000000000F40000-0x0000000000FC8000-memory.dmp

memory/1648-1-0x0000000074CD0000-0x00000000753BE000-memory.dmp

memory/1648-2-0x0000000005070000-0x00000000050B0000-memory.dmp

memory/2600-5-0x0000000000400000-0x000000000046D000-memory.dmp

memory/1648-6-0x0000000002590000-0x0000000004590000-memory.dmp

memory/2600-7-0x0000000000400000-0x000000000046D000-memory.dmp

memory/2600-10-0x0000000000400000-0x000000000046D000-memory.dmp

memory/2600-12-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2600-14-0x0000000000400000-0x000000000046D000-memory.dmp

memory/2600-11-0x0000000000400000-0x000000000046D000-memory.dmp

memory/2600-9-0x0000000000400000-0x000000000046D000-memory.dmp

memory/2600-8-0x0000000000400000-0x000000000046D000-memory.dmp

memory/2600-17-0x0000000000400000-0x000000000046D000-memory.dmp

memory/1648-18-0x0000000074CD0000-0x00000000753BE000-memory.dmp

memory/2600-19-0x0000000000400000-0x000000000046D000-memory.dmp

memory/2600-20-0x0000000000C90000-0x0000000001090000-memory.dmp

memory/2600-21-0x0000000000C90000-0x0000000001090000-memory.dmp

memory/2600-22-0x0000000000C90000-0x0000000001090000-memory.dmp

memory/2600-24-0x0000000000C90000-0x0000000001090000-memory.dmp

memory/2600-23-0x0000000077C50000-0x0000000077DF9000-memory.dmp

memory/2600-26-0x00000000779E0000-0x0000000077A27000-memory.dmp

memory/2908-27-0x00000000000D0000-0x00000000000D9000-memory.dmp

memory/2600-29-0x0000000000C90000-0x0000000001090000-memory.dmp

memory/2908-31-0x0000000002190000-0x0000000002590000-memory.dmp

memory/2908-32-0x0000000077C50000-0x0000000077DF9000-memory.dmp

memory/2908-33-0x0000000002190000-0x0000000002590000-memory.dmp

memory/2908-35-0x0000000077C50000-0x0000000077DF9000-memory.dmp

memory/2908-36-0x00000000779E0000-0x0000000077A27000-memory.dmp

memory/2908-37-0x0000000002190000-0x0000000002590000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-04-04 16:41

Reported

2024-04-04 17:07

Platform

win10v2004-20240226-en

Max time kernel

93s

Max time network

126s

Command Line

sihost.exe

Signatures

Detect ZGRat V1

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

Rhadamanthys

stealer rhadamanthys

Suspicious use of NtCreateUserProcessOtherParentProcess

Description Indicator Process Target
PID 2248 created 2832 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe C:\Windows\system32\sihost.exe

ZGRat

rat zgrat

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 4628 set thread context of 2248 N/A C:\Users\Admin\AppData\Local\Temp\Launcher6.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 4628 wrote to memory of 2248 N/A C:\Users\Admin\AppData\Local\Temp\Launcher6.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 4628 wrote to memory of 2248 N/A C:\Users\Admin\AppData\Local\Temp\Launcher6.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 4628 wrote to memory of 2248 N/A C:\Users\Admin\AppData\Local\Temp\Launcher6.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 4628 wrote to memory of 2248 N/A C:\Users\Admin\AppData\Local\Temp\Launcher6.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 4628 wrote to memory of 2248 N/A C:\Users\Admin\AppData\Local\Temp\Launcher6.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 4628 wrote to memory of 2248 N/A C:\Users\Admin\AppData\Local\Temp\Launcher6.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 4628 wrote to memory of 2248 N/A C:\Users\Admin\AppData\Local\Temp\Launcher6.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 4628 wrote to memory of 2248 N/A C:\Users\Admin\AppData\Local\Temp\Launcher6.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 4628 wrote to memory of 2248 N/A C:\Users\Admin\AppData\Local\Temp\Launcher6.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 4628 wrote to memory of 2248 N/A C:\Users\Admin\AppData\Local\Temp\Launcher6.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 4628 wrote to memory of 2248 N/A C:\Users\Admin\AppData\Local\Temp\Launcher6.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe
PID 2248 wrote to memory of 2376 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe C:\Windows\SysWOW64\dialer.exe
PID 2248 wrote to memory of 2376 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe C:\Windows\SysWOW64\dialer.exe
PID 2248 wrote to memory of 2376 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe C:\Windows\SysWOW64\dialer.exe
PID 2248 wrote to memory of 2376 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe C:\Windows\SysWOW64\dialer.exe
PID 2248 wrote to memory of 2376 N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegAsm.exe C:\Windows\SysWOW64\dialer.exe

Processes

C:\Windows\system32\sihost.exe

sihost.exe

C:\Users\Admin\AppData\Local\Temp\Launcher6.exe

"C:\Users\Admin\AppData\Local\Temp\Launcher6.exe"

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

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

C:\Windows\SysWOW64\dialer.exe

"C:\Windows\system32\dialer.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2248 -ip 2248

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2248 -s 592

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 2248 -ip 2248

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2248 -s 588

Network

Country Destination Domain Proto
US 8.8.8.8:53 133.211.185.52.in-addr.arpa udp
US 8.8.8.8:53 0.204.248.87.in-addr.arpa udp
US 8.8.8.8:53 75.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 79.121.231.20.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 15.164.165.52.in-addr.arpa udp
US 8.8.8.8:53 103.169.127.40.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 57.162.23.2.in-addr.arpa udp
US 8.8.8.8:53 0.205.248.87.in-addr.arpa udp
US 8.8.8.8:53 21.236.111.52.in-addr.arpa udp

Files

memory/4628-0-0x0000000000D40000-0x0000000000DC8000-memory.dmp

memory/4628-1-0x0000000074680000-0x0000000074E30000-memory.dmp

memory/4628-2-0x00000000057A0000-0x00000000057B0000-memory.dmp

memory/2248-5-0x0000000000400000-0x000000000046D000-memory.dmp

memory/2248-8-0x0000000000400000-0x000000000046D000-memory.dmp

memory/4628-10-0x0000000003240000-0x0000000005240000-memory.dmp

memory/4628-11-0x0000000074680000-0x0000000074E30000-memory.dmp

memory/2248-12-0x0000000000400000-0x000000000046D000-memory.dmp

memory/2248-13-0x0000000003520000-0x0000000003920000-memory.dmp

memory/2248-16-0x00007FFE019B0000-0x00007FFE01BA5000-memory.dmp

memory/2248-15-0x0000000003520000-0x0000000003920000-memory.dmp

memory/2248-17-0x0000000003520000-0x0000000003920000-memory.dmp

memory/2248-19-0x0000000075320000-0x0000000075535000-memory.dmp

memory/2376-20-0x00000000006B0000-0x00000000006B9000-memory.dmp

memory/2376-23-0x00000000021F0000-0x00000000025F0000-memory.dmp

memory/2376-24-0x00007FFE019B0000-0x00007FFE01BA5000-memory.dmp

memory/2376-26-0x00000000021F0000-0x00000000025F0000-memory.dmp

memory/2376-27-0x0000000075320000-0x0000000075535000-memory.dmp

memory/2376-28-0x00000000021F0000-0x00000000025F0000-memory.dmp

memory/2248-29-0x0000000003520000-0x0000000003920000-memory.dmp