Malware Analysis Report

2024-11-13 16:29

Sample ID 241108-f15f1aynfk
Target c05a485d43c161511abf3f81cddcb9daee43b8b8
SHA256 88ad4dfc05f375f97a5ba9b10a8d5d6222cfa1250841ccc5dfe9189c09ad73d2
Tags
redline zgrat sp-19 agilenet discovery infostealer rat
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V15

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

88ad4dfc05f375f97a5ba9b10a8d5d6222cfa1250841ccc5dfe9189c09ad73d2

Threat Level: Known bad

The file c05a485d43c161511abf3f81cddcb9daee43b8b8 was found to be: Known bad.

Malicious Activity Summary

redline zgrat sp-19 agilenet discovery infostealer rat

RedLine

Redline family

ZGRat

Zgrat family

Detect ZGRat V2

RedLine payload

Checks computer location settings

Obfuscated with Agile.Net obfuscator

Suspicious use of SetThreadContext

Unsigned PE

Enumerates physical storage devices

System Location Discovery: System Language Discovery

Suspicious behavior: EnumeratesProcesses

Suspicious use of WriteProcessMemory

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-08 05:21

Signatures

Obfuscated with Agile.Net obfuscator

agilenet
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: behavioral2

Detonation Overview

Submitted

2024-11-08 05:21

Reported

2024-11-08 05:23

Platform

win10v2004-20241007-en

Max time kernel

148s

Max time network

155s

Command Line

"C:\Users\Admin\AppData\Local\Temp\87a53e43fc1a838c52130abe4607eb0ea70802f3b233e4e74c9edca5920ed2c5.exe"

Signatures

Detect ZGRat V2

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

RedLine

infostealer redline

RedLine payload

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

Redline family

redline

ZGRat

rat zgrat

Zgrat family

zgrat

Checks computer location settings

Description Indicator Process Target
Key value queried \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\87a53e43fc1a838c52130abe4607eb0ea70802f3b233e4e74c9edca5920ed2c5.exe N/A

Obfuscated with Agile.Net obfuscator

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

Enumerates physical storage devices

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\87a53e43fc1a838c52130abe4607eb0ea70802f3b233e4e74c9edca5920ed2c5.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\87a53e43fc1a838c52130abe4607eb0ea70802f3b233e4e74c9edca5920ed2c5.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 1268 wrote to memory of 2856 N/A C:\Users\Admin\AppData\Local\Temp\87a53e43fc1a838c52130abe4607eb0ea70802f3b233e4e74c9edca5920ed2c5.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 1268 wrote to memory of 2856 N/A C:\Users\Admin\AppData\Local\Temp\87a53e43fc1a838c52130abe4607eb0ea70802f3b233e4e74c9edca5920ed2c5.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 1268 wrote to memory of 2856 N/A C:\Users\Admin\AppData\Local\Temp\87a53e43fc1a838c52130abe4607eb0ea70802f3b233e4e74c9edca5920ed2c5.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 1268 wrote to memory of 3288 N/A C:\Users\Admin\AppData\Local\Temp\87a53e43fc1a838c52130abe4607eb0ea70802f3b233e4e74c9edca5920ed2c5.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 1268 wrote to memory of 3288 N/A C:\Users\Admin\AppData\Local\Temp\87a53e43fc1a838c52130abe4607eb0ea70802f3b233e4e74c9edca5920ed2c5.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 1268 wrote to memory of 3288 N/A C:\Users\Admin\AppData\Local\Temp\87a53e43fc1a838c52130abe4607eb0ea70802f3b233e4e74c9edca5920ed2c5.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 1268 wrote to memory of 4388 N/A C:\Users\Admin\AppData\Local\Temp\87a53e43fc1a838c52130abe4607eb0ea70802f3b233e4e74c9edca5920ed2c5.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 1268 wrote to memory of 4388 N/A C:\Users\Admin\AppData\Local\Temp\87a53e43fc1a838c52130abe4607eb0ea70802f3b233e4e74c9edca5920ed2c5.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 1268 wrote to memory of 4388 N/A C:\Users\Admin\AppData\Local\Temp\87a53e43fc1a838c52130abe4607eb0ea70802f3b233e4e74c9edca5920ed2c5.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 1268 wrote to memory of 4388 N/A C:\Users\Admin\AppData\Local\Temp\87a53e43fc1a838c52130abe4607eb0ea70802f3b233e4e74c9edca5920ed2c5.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 1268 wrote to memory of 4388 N/A C:\Users\Admin\AppData\Local\Temp\87a53e43fc1a838c52130abe4607eb0ea70802f3b233e4e74c9edca5920ed2c5.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 1268 wrote to memory of 4388 N/A C:\Users\Admin\AppData\Local\Temp\87a53e43fc1a838c52130abe4607eb0ea70802f3b233e4e74c9edca5920ed2c5.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 1268 wrote to memory of 4388 N/A C:\Users\Admin\AppData\Local\Temp\87a53e43fc1a838c52130abe4607eb0ea70802f3b233e4e74c9edca5920ed2c5.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 1268 wrote to memory of 4388 N/A C:\Users\Admin\AppData\Local\Temp\87a53e43fc1a838c52130abe4607eb0ea70802f3b233e4e74c9edca5920ed2c5.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe

Processes

C:\Users\Admin\AppData\Local\Temp\87a53e43fc1a838c52130abe4607eb0ea70802f3b233e4e74c9edca5920ed2c5.exe

"C:\Users\Admin\AppData\Local\Temp\87a53e43fc1a838c52130abe4607eb0ea70802f3b233e4e74c9edca5920ed2c5.exe"

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe

"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -enc UwB0AGEAcgB0AC0AUwBsAGUAZQBwACAALQBTAGUAYwBvAG4AZABzACAAMQA1AA==

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

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

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

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

Network

Country Destination Domain Proto
US 8.8.8.8:53 104.219.191.52.in-addr.arpa udp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 4.159.190.20.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 196.249.167.52.in-addr.arpa udp
US 8.8.8.8:53 197.87.175.4.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 75.117.19.2.in-addr.arpa udp
US 38.91.100.57:32750 tcp
US 38.91.100.57:32750 tcp
US 38.91.100.57:32750 tcp
US 38.91.100.57:32750 tcp
US 38.91.100.57:32750 tcp
US 38.91.100.57:32750 tcp
US 38.91.100.57:32750 tcp
US 38.91.100.57:32750 tcp
US 38.91.100.57:32750 tcp
US 38.91.100.57:32750 tcp
US 38.91.100.57:32750 tcp
US 38.91.100.57:32750 tcp
US 38.91.100.57:32750 tcp
US 38.91.100.57:32750 tcp
US 38.91.100.57:32750 tcp
US 38.91.100.57:32750 tcp

Files

memory/1268-0-0x00000000744CE000-0x00000000744CF000-memory.dmp

memory/1268-1-0x0000000000990000-0x0000000000D5E000-memory.dmp

memory/1268-2-0x00000000744CE000-0x00000000744CF000-memory.dmp

memory/1268-3-0x0000000005790000-0x0000000005848000-memory.dmp

memory/1268-4-0x00000000744C0000-0x0000000074C70000-memory.dmp

memory/1268-5-0x0000000005A10000-0x0000000005AA2000-memory.dmp

memory/1268-6-0x0000000005880000-0x00000000058A2000-memory.dmp

memory/1268-7-0x0000000005AA0000-0x0000000005DF4000-memory.dmp

memory/2856-8-0x0000000003030000-0x0000000003066000-memory.dmp

memory/2856-9-0x00000000744C0000-0x0000000074C70000-memory.dmp

memory/2856-10-0x0000000005740000-0x0000000005D68000-memory.dmp

memory/2856-11-0x00000000744C0000-0x0000000074C70000-memory.dmp

memory/2856-12-0x00000000744C0000-0x0000000074C70000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_pkdzzwit.vtw.ps1

MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

memory/2856-18-0x0000000005F00000-0x0000000005F66000-memory.dmp

memory/2856-19-0x0000000005FE0000-0x0000000006046000-memory.dmp

memory/2856-24-0x0000000006600000-0x000000000661E000-memory.dmp

memory/2856-25-0x0000000006620000-0x000000000666C000-memory.dmp

memory/2856-26-0x0000000007E30000-0x00000000084AA000-memory.dmp

memory/2856-27-0x0000000006AF0000-0x0000000006B0A000-memory.dmp

memory/1268-28-0x00000000744C0000-0x0000000074C70000-memory.dmp

memory/2856-29-0x00000000744C0000-0x0000000074C70000-memory.dmp

memory/2856-32-0x00000000744C0000-0x0000000074C70000-memory.dmp

memory/4388-33-0x0000000000400000-0x0000000000428000-memory.dmp

memory/1268-36-0x00000000744C0000-0x0000000074C70000-memory.dmp

memory/4388-35-0x00000000744C0000-0x0000000074C70000-memory.dmp

memory/4388-37-0x0000000005CD0000-0x00000000062E8000-memory.dmp

memory/4388-38-0x00000000057C0000-0x00000000058CA000-memory.dmp

memory/4388-39-0x00000000056B0000-0x00000000056C2000-memory.dmp

memory/4388-40-0x00000000056D0000-0x000000000570C000-memory.dmp

memory/4388-41-0x0000000005710000-0x000000000575C000-memory.dmp

memory/4388-42-0x00000000744C0000-0x0000000074C70000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-08 05:21

Reported

2024-11-08 05:23

Platform

win7-20240903-en

Max time kernel

145s

Max time network

147s

Command Line

"C:\Users\Admin\AppData\Local\Temp\87a53e43fc1a838c52130abe4607eb0ea70802f3b233e4e74c9edca5920ed2c5.exe"

Signatures

Detect ZGRat V2

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

RedLine

infostealer redline

RedLine payload

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

Redline family

redline

ZGRat

rat zgrat

Zgrat family

zgrat

Obfuscated with Agile.Net obfuscator

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

Enumerates physical storage devices

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\87a53e43fc1a838c52130abe4607eb0ea70802f3b233e4e74c9edca5920ed2c5.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe N/A
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\87a53e43fc1a838c52130abe4607eb0ea70802f3b233e4e74c9edca5920ed2c5.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2328 wrote to memory of 2088 N/A C:\Users\Admin\AppData\Local\Temp\87a53e43fc1a838c52130abe4607eb0ea70802f3b233e4e74c9edca5920ed2c5.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 2328 wrote to memory of 2088 N/A C:\Users\Admin\AppData\Local\Temp\87a53e43fc1a838c52130abe4607eb0ea70802f3b233e4e74c9edca5920ed2c5.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 2328 wrote to memory of 2088 N/A C:\Users\Admin\AppData\Local\Temp\87a53e43fc1a838c52130abe4607eb0ea70802f3b233e4e74c9edca5920ed2c5.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 2328 wrote to memory of 2088 N/A C:\Users\Admin\AppData\Local\Temp\87a53e43fc1a838c52130abe4607eb0ea70802f3b233e4e74c9edca5920ed2c5.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 2328 wrote to memory of 2740 N/A C:\Users\Admin\AppData\Local\Temp\87a53e43fc1a838c52130abe4607eb0ea70802f3b233e4e74c9edca5920ed2c5.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 2328 wrote to memory of 2740 N/A C:\Users\Admin\AppData\Local\Temp\87a53e43fc1a838c52130abe4607eb0ea70802f3b233e4e74c9edca5920ed2c5.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 2328 wrote to memory of 2740 N/A C:\Users\Admin\AppData\Local\Temp\87a53e43fc1a838c52130abe4607eb0ea70802f3b233e4e74c9edca5920ed2c5.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 2328 wrote to memory of 2740 N/A C:\Users\Admin\AppData\Local\Temp\87a53e43fc1a838c52130abe4607eb0ea70802f3b233e4e74c9edca5920ed2c5.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 2328 wrote to memory of 2740 N/A C:\Users\Admin\AppData\Local\Temp\87a53e43fc1a838c52130abe4607eb0ea70802f3b233e4e74c9edca5920ed2c5.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 2328 wrote to memory of 2740 N/A C:\Users\Admin\AppData\Local\Temp\87a53e43fc1a838c52130abe4607eb0ea70802f3b233e4e74c9edca5920ed2c5.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 2328 wrote to memory of 2740 N/A C:\Users\Admin\AppData\Local\Temp\87a53e43fc1a838c52130abe4607eb0ea70802f3b233e4e74c9edca5920ed2c5.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 2328 wrote to memory of 2740 N/A C:\Users\Admin\AppData\Local\Temp\87a53e43fc1a838c52130abe4607eb0ea70802f3b233e4e74c9edca5920ed2c5.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 2328 wrote to memory of 2740 N/A C:\Users\Admin\AppData\Local\Temp\87a53e43fc1a838c52130abe4607eb0ea70802f3b233e4e74c9edca5920ed2c5.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 2328 wrote to memory of 2740 N/A C:\Users\Admin\AppData\Local\Temp\87a53e43fc1a838c52130abe4607eb0ea70802f3b233e4e74c9edca5920ed2c5.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 2328 wrote to memory of 2740 N/A C:\Users\Admin\AppData\Local\Temp\87a53e43fc1a838c52130abe4607eb0ea70802f3b233e4e74c9edca5920ed2c5.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 2328 wrote to memory of 2740 N/A C:\Users\Admin\AppData\Local\Temp\87a53e43fc1a838c52130abe4607eb0ea70802f3b233e4e74c9edca5920ed2c5.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe

Processes

C:\Users\Admin\AppData\Local\Temp\87a53e43fc1a838c52130abe4607eb0ea70802f3b233e4e74c9edca5920ed2c5.exe

"C:\Users\Admin\AppData\Local\Temp\87a53e43fc1a838c52130abe4607eb0ea70802f3b233e4e74c9edca5920ed2c5.exe"

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe

"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -enc UwB0AGEAcgB0AC0AUwBsAGUAZQBwACAALQBTAGUAYwBvAG4AZABzACAAMQA1AA==

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

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

Network

Country Destination Domain Proto
US 38.91.100.57:32750 tcp
US 38.91.100.57:32750 tcp
US 38.91.100.57:32750 tcp
US 38.91.100.57:32750 tcp
US 38.91.100.57:32750 tcp
US 38.91.100.57:32750 tcp
US 38.91.100.57:32750 tcp
US 38.91.100.57:32750 tcp
US 38.91.100.57:32750 tcp
US 38.91.100.57:32750 tcp
US 38.91.100.57:32750 tcp
US 38.91.100.57:32750 tcp
US 38.91.100.57:32750 tcp
US 38.91.100.57:32750 tcp
US 38.91.100.57:32750 tcp
US 38.91.100.57:32750 tcp
US 38.91.100.57:32750 tcp
US 38.91.100.57:32750 tcp
US 38.91.100.57:32750 tcp

Files

memory/2328-0-0x00000000740EE000-0x00000000740EF000-memory.dmp

memory/2328-1-0x0000000001200000-0x00000000015CE000-memory.dmp

memory/2328-2-0x00000000740EE000-0x00000000740EF000-memory.dmp

memory/2328-3-0x0000000000E60000-0x0000000000F18000-memory.dmp

memory/2328-4-0x00000000740E0000-0x00000000747CE000-memory.dmp

memory/2328-5-0x0000000001020000-0x00000000010B2000-memory.dmp

memory/2088-8-0x00000000028F0000-0x0000000002930000-memory.dmp

memory/2328-9-0x00000000740E0000-0x00000000747CE000-memory.dmp

memory/2088-10-0x00000000028F0000-0x0000000002930000-memory.dmp

memory/2740-11-0x0000000000400000-0x0000000000428000-memory.dmp

memory/2740-14-0x0000000000400000-0x0000000000428000-memory.dmp

memory/2740-20-0x0000000000400000-0x0000000000428000-memory.dmp

memory/2740-19-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2740-17-0x0000000000400000-0x0000000000428000-memory.dmp

memory/2740-15-0x0000000000400000-0x0000000000428000-memory.dmp

memory/2740-24-0x0000000000400000-0x0000000000428000-memory.dmp

memory/2328-23-0x00000000740E0000-0x00000000747CE000-memory.dmp

memory/2740-21-0x0000000000400000-0x0000000000428000-memory.dmp