Malware Analysis Report

2024-11-13 16:29

Sample ID 241108-myteaaznhy
Target 77526e613ea288bb1d71984839242425
SHA256 253dac045440d4f57c049b87c90f3665c7bb26f8822e71d2b512f4b7f31fc3c0
Tags
redline zgrat ws-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

253dac045440d4f57c049b87c90f3665c7bb26f8822e71d2b512f4b7f31fc3c0

Threat Level: Known bad

The file 77526e613ea288bb1d71984839242425 was found to be: Known bad.

Malicious Activity Summary

redline zgrat ws-19 agilenet discovery infostealer rat

ZGRat

Redline family

Detect ZGRat V2

Zgrat family

RedLine

RedLine payload

Obfuscated with Agile.Net obfuscator

Checks computer location settings

Suspicious use of SetThreadContext

System Location Discovery: System Language Discovery

Unsigned PE

Enumerates physical storage devices

Suspicious behavior: EnumeratesProcesses

Suspicious use of AdjustPrivilegeToken

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-08 10:52

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 10:52

Reported

2024-11-08 10:55

Platform

win10v2004-20241007-en

Max time kernel

147s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\WhatsApp-cleaned.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-1-5-21-3442511616-637977696-3186306149-1000\Control Panel\International\Geo\Nation C:\Users\Admin\AppData\Local\Temp\WhatsApp-cleaned.exe N/A

Obfuscated with Agile.Net obfuscator

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

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 3744 set thread context of 2304 N/A C:\Users\Admin\AppData\Local\Temp\WhatsApp-cleaned.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe

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\WhatsApp-cleaned.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\WhatsApp-cleaned.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 3744 wrote to memory of 3940 N/A C:\Users\Admin\AppData\Local\Temp\WhatsApp-cleaned.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 3744 wrote to memory of 3940 N/A C:\Users\Admin\AppData\Local\Temp\WhatsApp-cleaned.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 3744 wrote to memory of 3940 N/A C:\Users\Admin\AppData\Local\Temp\WhatsApp-cleaned.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 3744 wrote to memory of 2304 N/A C:\Users\Admin\AppData\Local\Temp\WhatsApp-cleaned.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 3744 wrote to memory of 2304 N/A C:\Users\Admin\AppData\Local\Temp\WhatsApp-cleaned.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 3744 wrote to memory of 2304 N/A C:\Users\Admin\AppData\Local\Temp\WhatsApp-cleaned.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 3744 wrote to memory of 2304 N/A C:\Users\Admin\AppData\Local\Temp\WhatsApp-cleaned.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 3744 wrote to memory of 2304 N/A C:\Users\Admin\AppData\Local\Temp\WhatsApp-cleaned.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 3744 wrote to memory of 2304 N/A C:\Users\Admin\AppData\Local\Temp\WhatsApp-cleaned.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 3744 wrote to memory of 2304 N/A C:\Users\Admin\AppData\Local\Temp\WhatsApp-cleaned.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 3744 wrote to memory of 2304 N/A C:\Users\Admin\AppData\Local\Temp\WhatsApp-cleaned.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe

Processes

C:\Users\Admin\AppData\Local\Temp\WhatsApp-cleaned.exe

"C:\Users\Admin\AppData\Local\Temp\WhatsApp-cleaned.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 8.8.8.8:53 217.106.137.52.in-addr.arpa udp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 58.55.71.13.in-addr.arpa udp
US 8.8.8.8:53 56.163.245.4.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 172.214.232.199.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 8.8.8.8:53 172.210.232.199.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 8.8.8.8:53 19.229.111.52.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

Files

memory/3744-0-0x0000000074AEE000-0x0000000074AEF000-memory.dmp

memory/3744-1-0x0000000000B90000-0x0000000000F82000-memory.dmp

memory/3744-2-0x0000000074AEE000-0x0000000074AEF000-memory.dmp

memory/3744-3-0x0000000005890000-0x0000000005946000-memory.dmp

memory/3744-4-0x0000000074AE0000-0x0000000075290000-memory.dmp

memory/3744-5-0x0000000005A40000-0x0000000005AD2000-memory.dmp

memory/3744-6-0x0000000005C20000-0x0000000005C42000-memory.dmp

memory/3744-7-0x0000000005C50000-0x0000000005FA4000-memory.dmp

memory/3940-8-0x00000000031A0000-0x00000000031D6000-memory.dmp

memory/3940-9-0x0000000074AE0000-0x0000000075290000-memory.dmp

memory/3940-10-0x0000000005980000-0x0000000005FA8000-memory.dmp

memory/3940-11-0x0000000074AE0000-0x0000000075290000-memory.dmp

memory/3940-12-0x0000000074AE0000-0x0000000075290000-memory.dmp

memory/3940-14-0x0000000006180000-0x00000000061E6000-memory.dmp

memory/3940-13-0x0000000006060000-0x00000000060C6000-memory.dmp

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_gz5kome1.c4v.ps1

MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

memory/3940-24-0x0000000006770000-0x000000000678E000-memory.dmp

memory/3940-25-0x0000000006D20000-0x0000000006D6C000-memory.dmp

memory/3940-26-0x0000000007DB0000-0x000000000842A000-memory.dmp

memory/3940-27-0x0000000006C30000-0x0000000006C4A000-memory.dmp

memory/3744-28-0x0000000074AE0000-0x0000000075290000-memory.dmp

memory/3940-29-0x0000000074AE0000-0x0000000075290000-memory.dmp

memory/3940-32-0x0000000074AE0000-0x0000000075290000-memory.dmp

memory/2304-33-0x0000000000400000-0x0000000000428000-memory.dmp

memory/2304-35-0x0000000074AE0000-0x0000000075290000-memory.dmp

memory/3744-36-0x0000000074AE0000-0x0000000075290000-memory.dmp

memory/2304-37-0x00000000057D0000-0x0000000005DE8000-memory.dmp

memory/2304-38-0x0000000005320000-0x000000000542A000-memory.dmp

memory/2304-39-0x0000000005250000-0x0000000005262000-memory.dmp

memory/2304-40-0x00000000052B0000-0x00000000052EC000-memory.dmp

memory/2304-41-0x0000000005430000-0x000000000547C000-memory.dmp

memory/2304-42-0x0000000074AE0000-0x0000000075290000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-08 10:52

Reported

2024-11-08 10:55

Platform

win7-20241023-en

Max time kernel

146s

Max time network

148s

Command Line

"C:\Users\Admin\AppData\Local\Temp\WhatsApp-cleaned.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

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2140 set thread context of 2896 N/A C:\Users\Admin\AppData\Local\Temp\WhatsApp-cleaned.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe

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\WhatsApp-cleaned.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\WhatsApp-cleaned.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2140 wrote to memory of 468 N/A C:\Users\Admin\AppData\Local\Temp\WhatsApp-cleaned.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 2140 wrote to memory of 468 N/A C:\Users\Admin\AppData\Local\Temp\WhatsApp-cleaned.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 2140 wrote to memory of 468 N/A C:\Users\Admin\AppData\Local\Temp\WhatsApp-cleaned.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 2140 wrote to memory of 468 N/A C:\Users\Admin\AppData\Local\Temp\WhatsApp-cleaned.exe C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
PID 2140 wrote to memory of 2896 N/A C:\Users\Admin\AppData\Local\Temp\WhatsApp-cleaned.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 2140 wrote to memory of 2896 N/A C:\Users\Admin\AppData\Local\Temp\WhatsApp-cleaned.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 2140 wrote to memory of 2896 N/A C:\Users\Admin\AppData\Local\Temp\WhatsApp-cleaned.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 2140 wrote to memory of 2896 N/A C:\Users\Admin\AppData\Local\Temp\WhatsApp-cleaned.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 2140 wrote to memory of 2896 N/A C:\Users\Admin\AppData\Local\Temp\WhatsApp-cleaned.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 2140 wrote to memory of 2896 N/A C:\Users\Admin\AppData\Local\Temp\WhatsApp-cleaned.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 2140 wrote to memory of 2896 N/A C:\Users\Admin\AppData\Local\Temp\WhatsApp-cleaned.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 2140 wrote to memory of 2896 N/A C:\Users\Admin\AppData\Local\Temp\WhatsApp-cleaned.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 2140 wrote to memory of 2896 N/A C:\Users\Admin\AppData\Local\Temp\WhatsApp-cleaned.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 2140 wrote to memory of 2896 N/A C:\Users\Admin\AppData\Local\Temp\WhatsApp-cleaned.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 2140 wrote to memory of 2896 N/A C:\Users\Admin\AppData\Local\Temp\WhatsApp-cleaned.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe
PID 2140 wrote to memory of 2896 N/A C:\Users\Admin\AppData\Local\Temp\WhatsApp-cleaned.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\InstallUtil.exe

Processes

C:\Users\Admin\AppData\Local\Temp\WhatsApp-cleaned.exe

"C:\Users\Admin\AppData\Local\Temp\WhatsApp-cleaned.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

Files

memory/2140-0-0x000000007423E000-0x000000007423F000-memory.dmp

memory/2140-1-0x0000000001170000-0x0000000001562000-memory.dmp

memory/2140-2-0x000000007423E000-0x000000007423F000-memory.dmp

memory/2140-3-0x00000000009C0000-0x0000000000A76000-memory.dmp

memory/2140-4-0x0000000074230000-0x000000007491E000-memory.dmp

memory/2140-5-0x00000000052F0000-0x0000000005382000-memory.dmp

memory/468-8-0x0000000002DC0000-0x0000000002E00000-memory.dmp

memory/2140-9-0x0000000074230000-0x000000007491E000-memory.dmp

memory/468-10-0x0000000002DC0000-0x0000000002E00000-memory.dmp

memory/2896-11-0x0000000000400000-0x0000000000428000-memory.dmp

memory/2896-19-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

memory/2896-20-0x0000000000400000-0x0000000000428000-memory.dmp

memory/2896-21-0x0000000000400000-0x0000000000428000-memory.dmp

memory/2896-17-0x0000000000400000-0x0000000000428000-memory.dmp

memory/2896-15-0x0000000000400000-0x0000000000428000-memory.dmp

memory/2896-13-0x0000000000400000-0x0000000000428000-memory.dmp

memory/2896-22-0x0000000000400000-0x0000000000428000-memory.dmp

memory/2140-23-0x0000000074230000-0x000000007491E000-memory.dmp