Malware Analysis Report

2024-11-13 16:31

Sample ID 240510-mchewscc93
Target 02733354b801cdf3f1770a0e9dee66f4b578241105d9ef15117e7bdb1abcad53.exe
SHA256 02733354b801cdf3f1770a0e9dee66f4b578241105d9ef15117e7bdb1abcad53
Tags
agenttesla zgrat keylogger persistence rat spyware stealer 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

02733354b801cdf3f1770a0e9dee66f4b578241105d9ef15117e7bdb1abcad53

Threat Level: Known bad

The file 02733354b801cdf3f1770a0e9dee66f4b578241105d9ef15117e7bdb1abcad53.exe was found to be: Known bad.

Malicious Activity Summary

agenttesla zgrat keylogger persistence rat spyware stealer trojan

Detect ZGRat V1

AgentTesla

ZGRat

Adds Run key to start application

AutoIT Executable

Suspicious use of SetThreadContext

Program crash

Unsigned PE

Suspicious use of FindShellTrayWindow

Suspicious use of SendNotifyMessage

Suspicious use of WriteProcessMemory

Suspicious behavior: MapViewOfSection

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

Suspicious use of SetWindowsHookEx

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-05-10 10:19

Signatures

AutoIT Executable

Description Indicator Process Target
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Unsigned PE

Description Indicator Process Target
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Analysis: behavioral1

Detonation Overview

Submitted

2024-05-10 10:19

Reported

2024-05-10 10:21

Platform

win7-20240419-en

Max time kernel

117s

Max time network

118s

Command Line

"C:\Users\Admin\AppData\Local\Temp\02733354b801cdf3f1770a0e9dee66f4b578241105d9ef15117e7bdb1abcad53.exe"

Signatures

AgentTesla

keylogger trojan stealer spyware agenttesla

Detect ZGRat V1

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ZGRat

rat zgrat

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-481678230-3773327859-3495911762-1000\Software\Microsoft\Windows\CurrentVersion\Run\skyT = "C:\\Users\\Admin\\AppData\\Roaming\\skyT\\skyT.exe" C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2460 set thread context of 3060 N/A C:\Users\Admin\AppData\Local\Temp\02733354b801cdf3f1770a0e9dee66f4b578241105d9ef15117e7bdb1abcad53.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe N/A
N/A N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe N/A

Suspicious behavior: MapViewOfSection

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\02733354b801cdf3f1770a0e9dee66f4b578241105d9ef15117e7bdb1abcad53.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 2460 wrote to memory of 3060 N/A C:\Users\Admin\AppData\Local\Temp\02733354b801cdf3f1770a0e9dee66f4b578241105d9ef15117e7bdb1abcad53.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 2460 wrote to memory of 3060 N/A C:\Users\Admin\AppData\Local\Temp\02733354b801cdf3f1770a0e9dee66f4b578241105d9ef15117e7bdb1abcad53.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 2460 wrote to memory of 3060 N/A C:\Users\Admin\AppData\Local\Temp\02733354b801cdf3f1770a0e9dee66f4b578241105d9ef15117e7bdb1abcad53.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 2460 wrote to memory of 3060 N/A C:\Users\Admin\AppData\Local\Temp\02733354b801cdf3f1770a0e9dee66f4b578241105d9ef15117e7bdb1abcad53.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 2460 wrote to memory of 3060 N/A C:\Users\Admin\AppData\Local\Temp\02733354b801cdf3f1770a0e9dee66f4b578241105d9ef15117e7bdb1abcad53.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 2460 wrote to memory of 3060 N/A C:\Users\Admin\AppData\Local\Temp\02733354b801cdf3f1770a0e9dee66f4b578241105d9ef15117e7bdb1abcad53.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 2460 wrote to memory of 3060 N/A C:\Users\Admin\AppData\Local\Temp\02733354b801cdf3f1770a0e9dee66f4b578241105d9ef15117e7bdb1abcad53.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 2460 wrote to memory of 3060 N/A C:\Users\Admin\AppData\Local\Temp\02733354b801cdf3f1770a0e9dee66f4b578241105d9ef15117e7bdb1abcad53.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe
PID 2460 wrote to memory of 2628 N/A C:\Users\Admin\AppData\Local\Temp\02733354b801cdf3f1770a0e9dee66f4b578241105d9ef15117e7bdb1abcad53.exe C:\Windows\SysWOW64\WerFault.exe
PID 2460 wrote to memory of 2628 N/A C:\Users\Admin\AppData\Local\Temp\02733354b801cdf3f1770a0e9dee66f4b578241105d9ef15117e7bdb1abcad53.exe C:\Windows\SysWOW64\WerFault.exe
PID 2460 wrote to memory of 2628 N/A C:\Users\Admin\AppData\Local\Temp\02733354b801cdf3f1770a0e9dee66f4b578241105d9ef15117e7bdb1abcad53.exe C:\Windows\SysWOW64\WerFault.exe
PID 2460 wrote to memory of 2628 N/A C:\Users\Admin\AppData\Local\Temp\02733354b801cdf3f1770a0e9dee66f4b578241105d9ef15117e7bdb1abcad53.exe C:\Windows\SysWOW64\WerFault.exe

Processes

C:\Users\Admin\AppData\Local\Temp\02733354b801cdf3f1770a0e9dee66f4b578241105d9ef15117e7bdb1abcad53.exe

"C:\Users\Admin\AppData\Local\Temp\02733354b801cdf3f1770a0e9dee66f4b578241105d9ef15117e7bdb1abcad53.exe"

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

"C:\Users\Admin\AppData\Local\Temp\02733354b801cdf3f1770a0e9dee66f4b578241105d9ef15117e7bdb1abcad53.exe"

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2460 -s 316

Network

N/A

Files

C:\Users\Admin\AppData\Local\Temp\apostrophise

MD5 ef174ed98bb82afb97d69659931ece7c
SHA1 9caa78cad45ed7b2918534e31d48b11cabe03b03
SHA256 946a0ccc80707ee58ffa98460cfbe5c93656d35a294c3781db15f8c950dfb216
SHA512 9764fefbc33f31c5454b4929a577e9ab7caf00303406e2b7fd6fecebf640ca4140ba47501dd689b99a9c2a03fd1f409435430ef29ef5717f5c0b99a364f055c3

memory/2460-11-0x0000000000130000-0x0000000000134000-memory.dmp

memory/3060-12-0x0000000000400000-0x0000000000446000-memory.dmp

memory/3060-14-0x0000000000400000-0x0000000000446000-memory.dmp

memory/3060-15-0x0000000000400000-0x0000000000446000-memory.dmp

memory/3060-16-0x0000000073EFE000-0x0000000073EFF000-memory.dmp

memory/3060-17-0x00000000003A0000-0x00000000003F4000-memory.dmp

memory/3060-18-0x0000000000B50000-0x0000000000BA2000-memory.dmp

memory/3060-19-0x0000000073EF0000-0x00000000745DE000-memory.dmp

memory/3060-20-0x0000000073EF0000-0x00000000745DE000-memory.dmp

memory/3060-21-0x0000000073EF0000-0x00000000745DE000-memory.dmp

memory/3060-22-0x0000000000B50000-0x0000000000B9D000-memory.dmp

memory/3060-27-0x0000000000B50000-0x0000000000B9D000-memory.dmp

memory/3060-31-0x0000000000B50000-0x0000000000B9D000-memory.dmp

memory/3060-33-0x0000000000B50000-0x0000000000B9D000-memory.dmp

memory/3060-35-0x0000000000B50000-0x0000000000B9D000-memory.dmp

memory/3060-29-0x0000000000B50000-0x0000000000B9D000-memory.dmp

memory/3060-25-0x0000000000B50000-0x0000000000B9D000-memory.dmp

memory/3060-23-0x0000000000B50000-0x0000000000B9D000-memory.dmp

memory/3060-49-0x0000000000B50000-0x0000000000B9D000-memory.dmp

memory/3060-53-0x0000000000B50000-0x0000000000B9D000-memory.dmp

memory/3060-67-0x0000000000B50000-0x0000000000B9D000-memory.dmp

memory/3060-81-0x0000000000B50000-0x0000000000B9D000-memory.dmp

memory/3060-37-0x0000000000B50000-0x0000000000B9D000-memory.dmp

memory/3060-59-0x0000000000B50000-0x0000000000B9D000-memory.dmp

memory/3060-79-0x0000000000B50000-0x0000000000B9D000-memory.dmp

memory/3060-77-0x0000000000B50000-0x0000000000B9D000-memory.dmp

memory/3060-1054-0x0000000073EF0000-0x00000000745DE000-memory.dmp

memory/3060-75-0x0000000000B50000-0x0000000000B9D000-memory.dmp

memory/3060-73-0x0000000000B50000-0x0000000000B9D000-memory.dmp

memory/3060-71-0x0000000000B50000-0x0000000000B9D000-memory.dmp

memory/3060-69-0x0000000000B50000-0x0000000000B9D000-memory.dmp

memory/3060-65-0x0000000000B50000-0x0000000000B9D000-memory.dmp

memory/3060-63-0x0000000000B50000-0x0000000000B9D000-memory.dmp

memory/3060-61-0x0000000000B50000-0x0000000000B9D000-memory.dmp

memory/3060-57-0x0000000000B50000-0x0000000000B9D000-memory.dmp

memory/3060-55-0x0000000000B50000-0x0000000000B9D000-memory.dmp

memory/3060-51-0x0000000000B50000-0x0000000000B9D000-memory.dmp

memory/3060-47-0x0000000000B50000-0x0000000000B9D000-memory.dmp

memory/3060-45-0x0000000000B50000-0x0000000000B9D000-memory.dmp

memory/3060-43-0x0000000000B50000-0x0000000000B9D000-memory.dmp

memory/3060-41-0x0000000000B50000-0x0000000000B9D000-memory.dmp

memory/3060-39-0x0000000000B50000-0x0000000000B9D000-memory.dmp

memory/3060-1056-0x0000000073EFE000-0x0000000073EFF000-memory.dmp

memory/3060-1057-0x0000000073EF0000-0x00000000745DE000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-05-10 10:19

Reported

2024-05-10 10:21

Platform

win10v2004-20240508-en

Max time kernel

148s

Max time network

151s

Command Line

"C:\Users\Admin\AppData\Local\Temp\02733354b801cdf3f1770a0e9dee66f4b578241105d9ef15117e7bdb1abcad53.exe"

Signatures

AgentTesla

keylogger trojan stealer spyware agenttesla

Detect ZGRat V1

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ZGRat

rat zgrat

Adds Run key to start application

persistence
Description Indicator Process Target
Set value (str) \REGISTRY\USER\S-1-5-21-1337824034-2731376981-3755436523-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\skyT = "C:\\Users\\Admin\\AppData\\Roaming\\skyT\\skyT.exe" C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 4528 set thread context of 2368 N/A C:\Users\Admin\AppData\Local\Temp\02733354b801cdf3f1770a0e9dee66f4b578241105d9ef15117e7bdb1abcad53.exe C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe

Suspicious behavior: EnumeratesProcesses

Description Indicator Process Target
N/A N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe N/A
N/A N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe N/A

Suspicious behavior: MapViewOfSection

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\02733354b801cdf3f1770a0e9dee66f4b578241105d9ef15117e7bdb1abcad53.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe N/A

Suspicious use of SetWindowsHookEx

Description Indicator Process Target
N/A N/A C:\Windows\Microsoft.NET\Framework\v4.0.30319\RegSvcs.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\02733354b801cdf3f1770a0e9dee66f4b578241105d9ef15117e7bdb1abcad53.exe

"C:\Users\Admin\AppData\Local\Temp\02733354b801cdf3f1770a0e9dee66f4b578241105d9ef15117e7bdb1abcad53.exe"

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

"C:\Users\Admin\AppData\Local\Temp\02733354b801cdf3f1770a0e9dee66f4b578241105d9ef15117e7bdb1abcad53.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 20.160.190.20.in-addr.arpa udp
US 8.8.8.8:53 79.190.18.2.in-addr.arpa udp
US 8.8.8.8:53 26.35.223.20.in-addr.arpa udp
NL 23.62.61.160:443 www.bing.com tcp
US 8.8.8.8:53 160.61.62.23.in-addr.arpa udp
US 8.8.8.8:53 26.165.165.52.in-addr.arpa udp
US 8.8.8.8:53 206.23.85.13.in-addr.arpa udp
US 8.8.8.8:53 142.53.16.96.in-addr.arpa udp
US 8.8.8.8:53 19.229.111.52.in-addr.arpa udp
US 8.8.8.8:53 0.204.248.87.in-addr.arpa udp
US 8.8.8.8:53 93.65.42.20.in-addr.arpa udp

Files

C:\Users\Admin\AppData\Local\Temp\aut444C.tmp

MD5 ef174ed98bb82afb97d69659931ece7c
SHA1 9caa78cad45ed7b2918534e31d48b11cabe03b03
SHA256 946a0ccc80707ee58ffa98460cfbe5c93656d35a294c3781db15f8c950dfb216
SHA512 9764fefbc33f31c5454b4929a577e9ab7caf00303406e2b7fd6fecebf640ca4140ba47501dd689b99a9c2a03fd1f409435430ef29ef5717f5c0b99a364f055c3

memory/4528-12-0x0000000003830000-0x0000000003834000-memory.dmp

memory/2368-13-0x0000000000400000-0x0000000000446000-memory.dmp

memory/2368-15-0x0000000000400000-0x0000000000446000-memory.dmp

memory/2368-16-0x0000000000400000-0x0000000000446000-memory.dmp

memory/2368-14-0x0000000000400000-0x0000000000446000-memory.dmp

memory/2368-17-0x00000000738DE000-0x00000000738DF000-memory.dmp

memory/2368-18-0x0000000005170000-0x00000000051C4000-memory.dmp

memory/2368-19-0x00000000738D0000-0x0000000074080000-memory.dmp

memory/2368-20-0x00000000058B0000-0x0000000005E54000-memory.dmp

memory/2368-21-0x0000000005250000-0x00000000052A2000-memory.dmp

memory/2368-29-0x0000000005250000-0x000000000529D000-memory.dmp

memory/2368-33-0x0000000005250000-0x000000000529D000-memory.dmp

memory/2368-81-0x0000000005250000-0x000000000529D000-memory.dmp

memory/2368-79-0x0000000005250000-0x000000000529D000-memory.dmp

memory/2368-77-0x0000000005250000-0x000000000529D000-memory.dmp

memory/2368-73-0x0000000005250000-0x000000000529D000-memory.dmp

memory/2368-71-0x0000000005250000-0x000000000529D000-memory.dmp

memory/2368-69-0x0000000005250000-0x000000000529D000-memory.dmp

memory/2368-67-0x0000000005250000-0x000000000529D000-memory.dmp

memory/2368-65-0x0000000005250000-0x000000000529D000-memory.dmp

memory/2368-63-0x0000000005250000-0x000000000529D000-memory.dmp

memory/2368-61-0x0000000005250000-0x000000000529D000-memory.dmp

memory/2368-59-0x0000000005250000-0x000000000529D000-memory.dmp

memory/2368-57-0x0000000005250000-0x000000000529D000-memory.dmp

memory/2368-55-0x0000000005250000-0x000000000529D000-memory.dmp

memory/2368-51-0x0000000005250000-0x000000000529D000-memory.dmp

memory/2368-49-0x0000000005250000-0x000000000529D000-memory.dmp

memory/2368-47-0x0000000005250000-0x000000000529D000-memory.dmp

memory/2368-45-0x0000000005250000-0x000000000529D000-memory.dmp

memory/2368-43-0x0000000005250000-0x000000000529D000-memory.dmp

memory/2368-41-0x0000000005250000-0x000000000529D000-memory.dmp

memory/2368-39-0x0000000005250000-0x000000000529D000-memory.dmp

memory/2368-37-0x0000000005250000-0x000000000529D000-memory.dmp

memory/2368-35-0x0000000005250000-0x000000000529D000-memory.dmp

memory/2368-31-0x0000000005250000-0x000000000529D000-memory.dmp

memory/2368-27-0x0000000005250000-0x000000000529D000-memory.dmp

memory/2368-25-0x0000000005250000-0x000000000529D000-memory.dmp

memory/2368-75-0x0000000005250000-0x000000000529D000-memory.dmp

memory/2368-53-0x0000000005250000-0x000000000529D000-memory.dmp

memory/2368-23-0x0000000005250000-0x000000000529D000-memory.dmp

memory/2368-22-0x0000000005250000-0x000000000529D000-memory.dmp

memory/2368-1054-0x00000000738D0000-0x0000000074080000-memory.dmp

memory/2368-1055-0x0000000005470000-0x00000000054D6000-memory.dmp

memory/2368-1057-0x0000000006360000-0x00000000063B0000-memory.dmp

memory/2368-1058-0x0000000006460000-0x00000000064F2000-memory.dmp

memory/2368-1059-0x0000000006610000-0x000000000661A000-memory.dmp

memory/2368-1060-0x0000000000400000-0x0000000000446000-memory.dmp

memory/2368-1061-0x00000000738DE000-0x00000000738DF000-memory.dmp

memory/2368-1062-0x00000000738D0000-0x0000000074080000-memory.dmp