Malware Analysis Report

2024-12-06 03:16

Sample ID 241116-hs7x9ssbjb
Target 059EA19D73D0FCDE9100CC085627169D.exe
SHA256 6f57d16541da2643046a91a928edf231bad5823141b0f47ae858ab5c7ea383a1
Tags
azorult guloader discovery downloader infostealer 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: behavioral3

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral4

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

6f57d16541da2643046a91a928edf231bad5823141b0f47ae858ab5c7ea383a1

Threat Level: Known bad

The file 059EA19D73D0FCDE9100CC085627169D.exe was found to be: Known bad.

Malicious Activity Summary

azorult guloader discovery downloader infostealer trojan

Azorult family

Guloader family

Azorult

Guloader,Cloudeye

Loads dropped DLL

Suspicious use of SetThreadContext

Suspicious use of NtSetInformationThreadHideFromDebugger

Suspicious use of NtCreateThreadExHideFromDebugger

Program crash

Unsigned PE

Enumerates physical storage devices

System Location Discovery: System Language Discovery

Suspicious behavior: MapViewOfSection

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-16 07:01

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-16 07:01

Reported

2024-11-16 07:03

Platform

win7-20240903-en

Max time kernel

118s

Max time network

120s

Command Line

"C:\Users\Admin\AppData\Local\Temp\059EA19D73D0FCDE9100CC085627169D.exe"

Signatures

Azorult

trojan infostealer azorult

Azorult family

azorult

Guloader family

guloader

Guloader,Cloudeye

downloader guloader

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\059EA19D73D0FCDE9100CC085627169D.exe N/A

Suspicious use of NtCreateThreadExHideFromDebugger

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\059EA19D73D0FCDE9100CC085627169D.exe N/A

Suspicious use of NtSetInformationThreadHideFromDebugger

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\059EA19D73D0FCDE9100CC085627169D.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\059EA19D73D0FCDE9100CC085627169D.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2260 set thread context of 2784 N/A C:\Users\Admin\AppData\Local\Temp\059EA19D73D0FCDE9100CC085627169D.exe C:\Users\Admin\AppData\Local\Temp\059EA19D73D0FCDE9100CC085627169D.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\059EA19D73D0FCDE9100CC085627169D.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\059EA19D73D0FCDE9100CC085627169D.exe N/A

Suspicious behavior: MapViewOfSection

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\059EA19D73D0FCDE9100CC085627169D.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\059EA19D73D0FCDE9100CC085627169D.exe

"C:\Users\Admin\AppData\Local\Temp\059EA19D73D0FCDE9100CC085627169D.exe"

C:\Users\Admin\AppData\Local\Temp\059EA19D73D0FCDE9100CC085627169D.exe

"C:\Users\Admin\AppData\Local\Temp\059EA19D73D0FCDE9100CC085627169D.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 mertvinc.com.tr udp
TR 185.244.144.68:80 mertvinc.com.tr tcp
US 8.8.8.8:53 mhlc.shop udp
US 172.67.208.107:80 mhlc.shop tcp

Files

\Users\Admin\AppData\Local\Temp\nsy1824.tmp\System.dll

MD5 fc90dfb694d0e17b013d6f818bce41b0
SHA1 3243969886d640af3bfa442728b9f0dff9d5f5b0
SHA256 7fe77ca13121a113c59630a3dba0c8aaa6372e8082393274da8f8608c4ce4528
SHA512 324f13aa7a33c6408e2a57c3484d1691ecee7c3c1366de2bb8978c8dc66b18425d8cab5a32d1702c13c43703e36148a022263de7166afdce141da2b01169f1c6

memory/2260-12-0x0000000003450000-0x0000000005B61000-memory.dmp

memory/2260-13-0x0000000076F31000-0x0000000077032000-memory.dmp

memory/2260-14-0x0000000076F30000-0x00000000770D9000-memory.dmp

memory/2260-15-0x0000000003450000-0x0000000005B61000-memory.dmp

memory/2784-16-0x0000000076F30000-0x00000000770D9000-memory.dmp

memory/2260-17-0x0000000003450000-0x0000000005B61000-memory.dmp

memory/2784-18-0x0000000000480000-0x00000000014E2000-memory.dmp

memory/2784-19-0x0000000000480000-0x00000000014E2000-memory.dmp

memory/2784-23-0x0000000000480000-0x00000000014E2000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-16 07:01

Reported

2024-11-16 07:03

Platform

win10v2004-20241007-en

Max time kernel

148s

Max time network

150s

Command Line

"C:\Users\Admin\AppData\Local\Temp\059EA19D73D0FCDE9100CC085627169D.exe"

Signatures

Azorult

trojan infostealer azorult

Azorult family

azorult

Guloader family

guloader

Guloader,Cloudeye

downloader guloader

Loads dropped DLL

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\059EA19D73D0FCDE9100CC085627169D.exe N/A

Suspicious use of NtCreateThreadExHideFromDebugger

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\059EA19D73D0FCDE9100CC085627169D.exe N/A

Suspicious use of NtSetInformationThreadHideFromDebugger

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\059EA19D73D0FCDE9100CC085627169D.exe N/A
N/A N/A C:\Users\Admin\AppData\Local\Temp\059EA19D73D0FCDE9100CC085627169D.exe N/A

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 4048 set thread context of 380 N/A C:\Users\Admin\AppData\Local\Temp\059EA19D73D0FCDE9100CC085627169D.exe C:\Users\Admin\AppData\Local\Temp\059EA19D73D0FCDE9100CC085627169D.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\059EA19D73D0FCDE9100CC085627169D.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\059EA19D73D0FCDE9100CC085627169D.exe N/A

Suspicious behavior: MapViewOfSection

Description Indicator Process Target
N/A N/A C:\Users\Admin\AppData\Local\Temp\059EA19D73D0FCDE9100CC085627169D.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\059EA19D73D0FCDE9100CC085627169D.exe

"C:\Users\Admin\AppData\Local\Temp\059EA19D73D0FCDE9100CC085627169D.exe"

C:\Users\Admin\AppData\Local\Temp\059EA19D73D0FCDE9100CC085627169D.exe

"C:\Users\Admin\AppData\Local\Temp\059EA19D73D0FCDE9100CC085627169D.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 8.8.8.8.in-addr.arpa udp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 172.210.232.199.in-addr.arpa udp
US 8.8.8.8:53 138.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 154.239.44.20.in-addr.arpa udp
US 8.8.8.8:53 mertvinc.com.tr udp
TR 185.244.144.68:80 mertvinc.com.tr tcp
US 8.8.8.8:53 mhlc.shop udp
US 104.21.23.20:80 mhlc.shop tcp
US 8.8.8.8:53 68.144.244.185.in-addr.arpa udp
US 8.8.8.8:53 20.23.21.104.in-addr.arpa udp
US 8.8.8.8:53 56.163.245.4.in-addr.arpa udp
US 8.8.8.8:53 198.187.3.20.in-addr.arpa udp
US 8.8.8.8:53 88.210.23.2.in-addr.arpa udp

Files

C:\Users\Admin\AppData\Local\Temp\nsx8BD7.tmp\System.dll

MD5 fc90dfb694d0e17b013d6f818bce41b0
SHA1 3243969886d640af3bfa442728b9f0dff9d5f5b0
SHA256 7fe77ca13121a113c59630a3dba0c8aaa6372e8082393274da8f8608c4ce4528
SHA512 324f13aa7a33c6408e2a57c3484d1691ecee7c3c1366de2bb8978c8dc66b18425d8cab5a32d1702c13c43703e36148a022263de7166afdce141da2b01169f1c6

memory/4048-12-0x0000000003290000-0x00000000059A1000-memory.dmp

memory/4048-13-0x0000000077941000-0x0000000077A61000-memory.dmp

memory/4048-14-0x0000000003290000-0x00000000059A1000-memory.dmp

memory/4048-15-0x0000000010004000-0x0000000010005000-memory.dmp

memory/4048-16-0x0000000003290000-0x00000000059A1000-memory.dmp

memory/380-17-0x00000000016E0000-0x0000000003DF1000-memory.dmp

memory/380-20-0x0000000000060000-0x0000000000087000-memory.dmp

memory/380-18-0x0000000000480000-0x00000000016D4000-memory.dmp

memory/380-19-0x0000000000480000-0x00000000016D4000-memory.dmp

memory/380-21-0x00000000016E0000-0x0000000003DF1000-memory.dmp

memory/380-22-0x0000000000480000-0x00000000016D4000-memory.dmp

memory/380-25-0x0000000000480000-0x00000000016D4000-memory.dmp

Analysis: behavioral3

Detonation Overview

Submitted

2024-11-16 07:01

Reported

2024-11-16 07:03

Platform

win7-20240903-en

Max time kernel

117s

Max time network

118s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1

Signatures

Program crash

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Windows\SysWOW64\rundll32.exe

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\rundll32.exe N/A

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 2428 -s 224

Network

N/A

Files

N/A

Analysis: behavioral4

Detonation Overview

Submitted

2024-11-16 07:01

Reported

2024-11-16 07:03

Platform

win10v2004-20241007-en

Max time kernel

94s

Max time network

135s

Command Line

rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1

Signatures

Program crash

Description Indicator Process Target
N/A N/A C:\Windows\SysWOW64\WerFault.exe C:\Windows\SysWOW64\rundll32.exe

System Location Discovery: System Language Discovery

discovery
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Windows\SysWOW64\rundll32.exe N/A

Suspicious use of WriteProcessMemory

Description Indicator Process Target
PID 864 wrote to memory of 4792 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 864 wrote to memory of 4792 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 864 wrote to memory of 4792 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe

Processes

C:\Windows\system32\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1

C:\Windows\SysWOW64\rundll32.exe

rundll32.exe C:\Users\Admin\AppData\Local\Temp\$PLUGINSDIR\System.dll,#1

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 4792 -ip 4792

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4792 -s 612

Network

Country Destination Domain Proto
US 8.8.8.8:53 28.118.140.52.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 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 53.210.109.20.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 65.139.73.23.in-addr.arpa udp

Files

N/A