Malware Analysis Report

2024-11-15 10:21

Sample ID 241106-nypa1azfkj
Target Quotation.exe
SHA256 a263d90121419ff2a129c3de09e261e92580fb096a69c0333c47156d9827ef1f
Tags
agenttesla guloader discovery downloader keylogger 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: behavioral3

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral4

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral5

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral6

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

a263d90121419ff2a129c3de09e261e92580fb096a69c0333c47156d9827ef1f

Threat Level: Known bad

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

Malicious Activity Summary

agenttesla guloader discovery downloader keylogger spyware stealer trojan

AgentTesla

Guloader,Cloudeye

Guloader family

Agenttesla family

Reads user/profile data of web browsers

Reads user/profile data of local email clients

Loads dropped DLL

Reads WinSCP keys stored on the system

Reads data files stored by FTP clients

Legitimate hosting services abused for malware hosting/C2

Looks up external IP address via web service

Suspicious use of NtCreateThreadExHideFromDebugger

Suspicious use of NtSetInformationThreadHideFromDebugger

Suspicious use of SetThreadContext

Drops file in Program Files directory

Program crash

Enumerates physical storage devices

System Location Discovery: System Language Discovery

Unsigned PE

Suspicious use of SetWindowsHookEx

Suspicious use of AdjustPrivilegeToken

Suspicious behavior: EnumeratesProcesses

Suspicious behavior: MapViewOfSection

Suspicious use of WriteProcessMemory

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-06 11:48

Signatures

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-06 11:48

Reported

2024-11-06 11:51

Platform

win7-20241010-en

Max time kernel

141s

Max time network

80s

Command Line

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

Signatures

AgentTesla

keylogger trojan stealer spyware agenttesla

Agenttesla family

agenttesla

Guloader family

guloader

Guloader,Cloudeye

downloader guloader

Loads dropped DLL

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

Reads WinSCP keys stored on the system

spyware stealer

Reads data files stored by FTP clients

spyware stealer

Reads user/profile data of local email clients

spyware stealer

Reads user/profile data of web browsers

spyware stealer

Legitimate hosting services abused for malware hosting/C2

Description Indicator Process Target
N/A drive.google.com N/A N/A
N/A drive.google.com N/A N/A

Looks up external IP address via web service

Description Indicator Process Target
N/A api.ipify.org N/A N/A
N/A api.ipify.org N/A N/A

Suspicious use of NtCreateThreadExHideFromDebugger

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

Suspicious use of NtSetInformationThreadHideFromDebugger

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

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 2052 set thread context of 1660 N/A C:\Users\Admin\AppData\Local\Temp\Quotation.exe C:\Users\Admin\AppData\Local\Temp\Quotation.exe

Drops file in Program Files directory

Description Indicator Process Target
File opened for modification C:\Program Files (x86)\Common Files\brisantgranatens\baegersvamp.For C:\Users\Admin\AppData\Local\Temp\Quotation.exe N/A
File opened for modification C:\Program Files (x86)\Common Files\Azonic255\lithoclase.ini C:\Users\Admin\AppData\Local\Temp\Quotation.exe 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\Quotation.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\Quotation.exe N/A

Suspicious behavior: EnumeratesProcesses

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

Suspicious behavior: MapViewOfSection

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

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Quotation.exe N/A

Suspicious use of SetWindowsHookEx

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

Processes

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

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

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

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

Network

Country Destination Domain Proto
US 8.8.8.8:53 drive.google.com udp
GB 142.250.187.206:443 drive.google.com tcp
US 8.8.8.8:53 c.pki.goog udp
GB 142.250.187.227:80 c.pki.goog tcp
US 8.8.8.8:53 o.pki.goog udp
GB 142.250.187.227:80 o.pki.goog tcp
US 8.8.8.8:53 drive.usercontent.google.com udp
GB 172.217.16.225:443 drive.usercontent.google.com tcp
US 8.8.8.8:53 api.ipify.org udp
US 104.26.12.205:443 api.ipify.org tcp

Files

\Users\Admin\AppData\Local\Temp\nsz5FAF.tmp\System.dll

MD5 d6f54d2cefdf58836805796f55bfc846
SHA1 b980addc1a755b968dd5799179d3b4f1c2de9d2d
SHA256 f917aef484d1fbb4d723b2e2d3045cb6f5f664e61fbb3d5c577bd1c215de55d9
SHA512 ce67da936a93d46ef7e81abc8276787c82fd844c03630ba18afc3528c7e420c3228bfe82aeda083bb719f2d1314afae913362abd1e220cb364606519690d45db

memory/2052-16-0x00000000035D0000-0x0000000004CF4000-memory.dmp

memory/2052-17-0x00000000035D0000-0x0000000004CF4000-memory.dmp

memory/2052-18-0x00000000775C1000-0x00000000776C2000-memory.dmp

memory/2052-19-0x00000000775C0000-0x0000000077769000-memory.dmp

memory/1660-20-0x00000000775C0000-0x0000000077769000-memory.dmp

memory/2052-21-0x00000000035D0000-0x0000000004CF4000-memory.dmp

memory/1660-43-0x0000000000820000-0x0000000001882000-memory.dmp

memory/1660-44-0x0000000000820000-0x0000000000860000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-06 11:48

Reported

2024-11-06 11:51

Platform

win10v2004-20241007-en

Max time kernel

150s

Max time network

151s

Command Line

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

Signatures

AgentTesla

keylogger trojan stealer spyware agenttesla

Agenttesla family

agenttesla

Guloader family

guloader

Guloader,Cloudeye

downloader guloader

Loads dropped DLL

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

Reads WinSCP keys stored on the system

spyware stealer

Reads data files stored by FTP clients

spyware stealer

Reads user/profile data of local email clients

spyware stealer

Reads user/profile data of web browsers

spyware stealer

Legitimate hosting services abused for malware hosting/C2

Description Indicator Process Target
N/A drive.google.com N/A N/A
N/A drive.google.com N/A N/A

Looks up external IP address via web service

Description Indicator Process Target
N/A api.ipify.org N/A N/A
N/A api.ipify.org N/A N/A

Suspicious use of NtCreateThreadExHideFromDebugger

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

Suspicious use of NtSetInformationThreadHideFromDebugger

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

Suspicious use of SetThreadContext

Description Indicator Process Target
PID 4384 set thread context of 1156 N/A C:\Users\Admin\AppData\Local\Temp\Quotation.exe C:\Users\Admin\AppData\Local\Temp\Quotation.exe

Drops file in Program Files directory

Description Indicator Process Target
File opened for modification C:\Program Files (x86)\Common Files\brisantgranatens\baegersvamp.For C:\Users\Admin\AppData\Local\Temp\Quotation.exe N/A
File opened for modification C:\Program Files (x86)\Common Files\Azonic255\lithoclase.ini C:\Users\Admin\AppData\Local\Temp\Quotation.exe 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\Quotation.exe N/A
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language C:\Users\Admin\AppData\Local\Temp\Quotation.exe N/A

Suspicious behavior: EnumeratesProcesses

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

Suspicious behavior: MapViewOfSection

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

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\Quotation.exe N/A

Suspicious use of SetWindowsHookEx

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

Processes

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

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

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

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

Network

Country Destination Domain Proto
US 8.8.8.8:53 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 140.32.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 57.169.31.20.in-addr.arpa udp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 13.86.106.20.in-addr.arpa udp
US 8.8.8.8:53 drive.google.com udp
GB 142.250.187.206:443 drive.google.com tcp
US 8.8.8.8:53 206.187.250.142.in-addr.arpa udp
US 8.8.8.8:53 c.pki.goog udp
GB 142.250.187.227:80 c.pki.goog tcp
US 8.8.8.8:53 227.187.250.142.in-addr.arpa udp
US 8.8.8.8:53 o.pki.goog udp
GB 172.217.16.227:80 o.pki.goog tcp
US 8.8.8.8:53 drive.usercontent.google.com udp
GB 172.217.16.225:443 drive.usercontent.google.com tcp
US 8.8.8.8:53 227.16.217.172.in-addr.arpa udp
US 8.8.8.8:53 225.16.217.172.in-addr.arpa udp
US 8.8.8.8:53 api.ipify.org udp
US 172.67.74.152:443 api.ipify.org tcp
US 8.8.8.8:53 152.74.67.172.in-addr.arpa udp
US 8.8.8.8:53 197.87.175.4.in-addr.arpa udp
US 8.8.8.8:53 18.31.95.13.in-addr.arpa udp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 10.27.171.150.in-addr.arpa udp
US 8.8.8.8:53 27.173.189.20.in-addr.arpa udp

Files

C:\Users\Admin\AppData\Local\Temp\nseB6A0.tmp\System.dll

MD5 d6f54d2cefdf58836805796f55bfc846
SHA1 b980addc1a755b968dd5799179d3b4f1c2de9d2d
SHA256 f917aef484d1fbb4d723b2e2d3045cb6f5f664e61fbb3d5c577bd1c215de55d9
SHA512 ce67da936a93d46ef7e81abc8276787c82fd844c03630ba18afc3528c7e420c3228bfe82aeda083bb719f2d1314afae913362abd1e220cb364606519690d45db

memory/4384-15-0x0000000004DB0000-0x00000000064D4000-memory.dmp

memory/4384-16-0x0000000077DF1000-0x0000000077F11000-memory.dmp

memory/4384-17-0x0000000074A45000-0x0000000074A46000-memory.dmp

memory/4384-18-0x0000000004DB0000-0x00000000064D4000-memory.dmp

memory/4384-19-0x0000000004DB0000-0x00000000064D4000-memory.dmp

memory/1156-20-0x0000000001A80000-0x00000000031A4000-memory.dmp

memory/1156-21-0x0000000077E78000-0x0000000077E79000-memory.dmp

memory/1156-22-0x0000000001A80000-0x00000000031A4000-memory.dmp

memory/1156-23-0x0000000077E95000-0x0000000077E96000-memory.dmp

memory/1156-33-0x0000000000820000-0x0000000001A74000-memory.dmp

memory/1156-37-0x0000000000820000-0x0000000001A74000-memory.dmp

memory/1156-38-0x0000000077DF1000-0x0000000077F11000-memory.dmp

memory/1156-39-0x0000000000820000-0x0000000000860000-memory.dmp

memory/1156-40-0x0000000035EC0000-0x0000000036464000-memory.dmp

memory/1156-41-0x0000000036610000-0x0000000036676000-memory.dmp

memory/1156-42-0x0000000036D40000-0x0000000036D90000-memory.dmp

memory/1156-43-0x0000000036D90000-0x0000000036E22000-memory.dmp

memory/1156-44-0x0000000036FF0000-0x0000000036FFA000-memory.dmp

Analysis: behavioral3

Detonation Overview

Submitted

2024-11-06 11:48

Reported

2024-11-06 11:51

Platform

win7-20240903-en

Max time kernel

121s

Max time network

122s

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 2448 -s 220

Network

N/A

Files

N/A

Analysis: behavioral4

Detonation Overview

Submitted

2024-11-06 11:48

Reported

2024-11-06 11:51

Platform

win10v2004-20241007-en

Max time kernel

133s

Max time network

139s

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 4752 wrote to memory of 4888 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 4752 wrote to memory of 4888 N/A C:\Windows\system32\rundll32.exe C:\Windows\SysWOW64\rundll32.exe
PID 4752 wrote to memory of 4888 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 404 -p 4888 -ip 4888

C:\Windows\SysWOW64\WerFault.exe

C:\Windows\SysWOW64\WerFault.exe -u -p 4888 -s 612

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 28.118.140.52.in-addr.arpa udp
US 8.8.8.8:53 69.31.126.40.in-addr.arpa udp
US 8.8.8.8:53 95.221.229.192.in-addr.arpa udp
US 8.8.8.8:53 83.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 232.168.11.51.in-addr.arpa udp
US 8.8.8.8:53 197.87.175.4.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 8.8.8.8:53 88.210.23.2.in-addr.arpa udp
US 8.8.8.8:53 55.36.223.20.in-addr.arpa udp
US 8.8.8.8:53 14.227.111.52.in-addr.arpa udp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp
US 150.171.27.10:443 tse1.mm.bing.net tcp

Files

N/A

Analysis: behavioral5

Detonation Overview

Submitted

2024-11-06 11:48

Reported

2024-11-06 11:48

Platform

win7-20241010-en

Max time kernel

0s

Max time network

4s

Command Line

N/A

Signatures

N/A

Processes

N/A

Network

N/A

Files

N/A

Analysis: behavioral6

Detonation Overview

Submitted

2024-11-06 11:48

Reported

2024-11-06 11:48

Platform

win10v2004-20241007-en

Max time kernel

0s

Command Line

N/A

Signatures

N/A

Processes

N/A

Network

Country Destination Domain Proto
N/A 8.8.8.8:53 udp
N/A 52.137.106.217:443 tcp

Files

N/A