Malware Analysis Report

2024-11-30 15:52

Sample ID 220925-q1s33sehd7
Target 8f346ed5d3eddf901407772f2c0c6f5e23047173fd31577fc5f0a4cf69e17ccb
SHA256 8f346ed5d3eddf901407772f2c0c6f5e23047173fd31577fc5f0a4cf69e17ccb
Tags
mercurialgrabber evasion spyware stealer
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V6

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

8f346ed5d3eddf901407772f2c0c6f5e23047173fd31577fc5f0a4cf69e17ccb

Threat Level: Known bad

The file 8f346ed5d3eddf901407772f2c0c6f5e23047173fd31577fc5f0a4cf69e17ccb was found to be: Known bad.

Malicious Activity Summary

mercurialgrabber evasion spyware stealer

Mercurialgrabber family

Mercurial Grabber Stealer

Looks for VirtualBox Guest Additions in registry

Looks for VMWare Tools registry key

Reads user/profile data of web browsers

Checks BIOS information in registry

Legitimate hosting services abused for malware hosting/C2

Maps connected drives based on registry

Program crash

Suspicious use of AdjustPrivilegeToken

Checks SCSI registry key(s)

Suspicious use of WriteProcessMemory

Checks processor information in registry

Enumerates system info in registry

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2022-09-25 13:44

Signatures

Mercurialgrabber family

mercurialgrabber

Analysis: behavioral2

Detonation Overview

Submitted

2022-09-25 13:44

Reported

2022-09-25 13:47

Platform

win10v2004-20220812-en

Max time kernel

120s

Max time network

142s

Command Line

"C:\Users\Admin\AppData\Local\Temp\8f346ed5d3eddf901407772f2c0c6f5e23047173fd31577fc5f0a4cf69e17ccb.exe"

Signatures

Mercurial Grabber Stealer

stealer mercurialgrabber

Looks for VirtualBox Guest Additions in registry

evasion
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SOFTWARE\Oracle\VirtualBox Guest Additions C:\Users\Admin\AppData\Local\Temp\8f346ed5d3eddf901407772f2c0c6f5e23047173fd31577fc5f0a4cf69e17ccb.exe N/A

Looks for VMWare Tools registry key

evasion
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SOFTWARE\VMWare, Inc.\VMWare Tools C:\Users\Admin\AppData\Local\Temp\8f346ed5d3eddf901407772f2c0c6f5e23047173fd31577fc5f0a4cf69e17ccb.exe N/A

Checks BIOS information in registry

Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion C:\Users\Admin\AppData\Local\Temp\8f346ed5d3eddf901407772f2c0c6f5e23047173fd31577fc5f0a4cf69e17ccb.exe N/A

Reads user/profile data of web browsers

spyware stealer

Legitimate hosting services abused for malware hosting/C2

Maps connected drives based on registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum C:\Users\Admin\AppData\Local\Temp\8f346ed5d3eddf901407772f2c0c6f5e23047173fd31577fc5f0a4cf69e17ccb.exe N/A
Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 C:\Users\Admin\AppData\Local\Temp\8f346ed5d3eddf901407772f2c0c6f5e23047173fd31577fc5f0a4cf69e17ccb.exe N/A

Checks SCSI registry key(s)

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_VMware_&Prod_VMware_Virtual_S C:\Users\Admin\AppData\Local\Temp\8f346ed5d3eddf901407772f2c0c6f5e23047173fd31577fc5f0a4cf69e17ccb.exe N/A

Checks processor information in registry

Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Users\Admin\AppData\Local\Temp\8f346ed5d3eddf901407772f2c0c6f5e23047173fd31577fc5f0a4cf69e17ccb.exe N/A
Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 C:\Users\Admin\AppData\Local\Temp\8f346ed5d3eddf901407772f2c0c6f5e23047173fd31577fc5f0a4cf69e17ccb.exe N/A

Enumerates system info in registry

Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosInformation C:\Users\Admin\AppData\Local\Temp\8f346ed5d3eddf901407772f2c0c6f5e23047173fd31577fc5f0a4cf69e17ccb.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemManufacturer C:\Users\Admin\AppData\Local\Temp\8f346ed5d3eddf901407772f2c0c6f5e23047173fd31577fc5f0a4cf69e17ccb.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemProductName C:\Users\Admin\AppData\Local\Temp\8f346ed5d3eddf901407772f2c0c6f5e23047173fd31577fc5f0a4cf69e17ccb.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Logical Unit Id 0 C:\Users\Admin\AppData\Local\Temp\8f346ed5d3eddf901407772f2c0c6f5e23047173fd31577fc5f0a4cf69e17ccb.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\8f346ed5d3eddf901407772f2c0c6f5e23047173fd31577fc5f0a4cf69e17ccb.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\8f346ed5d3eddf901407772f2c0c6f5e23047173fd31577fc5f0a4cf69e17ccb.exe

"C:\Users\Admin\AppData\Local\Temp\8f346ed5d3eddf901407772f2c0c6f5e23047173fd31577fc5f0a4cf69e17ccb.exe"

Network

Country Destination Domain Proto
US 8.8.8.8:53 discord.com udp
US 162.159.137.232:443 discord.com tcp
US 162.159.137.232:443 discord.com tcp
FR 40.79.141.153:443 tcp
US 8.8.8.8:53 226.101.242.52.in-addr.arpa udp
US 93.184.220.29:80 tcp
US 93.184.221.240:80 tcp
US 8.8.8.8:53 9.9.0.0.0.0.0.0.0.0.0.0.0.0.0.0.3.0.0.0.2.0.0.0.0.2.0.1.3.0.6.2.ip6.arpa udp

Files

memory/2504-132-0x0000000000070000-0x0000000000080000-memory.dmp

memory/2504-133-0x00007FF883FC0000-0x00007FF884A81000-memory.dmp

memory/2504-134-0x00007FF883FC0000-0x00007FF884A81000-memory.dmp

Analysis: behavioral1

Detonation Overview

Submitted

2022-09-25 13:44

Reported

2022-09-25 13:46

Platform

win7-20220901-en

Max time kernel

42s

Max time network

49s

Command Line

"C:\Users\Admin\AppData\Local\Temp\8f346ed5d3eddf901407772f2c0c6f5e23047173fd31577fc5f0a4cf69e17ccb.exe"

Signatures

Mercurial Grabber Stealer

stealer mercurialgrabber

Looks for VirtualBox Guest Additions in registry

evasion
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SOFTWARE\Oracle\VirtualBox Guest Additions C:\Users\Admin\AppData\Local\Temp\8f346ed5d3eddf901407772f2c0c6f5e23047173fd31577fc5f0a4cf69e17ccb.exe N/A

Looks for VMWare Tools registry key

evasion
Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SOFTWARE\VMWare, Inc.\VMWare Tools C:\Users\Admin\AppData\Local\Temp\8f346ed5d3eddf901407772f2c0c6f5e23047173fd31577fc5f0a4cf69e17ccb.exe N/A

Checks BIOS information in registry

Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion C:\Users\Admin\AppData\Local\Temp\8f346ed5d3eddf901407772f2c0c6f5e23047173fd31577fc5f0a4cf69e17ccb.exe N/A

Reads user/profile data of web browsers

spyware stealer

Maps connected drives based on registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Disk\Enum C:\Users\Admin\AppData\Local\Temp\8f346ed5d3eddf901407772f2c0c6f5e23047173fd31577fc5f0a4cf69e17ccb.exe N/A
Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0 C:\Users\Admin\AppData\Local\Temp\8f346ed5d3eddf901407772f2c0c6f5e23047173fd31577fc5f0a4cf69e17ccb.exe N/A

Checks SCSI registry key(s)

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Enum\SCSI\Disk&Ven_VMware_&Prod_VMware_Virtual_S C:\Users\Admin\AppData\Local\Temp\8f346ed5d3eddf901407772f2c0c6f5e23047173fd31577fc5f0a4cf69e17ccb.exe N/A

Checks processor information in registry

Description Indicator Process Target
Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 C:\Users\Admin\AppData\Local\Temp\8f346ed5d3eddf901407772f2c0c6f5e23047173fd31577fc5f0a4cf69e17ccb.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Users\Admin\AppData\Local\Temp\8f346ed5d3eddf901407772f2c0c6f5e23047173fd31577fc5f0a4cf69e17ccb.exe N/A

Enumerates system info in registry

Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosInformation C:\Users\Admin\AppData\Local\Temp\8f346ed5d3eddf901407772f2c0c6f5e23047173fd31577fc5f0a4cf69e17ccb.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemManufacturer C:\Users\Admin\AppData\Local\Temp\8f346ed5d3eddf901407772f2c0c6f5e23047173fd31577fc5f0a4cf69e17ccb.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemProductName C:\Users\Admin\AppData\Local\Temp\8f346ed5d3eddf901407772f2c0c6f5e23047173fd31577fc5f0a4cf69e17ccb.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Logical Unit Id 0 C:\Users\Admin\AppData\Local\Temp\8f346ed5d3eddf901407772f2c0c6f5e23047173fd31577fc5f0a4cf69e17ccb.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\8f346ed5d3eddf901407772f2c0c6f5e23047173fd31577fc5f0a4cf69e17ccb.exe

"C:\Users\Admin\AppData\Local\Temp\8f346ed5d3eddf901407772f2c0c6f5e23047173fd31577fc5f0a4cf69e17ccb.exe"

C:\Windows\system32\WerFault.exe

C:\Windows\system32\WerFault.exe -u -p 1388 -s 692

Network

N/A

Files

memory/1388-54-0x00000000008D0000-0x00000000008E0000-memory.dmp

memory/1748-55-0x0000000000000000-mapping.dmp