Malware Analysis Report

2024-11-30 15:47

Sample ID 241120-z6y1ystmby
Target 82eaa69b588899fb845faabed20123055746989cf83a44579eb0ba808b359fc3.exe
SHA256 82eaa69b588899fb845faabed20123055746989cf83a44579eb0ba808b359fc3
Tags
mercurialgrabber evasion spyware stealer
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

82eaa69b588899fb845faabed20123055746989cf83a44579eb0ba808b359fc3

Threat Level: Known bad

The file 82eaa69b588899fb845faabed20123055746989cf83a44579eb0ba808b359fc3.exe was found to be: Known bad.

Malicious Activity Summary

mercurialgrabber evasion spyware stealer

Mercurial Grabber Stealer

Mercurialgrabber family

Looks for VirtualBox Guest Additions in registry

Looks for VMWare Tools registry key

Checks BIOS information in registry

Reads user/profile data of web browsers

Maps connected drives based on registry

Legitimate hosting services abused for malware hosting/C2

Looks up external IP address via web service

Unsigned PE

Suspicious use of WriteProcessMemory

Enumerates system info in registry

Suspicious use of AdjustPrivilegeToken

Checks SCSI registry key(s)

Checks processor information in registry

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2024-11-20 21:20

Signatures

Mercurialgrabber family

mercurialgrabber

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2024-11-20 21:20

Reported

2024-11-20 21:23

Platform

win7-20241010-en

Max time kernel

121s

Max time network

127s

Command Line

"C:\Users\Admin\AppData\Local\Temp\82eaa69b588899fb845faabed20123055746989cf83a44579eb0ba808b359fc3.exe"

Signatures

Mercurial Grabber Stealer

stealer mercurialgrabber

Mercurialgrabber family

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\82eaa69b588899fb845faabed20123055746989cf83a44579eb0ba808b359fc3.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\82eaa69b588899fb845faabed20123055746989cf83a44579eb0ba808b359fc3.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\82eaa69b588899fb845faabed20123055746989cf83a44579eb0ba808b359fc3.exe N/A

Reads user/profile data of web browsers

spyware stealer

Legitimate hosting services abused for malware hosting/C2

Description Indicator Process Target
N/A discord.com N/A N/A
N/A discord.com N/A N/A

Looks up external IP address via web service

Description Indicator Process Target
N/A ip4.seeip.org N/A N/A
N/A ip-api.com N/A N/A

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\82eaa69b588899fb845faabed20123055746989cf83a44579eb0ba808b359fc3.exe N/A
Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\services\Disk\Enum\0 C:\Users\Admin\AppData\Local\Temp\82eaa69b588899fb845faabed20123055746989cf83a44579eb0ba808b359fc3.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\82eaa69b588899fb845faabed20123055746989cf83a44579eb0ba808b359fc3.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\82eaa69b588899fb845faabed20123055746989cf83a44579eb0ba808b359fc3.exe N/A
Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 C:\Users\Admin\AppData\Local\Temp\82eaa69b588899fb845faabed20123055746989cf83a44579eb0ba808b359fc3.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\82eaa69b588899fb845faabed20123055746989cf83a44579eb0ba808b359fc3.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemManufacturer C:\Users\Admin\AppData\Local\Temp\82eaa69b588899fb845faabed20123055746989cf83a44579eb0ba808b359fc3.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemProductName C:\Users\Admin\AppData\Local\Temp\82eaa69b588899fb845faabed20123055746989cf83a44579eb0ba808b359fc3.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Logical Unit Id 0 C:\Users\Admin\AppData\Local\Temp\82eaa69b588899fb845faabed20123055746989cf83a44579eb0ba808b359fc3.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\82eaa69b588899fb845faabed20123055746989cf83a44579eb0ba808b359fc3.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\82eaa69b588899fb845faabed20123055746989cf83a44579eb0ba808b359fc3.exe

"C:\Users\Admin\AppData\Local\Temp\82eaa69b588899fb845faabed20123055746989cf83a44579eb0ba808b359fc3.exe"

C:\Windows\system32\WerFault.exe

C:\Windows\system32\WerFault.exe -u -p 524 -s 1448

Network

Country Destination Domain Proto
US 8.8.8.8:53 ip4.seeip.org udp
US 23.128.64.141:443 ip4.seeip.org tcp
US 8.8.8.8:53 ip-api.com udp
US 208.95.112.1:80 ip-api.com tcp
US 8.8.8.8:53 discord.com udp
US 162.159.138.232:443 discord.com tcp

Files

memory/524-0-0x000007FEF58E3000-0x000007FEF58E4000-memory.dmp

memory/524-1-0x0000000000260000-0x0000000000274000-memory.dmp

memory/524-2-0x000007FEF58E0000-0x000007FEF62CC000-memory.dmp

memory/524-3-0x000007FEF58E3000-0x000007FEF58E4000-memory.dmp

memory/524-4-0x000007FEF58E0000-0x000007FEF62CC000-memory.dmp

memory/524-5-0x000007FEF58E0000-0x000007FEF62CC000-memory.dmp

Analysis: behavioral2

Detonation Overview

Submitted

2024-11-20 21:20

Reported

2024-11-20 21:23

Platform

win10v2004-20241007-en

Max time kernel

94s

Max time network

136s

Command Line

"C:\Users\Admin\AppData\Local\Temp\82eaa69b588899fb845faabed20123055746989cf83a44579eb0ba808b359fc3.exe"

Signatures

Mercurial Grabber Stealer

stealer mercurialgrabber

Mercurialgrabber family

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\82eaa69b588899fb845faabed20123055746989cf83a44579eb0ba808b359fc3.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\82eaa69b588899fb845faabed20123055746989cf83a44579eb0ba808b359fc3.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\82eaa69b588899fb845faabed20123055746989cf83a44579eb0ba808b359fc3.exe N/A

Reads user/profile data of web browsers

spyware stealer

Legitimate hosting services abused for malware hosting/C2

Description Indicator Process Target
N/A discord.com N/A N/A
N/A discord.com N/A N/A
N/A discord.com N/A N/A

Looks up external IP address via web service

Description Indicator Process Target
N/A ip-api.com N/A N/A
N/A ip4.seeip.org N/A N/A

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\82eaa69b588899fb845faabed20123055746989cf83a44579eb0ba808b359fc3.exe N/A
Key value queried \REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\disk\Enum\0 C:\Users\Admin\AppData\Local\Temp\82eaa69b588899fb845faabed20123055746989cf83a44579eb0ba808b359fc3.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\82eaa69b588899fb845faabed20123055746989cf83a44579eb0ba808b359fc3.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\82eaa69b588899fb845faabed20123055746989cf83a44579eb0ba808b359fc3.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString C:\Users\Admin\AppData\Local\Temp\82eaa69b588899fb845faabed20123055746989cf83a44579eb0ba808b359fc3.exe N/A

Enumerates system info in registry

Description Indicator Process Target
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemProductName C:\Users\Admin\AppData\Local\Temp\82eaa69b588899fb845faabed20123055746989cf83a44579eb0ba808b359fc3.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\Logical Unit Id 0 C:\Users\Admin\AppData\Local\Temp\82eaa69b588899fb845faabed20123055746989cf83a44579eb0ba808b359fc3.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosInformation C:\Users\Admin\AppData\Local\Temp\82eaa69b588899fb845faabed20123055746989cf83a44579eb0ba808b359fc3.exe N/A
Key value queried \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemManufacturer C:\Users\Admin\AppData\Local\Temp\82eaa69b588899fb845faabed20123055746989cf83a44579eb0ba808b359fc3.exe N/A

Suspicious use of AdjustPrivilegeToken

Description Indicator Process Target
Token: SeDebugPrivilege N/A C:\Users\Admin\AppData\Local\Temp\82eaa69b588899fb845faabed20123055746989cf83a44579eb0ba808b359fc3.exe N/A

Processes

C:\Users\Admin\AppData\Local\Temp\82eaa69b588899fb845faabed20123055746989cf83a44579eb0ba808b359fc3.exe

"C:\Users\Admin\AppData\Local\Temp\82eaa69b588899fb845faabed20123055746989cf83a44579eb0ba808b359fc3.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 ip4.seeip.org udp
US 23.128.64.141:443 ip4.seeip.org tcp
US 8.8.8.8:53 70.208.201.84.in-addr.arpa udp
US 8.8.8.8:53 22.160.190.20.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 ip-api.com udp
US 208.95.112.1:80 ip-api.com tcp
US 8.8.8.8:53 discord.com udp
US 162.159.138.232:443 discord.com tcp
US 162.159.138.232:443 discord.com tcp
US 8.8.8.8:53 1.112.95.208.in-addr.arpa udp
US 8.8.8.8:53 232.138.159.162.in-addr.arpa udp
US 8.8.8.8:53 212.20.149.52.in-addr.arpa udp
US 8.8.8.8:53 171.39.242.20.in-addr.arpa udp
US 8.8.8.8:53 18.134.221.88.in-addr.arpa udp
US 8.8.8.8:53 22.236.111.52.in-addr.arpa udp

Files

memory/3340-0-0x00007FFF759D3000-0x00007FFF759D5000-memory.dmp

memory/3340-1-0x00000000003E0000-0x00000000003F4000-memory.dmp

memory/3340-2-0x00007FFF759D0000-0x00007FFF76491000-memory.dmp

memory/3340-4-0x00007FFF759D0000-0x00007FFF76491000-memory.dmp

memory/3340-3-0x000000001C9A0000-0x000000001CAA2000-memory.dmp

memory/3340-10-0x00007FFF759D0000-0x00007FFF76491000-memory.dmp