Malware Analysis Report

2025-05-28 15:56

Sample ID 250514-xkv13aen7v
Target stub.exe.bin
SHA256 3e6a1f26ea0c52f493b48f45556b77584e36d647b18499ac734e11394cfd6f71
Tags
mercurialgrabber spyware stealer
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V16

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

3e6a1f26ea0c52f493b48f45556b77584e36d647b18499ac734e11394cfd6f71

Threat Level: Known bad

The file stub.exe.bin was found to be: Known bad.

Malicious Activity Summary

mercurialgrabber spyware stealer

Mercurial Grabber Stealer

Mercurialgrabber family

Reads user/profile data of web browsers

Legitimate hosting services abused for malware hosting/C2

Looks up external IP address via web service

Unsigned PE

Checks processor information in registry

Suspicious use of AdjustPrivilegeToken

MITRE ATT&CK

Analysis: static1

Detonation Overview

Reported

2025-05-14 18:55

Signatures

Mercurialgrabber family

mercurialgrabber

Unsigned PE

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

Analysis: behavioral1

Detonation Overview

Submitted

2025-05-14 18:55

Reported

2025-05-14 18:57

Platform

win10v2004-20250502-en

Max time kernel

103s

Max time network

147s

Command Line

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

Signatures

Mercurial Grabber Stealer

stealer mercurialgrabber

Mercurialgrabber family

mercurialgrabber

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 ip4.seeip.org N/A N/A
N/A ip-api.com N/A 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\stub.exe N/A
Key opened \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 C:\Users\Admin\AppData\Local\Temp\stub.exe N/A

Suspicious use of AdjustPrivilegeToken

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

Processes

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

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

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 g.bing.com udp
US 150.171.27.10:443 g.bing.com 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 162.159.136.232:443 discord.com tcp
US 162.159.136.232:443 discord.com tcp
US 8.8.8.8:53 tse1.mm.bing.net udp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 150.171.28.10:443 tse1.mm.bing.net tcp
US 8.8.8.8:53 c.pki.goog udp
DE 172.217.16.195:80 c.pki.goog tcp

Files

memory/2672-0-0x00007FFB45983000-0x00007FFB45985000-memory.dmp

memory/2672-1-0x0000000000010000-0x0000000000020000-memory.dmp

memory/2672-2-0x00007FFB45980000-0x00007FFB46441000-memory.dmp

memory/2672-3-0x00007FFB45983000-0x00007FFB45985000-memory.dmp

memory/2672-4-0x00007FFB45980000-0x00007FFB46441000-memory.dmp

memory/2672-8-0x00007FFB45980000-0x00007FFB46441000-memory.dmp