mercurialgrabber | e07c09f57f06d41f1aa2a761a587e0a26bcde307422495ed075a82c5257086d6

Analysis

max time kernel
44s
max time network
44s
platform
windows7_x64
resource
win7-20241010-en
resource tags

arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system
submitted
22/12/2024, 02:05

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General

Target

Blueness.exe
Size

41KB
MD5

b21ac4a352ff7497ceb505a2bcfa675b
SHA1

b7f7c37e3698007d669996d55fe69816e40053a3
SHA256

bef85bf8492824353c84665db8cbadf6d778e9105a580bb7dd0cf9137578c422
SHA512

80f3418c05aeea581fddc0636846141841605352aeac000dd94190632b86b99c9a537a8aac74e27c417ecd11a3f9a628b4ecfd39f0c6994b527c6e8b34457159
SSDEEP

384:yAaUZDRC2PZeXg25upQ1X+P2eYevLpCIb2uEy5y8Tcjs/XZxIh/0gJEFq5nmXQsU:NgPzetQIxo8CuZ0LaTCKZKfgm3Ehbr

Score

10^/10

mercurialgrabber spyware stealer

Malware Config

Extracted

Family

mercurialgrabber

https://discord.com/api/webhooks/861182160127918150/IeKGPUb8uRkJyZG3-A_U2CxLcPPUzrC0ck9yhlV2_vvu5pqPvyVmoHbHH0moBP3VhtWY

Signatures

Mercurial Grabber Stealer
Mercurial Grabber is an open source stealer targeting Chrome, Discord and some game clients as well as generic system information.
stealer mercurialgrabber
Mercurialgrabber family
mercurialgrabber
Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003

Legitimate hosting services abused for malware hosting/C2 1 TTPs 3 IoCs

Web Service

T1102

flow	ioc
10	discord.com
11	discord.com
12	discord.com

Looks up external IP address via web service 2 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
4	ip4.seeip.org
8	ip-api.com

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key opened	\REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0	Blueness.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	Blueness.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2052	Blueness.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 2052 wrote to memory of 2708	2052	Blueness.exe	31
PID 2052 wrote to memory of 2708	2052	Blueness.exe	31
PID 2052 wrote to memory of 2708	2052	Blueness.exe	31

C:\Users\Admin\AppData\Local\Temp\Blueness.exe
"C:\Users\Admin\AppData\Local\Temp\Blueness.exe"
1⤵
- Checks processor information in registry
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2052
- C:\Windows\system32\WerFault.exe
  C:\Windows\system32\WerFault.exe -u -p 2052 -s 1428
  2⤵
  PID:2708

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Web Service

T1102

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2052-0-0x000007FEF5DE3000-0x000007FEF5DE4000-memory.dmp

Filesize
4KB

Download
memory/2052-1-0x0000000000E30000-0x0000000000E40000-memory.dmp

Filesize
64KB

Download
memory/2052-2-0x000007FEF5DE0000-0x000007FEF67CC000-memory.dmp

Filesize
9.9MB

Download
memory/2052-3-0x000007FEF5DE3000-0x000007FEF5DE4000-memory.dmp

Filesize
4KB

Download
memory/2052-4-0x000007FEF5DE0000-0x000007FEF67CC000-memory.dmp

Filesize
9.9MB

Download
memory/2052-5-0x000007FEF5DE0000-0x000007FEF67CC000-memory.dmp

Filesize
9.9MB

Download