blackguard | 433b73b437ad4dd138d5a6a8cea12a4ff7bf93c2c9dc11844ab635b83638ebb8

Analysis

max time kernel
275s
max time network
218s
platform
windows10-2004_x64
resource
win10v2004-20231222-en
resource tags

arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
submitted
03-01-2024 12:49

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General

Target

v2.exe
Size

271KB
MD5

85a93044109a70f1bb119d78966a2e4d
SHA1

7ecf238e536cf12fa3ff3e57b984f8f147c21266
SHA256

433b73b437ad4dd138d5a6a8cea12a4ff7bf93c2c9dc11844ab635b83638ebb8
SHA512

30656d405995e5dfc38bd6504463b7290b72f635b6773c1d58b116ee43f3afe0d14eae118139e43448446b6a0ffa4098bbec77ff8580b8df210b32ef1f522691
SSDEEP

6144:2mYKJMVRp9hnmy0UYU9B93YUnLbBa2X3Rb36h3oQ:tJ0Rp9hzL82ghYQ

Score

10^/10

blackguard spyware stealer

Malware Config

Extracted

Family

blackguard

https://api.telegram.org/bot6694446290:AAHhatGdMQTZc2j8T6IAfes0OfC6QMBYYSg/sendMessage?chat_id=6485360129

Signatures

BlackGuard
Infostealer first seen in Late 2021.
stealer blackguard
Reads user/profile data of web browsers 2 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
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials In Files
T1552.001

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	freegeoip.app
6	freegeoip.app

Program crash 1 IoCs

pid	pid_target	Process	procid_target
4268	4996	WerFault.exe	88

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	v2.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	v2.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
4996	v2.exe
4996	v2.exe
4996	v2.exe
4996	v2.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	4996	v2.exe

C:\Users\Admin\AppData\Local\Temp\v2.exe
"C:\Users\Admin\AppData\Local\Temp\v2.exe"
1⤵
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4996
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 4996 -s 2288
  2⤵
  - Program crash
  PID:4268

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 4996 -ip 4996
1⤵
PID:5100

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

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

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\wTwVuFLZuFVAVCIKYMG.Admin\Browsers\Firefox\Bookmarks.txt

Filesize
105B

MD5
2e9d094dda5cdc3ce6519f75943a4ff4

SHA1
5d989b4ac8b699781681fe75ed9ef98191a5096c

SHA256
c84c98bbf5e0ef9c8d0708b5d60c5bb656b7d6be5135d7f7a8d25557e08cf142

SHA512
d1f7eed00959e902bdb2125b91721460d3ff99f3bdfc1f2a343d4f58e8d4e5e5a06c0c6cdc0379211c94510f7c00d7a8b34fa7d0ca0c3d54cbbe878f1e9812b7

Download Submit
memory/4996-1-0x0000000074890000-0x0000000075040000-memory.dmp

Filesize
7.7MB

Download
memory/4996-0-0x0000000000060000-0x00000000000AA000-memory.dmp

Filesize
296KB

Download
memory/4996-2-0x0000000004C20000-0x0000000004C30000-memory.dmp

Filesize
64KB

Download
memory/4996-9-0x0000000005310000-0x00000000053A2000-memory.dmp

Filesize
584KB

Download
memory/4996-51-0x0000000005AC0000-0x0000000005C82000-memory.dmp

Filesize
1.8MB

Download
memory/4996-52-0x0000000006540000-0x0000000006AE4000-memory.dmp

Filesize
5.6MB

Download
memory/4996-144-0x0000000006370000-0x00000000063D6000-memory.dmp

Filesize
408KB

Download
memory/4996-145-0x0000000074890000-0x0000000075040000-memory.dmp

Filesize
7.7MB

Download