blackguard | 76b90299713b5d4ffd3c92b2cd66b3de68148c3133f927dfa385b075fd00d5b1

Analysis

max time kernel
64s
max time network
148s
platform
windows10-2004_x64
resource
win10v2004-en-20220112
submitted
06/03/2022, 12:18

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General

Target

cleaner.exe
Size

2.6MB
MD5

38892c681fbfba55e79f825cad8b0674
SHA1

ee1e86add82844c30c003899ea819d5edcd07df3
SHA256

76b90299713b5d4ffd3c92b2cd66b3de68148c3133f927dfa385b075fd00d5b1
SHA512

4f013a16318f6b16cc1b1c38e0911d073752e1081a7f8f799cf2b192282d408a1a423eb8b11438685221e988b3c8e3f9be3d2e13b1e3d424a051691dbbe70b1c

Score

10^/10

blackguard spyware stealer

Malware Config

Extracted

Family

blackguard

https://api.telegram.org/bot1840568117:AAGlvKQeSfXkObSE7__yYc5jM9o8qSrkFUw/sendMessage?chat_id=1039923904

Signatures

BlackGuard
Infostealer first seen in Late 2021.
stealer blackguard
Downloads MZ/PE file

Loads dropped DLL 1 IoCs

pid	Process
1784	cleaner.exe

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
T1081
Legitimate hosting services abused for malware hosting/C2 1 TTPs

Web Service
T1102

Suspicious use of NtSetInformationThreadHideFromDebugger 2 IoCs

pid	Process
1784	cleaner.exe
1784	cleaner.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2804	1784	WerFault.exe	57

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
1784	cleaner.exe
1784	cleaner.exe
1784	cleaner.exe
1784	cleaner.exe
1784	cleaner.exe
1784	cleaner.exe
1784	cleaner.exe
1784	cleaner.exe
1784	cleaner.exe
1784	cleaner.exe
1784	cleaner.exe
1784	cleaner.exe
1784	cleaner.exe
1784	cleaner.exe
1784	cleaner.exe
1784	cleaner.exe
1784	cleaner.exe
1784	cleaner.exe
1784	cleaner.exe
1784	cleaner.exe
1784	cleaner.exe
1784	cleaner.exe
1784	cleaner.exe
1784	cleaner.exe
1784	cleaner.exe
1784	cleaner.exe
1784	cleaner.exe
1784	cleaner.exe
1784	cleaner.exe
1784	cleaner.exe
1784	cleaner.exe
1784	cleaner.exe
1784	cleaner.exe
1784	cleaner.exe
1784	cleaner.exe
1784	cleaner.exe
1784	cleaner.exe
1784	cleaner.exe
1784	cleaner.exe
1784	cleaner.exe
1784	cleaner.exe
1784	cleaner.exe
1784	cleaner.exe
1784	cleaner.exe
1784	cleaner.exe
1784	cleaner.exe
1784	cleaner.exe
1784	cleaner.exe
1784	cleaner.exe
1784	cleaner.exe
1784	cleaner.exe
1784	cleaner.exe
1784	cleaner.exe
1784	cleaner.exe
1784	cleaner.exe
1784	cleaner.exe
1784	cleaner.exe
1784	cleaner.exe
1784	cleaner.exe
1784	cleaner.exe
1784	cleaner.exe
1784	cleaner.exe
1784	cleaner.exe
1784	cleaner.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1784	cleaner.exe

C:\Users\Admin\AppData\Local\Temp\cleaner.exe
"C:\Users\Admin\AppData\Local\Temp\cleaner.exe"
1⤵
- Loads dropped DLL
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1784
- C:\Windows\system32\WerFault.exe
  C:\Windows\system32\WerFault.exe -u -p 1784 -s 2272
  2⤵
  - Program crash
  PID:2804

C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -pss -s 424 -p 1784 -ip 1784
1⤵
PID:2904

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Web Service

T1102

Credential Access

Credentials in Files

T1081

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Web Service

T1102

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1784-130-0x000001F3C7700000-0x000001F3C79A4000-memory.dmp

Filesize
2.6MB

Download
memory/1784-131-0x00007FFC4F680000-0x00007FFC50141000-memory.dmp

Filesize
10.8MB

Download
memory/1784-132-0x000001F3E3440000-0x000001F3E3442000-memory.dmp

Filesize
8KB

Download
memory/1784-133-0x000001F3E5750000-0x000001F3E57A0000-memory.dmp

Filesize
320KB

Download
memory/1784-134-0x000001F3E57A0000-0x000001F3E57C2000-memory.dmp

Filesize
136KB

Download