blackguard | 9fff9895c476bee0cba9d3e209e841873f1756d18c40afa1b364bd2d8446997c

Analysis

max time kernel
4294178s
max time network
120s
platform
windows7_x64
resource
win7-20220223-en
submitted
06-03-2022 11:44

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General

Target

buijp.exe
Size

1.5MB
MD5

d4e02002916f18576204a3f1722a958b
SHA1

33ec434ad2c31de93e758b9d53fcf211c5b13702
SHA256

9fff9895c476bee0cba9d3e209e841873f1756d18c40afa1b364bd2d8446997c
SHA512

ca3b6c07c8454b136cb39a76b8d318b28ac9d437e846bfd7b4263f3b97eebdc963b48541fe6860377dda74cf6c049099311e0ee6e016de2b650a5eb0d7256455

Score

10^/10

blackguard spyware stealer

Malware Config

Extracted

Family

blackguard

https://api.telegram.org/bot5000057429:AAGzxzARC3DPcOsfaw0jKHEyHfyEfZqVYQM/sendMessage?chat_id=1283089701

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
T1081

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1712	1668	WerFault.exe	26

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
1668	buijp.exe
1668	buijp.exe
1668	buijp.exe
1668	buijp.exe
1668	buijp.exe
1668	buijp.exe
1668	buijp.exe
1668	buijp.exe
1668	buijp.exe
1668	buijp.exe
1668	buijp.exe
1668	buijp.exe
1668	buijp.exe
1668	buijp.exe
1668	buijp.exe
1668	buijp.exe
1668	buijp.exe
1668	buijp.exe
1668	buijp.exe
1668	buijp.exe
1668	buijp.exe
1668	buijp.exe
1668	buijp.exe
1668	buijp.exe
1668	buijp.exe
1668	buijp.exe
1668	buijp.exe
1668	buijp.exe
1668	buijp.exe
1668	buijp.exe
1668	buijp.exe
1668	buijp.exe
1668	buijp.exe
1668	buijp.exe
1668	buijp.exe
1668	buijp.exe
1668	buijp.exe
1668	buijp.exe
1668	buijp.exe
1668	buijp.exe
1668	buijp.exe
1668	buijp.exe
1668	buijp.exe
1668	buijp.exe
1668	buijp.exe
1668	buijp.exe
1668	buijp.exe
1668	buijp.exe
1668	buijp.exe
1668	buijp.exe
1668	buijp.exe
1668	buijp.exe
1668	buijp.exe
1668	buijp.exe
1668	buijp.exe
1668	buijp.exe
1668	buijp.exe
1668	buijp.exe
1668	buijp.exe
1668	buijp.exe
1668	buijp.exe
1668	buijp.exe
1668	buijp.exe
1668	buijp.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1668	buijp.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 1668 wrote to memory of 1712	1668	buijp.exe	29
PID 1668 wrote to memory of 1712	1668	buijp.exe	29
PID 1668 wrote to memory of 1712	1668	buijp.exe	29

C:\Users\Admin\AppData\Local\Temp\buijp.exe
"C:\Users\Admin\AppData\Local\Temp\buijp.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1668
- C:\Windows\system32\WerFault.exe
  C:\Windows\system32\WerFault.exe -u -p 1668 -s 904
  2⤵
  - Program crash
  PID:1712

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

T1081

Discovery

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/1668-54-0x0000000000180000-0x000000000030A000-memory.dmp

Filesize
1.5MB

Download
memory/1668-55-0x000007FEF5BA0000-0x000007FEF658C000-memory.dmp

Filesize
9.9MB

Download
memory/1668-56-0x000000001AC00000-0x000000001AC76000-memory.dmp

Filesize
472KB

Download
memory/1668-57-0x000000001B010000-0x000000001B012000-memory.dmp

Filesize
8KB

Download
memory/1668-58-0x000000001AF60000-0x000000001B006000-memory.dmp

Filesize
664KB

Download
memory/1668-59-0x000000001B570000-0x000000001B5D2000-memory.dmp

Filesize
392KB

Download