blackguard | 4f4d29507bafc223646d98f5fed78d52dd96caeee2072ff17b15718b45a1811f

Analysis

max time kernel
4294180s
max time network
127s
platform
windows7_x64
resource
win7-20220223-en
submitted
06-03-2022 11:58

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General

Target

Leane.exe
Size

3.9MB
MD5

52e57511266c3b3089a611b86c0468b9
SHA1

33ca900b6eb2a7011fe9e2317cf66a0854788795
SHA256

4f4d29507bafc223646d98f5fed78d52dd96caeee2072ff17b15718b45a1811f
SHA512

428daf6a25c7120a3a19f4adf54518907a4095e76383046cc24ae34bbdd34c9ffbe46219757d869cbbaed6e5965a6851cbe5d944c35f8052a4acfc933b4bbd86

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
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

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
968	Leane.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1804	968	WerFault.exe	26

Suspicious behavior: EnumeratesProcesses 64 IoCs

pid	Process
968	Leane.exe
968	Leane.exe
968	Leane.exe
968	Leane.exe
968	Leane.exe
968	Leane.exe
968	Leane.exe
968	Leane.exe
968	Leane.exe
968	Leane.exe
968	Leane.exe
968	Leane.exe
968	Leane.exe
968	Leane.exe
968	Leane.exe
968	Leane.exe
968	Leane.exe
968	Leane.exe
968	Leane.exe
968	Leane.exe
968	Leane.exe
968	Leane.exe
968	Leane.exe
968	Leane.exe
968	Leane.exe
968	Leane.exe
968	Leane.exe
968	Leane.exe
968	Leane.exe
968	Leane.exe
968	Leane.exe
968	Leane.exe
968	Leane.exe
968	Leane.exe
968	Leane.exe
968	Leane.exe
968	Leane.exe
968	Leane.exe
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968	Leane.exe
968	Leane.exe
968	Leane.exe
968	Leane.exe
968	Leane.exe
968	Leane.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	968	Leane.exe

Suspicious use of WriteProcessMemory 3 IoCs

description	pid	Process	procid_target
PID 968 wrote to memory of 1804	968	Leane.exe	31
PID 968 wrote to memory of 1804	968	Leane.exe	31
PID 968 wrote to memory of 1804	968	Leane.exe	31

C:\Users\Admin\AppData\Local\Temp\Leane.exe
"C:\Users\Admin\AppData\Local\Temp\Leane.exe"
1⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:968
- C:\Windows\system32\WerFault.exe
  C:\Windows\system32\WerFault.exe -u -p 968 -s 992
  2⤵
  - Program crash
  PID:1804

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/968-54-0x0000000000120000-0x0000000000518000-memory.dmp

Filesize
4.0MB

Download
memory/968-55-0x000007FEF5310000-0x000007FEF5CFC000-memory.dmp

Filesize
9.9MB

Download
memory/968-56-0x000000001BE90000-0x000000001BF0A000-memory.dmp

Filesize
488KB

Download
memory/968-57-0x000000001B1F0000-0x000000001B1F2000-memory.dmp

Filesize
8KB

Download
memory/968-58-0x000000001C600000-0x000000001C6B0000-memory.dmp

Filesize
704KB

Download
memory/968-59-0x000000001C030000-0x000000001C092000-memory.dmp

Filesize
392KB

Download