blackguard | 23b146523a0691aff74fe5748d14a2b00a68b5c80b747bebaa8707aa1775ca5e

Analysis

max time kernel
141s
max time network
118s
platform
windows7_x64
resource
win7-20240215-en
resource tags

arch:x64arch:x86image:win7-20240215-enlocale:en-usos:windows7-x64system
submitted
05-03-2024 04:35

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General

Target

b3cb538f57939a70656641341da72e2d.exe
Size

1.2MB
MD5

b3cb538f57939a70656641341da72e2d
SHA1

c10c9fc37329ceeb5419bf0c255de8087953ad9a
SHA256

23b146523a0691aff74fe5748d14a2b00a68b5c80b747bebaa8707aa1775ca5e
SHA512

3f0f10f096d52c2d5d02a679df8b5fa3d4eaa1ca6f7e9059acd10de30914f1251a47389cc8963aae38f519c05f4e55767a72f6d6ae0658f70c622f49e984bd07
SSDEEP

24576:11yKPbmCt5QleCk1ItmkZsyyaxde/HE1NoignyoTCUF+uOr:mMbnt5QlwhGyt/H0NoVnyDW+uOr

Score

10^/10

blackguard spyware stealer

Malware Config

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

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
2824	b3cb538f57939a70656641341da72e2d.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2664	2824	WerFault.exe	27

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2824	b3cb538f57939a70656641341da72e2d.exe
2824	b3cb538f57939a70656641341da72e2d.exe
2824	b3cb538f57939a70656641341da72e2d.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2824	b3cb538f57939a70656641341da72e2d.exe

Suspicious use of SetWindowsHookEx 1 IoCs

pid	Process
2824	b3cb538f57939a70656641341da72e2d.exe

Suspicious use of WriteProcessMemory 4 IoCs

description	pid	Process	procid_target
PID 2824 wrote to memory of 2664	2824	b3cb538f57939a70656641341da72e2d.exe	29
PID 2824 wrote to memory of 2664	2824	b3cb538f57939a70656641341da72e2d.exe	29
PID 2824 wrote to memory of 2664	2824	b3cb538f57939a70656641341da72e2d.exe	29
PID 2824 wrote to memory of 2664	2824	b3cb538f57939a70656641341da72e2d.exe	29

C:\Users\Admin\AppData\Local\Temp\b3cb538f57939a70656641341da72e2d.exe
"C:\Users\Admin\AppData\Local\Temp\b3cb538f57939a70656641341da72e2d.exe"
1⤵
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2824
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2824 -s 1272
  2⤵
  - Program crash
  PID:2664

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

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2824-0-0x00000000009F0000-0x0000000000D96000-memory.dmp

Filesize
3.6MB

Download
memory/2824-2-0x00000000741B0000-0x000000007489E000-memory.dmp

Filesize
6.9MB

Download
memory/2824-1-0x00000000009F0000-0x0000000000D96000-memory.dmp

Filesize
3.6MB

Download
memory/2824-3-0x0000000006730000-0x0000000006770000-memory.dmp

Filesize
256KB

Download
memory/2824-17-0x00000000009F0000-0x0000000000D96000-memory.dmp

Filesize
3.6MB

Download
memory/2824-19-0x00000000741B0000-0x000000007489E000-memory.dmp

Filesize
6.9MB

Download
memory/2824-20-0x0000000006730000-0x0000000006770000-memory.dmp

Filesize
256KB

Download