blackguard | f2d25cb96d3411e4696f8f5401cb8f1af0d83bf3c6b69f511f1a694b1a86b74d

General

Target

f2d25cb96d3411e4696f8f5401cb8f1af0d83bf3c6b69f511f1a694b1a86b74d.exe
Size

1.9MB
MD5

2d28df44857d0be0b1ca1e5b4987894e
SHA1

a442fa9d272cfdbbcb406c8ef02c9a5d669c6fed
SHA256

f2d25cb96d3411e4696f8f5401cb8f1af0d83bf3c6b69f511f1a694b1a86b74d
SHA512

7a6b19655597832c7c75518fe7f01f9916b30d70b61b0d617e93fb3209aafc2ce99687e0dcbaea3d46ac68f315a43a8fd7308dfd215854f706c7ebe9c0518d5a

Score

10^/10

blackguard collection spyware stealer

Malware Config

Extracted

Family

blackguard

C2

https://onetwostep.at/

Signatures

BlackGuard
Infostealer first seen in Late 2021.
stealer blackguard
Downloads MZ/PE file
Loads dropped DLL 1 IoCs

Processes:

f2d25cb96d3411e4696f8f5401cb8f1af0d83bf3c6b69f511f1a694b1a86b74d.exe

pid process

100 f2d25cb96d3411e4696f8f5401cb8f1af0d83bf3c6b69f511f1a694b1a86b74d.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

pid	process
100	f2d25cb96d3411e4696f8f5401cb8f1af0d83bf3c6b69f511f1a694b1a86b74d.exe

Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs

collection

Email Collection

T1114

Processes:

f2d25cb96d3411e4696f8f5401cb8f1af0d83bf3c6b69f511f1a694b1a86b74d.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	f2d25cb96d3411e4696f8f5401cb8f1af0d83bf3c6b69f511f1a694b1a86b74d.exe
Key opened	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	f2d25cb96d3411e4696f8f5401cb8f1af0d83bf3c6b69f511f1a694b1a86b74d.exe
Key opened	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Software\Microsoft\Office\15.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	f2d25cb96d3411e4696f8f5401cb8f1af0d83bf3c6b69f511f1a694b1a86b74d.exe

Drops file in Windows directory 3 IoCs

Processes:

svchost.exeTiWorker.exe

description	ioc	process
File opened for modification	C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\DeliveryOptimization\State\keyValueLKG.dat	svchost.exe
File opened for modification	C:\Windows\Logs\CBS\CBS.log	TiWorker.exe
File opened for modification	C:\Windows\WinSxS\pending.xml	TiWorker.exe

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

Processes:

MusNotifyIcon.exe

description	ioc	process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz	MusNotifyIcon.exe
Key opened	\Registry\Machine\HARDWARE\DESCRIPTION\System\CentralProcessor\0	MusNotifyIcon.exe

Modifies data under HKEY_USERS 49 IoCs

Processes:

svchost.exe

description	ioc	process
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateBkBps = "0"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadMonthlyLanBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyLinkLocalBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateFrBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateFrCnt = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132895014234081104"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\Geo_EndpointFullUri = "https://geo.prod.do.dsp.mp.microsoft.com/geo"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CacheSizeBytes = "0"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UplinkBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\BkDownloadRatePct = "45"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4312"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\InternetConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadMonthlyInternetBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyInternetBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyGroupBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PeerInfoCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UplinkUsageBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PriorityDownloadCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4108"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\DownloadMode_BackCompat = "1"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\GeoVersion_EndpointFullUri = "https://geover.prod.do.dsp.mp.microsoft.com/geoversion"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\NormalDownloadPendingCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\DODownloadMode = "1"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyCacheHostBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\LANConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\LinkLocalConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownlinkUsageBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\FrDownloadRatePct = "90"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PriorityDownloadPendingCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "12.505663"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Settings	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MonthID = "2"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CDNConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\GroupConnectionCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownlinkBps = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadCount = "0"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "5.660163"	svchost.exe
Set value (str)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "7.142932"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateBkCnt = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\SwarmCount = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyLanBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyCdnBytes = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\SwarmCount = "1"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadRatePct = "100"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MonthlyUploadRestriction = "0"	svchost.exe
Set value (int)	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\NormalDownloadCount = "0"	svchost.exe
Key created	\REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config	svchost.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

Processes:

f2d25cb96d3411e4696f8f5401cb8f1af0d83bf3c6b69f511f1a694b1a86b74d.exe

pid process

100 f2d25cb96d3411e4696f8f5401cb8f1af0d83bf3c6b69f511f1a694b1a86b74d.exe

pid	process
100	f2d25cb96d3411e4696f8f5401cb8f1af0d83bf3c6b69f511f1a694b1a86b74d.exe

Suspicious use of AdjustPrivilegeToken 64 IoCs

Processes:

f2d25cb96d3411e4696f8f5401cb8f1af0d83bf3c6b69f511f1a694b1a86b74d.exeTiWorker.exe

description	pid	process
Token: SeDebugPrivilege	100	f2d25cb96d3411e4696f8f5401cb8f1af0d83bf3c6b69f511f1a694b1a86b74d.exe
Token: SeSecurityPrivilege	3968	TiWorker.exe
Token: SeRestorePrivilege	3968	TiWorker.exe
Token: SeBackupPrivilege	3968	TiWorker.exe
Token: SeBackupPrivilege	3968	TiWorker.exe
Token: SeRestorePrivilege	3968	TiWorker.exe
Token: SeSecurityPrivilege	3968	TiWorker.exe
Token: SeBackupPrivilege	3968	TiWorker.exe
Token: SeRestorePrivilege	3968	TiWorker.exe
Token: SeSecurityPrivilege	3968	TiWorker.exe
Token: SeBackupPrivilege	3968	TiWorker.exe
Token: SeRestorePrivilege	3968	TiWorker.exe
Token: SeSecurityPrivilege	3968	TiWorker.exe
Token: SeBackupPrivilege	3968	TiWorker.exe
Token: SeRestorePrivilege	3968	TiWorker.exe
Token: SeSecurityPrivilege	3968	TiWorker.exe
Token: SeBackupPrivilege	3968	TiWorker.exe
Token: SeRestorePrivilege	3968	TiWorker.exe
Token: SeSecurityPrivilege	3968	TiWorker.exe
Token: SeBackupPrivilege	3968	TiWorker.exe
Token: SeRestorePrivilege	3968	TiWorker.exe
Token: SeSecurityPrivilege	3968	TiWorker.exe
Token: SeBackupPrivilege	3968	TiWorker.exe
Token: SeRestorePrivilege	3968	TiWorker.exe
Token: SeSecurityPrivilege	3968	TiWorker.exe
Token: SeBackupPrivilege	3968	TiWorker.exe
Token: SeRestorePrivilege	3968	TiWorker.exe
Token: SeSecurityPrivilege	3968	TiWorker.exe
Token: SeBackupPrivilege	3968	TiWorker.exe
Token: SeRestorePrivilege	3968	TiWorker.exe
Token: SeSecurityPrivilege	3968	TiWorker.exe
Token: SeBackupPrivilege	3968	TiWorker.exe
Token: SeRestorePrivilege	3968	TiWorker.exe
Token: SeSecurityPrivilege	3968	TiWorker.exe
Token: SeBackupPrivilege	3968	TiWorker.exe
Token: SeRestorePrivilege	3968	TiWorker.exe
Token: SeSecurityPrivilege	3968	TiWorker.exe
Token: SeBackupPrivilege	3968	TiWorker.exe
Token: SeRestorePrivilege	3968	TiWorker.exe
Token: SeSecurityPrivilege	3968	TiWorker.exe
Token: SeBackupPrivilege	3968	TiWorker.exe
Token: SeRestorePrivilege	3968	TiWorker.exe
Token: SeSecurityPrivilege	3968	TiWorker.exe
Token: SeBackupPrivilege	3968	TiWorker.exe
Token: SeRestorePrivilege	3968	TiWorker.exe
Token: SeSecurityPrivilege	3968	TiWorker.exe
Token: SeBackupPrivilege	3968	TiWorker.exe
Token: SeRestorePrivilege	3968	TiWorker.exe
Token: SeSecurityPrivilege	3968	TiWorker.exe
Token: SeBackupPrivilege	3968	TiWorker.exe
Token: SeRestorePrivilege	3968	TiWorker.exe
Token: SeSecurityPrivilege	3968	TiWorker.exe
Token: SeBackupPrivilege	3968	TiWorker.exe
Token: SeRestorePrivilege	3968	TiWorker.exe
Token: SeSecurityPrivilege	3968	TiWorker.exe
Token: SeBackupPrivilege	3968	TiWorker.exe
Token: SeRestorePrivilege	3968	TiWorker.exe
Token: SeSecurityPrivilege	3968	TiWorker.exe
Token: SeBackupPrivilege	3968	TiWorker.exe
Token: SeRestorePrivilege	3968	TiWorker.exe
Token: SeSecurityPrivilege	3968	TiWorker.exe
Token: SeBackupPrivilege	3968	TiWorker.exe
Token: SeRestorePrivilege	3968	TiWorker.exe
Token: SeSecurityPrivilege	3968	TiWorker.exe

outlook_office_path 1 IoCs

Processes:

f2d25cb96d3411e4696f8f5401cb8f1af0d83bf3c6b69f511f1a694b1a86b74d.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Software\Microsoft\Office\16.0\Outlook\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	f2d25cb96d3411e4696f8f5401cb8f1af0d83bf3c6b69f511f1a694b1a86b74d.exe

outlook_win_path 1 IoCs

Processes:

f2d25cb96d3411e4696f8f5401cb8f1af0d83bf3c6b69f511f1a694b1a86b74d.exe

description	ioc	process
Key opened	\REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Software\Microsoft\Windows NT\CurrentVersion\Windows Messaging Subsystem\Profiles\Outlook\9375CFF0413111d3B88A00104B2A6676	f2d25cb96d3411e4696f8f5401cb8f1af0d83bf3c6b69f511f1a694b1a86b74d.exe

C:\Users\Admin\AppData\Local\Temp\f2d25cb96d3411e4696f8f5401cb8f1af0d83bf3c6b69f511f1a694b1a86b74d.exe
"C:\Users\Admin\AppData\Local\Temp\f2d25cb96d3411e4696f8f5401cb8f1af0d83bf3c6b69f511f1a694b1a86b74d.exe"
1⤵
- Loads dropped DLL
- Accesses Microsoft Outlook profiles
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- outlook_office_path
- outlook_win_path
PID:100

C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
1⤵
- Checks processor information in registry
PID:2260

C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k NetworkService -p
1⤵
- Drops file in Windows directory
- Modifies data under HKEY_USERS
PID:2996

C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe
C:\Windows\winsxs\amd64_microsoft-windows-servicingstack_31bf3856ad364e35_10.0.19041.1220_none_7e21bc567c7ed16b\TiWorker.exe -Embedding
1⤵
- Drops file in Windows directory
- Suspicious use of AdjustPrivilegeToken
PID:3968

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Credential Access

Credentials in Files

1

T1081

Discovery

Query Registry

1

T1012

System Information Discovery

1

T1082

Lateral Movement

Collection

Data from Local System

1

T1005

Email Collection

1

T1114

Exfiltration

Command and Control

Impact

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Downloads

C:\Users\Admin\AppData\Local\Temp\x64\SQLite.Interop.dll
Filesize
1.6MB

MD5
616827a61d7a49ce5389c5d96443e35d

SHA1
d522ee5607e122e775d77641dba09711146db739

SHA256
54d4025bc175de5367d0ace1a78fec7edf06b642892691cf85afb02b8ab166d5

SHA512
fd6a53cb9851e56b8dc6a40627058852f2949688b73dacf6f3e0fcf932453b8c52a3bfefb12c80c38397a89f1038ad8fad329ea2798b86457ce5d8fe7ba87312

Download Submit
memory/100-130-0x0000014B75380000-0x0000014B75570000-memory.dmp

Filesize
1.9MB

Download
memory/100-131-0x00007FFC92093000-0x00007FFC92095000-memory.dmp

Filesize
8KB

Download
memory/100-132-0x0000014B77C20000-0x0000014B77C22000-memory.dmp

Filesize
8KB

Download
memory/100-133-0x0000014B77D30000-0x0000014B77D80000-memory.dmp

Filesize
320KB

Download
memory/100-134-0x0000014B77A10000-0x0000014B77A32000-memory.dmp

Filesize
136KB

Download
memory/100-136-0x0000014B77DE0000-0x0000014B77E1A000-memory.dmp

Filesize
232KB

Download
memory/100-137-0x0000014B77C22000-0x0000014B77C24000-memory.dmp

Filesize
8KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads