blackguard | fe364ddbfe5b0fdd34ca1f2de1f901f8b1097ae9a4d0cee649d3a09e1c02518c

Analysis

max time kernel
149s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
07-03-2024 01:19

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General

Target

fe364ddbfe5b0fdd34ca1f2de1f901f8b1097ae9a4d0cee649d3a09e1c02518c.exe
Size

271KB
MD5

9f6a3708aefe70bc0dce3791933daa15
SHA1

955d4199f1e6b4baa1505facbc706dd3f4f216e5
SHA256

fe364ddbfe5b0fdd34ca1f2de1f901f8b1097ae9a4d0cee649d3a09e1c02518c
SHA512

9e70cdc23bffd3e08a3efd848490ad591a1cd45aa7e9785c639f44af2282241b806a306dec0a1c6a8823d0d973709fa581638473ba9b402e9835d43d1dfc5edb
SSDEEP

6144:VmYKJMVRp9hnmy0UYU9B93YUnLbB62X3Rb36h3BQ:uJ0Rp9hzL82ghRQ

Score

10^/10

blackguard spyware stealer

Malware Config

Extracted

Family

blackguard

https://api.telegram.org/bot6791527720:AAGAcaNpEBFqTzq72qgKaCrjniEEB3GQpKo/sendMessage?chat_id=1160270288

Signatures

BlackGuard
Infostealer first seen in Late 2021.
stealer blackguard

Detects binaries (Windows and macOS) referencing many web browsers. Observed in information stealers. 1 IoCs

resource	yara_rule
behavioral2/memory/1508-0-0x0000000000710000-0x000000000075A000-memory.dmp	INDICATOR_SUSPICIOUS_Binary_References_Browsers

Detects executables containing SQL queries to confidential data stores. Observed in infostealers 1 IoCs

resource	yara_rule
behavioral2/memory/1508-0-0x0000000000710000-0x000000000075A000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_SQLQuery_ConfidentialDataStore

Detects executables containing common artifacts observed in infostealers 1 IoCs

resource	yara_rule
behavioral2/memory/1508-0-0x0000000000710000-0x000000000075A000-memory.dmp	INDICATOR_SUSPICIOUS_GENInfoStealer

Detects executables referencing Discord tokens regular expressions 2 IoCs

resource	yara_rule
behavioral2/memory/1508-0-0x0000000000710000-0x000000000075A000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Discord_Regex
behavioral2/memory/1508-2-0x0000000002BB0000-0x0000000002BC0000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_Discord_Regex

Detects executables referencing credit card regular expressions 2 IoCs

resource	yara_rule
behavioral2/memory/1508-0-0x0000000000710000-0x000000000075A000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_CC_Regex
behavioral2/memory/1508-2-0x0000000002BB0000-0x0000000002BC0000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_CC_Regex

Detects executables referencing many VPN software clients. Observed in infosteslers 1 IoCs

resource	yara_rule
behavioral2/memory/1508-0-0x0000000000710000-0x000000000075A000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_VPN

Detects executables referencing many confidential data stores found in browsers, mail clients, cryptocurreny wallets, etc. Observed in information stealers 1 IoCs

resource	yara_rule
behavioral2/memory/1508-0-0x0000000000710000-0x000000000075A000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_References_Confidential_Data_Store

Detects executables using Telegram Chat Bot 1 IoCs

resource	yara_rule
behavioral2/memory/1508-0-0x0000000000710000-0x000000000075A000-memory.dmp	INDICATOR_SUSPICIOUS_EXE_TelegramChatBot

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
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials In Files
T1552.001

Looks up external IP address via web service 2 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
8	freegeoip.app
21	freegeoip.app

Program crash 1 IoCs

pid	pid_target	Process	procid_target
3104	1508	WerFault.exe	88

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

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\Description\System\CentralProcessor\0	fe364ddbfe5b0fdd34ca1f2de1f901f8b1097ae9a4d0cee649d3a09e1c02518c.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Identifier	fe364ddbfe5b0fdd34ca1f2de1f901f8b1097ae9a4d0cee649d3a09e1c02518c.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1508	fe364ddbfe5b0fdd34ca1f2de1f901f8b1097ae9a4d0cee649d3a09e1c02518c.exe
1508	fe364ddbfe5b0fdd34ca1f2de1f901f8b1097ae9a4d0cee649d3a09e1c02518c.exe
1508	fe364ddbfe5b0fdd34ca1f2de1f901f8b1097ae9a4d0cee649d3a09e1c02518c.exe
1508	fe364ddbfe5b0fdd34ca1f2de1f901f8b1097ae9a4d0cee649d3a09e1c02518c.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1508	fe364ddbfe5b0fdd34ca1f2de1f901f8b1097ae9a4d0cee649d3a09e1c02518c.exe

C:\Users\Admin\AppData\Local\Temp\fe364ddbfe5b0fdd34ca1f2de1f901f8b1097ae9a4d0cee649d3a09e1c02518c.exe
"C:\Users\Admin\AppData\Local\Temp\fe364ddbfe5b0fdd34ca1f2de1f901f8b1097ae9a4d0cee649d3a09e1c02518c.exe"
1⤵
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1508
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 1508 -s 2264
  2⤵
  - Program crash
  PID:3104

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 1508 -ip 1508
1⤵
PID:1728

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

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

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Downloads

C:\Users\Admin\AppData\Roaming\DPPTLVJyJFTTBHTJKRSODLE.Admin\Browsers\Firefox\Bookmarks.txt

Filesize
105B

MD5
2e9d094dda5cdc3ce6519f75943a4ff4

SHA1
5d989b4ac8b699781681fe75ed9ef98191a5096c

SHA256
c84c98bbf5e0ef9c8d0708b5d60c5bb656b7d6be5135d7f7a8d25557e08cf142

SHA512
d1f7eed00959e902bdb2125b91721460d3ff99f3bdfc1f2a343d4f58e8d4e5e5a06c0c6cdc0379211c94510f7c00d7a8b34fa7d0ca0c3d54cbbe878f1e9812b7

Download Submit
C:\Users\Admin\AppData\Roaming\DPPTLVJyJFTTBHTJKRSODLE.Admin\Process.txt

Filesize
1016B

MD5
28b34db322a4afca7ed30bfcae050a44

SHA1
f9bfe9e372036df46ad441fc41f729c53c106160

SHA256
5182128a876b08170ed07f674afb09b28195c118c191691d01776db0da13e977

SHA512
1c1de103e1e6eb2b3dace98591404069e49d4ce994046fad9cd4f46ce84d2471ddaccf64be732f402e9a2f010f847271da7cab0e972426361e9061b66aaa169d

Download Submit
C:\Users\Admin\AppData\Roaming\DPPTLVJyJFTTBHTJKRSODLE.Admin\Process.txt

Filesize
1KB

MD5
d63e15feb4a5eea385c75bd59c0908fb

SHA1
db52d9fd0f3b6d2f0636442bdf493c0eb59e8aae

SHA256
5991e37815ab85ef2bee2a3527b2236b900cea8ac97d1412ed14afab18061d9a

SHA512
5a9444c5831d73826a4f4a7bf99d0e59697c34418f33c5e4a724da9a10dc66b67c3ed3063ad4d3dfb47f1bc2d46e4f9f6ebdfe69edc9bdbc6f095c991d883e43

Download Submit
C:\Users\Admin\AppData\Roaming\DPPTLVJyJFTTBHTJKRSODLE.Admin\Process.txt

Filesize
338B

MD5
1c7e56f1310825bb99cef57a3f8b1032

SHA1
f0370b377be1268dc54309ee4ae5183a7cce34ba

SHA256
2b04457a6aa936f80a6be8115bb22d9b12159bb600fd1975652c2aeaeaaf1b58

SHA512
fce693a0a7156b6a6fb0ee16fbad03bb108f8c27722ddab0db50878e15841e1b141c8b030a58afcbde156b9ef9a5c9aab7e733295342db06c2d699b0e0032cf1

Download Submit
C:\Users\Admin\AppData\Roaming\DPPTLVJyJFTTBHTJKRSODLE.Admin\Process.txt

Filesize
741B

MD5
7ba1ff33e702ec3cfa3c2b27df112e37

SHA1
82c71861a449c61e24048346c79a1dbc606a7611

SHA256
c181296e3f22b634cdc02e2d347d586dc30bf1ab7b2e67619004992ef61487f2

SHA512
d8064ee0658d48dbc2fa8fad7c405db1bd9c8c9700c5aa057f4eb225da61fde8c4214313d7427dd90b97674fc2e819765b23d362b23e80ac5e90c9dfd803a71a

Download Submit
memory/1508-3-0x00000000059D0000-0x0000000005A62000-memory.dmp

Filesize
584KB

Download
memory/1508-50-0x0000000006B70000-0x0000000007114000-memory.dmp

Filesize
5.6MB

Download
memory/1508-49-0x0000000006120000-0x00000000062E2000-memory.dmp

Filesize
1.8MB

Download
memory/1508-0-0x0000000000710000-0x000000000075A000-memory.dmp

Filesize
296KB

Download
memory/1508-2-0x0000000002BB0000-0x0000000002BC0000-memory.dmp

Filesize
64KB

Download
memory/1508-1-0x0000000074930000-0x00000000750E0000-memory.dmp

Filesize
7.7MB

Download
memory/1508-142-0x0000000007940000-0x00000000079A6000-memory.dmp

Filesize
408KB

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memory/1508-143-0x0000000074930000-0x00000000750E0000-memory.dmp

Filesize
7.7MB

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