blackguard | 00ee54378e6756b246a4c783d17f04a8c80782cba56b3721e9806173bb14cbed

Analysis

max time kernel
236s
max time network
287s
platform
windows10-2004_x64
resource
win10v2004-20230831-en
resource tags

arch:x64arch:x86image:win10v2004-20230831-enlocale:en-usos:windows10-2004-x64system
submitted
09-09-2023 03:55

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General

Target

00ee54378e6756b246a4c783d17f04a8c80782cba56b3721e9806173bb14cbed.exe
Size

4.4MB
MD5

ced6b4527a3f34f3c41f64326e5ed855
SHA1

fbc58ca9210f0cae4271ef28d14f66dadf073bf8
SHA256

00ee54378e6756b246a4c783d17f04a8c80782cba56b3721e9806173bb14cbed
SHA512

8189a8fcfda20a5195a75b4f6ea9ffcb92f7b7e6198c738f3a4d5908d5470d69d15f77919da13705b03b473b182c7d20db68861254046827ca88f00b2f7e3005
SSDEEP

98304:JpboyaGFmzStgEVRi4fEkZdulDMeF6UugCwrzE/2SMb/4K:JpoypFmzenHzfEGU6/dE4

Score

10^/10

blackguard evasion stealer

Malware Config

Signatures

BlackGuard
Infostealer first seen in Late 2021.
stealer blackguard

Identifies VirtualBox via ACPI registry values (likely anti-VM) 2 TTPs 1 IoCs

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\MACHINE\HARDWARE\ACPI\DSDT\VBOX__	00ee54378e6756b246a4c783d17f04a8c80782cba56b3721e9806173bb14cbed.exe

Checks BIOS information in registry 2 TTPs 2 IoCs

BIOS information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\SystemBiosVersion	00ee54378e6756b246a4c783d17f04a8c80782cba56b3721e9806173bb14cbed.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	00ee54378e6756b246a4c783d17f04a8c80782cba56b3721e9806173bb14cbed.exe

Identifies Wine through registry keys 2 TTPs 1 IoCs

Wine is a compatibility layer capable of running Windows applications, which can be used as sandboxing environment.

evasion

Query Registry

T1012

Virtualization/Sandbox Evasion

T1497

description	ioc	Process
Key opened	\REGISTRY\USER\S-1-5-21-2848203831-2014322062-3611574811-1000\Software\Wine	00ee54378e6756b246a4c783d17f04a8c80782cba56b3721e9806173bb14cbed.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
2116	00ee54378e6756b246a4c783d17f04a8c80782cba56b3721e9806173bb14cbed.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
316	2116	WerFault.exe	82

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
2116	00ee54378e6756b246a4c783d17f04a8c80782cba56b3721e9806173bb14cbed.exe
2116	00ee54378e6756b246a4c783d17f04a8c80782cba56b3721e9806173bb14cbed.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	2116	00ee54378e6756b246a4c783d17f04a8c80782cba56b3721e9806173bb14cbed.exe

C:\Users\Admin\AppData\Local\Temp\00ee54378e6756b246a4c783d17f04a8c80782cba56b3721e9806173bb14cbed.exe
"C:\Users\Admin\AppData\Local\Temp\00ee54378e6756b246a4c783d17f04a8c80782cba56b3721e9806173bb14cbed.exe"
1⤵
- Identifies VirtualBox via ACPI registry values (likely anti-VM)
- Checks BIOS information in registry
- Identifies Wine through registry keys
- Suspicious use of NtSetInformationThreadHideFromDebugger
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2116
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 2116 -s 2220
  2⤵
  - Program crash
  PID:316

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 2116 -ip 2116
1⤵
PID:1688

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Virtualization/Sandbox Evasion

T1497

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Virtualization/Sandbox Evasion

T1497

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/2116-0-0x00000000009B0000-0x0000000000E26000-memory.dmp

Filesize
4.5MB

Download
memory/2116-1-0x0000000077D34000-0x0000000077D36000-memory.dmp

Filesize
8KB

Download
memory/2116-2-0x00000000009B0000-0x0000000000E26000-memory.dmp

Filesize
4.5MB

Download
memory/2116-3-0x00000000009B0000-0x0000000000E26000-memory.dmp

Filesize
4.5MB

Download
memory/2116-5-0x0000000074B20000-0x00000000752D0000-memory.dmp

Filesize
7.7MB

Download
memory/2116-4-0x00000000009B0000-0x0000000000E26000-memory.dmp

Filesize
4.5MB

Download
memory/2116-6-0x0000000007180000-0x000000000721C000-memory.dmp

Filesize
624KB

Download
memory/2116-7-0x0000000007050000-0x00000000070B6000-memory.dmp

Filesize
408KB

Download
memory/2116-8-0x00000000009B0000-0x0000000000E26000-memory.dmp

Filesize
4.5MB

Download
memory/2116-11-0x00000000009B0000-0x0000000000E26000-memory.dmp

Filesize
4.5MB

Download
memory/2116-12-0x00000000009B0000-0x0000000000E26000-memory.dmp

Filesize
4.5MB

Download
memory/2116-13-0x0000000074B20000-0x00000000752D0000-memory.dmp

Filesize
7.7MB

Download