blackguard | 00ee54378e6756b246a4c783d17f04a8c80782cba56b3721e9806173bb14cbed

Analysis

max time kernel
150s
max time network
155s
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 12:39

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General

Target

00ee54378e6756b246a4c783d17f04a8c80782cba56b3721e9806173bb14cbedexe_JC.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__	00ee54378e6756b246a4c783d17f04a8c80782cba56b3721e9806173bb14cbedexe_JC.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	00ee54378e6756b246a4c783d17f04a8c80782cba56b3721e9806173bb14cbedexe_JC.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\VideoBiosVersion	00ee54378e6756b246a4c783d17f04a8c80782cba56b3721e9806173bb14cbedexe_JC.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-1-5-21-1859779917-101786662-3680946609-1000\Software\Wine	00ee54378e6756b246a4c783d17f04a8c80782cba56b3721e9806173bb14cbedexe_JC.exe

Suspicious use of NtSetInformationThreadHideFromDebugger 1 IoCs

pid	Process
512	00ee54378e6756b246a4c783d17f04a8c80782cba56b3721e9806173bb14cbedexe_JC.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2756	512	WerFault.exe	86

Suspicious behavior: EnumeratesProcesses 2 IoCs

pid	Process
512	00ee54378e6756b246a4c783d17f04a8c80782cba56b3721e9806173bb14cbedexe_JC.exe
512	00ee54378e6756b246a4c783d17f04a8c80782cba56b3721e9806173bb14cbedexe_JC.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	512	00ee54378e6756b246a4c783d17f04a8c80782cba56b3721e9806173bb14cbedexe_JC.exe

C:\Users\Admin\AppData\Local\Temp\00ee54378e6756b246a4c783d17f04a8c80782cba56b3721e9806173bb14cbedexe_JC.exe
"C:\Users\Admin\AppData\Local\Temp\00ee54378e6756b246a4c783d17f04a8c80782cba56b3721e9806173bb14cbedexe_JC.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:512
- C:\Windows\SysWOW64\WerFault.exe
  C:\Windows\SysWOW64\WerFault.exe -u -p 512 -s 2204
  2⤵
  - Program crash
  PID:2756

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 188 -p 512 -ip 512
1⤵
PID:4468

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/512-0-0x0000000000A50000-0x0000000000EC6000-memory.dmp

Filesize
4.5MB

Download
memory/512-1-0x00000000779D4000-0x00000000779D6000-memory.dmp

Filesize
8KB

Download
memory/512-2-0x0000000000A50000-0x0000000000EC6000-memory.dmp

Filesize
4.5MB

Download
memory/512-3-0x00000000747C0000-0x0000000074F70000-memory.dmp

Filesize
7.7MB

Download
memory/512-4-0x0000000000A50000-0x0000000000EC6000-memory.dmp

Filesize
4.5MB

Download
memory/512-5-0x0000000000A50000-0x0000000000EC6000-memory.dmp

Filesize
4.5MB

Download
memory/512-6-0x00000000079C0000-0x0000000007A5C000-memory.dmp

Filesize
624KB

Download
memory/512-7-0x0000000007A60000-0x0000000007AC6000-memory.dmp

Filesize
408KB

Download
memory/512-8-0x0000000000A50000-0x0000000000EC6000-memory.dmp

Filesize
4.5MB

Download
memory/512-10-0x0000000000A50000-0x0000000000EC6000-memory.dmp

Filesize
4.5MB

Download
memory/512-13-0x00000000747C0000-0x0000000074F70000-memory.dmp

Filesize
7.7MB

Download
memory/512-12-0x0000000000A50000-0x0000000000EC6000-memory.dmp

Filesize
4.5MB

Download
memory/512-14-0x00000000747C0000-0x0000000074F70000-memory.dmp

Filesize
7.7MB

Download