a66b7869d59bbf90b5994332bac57bcbc0b377cee9f0c59c078795ea7b4c99d1

Analysis

max time kernel
301s
max time network
266s
platform
windows10-2004_x64
resource
win10v2004-20230220-es
resource tags

arch:x64arch:x86image:win10v2004-20230220-eslocale:es-esos:windows10-2004-x64systemwindows
submitted
27-03-2023 16:15

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General

Target

Victoria537/Victoria.exe
Size

3.1MB
MD5

613a1546bc8f67a554d2ae2b3a0873a6
SHA1

acd2f871df9048e40032a6b082b5545537c313d9
SHA256

fba0b7d5c042f0a13fd5b875f6f13989038ca188d6de6f505ed52bc85ac0de48
SHA512

802855c9ca71b6502cf7529136e3bf67f3829e1283b67ca36e4f7e863e55c499ef8379384b13053399ab162ae7a601a906503db7a5b3bd09860d1213915dca31
SSDEEP

49152:SxKLuTiHzQ6oSipy03foa6TvNn4WhFbUToml/2QWP1e3n2wkJOs5Kg5GTV8MWGo:SxK6THDS+WhSH4vP5g8MWG

Score

6^/10

bootkit persistence

Malware Config

Signatures

Enumerates connected drives 3 TTPs 1 IoCs
Attempts to read the root path of hard drives other than the default C: drive.

Query Registry
T1012

Peripheral Device Discovery
T1120

System Information Discovery
T1082

Processes:

Victoria.exe

description ioc process

File opened (read-only) \??\D: Victoria.exe
Writes to the Master Boot Record (MBR) 1 TTPs 1 IoCs
Bootkits write to the MBR to gain persistence at a level below the operating system.
bootkit persistence

Bootkit
T1067

Processes:

Victoria.exe

description ioc process

File opened for modification \??\PhysicalDrive0 Victoria.exe
Suspicious behavior: GetForegroundWindowSpam 1 IoCs

Processes:

Victoria.exe

pid process

4288 Victoria.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

Victoria.exe

description pid process

Token: SeIncBasePriorityPrivilege 4288 Victoria.exe
Suspicious use of FindShellTrayWindow 2 IoCs

Processes:

Victoria.exe

pid process

4288 Victoria.exe
4288 Victoria.exe
Suspicious use of SendNotifyMessage 2 IoCs

Processes:

Victoria.exe

pid process

4288 Victoria.exe
4288 Victoria.exe

description	ioc	process
File opened (read-only)	\??\D:	Victoria.exe

description	ioc	process
File opened for modification	\??\PhysicalDrive0	Victoria.exe

pid	process
4288	Victoria.exe

description	pid	process
Token: SeIncBasePriorityPrivilege	4288	Victoria.exe

pid	process
4288	Victoria.exe
4288	Victoria.exe

pid	process
4288	Victoria.exe
4288	Victoria.exe

C:\Users\Admin\AppData\Local\Temp\Victoria537\Victoria.exe
"C:\Users\Admin\AppData\Local\Temp\Victoria537\Victoria.exe"
1⤵
- Enumerates connected drives
- Writes to the Master Boot Record (MBR)
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:4288

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Bootkit

T1067

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

Peripheral Device Discovery

T1120

System Information Discovery

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/4288-133-0x00000000147A0000-0x00000000147A1000-memory.dmp

Filesize
4KB

Download
memory/4288-134-0x0000000016180000-0x0000000016181000-memory.dmp

Filesize
4KB

Download
memory/4288-143-0x0000000000400000-0x0000000001400000-memory.dmp

Filesize
16.0MB

Download
memory/4288-144-0x00000000147A0000-0x00000000147A1000-memory.dmp

Filesize
4KB

Download
memory/4288-145-0x0000000016180000-0x0000000016181000-memory.dmp

Filesize
4KB

Download
memory/4288-147-0x0000000000400000-0x0000000001400000-memory.dmp

Filesize
16.0MB

Download