a4d5f648f72c8e7b36a42b7c9c661f11e2e5fd82cf9a8339d5fc947ac066fd59

Analysis

max time kernel
156s
max time network
161s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
31-12-2023 12:52

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General

Target

36cf08804aa2493af7743eda8bb661b5.exe
Size

503KB
MD5

36cf08804aa2493af7743eda8bb661b5
SHA1

3b3493ebb02bb7be9d015c42e1ad5ac2a04a122b
SHA256

a4d5f648f72c8e7b36a42b7c9c661f11e2e5fd82cf9a8339d5fc947ac066fd59
SHA512

9a7af92cec2106571a10f9056695e957eb2c0439a6f28ed7acf8bed0fb694cfae30b6f27fae0584fe52780acfba4f1b92e6f719d83456a662292742c0b13e2f6
SSDEEP

6144:LGNV6B0bfMC5/P5k0OZK1xItgDHHeV1dj29e6YlFFiJOcEY3DLsuqCJdxk7ZFlNu:LGNG0jMC5/21Zr8+FF1Ksulangz

Score

6^/10

bootkit persistence

Malware Config

Signatures

Enumerates connected drives 3 TTPs 21 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

description	ioc	Process
File opened (read-only)	\??\m:	36cf08804aa2493af7743eda8bb661b5.exe
File opened (read-only)	\??\n:	36cf08804aa2493af7743eda8bb661b5.exe
File opened (read-only)	\??\p:	36cf08804aa2493af7743eda8bb661b5.exe
File opened (read-only)	\??\r:	36cf08804aa2493af7743eda8bb661b5.exe
File opened (read-only)	\??\s:	36cf08804aa2493af7743eda8bb661b5.exe
File opened (read-only)	\??\e:	36cf08804aa2493af7743eda8bb661b5.exe
File opened (read-only)	\??\i:	36cf08804aa2493af7743eda8bb661b5.exe
File opened (read-only)	\??\j:	36cf08804aa2493af7743eda8bb661b5.exe
File opened (read-only)	\??\u:	36cf08804aa2493af7743eda8bb661b5.exe
File opened (read-only)	\??\y:	36cf08804aa2493af7743eda8bb661b5.exe
File opened (read-only)	\??\z:	36cf08804aa2493af7743eda8bb661b5.exe
File opened (read-only)	\??\x:	36cf08804aa2493af7743eda8bb661b5.exe
File opened (read-only)	\??\g:	36cf08804aa2493af7743eda8bb661b5.exe
File opened (read-only)	\??\h:	36cf08804aa2493af7743eda8bb661b5.exe
File opened (read-only)	\??\v:	36cf08804aa2493af7743eda8bb661b5.exe
File opened (read-only)	\??\q:	36cf08804aa2493af7743eda8bb661b5.exe
File opened (read-only)	\??\w:	36cf08804aa2493af7743eda8bb661b5.exe
File opened (read-only)	\??\k:	36cf08804aa2493af7743eda8bb661b5.exe
File opened (read-only)	\??\l:	36cf08804aa2493af7743eda8bb661b5.exe
File opened (read-only)	\??\o:	36cf08804aa2493af7743eda8bb661b5.exe
File opened (read-only)	\??\t:	36cf08804aa2493af7743eda8bb661b5.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

T1542.003

description	ioc	Process
File opened for modification	\??\PhysicalDrive0	36cf08804aa2493af7743eda8bb661b5.exe

C:\Users\Admin\AppData\Local\Temp\36cf08804aa2493af7743eda8bb661b5.exe
"C:\Users\Admin\AppData\Local\Temp\36cf08804aa2493af7743eda8bb661b5.exe"
1⤵
- Enumerates connected drives
- Writes to the Master Boot Record (MBR)
PID:2388

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Pre-OS Boot

T1542

Bootkit

T1542.003

Privilege Escalation

Defense Evasion

Pre-OS Boot

T1542

Bootkit

T1542.003

Credential Access

Discovery

Peripheral Device Discovery

T1120

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

memory/2388-0-0x0000000000400000-0x0000000000483000-memory.dmp

Filesize
524KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads