5be7b8e138347efe330d65944bd018e0f379096dc5601235eafc6b402ed5953a

Analysis

max time kernel
0s
max time network
143s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
25/12/2023, 11:34

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General

Target

1b2891404f1d1a6d5d588b8c49e4abae.exe
Size

329KB
MD5

1b2891404f1d1a6d5d588b8c49e4abae
SHA1

a2a08f6848f9a2af3b11148bf7c0e9cc0fbfdea5
SHA256

5be7b8e138347efe330d65944bd018e0f379096dc5601235eafc6b402ed5953a
SHA512

232fd9cc133616a478b12c856fc3065312f3fed4a96ff456011da3267dae4d854ee4409842231966882e712decac6c5ac5c3a088997912808b1cc00e115cbd6e
SSDEEP

6144:ES+QH6yN8wfRe3q+2ZYbO2PY/eQanlrUnwyzqE4t1eKY4A66w8vUwybq0:uE6y66e3N272PYXZnbmm5ldvUwyb

Score

7^/10

bootkit persistence upx

Malware Config

Signatures

UPX packed file 1 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/memory/4496-0-0x0000000000400000-0x00000000004BC000-memory.dmp	upx

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)	\??\h:	1b2891404f1d1a6d5d588b8c49e4abae.exe
File opened (read-only)	\??\j:	1b2891404f1d1a6d5d588b8c49e4abae.exe
File opened (read-only)	\??\z:	1b2891404f1d1a6d5d588b8c49e4abae.exe
File opened (read-only)	\??\g:	1b2891404f1d1a6d5d588b8c49e4abae.exe
File opened (read-only)	\??\k:	1b2891404f1d1a6d5d588b8c49e4abae.exe
File opened (read-only)	\??\p:	1b2891404f1d1a6d5d588b8c49e4abae.exe
File opened (read-only)	\??\q:	1b2891404f1d1a6d5d588b8c49e4abae.exe
File opened (read-only)	\??\r:	1b2891404f1d1a6d5d588b8c49e4abae.exe
File opened (read-only)	\??\s:	1b2891404f1d1a6d5d588b8c49e4abae.exe
File opened (read-only)	\??\e:	1b2891404f1d1a6d5d588b8c49e4abae.exe
File opened (read-only)	\??\i:	1b2891404f1d1a6d5d588b8c49e4abae.exe
File opened (read-only)	\??\u:	1b2891404f1d1a6d5d588b8c49e4abae.exe
File opened (read-only)	\??\w:	1b2891404f1d1a6d5d588b8c49e4abae.exe
File opened (read-only)	\??\x:	1b2891404f1d1a6d5d588b8c49e4abae.exe
File opened (read-only)	\??\y:	1b2891404f1d1a6d5d588b8c49e4abae.exe
File opened (read-only)	\??\l:	1b2891404f1d1a6d5d588b8c49e4abae.exe
File opened (read-only)	\??\m:	1b2891404f1d1a6d5d588b8c49e4abae.exe
File opened (read-only)	\??\n:	1b2891404f1d1a6d5d588b8c49e4abae.exe
File opened (read-only)	\??\o:	1b2891404f1d1a6d5d588b8c49e4abae.exe
File opened (read-only)	\??\t:	1b2891404f1d1a6d5d588b8c49e4abae.exe
File opened (read-only)	\??\v:	1b2891404f1d1a6d5d588b8c49e4abae.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	1b2891404f1d1a6d5d588b8c49e4abae.exe

C:\Users\Admin\AppData\Local\Temp\1b2891404f1d1a6d5d588b8c49e4abae.exe
"C:\Users\Admin\AppData\Local\Temp\1b2891404f1d1a6d5d588b8c49e4abae.exe"
1⤵
- Enumerates connected drives
- Writes to the Master Boot Record (MBR)
PID:4496

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/4496-0-0x0000000000400000-0x00000000004BC000-memory.dmp

Filesize
752KB

Download
memory/4496-11-0x0000000000400000-0x00000000004BC000-memory.dmp

Filesize
752KB

Download
memory/4496-12-0x0000000000400000-0x00000000004BC000-memory.dmp

Filesize
752KB

Download
memory/4496-16-0x0000000000400000-0x00000000004BC000-memory.dmp

Filesize
752KB

Download
memory/4496-17-0x0000000000400000-0x00000000004BC000-memory.dmp

Filesize
752KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads