3b20221e4a1fe1b055c72d8476c38730ab38107435178e3456505e57a81fbb9f

Analysis

max time kernel
122s
max time network
132s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
25-12-2023 08:02

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

10b5d2314bbfa52c5e1775e46c5787c5.exe
Size

532KB
MD5

10b5d2314bbfa52c5e1775e46c5787c5
SHA1

9d4a7e18a1189e9c592488e486ce248549839f6f
SHA256

3b20221e4a1fe1b055c72d8476c38730ab38107435178e3456505e57a81fbb9f
SHA512

9d9dd90b05e181321f8847fbf375b86ca8cbee50efd40706febb92d4c735597fd6db9ebe7a613663f0e8cce880ff0947e476dc0cda7d685f767557fd6f3c0d24
SSDEEP

12288:WHOpBMKvN3cv2+rMQFDn7eTsDz0pz8tV6cYp:YOjrsvLvx7eTsDApz8bLYp

Score

7^/10

bootkit persistence upx

Malware Config

Signatures

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral1/memory/616-0-0x0000000000400000-0x0000000000485000-memory.dmp	upx
behavioral1/memory/616-1-0x0000000000400000-0x0000000000485000-memory.dmp	upx
behavioral1/memory/616-2-0x0000000000400000-0x0000000000485000-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)	\??\j:	10b5d2314bbfa52c5e1775e46c5787c5.exe
File opened (read-only)	\??\r:	10b5d2314bbfa52c5e1775e46c5787c5.exe
File opened (read-only)	\??\x:	10b5d2314bbfa52c5e1775e46c5787c5.exe
File opened (read-only)	\??\u:	10b5d2314bbfa52c5e1775e46c5787c5.exe
File opened (read-only)	\??\e:	10b5d2314bbfa52c5e1775e46c5787c5.exe
File opened (read-only)	\??\h:	10b5d2314bbfa52c5e1775e46c5787c5.exe
File opened (read-only)	\??\i:	10b5d2314bbfa52c5e1775e46c5787c5.exe
File opened (read-only)	\??\k:	10b5d2314bbfa52c5e1775e46c5787c5.exe
File opened (read-only)	\??\m:	10b5d2314bbfa52c5e1775e46c5787c5.exe
File opened (read-only)	\??\q:	10b5d2314bbfa52c5e1775e46c5787c5.exe
File opened (read-only)	\??\t:	10b5d2314bbfa52c5e1775e46c5787c5.exe
File opened (read-only)	\??\z:	10b5d2314bbfa52c5e1775e46c5787c5.exe
File opened (read-only)	\??\n:	10b5d2314bbfa52c5e1775e46c5787c5.exe
File opened (read-only)	\??\w:	10b5d2314bbfa52c5e1775e46c5787c5.exe
File opened (read-only)	\??\y:	10b5d2314bbfa52c5e1775e46c5787c5.exe
File opened (read-only)	\??\g:	10b5d2314bbfa52c5e1775e46c5787c5.exe
File opened (read-only)	\??\l:	10b5d2314bbfa52c5e1775e46c5787c5.exe
File opened (read-only)	\??\o:	10b5d2314bbfa52c5e1775e46c5787c5.exe
File opened (read-only)	\??\p:	10b5d2314bbfa52c5e1775e46c5787c5.exe
File opened (read-only)	\??\s:	10b5d2314bbfa52c5e1775e46c5787c5.exe
File opened (read-only)	\??\v:	10b5d2314bbfa52c5e1775e46c5787c5.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	10b5d2314bbfa52c5e1775e46c5787c5.exe

C:\Users\Admin\AppData\Local\Temp\10b5d2314bbfa52c5e1775e46c5787c5.exe
"C:\Users\Admin\AppData\Local\Temp\10b5d2314bbfa52c5e1775e46c5787c5.exe"
1⤵
- Enumerates connected drives
- Writes to the Master Boot Record (MBR)
PID:616

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

Replay Monitor

Loading Replay Monitor...

Downloads

memory/616-0-0x0000000000400000-0x0000000000485000-memory.dmp

Filesize
532KB

Download
memory/616-1-0x0000000000400000-0x0000000000485000-memory.dmp

Filesize
532KB

Download
memory/616-2-0x0000000000400000-0x0000000000485000-memory.dmp

Filesize
532KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

Loading Replay Monitor...

Downloads