0d37761d325d947361c63874807964f4df4799911e638be1fc0f8b9515c8714f

Analysis

max time kernel
151s
max time network
181s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
10/01/2024, 04:34

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General

Target

4f982e87668908524c9b7b250d6ef0db.exe
Size

486KB
MD5

4f982e87668908524c9b7b250d6ef0db
SHA1

522df782540f4ba0af4ae384bd713a125b57c6c8
SHA256

0d37761d325d947361c63874807964f4df4799911e638be1fc0f8b9515c8714f
SHA512

58d68ab712ff0704061132cbefb5410111ee365d58c570778f3e6df64aa4371c2e7fbd2e0443fae7138f7f4180a91cabae0ac10d2756f76cb2a7c0181e9ba6eb
SSDEEP

12288:6x2h3V8pn5d8Hn0m5FdOSSJTcnXQH0TvX:6KmnSOzJTcnXnvX

Score

7^/10

bootkit persistence upx

Malware Config

Signatures

UPX packed file 2 IoCs

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

upx

resource	yara_rule
behavioral1/memory/2664-0-0x0000000000400000-0x0000000000479000-memory.dmp	upx
behavioral1/memory/2664-1-0x0000000000400000-0x0000000000479000-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)	\??\q:	4f982e87668908524c9b7b250d6ef0db.exe
File opened (read-only)	\??\u:	4f982e87668908524c9b7b250d6ef0db.exe
File opened (read-only)	\??\x:	4f982e87668908524c9b7b250d6ef0db.exe
File opened (read-only)	\??\z:	4f982e87668908524c9b7b250d6ef0db.exe
File opened (read-only)	\??\g:	4f982e87668908524c9b7b250d6ef0db.exe
File opened (read-only)	\??\h:	4f982e87668908524c9b7b250d6ef0db.exe
File opened (read-only)	\??\i:	4f982e87668908524c9b7b250d6ef0db.exe
File opened (read-only)	\??\j:	4f982e87668908524c9b7b250d6ef0db.exe
File opened (read-only)	\??\l:	4f982e87668908524c9b7b250d6ef0db.exe
File opened (read-only)	\??\p:	4f982e87668908524c9b7b250d6ef0db.exe
File opened (read-only)	\??\s:	4f982e87668908524c9b7b250d6ef0db.exe
File opened (read-only)	\??\y:	4f982e87668908524c9b7b250d6ef0db.exe
File opened (read-only)	\??\w:	4f982e87668908524c9b7b250d6ef0db.exe
File opened (read-only)	\??\e:	4f982e87668908524c9b7b250d6ef0db.exe
File opened (read-only)	\??\r:	4f982e87668908524c9b7b250d6ef0db.exe
File opened (read-only)	\??\t:	4f982e87668908524c9b7b250d6ef0db.exe
File opened (read-only)	\??\v:	4f982e87668908524c9b7b250d6ef0db.exe
File opened (read-only)	\??\k:	4f982e87668908524c9b7b250d6ef0db.exe
File opened (read-only)	\??\m:	4f982e87668908524c9b7b250d6ef0db.exe
File opened (read-only)	\??\n:	4f982e87668908524c9b7b250d6ef0db.exe
File opened (read-only)	\??\o:	4f982e87668908524c9b7b250d6ef0db.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	4f982e87668908524c9b7b250d6ef0db.exe

C:\Users\Admin\AppData\Local\Temp\4f982e87668908524c9b7b250d6ef0db.exe
"C:\Users\Admin\AppData\Local\Temp\4f982e87668908524c9b7b250d6ef0db.exe"
1⤵
- Enumerates connected drives
- Writes to the Master Boot Record (MBR)
PID:2664

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/2664-0-0x0000000000400000-0x0000000000479000-memory.dmp

Filesize
484KB

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memory/2664-1-0x0000000000400000-0x0000000000479000-memory.dmp

Filesize
484KB

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads