780fa3c75e3e0489dba31a02bcdd579a4c645f32345c276a5fb905df1efcf560

Analysis

max time kernel
149s
max time network
151s
platform
windows10-2004_x64
resource
win10v2004-20231215-en
resource tags

arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
submitted
24-12-2023 16:33

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General

Target

05ef7583ff31efe742ac5dc14fb02e53.exe
Size

224KB
MD5

05ef7583ff31efe742ac5dc14fb02e53
SHA1

aa713ec4de22f96296ebe0bebfa80bb625b0454f
SHA256

780fa3c75e3e0489dba31a02bcdd579a4c645f32345c276a5fb905df1efcf560
SHA512

5fe731e3bd069aac501907b21f3b1c0ed12fe329f2e719838f96514051e37f1a75c2620ec4778176013d0ad36fe3f1bca6f8a625f6d4e4b4078b4dad8404e9a0
SSDEEP

6144:oa0e715f5pnPS+q5LmT3ao9q1xG/jkPB8gN039:bLf5NSoT3RkO/jkSKe9

Score

7^/10

bootkit persistence upx

Malware Config

Signatures

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral2/memory/2756-0-0x0000000000400000-0x0000000000485000-memory.dmp	upx
behavioral2/memory/2756-1-0x0000000000400000-0x0000000000485000-memory.dmp	upx
behavioral2/memory/2756-3-0x0000000000400000-0x0000000000485000-memory.dmp	upx
behavioral2/memory/2756-4-0x0000000000400000-0x0000000000485000-memory.dmp	upx
behavioral2/memory/2756-5-0x0000000000400000-0x0000000000485000-memory.dmp	upx
behavioral2/memory/2756-7-0x0000000000400000-0x0000000000485000-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)	\??\t:	05ef7583ff31efe742ac5dc14fb02e53.exe
File opened (read-only)	\??\x:	05ef7583ff31efe742ac5dc14fb02e53.exe
File opened (read-only)	\??\j:	05ef7583ff31efe742ac5dc14fb02e53.exe
File opened (read-only)	\??\l:	05ef7583ff31efe742ac5dc14fb02e53.exe
File opened (read-only)	\??\v:	05ef7583ff31efe742ac5dc14fb02e53.exe
File opened (read-only)	\??\w:	05ef7583ff31efe742ac5dc14fb02e53.exe
File opened (read-only)	\??\y:	05ef7583ff31efe742ac5dc14fb02e53.exe
File opened (read-only)	\??\z:	05ef7583ff31efe742ac5dc14fb02e53.exe
File opened (read-only)	\??\q:	05ef7583ff31efe742ac5dc14fb02e53.exe
File opened (read-only)	\??\u:	05ef7583ff31efe742ac5dc14fb02e53.exe
File opened (read-only)	\??\i:	05ef7583ff31efe742ac5dc14fb02e53.exe
File opened (read-only)	\??\n:	05ef7583ff31efe742ac5dc14fb02e53.exe
File opened (read-only)	\??\r:	05ef7583ff31efe742ac5dc14fb02e53.exe
File opened (read-only)	\??\e:	05ef7583ff31efe742ac5dc14fb02e53.exe
File opened (read-only)	\??\h:	05ef7583ff31efe742ac5dc14fb02e53.exe
File opened (read-only)	\??\m:	05ef7583ff31efe742ac5dc14fb02e53.exe
File opened (read-only)	\??\o:	05ef7583ff31efe742ac5dc14fb02e53.exe
File opened (read-only)	\??\p:	05ef7583ff31efe742ac5dc14fb02e53.exe
File opened (read-only)	\??\s:	05ef7583ff31efe742ac5dc14fb02e53.exe
File opened (read-only)	\??\g:	05ef7583ff31efe742ac5dc14fb02e53.exe
File opened (read-only)	\??\k:	05ef7583ff31efe742ac5dc14fb02e53.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	05ef7583ff31efe742ac5dc14fb02e53.exe

C:\Users\Admin\AppData\Local\Temp\05ef7583ff31efe742ac5dc14fb02e53.exe
"C:\Users\Admin\AppData\Local\Temp\05ef7583ff31efe742ac5dc14fb02e53.exe"
1⤵
- Enumerates connected drives
- Writes to the Master Boot Record (MBR)
PID:2756

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/2756-0-0x0000000000400000-0x0000000000485000-memory.dmp

Filesize
532KB

Download
memory/2756-1-0x0000000000400000-0x0000000000485000-memory.dmp

Filesize
532KB

Download
memory/2756-3-0x0000000000400000-0x0000000000485000-memory.dmp

Filesize
532KB

Download
memory/2756-4-0x0000000000400000-0x0000000000485000-memory.dmp

Filesize
532KB

Download
memory/2756-5-0x0000000000400000-0x0000000000485000-memory.dmp

Filesize
532KB

Download
memory/2756-7-0x0000000000400000-0x0000000000485000-memory.dmp

Filesize
532KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads