f88cdac7ca2f4e3b5c09e12386b7bfcd06620e1714f2309dec3126bd44976594

Analysis

max time kernel
0s
max time network
149s
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, 03:04

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General

Target

01c012747a0a71cb9a934f17b6e7757d.exe
Size

241KB
MD5

01c012747a0a71cb9a934f17b6e7757d
SHA1

09747a3127a928c377b631cb586c454413fed0d8
SHA256

f88cdac7ca2f4e3b5c09e12386b7bfcd06620e1714f2309dec3126bd44976594
SHA512

784e05bfbcaf482537fa2cd779261942597e01b17db7c1db5f08274961e7590fd45231af4c9cd0a89be651e909cf64138450dfb4280451ed0f57696df69110e4
SSDEEP

6144:IkeENDvTSn2SV/GuhYdViC7X57+nMmiPY54LDx7:INEND/k/GLPX57+ntmY54L17

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
behavioral2/memory/5048-0-0x0000000000400000-0x0000000000489000-memory.dmp	upx
behavioral2/memory/5048-11-0x0000000000400000-0x0000000000489000-memory.dmp	upx
behavioral2/memory/5048-12-0x0000000000400000-0x0000000000489000-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)	\??\r:	01c012747a0a71cb9a934f17b6e7757d.exe
File opened (read-only)	\??\s:	01c012747a0a71cb9a934f17b6e7757d.exe
File opened (read-only)	\??\t:	01c012747a0a71cb9a934f17b6e7757d.exe
File opened (read-only)	\??\z:	01c012747a0a71cb9a934f17b6e7757d.exe
File opened (read-only)	\??\i:	01c012747a0a71cb9a934f17b6e7757d.exe
File opened (read-only)	\??\o:	01c012747a0a71cb9a934f17b6e7757d.exe
File opened (read-only)	\??\l:	01c012747a0a71cb9a934f17b6e7757d.exe
File opened (read-only)	\??\v:	01c012747a0a71cb9a934f17b6e7757d.exe
File opened (read-only)	\??\w:	01c012747a0a71cb9a934f17b6e7757d.exe
File opened (read-only)	\??\x:	01c012747a0a71cb9a934f17b6e7757d.exe
File opened (read-only)	\??\e:	01c012747a0a71cb9a934f17b6e7757d.exe
File opened (read-only)	\??\g:	01c012747a0a71cb9a934f17b6e7757d.exe
File opened (read-only)	\??\n:	01c012747a0a71cb9a934f17b6e7757d.exe
File opened (read-only)	\??\h:	01c012747a0a71cb9a934f17b6e7757d.exe
File opened (read-only)	\??\j:	01c012747a0a71cb9a934f17b6e7757d.exe
File opened (read-only)	\??\p:	01c012747a0a71cb9a934f17b6e7757d.exe
File opened (read-only)	\??\q:	01c012747a0a71cb9a934f17b6e7757d.exe
File opened (read-only)	\??\u:	01c012747a0a71cb9a934f17b6e7757d.exe
File opened (read-only)	\??\y:	01c012747a0a71cb9a934f17b6e7757d.exe
File opened (read-only)	\??\k:	01c012747a0a71cb9a934f17b6e7757d.exe
File opened (read-only)	\??\m:	01c012747a0a71cb9a934f17b6e7757d.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	01c012747a0a71cb9a934f17b6e7757d.exe

C:\Users\Admin\AppData\Local\Temp\01c012747a0a71cb9a934f17b6e7757d.exe
"C:\Users\Admin\AppData\Local\Temp\01c012747a0a71cb9a934f17b6e7757d.exe"
1⤵
- Enumerates connected drives
- Writes to the Master Boot Record (MBR)
PID:5048

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/5048-0-0x0000000000400000-0x0000000000489000-memory.dmp

Filesize
548KB

Download
memory/5048-11-0x0000000000400000-0x0000000000489000-memory.dmp

Filesize
548KB

Download
memory/5048-12-0x0000000000400000-0x0000000000489000-memory.dmp

Filesize
548KB

Download
memory/5048-17-0x0000000000400000-0x0000000000489000-memory.dmp

Filesize
548KB

Download
memory/5048-19-0x0000000000400000-0x0000000000489000-memory.dmp

Filesize
548KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads