26bb7819ecf6115e35865987b00406eeda31a6686477282886070b530d5ec6d8

Analysis

max time kernel
0s
max time network
117s
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, 16:17

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General

Target

2c7377f0b37349c3217d604d6c584c8d.exe
Size

236KB
MD5

2c7377f0b37349c3217d604d6c584c8d
SHA1

56cc50c5edfce85a4d1a748da9d4ab383879d463
SHA256

26bb7819ecf6115e35865987b00406eeda31a6686477282886070b530d5ec6d8
SHA512

9e0c2bdd7617e5df7b60c725a34ddce8b7cdb6dada59559406e7eb8a84585bab78334c08ed8ffbc04fc4e90c22688120956356e2db41cf3382b023eae0b9f23a
SSDEEP

3072:blELL7XOCw0xQCdMey44tVkZj+8FzB7C1XWLmjPUXiYR8PyqsZsVp9ytnDh2eU6O:Y3kOMeaavF17EP6qyqsEsUejI/

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/1616-0-0x0000000000400000-0x0000000000488000-memory.dmp	upx
behavioral2/memory/1616-11-0x0000000000400000-0x0000000000488000-memory.dmp	upx
behavioral2/memory/1616-12-0x0000000000400000-0x0000000000488000-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)	\??\i:	2c7377f0b37349c3217d604d6c584c8d.exe
File opened (read-only)	\??\t:	2c7377f0b37349c3217d604d6c584c8d.exe
File opened (read-only)	\??\w:	2c7377f0b37349c3217d604d6c584c8d.exe
File opened (read-only)	\??\e:	2c7377f0b37349c3217d604d6c584c8d.exe
File opened (read-only)	\??\h:	2c7377f0b37349c3217d604d6c584c8d.exe
File opened (read-only)	\??\k:	2c7377f0b37349c3217d604d6c584c8d.exe
File opened (read-only)	\??\m:	2c7377f0b37349c3217d604d6c584c8d.exe
File opened (read-only)	\??\p:	2c7377f0b37349c3217d604d6c584c8d.exe
File opened (read-only)	\??\r:	2c7377f0b37349c3217d604d6c584c8d.exe
File opened (read-only)	\??\s:	2c7377f0b37349c3217d604d6c584c8d.exe
File opened (read-only)	\??\y:	2c7377f0b37349c3217d604d6c584c8d.exe
File opened (read-only)	\??\g:	2c7377f0b37349c3217d604d6c584c8d.exe
File opened (read-only)	\??\j:	2c7377f0b37349c3217d604d6c584c8d.exe
File opened (read-only)	\??\l:	2c7377f0b37349c3217d604d6c584c8d.exe
File opened (read-only)	\??\n:	2c7377f0b37349c3217d604d6c584c8d.exe
File opened (read-only)	\??\o:	2c7377f0b37349c3217d604d6c584c8d.exe
File opened (read-only)	\??\u:	2c7377f0b37349c3217d604d6c584c8d.exe
File opened (read-only)	\??\v:	2c7377f0b37349c3217d604d6c584c8d.exe
File opened (read-only)	\??\z:	2c7377f0b37349c3217d604d6c584c8d.exe
File opened (read-only)	\??\q:	2c7377f0b37349c3217d604d6c584c8d.exe
File opened (read-only)	\??\x:	2c7377f0b37349c3217d604d6c584c8d.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	2c7377f0b37349c3217d604d6c584c8d.exe

C:\Users\Admin\AppData\Local\Temp\2c7377f0b37349c3217d604d6c584c8d.exe
"C:\Users\Admin\AppData\Local\Temp\2c7377f0b37349c3217d604d6c584c8d.exe"
1⤵
- Enumerates connected drives
- Writes to the Master Boot Record (MBR)
PID:1616

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/1616-0-0x0000000000400000-0x0000000000488000-memory.dmp

Filesize
544KB

Download
memory/1616-11-0x0000000000400000-0x0000000000488000-memory.dmp

Filesize
544KB

Download
memory/1616-12-0x0000000000400000-0x0000000000488000-memory.dmp

Filesize
544KB

Download
memory/1616-17-0x0000000000400000-0x0000000000488000-memory.dmp

Filesize
544KB

Download
memory/1616-19-0x0000000000400000-0x0000000000488000-memory.dmp

Filesize
544KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

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Downloads