1547e51ec276bda132196b3b90d02947d7e9ebd4e79c3e0c11f9cbf56ae8229b

Analysis

max time kernel
60s
max time network
52s
platform
windows7_x64
resource
win7-20220901-en
resource tags

arch:x64arch:x86image:win7-20220901-enlocale:en-usos:windows7-x64system
submitted
16/01/2023, 01:16

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

1547e51ec276bda132196b3b90d02947d7e9ebd4e79c3e0c11f9cbf56ae8229b.exe
Size

2.3MB
MD5

b9e77c05dc9ac3e8b7a344832c624e46
SHA1

fdaeab96d3dba799ae69050580e8e3b670d03ce6
SHA256

1547e51ec276bda132196b3b90d02947d7e9ebd4e79c3e0c11f9cbf56ae8229b
SHA512

64f3df8e735a9ae006b598f98e9193fd9f18278ce09863aeac6ccb043bc17c0dd0cccbd9bb404d771df3bc1e2624352de0e720199473dcd3a7c16f176baa7693
SSDEEP

49152:AvNECN1HgRkYzYcnNx6GHyCUwd3VJN/aHJKZwy:6N9YzYcnNzHyCUmN/aHAd

Score

6^/10

bootkit persistence

Malware Config

Signatures

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

T1067

description	ioc	Process
File opened for modification	\??\PhysicalDrive0	1547e51ec276bda132196b3b90d02947d7e9ebd4e79c3e0c11f9cbf56ae8229b.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	1547e51ec276bda132196b3b90d02947d7e9ebd4e79c3e0c11f9cbf56ae8229b.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	1547e51ec276bda132196b3b90d02947d7e9ebd4e79c3e0c11f9cbf56ae8229b.exe

Modifies registry class 3 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.key\ = "regfile"	1547e51ec276bda132196b3b90d02947d7e9ebd4e79c3e0c11f9cbf56ae8229b.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\.key	1547e51ec276bda132196b3b90d02947d7e9ebd4e79c3e0c11f9cbf56ae8229b.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\.key\	1547e51ec276bda132196b3b90d02947d7e9ebd4e79c3e0c11f9cbf56ae8229b.exe

Suspicious behavior: EnumeratesProcesses 1 IoCs

pid	Process
1768	1547e51ec276bda132196b3b90d02947d7e9ebd4e79c3e0c11f9cbf56ae8229b.exe

Suspicious behavior: GetForegroundWindowSpam 1 IoCs

pid	Process
1768	1547e51ec276bda132196b3b90d02947d7e9ebd4e79c3e0c11f9cbf56ae8229b.exe

C:\Users\Admin\AppData\Local\Temp\1547e51ec276bda132196b3b90d02947d7e9ebd4e79c3e0c11f9cbf56ae8229b.exe
"C:\Users\Admin\AppData\Local\Temp\1547e51ec276bda132196b3b90d02947d7e9ebd4e79c3e0c11f9cbf56ae8229b.exe"
1⤵
- Writes to the Master Boot Record (MBR)
- Checks processor information in registry
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious behavior: GetForegroundWindowSpam
PID:1768

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Bootkit

T1067

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

memory/1768-54-0x0000000074DE1000-0x0000000074DE3000-memory.dmp

Filesize
8KB

Download
memory/1768-55-0x0000000002AB0000-0x0000000002BF0000-memory.dmp

Filesize
1.2MB

Download
memory/1768-57-0x0000000002AB0000-0x0000000002BF0000-memory.dmp

Filesize
1.2MB

Download
memory/1768-58-0x0000000002AB0000-0x0000000002BF0000-memory.dmp

Filesize
1.2MB

Download
memory/1768-56-0x0000000002AB0000-0x0000000002BF0000-memory.dmp

Filesize
1.2MB

Download
memory/1768-60-0x0000000002AB0000-0x0000000002BF0000-memory.dmp

Filesize
1.2MB

Download
memory/1768-59-0x0000000002AB0000-0x0000000002BF0000-memory.dmp

Filesize
1.2MB

Download
memory/1768-61-0x0000000002AB0000-0x0000000002BF0000-memory.dmp

Filesize
1.2MB

Download
memory/1768-63-0x0000000000400000-0x0000000000B5C000-memory.dmp

Filesize
7.4MB

Download
memory/1768-62-0x0000000002AB0000-0x0000000002BF0000-memory.dmp

Filesize
1.2MB

Download
memory/1768-65-0x00000000025A0000-0x00000000025A4000-memory.dmp

Filesize
16KB

Download
memory/1768-64-0x0000000002AB0000-0x0000000002BF0000-memory.dmp

Filesize
1.2MB

Download
memory/1768-67-0x0000000002AB0000-0x0000000002BF0000-memory.dmp

Filesize
1.2MB

Download
memory/1768-68-0x0000000000400000-0x0000000000B5C000-memory.dmp

Filesize
7.4MB

Download