a9382245fc7f801bbc9e8ce3ea77bef071231f774309ea0ccc1afe6705d790f0

Analysis

max time kernel
45s
max time network
19s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
31-12-2023 01:54

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General

Target

238308308dd2fb3a121a4c4138f574c9.exe
Size

148KB
MD5

238308308dd2fb3a121a4c4138f574c9
SHA1

33725e29215793b12f2b42b8fffa8c95c0749bdf
SHA256

a9382245fc7f801bbc9e8ce3ea77bef071231f774309ea0ccc1afe6705d790f0
SHA512

1fd612a7c0e0abf8fee3919edd87a6e35dcb567bb308dceb210ad87a8512cb208eb2ff858ebcdb6b94d6d92f3eccf99834e3750688caefd38041248ac5eb3d28
SSDEEP

3072:NlOKLY64bK+6jgKt3GVNBoUYndqXWgRF6tXE4RNd2FGyEmpfOU4dy:/Y64bK/ATkqGgRv8NcFjpWpd

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
T1542.003

Processes:

238308308dd2fb3a121a4c4138f574c9.exe

description ioc process

File opened for modification \??\physicaldrive0 238308308dd2fb3a121a4c4138f574c9.exe
Suspicious behavior: RenamesItself 1 IoCs

Processes:

238308308dd2fb3a121a4c4138f574c9.exe

pid process

2404 238308308dd2fb3a121a4c4138f574c9.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

238308308dd2fb3a121a4c4138f574c9.exe

description pid process

Token: SeShutdownPrivilege 2404 238308308dd2fb3a121a4c4138f574c9.exe

description	ioc	process
File opened for modification	\??\physicaldrive0	238308308dd2fb3a121a4c4138f574c9.exe

pid	process
2404	238308308dd2fb3a121a4c4138f574c9.exe

description	pid	process
Token: SeShutdownPrivilege	2404	238308308dd2fb3a121a4c4138f574c9.exe

C:\Users\Admin\AppData\Local\Temp\238308308dd2fb3a121a4c4138f574c9.exe
"C:\Users\Admin\AppData\Local\Temp\238308308dd2fb3a121a4c4138f574c9.exe"
1⤵
- Writes to the Master Boot Record (MBR)
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
PID:2404

MITRE ATT&CK Matrix ATT&CK v13

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

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

memory/2404-0-0x0000000000430000-0x0000000000452000-memory.dmp

Filesize
136KB

Download
memory/2404-1-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download
memory/2404-2-0x0000000000430000-0x0000000000452000-memory.dmp

Filesize
136KB

Download
memory/2404-3-0x0000000000400000-0x000000000042D000-memory.dmp

Filesize
180KB

Download