fc1b4aaa8e1a576f8c70386047b310430497d1988c4f4e8972b0e17f9b4bcbb7

Analysis

max time kernel
22s
max time network
28s
platform
windows10-2004_x64
resource
win10v2004-20220901-en
resource tags

arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system
submitted
23-11-2022 21:11

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General

Target

fc1b4aaa8e1a576f8c70386047b310430497d1988c4f4e8972b0e17f9b4bcbb7.exe
Size

171KB
MD5

3afe90489302d7d9fb5067d02c6819b7
SHA1

cc2daa58b0538c1bbf2b6efdd8e1db70a4b535a1
SHA256

fc1b4aaa8e1a576f8c70386047b310430497d1988c4f4e8972b0e17f9b4bcbb7
SHA512

f4cc688ed623a0eb6c2a07a9e67cc0176eedbd06ec85ebeb11fc730dafe9e1620ab2234d1c9f77db2106f24dcfbf020c9d1ad29973c26bfe6ae24cb4051263be
SSDEEP

3072:2wA+o5wfaBJh+cowuoUaA2wLetOkoJU3d9m9xBnukVKiufHvZC:PnorUFRodoL6Okomm9xBH/A

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

Processes:

fc1b4aaa8e1a576f8c70386047b310430497d1988c4f4e8972b0e17f9b4bcbb7.exe

description ioc process

File opened for modification \??\physicaldrive0 fc1b4aaa8e1a576f8c70386047b310430497d1988c4f4e8972b0e17f9b4bcbb7.exe
Suspicious behavior: RenamesItself 1 IoCs

Processes:

fc1b4aaa8e1a576f8c70386047b310430497d1988c4f4e8972b0e17f9b4bcbb7.exe

pid process

4284 fc1b4aaa8e1a576f8c70386047b310430497d1988c4f4e8972b0e17f9b4bcbb7.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

fc1b4aaa8e1a576f8c70386047b310430497d1988c4f4e8972b0e17f9b4bcbb7.exe

description pid process

Token: SeShutdownPrivilege 4284 fc1b4aaa8e1a576f8c70386047b310430497d1988c4f4e8972b0e17f9b4bcbb7.exe

description	ioc	process
File opened for modification	\??\physicaldrive0	fc1b4aaa8e1a576f8c70386047b310430497d1988c4f4e8972b0e17f9b4bcbb7.exe

pid	process
4284	fc1b4aaa8e1a576f8c70386047b310430497d1988c4f4e8972b0e17f9b4bcbb7.exe

description	pid	process
Token: SeShutdownPrivilege	4284	fc1b4aaa8e1a576f8c70386047b310430497d1988c4f4e8972b0e17f9b4bcbb7.exe

C:\Users\Admin\AppData\Local\Temp\fc1b4aaa8e1a576f8c70386047b310430497d1988c4f4e8972b0e17f9b4bcbb7.exe
"C:\Users\Admin\AppData\Local\Temp\fc1b4aaa8e1a576f8c70386047b310430497d1988c4f4e8972b0e17f9b4bcbb7.exe"
1⤵
- Writes to the Master Boot Record (MBR)
- Suspicious behavior: RenamesItself
- Suspicious use of AdjustPrivilegeToken
PID:4284

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Bootkit

T1067

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

memory/4284-132-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

Download
memory/4284-133-0x0000000000660000-0x00000000006B5000-memory.dmp

Filesize
340KB

Download
memory/4284-134-0x0000000000400000-0x0000000000455000-memory.dmp

Filesize
340KB

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Analysis

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General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v6

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Downloads