metasploit | 389a7d395492c2da6f8abf5a8a7c49c3482f7844f77fe681808c71e961bcae97

General

Target

389a7d395492c2da6f8abf5a8a7c49c3482f7844f77fe681808c71e961bcae97.exe
Size

254KB
MD5

e3b7d39be5e821b59636d0fe7c2944cc
SHA1

00479a97e415e9b6a5dfb5d04f5d9244bc8fbe88
SHA256

389a7d395492c2da6f8abf5a8a7c49c3482f7844f77fe681808c71e961bcae97
SHA512

8f977c60658063051968049245512b6aea68dd89005d0eefde26e4b2757210e9e95aabcef9aee173f57614b52cfbac924d36516b7bc7d3a5cc67daae4dee3ad5

Score

10^/10

metasploit backdoor bootkit persistence trojan

Malware Config

Extracted

Family

metasploit

Version

windows/single_exec

Signatures

MetaSploit
Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.
trojan backdoor metasploit
Executes dropped EXE 1 IoCs

Processes:

esentutl.exe

pid process

2024 esentutl.exe
Loads dropped DLL 1 IoCs

Processes:

389a7d395492c2da6f8abf5a8a7c49c3482f7844f77fe681808c71e961bcae97.exe

pid process

1376 389a7d395492c2da6f8abf5a8a7c49c3482f7844f77fe681808c71e961bcae97.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
T1067

Processes:

esentutl.exe

description ioc process

File opened for modification \??\PhysicalDrive0 esentutl.exe
Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

esentutl.exe

description pid process

Token: SeShutdownPrivilege 2024 esentutl.exe

pid	process
2024	esentutl.exe

pid	process
1376	389a7d395492c2da6f8abf5a8a7c49c3482f7844f77fe681808c71e961bcae97.exe

description	ioc	process
File opened for modification	\??\PhysicalDrive0	esentutl.exe

description	pid	process
Token: SeShutdownPrivilege	2024	esentutl.exe

Suspicious use of WriteProcessMemory 4 IoCs

Processes:

389a7d395492c2da6f8abf5a8a7c49c3482f7844f77fe681808c71e961bcae97.exe

description	pid	process	target process
PID 1376 wrote to memory of 2024	1376	389a7d395492c2da6f8abf5a8a7c49c3482f7844f77fe681808c71e961bcae97.exe	esentutl.exe
PID 1376 wrote to memory of 2024	1376	389a7d395492c2da6f8abf5a8a7c49c3482f7844f77fe681808c71e961bcae97.exe	esentutl.exe
PID 1376 wrote to memory of 2024	1376	389a7d395492c2da6f8abf5a8a7c49c3482f7844f77fe681808c71e961bcae97.exe	esentutl.exe
PID 1376 wrote to memory of 2024	1376	389a7d395492c2da6f8abf5a8a7c49c3482f7844f77fe681808c71e961bcae97.exe	esentutl.exe

C:\Users\Admin\AppData\Local\Temp\389a7d395492c2da6f8abf5a8a7c49c3482f7844f77fe681808c71e961bcae97.exe
"C:\Users\Admin\AppData\Local\Temp\389a7d395492c2da6f8abf5a8a7c49c3482f7844f77fe681808c71e961bcae97.exe"
1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1376

C:\Users\Admin\AppData\Roaming\{fe77ec0e-80a8-4a6f-87f4-fadb89c008b7}\esentutl.exe
"C:\Users\Admin\AppData\Roaming\{fe77ec0e-80a8-4a6f-87f4-fadb89c008b7}\esentutl.exe"
2⤵
- Executes dropped EXE
- Writes to the Master Boot Record (MBR)
- Suspicious use of AdjustPrivilegeToken
PID:2024

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Bootkit

1

T1067

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Roaming\{fe77ec0e-80a8-4a6f-87f4-fadb89c008b7}\esentutl.exe
Filesize
255KB

MD5
833a34977f27b61aef894f4534490f34

SHA1
83349ff7fdc04e1589689523b311de05c9c949d3

SHA256
71eda26364a164a8c01763aaa8e9271ea9e259a4ecf7eeba099f01e9288f3760

SHA512
44f4df892b9c20af38e50d6fcda2e48ed455cda625284aa06a7c4e5f080a180a97d34b71791a46a46a82b8727f5ae6caadbd4faab25d44a3cb5b422bb6a8752b

Download Submit
\Users\Admin\AppData\Roaming\{fe77ec0e-80a8-4a6f-87f4-fadb89c008b7}\esentutl.exe
Filesize
255KB

MD5
833a34977f27b61aef894f4534490f34

SHA1
83349ff7fdc04e1589689523b311de05c9c949d3

SHA256
71eda26364a164a8c01763aaa8e9271ea9e259a4ecf7eeba099f01e9288f3760

SHA512
44f4df892b9c20af38e50d6fcda2e48ed455cda625284aa06a7c4e5f080a180a97d34b71791a46a46a82b8727f5ae6caadbd4faab25d44a3cb5b422bb6a8752b

Download Submit
memory/1376-54-0x0000000075AE1000-0x0000000075AE3000-memory.dmp

Filesize
8KB

Download
memory/1376-57-0x0000000000230000-0x0000000000246000-memory.dmp

Filesize
88KB

Download
memory/1376-60-0x0000000000260000-0x000000000027A000-memory.dmp

Filesize
104KB

Download
memory/2024-56-0x0000000000000000-mapping.dmp

Download
memory/2024-61-0x0000000000280000-0x000000000029A000-memory.dmp

Filesize
104KB

Download

Analysis

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