62eff1db0dd2e80d657686ea39588c9adcd47931806729572789b5d6eef98399

Analysis

max time kernel
148s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
03-10-2022 01:11

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General

Target

62eff1db0dd2e80d657686ea39588c9adcd47931806729572789b5d6eef98399.exe
Size

149KB
MD5

66e85134f69d400a4bbb6aca54c19b40
SHA1

fc7ba96843be006d90e90bba0768df264548b530
SHA256

62eff1db0dd2e80d657686ea39588c9adcd47931806729572789b5d6eef98399
SHA512

11412a00659109da2a7389f821684b2949e6a13d65c2e6f8e20341fc1ebb64ae281a5526d2876fcc3c6dd2d663a4e3b0faccf67a55fdf84f004dca643a2944ab
SSDEEP

3072:ZUHuEWwuO7rpki8/lBF50uGTHgb4HVheWo9iZWkd1NIVo:ZUHuNbOpnC/F50uGVzeWo0ZWkLN0o

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:

62eff1db0dd2e80d657686ea39588c9adcd47931806729572789b5d6eef98399.exe

description ioc process

File opened for modification \??\PHYSICALDRIVE0 62eff1db0dd2e80d657686ea39588c9adcd47931806729572789b5d6eef98399.exe

description	ioc	process
File opened for modification	\??\PHYSICALDRIVE0	62eff1db0dd2e80d657686ea39588c9adcd47931806729572789b5d6eef98399.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

62eff1db0dd2e80d657686ea39588c9adcd47931806729572789b5d6eef98399.exe

description	pid	process	target process
PID 2100 set thread context of 3052	2100	62eff1db0dd2e80d657686ea39588c9adcd47931806729572789b5d6eef98399.exe	62eff1db0dd2e80d657686ea39588c9adcd47931806729572789b5d6eef98399.exe

Suspicious behavior: EnumeratesProcesses 2 IoCs

Processes:

62eff1db0dd2e80d657686ea39588c9adcd47931806729572789b5d6eef98399.exe

pid	process
2100	62eff1db0dd2e80d657686ea39588c9adcd47931806729572789b5d6eef98399.exe
2100	62eff1db0dd2e80d657686ea39588c9adcd47931806729572789b5d6eef98399.exe

Suspicious use of SetWindowsHookEx 2 IoCs

Processes:

62eff1db0dd2e80d657686ea39588c9adcd47931806729572789b5d6eef98399.exe

pid	process
2100	62eff1db0dd2e80d657686ea39588c9adcd47931806729572789b5d6eef98399.exe
2100	62eff1db0dd2e80d657686ea39588c9adcd47931806729572789b5d6eef98399.exe

Suspicious use of WriteProcessMemory 10 IoCs

Processes:

62eff1db0dd2e80d657686ea39588c9adcd47931806729572789b5d6eef98399.exe

description	pid	process	target process
PID 2100 wrote to memory of 3052	2100	62eff1db0dd2e80d657686ea39588c9adcd47931806729572789b5d6eef98399.exe	62eff1db0dd2e80d657686ea39588c9adcd47931806729572789b5d6eef98399.exe
PID 2100 wrote to memory of 3052	2100	62eff1db0dd2e80d657686ea39588c9adcd47931806729572789b5d6eef98399.exe	62eff1db0dd2e80d657686ea39588c9adcd47931806729572789b5d6eef98399.exe
PID 2100 wrote to memory of 3052	2100	62eff1db0dd2e80d657686ea39588c9adcd47931806729572789b5d6eef98399.exe	62eff1db0dd2e80d657686ea39588c9adcd47931806729572789b5d6eef98399.exe
PID 2100 wrote to memory of 3052	2100	62eff1db0dd2e80d657686ea39588c9adcd47931806729572789b5d6eef98399.exe	62eff1db0dd2e80d657686ea39588c9adcd47931806729572789b5d6eef98399.exe
PID 2100 wrote to memory of 3052	2100	62eff1db0dd2e80d657686ea39588c9adcd47931806729572789b5d6eef98399.exe	62eff1db0dd2e80d657686ea39588c9adcd47931806729572789b5d6eef98399.exe
PID 2100 wrote to memory of 3052	2100	62eff1db0dd2e80d657686ea39588c9adcd47931806729572789b5d6eef98399.exe	62eff1db0dd2e80d657686ea39588c9adcd47931806729572789b5d6eef98399.exe
PID 2100 wrote to memory of 3052	2100	62eff1db0dd2e80d657686ea39588c9adcd47931806729572789b5d6eef98399.exe	62eff1db0dd2e80d657686ea39588c9adcd47931806729572789b5d6eef98399.exe
PID 2100 wrote to memory of 3052	2100	62eff1db0dd2e80d657686ea39588c9adcd47931806729572789b5d6eef98399.exe	62eff1db0dd2e80d657686ea39588c9adcd47931806729572789b5d6eef98399.exe
PID 2100 wrote to memory of 3052	2100	62eff1db0dd2e80d657686ea39588c9adcd47931806729572789b5d6eef98399.exe	62eff1db0dd2e80d657686ea39588c9adcd47931806729572789b5d6eef98399.exe
PID 2100 wrote to memory of 3052	2100	62eff1db0dd2e80d657686ea39588c9adcd47931806729572789b5d6eef98399.exe	62eff1db0dd2e80d657686ea39588c9adcd47931806729572789b5d6eef98399.exe

C:\Users\Admin\AppData\Local\Temp\62eff1db0dd2e80d657686ea39588c9adcd47931806729572789b5d6eef98399.exe
"C:\Users\Admin\AppData\Local\Temp\62eff1db0dd2e80d657686ea39588c9adcd47931806729572789b5d6eef98399.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:2100

C:\Users\Admin\AppData\Local\Temp\62eff1db0dd2e80d657686ea39588c9adcd47931806729572789b5d6eef98399.exe
C:\Users\Admin\AppData\Local\Temp\62eff1db0dd2e80d657686ea39588c9adcd47931806729572789b5d6eef98399.exe
2⤵
- Writes to the Master Boot Record (MBR)
PID:3052

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Bootkit

T1067

Privilege Escalation

Defense Evasion

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

memory/2100-134-0x0000000002360000-0x0000000002364000-memory.dmp

Filesize
16KB

Download
memory/3052-132-0x0000000000000000-mapping.dmp

Download
memory/3052-133-0x0000000000400000-0x00000000065A8000-memory.dmp

Filesize
97.7MB

Download
memory/3052-136-0x0000000000400000-0x00000000065A8000-memory.dmp

Filesize
97.7MB

Download
memory/3052-137-0x0000000000400000-0x0000000000419000-memory.dmp

Filesize
100KB

Download