7f405478bdea55683cb78a53b8167235839a9a8ac4bee5f4709c2f43cb1bf7d5

Analysis

max time kernel
146s
max time network
149s
platform
windows10-2004_x64
resource
win10v2004-20240508-en
resource tags

arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system
submitted
22-05-2024 19:19

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

7f405478bdea55683cb78a53b8167235839a9a8ac4bee5f4709c2f43cb1bf7d5.exe
Size

4.8MB
MD5

e6ff1c8c5d8d2147ae7b25a9bd4728a0
SHA1

a71ea486a2f00684ddfc22a26782d00f34246d2c
SHA256

7f405478bdea55683cb78a53b8167235839a9a8ac4bee5f4709c2f43cb1bf7d5
SHA512

05940e551d3db227441681b79c7b1eaa959d6521866572e649ae4c5df8a6ec1bcf94cda1310dbd30c7f23f1212f8b0d1c29274499150b907a93e78bbd8a3b8ed
SSDEEP

98304:seLpmrmc2lAu28lkcf5YjovKqGYiOE8oLj5YINfSyo8aXS:TcmZl85gyjovK65E8ob5Sx8aXS

Score

7^/10

bootkit persistence

Malware Config

Signatures

Loads dropped DLL 3 IoCs

Processes:

7f405478bdea55683cb78a53b8167235839a9a8ac4bee5f4709c2f43cb1bf7d5.exe

pid	process
3280	7f405478bdea55683cb78a53b8167235839a9a8ac4bee5f4709c2f43cb1bf7d5.exe
3280	7f405478bdea55683cb78a53b8167235839a9a8ac4bee5f4709c2f43cb1bf7d5.exe
3280	7f405478bdea55683cb78a53b8167235839a9a8ac4bee5f4709c2f43cb1bf7d5.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
T1542.003

Processes:

7f405478bdea55683cb78a53b8167235839a9a8ac4bee5f4709c2f43cb1bf7d5.exe

description ioc process

File opened for modification \??\PhysicalDrive0 7f405478bdea55683cb78a53b8167235839a9a8ac4bee5f4709c2f43cb1bf7d5.exe
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

description	ioc	process
File opened for modification	\??\PhysicalDrive0	7f405478bdea55683cb78a53b8167235839a9a8ac4bee5f4709c2f43cb1bf7d5.exe

C:\Users\Admin\AppData\Local\Temp\7f405478bdea55683cb78a53b8167235839a9a8ac4bee5f4709c2f43cb1bf7d5.exe
"C:\Users\Admin\AppData\Local\Temp\7f405478bdea55683cb78a53b8167235839a9a8ac4bee5f4709c2f43cb1bf7d5.exe"
1⤵
- Loads dropped DLL
- Writes to the Master Boot Record (MBR)
PID:3280

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

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

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\Users\Admin\AppData\Local\LDSGameMaster\Store\360Base\360NetUL.dll

Filesize
234KB

MD5
cd03029957ebc78c0ca7a6c02a9ca846

SHA1
0044114b8073781479044f0294701be9611be2ac

SHA256
139fdd92e6ddf1aac0761a68502b374daa32e82039621018511dc491ed9b4048

SHA512
14c641cb9536def0ddc1969d50b97b83a23017c97373e3ad74d3fbf9825ac81f3fdf8169281c8ad4cebd45d9c9ae05f752d553ba4653e620889b274479cb7c32

Download Submit
C:\Users\Admin\AppData\Local\LDSGameMaster\Store\360Base\Utils\LDSBasic.dll

Filesize
2.1MB

MD5
c35ab236702291f1a2d090af8ea253d9

SHA1
d7f58f0f5fee6b26564af3c5d7ab6defe5a4608d

SHA256
c4dba892a9a1fb675d06dd615c4fc079e9f4e12a8368e8bd18e37137ed567f35

SHA512
87a3fa1927ad2fad117055411a471be95275a4d4bf99ee3ab522faee70067b239bb77ddd94c4300958607efd4a3fc071df2262754557fca2530e70f2c438a068

Download Submit
C:\Users\Admin\AppData\Local\Temp\{D6B42554-5662-4e32-AED2-8712DB64D94B}.tmp\7z.dll

Filesize
1.1MB

MD5
a46135bdd574092d85955070e72d5aad

SHA1
aad137b0a883fea22b7118778512ffc7865513bc

SHA256
aa57160684feb240a85da677caaf7cf6a08b7349d89ae9cb4a3476884d80aac5

SHA512
72188f348d9ae33e2b5a7886c80667cc3015bfac170249537baa9e31abf8d63ca198903206feb64887f1d509a1b9bfc9f54ede8b3aa26bee3f5c4375e5c6a24b

Download Submit