89f5c115b09af059deb77ada004bf3a92b06ca46df2346ed2d67f9926a32cdde

Analysis

max time kernel
127s
max time network
143s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
02/03/2024, 16:33

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General

Target
89f5c115b09af059deb77ada004bf3a92b06ca46df2346ed2d67f9926a32cdde.exe
Size 4.8MB
Sample240302-t2s19aeh8y
SHA256 89f5c115b09af059deb77ada004bf3a92b06ca46df2346ed2d67f9926a32cdde
MD5 223fbaa81eefd21f6cfa65f6788c8cd9
SHA1 cc718fb2ca5e375c6c30fb703e4b9d708c9b6002
SHA512 1ebf751f9e9232ce6110157ac65b8d5ae0ffa6a4632845149eada926fe4410207fc7557c722cb0882399efd40074a58f0f39e0402abba6fd8806a51868688372
SSDEEP 98304:seLpmrmc2lAu28lkcf5YjovKqGYiOE8oLj5YINfSyo8aXj:TcmZl85gyjovK65E8ob5Sx8aXj
MD5 SHA1 SHA512 SSDEEP

Score

7^/10

bootkit persistence

Malware Config

Signatures

Loads dropped DLL 3 IoCs

pid	Process
4860	89f5c115b09af059deb77ada004bf3a92b06ca46df2346ed2d67f9926a32cdde.exe
4860	89f5c115b09af059deb77ada004bf3a92b06ca46df2346ed2d67f9926a32cdde.exe
4860	89f5c115b09af059deb77ada004bf3a92b06ca46df2346ed2d67f9926a32cdde.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

description	ioc	Process
File opened for modification	\??\PhysicalDrive0	89f5c115b09af059deb77ada004bf3a92b06ca46df2346ed2d67f9926a32cdde.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

C:\Users\Admin\AppData\Local\Temp\89f5c115b09af059deb77ada004bf3a92b06ca46df2346ed2d67f9926a32cdde.exe
"C:\Users\Admin\AppData\Local\Temp\89f5c115b09af059deb77ada004bf3a92b06ca46df2346ed2d67f9926a32cdde.exe"
1⤵
- Loads dropped DLL
- Writes to the Master Boot Record (MBR)
PID:4860

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

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Downloads

360NetUL.dll

Path C:\Users\Admin\AppData\Local\LDSGameMaster\Store\360Base\360NetUL.dll
Size 234KB
SHA256 139fdd92e6ddf1aac0761a68502b374daa32e82039621018511dc491ed9b4048
MD5 cd03029957ebc78c0ca7a6c02a9ca846
SHA1 0044114b8073781479044f0294701be9611be2ac
SHA512 14c641cb9536def0ddc1969d50b97b83a23017c97373e3ad74d3fbf9825ac81f3fdf8169281c8ad4cebd45d9c9ae05f752d553ba4653e620889b274479cb7c32
SSDEEP 6144:UY+WTYKgvoCAXYkgBJR9dwhJ+o9TBLuSz:UY+Wk5voCAXYkmP7Lo9TJ
MD5 SHA1 SHA512 SSDEEP

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LDSBasic.dll

Path C:\Users\Admin\AppData\Local\LDSGameMaster\Store\360Base\Utils\LDSBasic.dll
Size 908KB
SHA256 784add510e7b1fe03e2c3556b39e354c147e2eb7d2c892bb0b2d10b37b3e6827
MD5 7ca588270a0287be204d5f30feb77fdf
SHA1 3f3549e07f81428ecde0c21e218617244222c788
SHA512 0d950a06c79133ff1dfc2e08f2dfdaa28e6b5fefb10d6dfbc738bc4ff957f26f4ea50631132922a02c8247de81eaf70cffa2830fd5716da21bff806922bf6e6b
SSDEEP 12288:b5PGXWCr/C1nU9bIvLYg2ZbkST8GIcDvZtUgj224nU8rN8GYRft9aQj0DMS:b5eXLr/GUE5Gbkq8UDA7i8rNsRN0l
MD5 SHA1 SHA512 SSDEEP

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7z.dll

Path C:\Users\Admin\AppData\Local\Temp\{613CD00C-7AD8-4147-B5AD-8CA2B4458EAD}.tmp\7z.dll
Size 804KB
SHA256 d89e72967228a6c0d51416e944e06434cccfe01add0d828f9de943ce923b1a06
MD5 6837c9030e9b8170f8ea811cbd613988
SHA1 26a4c69b86c4971b471d2ae0aaff328878ca6db4
SHA512 0ef6adf2d5ca8fb7a8af64d40eb9d6044e491dc6dd9fd7c657897a2b2022d62ae51530e0dd629c5436e79e916c3b1eb7b7be3a3a29ebe5528473c365a074bcf2
SSDEEP 24576:0xb5vMX35l5UVrIdhcMEKWnttf7eePboHj:0xbSz5UVrIdhnW1PcD
MD5 SHA1 SHA512 SSDEEP

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Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads