13a4293211215e8462f288e23254f7bc3d7f3bec8b19316cd3f73daad19a86bf

Analysis

max time kernel
152s
max time network
167s
platform
windows10-2004_x64
resource
win10v2004-20240226-en
resource tags

arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
submitted
28/05/2024, 03:00

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General

Target

13a4293211215e8462f288e23254f7bc3d7f3bec8b19316cd3f73daad19a86bf.exe
Size

4.8MB
MD5

4db8828c468413dfddd20742873d24c8
SHA1

7856ad0b89c5976966184757d98b0803f744329c
SHA256

13a4293211215e8462f288e23254f7bc3d7f3bec8b19316cd3f73daad19a86bf
SHA512

150e2986215fd1ab2519c8bdc276de654c95a454c78a076f1434526888ee2174ec30b92a8cff4e6c546c8f0dc9180c7cb2723e6720e9f3b648282a283fc46867
SSDEEP

98304:seLpmrmc2lAu28lkcf5YjovKqGYiOE8oLj5YINfSyo8aXp:TcmZl85gyjovK65E8ob5Sx8aXp

Score

7^/10

bootkit persistence

Malware Config

Signatures

Loads dropped DLL 3 IoCs

pid	Process
4660	13a4293211215e8462f288e23254f7bc3d7f3bec8b19316cd3f73daad19a86bf.exe
4660	13a4293211215e8462f288e23254f7bc3d7f3bec8b19316cd3f73daad19a86bf.exe
4660	13a4293211215e8462f288e23254f7bc3d7f3bec8b19316cd3f73daad19a86bf.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	13a4293211215e8462f288e23254f7bc3d7f3bec8b19316cd3f73daad19a86bf.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\13a4293211215e8462f288e23254f7bc3d7f3bec8b19316cd3f73daad19a86bf.exe
"C:\Users\Admin\AppData\Local\Temp\13a4293211215e8462f288e23254f7bc3d7f3bec8b19316cd3f73daad19a86bf.exe"
1⤵
- Loads dropped DLL
- Writes to the Master Boot Record (MBR)
PID:4660

C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=1424 --field-trial-handle=2180,i,12780723798465539942,12010519452607841069,262144 --variations-seed-version /prefetch:8
1⤵
PID:4924

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

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

Filesize
234KB

MD5
cd03029957ebc78c0ca7a6c02a9ca846

SHA1
0044114b8073781479044f0294701be9611be2ac

SHA256
139fdd92e6ddf1aac0761a68502b374daa32e82039621018511dc491ed9b4048

SHA512
14c641cb9536def0ddc1969d50b97b83a23017c97373e3ad74d3fbf9825ac81f3fdf8169281c8ad4cebd45d9c9ae05f752d553ba4653e620889b274479cb7c32

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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\{3633FBD7-610C-4a0c-9A73-FBC63F1FC42D}.tmp\7z.dll

Filesize
1.1MB

MD5
a46135bdd574092d85955070e72d5aad

SHA1
aad137b0a883fea22b7118778512ffc7865513bc

SHA256
aa57160684feb240a85da677caaf7cf6a08b7349d89ae9cb4a3476884d80aac5

SHA512
72188f348d9ae33e2b5a7886c80667cc3015bfac170249537baa9e31abf8d63ca198903206feb64887f1d509a1b9bfc9f54ede8b3aa26bee3f5c4375e5c6a24b

Download Submit

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads