5a0855cf69ff36ed0555f70bca9ad59c60339a863189d4f3c04895257e5f9b63

Analysis

max time kernel
127s
max time network
136s
platform
windows7_x64
resource
win7-20240508-en
resource tags

arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system
submitted
24-05-2024 03:51

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General

Target

5a0855cf69ff36ed0555f70bca9ad59c60339a863189d4f3c04895257e5f9b63.exe
Size

4.8MB
MD5

c274dab523eb07313a2183c31d88b818
SHA1

95e494189beb8cb2419c5c20bb0b65706e79e884
SHA256

5a0855cf69ff36ed0555f70bca9ad59c60339a863189d4f3c04895257e5f9b63
SHA512

a3a22181a3c6ffebb1230f3f61a3a967302c6002a599ecc0cab54d87c62a14d739db7c7bb3b6ec0332762e796182392d8fe69a737c44926aace691e4f9df5d0f
SSDEEP

98304:seLpmrmc2lAu28lkcf5YjovKqGYiOE8oLj5YINfSyo8aXs:TcmZl85gyjovK65E8ob5Sx8aXs

Score

7^/10

bootkit persistence

Malware Config

Signatures

Loads dropped DLL 3 IoCs

Processes:

5a0855cf69ff36ed0555f70bca9ad59c60339a863189d4f3c04895257e5f9b63.exe

pid	process
1648	5a0855cf69ff36ed0555f70bca9ad59c60339a863189d4f3c04895257e5f9b63.exe
1648	5a0855cf69ff36ed0555f70bca9ad59c60339a863189d4f3c04895257e5f9b63.exe
1648	5a0855cf69ff36ed0555f70bca9ad59c60339a863189d4f3c04895257e5f9b63.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:

5a0855cf69ff36ed0555f70bca9ad59c60339a863189d4f3c04895257e5f9b63.exe

description ioc process

File opened for modification \??\PhysicalDrive0 5a0855cf69ff36ed0555f70bca9ad59c60339a863189d4f3c04895257e5f9b63.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	5a0855cf69ff36ed0555f70bca9ad59c60339a863189d4f3c04895257e5f9b63.exe

C:\Users\Admin\AppData\Local\Temp\5a0855cf69ff36ed0555f70bca9ad59c60339a863189d4f3c04895257e5f9b63.exe
"C:\Users\Admin\AppData\Local\Temp\5a0855cf69ff36ed0555f70bca9ad59c60339a863189d4f3c04895257e5f9b63.exe"
1⤵
- Loads dropped DLL
- Writes to the Master Boot Record (MBR)
PID:1648

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

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

Filesize
234KB

MD5
cd03029957ebc78c0ca7a6c02a9ca846

SHA1
0044114b8073781479044f0294701be9611be2ac

SHA256
139fdd92e6ddf1aac0761a68502b374daa32e82039621018511dc491ed9b4048

SHA512
14c641cb9536def0ddc1969d50b97b83a23017c97373e3ad74d3fbf9825ac81f3fdf8169281c8ad4cebd45d9c9ae05f752d553ba4653e620889b274479cb7c32

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

Filesize
2.1MB

MD5
c35ab236702291f1a2d090af8ea253d9

SHA1
d7f58f0f5fee6b26564af3c5d7ab6defe5a4608d

SHA256
c4dba892a9a1fb675d06dd615c4fc079e9f4e12a8368e8bd18e37137ed567f35

SHA512
87a3fa1927ad2fad117055411a471be95275a4d4bf99ee3ab522faee70067b239bb77ddd94c4300958607efd4a3fc071df2262754557fca2530e70f2c438a068

Download Submit
\Users\Admin\AppData\Local\Temp\{9692ECD6-1288-4c7b-858D-6A81B9321977}.tmp\7z.dll

Filesize
1.1MB

MD5
a46135bdd574092d85955070e72d5aad

SHA1
aad137b0a883fea22b7118778512ffc7865513bc

SHA256
aa57160684feb240a85da677caaf7cf6a08b7349d89ae9cb4a3476884d80aac5

SHA512
72188f348d9ae33e2b5a7886c80667cc3015bfac170249537baa9e31abf8d63ca198903206feb64887f1d509a1b9bfc9f54ede8b3aa26bee3f5c4375e5c6a24b

Download Submit
memory/1648-34-0x0000000002A50000-0x0000000002A51000-memory.dmp

Filesize
4KB

Download
memory/1648-35-0x0000000002A50000-0x0000000002A51000-memory.dmp

Filesize
4KB

Download