3b616cb0beaacffb53884b5ba0453312d2577db598d2a877a3b251125fb281a1

Analysis

max time kernel
1483s
max time network
1502s
platform
windows11-21h2_x64
resource
win11-20240221-en
resource tags

arch:x64arch:x86image:win11-20240221-enlocale:en-usos:windows11-21h2-x64system
submitted
25-02-2024 18:57

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General

Target

SteamSetup.exe
Size

2.2MB
MD5

70f3bc193dfa56b78f3e6e4f800f701f
SHA1

1e5598f2de49fed2e81f3dd8630c7346a2b89487
SHA256

3b616cb0beaacffb53884b5ba0453312d2577db598d2a877a3b251125fb281a1
SHA512

3ffa815fea2fe37c4fde71f70695697d2b21d6d86a53eea31a1bc1256b5777b44ff400954a0cd0653f1179e4b2e63e24e50b70204d2e9a4b8bf3abf8ede040d1
SSDEEP

49152:2DcHcEngZtNm1LQRHH4PTwZX6kg9hsf4lcszpyu7d/TC:rngZtNm1G4Pw6dJzZNTC

Score

4^/10

Malware Config

Signatures

Loads dropped DLL 3 IoCs

pid	Process
3252	SteamSetup.exe
3252	SteamSetup.exe
3252	SteamSetup.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\SteamSetup.exe
"C:\Users\Admin\AppData\Local\Temp\SteamSetup.exe"
1⤵
- Loads dropped DLL
PID:3252

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

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\Temp\nsxA5D7.tmp\System.dll

Filesize
11KB

MD5
a4dd044bcd94e9b3370ccf095b31f896

SHA1
17c78201323ab2095bc53184aa8267c9187d5173

SHA256
2e226715419a5882e2e14278940ee8ef0aa648a3ef7af5b3dc252674111962bc

SHA512
87335a43b9ca13e1300c7c23e702e87c669e2bcf4f6065f0c684fc53165e9c1f091cc4d79a3eca3910f0518d3b647120ac0be1a68eaade2e75eaa64adfc92c5a

Download Submit
C:\Users\Admin\AppData\Local\Temp\nsxA5D7.tmp\nsDialogs.dll

Filesize
9KB

MD5
0d45588070cf728359055f776af16ec4

SHA1
c4375ceb2883dee74632e81addbfa4e8b0c6d84a

SHA256
067c77d51df034b4a614f83803140fbf4cd2f8684b88ea8c8acdf163edad085a

SHA512
751ebf4c43f100b41f799d0fbf8db118ea8751df029c1f4c4b0daeb0fef200ddf2e41c1c9c55c2dc94f2c841cf6acb7df355e98a2e5877a7797f0f1d41a7e415

Download Submit