3b616cb0beaacffb53884b5ba0453312d2577db598d2a877a3b251125fb281a1 | Triage

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Overview

overview

8

Static

static

SteamSetup.exe

windows7-x64

8

SteamSetup.exe

windows10-2004-x64

7

Sharing

General

Target

SteamSetup.exe
Size

2.2MB
Sample

230113-ws7t6abd26
MD5

70f3bc193dfa56b78f3e6e4f800f701f
SHA1

1e5598f2de49fed2e81f3dd8630c7346a2b89487
SHA256

3b616cb0beaacffb53884b5ba0453312d2577db598d2a877a3b251125fb281a1
SHA512

3ffa815fea2fe37c4fde71f70695697d2b21d6d86a53eea31a1bc1256b5777b44ff400954a0cd0653f1179e4b2e63e24e50b70204d2e9a4b8bf3abf8ede040d1
SSDEEP

49152:2DcHcEngZtNm1LQRHH4PTwZX6kg9hsf4lcszpyu7d/TC:rngZtNm1G4Pw6dJzZNTC

Score

8^/10

discovery persistence

Static task

static1

Behavioral task

behavioral1

Sample

SteamSetup.exe

Resource

win7-20221111-en

discovery persistence

windows7-x64

11 signatures

150 seconds

Behavioral task

behavioral2

Sample

SteamSetup.exe

Resource

win10v2004-20220901-en

windows10-2004-x64

2 signatures

150 seconds

Malware Config

Targets

- Target
  
  SteamSetup.exe
- Size
  
  2.2MB
- MD5
  
  70f3bc193dfa56b78f3e6e4f800f701f
- SHA1
  
  1e5598f2de49fed2e81f3dd8630c7346a2b89487
- SHA256
  
  3b616cb0beaacffb53884b5ba0453312d2577db598d2a877a3b251125fb281a1
- SHA512
  
  3ffa815fea2fe37c4fde71f70695697d2b21d6d86a53eea31a1bc1256b5777b44ff400954a0cd0653f1179e4b2e63e24e50b70204d2e9a4b8bf3abf8ede040d1
- SSDEEP
  
  49152:2DcHcEngZtNm1LQRHH4PTwZX6kg9hsf4lcszpyu7d/TC:rngZtNm1G4Pw6dJzZNTC
Score

8^/10

discovery persistence
- Executes dropped EXE
- Loads dropped DLL
- Adds Run key to start application
  persistence
- Checks installed software on the system
  Looks up Uninstall key entries in the registry to enumerate software on the system.
  discovery
behavioral1 behavioral2

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

Privilege Escalation

Defense Evasion

Modify Registry

Credential Access

Discovery

Query Registry

System Information Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Tasks

static1

behavioral1

discoverypersistence

behavioral2

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