fb774fa86611afde3454f86f313a413424cfc83b1fc8aa38914bb0b515541430 | Triage

Sharing

General

Target

fb774fa86611afde3454f86f313a413424cfc83b1fc8aa38914bb0b515541430
Size

800KB
Sample

221121-k8yqmscg74
MD5

3b5454ece3eb22f1a040a4f23c6d1d50
SHA1

3ddd0b58050b43cab7e3849a3b4f5a670e88002d
SHA256

fb774fa86611afde3454f86f313a413424cfc83b1fc8aa38914bb0b515541430
SHA512

b451c48542abd51dcb7c3253797c5d97a42498f372c8faf931c3612cd57d8d281201750a49d1af0cd3882d159405df8e5547b0498deb55d369fe40ed524449d2
SSDEEP

12288:YDLbbE8lLMqMQ+M1olEAMa+iwqcJ2NzNDdNRq9RJivGjyBdIUraKfIlnE0c:SLbDT8lHML7JqJRNR6ivVdIXlET

Score

10^/10

evasion persistence ransomware spyware stealer trojan

Malware Config

Targets

- Target
  
  fb774fa86611afde3454f86f313a413424cfc83b1fc8aa38914bb0b515541430
- Size
  
  800KB
- MD5
  
  3b5454ece3eb22f1a040a4f23c6d1d50
- SHA1
  
  3ddd0b58050b43cab7e3849a3b4f5a670e88002d
- SHA256
  
  fb774fa86611afde3454f86f313a413424cfc83b1fc8aa38914bb0b515541430
- SHA512
  
  b451c48542abd51dcb7c3253797c5d97a42498f372c8faf931c3612cd57d8d281201750a49d1af0cd3882d159405df8e5547b0498deb55d369fe40ed524449d2
- SSDEEP
  
  12288:YDLbbE8lLMqMQ+M1olEAMa+iwqcJ2NzNDdNRq9RJivGjyBdIUraKfIlnE0c:SLbDT8lHML7JqJRNR6ivVdIXlET
Score

10^/10

evasion persistence ransomware spyware stealer trojan
- Modifies WinLogon for persistence
  persistence
- Modifies visibility of file extensions in Explorer
  evasion
- UAC bypass
  evasion trojan
- Executes dropped EXE
- Modifies extensions of user files
  Ransomware generally changes the extension on encrypted files.
  ransomware
- Checks computer location settings
  Looks up country code configured in the registry, likely geofence.
- Loads dropped DLL
- Reads user/profile data of web browsers
  Infostealers often target stored browser data, which can include saved credentials etc.
  spyware stealer
- Adds Run key to start application
  persistence
- Drops file in System32 directory
behavioral1 behavioral2

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Hidden Files and Directories

Registry Run Keys / Startup Folder

Winlogon Helper DLL

Privilege Escalation

Bypass User Account Control

Defense Evasion

Bypass User Account Control

Disabling Security Tools

Hidden Files and Directories

Modify Registry

Credential Access

Credentials in Files

Discovery

Query Registry

System Information Discovery

Lateral Movement

Collection

Data from Local System

Command and Control

Exfiltration

Impact

Tasks

static1

behavioral1

evasionpersistenceransomwarespywarestealertrojan

behavioral2