44caliber | b3bf563ca975578305761e8d8d3504d435f723c50c1eeac39201a7a4cae38c9f | Triage

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Overview

overview

Static

static

1

t4BWzC6A.html

windows7-x64

3

t4BWzC6A.html

windows10-2004-x64

Sharing

General

Target

t4BWzC6A
Size

2KB
Sample

250306-z623lsykx7
MD5

cd002c8ef5659d9dbb8f30f34836b2da
SHA1

3407f22d2861a6bc52e1965c351d15d30f7afe17
SHA256

b3bf563ca975578305761e8d8d3504d435f723c50c1eeac39201a7a4cae38c9f
SHA512

851d2aea7fddb15a3d9c20c290edcde01ff79ce7bebfd8ac6c207cafacbd9730df9f48ccdc3d7730cffbc6f692de8d5acab47212b9acd43340d5822c5f039429

Score

10^/10

44caliber discovery spyware stealer

Static task

static1

Behavioral task

behavioral1

Sample

t4BWzC6A.html

Resource

win7-20241010-en

windows7-x64

5 signatures

900 seconds

Behavioral task

behavioral2

Sample

t4BWzC6A.html

Resource

win10v2004-20250217-en

44caliber discovery spyware stealer

windows10-2004-x64

18 signatures

900 seconds

Malware Config

Extracted

Family

44caliber

C2

https://discord.com/api/webhooks/1347311238199115828/9pxHRYzq6qBzX8q3T9vQdGd3AZPYUUuV4qmR9eSmzV1WIj-4MOxwY1LtqTwWutvzsQUZ

Targets

- Target
  
  t4BWzC6A
- Size
  
  2KB
- MD5
  
  cd002c8ef5659d9dbb8f30f34836b2da
- SHA1
  
  3407f22d2861a6bc52e1965c351d15d30f7afe17
- SHA256
  
  b3bf563ca975578305761e8d8d3504d435f723c50c1eeac39201a7a4cae38c9f
- SHA512
  
  851d2aea7fddb15a3d9c20c290edcde01ff79ce7bebfd8ac6c207cafacbd9730df9f48ccdc3d7730cffbc6f692de8d5acab47212b9acd43340d5822c5f039429
Score

10^/10

discovery 44caliber spyware stealer
- 44Caliber
  An open source infostealer written in C#.
  stealer 44caliber
- 44Caliber family
  44caliber
- Executes dropped EXE
- Reads user/profile data of web browsers
  Infostealers often target stored browser data, which can include saved credentials etc.
  spyware stealer
- Accesses cryptocurrency files/wallets, possible credential harvesting
  spyware
- Legitimate hosting services abused for malware hosting/C2
- Looks up external IP address via web service
  Uses a legitimate IP lookup service to find the infected system's external IP.
behavioral1 behavioral2

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Modify Registry

Credential Access

Credentials from Password Stores

Credentials from Web Browsers

Unsecured Credentials

Credentials In Files

Discovery

Browser Information Discovery

Query Registry

System Information Discovery

System Location Discovery

System Language Discovery

Lateral Movement

Collection

Data from Local System

Command and Control

Web Service

Exfiltration

Impact

Tasks

static1

behavioral1

behavioral2

44caliberdiscoveryspywarestealer

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