General

  • Target

    Loader.exe

  • Size

    9.2MB

  • Sample

    240729-kqaabsvbpd

  • MD5

    8e4bc9547894a5ede75a2bd4235a8fb9

  • SHA1

    794f7e9856e5024bcce49c1ce5415ee70abfdb88

  • SHA256

    ede32cc0261506b8e6fffd357c22b175ce5a45a2de83f65b49d4484ec0e969f5

  • SHA512

    6ed8462f58af3bbdff9451d659f93b8214db5912f2045d483d4a8278114633d07f76a78c1ee8b4661f858ae5730a7a175d0554c3e1d672ccfb603c74a4bec03d

  • SSDEEP

    196608:6rltiwhW9T7MdeNBn6hKmXoBiibJkuJU1WcaonK+i7:Q+90deNBnYYBHyEcaI3i

Malware Config

Extracted

Family

44caliber

C2

https://discord.com/api/webhooks/1267250103538810911/_8BMipnmgDV4n-Uu_YmzeHrxrFFQPSAoBBDlwlDVhsDsk_31uQMADxZw-pq563wCO5KV

Targets

    • Target

      Loader.exe

    • Size

      9.2MB

    • MD5

      8e4bc9547894a5ede75a2bd4235a8fb9

    • SHA1

      794f7e9856e5024bcce49c1ce5415ee70abfdb88

    • SHA256

      ede32cc0261506b8e6fffd357c22b175ce5a45a2de83f65b49d4484ec0e969f5

    • SHA512

      6ed8462f58af3bbdff9451d659f93b8214db5912f2045d483d4a8278114633d07f76a78c1ee8b4661f858ae5730a7a175d0554c3e1d672ccfb603c74a4bec03d

    • SSDEEP

      196608:6rltiwhW9T7MdeNBn6hKmXoBiibJkuJU1WcaonK+i7:Q+90deNBnYYBHyEcaI3i

    • 44Caliber

      An open source infostealer written in C#.

    • Credentials from Password Stores: Credentials from Web Browsers

      Malicious Access or copy of Web Browser Credential store.

    • Checks computer location settings

      Looks up country code configured in the registry, likely geofence.

    • Executes dropped EXE

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Accesses cryptocurrency files/wallets, possible credential harvesting

    • Looks up external IP address via web service

      Uses a legitimate IP lookup service to find the infected system's external IP.

MITRE ATT&CK Matrix ATT&CK v13

Credential Access

Credentials from Password Stores

1
T1555

Credentials from Web Browsers

1
T1555.003

Unsecured Credentials

2
T1552

Credentials In Files

2
T1552.001

Discovery

Query Registry

3
T1012

System Information Discovery

4
T1082

Peripheral Device Discovery

1
T1120

Collection

Data from Local System

2
T1005

Tasks