General

  • Target

    Infecte1d.exe

  • Size

    63KB

  • Sample

    240626-1qah4aydnj

  • MD5

    473d8fd98dde9d209f79bd2d45a62187

  • SHA1

    4c5af2ee96780863296c3923691d435893710521

  • SHA256

    ad389ab5db5dce4937ac59ab16712eebfdfb7aa1510e02e252adeb311c2fe429

  • SHA512

    4f0d11d10636e142a39615d4f64dbaabf5643246463c5a26ea6761e322d4f2911f8dfbc2227444ee70f1ed5b27d93e6d70e354c862c167df71f89585427135df

  • SSDEEP

    768:Wm0vnfEXf78awC8A+XUsTqgrCm9RrRHsL1+T4PSBLHmDbDuph0oXnF9BgdSuQdph:eEXi4mXrRH8MFUboh9nF9/uQdpqKmY7

Malware Config

Extracted

Family

asyncrat

Botnet

Default

C2

2.tcp.eu.ngrok.io:18753

Attributes
  • delay

    1

  • install

    false

  • install_folder

    %AppData%

aes.plain

Targets

    • Target

      Infecte1d.exe

    • Size

      63KB

    • MD5

      473d8fd98dde9d209f79bd2d45a62187

    • SHA1

      4c5af2ee96780863296c3923691d435893710521

    • SHA256

      ad389ab5db5dce4937ac59ab16712eebfdfb7aa1510e02e252adeb311c2fe429

    • SHA512

      4f0d11d10636e142a39615d4f64dbaabf5643246463c5a26ea6761e322d4f2911f8dfbc2227444ee70f1ed5b27d93e6d70e354c862c167df71f89585427135df

    • SSDEEP

      768:Wm0vnfEXf78awC8A+XUsTqgrCm9RrRHsL1+T4PSBLHmDbDuph0oXnF9BgdSuQdph:eEXi4mXrRH8MFUboh9nF9/uQdpqKmY7

    • AsyncRat

      AsyncRAT is designed to remotely monitor and control other computers written in C#.

    • Stealerium

      An open source info stealer written in C# first seen in May 2022.

    • Renames multiple (1272) files with added filename extension

      This suggests ransomware activity of encrypting all the files on the system.

    • Reads user/profile data of web browsers

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

    • Accesses Microsoft Outlook profiles

    • 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.

    • Looks up geolocation information via web service

      Uses a legitimate geolocation service to find the infected system's geolocation info.

MITRE ATT&CK Matrix ATT&CK v13

Persistence

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Privilege Escalation

Event Triggered Execution

1
T1546

Netsh Helper DLL

1
T1546.007

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Query Registry

1
T1012

System Information Discovery

1
T1082

Collection

Data from Local System

1
T1005

Email Collection

1
T1114

Command and Control

Web Service

1
T1102

Tasks