General

  • Target

    tmp

  • Size

    286KB

  • Sample

    240328-l6nnbsfh63

  • MD5

    b577c47aa071b75634a4e10a2ca2f63b

  • SHA1

    1198c518490434915efc7fb368bf5d1259855975

  • SHA256

    8aef68cf6479e2e614efb16018250ccaf84ac50adaea39ba9554f934f2b6497e

  • SHA512

    97f18fb8da882c4d4296dc9e5a258586703cc13052908866160b793e5c844db15f9451d96513dbdfd7757affccb165b60787ac00fc69eefba5d57427562da022

  • SSDEEP

    3072:+myDA8/GeFlY8r+XNdnJSSnjshFTOM6fZFmZI5i+p1t0dj9X5cdA:ZlqQ4bv2Sm5xt0dj9Xi

Malware Config

Extracted

Family

stealc

C2

http://185.172.128.209

Attributes
  • url_path

    /3cd2b41cbde8fc9c.php

Targets

    • Target

      tmp

    • Size

      286KB

    • MD5

      b577c47aa071b75634a4e10a2ca2f63b

    • SHA1

      1198c518490434915efc7fb368bf5d1259855975

    • SHA256

      8aef68cf6479e2e614efb16018250ccaf84ac50adaea39ba9554f934f2b6497e

    • SHA512

      97f18fb8da882c4d4296dc9e5a258586703cc13052908866160b793e5c844db15f9451d96513dbdfd7757affccb165b60787ac00fc69eefba5d57427562da022

    • SSDEEP

      3072:+myDA8/GeFlY8r+XNdnJSSnjshFTOM6fZFmZI5i+p1t0dj9X5cdA:ZlqQ4bv2Sm5xt0dj9Xi

    • Stealc

      Stealc is an infostealer written in C++.

    • Downloads MZ/PE file

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • 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

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

MITRE ATT&CK Matrix ATT&CK v13

Credential Access

Unsecured Credentials

3
T1552

Credentials In Files

3
T1552.001

Discovery

Query Registry

3
T1012

System Information Discovery

3
T1082

Remote System Discovery

1
T1018

Collection

Data from Local System

3
T1005

Tasks