General

  • Target

    a2f94952c89ea440f82877365db5b4a5cf14a10e4168a22a92fce4a8fd98404f

  • Size

    363KB

  • Sample

    240524-ba5xmafe72

  • MD5

    75db6dfdebb9bf0d98acfc15f2219c62

  • SHA1

    5bc1ceec4269b4e893f2b00c1c4b3c0cb42a3291

  • SHA256

    a2f94952c89ea440f82877365db5b4a5cf14a10e4168a22a92fce4a8fd98404f

  • SHA512

    b295c110369cb2c56d87aab45ff93961b076474d16ca9a7138ab3e6e7acbc8a13a2949dcbc88e6f2e96e4fae793e1793b3052c7ec390ee3d6cd517029583dd2f

  • SSDEEP

    6144:1JhLSp8zWMtAJA0Z9aRlEiw+pVc4Amr7me33k/JNSdiaJIlsZa6n:pLSpmqKRw+84B7mA3aJE4aOAFn

Malware Config

Extracted

Family

stealc

rc4.plain

Extracted

Family

vidar

C2

https://steamcommunity.com/profiles/76561199686524322

https://t.me/k0mono

Attributes
  • user_agent

    Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/17.4.1 Safari/605.1.15 Ddg/17.4.1

Targets

    • Target

      a2f94952c89ea440f82877365db5b4a5cf14a10e4168a22a92fce4a8fd98404f

    • Size

      363KB

    • MD5

      75db6dfdebb9bf0d98acfc15f2219c62

    • SHA1

      5bc1ceec4269b4e893f2b00c1c4b3c0cb42a3291

    • SHA256

      a2f94952c89ea440f82877365db5b4a5cf14a10e4168a22a92fce4a8fd98404f

    • SHA512

      b295c110369cb2c56d87aab45ff93961b076474d16ca9a7138ab3e6e7acbc8a13a2949dcbc88e6f2e96e4fae793e1793b3052c7ec390ee3d6cd517029583dd2f

    • SSDEEP

      6144:1JhLSp8zWMtAJA0Z9aRlEiw+pVc4Amr7me33k/JNSdiaJIlsZa6n:pLSpmqKRw+84B7mA3aJE4aOAFn

    • Detect Vidar Stealer

    • Stealc

      Stealc is an infostealer written in C++.

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Downloads MZ/PE file

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • Reads user/profile data of local email clients

      Email clients store some user data on disk where infostealers will often target it.

    • 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.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks