General

  • Target

    a828767cb6d94e623e1ede1fc47493900df4b8eb213da67ec60423f53e247989

  • Size

    1.6MB

  • Sample

    240612-flks2s1fll

  • MD5

    624a5da93dbcf62991e9bac9fca9d6a6

  • SHA1

    5cf86bf4274a4fe023f67494a8f47a5f4fec8d79

  • SHA256

    a828767cb6d94e623e1ede1fc47493900df4b8eb213da67ec60423f53e247989

  • SHA512

    e17283a0884de40fa2fcdb2d74ebd1961c11d950475f00e9074510b690c002313fd188d827630d14e9e9f6ac25edc59f7e50d5b98573eea6d93874a24ad02b46

  • SSDEEP

    24576:spM5863IGfTAVpalBUUfMxVVtes12FxwojKr98YGeGG9i:spQLYkTYp6BUUkxVVChjHZQs

Malware Config

Extracted

Family

stealc

rc4.plain

Extracted

Family

vidar

C2

https://t.me/r8z0l

https://steamcommunity.com/profiles/76561199698764354

Attributes
  • user_agent

    Mozilla/5.0 (Macintosh; Intel Mac OS X 10.15; rv:128.0) Gecko/20100101 Firefox/128.0

Targets

    • Target

      a828767cb6d94e623e1ede1fc47493900df4b8eb213da67ec60423f53e247989

    • Size

      1.6MB

    • MD5

      624a5da93dbcf62991e9bac9fca9d6a6

    • SHA1

      5cf86bf4274a4fe023f67494a8f47a5f4fec8d79

    • SHA256

      a828767cb6d94e623e1ede1fc47493900df4b8eb213da67ec60423f53e247989

    • SHA512

      e17283a0884de40fa2fcdb2d74ebd1961c11d950475f00e9074510b690c002313fd188d827630d14e9e9f6ac25edc59f7e50d5b98573eea6d93874a24ad02b46

    • SSDEEP

      24576:spM5863IGfTAVpalBUUfMxVVtes12FxwojKr98YGeGG9i:spQLYkTYp6BUUkxVVChjHZQs

    • Detect Vidar Stealer

    • Stealc

      Stealc is an infostealer written in C++.

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Checks computer location settings

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

    • Executes dropped EXE

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • 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 Matrix ATT&CK v13

Credential Access

Unsecured Credentials

1
T1552

Credentials In Files

1
T1552.001

Discovery

Query Registry

3
T1012

System Information Discovery

3
T1082

Collection

Data from Local System

1
T1005

Tasks