General

  • Target

    688c52dfa4d352f0889d57c0ae8ce6f0.exe

  • Size

    561KB

  • Sample

    210421-c2s9s9wy76

  • MD5

    688c52dfa4d352f0889d57c0ae8ce6f0

  • SHA1

    da1effc64d993b9944a5439c45ff126b35339852

  • SHA256

    ef8005272329b2b0185a50722611c97629694f2a4c7d5ab68e77b7506f708138

  • SHA512

    1ff821ea495b7bb8cfff7e3e0e4b80069330558f3d572c5ea23dfaf799fc96cde2929364fe2d8f9758a2a30a2d67108a544135602b1fdae444e0ff39176bdc41

Malware Config

Targets

    • Target

      688c52dfa4d352f0889d57c0ae8ce6f0.exe

    • Size

      561KB

    • MD5

      688c52dfa4d352f0889d57c0ae8ce6f0

    • SHA1

      da1effc64d993b9944a5439c45ff126b35339852

    • SHA256

      ef8005272329b2b0185a50722611c97629694f2a4c7d5ab68e77b7506f708138

    • SHA512

      1ff821ea495b7bb8cfff7e3e0e4b80069330558f3d572c5ea23dfaf799fc96cde2929364fe2d8f9758a2a30a2d67108a544135602b1fdae444e0ff39176bdc41

    • Vidar

      Vidar is an infostealer based on Arkei stealer.

    • Downloads MZ/PE file

    • Deletes itself

    • Loads dropped DLL

    • Reads local data of messenger clients

      Infostealers often target stored data of messaging applications, which can include saved credentials and account information.

    • Reads user/profile data of web browsers

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

    • Accesses 2FA software files, possible credential harvesting

    • 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 v6

Defense Evasion

Install Root Certificate

1
T1130

Modify Registry

1
T1112

Credential Access

Credentials in Files

4
T1081

Discovery

Query Registry

2
T1012

System Information Discovery

2
T1082

Collection

Data from Local System

4
T1005

Tasks