General

  • Target

    6a1e61dfc1b7b7b11d744e7a66856e88.exe

  • Size

    647KB

  • Sample

    210507-145v85qqwx

  • MD5

    6a1e61dfc1b7b7b11d744e7a66856e88

  • SHA1

    a3aa5ce50030da09cbff97263d0d14b70bf0da41

  • SHA256

    d9701948aee1a3fa288bd873b08bbcc1a5b8f2a1bf33ce3873e08d253e59a7de

  • SHA512

    7e8e8376ea2a0324d528551504cbab0f410b0f4bfc3bf228f378a10588db2c588dead6150e6a28121cdc0682fd59dc551a44d3109d83a2167309c41f47098f56

Malware Config

Targets

    • Target

      6a1e61dfc1b7b7b11d744e7a66856e88.exe

    • Size

      647KB

    • MD5

      6a1e61dfc1b7b7b11d744e7a66856e88

    • SHA1

      a3aa5ce50030da09cbff97263d0d14b70bf0da41

    • SHA256

      d9701948aee1a3fa288bd873b08bbcc1a5b8f2a1bf33ce3873e08d253e59a7de

    • SHA512

      7e8e8376ea2a0324d528551504cbab0f410b0f4bfc3bf228f378a10588db2c588dead6150e6a28121cdc0682fd59dc551a44d3109d83a2167309c41f47098f56

    • 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