General

  • Target

    3195021pdf.exe

  • Size

    337KB

  • Sample

    220811-p6cgvahfg6

  • MD5

    b64273e9ecc5c39fbda83c755040be77

  • SHA1

    d7e0bcaa78219112a8d628e8d60d7fd54d04e497

  • SHA256

    69d141096955a35ede46b91e97129df4d8faead0e19c9b0badf180b7b0c8600f

  • SHA512

    2ad095038ebdc5b82d260c52de6bde6f3ffb79cb3f375a73187b24c3489d89ccc3abf59e9eb1a8da0563a677c3daf868714b91f6851ac1cb30c23160300474b4

Malware Config

Targets

    • Target

      3195021pdf.exe

    • Size

      337KB

    • MD5

      b64273e9ecc5c39fbda83c755040be77

    • SHA1

      d7e0bcaa78219112a8d628e8d60d7fd54d04e497

    • SHA256

      69d141096955a35ede46b91e97129df4d8faead0e19c9b0badf180b7b0c8600f

    • SHA512

      2ad095038ebdc5b82d260c52de6bde6f3ffb79cb3f375a73187b24c3489d89ccc3abf59e9eb1a8da0563a677c3daf868714b91f6851ac1cb30c23160300474b4

    • Azorult

      An information stealer that was first discovered in 2016, targeting browsing history and passwords.

    • Guloader,Cloudeye

      A shellcode based downloader first seen in 2020.

    • Checks QEMU agent file

      Checks presence of QEMU agent, possibly to detect virtualization.

    • Checks computer location settings

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

    • Loads dropped DLL

    • Reads data files stored by FTP clients

      Tries to access configuration files associated with programs like FileZilla.

    • 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 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 Microsoft Outlook profiles

    • 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 NtCreateThreadExHideFromDebugger

    • Suspicious use of NtSetInformationThreadHideFromDebugger

    • Suspicious use of SetThreadContext

MITRE ATT&CK Matrix ATT&CK v6

Credential Access

Credentials in Files

5
T1081

Discovery

Query Registry

4
T1012

System Information Discovery

4
T1082

Collection

Data from Local System

5
T1005

Email Collection

1
T1114

Tasks