General

  • Target

    9bf932c615606080571b3cc725439bcb7409af88df7d31720c39a81b4a96f51d_JC.exe

  • Size

    511KB

  • Sample

    231011-2fbtvaaf99

  • MD5

    4acdd97f89db87e3d64a46ffee69717c

  • SHA1

    d2fec96daa1bc4fc66742dfb13c0db1f516da5be

  • SHA256

    9bf932c615606080571b3cc725439bcb7409af88df7d31720c39a81b4a96f51d

  • SHA512

    18be51189ae70c6e469cfd1f3b7b6c277a88412dfc100a6f8c9d4080831c85686531a1548ac50463c636df2191023afea0296ee1c9d19e34123adb7ef092f5f8

  • SSDEEP

    12288:pYYaDT2T2u42va9wOKN6QyZzBou1g+VIe9T204n:pY1yT2Z2kvQ6BomVrEN

Malware Config

Targets

    • Target

      9bf932c615606080571b3cc725439bcb7409af88df7d31720c39a81b4a96f51d_JC.exe

    • Size

      511KB

    • MD5

      4acdd97f89db87e3d64a46ffee69717c

    • SHA1

      d2fec96daa1bc4fc66742dfb13c0db1f516da5be

    • SHA256

      9bf932c615606080571b3cc725439bcb7409af88df7d31720c39a81b4a96f51d

    • SHA512

      18be51189ae70c6e469cfd1f3b7b6c277a88412dfc100a6f8c9d4080831c85686531a1548ac50463c636df2191023afea0296ee1c9d19e34123adb7ef092f5f8

    • SSDEEP

      12288:pYYaDT2T2u42va9wOKN6QyZzBou1g+VIe9T204n:pY1yT2Z2kvQ6BomVrEN

    • AgentTesla

      Agent Tesla is a remote access tool (RAT) written in visual basic.

    • Executes dropped EXE

    • Loads dropped DLL

    • 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 Microsoft Outlook profiles

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v15

Tasks