General

  • Target

    SecuriteInfo.com.Win32.PWSX-gen.9912.9271.exe

  • Size

    748KB

  • Sample

    221129-jgd2gsce6w

  • MD5

    6d5ed640532ab33cbe0aa1708bdfada9

  • SHA1

    73be9147365cd5b73097458847ab63b4c1829a1a

  • SHA256

    cedf884294560a24075290eb087b2731294d9b6de25d36c1876e710c9ea2743e

  • SHA512

    af65786b4795d4238b404c17f7f317e51bf337a529026a4eba0880e739d5fc0625f142ee609b5ad7b42469075a250c1f06be564cff8e4d95a20f27f4d9c9994b

  • SSDEEP

    12288:gIJEecLVt+/GgsJ5RSIQ8vW3/wsB1i6TB55Qp//tgIJx8DG24KJjj5Y5Q:NEecLDpmTv3TtbQFpxu4KHk

Malware Config

Extracted

Family

agenttesla

Credentials

  • Protocol:
    smtp
  • Host:
    smtp.huiijingco.com
  • Port:
    587
  • Username:
    [email protected]
  • Password:
    lNLUrZT2

Targets

    • Target

      SecuriteInfo.com.Win32.PWSX-gen.9912.9271.exe

    • Size

      748KB

    • MD5

      6d5ed640532ab33cbe0aa1708bdfada9

    • SHA1

      73be9147365cd5b73097458847ab63b4c1829a1a

    • SHA256

      cedf884294560a24075290eb087b2731294d9b6de25d36c1876e710c9ea2743e

    • SHA512

      af65786b4795d4238b404c17f7f317e51bf337a529026a4eba0880e739d5fc0625f142ee609b5ad7b42469075a250c1f06be564cff8e4d95a20f27f4d9c9994b

    • SSDEEP

      12288:gIJEecLVt+/GgsJ5RSIQ8vW3/wsB1i6TB55Qp//tgIJx8DG24KJjj5Y5Q:NEecLDpmTv3TtbQFpxu4KHk

    • AgentTesla

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

    • AgentTesla payload

    • Looks for VirtualBox Guest Additions in registry

    • Looks for VMWare Tools registry key

    • Checks BIOS information in registry

      BIOS information is often read in order to detect sandboxing environments.

    • Checks computer location settings

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

    • Maps connected drives based on registry

      Disk information is often read in order to detect sandboxing environments.

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks