General

  • Target

    7109532.exe

  • Size

    16KB

  • Sample

    220815-yd3m1afabr

  • MD5

    5b9a8f77a9dbad6b5da98718d07d7f0e

  • SHA1

    daebc35d775c47bae2de48c8c9c6c4214b49e513

  • SHA256

    4ee624771e86858f0d52191d967b79b414a55442f26f6d4c2fee32e6ed8e4417

  • SHA512

    89e2502553e5eb89647711bdbfb2cc04c003ed9e7192e787e9b581ac00ad887f4e118e1ea3ea0f1ecb98500a0f1ac3e3358050715fab287f6803184e637908a2

Malware Config

Targets

    • Target

      7109532.exe

    • Size

      16KB

    • MD5

      5b9a8f77a9dbad6b5da98718d07d7f0e

    • SHA1

      daebc35d775c47bae2de48c8c9c6c4214b49e513

    • SHA256

      4ee624771e86858f0d52191d967b79b414a55442f26f6d4c2fee32e6ed8e4417

    • SHA512

      89e2502553e5eb89647711bdbfb2cc04c003ed9e7192e787e9b581ac00ad887f4e118e1ea3ea0f1ecb98500a0f1ac3e3358050715fab287f6803184e637908a2

    • Detect Neshta payload

    • Modifies system executable filetype association

    • Neshta

      Malware from the neshta family is designed to infect itself into other files to spread itself and cause damage.

    • Checks computer location settings

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

    • Loads dropped DLL

    • Adds Run key to start application

    • Suspicious use of SetThreadContext

MITRE ATT&CK Enterprise v6

Tasks