General

  • Target

    81f31211ec6450740c642ed4672882f0cd76e655d047b4bd6611c7ee398cb747

  • Size

    651KB

  • Sample

    241104-blsfnsymby

  • MD5

    8794d806c98728025528893f4dc79ba3

  • SHA1

    366db2c7b135196e43ef1ba22806bf9cc8c07f30

  • SHA256

    81f31211ec6450740c642ed4672882f0cd76e655d047b4bd6611c7ee398cb747

  • SHA512

    7ba8d5dea97b7513febac34872eed4fe1ca686cb7322ee4c9c89ba481c7055938e6b3cd5aa19f661cef4cb72dcd0489de3dc01e7e76d6c33b7f3f8bf00bf8a2a

  • SSDEEP

    12288:kpyZT1QrCxu/mDwLRI6BxcDqp9aqCcajVuD3Z7BPQGMWYur0s0D:kUx1QjOD3SxcDDcNDqWYurL0

Malware Config

Targets

    • Target

      81f31211ec6450740c642ed4672882f0cd76e655d047b4bd6611c7ee398cb747

    • Size

      651KB

    • MD5

      8794d806c98728025528893f4dc79ba3

    • SHA1

      366db2c7b135196e43ef1ba22806bf9cc8c07f30

    • SHA256

      81f31211ec6450740c642ed4672882f0cd76e655d047b4bd6611c7ee398cb747

    • SHA512

      7ba8d5dea97b7513febac34872eed4fe1ca686cb7322ee4c9c89ba481c7055938e6b3cd5aa19f661cef4cb72dcd0489de3dc01e7e76d6c33b7f3f8bf00bf8a2a

    • SSDEEP

      12288:kpyZT1QrCxu/mDwLRI6BxcDqp9aqCcajVuD3Z7BPQGMWYur0s0D:kUx1QjOD3SxcDDcNDqWYurL0

    • ModiLoader, DBatLoader

      ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.

    • Modifies visiblity of hidden/system files in Explorer

    • Modiloader family

    • ModiLoader Second Stage

    • Checks computer location settings

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

    • Deletes itself

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

    • Drops desktop.ini file(s)

    • Maps connected drives based on registry

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

    • Enumerates processes with tasklist

    • Suspicious use of SetThreadContext

    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

MITRE ATT&CK Enterprise v15

Tasks