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General

  • Target

    2efaf34e7cc52a12a03d8831e067cad228b5ef87d3eeb8daa41f1fae56074671

  • Size

    556KB

  • Sample

    221127-h47rmsch5y

  • MD5

    7b7e45fd5c083312cfe735226652cfcf

  • SHA1

    7d925f31a9d83fdb6512c38015d06c1788eff242

  • SHA256

    2efaf34e7cc52a12a03d8831e067cad228b5ef87d3eeb8daa41f1fae56074671

  • SHA512

    9835ae36e7dab5b0af0b5de811aadf02cdd00650c55953e7fdc48fb7cb36aeae3073e6552efd2a9d0874e7c497a06b6f475f9e176b4734079807be217f2c2a86

  • SSDEEP

    12288:F7Lo8Rs90X41cnOOWB2KpyYK4BVqZDx2mpmHPW9GROsI8w:F7L1yMgcnOds44Fp2PWUDI8

Malware Config

Targets

    • Target

      2efaf34e7cc52a12a03d8831e067cad228b5ef87d3eeb8daa41f1fae56074671

    • Size

      556KB

    • MD5

      7b7e45fd5c083312cfe735226652cfcf

    • SHA1

      7d925f31a9d83fdb6512c38015d06c1788eff242

    • SHA256

      2efaf34e7cc52a12a03d8831e067cad228b5ef87d3eeb8daa41f1fae56074671

    • SHA512

      9835ae36e7dab5b0af0b5de811aadf02cdd00650c55953e7fdc48fb7cb36aeae3073e6552efd2a9d0874e7c497a06b6f475f9e176b4734079807be217f2c2a86

    • SSDEEP

      12288:F7Lo8Rs90X41cnOOWB2KpyYK4BVqZDx2mpmHPW9GROsI8w:F7L1yMgcnOds44Fp2PWUDI8

    • Modifies WinLogon for persistence

    • Modifies visiblity of hidden/system files in Explorer

    • Executes dropped EXE

    • UPX packed file

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

    • Checks computer location settings

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

    • Deletes itself

    • Loads dropped DLL

    • Reads user/profile data of web browsers

      Infostealers often target stored browser data, which can include saved credentials etc.

    • Unexpected DNS network traffic destination

      Network traffic to other servers than the configured DNS servers was detected on the DNS port.

    • Adds Run key to start application

    • 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