Overview

overview

10

Static

static

3c100791ae...d9.exe

windows7-x64

10

3c100791ae...d9.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    3c100791aeb6811711ad24edeafbb3d70471a3ce5c7f3b3773e2ea72ef46f6d9

  • Size

    127KB

  • Sample

    221123-mrcsyseg84

  • MD5

    a328717e0e518b200ae9f9ecd6ccb89a

  • SHA1

    f52bd30443937265f7bc89edfe94d67f4d878637

  • SHA256

    3c100791aeb6811711ad24edeafbb3d70471a3ce5c7f3b3773e2ea72ef46f6d9

  • SHA512

    d9bf03fc468e235a8724f7c07ab8af21f634a88a01c9668add84c6915811b869b4e71029ba7e0bda11ef52da4d2e55271c9e722fdbaeb45fd3a70d00a784e96a

  • SSDEEP

    1536:enqdu3rbBGy3G8V0iuoKYMUYU6U5jUdPQc+n35KZg8/nouy8Iu:eqYMPsLMYjUtQl78vout

Score
10/10
evasionpersistencetrojan

Malware Config

Targets

    • Target

      3c100791aeb6811711ad24edeafbb3d70471a3ce5c7f3b3773e2ea72ef46f6d9

    • Size

      127KB

    • MD5

      a328717e0e518b200ae9f9ecd6ccb89a

    • SHA1

      f52bd30443937265f7bc89edfe94d67f4d878637

    • SHA256

      3c100791aeb6811711ad24edeafbb3d70471a3ce5c7f3b3773e2ea72ef46f6d9

    • SHA512

      d9bf03fc468e235a8724f7c07ab8af21f634a88a01c9668add84c6915811b869b4e71029ba7e0bda11ef52da4d2e55271c9e722fdbaeb45fd3a70d00a784e96a

    • SSDEEP

      1536:enqdu3rbBGy3G8V0iuoKYMUYU6U5jUdPQc+n35KZg8/nouy8Iu:eqYMPsLMYjUtQl78vout

    Score
    10/10
    evasionpersistencetrojan

    • Modifies WinLogon for persistence

      persistence

    • Modifies system executable filetype association

      persistence

    • Modifies visibility of file extensions in Explorer

      evasion

    • Modifies visiblity of hidden/system files in Explorer

      evasion

    • UAC bypass

      evasiontrojan

    • Disables RegEdit via registry modification

      evasion

    • Disables use of System Restore points

      evasion

    • Executes dropped EXE

    • Sets file execution options in registry

      persistence

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Checks whether UAC is enabled

      evasiontrojan

    • Enumerates connected drives

      Attempts to read the root path of hard drives other than the default C: drive.

    • Drops file in System32 directory

    behavioral1behavioral2

MITRE ATT&CK Enterprise v6

Tasks