Overview

overview

10

Static

static

1a8122c56f...a9.exe

windows7-x64

10

1a8122c56f...a9.exe

windows10-2004-x64

10

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General

  • Target

    1a8122c56f56094bcee603d1ce73e64d8173ff6c78b65db32be6fb65fa406ea9

  • Size

    62KB

  • Sample

    221028-yetrgscgc7

  • MD5

    0bcaafd073130d694e91e074ea081e60

  • SHA1

    618d86a8412ce70c82149f7175e8f8186ef7cc8d

  • SHA256

    1a8122c56f56094bcee603d1ce73e64d8173ff6c78b65db32be6fb65fa406ea9

  • SHA512

    4cbd1f36a7d7dfe99a82747cae5cfb0ab839ddee8f0398b5a6303bef01811171b3c04024ef602f2748d10d29a8101b435a159e8280c1d0d4e77d07b55a7d21ce

  • SSDEEP

    1536:5Ss9uOS//PnBLInhWkrsafh/5m4gKWh+DdolxYz:ssJYBsgazh1aFlQ

Score
10/10
evasionpersistence

Malware Config

Targets

    • Target

      1a8122c56f56094bcee603d1ce73e64d8173ff6c78b65db32be6fb65fa406ea9

    • Size

      62KB

    • MD5

      0bcaafd073130d694e91e074ea081e60

    • SHA1

      618d86a8412ce70c82149f7175e8f8186ef7cc8d

    • SHA256

      1a8122c56f56094bcee603d1ce73e64d8173ff6c78b65db32be6fb65fa406ea9

    • SHA512

      4cbd1f36a7d7dfe99a82747cae5cfb0ab839ddee8f0398b5a6303bef01811171b3c04024ef602f2748d10d29a8101b435a159e8280c1d0d4e77d07b55a7d21ce

    • SSDEEP

      1536:5Ss9uOS//PnBLInhWkrsafh/5m4gKWh+DdolxYz:ssJYBsgazh1aFlQ

    Score
    10/10
    evasionpersistence

    • Modifies WinLogon for persistence

      persistence

    • Modifies visibility of file extensions in Explorer

      evasion

    • Modifies visiblity of hidden/system files in Explorer

      evasion

    • Adds policy Run key to start application

      persistence

    • Disables RegEdit via registry modification

      evasion

    • Drops file in Drivers directory

    • Executes dropped EXE

    • Checks computer location settings

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

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • 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