Overview

overview

10

Static

static

8

dcf46ab888...35.exe

windows7-x64

10

dcf46ab888...35.exe

windows10-2004-x64

10

Sharing

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General

  • Target

    dcf46ab8880af38e23bb49ba8a606c9149cf7434fbf05bbac68f05acd4bbc035

  • Size

    148KB

  • Sample

    221019-rjjzhsbbh6

  • MD5

    ddae26632cbf076fb6369373af4b87c6

  • SHA1

    701f8c64644162dc86141a58a659d71037484315

  • SHA256

    dcf46ab8880af38e23bb49ba8a606c9149cf7434fbf05bbac68f05acd4bbc035

  • SHA512

    e411b3e3384349cd539d189ff78a8215e17e50178cbb8ea976c5f2f5b1f5b398597d2540846fe6ef9d12267a0ddc1c8d99214ee10395ce0ae8c135f9d01a9d3f

  • SSDEEP

    3072:NKjntrgpq7EB8Plv02Ms8Zy4ZSptu8gJq3L1iEfVfe:NKjt1jc2MpR8Kq7YEw

Score
10/10
evasionpersistenceupx

Malware Config

Targets

    • Target

      dcf46ab8880af38e23bb49ba8a606c9149cf7434fbf05bbac68f05acd4bbc035

    • Size

      148KB

    • MD5

      ddae26632cbf076fb6369373af4b87c6

    • SHA1

      701f8c64644162dc86141a58a659d71037484315

    • SHA256

      dcf46ab8880af38e23bb49ba8a606c9149cf7434fbf05bbac68f05acd4bbc035

    • SHA512

      e411b3e3384349cd539d189ff78a8215e17e50178cbb8ea976c5f2f5b1f5b398597d2540846fe6ef9d12267a0ddc1c8d99214ee10395ce0ae8c135f9d01a9d3f

    • SSDEEP

      3072:NKjntrgpq7EB8Plv02Ms8Zy4ZSptu8gJq3L1iEfVfe:NKjt1jc2MpR8Kq7YEw

    Score
    10/10
    evasionpersistenceupx

    • 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

    • ACProtect 1.3x - 1.4x DLL software

      Detects file using ACProtect software.

    • Disables use of System Restore points

      evasion

    • Executes dropped EXE

    • Sets file execution options in registry

      persistence

    • UPX packed file

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

      upx

    • Checks computer location settings

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

    • Loads dropped DLL

    • Adds Run key to start application

      persistence

    • Drops desktop.ini file(s)

    • 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