Overview

overview

9

Static

static

5

83f4167342...18.exe

windows7-x64

8

83f4167342...18.exe

windows10-2004-x64

9

Sharing

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General

  • Target
    83f41673425c73d4f1fc6293f72a2174_JaffaCakes118
  • Size 253KB
  • Sample241101-daxmcstrby
  • SHA256 a4e7934f506d24d2d4d47fc3618e4f6ee210eb4af7b9a98e6f5136ea32485546
  • MD5 SHA1 SHA512 SSDEEP
Score
9/10
defense_evasiondiscoveryevasionexploitransomwareupx

Malware Config

Targets

    • Target
      83f41673425c73d4f1fc6293f72a2174_JaffaCakes118
    • Size 253KB
    • SHA256 a4e7934f506d24d2d4d47fc3618e4f6ee210eb4af7b9a98e6f5136ea32485546
    • MD5 SHA1 SHA512 SSDEEP
    Score
    9/10
    discoveryupxdefense_evasionevasionexploitransomware

    • Modifies boot configuration data using bcdedit

      ransomwareevasion

    • Drops file in Drivers directory

    • Possible privilege escalation attempt

      exploit

    • Checks computer location settings

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

    • Loads dropped DLL

    • Modifies file permissions

      discovery

    • File and Directory Permissions Modification: Windows File and Directory Permissions Modification

      defense_evasion

    • Drops file in System32 directory

    • UPX packed file

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

      upx
    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks