Overview

overview

10

Static

static

3

FMLN Ransomware.exe

windows7-x64

6

FMLN Ransomware.exe

windows10-2004-x64

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General

  • Target

    FMLN Ransomware.exe

  • Size

    258KB

  • Sample

    240414-2datrsfe45

  • MD5

    c87988e35ec34779191f42b6213fdec1

  • SHA1

    81036dcf6ea331243f2d512b8ac9611a95a18ea1

  • SHA256

    96f3ce153153f922fb18e4722b0348aee2c76022bcdee75fadab97023003fe10

  • SHA512

    ba32f9bc18fb187fa4dc03bb1db903255c16af62dc903521ddd8fb120e5599bbccb4fa12255f0195a5e51b6a99ee5228bc0515f299c0ebb1b1a5134e61aab9e4

  • SSDEEP

    6144:sBlkZvaF4NTBjWXXn0tHeKMSF0o91TPoEQo:soSWNTRsOBMSF31TgW

Score
10/10
badrabbitmimikatzransomware

Malware Config

Targets

    • Target

      FMLN Ransomware.exe

    • Size

      258KB

    • MD5

      c87988e35ec34779191f42b6213fdec1

    • SHA1

      81036dcf6ea331243f2d512b8ac9611a95a18ea1

    • SHA256

      96f3ce153153f922fb18e4722b0348aee2c76022bcdee75fadab97023003fe10

    • SHA512

      ba32f9bc18fb187fa4dc03bb1db903255c16af62dc903521ddd8fb120e5599bbccb4fa12255f0195a5e51b6a99ee5228bc0515f299c0ebb1b1a5134e61aab9e4

    • SSDEEP

      6144:sBlkZvaF4NTBjWXXn0tHeKMSF0o91TPoEQo:soSWNTRsOBMSF31TgW

    Score
    10/10
    ransomwarebadrabbitmimikatz

    • BadRabbit

      Ransomware family discovered in late 2017, mainly targeting Russia and Ukraine.

      ransomwarebadrabbit

    • Mimikatz

      mimikatz is an open source tool to dump credentials on Windows.

      mimikatz

    • mimikatz is an open source tool to dump credentials on Windows

    • Blocklisted process makes network request

    • Downloads MZ/PE file

    • Drops file in Drivers directory

    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Enumerates connected drives

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

    • Legitimate hosting services abused for malware hosting/C2

    • Sets desktop wallpaper using registry

      ransomware
    behavioral1behavioral2

MITRE ATT&CK Enterprise v15

Tasks