General

  • Target
    NFCLOUD-windows-1.4.9.zip
  • Size 53.5MB
  • Sample260621-sa7vnaew71
  • SHA256 db9e565a72e8afecd0ac6389ccf6bdb8eabfa84ee10990515e1407a9ac2b9d68
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      app_links_plugin.dll
    • Size 136KB
    • SHA256 12a56dc634d296467a434fcd77d064267c80f890e4e25829c132e95eda06d09b
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Boot or Logon Autostart Execution: Active Setup

      Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

    • Enumerates connected drives

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

    • Target
      connectivity_plus_plugin.dll
    • Size 97KB
    • SHA256 94f8bdaedf2f2fa118cc59f5b4f9c698b4b08f0860e453ee37a476e6bb8fe0d8
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Boot or Logon Autostart Execution: Active Setup

      Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

    • Enumerates connected drives

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

    • Target
      data/app.so
    • Size 10.5MB
    • SHA256 d1653b59593955817444fcd2e2cb3816691778c693b38291e40e2b5879ad6594
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      data/nfx-rt/nfxcore.dll
    • Size 23.5MB
    • SHA256 2e9c5529cf8983ffc4aa2f25bec510514389ffe3a0a2c514f1cdc82ed3acf375
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      file_selector_windows_plugin.dll
    • Size 109KB
    • SHA256 4de7f5e358228031dac5a6def6636bd3288501d3c52671a339dfed92502d1961
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      flutter_udid_plugin.dll
    • Size 82KB
    • SHA256 683b4096e809aa89e21e9a38e149cd0b8e7f4e2748d95d0168dd9b9ac1d86250
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      flutter_windows.dll
    • Size 17.1MB
    • SHA256 2c1a0df64a7e8d0d1d229b3d157a924ce6a3704ca74468d5675492e52926e78b
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Boot or Logon Autostart Execution: Active Setup

      Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

    • Enumerates connected drives

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

    • Target
      local_notifier_plugin.dll
    • Size 161KB
    • SHA256 b601b50368a42af5364fb403676babc59343d3903e1e7326d72146920fa38708
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      nfcloud.exe
    • Size 434KB
    • SHA256 550958b073d3978b68451540f58c095a004b76bd72e05e2d2471b28162dac84a
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    7/10
    • Unexpected DNS network traffic destination

      Network traffic to other servers than the configured DNS servers was detected on the DNS port.

    • Target
      pasteboard_plugin.dll
    • Size 88KB
    • SHA256 41f424a111bae3cb360e2d90c4165710d9ffe1c96d093654aa6cb6fec75c4900
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      screen_retriever_windows_plugin.dll
    • Size 116KB
    • SHA256 ac1eb7d70c368bd11fee60801fd652845febd2ec00a8fd467a54ddb10a7cbcc2
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      tray_manager_plugin.dll
    • Size 104KB
    • SHA256 ad54448b459d3db76438f17c3bee5cd06991a96c86c8b26fdf0e30da7e9a948c
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Boot or Logon Autostart Execution: Active Setup

      Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

    • Enumerates connected drives

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

    • Target
      url_launcher_windows_plugin.dll
    • Size 96KB
    • SHA256 971772e42125ebc3e7df01919254c207d0ba7c640496da75529cea98c50351f7
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Boot or Logon Autostart Execution: Active Setup

      Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

    • Enumerates connected drives

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

    • Target
      vc_redist.x64.exe
    • Size 24.4MB
    • SHA256 cc0ff0eb1dc3f5188ae6300faef32bf5beeba4bdd6e8e445a9184072096b713b
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    4/10
    • Target
      window_manager_plugin.dll
    • Size 127KB
    • SHA256 098c7c41d62f571c1032e02143e035d925014081e70089d6cfe779672d6f7bd6
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      wintun.dll
    • Size 417KB
    • SHA256 e5da8447dc2c320edc0fc52fa01885c103de8c118481f683643cacc3220dafce
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Boot or Logon Autostart Execution: Active Setup

      Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

    • Enumerates connected drives

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

    • Target
      wintun_installer.exe
    • Size 13KB
    • SHA256 10c95b00d96194d6d18d2d460ef07e11b8d0f06dc5bc8eeb63913bd32681c2cd
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    8/10
    • Drops file in Drivers directory

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v16

Tasks

static1

Score
3/10

behavioral1

Score
1/10

behavioral2

adwarepersistenceransomwarespyware
Score
8/10

behavioral3

Score
1/10

behavioral4

adwarepersistenceransomwarespyware
Score
8/10

behavioral5

Score
1/10

behavioral6

Score
1/10

behavioral7

Score
1/10

behavioral8

Score
1/10

behavioral9

Score
1/10

behavioral10

Score
1/10

behavioral11

Score
1/10

behavioral12

Score
1/10

behavioral13

adwarepersistenceransomwarespyware
Score
8/10

behavioral14

Score
1/10

behavioral15

Score
1/10

behavioral16

Score
7/10

behavioral17

Score
7/10

behavioral18

Score
1/10

behavioral19

Score
1/10

behavioral20

Score
1/10

behavioral21

Score
1/10

behavioral22

Score
1/10

behavioral23

adwarepersistenceransomwarespyware
Score
8/10

behavioral24

Score
1/10

behavioral25

adwarepersistenceransomwarespyware
Score
8/10

behavioral26

discovery
Score
4/10

behavioral27

discovery
Score
4/10

behavioral28

Score
1/10

behavioral29

Score
1/10

behavioral30

Score
1/10

behavioral31

adwarepersistenceransomwarespyware
Score
6/10

behavioral32

Score
8/10