General

  • Target
    Kryoto-Desktop_0.2.27_x64-setup.exe
  • Size 11.9MB
  • Sample261020-nfcjgsbc29
  • SHA256 d5dab1486618fc914fd62c6ad55c8eff8cb1ffa12210cd4ea8069975c694abaa
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      Kryoto-Desktop_0.2.27_x64-setup.exe
    • Size 11.9MB
    • SHA256 d5dab1486618fc914fd62c6ad55c8eff8cb1ffa12210cd4ea8069975c694abaa
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Command and Scripting Interpreter: PowerShell

      Run Powershell and hide display window.

    • Downloads MZ/PE file

    • Event Triggered Execution: Component Object Model Hijacking

      Adversaries may establish persistence by executing malicious content triggered by hijacked references to Component Object Model (COM) objects.

    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

    • Checks installed software on the system

      Looks up Uninstall key entries in the registry to enumerate software on the system.

    • Checks whether UAC is enabled

    • Drops desktop.ini file(s)

    • Enumerates connected drives

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

    • Network Share Discovery

      Attempt to gather information on host network.

    • Drops file in System32 directory

    • Target
      extensions/ublock/img/material-design.svg
    • Size 513B
    • SHA256 5527a6e5d815522d5ab2d2152a0db57e74e6f52a1dd54b439183b5dc89cab7f5
    • MD5 SHA1 SHA512 TLSH
    Score
    3/10
    • Target
      extensions/ublock/img/photon.svg
    • Size 4KB
    • SHA256 0b82e3ed86eab3889e08027e045ec9a9acff7fcac7be5e001ac6e436643bac0d
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      extensions/ublock/img/ublock-defs.svg
    • Size 1KB
    • SHA256 4ec29d3c40515cae50cb3fd5e38244e4f034d1406d0860066623cf4ab109ac5a
    • MD5 SHA1 SHA512 TLSH
    Score
    3/10
    • Target
      extensions/ublock/img/ublock.svg
    • Size 2KB
    • SHA256 05c39ebd5881bf4de1ad2d5f04c1dbfdeeb9e132be63ad6d6e341252f18a4afd
    • MD5 SHA1 SHA512 TLSH
    Score
    3/10
    • Target
      extensions/ublock/is-webrtc-supported.html
    • Size 169B
    • SHA256 527e884a44a860dac4737f0ee4790e5689342568874a0bad5db45c9d917669b3
    • MD5 SHA1 SHA512 TLSH
    Score
    3/10
    • Target
      extensions/ublock/js/1p-filters.js
    • Size 11KB
    • SHA256 a81a0f7a5897d802996c687a7d8c62636425ace500ebc05eeeb1cafaa3cbf22a
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      extensions/ublock/js/3p-filters.js
    • Size 33KB
    • SHA256 294a35562383e4021922ade4c2091329a9b94186b61ba6297c403de81a1b20be
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      extensions/ublock/js/about.js
    • Size 1KB
    • SHA256 95f8227e8ad78181c90888bc9808d5b4d0012873f71da1dec7a26b3a40337131
    • MD5 SHA1 SHA512 TLSH
    Score
    3/10
    • Target
      extensions/ublock/js/advanced-settings.js
    • Size 5KB
    • SHA256 a644f095ccd9f99d7f716b82f4fb1226d2f3e8fc23c5252e19d64143e2615a07
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      extensions/ublock/js/arglist-parser.js
    • Size 4KB
    • SHA256 57dbdf89705f59d79bb20189c8b1c784ea4105323d0bcd07eec74e818cc8c106
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      extensions/ublock/js/asset-viewer.js
    • Size 3KB
    • SHA256 184e1ee90ce6a6c0d808284c71af2a627dfb79eaf70d941a0eff345377831a85
    • MD5 SHA1 SHA512 TLSH
    Score
    3/10
    • Target
      extensions/ublock/js/assets.js
    • Size 50KB
    • SHA256 dca451cfa586c2b7784afa14446d7a0cdd1b1648be08f3bff6b9051b952d6ffb
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      extensions/ublock/js/background.js
    • Size 12KB
    • SHA256 46470fa3ec5d3b1a2767b168d421e3c5b422664a462a6ac54f9942f77eb37936
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      extensions/ublock/js/base64-custom.js
    • Size 5KB
    • SHA256 92d57fc8f32492fc1d824a7d9b0f5fdc2cbc400f99ff29f1888d04af340cd299
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      extensions/ublock/js/benchmarks.js
    • Size 15KB
    • SHA256 3ac55d7487d8796f7fb769ff478c238874cb30f1054366ebe87687d774717cdb
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      extensions/ublock/js/biditrie.js
    • Size 33KB
    • SHA256 cc0e454a45462a69eb30d61b5a94c0b6304fcc12792229af43057d27c99a5953
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      extensions/ublock/js/broadcast.js
    • Size 2KB
    • SHA256 83bcfb9679ff8be58e13891b1d172e4c75da9fbe9b643804397f2451f0a0f84f
    • MD5 SHA1 SHA512 TLSH
    Score
    3/10
    • Target
      extensions/ublock/js/cachestorage.js
    • Size 23KB
    • SHA256 2fe7ae8f73c5bb55b897e78da7df5843dec0806b0e8985beae05fd0a9f10987f
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      extensions/ublock/js/click2load.js
    • Size 1KB
    • SHA256 56c6cc8f64cba39932d9d8c3b945060591616a628bef24e6b9a21694426fe14b
    • MD5 SHA1 SHA512 TLSH
    Score
    3/10
    • Target
      extensions/ublock/js/cloud-ui.js
    • Size 7KB
    • SHA256 995581e80fc36143f362f748504ae43eb736a7ad662a8d3944caf778c25109a7
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      extensions/ublock/js/code-viewer.js
    • Size 9KB
    • SHA256 ce822033f4f579fdf3694faadcef086b8204cb934e49c0b877320adc49cf8c57
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      extensions/ublock/js/codemirror/search-thread.js
    • Size 5KB
    • SHA256 e744e5170b7b074dd02629047779746988198708f3cc43d9e23a5e7685f8d823
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      extensions/ublock/js/codemirror/search.js
    • Size 18KB
    • SHA256 4fcd4ffb56442b950e422d87f5ca65fe0462c7b5cbbdf84ce2a8140bb1eb6e60
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      extensions/ublock/js/codemirror/ubo-dynamic-filtering.js
    • Size 7KB
    • SHA256 b0a921f14f50fb9c0b7595dbc926b5db742f2af213997319138aa7e41c585317
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      extensions/ublock/js/codemirror/ubo-static-filtering.js
    • Size 46KB
    • SHA256 dfcc1c85935d3a915b79e93b5ef164569f9a1a5a6abc697a76188d40f4849cb8
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      extensions/ublock/js/commands.js
    • Size 5KB
    • SHA256 7492c00223f7e79cad3c4a21e4a9f363d9e305d333b2d53369838ee5f3626fe7
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      extensions/ublock/js/console.js
    • Size 1KB
    • SHA256 da87b3b0d1e2d2b453dd8ac593e767220bdf994703231463cd772a1e9dfdd719
    • MD5 SHA1 SHA512 TLSH
    Score
    3/10
    • Target
      extensions/ublock/js/contentscript-extra.js
    • Size 22KB
    • SHA256 8457cd7c87cf618b478c9fcf3e9716e120f3a469a530a22c951bc6f7c79e3d73
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      extensions/ublock/js/contentscript.js
    • Size 44KB
    • SHA256 9a4405fc2fa2a7c7c1564f60927b403db9aec5853900f384378996c10fcd6f76
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      extensions/ublock/web_accessible_resources/adthrive_abd.js
    • Size 139B
    • SHA256 1a67bea76e55dc17057fae81f47ea478cd35e0c60aa101b57e76c73769931e35
    • MD5 SHA1 SHA512 TLSH
    Score
    3/10
    • Target
      extensions/ublock/web_accessible_resources/amazon_ads.js
    • Size 2KB
    • SHA256 41901805f575d9d06608682999cf588b12c318face2ed04e8566ec8cbec4c610
    • MD5 SHA1 SHA512 TLSH
    Score
    3/10

MITRE ATT&CK Enterprise v16

Tasks

static1

Score
3/10

behavioral1

defense_evasiondiscoveryexecutionpersistenceprivilege_escalationransomwarespywaretrojan
Score
8/10

behavioral2

discovery
Score
3/10

behavioral3

discovery
Score
3/10

behavioral4

discovery
Score
3/10

behavioral5

discovery
Score
3/10

behavioral6

discovery
Score
3/10

behavioral7

execution
Score
3/10

behavioral8

execution
Score
3/10

behavioral9

execution
Score
3/10

behavioral10

execution
Score
3/10

behavioral11

execution
Score
3/10

behavioral12

execution
Score
3/10

behavioral13

execution
Score
3/10

behavioral14

execution
Score
3/10

behavioral15

execution
Score
3/10

behavioral16

execution
Score
3/10

behavioral17

execution
Score
3/10

behavioral18

execution
Score
3/10

behavioral19

execution
Score
3/10

behavioral20

execution
Score
3/10

behavioral21

execution
Score
3/10

behavioral22

execution
Score
3/10

behavioral23

execution
Score
3/10

behavioral24

execution
Score
3/10

behavioral25

execution
Score
3/10

behavioral26

execution
Score
3/10

behavioral27

execution
Score
3/10

behavioral28

execution
Score
3/10

behavioral29

execution
Score
3/10

behavioral30

execution
Score
3/10

behavioral31

execution
Score
3/10

behavioral32

execution
Score
3/10