General

  • Target
    betterjepp-1.9.2-setup.exe
  • Size 116.4MB
  • Sample260707-n5f8zag18w
  • SHA256 adfc4a9b1b9a7bd96444eb4c16f508bde3d20fac03b6bf1d22c2fb1142b2e4b6
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      betterjepp-1.9.2-setup.exe
    • Size 116.4MB
    • SHA256 adfc4a9b1b9a7bd96444eb4c16f508bde3d20fac03b6bf1d22c2fb1142b2e4b6
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Checks computer location settings

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

    • Executes dropped EXE

    • Loads dropped DLL

    • Reads ssh keys stored on the system

      Tries to access SSH used by SSH programs.

    • Checks installed software on the system

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

    • Contacts third-party web service commonly abused for C2

      Legitimate web (hosting) services can be abused by malware authors to host malware or C2s.

    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

    • Target
      $PLUGINSDIR/SpiderBanner.dll
    • Size 9KB
    • SHA256 996a259e53ca18b89ec36d038c40148957c978c0fd600a268497d4c92f882a93
    • 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
      $PLUGINSDIR/StdUtils.dll
    • Size 100KB
    • SHA256 b72e9013a6204e9f01076dc38dabbf30870d44dfc66962adbf73619d4331601e
    • 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
      $PLUGINSDIR/System.dll
    • Size 12KB
    • SHA256 3eb38ae99653a7dbc724132ee240f6e5c4af4bfe7c01d31d23faf373f9f2eaca
    • 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
      $PLUGINSDIR/WinShell.dll
    • Size 3KB
    • SHA256 9be85b986ea66a6997dde658abe82b3147ed2a1a3dcb784bb5176f41d22815a6
    • MD5 SHA1 SHA512 TLSH
    Score
    3/10
    • Target
      $PLUGINSDIR/app-64.7z
    • Size 115.8MB
    • SHA256 f78d5ac1beacf8ea94457671dc15a9a145e7fa09c658251365326a05b3d4054d
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      resources.pak
    • Size 6.0MB
    • SHA256 40af4117b0bd35da141aa599255b879013bfda5968401feccb5c43cb372cdae6
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      resources/app-update.yml
    • Size 118B
    • SHA256 c6c632b5961b8442d0c8d1749ce53d99497402dc3a773a28eadf572a4c988151
    • MD5 SHA1 SHA512 TLSH
    Score
    3/10
    • Target
      resources/app.asar
    • Size 93.6MB
    • SHA256 4ff24ce5c05fac44178b02f555c0057553ae7cd814c284b1ff832a3a4828853e
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      resources/app.asar.unpacked/node_modules/@napi-rs/canvas-win32-x64-msvc/icudtl.dat
    • Size 10.0MB
    • SHA256 9ae98c06cbb0ea43c5cd6b5725310c008c65e46072421a1118cb88e1de9a8b92
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      resources/app.asar.unpacked/node_modules/@napi-rs/canvas-win32-x64-msvc/package.json
    • Size 638B
    • SHA256 166a840d57c0770990e71562f13277327248eb56b04a2b7dcd2dfc7582091bd3
    • MD5 SHA1 SHA512 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
      resources/app.asar.unpacked/node_modules/@napi-rs/canvas-win32-x64-msvc/skia.win32-x64-msvc.node
    • Size 27.0MB
    • SHA256 460e1f8698aa39e20db46cf84c2381382aec80a00a305f92aa175a92dd9049ff
    • 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
      resources/app.asar.unpacked/node_modules/@tailwindcss/oxide-win32-x64-msvc/LICENSE
    • Size 1KB
    • SHA256 60e0b68c0f35c078eef3a5d29419d0b03ff84ec1df9c3f9d6e39a519a5ae7985
    • MD5 SHA1 SHA512 TLSH
    Score
    1/10
    • Target
      resources/app.asar.unpacked/node_modules/@tailwindcss/oxide-win32-x64-msvc/package.json
    • Size 528B
    • SHA256 bbae0af3962f3a1a8687c257d184bba2e4d5d9b4416f72dce13cbb36f9e20107
    • MD5 SHA1 SHA512 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
      resources/app.asar.unpacked/node_modules/@tailwindcss/oxide-win32-x64-msvc/tailwindcss-oxide.win32-x64-msvc.node
    • Size 3.1MB
    • SHA256 d06c1806d134eabfd9091ee828b849c69ff78c823bf4dc7c7330868e704ef56f
    • 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
      resources/app.asar.unpacked/node_modules/lightningcss-win32-x64-msvc/LICENSE
    • Size 15KB
    • SHA256 5eba353fe5076ac3432177f8ab1cf75e3afcd0584251e37c3bfead5f447d040e
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10

MITRE ATT&CK Enterprise v16

Tasks

static1

Score
3/10

behavioral1

defense_evasiondiscoveryexecutionspywarestealer
Score
7/10

behavioral2

defense_evasiondiscoveryexecutionspywarestealer
Score
7/10

behavioral3

discovery
Score
3/10

behavioral4

adwarediscoverypersistencespyware
Score
8/10

behavioral5

discovery
Score
3/10

behavioral6

adwarediscoverypersistencespyware
Score
8/10

behavioral7

discovery
Score
3/10

behavioral8

adwarediscoverypersistencespyware
Score
8/10

behavioral9

discovery
Score
3/10

behavioral10

discovery
Score
3/10

behavioral11

Score
1/10

behavioral12

Score
1/10

behavioral13

Score
3/10

behavioral14

Score
3/10

behavioral15

Score
3/10

behavioral16

Score
1/10

behavioral17

Score
3/10

behavioral18

Score
3/10

behavioral19

Score
3/10

behavioral20

Score
3/10

behavioral21

Score
3/10

behavioral22

adwarepersistencespyware
Score
8/10

behavioral23

Score
1/10

behavioral24

adwarepersistencespyware
Score
8/10

behavioral25

Score
1/10

behavioral26

Score
1/10

behavioral27

Score
3/10

behavioral28

adwarepersistencespyware
Score
8/10

behavioral29

Score
1/10

behavioral30

adwarepersistencespyware
Score
8/10

behavioral31

Score
1/10

behavioral32

Score
1/10