General

  • Target
    adobe.zip
  • Size 14.4MB
  • Sample260708-pgdzdaft9x
  • SHA256 886ac2244d337176308fce9dd800777c16adbcfd0115c95290c1a3f6a1d8cc10
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      adobe/Android/index.html
    • Size 2KB
    • SHA256 ca6e1c6209f3dc406d2c568089fd81b5b503dcc2eb74ccf713e4455c591b3827
    • MD5 SHA1 SHA512 TLSH
    Score
    4/10
    • Target
      adobe/Windows/down.php
    • Size 2KB
    • SHA256 7675173754ee16d10ce9d7145b37d23e22e1ac56434ecc7f54375f9448ff2578
    • MD5 SHA1 SHA512 TLSH
    Score
    4/10
    • Target
      adobe/Windows/download.php
    • Size 4KB
    • SHA256 c6611c26ad815d94953faeeaac8b38b1e52bdcbf97645085057a6f72b3530378
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      Contract_Invoice/Document.pdf
    • Size 1.9MB
    • SHA256 53b0092b709d55639ad82688bb6dfcc97207fe0932aaba85e15bb20472165317
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Target
      Contract_Invoice/fix_lnk.bat
    • Size 466B
    • SHA256 b0df35d527a135a3008a3e34a323e8f726a17011a90f309a83d71bbd7eefa8d4
    • MD5 SHA1 SHA512 TLSH
    Score
    6/10
    • Command and Scripting Interpreter: PowerShell

      Using powershell.exe command.

    • Target
      Contract_Invoice/fix_lnk.ps1
    • Size 426B
    • SHA256 f4c4a3cf75cf93e6df5a773f7b5145a1218c0bb120831c11c339ed4dddfe02fd
    • 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
      Contract_Invoice/install.msi
    • Size 12.6MB
    • SHA256 2067e236c1df64fee6b2fe36b273c21cc918e947cd915f29239dd7f91bfab4e0
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Sets service image path in registry

      This determines the executable launched when a service starts. It can be used to establish persistence.

    • Signed with revoked ConnectWise certificate

      Binary is signed using a ConnectWise certificate revoked for key compromise.

    • ConnectWise ScreenConnect remote access tool

      ConnectWise ScreenConnect is a remote desktop tool that can be used as a backdoor.

    • 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

    • Enumerates connected drives

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

    • Boot or Logon Autostart Execution: Authentication Package

      Suspicious Windows Authentication Registry Modification.

    • Drops file in System32 directory

    • Target
      Contract_Invoice/launch.lnk
    • Size 1KB
    • SHA256 cf60bc839a5374e7941a3c4f7271155b54a396f50f1f459d3ca216e9727dc36a
    • MD5 SHA1 SHA512 TLSH
    • Sets service image path in registry

      This determines the executable launched when a service starts. It can be used to establish persistence.

    • Signed with revoked ConnectWise certificate

      Binary is signed using a ConnectWise certificate revoked for key compromise.

    • Checks computer location settings

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

    • ConnectWise ScreenConnect remote access tool

      ConnectWise ScreenConnect is a remote desktop tool that can be used as a backdoor.

    • 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

    • Enumerates connected drives

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

    • Boot or Logon Autostart Execution: Authentication Package

      Suspicious Windows Authentication Registry Modification.

    • Drops file in System32 directory

    • Target
      Contract_Invoice/launcher.bat
    • Size 63B
    • SHA256 32d273c180050e1981c2a7085125c4e32ae9d9a96cb1d2e9628ee4c2842cb8a8
    • MD5 SHA1 SHA512 TLSH
    • Sets service image path in registry

      This determines the executable launched when a service starts. It can be used to establish persistence.

    • Signed with revoked ConnectWise certificate

      Binary is signed using a ConnectWise certificate revoked for key compromise.

    • Checks computer location settings

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

    • ConnectWise ScreenConnect remote access tool

      ConnectWise ScreenConnect is a remote desktop tool that can be used as a backdoor.

    • 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

    • Enumerates connected drives

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

    • Boot or Logon Autostart Execution: Authentication Package

      Suspicious Windows Authentication Registry Modification.

    • Drops file in System32 directory

    • Target
      Contract_Invoice/setup.bat
    • Size 256B
    • SHA256 4ab511325cf018ed39c5223d91cfa1b47006004167cfe31761366aa51e60ff42
    • MD5 SHA1 SHA512 TLSH
    • Sets service image path in registry

      This determines the executable launched when a service starts. It can be used to establish persistence.

    • Signed with revoked ConnectWise certificate

      Binary is signed using a ConnectWise certificate revoked for key compromise.

    • Checks computer location settings

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

    • ConnectWise ScreenConnect remote access tool

      ConnectWise ScreenConnect is a remote desktop tool that can be used as a backdoor.

    • 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

    • Enumerates connected drives

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

    • Boot or Logon Autostart Execution: Authentication Package

      Suspicious Windows Authentication Registry Modification.

    • Drops file in System32 directory

    • Target
      Contract_Invoice/silent.vbs
    • Size 561B
    • SHA256 5fe79f26445462b9a6a4801a78976814abfd9791be284a60be08570a9ba21255
    • MD5 SHA1 SHA512 TLSH
    • Sets service image path in registry

      This determines the executable launched when a service starts. It can be used to establish persistence.

    • Signed with revoked ConnectWise certificate

      Binary is signed using a ConnectWise certificate revoked for key compromise.

    • Checks computer location settings

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

    • ConnectWise ScreenConnect remote access tool

      ConnectWise ScreenConnect is a remote desktop tool that can be used as a backdoor.

    • 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

    • Enumerates connected drives

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

    • Boot or Logon Autostart Execution: Authentication Package

      Suspicious Windows Authentication Registry Modification.

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v16

Tasks

static1

Score
3/10

behavioral1

discovery
Score
3/10

behavioral2

discovery
Score
4/10

behavioral3

discovery
Score
3/10

behavioral4

discovery
Score
4/10

behavioral5

execution
Score
3/10

behavioral6

execution
Score
3/10

behavioral7

adwarediscoveryspyware
Score
3/10

behavioral8

adwarediscoveryspyware
Score
3/10

behavioral9

execution
Score
6/10

behavioral10

execution
Score
6/10

behavioral11

execution
Score
3/10

behavioral12

adwareexecutionpersistenceransomwarespyware
Score
8/10

behavioral13

backdoordiscoverypersistenceprivilege_escalationransomwareratrevoked_codesign
Score
8/10

behavioral14

backdoordiscoverypersistenceprivilege_escalationransomwareratrevoked_codesign
Score
8/10

behavioral15

adwarebackdoordiscoverypersistenceprivilege_escalationratrevoked_codesignspyware
Score
8/10

behavioral16

backdoordiscoverypersistenceprivilege_escalationratrevoked_codesign
Score
8/10

behavioral17

backdoordiscoverypersistenceprivilege_escalationratrevoked_codesign
Score
8/10

behavioral18

backdoordiscoverypersistenceprivilege_escalationratrevoked_codesign
Score
8/10

behavioral19

adwarebackdoordiscoverypersistenceprivilege_escalationratrevoked_codesignspyware
Score
8/10

behavioral20

backdoordiscoverypersistenceprivilege_escalationratrevoked_codesign
Score
8/10

behavioral21

adwarebackdoordiscoverypersistenceprivilege_escalationratrevoked_codesignspyware
Score
8/10

behavioral22

backdoordiscoverypersistenceprivilege_escalationratrevoked_codesign
Score
8/10