General

  • Target
    Lossless-Scaling-SteamRIP.com.rar
  • Size 98.1MB
  • Sample260626-emkc8shw3m
  • SHA256 03c978f224dc60982149808dde2a50377611eccc5ce6bc1a15fe99fe5cc320fd
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      Lossless-Scaling-SteamRIP.com.rar
    • Size 98.1MB
    • SHA256 03c978f224dc60982149808dde2a50377611eccc5ce6bc1a15fe99fe5cc320fd
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      Lossless Scaling/LosslessScaling.dll
    • Size 163KB
    • SHA256 c5b6ca75d1eb4c67eba44a4acb7446b47239f4617d26ec3df5c85d482e2dc4ec
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      Lossless Scaling/LosslessScaling.exe
    • Size 154KB
    • SHA256 f63e7106e27b40c69d1474adc48967608622611eb15cab515c6ce6feecc037d1
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      Lossless Scaling/_Lossless Scaling - Registry Fix (Run this first).reg
    • Size 120B
    • SHA256 61df13bae98f10c330a751875146dd81bca223036d6470ebb9fffdc0b47f0fe2
    • MD5 SHA1 SHA512 TLSH
    Score
    1/10
    • Target
      Lossless Scaling/createdump.exe
    • Size 60KB
    • SHA256 3dae14e357539fd731c0db1e6b0370f38c53b94a34af38ee8337db9585737aa5
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    1/10
    • Target
      _CommonRedist/VisualCppRedist_AIO_x86_x64.exe
    • Size 30.1MB
    • SHA256 3c188e4651bcc07df2bdb06d69585158797b1bafb91557b09217621628cd5b23
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Checks computer location settings

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

    • 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.

    • Loads dropped DLL

    • Adds Run key to start application

    • Enumerates connected drives

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

    • Drops file in System32 directory

    • Target
      _CommonRedist/dotNetFx40_Full_setup.exe
    • Size 868KB
    • SHA256 fa1afff978325f8818ce3a559d67a58297d9154674de7fd8eb03656d93104425
    • 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.

    • Executes dropped EXE

    • Loads dropped DLL

    • Enumerates connected drives

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

    • Target
      _CommonRedist/dxwebsetup.exe
    • Size 288KB
    • SHA256 2cf71d098c608c56e07f4655855a886c3102553f648df88458df616b26fd612f
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Adds Run key to start application

    • 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.

    • Drops file in System32 directory

    • Target
      _CommonRedist/oalinst.exe
    • Size 790KB
    • SHA256 b8f39714d41e009f75efb183c37100f2cbabb71784bbd243be881ac5b42d86fd
    • 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.

    • Checks installed software on the system

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

    • Enumerates connected drives

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

    • Drops file in System32 directory

    • Target
      _CommonRedist/xnafx40_redist.msi
    • Size 6.7MB
    • SHA256 47260420773a20443fb1e38a89b7f39c5237a80a842de598e6c8f7f90a3bbd6d
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Executes dropped EXE

    • Loads dropped DLL

    • Enumerates connected drives

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

    • Drops file in System32 directory

MITRE ATT&CK Enterprise v16

Tasks

static1

Score
3/10

behavioral1

Score
1/10

behavioral2

Score
1/10

behavioral3

Score
1/10

behavioral4

Score
1/10

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

adwarediscoverypersistenceprivilege_escalationransomwarespyware
Score
7/10

behavioral12

discoverypersistenceransomware
Score
7/10

behavioral13

discovery
Score
7/10

behavioral14

adwarediscoverypersistenceransomwarespyware
Score
8/10

behavioral15

discoverypersistence
Score
6/10

behavioral16

adwarediscoverypersistenceransomwarespyware
Score
6/10

behavioral17

discovery
Score
6/10

behavioral18

adwarediscoverypersistenceransomwarespyware
Score
8/10

behavioral19

discoverypersistenceprivilege_escalationransomware
Score
7/10

behavioral20

discoverypersistenceprivilege_escalationransomware
Score
7/10