General

  • Target
    playwright-core-1.61.1.tgz
  • Size 2.7MB
  • Sample260715-slrb2sav2s
  • SHA256 3740bba3a3e93b4c7bd7c0f6e3c0e5f8cdce498bef13511e4d534cc99a8ce198
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Extracted

Language
  • ps1

Source
URLs
  • exe.dropper

    https://dl.google.com/tag/s/dl/chrome/install/beta/googlechromebetastandaloneenterprise64.msi

Extracted

Language
  • ps1

Source
URLs
  • exe.dropper

    https://dl.google.com/tag/s/dl/chrome/install/googlechromestandaloneenterprise64.msi

Targets

    • Target
      package/bin/install_media_pack.ps1
    • Size 174B
    • SHA256 bc20f049badf021e3a53bdb4156603caa5ef482c9a9a251f927605e676a44171
    • MD5 SHA1 SHA512 TLSH
    Score
    3/10
    • Target
      package/bin/install_webkit_wsl.ps1
    • Size 1KB
    • SHA256 bc61beda37a808eef27d39ce684baa792f6d17737a25a432b1a84d3b591ab815
    • MD5 SHA1 SHA512 TLSH
    • 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.

    • Target
      package/bin/reinstall_chrome_beta_linux.sh
    • Size 1KB
    • SHA256 dc8c22b9dde76583cece2857575b88094299615f3136a3c598149710c45dee3a
    • MD5 SHA1 SHA512 TLSH
    • Target
      package/bin/reinstall_chrome_beta_mac.sh
    • Size 563B
    • SHA256 a92eaeb4ebcf5633a4e9c981481e14c80764fc81b6fcbc0565398e50ff319433
    • MD5 SHA1 SHA512 TLSH
    Score
    4/10
    • Target
      package/bin/reinstall_chrome_beta_win.ps1
    • Size 957B
    • SHA256 b6d9e44742feafb98d5edc56fa20042949973cf30d141a1c5b4fb384096967c5
    • MD5 SHA1 SHA512 TLSH
    • Badlisted process makes network request

      Network request originating from process or tool commonly abused by malware.

    • Boot or Logon Autostart Execution: Active Setup

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

    • 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

    • 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

    • Enumerates connected drives

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

    • Drops file in System32 directory

    • Target
      package/bin/reinstall_chrome_stable_linux.sh
    • Size 1KB
    • SHA256 dc72ab3567a4ce43bd8353d4ecf41f1d9c03e870169367cd3ed9043aabf67dd1
    • MD5 SHA1 SHA512 TLSH
    • Target
      package/bin/reinstall_chrome_stable_mac.sh
    • Size 519B
    • SHA256 bb43a96c192a6cc81524ade0264686fff7809c019a89f7db0a9849635879c3be
    • MD5 SHA1 SHA512 TLSH
    Score
    4/10
    • Target
      package/bin/reinstall_chrome_stable_win.ps1
    • Size 923B
    • SHA256 3d96c4e2f4ebbb3fad44cf3ba58d9cf90af1c9fb3073e3b27d45a74cf005515b
    • MD5 SHA1 SHA512 TLSH
    • Badlisted process makes network request

      Network request originating from process or tool commonly abused by malware.

    • Boot or Logon Autostart Execution: Active Setup

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

    • 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

    • 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

    • Enumerates connected drives

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

    • Drops file in System32 directory

    • Target
      package/bin/reinstall_msedge_beta_linux.sh
    • Size 1KB
    • SHA256 10b26f35dbc2000b94edf1172d803a29c5873a4eb8d523afbc687997b642767e
    • MD5 SHA1 SHA512 TLSH
    • Executes dropped EXE

    • OS Credential Dumping

      Adversaries may attempt to dump credentials to use it in password cracking.

    • Deletes log files

      Deletes log files on the system.

    • Target
      package/bin/reinstall_msedge_beta_mac.sh
    • Size 377B
    • SHA256 0036d738bc90d686100d81f328ba0003bf07863f5500b792c8da391d149750fa
    • MD5 SHA1 SHA512 TLSH
    Score
    4/10

MITRE ATT&CK Enterprise v16

Tasks

static1

Score
10/10

behavioral1

execution
Score
3/10

behavioral2

execution
Score
3/10

behavioral3

execution
Score
3/10

behavioral4

executionpersistenceprivilege_escalation
Score
7/10

behavioral5

defense_evasiondiscoveryexecution
Score
4/10

behavioral6

antivmdiscoveryexecution
Score
4/10

behavioral7

Score
1/10

behavioral8

Score
1/10

behavioral9

Score
3/10

behavioral10

antivmdiscovery
Score
4/10

behavioral11

Score
1/10

behavioral12

Score
1/10

behavioral13

defense_evasiondiscoveryexecutionpersistenceprivilege_escalationtrojan
Score
8/10

behavioral14

defense_evasiondiscoveryexecutionpersistenceprivilege_escalationtrojan
Score
8/10

behavioral15

defense_evasiondiscoveryexecution
Score
4/10

behavioral16

antivmdiscoveryexecution
Score
4/10

behavioral17

Score
1/10

behavioral18

Score
1/10

behavioral19

Score
3/10

behavioral20

antivmdiscovery
Score
4/10

behavioral21

Score
1/10

behavioral22

Score
1/10

behavioral23

defense_evasiondiscoveryexecutionpersistenceprivilege_escalationtrojan
Score
8/10

behavioral24

defense_evasiondiscoveryexecutionpersistenceprivilege_escalationtrojan
Score
8/10

behavioral25

credential_accessdefense_evasiondiscoveryexecution
Score
7/10

behavioral26

antivmdiscoveryexecution
Score
4/10

behavioral27

Score
1/10

behavioral28

Score
1/10

behavioral29

Score
1/10

behavioral30

antivmdiscovery
Score
4/10

behavioral31

Score
1/10

behavioral32

Score
1/10