General

  • Target
    MalumMenu-3.1.1-Steam-Itch.zip
  • Size 30.0MB
  • Sample260707-18tppafy3m
  • SHA256 5aa1ccf84205fe4e34cd74c7367e9c255e7a065ef171d54f213d43afdc1c0f06
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      .doorstop_version
    • Size 5B
    • SHA256 75a2f501000d4fe28f74bc7ee66dae5581959d28b6c44f0c1b0c05cd5ba261e6
    • MD5 SHA1 SHA512
    • 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
      BepInEx/plugins/MalumMenu.dll
    • Size 132KB
    • SHA256 eeb0a76f5ca7532ac3e1cff6d4a223d48f43576b6ba0dd626fb1446ad96ca2f1
    • 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
      dotnet/System.Security.Cryptography.Algorithms.dll
    • Size 673KB
    • SHA256 980fc7e2b974c68356441637a070b5b901708a153a5fe71cd8f68a28a0f992d8
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      dotnet/System.Security.Cryptography.Cng.dll
    • Size 409KB
    • SHA256 53c5c609ba615f688f85d1cface6ab0d653173c2af2a88ddcd958dd5587ec4bd
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      dotnet/System.Security.Cryptography.Csp.dll
    • Size 168KB
    • SHA256 faf32ad33f316fe4d12e0f2daeae50426af74e023106d04e3198dbc3aa11267a
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      dotnet/System.Security.Cryptography.Encoding.dll
    • Size 86KB
    • SHA256 e9121e278e75a4e8fadec656ce37ee3959e18e3c89d4212da4f47ec4ba840ebc
    • 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
      dotnet/System.Security.Cryptography.OpenSsl.dll
    • Size 30KB
    • SHA256 81dc8f76ffeb06bca9d383d5b5af7bfcda2dd344ce37bfbb696fc7ee54e58179
    • 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
      dotnet/System.Security.Cryptography.Primitives.dll
    • Size 119KB
    • SHA256 981e31230862f895f7a8786348b704857f579024c3abba2722a9dd69c33e004b
    • 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
      dotnet/System.Security.Cryptography.X509Certificates.dll
    • Size 424KB
    • SHA256 a11c410cce149da2137b0e4b5f3d695aaa3e6da0221b47a229affdf49ebcda43
    • 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
      steam_appid.txt
    • Size 6B
    • SHA256 52d19b26fb6f59cf5c387cdc31209de1d6f440531107d207966584e8226847d4
    • MD5 SHA1 SHA512
    • 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.

MITRE ATT&CK Enterprise v16

Tasks

static1

Score
3/10

behavioral1

Score
3/10

behavioral2

adwarepersistenceransomwarespyware
Score
8/10

behavioral3

Score
1/10

behavioral4

adwarepersistenceransomwarespyware
Score
8/10

behavioral5

discovery
Score
3/10

behavioral6

discovery
Score
3/10

behavioral7

discovery
Score
3/10

behavioral8

discovery
Score
3/10

behavioral9

discovery
Score
3/10

behavioral10

discovery
Score
3/10

behavioral11

discovery
Score
3/10

behavioral12

adwarediscoverypersistenceransomwarespyware
Score
6/10

behavioral13

discovery
Score
3/10

behavioral14

adwarediscoverypersistenceransomwarespyware
Score
6/10

behavioral15

discovery
Score
3/10

behavioral16

adwarediscoverypersistenceransomwarespyware
Score
6/10

behavioral17

discovery
Score
3/10

behavioral18

adwarediscoverypersistenceransomwarespyware
Score
6/10

behavioral19

ransomware
Score
1/10

behavioral20

adwarepersistenceransomwarespyware
Score
8/10