General

  • Target
    Papers-Please-SteamRIP.com.rar
  • Size 87.9MB
  • Sample240223-j71ceadf8t
  • SHA256 46a35ced614c105412aa9b3db9bb8d6cc6262c6e258c5ae544b4c45448853f38
  • MD5 SHA1 SHA512 SSDEEP

Malware Config

Targets

    • Target
      Papers Please v1.4.11.124/GameAssembly.dll
    • Size 13.2MB
    • SHA256 2a815dde6361553c1b66dc765af02d650717082d62ebafaaece4d8ce3b85a48f
    • MD5 SHA1 SHA512 SSDEEP
    Score
    1/10
    • Target
      Papers Please v1.4.11.124/PapersPlease.exe
    • Size 638KB
    • SHA256 9451692a33540d96352c290e1fb5fdade29b2b112206ccd40d711e271d2886b7
    • MD5 SHA1 SHA512 SSDEEP
    Score
    1/10
    • Target
      Papers Please v1.4.11.124/PapersPlease_Data/Plugins/x86_64/steam_api64.dll
    • Size 1.8MB
    • SHA256 821a6405bbb0d2bb17d8e91d62898d4aba4d2983177b8c4df7d4a87a83c97722
    • MD5 SHA1 SHA512 SSDEEP
    Score
    1/10
    • Target
      data/Loc.csv
    • Size 219KB
    • SHA256 0552f8e6da51d756683d4fc52aea87688e6ef3b7dcedb8ad3f73bd0e6d00fe65
    • MD5 SHA1 SHA512 SSDEEP
    Score
    1/10
    • Target
      data/Loc.csv
    • Size 214KB
    • SHA256 94f305caf61995d232ebb708297a04c69c5b2dd7a1c77ae927998babf151cacd
    • MD5 SHA1 SHA512 SSDEEP
    Score
    1/10
    • Target
      Papers Please v1.4.11.124/PapersPlease_Data/il2cpp_data/etc/mono/2.0/DefaultWsdlHelpGenerator.aspx
    • Size 59KB
    • SHA256 751861040b69ea63a3827507b7c8da9c7f549dc181c1c8af4b7ca78cc97d710a
    • MD5 SHA1 SHA512 SSDEEP
    Score
    1/10
    • Target
      Papers Please v1.4.11.124/PapersPlease_Data/il2cpp_data/etc/mono/4.0/DefaultWsdlHelpGenerator.aspx
    • Size 59KB
    • SHA256 751861040b69ea63a3827507b7c8da9c7f549dc181c1c8af4b7ca78cc97d710a
    • MD5 SHA1 SHA512 SSDEEP
    Score
    1/10
    • Target
      Papers Please v1.4.11.124/PapersPlease_Data/il2cpp_data/etc/mono/4.5/DefaultWsdlHelpGenerator.aspx
    • Size 59KB
    • SHA256 751861040b69ea63a3827507b7c8da9c7f549dc181c1c8af4b7ca78cc97d710a
    • MD5 SHA1 SHA512 SSDEEP
    Score
    1/10
    • Target
      Papers Please v1.4.11.124/UnityCrashHandler64.exe
    • Size 1.2MB
    • SHA256 10199a7392e8cef04330be0d01ee55dfb9ce95052ed741937fe4bec808511539
    • MD5 SHA1 SHA512 SSDEEP
    Score
    1/10
    • Target
      Papers Please v1.4.11.124/UnityPlayer.dll
    • Size 27.0MB
    • SHA256 081370faf9eee028c662e48683525b7c431c22f4dac9923edd03aa480376cbf4
    • MD5 SHA1 SHA512 SSDEEP
    Score
    1/10
    • Target
      Papers Please v1.4.11.124/baselib.dll
    • Size 488KB
    • SHA256 271399e447f652ed37e1e534ffdafbdc2ca3ef155db5919fee5c506309bac75e
    • MD5 SHA1 SHA512 SSDEEP
    Score
    1/10
    • Target
      STEAMRIP » Free Pre-installed Steam Games.url
    • Size 219B
    • SHA256 4572f3812daf7bcd347d1a36834c5a9fec1f530093adf688a6ecd9e6092cbf76
    • MD5 SHA1 SHA512
    Score
    1/10
    • Target
      _CommonRedist/dotNetFx40_Full_setup.exe
    • Size 868KB
    • SHA256 fa1afff978325f8818ce3a559d67a58297d9154674de7fd8eb03656d93104425
    • MD5 SHA1 SHA512 SSDEEP
    Score
    7/10
    • Executes dropped EXE

    • Loads dropped DLL

    • Target
      _CommonRedist/dxwebsetup.exe
    • Size 281KB
    • SHA256 111aeddc6a6dbf64b28cb565aa12af9ee3cc0a56ce31e4da0068cf6b474c3288
    • MD5 SHA1 SHA512 SSDEEP
    Score
    7/10
    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

    • Drops file in System32 directory

    • Target
      _CommonRedist/oalinst.exe
    • Size 790KB
    • SHA256 b8f39714d41e009f75efb183c37100f2cbabb71784bbd243be881ac5b42d86fd
    • MD5 SHA1 SHA512 SSDEEP
    Score
    7/10
    • Loads dropped DLL

    • Checks installed software on the system

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

    • Drops file in System32 directory

    • Target
      _CommonRedist/vcredist_2015-2019_x64.exe
    • Size 14.3MB
    • SHA256 b6c82087a2c443db859fdbeaae7f46244d06c3f2a7f71c35e50358066253de52
    • MD5 SHA1 SHA512 SSDEEP
    Score
    7/10
    • 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.

MITRE ATT&CK Enterprise v15

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

Score
1/10

behavioral12

Score
1/10

behavioral13

Score
1/10

behavioral14

Score
1/10

behavioral15

Score
1/10

behavioral16

Score
1/10

behavioral17

Score
1/10

behavioral18

Score
1/10

behavioral19

Score
1/10

behavioral20

Score
1/10

behavioral21

Score
1/10

behavioral22

Score
1/10

behavioral23

Score
1/10

behavioral24

Score
1/10

behavioral25

Score
7/10

behavioral26

Score
7/10

behavioral27

persistence
Score
7/10

behavioral28

persistence
Score
7/10

behavioral29

discovery
Score
7/10

behavioral30

discovery
Score
6/10

behavioral31

discovery
Score
7/10

behavioral32

discovery
Score
7/10