General

  • Target
    Cat-Goes-Fishing-SteamRIP.com.rar
  • Size 72.8MB
  • Sample260511-psbcmads8m
  • SHA256 d69ed6a2b33422042b6da330829385cb2b969d798abded50e463a69d9a78b682
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Targets

    • Target
      Cat-Goes-Fishing-SteamRIP.com/Cat Goes Fishing Build 12575339/Cat Goes Fishing.exe
    • Size 4.3MB
    • SHA256 06ab8d250bb0f82582da585eb0fe8e30eb4abba858180e7fff5fc5271090018e
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      Cat-Goes-Fishing-SteamRIP.com/Cat Goes Fishing Build 12575339/D3DX9_43.dll
    • Size 1.9MB
    • SHA256 0b28546be22c71834501f7d7185ede5d79742457331c7ee09efc14490dd64f5f
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      Cat-Goes-Fishing-SteamRIP.com/Cat Goes Fishing Build 12575339/steam_api.dll
    • Size 1.4MB
    • SHA256 47faf63ce14e765614dce2a27f1b876640be3cc3645cd33ecb2345d19627d3b7
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    3/10
    • Target
      Cat-Goes-Fishing-SteamRIP.com/Cat Goes Fishing Build 12575339/steam_api.dll.bak
    • Size 875KB
    • SHA256 940e08b8b920b069d2e341fcce6f1c08af956932277f6043712fa293083cceba
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    5/10
    • UPX packed file

      Detects executables packed with UPX/modified UPX open source packer.

    • Target
      Cat-Goes-Fishing-SteamRIP.com/STEAMRIP » Free Pre-installed Steam Games.url
    • Size 219B
    • SHA256 4572f3812daf7bcd347d1a36834c5a9fec1f530093adf688a6ecd9e6092cbf76
    • MD5 SHA1 SHA512 TLSH
    Score
    1/10
    • Target
      Cat-Goes-Fishing-SteamRIP.com/_CommonRedist/dotNetFx40_Full_setup.exe
    • Size 868KB
    • SHA256 fa1afff978325f8818ce3a559d67a58297d9154674de7fd8eb03656d93104425
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    7/10
    • Executes dropped EXE

    • Loads dropped DLL

    • Target
      Cat-Goes-Fishing-SteamRIP.com/_CommonRedist/dxwebsetup.exe
    • Size 281KB
    • SHA256 111aeddc6a6dbf64b28cb565aa12af9ee3cc0a56ce31e4da0068cf6b474c3288
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Executes dropped EXE

    • Loads dropped DLL

    • Adds Run key to start application

    • Drops file in System32 directory

    • Target
      Cat-Goes-Fishing-SteamRIP.com/_CommonRedist/oalinst.exe
    • Size 790KB
    • SHA256 b8f39714d41e009f75efb183c37100f2cbabb71784bbd243be881ac5b42d86fd
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    6/10
    • 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
      Cat-Goes-Fishing-SteamRIP.com/_CommonRedist/vcredist_2015-2019_x64.exe
    • Size 14.3MB
    • SHA256 b6c82087a2c443db859fdbeaae7f46244d06c3f2a7f71c35e50358066253de52
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    4/10
    • Target
      Cat-Goes-Fishing-SteamRIP.com/_CommonRedist/vcredist_2015-2019_x86.exe
    • Size 13.7MB
    • SHA256 ac96016f1511ae3eb5ec9de04551146fe351b7f97858dcd67163912e2302f5d6
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    4/10
    • Target
      Cat-Goes-Fishing-SteamRIP.com/_CommonRedist/vcredist_x64.exe
    • Size 5.5MB
    • SHA256 b06546ddc8ca1e3d532f3f2593e88a6f49e81b66a9c2051d58508cc97b6a2023
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    7/10
    • Executes dropped EXE

    • Loads dropped DLL

    • Target
      Cat-Goes-Fishing-SteamRIP.com/_CommonRedist/vcredist_x86.exe
    • Size 4.8MB
    • SHA256 8162b2d665ca52884507ede19549e99939ce4ea4a638c537fa653539819138c8
    • MD5 SHA1 SHA512 SSDEEP TLSH
    Score
    7/10
    • Executes dropped EXE

    • Loads dropped DLL

    • Target
      Cat-Goes-Fishing-SteamRIP.com/_CommonRedist/xnafx40_redist.msi
    • Size 6.7MB
    • SHA256 e6c41d692ebcba854dad4b1c52bb7ddd05926bad3105595d6596b8bab01c25e7
    • MD5 SHA1 SHA512 SSDEEP TLSH
    • Executes dropped EXE

    • Loads dropped DLL

    • Badlisted process makes network request

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

    • 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

upx
Score
5/10

behavioral1

discovery
Score
3/10

behavioral2

discovery
Score
3/10

behavioral3

discovery
Score
3/10

behavioral4

discovery
Score
3/10

behavioral5

discovery
Score
3/10

behavioral6

discovery
Score
3/10

behavioral7

discoveryupx
Score
5/10

behavioral8

discoveryupx
Score
5/10

behavioral9

Score
1/10

behavioral10

Score
1/10

behavioral11

discovery
Score
7/10

behavioral12

discovery
Score
7/10

behavioral13

discoverypersistence
Score
7/10

behavioral14

discoverypersistence
Score
7/10

behavioral15

discovery
Score
6/10

behavioral16

discovery
Score
6/10

behavioral17

discovery
Score
4/10

behavioral18

discovery
Score
4/10

behavioral19

discovery
Score
4/10

behavioral20

discovery
Score
4/10

behavioral21

discovery
Score
7/10

behavioral22

discovery
Score
7/10

behavioral23

discovery
Score
7/10

behavioral24

discovery
Score
7/10

behavioral25

discoverypersistenceprivilege_escalationransomware
Score
7/10

behavioral26

discoverypersistenceprivilege_escalationransomware
Score
7/10