Analysis

  • max time kernel
    31s
  • max time network
    33s
  • platform
    windows7_x64
  • resource
    win7-20221111-en
  • resource tags

    arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
  • submitted
    19-01-2023 11:55

General

  • Target

    mods menu gta.exe

  • Size

    1.1MB

  • MD5

    7615fb83ceebb11399c16d37c2fa44a9

  • SHA1

    d1b4659e1bdb35d0608fe4a977eb34e09ac94725

  • SHA256

    953b70a254e916b3f3c243b724e86ad7089e5683958e8b7ea743efd4c374a269

  • SHA512

    acf7d1f8c139fad7a755bde5bf0cc481b936c538c55f44799a7802d4a4e82a90a9533c61ba9e6f3d97c117f7f739f1c75d078e963ad5df7280d1e1a850057c3f

  • SSDEEP

    24576:ZoNNXaV9x4IUgs36BUI2So5+jnzFoCaGApu84:Ze0T+Sk6BU7HIFo7G98

Malware Config

Signatures

  • StormKitty

    StormKitty is an open source info stealer written in C#.

  • StormKitty payload 1 IoCs
  • Reads user/profile data of web browsers 2 TTPs

    Infostealers often target stored browser data, which can include saved credentials etc.

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • Looks up external IP address via web service 1 IoCs

    Uses a legitimate IP lookup service to find the infected system's external IP.

  • Modifies system certificate store 2 TTPs 10 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 24 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\mods menu gta.exe
    "C:\Users\Admin\AppData\Local\Temp\mods menu gta.exe"
    1⤵
    • Modifies system certificate store
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2028
    • C:\Windows\system32\cmd.exe
      "cmd.exe" /C chcp 65001 && netsh wlan show profile | findstr All
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:1324
      • C:\Windows\system32\chcp.com
        chcp 65001
        3⤵
          PID:1796
        • C:\Windows\system32\netsh.exe
          netsh wlan show profile
          3⤵
            PID:1220
          • C:\Windows\system32\findstr.exe
            findstr All
            3⤵
              PID:1852
          • C:\Windows\system32\cmd.exe
            "cmd.exe" /C chcp 65001 && netsh wlan show profile name=65001 key=clear | findstr Key
            2⤵
            • Suspicious use of WriteProcessMemory
            PID:1556
            • C:\Windows\system32\chcp.com
              chcp 65001
              3⤵
                PID:1620
              • C:\Windows\system32\netsh.exe
                netsh wlan show profile name=65001 key=clear
                3⤵
                  PID:884
                • C:\Windows\system32\findstr.exe
                  findstr Key
                  3⤵
                    PID:1516

              Network

              MITRE ATT&CK Matrix ATT&CK v6

              Defense Evasion

              Install Root Certificate

              1
              T1130

              Modify Registry

              1
              T1112

              Credential Access

              Credentials in Files

              1
              T1081

              Collection

              Data from Local System

              1
              T1005

              Command and Control

              Web Service

              1
              T1102

              Replay Monitor

              Loading Replay Monitor...

              Downloads

              • memory/884-64-0x0000000000000000-mapping.dmp
              • memory/1220-59-0x0000000000000000-mapping.dmp
              • memory/1220-61-0x000007FEFC421000-0x000007FEFC423000-memory.dmp
                Filesize

                8KB

              • memory/1324-57-0x0000000000000000-mapping.dmp
              • memory/1516-65-0x0000000000000000-mapping.dmp
              • memory/1556-62-0x0000000000000000-mapping.dmp
              • memory/1620-63-0x0000000000000000-mapping.dmp
              • memory/1796-58-0x0000000000000000-mapping.dmp
              • memory/1852-60-0x0000000000000000-mapping.dmp
              • memory/2028-54-0x00000000002D0000-0x00000000003EC000-memory.dmp
                Filesize

                1.1MB

              • memory/2028-55-0x0000000000170000-0x000000000017A000-memory.dmp
                Filesize

                40KB

              • memory/2028-56-0x0000000000180000-0x000000000019A000-memory.dmp
                Filesize

                104KB