Analysis

  • max time kernel
    90s
  • max time network
    121s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20220901-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-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.

  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\mods menu gta.exe
    "C:\Users\Admin\AppData\Local\Temp\mods menu gta.exe"
    1⤵
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:4252
    • C:\Windows\SYSTEM32\cmd.exe
      "cmd.exe" /C chcp 65001 && netsh wlan show profile | findstr All
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:516
      • C:\Windows\system32\chcp.com
        chcp 65001
        3⤵
          PID:4104
        • C:\Windows\system32\netsh.exe
          netsh wlan show profile
          3⤵
            PID:3320
          • C:\Windows\system32\findstr.exe
            findstr All
            3⤵
              PID:3688
          • 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:4468
            • C:\Windows\system32\chcp.com
              chcp 65001
              3⤵
                PID:3676
              • C:\Windows\system32\netsh.exe
                netsh wlan show profile name=65001 key=clear
                3⤵
                  PID:3264
                • C:\Windows\system32\findstr.exe
                  findstr Key
                  3⤵
                    PID:2840

              Network

              MITRE ATT&CK Matrix ATT&CK v6

              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/516-135-0x0000000000000000-mapping.dmp
              • memory/2840-142-0x0000000000000000-mapping.dmp
              • memory/3264-141-0x0000000000000000-mapping.dmp
              • memory/3320-137-0x0000000000000000-mapping.dmp
              • memory/3676-140-0x0000000000000000-mapping.dmp
              • memory/3688-138-0x0000000000000000-mapping.dmp
              • memory/4104-136-0x0000000000000000-mapping.dmp
              • memory/4252-134-0x00007FF8F9130000-0x00007FF8F9BF1000-memory.dmp
                Filesize

                10.8MB

              • memory/4252-133-0x0000000002C30000-0x0000000002C4A000-memory.dmp
                Filesize

                104KB

              • memory/4252-132-0x00000000008D0000-0x00000000009EC000-memory.dmp
                Filesize

                1.1MB

              • memory/4252-143-0x000000001DA40000-0x000000001DA52000-memory.dmp
                Filesize

                72KB

              • memory/4252-144-0x000000001DAF0000-0x000000001DB2C000-memory.dmp
                Filesize

                240KB

              • memory/4252-145-0x00007FF8F9130000-0x00007FF8F9BF1000-memory.dmp
                Filesize

                10.8MB

              • memory/4468-139-0x0000000000000000-mapping.dmp