Analysis

  • max time kernel
    146s
  • max time network
    142s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240412-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26-04-2024 01:28

General

  • Target

    0ecc90be340405861b10203bea0cf2fe20b621387d5c0bbc3bfd305d106e51e0.exe

  • Size

    1.0MB

  • MD5

    4bf854459e5cab115844cd52022b39e1

  • SHA1

    b988bbffa191607b4dd1c4db37100e1eeb913c26

  • SHA256

    0ecc90be340405861b10203bea0cf2fe20b621387d5c0bbc3bfd305d106e51e0

  • SHA512

    e249be2313ccc082e79a37a50dd510591f37136208d1621bfed26e12c50c0ff9bbe796d5f0d8ccba2ea7c24b3c7d409e7c7e31b4722abac35d2ea580a687a161

  • SSDEEP

    24576:qaxhlW7eS5NtKq7oulaeC6HicJEEEEEEEEEEEEEEEEEEEEwEEEEEEEEEEEEEEEEI:qSOKcaZcJEEEEEEEEEEEEEEEEEEEEwEL

Malware Config

Signatures

  • Detect ZGRat V1 31 IoCs
  • ModiLoader, DBatLoader

    ModiLoader is a Delphi loader that misuses cloud services to download other malicious families.

  • ZGRat

    ZGRat is remote access trojan written in C#.

  • ModiLoader Second Stage 4 IoCs
  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 1 IoCs
  • Reads WinSCP keys stored on the system 2 TTPs

    Tries to access WinSCP stored sessions.

  • Reads data files stored by FTP clients 2 TTPs

    Tries to access configuration files associated with programs like FileZilla.

  • Reads user/profile data of local email clients 2 TTPs

    Email clients store some user data on disk where infostealers will often target it.

  • Reads user/profile data of web browsers 2 TTPs

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

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates system info in registry 2 TTPs 3 IoCs
  • Script User-Agent 1 IoCs

    Uses user-agent string associated with script host/environment.

  • Suspicious behavior: EnumeratesProcesses 3 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 31 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0ecc90be340405861b10203bea0cf2fe20b621387d5c0bbc3bfd305d106e51e0.exe
    "C:\Users\Admin\AppData\Local\Temp\0ecc90be340405861b10203bea0cf2fe20b621387d5c0bbc3bfd305d106e51e0.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • Suspicious use of WriteProcessMemory
    PID:4248
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Public\Libraries\TmphjusyO.bat" "
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:728
      • C:\Windows\SysWOW64\cmd.exe
        C:\Windows\system32\cmd.exe /S /D /c" ECHO F"
        3⤵
          PID:1576
        • C:\Windows\SysWOW64\xcopy.exe
          xcopy "easinvoker.exe" "C:\Windows \System32\" /K /D /H /Y
          3⤵
          • Enumerates system info in registry
          PID:2680
        • C:\Windows\SysWOW64\cmd.exe
          C:\Windows\system32\cmd.exe /S /D /c" ECHO F"
          3⤵
            PID:2784
          • C:\Windows\SysWOW64\xcopy.exe
            xcopy "Aaa.bat" "C:\Windows \System32\" /K /D /H /Y
            3⤵
            • Enumerates system info in registry
            PID:4384
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /S /D /c" ECHO F"
            3⤵
              PID:2880
            • C:\Windows\SysWOW64\xcopy.exe
              xcopy "netutils.dll" "C:\Windows \System32\" /K /D /H /Y
              3⤵
              • Enumerates system info in registry
              PID:2736
            • C:\Windows \System32\easinvoker.exe
              "C:\Windows \System32\easinvoker.exe"
              3⤵
              • Executes dropped EXE
              • Loads dropped DLL
              PID:2576
          • C:\Windows\SysWOW64\extrac32.exe
            C:\\Windows\\System32\\extrac32.exe /C /Y C:\Users\Admin\AppData\Local\Temp\0ecc90be340405861b10203bea0cf2fe20b621387d5c0bbc3bfd305d106e51e0.exe C:\\Users\\Public\\Libraries\\Tmphjusy.PIF
            2⤵
              PID:5096
            • C:\Users\Public\Libraries\ysujhpmT.pif
              C:\Users\Public\Libraries\ysujhpmT.pif
              2⤵
              • Executes dropped EXE
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              PID:1000

          Network

          MITRE ATT&CK Matrix ATT&CK v13

          Persistence

          Boot or Logon Autostart Execution

          1
          T1547

          Registry Run Keys / Startup Folder

          1
          T1547.001

          Privilege Escalation

          Boot or Logon Autostart Execution

          1
          T1547

          Registry Run Keys / Startup Folder

          1
          T1547.001

          Defense Evasion

          Modify Registry

          1
          T1112

          Credential Access

          Unsecured Credentials

          4
          T1552

          Credentials In Files

          3
          T1552.001

          Credentials in Registry

          1
          T1552.002

          Discovery

          Query Registry

          1
          T1012

          System Information Discovery

          1
          T1082

          Collection

          Data from Local System

          4
          T1005

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Users\Public\Libraries\TmphjusyO.bat
            Filesize

            29KB

            MD5

            828ffbf60677999579dafe4bf3919c63

            SHA1

            a0d159a1b9a49e9eaccc53fe0c3266c0526a1bdc

            SHA256

            abac4a967800f5da708572ec42441ec373cd52459a83a8a382d6b8579482789d

            SHA512

            bf00909e24c5a6fb2346e8457a9adacd5f1b35988d90abbde9ff26896bbb59edafea60d9db4d10182a7b5e129bb69585d3e20bc5c63af3517b3a7ef1e45ffb7e

          • C:\Users\Public\Libraries\easinvoker.exe
            Filesize

            128KB

            MD5

            231ce1e1d7d98b44371ffff407d68b59

            SHA1

            25510d0f6353dbf0c9f72fc880de7585e34b28ff

            SHA256

            30951db8bfc21640645aa9144cfeaa294bb7c6980ef236d28552b6f4f3f92a96

            SHA512

            520887b01bda96b7c4f91b9330a5c03a12f7c7f266d4359432e7bacc76b0eef377c05a4361f8fa80ad0b94b5865699d747a5d94a2d3dcdb85dabf5887bb6c612

          • C:\Users\Public\Libraries\netutils.dll
            Filesize

            112KB

            MD5

            6baaea4d3a65281b55173738795eb02c

            SHA1

            1fbe7ec7f5e2d1fb0ab1807e149eee66a86f9224

            SHA256

            0007fa57da2e1de2e487492d00b99abaeca7e9f9cac8a10e24eb569e19f76ee1

            SHA512

            af0285cf961aeae960ede41f195809e9b84ccb262f17f2e994da5c599ebdf712788e5a3f2e0e2ed16e67aa888bdabfd7a6096ad8dda2d062d2f82b010e81d5c5

          • C:\Users\Public\Libraries\ysujhpmT.pif
            Filesize

            66KB

            MD5

            c116d3604ceafe7057d77ff27552c215

            SHA1

            452b14432fb5758b46f2897aeccd89f7c82a727d

            SHA256

            7bcdc2e607abc65ef93afd009c3048970d9e8d1c2a18fc571562396b13ebb301

            SHA512

            9202a00eeaf4c5be94de32fd41bfea40fc32d368955d49b7bad2b5c23c4ebc92dccb37d99f5a14e53ad674b63f1baa6efb1feb27225c86693ead3262a26d66c6

          • memory/1000-27-0x0000000000400000-0x0000000001400000-memory.dmp
            Filesize

            16.0MB

          • memory/1000-30-0x0000000000400000-0x0000000001400000-memory.dmp
            Filesize

            16.0MB

          • memory/1000-32-0x0000000000400000-0x0000000001400000-memory.dmp
            Filesize

            16.0MB

          • memory/1000-33-0x0000000031F70000-0x0000000031FCC000-memory.dmp
            Filesize

            368KB

          • memory/1000-34-0x0000000034590000-0x0000000034B34000-memory.dmp
            Filesize

            5.6MB

          • memory/1000-35-0x0000000034520000-0x000000003457A000-memory.dmp
            Filesize

            360KB

          • memory/1000-36-0x0000000000400000-0x0000000001400000-memory.dmp
            Filesize

            16.0MB

          • memory/1000-37-0x0000000034520000-0x0000000034575000-memory.dmp
            Filesize

            340KB

          • memory/1000-38-0x0000000034520000-0x0000000034575000-memory.dmp
            Filesize

            340KB

          • memory/1000-40-0x0000000034520000-0x0000000034575000-memory.dmp
            Filesize

            340KB

          • memory/1000-42-0x0000000034520000-0x0000000034575000-memory.dmp
            Filesize

            340KB

          • memory/1000-44-0x0000000034520000-0x0000000034575000-memory.dmp
            Filesize

            340KB

          • memory/1000-46-0x0000000034520000-0x0000000034575000-memory.dmp
            Filesize

            340KB

          • memory/1000-48-0x0000000034520000-0x0000000034575000-memory.dmp
            Filesize

            340KB

          • memory/1000-51-0x0000000034580000-0x0000000034590000-memory.dmp
            Filesize

            64KB

          • memory/1000-50-0x0000000034520000-0x0000000034575000-memory.dmp
            Filesize

            340KB

          • memory/1000-53-0x0000000034580000-0x0000000034590000-memory.dmp
            Filesize

            64KB

          • memory/1000-55-0x0000000034580000-0x0000000034590000-memory.dmp
            Filesize

            64KB

          • memory/1000-57-0x0000000034520000-0x0000000034575000-memory.dmp
            Filesize

            340KB

          • memory/1000-54-0x0000000034520000-0x0000000034575000-memory.dmp
            Filesize

            340KB

          • memory/1000-59-0x0000000034520000-0x0000000034575000-memory.dmp
            Filesize

            340KB

          • memory/1000-61-0x0000000034520000-0x0000000034575000-memory.dmp
            Filesize

            340KB

          • memory/1000-63-0x0000000034520000-0x0000000034575000-memory.dmp
            Filesize

            340KB

          • memory/1000-65-0x0000000034520000-0x0000000034575000-memory.dmp
            Filesize

            340KB

          • memory/1000-67-0x0000000034520000-0x0000000034575000-memory.dmp
            Filesize

            340KB

          • memory/1000-69-0x0000000034520000-0x0000000034575000-memory.dmp
            Filesize

            340KB

          • memory/1000-71-0x0000000034520000-0x0000000034575000-memory.dmp
            Filesize

            340KB

          • memory/1000-72-0x0000000074420000-0x0000000074BD0000-memory.dmp
            Filesize

            7.7MB

          • memory/1000-74-0x0000000034520000-0x0000000034575000-memory.dmp
            Filesize

            340KB

          • memory/1000-76-0x0000000034520000-0x0000000034575000-memory.dmp
            Filesize

            340KB

          • memory/1000-84-0x0000000034520000-0x0000000034575000-memory.dmp
            Filesize

            340KB

          • memory/1000-82-0x0000000034520000-0x0000000034575000-memory.dmp
            Filesize

            340KB

          • memory/1000-80-0x0000000034520000-0x0000000034575000-memory.dmp
            Filesize

            340KB

          • memory/1000-86-0x0000000034520000-0x0000000034575000-memory.dmp
            Filesize

            340KB

          • memory/1000-78-0x0000000034520000-0x0000000034575000-memory.dmp
            Filesize

            340KB

          • memory/1000-88-0x0000000034520000-0x0000000034575000-memory.dmp
            Filesize

            340KB

          • memory/1000-90-0x0000000034520000-0x0000000034575000-memory.dmp
            Filesize

            340KB

          • memory/1000-92-0x0000000034520000-0x0000000034575000-memory.dmp
            Filesize

            340KB

          • memory/1000-94-0x0000000034520000-0x0000000034575000-memory.dmp
            Filesize

            340KB

          • memory/1000-96-0x0000000034520000-0x0000000034575000-memory.dmp
            Filesize

            340KB

          • memory/1000-1115-0x0000000034C80000-0x0000000034CE6000-memory.dmp
            Filesize

            408KB

          • memory/1000-1116-0x0000000034580000-0x0000000034590000-memory.dmp
            Filesize

            64KB

          • memory/1000-1117-0x0000000035410000-0x0000000035460000-memory.dmp
            Filesize

            320KB

          • memory/1000-1118-0x0000000035460000-0x00000000354FC000-memory.dmp
            Filesize

            624KB

          • memory/1000-1120-0x0000000035EC0000-0x0000000035F52000-memory.dmp
            Filesize

            584KB

          • memory/1000-1121-0x0000000036000000-0x000000003600A000-memory.dmp
            Filesize

            40KB

          • memory/1000-1125-0x0000000034580000-0x0000000034590000-memory.dmp
            Filesize

            64KB

          • memory/1000-1124-0x0000000034580000-0x0000000034590000-memory.dmp
            Filesize

            64KB

          • memory/1000-1123-0x0000000034580000-0x0000000034590000-memory.dmp
            Filesize

            64KB

          • memory/1000-1126-0x0000000074420000-0x0000000074BD0000-memory.dmp
            Filesize

            7.7MB

          • memory/1000-1127-0x0000000034580000-0x0000000034590000-memory.dmp
            Filesize

            64KB

          • memory/2576-18-0x00000000613C0000-0x00000000613E3000-memory.dmp
            Filesize

            140KB

          • memory/4248-0-0x0000000002410000-0x0000000002411000-memory.dmp
            Filesize

            4KB

          • memory/4248-1-0x0000000000400000-0x000000000050A000-memory.dmp
            Filesize

            1.0MB