Analysis

  • max time kernel
    145s
  • max time network
    124s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
  • submitted
    08-06-2024 01:26

General

  • Target

    b4e86c38b2b424b473220586c583c7da8ecb98d192581ef0ba37774911cf8351.cmd

  • Size

    3.6MB

  • MD5

    af9e835fc667bc0d5623fb958c85d10e

  • SHA1

    38d325758725552205de9ab138cb0828c7b632bf

  • SHA256

    b4e86c38b2b424b473220586c583c7da8ecb98d192581ef0ba37774911cf8351

  • SHA512

    e690c98c0f265262049624576b55b3f792e8a59ba230594f24ac740924faa27a1ee8acb7e3eac511a0c181d0554b785113e31e410746ce7c948a119689cb323f

  • SSDEEP

    49152:vgk00JywMTAermhoGyBDj1kwXui5zlrT2Da0QhEQ:A

Malware Config

Signatures

  • ModiLoader, DBatLoader

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

  • ModiLoader Second Stage 63 IoCs
  • Executes dropped EXE 10 IoCs
  • Loads dropped DLL 7 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Suspicious use of SetThreadContext 3 IoCs
  • Enumerates physical storage devices 1 TTPs

    Attempts to interact with connected storage/optical drive(s).

  • Script User-Agent 1 IoCs

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

  • Suspicious behavior: CmdExeWriteProcessMemorySpam 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 26 IoCs
  • Suspicious behavior: MapViewOfSection 5 IoCs
  • Suspicious use of WriteProcessMemory 51 IoCs

Processes

  • C:\Windows\Explorer.EXE
    C:\Windows\Explorer.EXE
    1⤵
    • Suspicious behavior: MapViewOfSection
    • Suspicious use of WriteProcessMemory
    PID:1212
    • C:\Windows\system32\cmd.exe
      cmd /c "C:\Users\Admin\AppData\Local\Temp\b4e86c38b2b424b473220586c583c7da8ecb98d192581ef0ba37774911cf8351.cmd"
      2⤵
      • Loads dropped DLL
      • Suspicious use of WriteProcessMemory
      PID:2976
      • C:\Windows\System32\extrac32.exe
        C:\\Windows\\System32\\extrac32 /C /Y C:\\Windows\\System32\\cmd.exe "C:\\Users\\Public\\alpha.exe"
        3⤵
          PID:2304
        • C:\Users\Public\alpha.exe
          C:\\Users\\Public\\alpha /c extrac32 /C /Y C:\\Windows\\System32\\certutil.exe C:\\Users\\Public\\kn.exe
          3⤵
          • Executes dropped EXE
          • Suspicious use of WriteProcessMemory
          PID:1980
          • C:\Windows\system32\extrac32.exe
            extrac32 /C /Y C:\\Windows\\System32\\certutil.exe C:\\Users\\Public\\kn.exe
            4⤵
              PID:2964
          • C:\Users\Public\alpha.exe
            C:\\Users\\Public\\alpha /c C:\\Users\\Public\\kn -decodehex -F "C:\Users\Admin\AppData\Local\Temp\b4e86c38b2b424b473220586c583c7da8ecb98d192581ef0ba37774911cf8351.cmd" "C:\\Users\\Public\\Audio.mp4" 9
            3⤵
            • Executes dropped EXE
            • Loads dropped DLL
            • Suspicious use of WriteProcessMemory
            PID:296
            • C:\Users\Public\kn.exe
              C:\\Users\\Public\\kn -decodehex -F "C:\Users\Admin\AppData\Local\Temp\b4e86c38b2b424b473220586c583c7da8ecb98d192581ef0ba37774911cf8351.cmd" "C:\\Users\\Public\\Audio.mp4" 9
              4⤵
              • Executes dropped EXE
              PID:2584
          • C:\Users\Public\alpha.exe
            C:\\Users\\Public\\alpha /c C:\\Users\\Public\\kn -decodehex -F "C:\\Users\\Public\\Audio.mp4" "C:\\Users\\Public\\Libraries\\Audio.pif" 12
            3⤵
            • Executes dropped EXE
            • Loads dropped DLL
            • Suspicious use of WriteProcessMemory
            PID:2668
            • C:\Users\Public\kn.exe
              C:\\Users\\Public\\kn -decodehex -F "C:\\Users\\Public\\Audio.mp4" "C:\\Users\\Public\\Libraries\\Audio.pif" 12
              4⤵
              • Executes dropped EXE
              PID:2880
          • C:\Users\Public\Libraries\Audio.pif
            C:\Users\Public\Libraries\Audio.pif
            3⤵
            • Executes dropped EXE
            • Adds Run key to start application
            • Suspicious use of SetThreadContext
            • Suspicious behavior: CmdExeWriteProcessMemorySpam
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious behavior: MapViewOfSection
            • Suspicious use of WriteProcessMemory
            PID:2564
            • C:\Windows\SysWOW64\cmd.exe
              cmd /c mkdir "\\?\C:\Windows "
              4⤵
                PID:1068
              • C:\Windows\SysWOW64\cmd.exe
                cmd /c mkdir "\\?\C:\Windows \System32"
                4⤵
                  PID:1032
                • C:\Windows\SysWOW64\cmd.exe
                  cmd /c "C:\\Windows \\System32\\cmd.pif"
                  4⤵
                    PID:1760
                    • C:\Windows \System32\cmd.pif
                      "C:\\Windows \\System32\\cmd.pif"
                      5⤵
                      • Executes dropped EXE
                      PID:540
                    • C:\Windows \System32\cmd.pif
                      "C:\Windows \System32\cmd.pif"
                      5⤵
                      • Executes dropped EXE
                      PID:2236
                  • C:\Windows\SysWOW64\extrac32.exe
                    C:\\Windows\\System32\\extrac32.exe /C /Y C:\Users\Public\Libraries\Audio.pif C:\\Users\\Public\\Libraries\\Dkftajgk.PIF
                    4⤵
                      PID:1632
                  • C:\Users\Public\alpha.exe
                    C:\\Users\\Public\\alpha /c del /q "C:\Users\Public\kn.exe" / A / F / Q / S
                    3⤵
                    • Executes dropped EXE
                    PID:2708
                  • C:\Users\Public\alpha.exe
                    C:\\Users\\Public\\alpha /c del /q "C:\Users\Public\Audio.mp4" / A / F / Q / S
                    3⤵
                    • Executes dropped EXE
                    PID:3044
                • C:\Windows\SysWOW64\dxdiag.exe
                  "C:\Windows\SysWOW64\dxdiag.exe"
                  2⤵
                  • Suspicious use of SetThreadContext
                  • Suspicious behavior: EnumeratesProcesses
                  • Suspicious behavior: MapViewOfSection
                  PID:612

              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

              Discovery

              System Information Discovery

              1
              T1082

              Replay Monitor

              Loading Replay Monitor...

              Downloads

              • C:\Users\Public\Audio.mp4
                Filesize

                2.5MB

                MD5

                790bdb7907d11e3e21fd169d2bdee228

                SHA1

                cb528c40d49fa02c2120a8c717946287cfdee9bd

                SHA256

                c5fb2bd432c465244b7bcc770203bdbefba308c2fe71eebe2978bb4acc2e33fb

                SHA512

                03e2da693f5c90c759a0c4cdfda62ad044dc434ffcb2837dd0661f51fa22cd8db1c0d09e571ffe6cab34fe138c099ea63c5d1bc7927a51dd839b99407627fd1f

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

                1.2MB

                MD5

                22b9dbc0fc954ce6fa18e5d330129453

                SHA1

                aaf5407952b6b70f597e13fee275c675d7a45561

                SHA256

                2e5fe8ee47576eb7495f08e187bcae3b5b3004b7430e2bee7b4c564b559eebed

                SHA512

                e9eeaa21d8106780d4a2dc19b547f35acc82e67470c670745f18737f7a339c849f4e45569b6955ef6db272a19ae615d9db2fb7ce441057129c5865a10f7fc272

              • C:\Users\Public\alpha.exe
                Filesize

                337KB

                MD5

                5746bd7e255dd6a8afa06f7c42c1ba41

                SHA1

                0f3c4ff28f354aede202d54e9d1c5529a3bf87d8

                SHA256

                db06c3534964e3fc79d2763144ba53742d7fa250ca336f4a0fe724b75aaff386

                SHA512

                3a968356d7b94cc014f78ca37a3c03f354c3970c9e027ed4ccb8e59f0f9f2a32bfa22e7d6b127d44631d715ea41bf8ace91f0b4d69d1714d55552b064ffeb69e

              • C:\Windows \System32\cmd.pif
                Filesize

                94KB

                MD5

                869640d0a3f838694ab4dfea9e2f544d

                SHA1

                bdc42b280446ba53624ff23f314aadb861566832

                SHA256

                0db4d3ffdb96d13cf3b427af8be66d985728c55ae254e4b67d287797e4c0b323

                SHA512

                6e775cfb350415434b18427d5ff79b930ed3b0b3fc3466bc195a796c95661d4696f2d662dd0e020c3a6c3419c2734468b1d7546712ecec868d2bbfd2bc2468a7

              • \Users\Public\kn.exe
                Filesize

                1.1MB

                MD5

                ec1fd3050dbc40ec7e87ab99c7ca0b03

                SHA1

                ae7fdfc29f4ef31e38ebf381e61b503038b5cb35

                SHA256

                1e19c5a26215b62de1babd5633853344420c1e673bb83e8a89213085e17e16e3

                SHA512

                4e47331f2fdce77b01d86cf8e21cd7d6df13536f09b70c53e5a6b82f66512faa10e38645884c696b47a27ea6bddc6c1fdb905ee78684dca98cbda5f39fbafcc2

              • memory/2564-36-0x0000000003170000-0x0000000004170000-memory.dmp
                Filesize

                16.0MB

              • memory/2564-34-0x0000000003170000-0x0000000004170000-memory.dmp
                Filesize

                16.0MB

              • memory/2564-35-0x0000000003170000-0x0000000004170000-memory.dmp
                Filesize

                16.0MB

              • memory/2564-33-0x0000000003170000-0x0000000004170000-memory.dmp
                Filesize

                16.0MB

              • memory/2564-37-0x0000000003170000-0x0000000004170000-memory.dmp
                Filesize

                16.0MB

              • memory/2564-38-0x0000000000400000-0x0000000000546000-memory.dmp
                Filesize

                1.3MB

              • memory/2564-42-0x0000000003170000-0x0000000004170000-memory.dmp
                Filesize

                16.0MB

              • memory/2564-104-0x0000000003170000-0x0000000004170000-memory.dmp
                Filesize

                16.0MB

              • memory/2564-101-0x0000000003170000-0x0000000004170000-memory.dmp
                Filesize

                16.0MB

              • memory/2564-87-0x0000000003170000-0x0000000004170000-memory.dmp
                Filesize

                16.0MB

              • memory/2564-89-0x0000000003170000-0x0000000004170000-memory.dmp
                Filesize

                16.0MB

              • memory/2564-88-0x0000000003170000-0x0000000004170000-memory.dmp
                Filesize

                16.0MB

              • memory/2564-85-0x0000000003170000-0x0000000004170000-memory.dmp
                Filesize

                16.0MB

              • memory/2564-82-0x0000000003170000-0x0000000004170000-memory.dmp
                Filesize

                16.0MB

              • memory/2564-81-0x0000000003170000-0x0000000004170000-memory.dmp
                Filesize

                16.0MB

              • memory/2564-78-0x0000000003170000-0x0000000004170000-memory.dmp
                Filesize

                16.0MB

              • memory/2564-76-0x0000000003170000-0x0000000004170000-memory.dmp
                Filesize

                16.0MB

              • memory/2564-70-0x0000000003170000-0x0000000004170000-memory.dmp
                Filesize

                16.0MB

              • memory/2564-69-0x0000000003170000-0x0000000004170000-memory.dmp
                Filesize

                16.0MB

              • memory/2564-67-0x0000000003170000-0x0000000004170000-memory.dmp
                Filesize

                16.0MB

              • memory/2564-64-0x0000000003170000-0x0000000004170000-memory.dmp
                Filesize

                16.0MB

              • memory/2564-61-0x0000000003170000-0x0000000004170000-memory.dmp
                Filesize

                16.0MB

              • memory/2564-59-0x0000000003170000-0x0000000004170000-memory.dmp
                Filesize

                16.0MB

              • memory/2564-58-0x0000000003170000-0x0000000004170000-memory.dmp
                Filesize

                16.0MB

              • memory/2564-56-0x0000000003170000-0x0000000004170000-memory.dmp
                Filesize

                16.0MB

              • memory/2564-53-0x0000000003170000-0x0000000004170000-memory.dmp
                Filesize

                16.0MB

              • memory/2564-51-0x0000000003170000-0x0000000004170000-memory.dmp
                Filesize

                16.0MB

              • memory/2564-48-0x0000000003170000-0x0000000004170000-memory.dmp
                Filesize

                16.0MB

              • memory/2564-46-0x0000000003170000-0x0000000004170000-memory.dmp
                Filesize

                16.0MB

              • memory/2564-84-0x0000000003170000-0x0000000004170000-memory.dmp
                Filesize

                16.0MB

              • memory/2564-80-0x0000000003170000-0x0000000004170000-memory.dmp
                Filesize

                16.0MB

              • memory/2564-75-0x0000000003170000-0x0000000004170000-memory.dmp
                Filesize

                16.0MB

              • memory/2564-72-0x0000000003170000-0x0000000004170000-memory.dmp
                Filesize

                16.0MB

              • memory/2564-66-0x0000000003170000-0x0000000004170000-memory.dmp
                Filesize

                16.0MB

              • memory/2564-63-0x0000000003170000-0x0000000004170000-memory.dmp
                Filesize

                16.0MB

              • memory/2564-60-0x0000000003170000-0x0000000004170000-memory.dmp
                Filesize

                16.0MB

              • memory/2564-55-0x0000000003170000-0x0000000004170000-memory.dmp
                Filesize

                16.0MB

              • memory/2564-50-0x0000000003170000-0x0000000004170000-memory.dmp
                Filesize

                16.0MB

              • memory/2564-44-0x0000000003170000-0x0000000004170000-memory.dmp
                Filesize

                16.0MB

              • memory/2564-111-0x0000000003170000-0x0000000004170000-memory.dmp
                Filesize

                16.0MB

              • memory/2564-108-0x0000000003170000-0x0000000004170000-memory.dmp
                Filesize

                16.0MB

              • memory/2564-98-0x0000000003170000-0x0000000004170000-memory.dmp
                Filesize

                16.0MB

              • memory/2564-95-0x0000000003170000-0x0000000004170000-memory.dmp
                Filesize

                16.0MB

              • memory/2564-93-0x0000000003170000-0x0000000004170000-memory.dmp
                Filesize

                16.0MB

              • memory/2564-90-0x0000000003170000-0x0000000004170000-memory.dmp
                Filesize

                16.0MB

              • memory/2564-86-0x0000000003170000-0x0000000004170000-memory.dmp
                Filesize

                16.0MB

              • memory/2564-83-0x0000000003170000-0x0000000004170000-memory.dmp
                Filesize

                16.0MB

              • memory/2564-79-0x0000000003170000-0x0000000004170000-memory.dmp
                Filesize

                16.0MB

              • memory/2564-77-0x0000000003170000-0x0000000004170000-memory.dmp
                Filesize

                16.0MB

              • memory/2564-73-0x0000000003170000-0x0000000004170000-memory.dmp
                Filesize

                16.0MB

              • memory/2564-71-0x0000000003170000-0x0000000004170000-memory.dmp
                Filesize

                16.0MB

              • memory/2564-68-0x0000000003170000-0x0000000004170000-memory.dmp
                Filesize

                16.0MB

              • memory/2564-65-0x0000000003170000-0x0000000004170000-memory.dmp
                Filesize

                16.0MB

              • memory/2564-62-0x0000000003170000-0x0000000004170000-memory.dmp
                Filesize

                16.0MB

              • memory/2564-57-0x0000000003170000-0x0000000004170000-memory.dmp
                Filesize

                16.0MB

              • memory/2564-54-0x0000000003170000-0x0000000004170000-memory.dmp
                Filesize

                16.0MB

              • memory/2564-52-0x0000000003170000-0x0000000004170000-memory.dmp
                Filesize

                16.0MB

              • memory/2564-49-0x0000000003170000-0x0000000004170000-memory.dmp
                Filesize

                16.0MB

              • memory/2564-47-0x0000000003170000-0x0000000004170000-memory.dmp
                Filesize

                16.0MB

              • memory/2564-45-0x0000000003170000-0x0000000004170000-memory.dmp
                Filesize

                16.0MB

              • memory/2564-43-0x0000000003170000-0x0000000004170000-memory.dmp
                Filesize

                16.0MB

              • memory/2564-41-0x0000000003170000-0x0000000004170000-memory.dmp
                Filesize

                16.0MB

              • memory/2564-40-0x0000000003170000-0x0000000004170000-memory.dmp
                Filesize

                16.0MB

              • memory/2564-39-0x0000000003170000-0x0000000004170000-memory.dmp
                Filesize

                16.0MB