Analysis

  • max time kernel
    149s
  • max time network
    155s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    20-11-2024 06:55

General

  • Target

    USD470900_COPY_800BLHSBC882001.PDF.bat

  • Size

    3.2MB

  • MD5

    c96743116088d21b52516f16f4866f69

  • SHA1

    9b9d500993f74ed975945419b6a25c03e80d8400

  • SHA256

    58348cc94b984ca026fa0a319b93ac988a394ed3d5ec39c01c47a8e762ebdb16

  • SHA512

    1a7520b8de10e9fb71f18f22287e298f25743a26ea946e71fb3b895bb8679f86986fe2b0ec30a0d7589cd85af404eca27d8ccf2a47f895f9c166c55660a8edd0

  • SSDEEP

    24576:PdLbg3tuCmhfOs2TLie3m0nKaf5ohA87eR4xGVPTXJF7wb2l+qCWuj8lzoQjJpcp:PR03turhfwL8uJFlEoNZHk

Malware Config

Signatures

  • ModiLoader, DBatLoader

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

  • Modiloader family
  • ModiLoader Second Stage 61 IoCs
  • Executes dropped EXE 12 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 7 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

  • System Network Configuration Discovery: Internet Connection Discovery 1 TTPs 1 IoCs

    Adversaries may check for Internet connectivity on compromised systems.

  • Script User-Agent 1 IoCs

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

  • Suspicious use of WriteProcessMemory 49 IoCs

Processes

  • C:\Windows\system32\cmd.exe
    C:\Windows\system32\cmd.exe /c "C:\Users\Admin\AppData\Local\Temp\USD470900_COPY_800BLHSBC882001.PDF.bat"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:4984
    • C:\Windows\System32\extrac32.exe
      C:\\Windows\\System32\\extrac32 /C /Y C:\\Windows\\System32\\cmd.exe "C:\\Users\\Public\\alpha.exe"
      2⤵
        PID:4028
      • C:\Users\Public\alpha.exe
        C:\\Users\\Public\\alpha /c extrac32 /C /Y C:\\Windows\\System32\\certutil.exe C:\\Users\\Public\\kn.exe
        2⤵
        • Executes dropped EXE
        • Suspicious use of WriteProcessMemory
        PID:4848
        • C:\Windows\system32\extrac32.exe
          extrac32 /C /Y C:\\Windows\\System32\\certutil.exe C:\\Users\\Public\\kn.exe
          3⤵
            PID:3412
        • C:\Users\Public\alpha.exe
          C:\\Users\\Public\\alpha /c C:\\Users\\Public\\kn -decodehex -F "C:\Users\Admin\AppData\Local\Temp\USD470900_COPY_800BLHSBC882001.PDF.bat" "C:\\Users\\Public\\AnyDesk.jpeg" 9
          2⤵
          • Executes dropped EXE
          • Suspicious use of WriteProcessMemory
          PID:2112
          • C:\Users\Public\kn.exe
            C:\\Users\\Public\\kn -decodehex -F "C:\Users\Admin\AppData\Local\Temp\USD470900_COPY_800BLHSBC882001.PDF.bat" "C:\\Users\\Public\\AnyDesk.jpeg" 9
            3⤵
            • Executes dropped EXE
            PID:500
        • C:\Users\Public\alpha.exe
          C:\\Users\\Public\\alpha /c C:\\Users\\Public\\kn -decodehex -F "C:\\Users\\Public\\AnyDesk.jpeg" "C:\\Users\\Public\\Libraries\\AnyDesk.PIF" 12
          2⤵
          • Executes dropped EXE
          • Suspicious use of WriteProcessMemory
          PID:564
          • C:\Users\Public\kn.exe
            C:\\Users\\Public\\kn -decodehex -F "C:\\Users\\Public\\AnyDesk.jpeg" "C:\\Users\\Public\\Libraries\\AnyDesk.PIF" 12
            3⤵
            • Executes dropped EXE
            PID:3800
        • C:\Users\Public\Libraries\AnyDesk.PIF
          C:\Users\Public\Libraries\AnyDesk.PIF
          2⤵
          • Executes dropped EXE
          • Adds Run key to start application
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:1312
          • C:\Windows\SysWOW64\cmd.exe
            C:\Windows\system32\cmd.exe /c ""C:\Users\Public\Libraries\hgkvgoaF.cmd" "
            3⤵
            • System Location Discovery: System Language Discovery
            • Suspicious use of WriteProcessMemory
            PID:1852
            • C:\Windows\SysWOW64\esentutl.exe
              C:\\Windows\\System32\\esentutl /y C:\\Windows\\System32\\cmd.exe /d C:\\Users\\Public\\alpha.pif /o
              4⤵
                PID:1960
              • C:\Windows\SysWOW64\esentutl.exe
                C:\\Windows\\System32\\esentutl /y C:\\Windows\\System32\\ping.exe /d C:\\Users\\Public\\xpha.pif /o
                4⤵
                • System Network Configuration Discovery: Internet Connection Discovery
                PID:2044
              • C:\Users\Public\alpha.pif
                C:\\Users\\Public\\alpha.pif /c mkdir "\\?\C:\Windows "
                4⤵
                • Executes dropped EXE
                • System Location Discovery: System Language Discovery
                PID:4116
              • C:\Users\Public\alpha.pif
                C:\\Users\\Public\\alpha.pif /c mkdir "\\?\C:\Windows \SysWOW64"
                4⤵
                • Executes dropped EXE
                • System Location Discovery: System Language Discovery
                PID:3900
              • C:\Users\Public\alpha.pif
                C:\\Users\\Public\\alpha.pif /c C:\\Users\\Public\\xpha.pif 127.0.0.1 -n 10
                4⤵
                • Executes dropped EXE
                • System Location Discovery: System Language Discovery
                • Suspicious use of WriteProcessMemory
                PID:1636
                • C:\Users\Public\xpha.pif
                  C:\\Users\\Public\\xpha.pif 127.0.0.1 -n 10
                  5⤵
                  • Executes dropped EXE
                  • System Location Discovery: System Language Discovery
                  PID:2148
            • C:\Windows\SysWOW64\esentutl.exe
              C:\\Windows\\System32\\esentutl.exe /y C:\Users\Public\Libraries\AnyDesk.PIF /d C:\\Users\\Public\\Libraries\\Faogvkgh.PIF /o
              3⤵
                PID:756
              • C:\Windows\SysWOW64\colorcpl.exe
                C:\Windows\System32\colorcpl.exe
                3⤵
                • System Location Discovery: System Language Discovery
                PID:3464
            • C:\Users\Public\alpha.exe
              C:\\Users\\Public\\alpha /c del /q "C:\Users\Public\kn.exe" / A / F / Q / S
              2⤵
              • Executes dropped EXE
              PID:868
            • C:\Users\Public\alpha.exe
              C:\\Users\\Public\\alpha /c del /q "C:\Users\Public\AnyDesk.jpeg" / A / F / Q / S
              2⤵
              • Executes dropped EXE
              PID:860

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Users\Public\AnyDesk.jpeg

            Filesize

            2.3MB

            MD5

            f4d3d158e042b2f2f6241c94da2370fb

            SHA1

            0228ece140a699a52e806ad7a977ed2a1198035e

            SHA256

            28cd0f0300eb2afa9b4ab00193f0d5868ca091e361e4853cc48ec225b1a87e17

            SHA512

            a97fffa538df6c53b2e3c7f594bb46fbdfbc213eacf86bded4d4080fac0ca4eea7ec1ccc6ddbe6037f65f8f1138ad296e1112e48a3074f29564af7e447ddfe9e

          • C:\Users\Public\Libraries\AnyDesk.PIF

            Filesize

            1.2MB

            MD5

            df6f291f617d9dbae8f32fb11ecd59c1

            SHA1

            3d26f65c19079bea772572e3367b4185aa4c99ca

            SHA256

            43223d630e7d3898d254eaf0c02264261ada01c3ed93fc119c6550e66f406a5b

            SHA512

            4065e8c1072b89b6d741f8268de54ddb5521acad91fb13491fc1e1ed75467e753764501e201336c67cd7871b0774b835222c53e9f29ddf4ca72dac0d37f5f163

          • C:\Users\Public\Libraries\hgkvgoaF.cmd

            Filesize

            60KB

            MD5

            b87f096cbc25570329e2bb59fee57580

            SHA1

            d281d1bf37b4fb46f90973afc65eece3908532b2

            SHA256

            d08ccc9b1e3acc205fe754bad8416964e9711815e9ceed5e6af73d8e9035ec9e

            SHA512

            72901adde38f50cf6d74743c0a546c0fea8b1cd4a18449048a0758a7593a176fc33aad1ebfd955775eefc2b30532bcc18e4f2964b3731b668dd87d94405951f7

          • C:\Users\Public\alpha.exe

            Filesize

            283KB

            MD5

            8a2122e8162dbef04694b9c3e0b6cdee

            SHA1

            f1efb0fddc156e4c61c5f78a54700e4e7984d55d

            SHA256

            b99d61d874728edc0918ca0eb10eab93d381e7367e377406e65963366c874450

            SHA512

            99e784141193275d4364ba1b8762b07cc150ca3cb7e9aa1d4386ba1fa87e073d0500e61572f8d1b071f2faa2a51bb123e12d9d07054b59a1a2fd768ad9f24397

          • C:\Users\Public\alpha.pif

            Filesize

            231KB

            MD5

            d0fce3afa6aa1d58ce9fa336cc2b675b

            SHA1

            4048488de6ba4bfef9edf103755519f1f762668f

            SHA256

            4d89fc34d5f0f9babd022271c585a9477bf41e834e46b991deaa0530fdb25e22

            SHA512

            80e127ef81752cd50f9ea2d662dc4d3bf8db8d29680e75fa5fc406ca22cafa5c4d89ef2eac65b486413d3cdd57a2c12a1cb75f65d1e312a717d262265736d1c2

          • C:\Users\Public\kn.exe

            Filesize

            1.6MB

            MD5

            bd8d9943a9b1def98eb83e0fa48796c2

            SHA1

            70e89852f023ab7cde0173eda1208dbb580f1e4f

            SHA256

            8de7b4eb1301d6cbe4ea2c8d13b83280453eb64e3b3c80756bbd1560d65ca4d2

            SHA512

            95630fdddad5db60cc97ec76ee1ca02dbb00ee3de7d6957ecda8968570e067ab2a9df1cc07a3ce61161a994acbe8417c83661320b54d04609818009a82552f7b

          • C:\Users\Public\xpha.pif

            Filesize

            18KB

            MD5

            b3624dd758ccecf93a1226cef252ca12

            SHA1

            fcf4dad8c4ad101504b1bf47cbbddbac36b558a7

            SHA256

            4aaa74f294c15aeb37ada8185d0dead58bd87276a01a814abc0c4b40545bf2ef

            SHA512

            c613d18511b00fa25fc7b1bdde10d96debb42a99b5aaab9e9826538d0e229085bb371f0197f6b1086c4f9c605f01e71287ffc5442f701a95d67c232a5f031838

          • memory/1312-73-0x0000000002E90000-0x0000000003E90000-memory.dmp

            Filesize

            16.0MB

          • memory/1312-32-0x0000000002E90000-0x0000000003E90000-memory.dmp

            Filesize

            16.0MB

          • memory/1312-33-0x0000000002E90000-0x0000000003E90000-memory.dmp

            Filesize

            16.0MB

          • memory/1312-42-0x0000000002E90000-0x0000000003E90000-memory.dmp

            Filesize

            16.0MB

          • memory/1312-54-0x0000000002E90000-0x0000000003E90000-memory.dmp

            Filesize

            16.0MB

          • memory/1312-80-0x0000000002E90000-0x0000000003E90000-memory.dmp

            Filesize

            16.0MB

          • memory/1312-101-0x0000000002E90000-0x0000000003E90000-memory.dmp

            Filesize

            16.0MB

          • memory/1312-68-0x0000000002E90000-0x0000000003E90000-memory.dmp

            Filesize

            16.0MB

          • memory/1312-99-0x0000000002E90000-0x0000000003E90000-memory.dmp

            Filesize

            16.0MB

          • memory/1312-98-0x0000000002E90000-0x0000000003E90000-memory.dmp

            Filesize

            16.0MB

          • memory/1312-95-0x0000000002E90000-0x0000000003E90000-memory.dmp

            Filesize

            16.0MB

          • memory/1312-94-0x0000000002E90000-0x0000000003E90000-memory.dmp

            Filesize

            16.0MB

          • memory/1312-93-0x0000000002E90000-0x0000000003E90000-memory.dmp

            Filesize

            16.0MB

          • memory/1312-65-0x0000000002E90000-0x0000000003E90000-memory.dmp

            Filesize

            16.0MB

          • memory/1312-91-0x0000000002E90000-0x0000000003E90000-memory.dmp

            Filesize

            16.0MB

          • memory/1312-90-0x0000000002E90000-0x0000000003E90000-memory.dmp

            Filesize

            16.0MB

          • memory/1312-89-0x0000000002E90000-0x0000000003E90000-memory.dmp

            Filesize

            16.0MB

          • memory/1312-88-0x0000000002E90000-0x0000000003E90000-memory.dmp

            Filesize

            16.0MB

          • memory/1312-87-0x0000000002E90000-0x0000000003E90000-memory.dmp

            Filesize

            16.0MB

          • memory/1312-85-0x0000000002E90000-0x0000000003E90000-memory.dmp

            Filesize

            16.0MB

          • memory/1312-84-0x0000000002E90000-0x0000000003E90000-memory.dmp

            Filesize

            16.0MB

          • memory/1312-83-0x0000000002E90000-0x0000000003E90000-memory.dmp

            Filesize

            16.0MB

          • memory/1312-82-0x0000000002E90000-0x0000000003E90000-memory.dmp

            Filesize

            16.0MB

          • memory/1312-79-0x0000000002E90000-0x0000000003E90000-memory.dmp

            Filesize

            16.0MB

          • memory/1312-55-0x0000000002E90000-0x0000000003E90000-memory.dmp

            Filesize

            16.0MB

          • memory/1312-76-0x0000000002E90000-0x0000000003E90000-memory.dmp

            Filesize

            16.0MB

          • memory/1312-52-0x0000000002E90000-0x0000000003E90000-memory.dmp

            Filesize

            16.0MB

          • memory/1312-28-0x0000000002E90000-0x0000000003E90000-memory.dmp

            Filesize

            16.0MB

          • memory/1312-72-0x0000000002E90000-0x0000000003E90000-memory.dmp

            Filesize

            16.0MB

          • memory/1312-69-0x0000000002E90000-0x0000000003E90000-memory.dmp

            Filesize

            16.0MB

          • memory/1312-67-0x0000000002E90000-0x0000000003E90000-memory.dmp

            Filesize

            16.0MB

          • memory/1312-29-0x0000000002E90000-0x0000000003E90000-memory.dmp

            Filesize

            16.0MB

          • memory/1312-92-0x0000000002E90000-0x0000000003E90000-memory.dmp

            Filesize

            16.0MB

          • memory/1312-64-0x0000000002E90000-0x0000000003E90000-memory.dmp

            Filesize

            16.0MB

          • memory/1312-63-0x0000000002E90000-0x0000000003E90000-memory.dmp

            Filesize

            16.0MB

          • memory/1312-62-0x0000000002E90000-0x0000000003E90000-memory.dmp

            Filesize

            16.0MB

          • memory/1312-60-0x0000000002E90000-0x0000000003E90000-memory.dmp

            Filesize

            16.0MB

          • memory/1312-86-0x0000000002E90000-0x0000000003E90000-memory.dmp

            Filesize

            16.0MB

          • memory/1312-57-0x0000000002E90000-0x0000000003E90000-memory.dmp

            Filesize

            16.0MB

          • memory/1312-56-0x0000000002E90000-0x0000000003E90000-memory.dmp

            Filesize

            16.0MB

          • memory/1312-43-0x0000000002E90000-0x0000000003E90000-memory.dmp

            Filesize

            16.0MB

          • memory/1312-81-0x0000000002E90000-0x0000000003E90000-memory.dmp

            Filesize

            16.0MB

          • memory/1312-41-0x0000000002E90000-0x0000000003E90000-memory.dmp

            Filesize

            16.0MB

          • memory/1312-53-0x0000000002E90000-0x0000000003E90000-memory.dmp

            Filesize

            16.0MB

          • memory/1312-34-0x0000000002E90000-0x0000000003E90000-memory.dmp

            Filesize

            16.0MB

          • memory/1312-51-0x0000000002E90000-0x0000000003E90000-memory.dmp

            Filesize

            16.0MB

          • memory/1312-50-0x0000000002E90000-0x0000000003E90000-memory.dmp

            Filesize

            16.0MB

          • memory/1312-49-0x0000000002E90000-0x0000000003E90000-memory.dmp

            Filesize

            16.0MB

          • memory/1312-39-0x0000000002E90000-0x0000000003E90000-memory.dmp

            Filesize

            16.0MB

          • memory/1312-48-0x0000000002E90000-0x0000000003E90000-memory.dmp

            Filesize

            16.0MB

          • memory/1312-47-0x0000000002E90000-0x0000000003E90000-memory.dmp

            Filesize

            16.0MB

          • memory/1312-46-0x0000000002E90000-0x0000000003E90000-memory.dmp

            Filesize

            16.0MB

          • memory/1312-61-0x0000000002E90000-0x0000000003E90000-memory.dmp

            Filesize

            16.0MB

          • memory/1312-44-0x0000000002E90000-0x0000000003E90000-memory.dmp

            Filesize

            16.0MB

          • memory/1312-59-0x0000000002E90000-0x0000000003E90000-memory.dmp

            Filesize

            16.0MB

          • memory/1312-36-0x0000000002E90000-0x0000000003E90000-memory.dmp

            Filesize

            16.0MB

          • memory/1312-58-0x0000000002E90000-0x0000000003E90000-memory.dmp

            Filesize

            16.0MB

          • memory/1312-40-0x0000000002E90000-0x0000000003E90000-memory.dmp

            Filesize

            16.0MB

          • memory/1312-35-0x0000000002E90000-0x0000000003E90000-memory.dmp

            Filesize

            16.0MB

          • memory/1312-38-0x0000000002E90000-0x0000000003E90000-memory.dmp

            Filesize

            16.0MB

          • memory/1312-66-0x0000000002E90000-0x0000000003E90000-memory.dmp

            Filesize

            16.0MB

          • memory/1312-45-0x0000000000400000-0x0000000000535000-memory.dmp

            Filesize

            1.2MB

          • memory/1312-37-0x0000000002E90000-0x0000000003E90000-memory.dmp

            Filesize

            16.0MB