Analysis

  • max time kernel
    119s
  • max time network
    122s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22-09-2024 08:45

General

  • Target

    87d274d0c00a702a21fc6e2bcc65107f28df1e191e7345f85458080abc97ba3dN.exe

  • Size

    1.5MB

  • MD5

    87e42eb13e43a9818add7b640051d970

  • SHA1

    f3cb286e211931e51d3cc444d96b7658c961467e

  • SHA256

    87d274d0c00a702a21fc6e2bcc65107f28df1e191e7345f85458080abc97ba3d

  • SHA512

    9ce707fa9094092460f87d8f94e738e12149053244a35f226b59d6419620ef6fc4c9fc398c300bcbf3378c22627ba941bbc0100bd2b3df421fffea63ed364b9b

  • SSDEEP

    49152:wwcZZbRMbUunBy7g1S50hHrXUSfB0/sv9f:wwcZZIIcdJX

Malware Config

Signatures

  • ModiLoader, DBatLoader

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

  • ModiLoader Second Stage 1 IoCs
  • Executes dropped EXE 9 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 5 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\87d274d0c00a702a21fc6e2bcc65107f28df1e191e7345f85458080abc97ba3dN.exe
    "C:\Users\Admin\AppData\Local\Temp\87d274d0c00a702a21fc6e2bcc65107f28df1e191e7345f85458080abc97ba3dN.exe"
    1⤵
    • Adds Run key to start application
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:4016
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Public\Libraries\rlyzsazB.cmd" "
      2⤵
      • System Location Discovery: System Language Discovery
      PID:2544
      • C:\Windows\SysWOW64\esentutl.exe
        C:\\Windows\\System32\\esentutl /y C:\\Windows\\System32\\cmd.exe /d C:\\Users\\Public\\alpha.pif /o
        3⤵
          PID:392
        • C:\Windows\SysWOW64\esentutl.exe
          C:\\Windows\\System32\\esentutl /y C:\\Windows\\System32\\ping.exe /d C:\\Users\\Public\\xpha.pif /o
          3⤵
          • System Network Configuration Discovery: Internet Connection Discovery
          PID:5084
        • C:\Users\Public\alpha.pif
          C:\\Users\\Public\\alpha.pif /c mkdir "\\?\C:\Windows "
          3⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          PID:3836
        • C:\Users\Public\alpha.pif
          C:\\Users\\Public\\alpha.pif /c mkdir "\\?\C:\Windows \SysWOW64"
          3⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          PID:2112
        • C:\Users\Public\alpha.pif
          C:\\Users\\Public\\alpha.pif /c C:\\Users\\Public\\xpha.pif 127.0.0.1 -n 10
          3⤵
          • Executes dropped EXE
          • System Location Discovery: System Language Discovery
          PID:3232
          • C:\Users\Public\xpha.pif
            C:\\Users\\Public\\xpha.pif 127.0.0.1 -n 10
            4⤵
            • Executes dropped EXE
            • System Location Discovery: System Language Discovery
            PID:668
        • C:\Windows \SysWOW64\per.exe
          "C:\\Windows \\SysWOW64\\per.exe
          3⤵
          • Executes dropped EXE
          • Loads dropped DLL
          PID:4860
          • C:\Windows\SYSTEM32\esentutl.exe
            esentutl /y C:\\Windows\\System32\\WindowsPowerShell\\v1.0\\powershell.exe /d C:\\Users\\Public\\pha.pif /o
            4⤵
              PID:4116
            • C:\Users\Public\pha.pif
              C:\\Users\\Public\\pha.pif -WindowStyle hidden -Command Add-MpPreference -ExclusionExtension '.exe','bat','.pif'
              4⤵
              • Executes dropped EXE
              • Suspicious behavior: EnumeratesProcesses
              • Suspicious use of AdjustPrivilegeToken
              PID:1412
          • C:\Users\Public\alpha.pif
            C:\\Users\\Public\\alpha.pif /c del "C:\Users\Public\xpha.pif"
            3⤵
            • Executes dropped EXE
            • System Location Discovery: System Language Discovery
            PID:3772
          • C:\Users\Public\alpha.pif
            C:\\Users\\Public\\alpha.pif /c rmdir "C:\Windows \SysWOW64
            3⤵
            • Executes dropped EXE
            • System Location Discovery: System Language Discovery
            PID:4544
          • C:\Users\Public\alpha.pif
            C:\\Users\\Public\\alpha.pif /c rmdir "C:\Windows \"
            3⤵
            • Executes dropped EXE
            • System Location Discovery: System Language Discovery
            PID:964
        • C:\Windows\SysWOW64\esentutl.exe
          C:\\Windows\\System32\\esentutl.exe /y C:\Users\Admin\AppData\Local\Temp\87d274d0c00a702a21fc6e2bcc65107f28df1e191e7345f85458080abc97ba3dN.exe /d C:\\Users\\Public\\Libraries\\Bzaszylr.PIF /o
          2⤵
            PID:4932
          • C:\Windows\SysWOW64\colorcpl.exe
            C:\Windows\System32\colorcpl.exe
            2⤵
            • System Location Discovery: System Language Discovery
            PID:3112
        • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
          "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --field-trial-handle=4512,i,10597648459838880772,16562651767759956329,262144 --variations-seed-version --mojo-platform-channel-handle=4344 /prefetch:8
          1⤵
            PID:2992

          Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

          Loading Replay Monitor...

          Downloads

          • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_glbazgia.dqa.ps1

            Filesize

            60B

            MD5

            d17fe0a3f47be24a6453e9ef58c94641

            SHA1

            6ab83620379fc69f80c0242105ddffd7d98d5d9d

            SHA256

            96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

            SHA512

            5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

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

            Filesize

            60KB

            MD5

            b87f096cbc25570329e2bb59fee57580

            SHA1

            d281d1bf37b4fb46f90973afc65eece3908532b2

            SHA256

            d08ccc9b1e3acc205fe754bad8416964e9711815e9ceed5e6af73d8e9035ec9e

            SHA512

            72901adde38f50cf6d74743c0a546c0fea8b1cd4a18449048a0758a7593a176fc33aad1ebfd955775eefc2b30532bcc18e4f2964b3731b668dd87d94405951f7

          • C:\Users\Public\alpha.pif

            Filesize

            231KB

            MD5

            d0fce3afa6aa1d58ce9fa336cc2b675b

            SHA1

            4048488de6ba4bfef9edf103755519f1f762668f

            SHA256

            4d89fc34d5f0f9babd022271c585a9477bf41e834e46b991deaa0530fdb25e22

            SHA512

            80e127ef81752cd50f9ea2d662dc4d3bf8db8d29680e75fa5fc406ca22cafa5c4d89ef2eac65b486413d3cdd57a2c12a1cb75f65d1e312a717d262265736d1c2

          • 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

            ae9f2fe85cd42e75655b466e788736b7

            SHA1

            0eda849180f06af9edc107b7ee03c617b7631f10

            SHA256

            e36d4dd90b833745f161d5875cdcf13160d4fdd3ed9cecf36b2a4cb45b79996c

            SHA512

            e38c812bf2697d0d841b2b703a04361dc40a85780a5486b3ba50be5a23936d908024c1cff67abb1e26a63795f1d31e3e96ea3e890545a41be8ebd66bc7f40d12

          • C:\Windows \SysWOW64\per.exe

            Filesize

            94KB

            MD5

            869640d0a3f838694ab4dfea9e2f544d

            SHA1

            bdc42b280446ba53624ff23f314aadb861566832

            SHA256

            0db4d3ffdb96d13cf3b427af8be66d985728c55ae254e4b67d287797e4c0b323

            SHA512

            6e775cfb350415434b18427d5ff79b930ed3b0b3fc3466bc195a796c95661d4696f2d662dd0e020c3a6c3419c2734468b1d7546712ecec868d2bbfd2bc2468a7

          • memory/392-12-0x0000000001060000-0x0000000001070000-memory.dmp

            Filesize

            64KB

          • memory/392-35-0x0000000001490000-0x00000000014A0000-memory.dmp

            Filesize

            64KB

          • memory/1412-133-0x00000249DC5A0000-0x00000249DC5C2000-memory.dmp

            Filesize

            136KB

          • memory/4016-0-0x0000000002480000-0x0000000002481000-memory.dmp

            Filesize

            4KB

          • memory/4016-4-0x0000000000400000-0x0000000000592000-memory.dmp

            Filesize

            1.6MB

          • memory/4016-5-0x0000000002480000-0x0000000002481000-memory.dmp

            Filesize

            4KB

          • memory/4016-2-0x0000000002DF0000-0x0000000003DF0000-memory.dmp

            Filesize

            16.0MB

          • memory/4016-1-0x0000000002DF0000-0x0000000003DF0000-memory.dmp

            Filesize

            16.0MB