Analysis

  • max time kernel
    141s
  • max time network
    110s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20241007-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system
  • submitted
    23-10-2024 08:27

General

  • Target

    Krcdanwiedyoqk.exe

  • Size

    1.1MB

  • MD5

    da449c2d60fe9adb096242dd71db10c8

  • SHA1

    55276aa1b212c91e997d70deac1595528234fc96

  • SHA256

    57a211664560494ee01af527f281a3fcc9727c15c322122d283e5213a11ab3d3

  • SHA512

    1c20999f7295b4c38af4c48dfe34b6738522028a984e0df1f9375212700f6297c69c4e154352b90fd0dce30bda07a54d155a76c9475acd35e7962eba6b458b34

  • SSDEEP

    24576:rCtVqnbUQ25Qm2XzuiYcx3RqrPBzKRfuHpEqiyu5T5:rkabmuYc3qrWyuv

Malware Config

Signatures

  • Azorult

    An information stealer that was first discovered in 2016, targeting browsing history and passwords.

  • ModiLoader, DBatLoader

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

  • ModiLoader Second Stage 61 IoCs
  • Checks computer location settings 2 TTPs 1 IoCs

    Looks up country code configured in the registry, likely geofence.

  • Executes dropped EXE 10 IoCs
  • Loads dropped DLL 6 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 local data of messenger clients 2 TTPs

    Infostealers often target stored data of messaging applications, which can include saved credentials and account information.

  • 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 3 TTPs

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

  • Unsecured Credentials: Credentials In Files 1 TTPs

    Steal credentials from unsecured files.

  • Accesses Microsoft Outlook profiles 1 TTPs 3 IoCs
  • Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks installed software on the system 1 TTPs

    Looks up Uninstall key entries in the registry to enumerate software on the system.

  • Suspicious use of SetThreadContext 1 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • System Location Discovery: System Language Discovery 1 TTPs 12 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.

  • Checks processor information in registry 2 TTPs 2 IoCs

    Processor information is often read in order to detect sandboxing environments.

  • Delays execution with timeout.exe 1 IoCs
  • Script User-Agent 1 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 50 IoCs
  • outlook_office_path 1 IoCs
  • outlook_win_path 1 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Krcdanwiedyoqk.exe
    "C:\Users\Admin\AppData\Local\Temp\Krcdanwiedyoqk.exe"
    1⤵
    • Adds Run key to start application
    • Suspicious use of SetThreadContext
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:4332
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c ""C:\Users\Public\Libraries\invnhzlC.cmd" "
      2⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:3960
      • C:\Windows\SysWOW64\esentutl.exe
        C:\\Windows\\System32\\esentutl /y C:\\Windows\\System32\\cmd.exe /d C:\\Users\\Public\\alpha.pif /o
        3⤵
          PID:4412
        • 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:3576
        • 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:2192
        • 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:4108
        • 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
          • Suspicious use of WriteProcessMemory
          PID:3716
          • 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:2416
        • C:\Windows \SysWOW64\per.exe
          "C:\\Windows \\SysWOW64\\per.exe
          3⤵
          • Executes dropped EXE
          • Loads dropped DLL
          • Suspicious use of WriteProcessMemory
          PID:1540
          • C:\Windows\SYSTEM32\esentutl.exe
            esentutl /y C:\\Windows\\System32\\WindowsPowerShell\\v1.0\\powershell.exe /d C:\\Users\\Public\\pha.pif /o
            4⤵
              PID:3000
            • 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:3660
          • 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:2916
          • 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:3600
          • 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:1612
        • C:\Windows\SysWOW64\esentutl.exe
          C:\\Windows\\System32\\esentutl.exe /y C:\Users\Admin\AppData\Local\Temp\Krcdanwiedyoqk.exe /d C:\\Users\\Public\\Libraries\\Clzhnvni.PIF /o
          2⤵
            PID:2692
          • C:\Users\Public\Libraries\invnhzlC.pif
            C:\Users\Public\Libraries\invnhzlC.pif
            2⤵
            • Checks computer location settings
            • Executes dropped EXE
            • Loads dropped DLL
            • Accesses Microsoft Outlook profiles
            • System Location Discovery: System Language Discovery
            • Checks processor information in registry
            • Suspicious behavior: EnumeratesProcesses
            • Suspicious use of WriteProcessMemory
            • outlook_office_path
            • outlook_win_path
            PID:2872
            • C:\Windows\SysWOW64\cmd.exe
              "C:\Windows\system32\cmd.exe" /c C:\Windows\system32\timeout.exe 3 & del "invnhzlC.pif"
              3⤵
              • System Location Discovery: System Language Discovery
              • Suspicious use of WriteProcessMemory
              PID:5068
              • C:\Windows\SysWOW64\timeout.exe
                C:\Windows\system32\timeout.exe 3
                4⤵
                • System Location Discovery: System Language Discovery
                • Delays execution with timeout.exe
                PID:4588

        Network

        MITRE ATT&CK Enterprise v15

        Replay Monitor

        Loading Replay Monitor...

        Downloads

        • C:\Users\Admin\AppData\Local\Temp\5CFA7927\mozglue.dll

          Filesize

          135KB

          MD5

          9e682f1eb98a9d41468fc3e50f907635

          SHA1

          85e0ceca36f657ddf6547aa0744f0855a27527ee

          SHA256

          830533bb569594ec2f7c07896b90225006b90a9af108f49d6fb6bebd02428b2d

          SHA512

          230230722d61ac1089fabf3f2decfa04f9296498f8e2a2a49b1527797dca67b5a11ab8656f04087acadf873fa8976400d57c77c404eba4aff89d92b9986f32ed

        • C:\Users\Admin\AppData\Local\Temp\5CFA7927\msvcp140.dll

          Filesize

          429KB

          MD5

          109f0f02fd37c84bfc7508d4227d7ed5

          SHA1

          ef7420141bb15ac334d3964082361a460bfdb975

          SHA256

          334e69ac9367f708ce601a6f490ff227d6c20636da5222f148b25831d22e13d4

          SHA512

          46eb62b65817365c249b48863d894b4669e20fcb3992e747cd5c9fdd57968e1b2cf7418d1c9340a89865eadda362b8db51947eb4427412eb83b35994f932fd39

        • C:\Users\Admin\AppData\Local\Temp\5CFA7927\nss3.dll

          Filesize

          1.2MB

          MD5

          556ea09421a0f74d31c4c0a89a70dc23

          SHA1

          f739ba9b548ee64b13eb434a3130406d23f836e3

          SHA256

          f0e6210d4a0d48c7908d8d1c270449c91eb4523e312a61256833bfeaf699abfb

          SHA512

          2481fc80dffa8922569552c3c3ebaef8d0341b80427447a14b291ec39ea62ab9c05a75e85eef5ea7f857488cab1463c18586f9b076e2958c5a314e459045ede2

        • C:\Users\Admin\AppData\Local\Temp\5CFA7927\vcruntime140.dll

          Filesize

          81KB

          MD5

          7587bf9cb4147022cd5681b015183046

          SHA1

          f2106306a8f6f0da5afb7fc765cfa0757ad5a628

          SHA256

          c40bb03199a2054dabfc7a8e01d6098e91de7193619effbd0f142a7bf031c14d

          SHA512

          0b63e4979846ceba1b1ed8470432ea6aa18cca66b5f5322d17b14bc0dfa4b2ee09ca300a016e16a01db5123e4e022820698f46d9bad1078bd24675b4b181e91f

        • C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_dbie53f4.dll.ps1

          Filesize

          60B

          MD5

          d17fe0a3f47be24a6453e9ef58c94641

          SHA1

          6ab83620379fc69f80c0242105ddffd7d98d5d9d

          SHA256

          96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

          SHA512

          5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

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

          Filesize

          60KB

          MD5

          b87f096cbc25570329e2bb59fee57580

          SHA1

          d281d1bf37b4fb46f90973afc65eece3908532b2

          SHA256

          d08ccc9b1e3acc205fe754bad8416964e9711815e9ceed5e6af73d8e9035ec9e

          SHA512

          72901adde38f50cf6d74743c0a546c0fea8b1cd4a18449048a0758a7593a176fc33aad1ebfd955775eefc2b30532bcc18e4f2964b3731b668dd87d94405951f7

        • C:\Users\Public\Libraries\invnhzlC.pif

          Filesize

          66KB

          MD5

          c116d3604ceafe7057d77ff27552c215

          SHA1

          452b14432fb5758b46f2897aeccd89f7c82a727d

          SHA256

          7bcdc2e607abc65ef93afd009c3048970d9e8d1c2a18fc571562396b13ebb301

          SHA512

          9202a00eeaf4c5be94de32fd41bfea40fc32d368955d49b7bad2b5c23c4ebc92dccb37d99f5a14e53ad674b63f1baa6efb1feb27225c86693ead3262a26d66c6

        • 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

          6d23fe871b2064c6d13580a5745f23cb

          SHA1

          50e113c0e2269cf7972466a828822803537a8f6e

          SHA256

          c835f2a1234b62ab7684694af378f62770903d07d6fdfbe3a371509e2b4ccc67

          SHA512

          1244be1ab0a9cabc0eb02249d4b083939e3f088ebda4b58dc03c61618fce56f27a3f58cfd74d39fb06010db7515520307766c16815f6700507a0371d03765e1a

        • C:\Windows \SysWOW64\per.exe

          Filesize

          94KB

          MD5

          869640d0a3f838694ab4dfea9e2f544d

          SHA1

          bdc42b280446ba53624ff23f314aadb861566832

          SHA256

          0db4d3ffdb96d13cf3b427af8be66d985728c55ae254e4b67d287797e4c0b323

          SHA512

          6e775cfb350415434b18427d5ff79b930ed3b0b3fc3466bc195a796c95661d4696f2d662dd0e020c3a6c3419c2734468b1d7546712ecec868d2bbfd2bc2468a7

        • memory/3660-312-0x000002A7E7580000-0x000002A7E75A2000-memory.dmp

          Filesize

          136KB

        • memory/4332-38-0x0000000002BC0000-0x0000000003BC0000-memory.dmp

          Filesize

          16.0MB

        • memory/4332-64-0x0000000002BC0000-0x0000000003BC0000-memory.dmp

          Filesize

          16.0MB

        • memory/4332-67-0x0000000002BC0000-0x0000000003BC0000-memory.dmp

          Filesize

          16.0MB

        • memory/4332-66-0x0000000002BC0000-0x0000000003BC0000-memory.dmp

          Filesize

          16.0MB

        • memory/4332-63-0x0000000002BC0000-0x0000000003BC0000-memory.dmp

          Filesize

          16.0MB

        • memory/4332-62-0x0000000002BC0000-0x0000000003BC0000-memory.dmp

          Filesize

          16.0MB

        • memory/4332-61-0x0000000002BC0000-0x0000000003BC0000-memory.dmp

          Filesize

          16.0MB

        • memory/4332-59-0x0000000002BC0000-0x0000000003BC0000-memory.dmp

          Filesize

          16.0MB

        • memory/4332-58-0x0000000002BC0000-0x0000000003BC0000-memory.dmp

          Filesize

          16.0MB

        • memory/4332-57-0x0000000002BC0000-0x0000000003BC0000-memory.dmp

          Filesize

          16.0MB

        • memory/4332-56-0x0000000002BC0000-0x0000000003BC0000-memory.dmp

          Filesize

          16.0MB

        • memory/4332-53-0x0000000002BC0000-0x0000000003BC0000-memory.dmp

          Filesize

          16.0MB

        • memory/4332-52-0x0000000002BC0000-0x0000000003BC0000-memory.dmp

          Filesize

          16.0MB

        • memory/4332-50-0x0000000002BC0000-0x0000000003BC0000-memory.dmp

          Filesize

          16.0MB

        • memory/4332-49-0x0000000002BC0000-0x0000000003BC0000-memory.dmp

          Filesize

          16.0MB

        • memory/4332-48-0x0000000002BC0000-0x0000000003BC0000-memory.dmp

          Filesize

          16.0MB

        • memory/4332-47-0x0000000002BC0000-0x0000000003BC0000-memory.dmp

          Filesize

          16.0MB

        • memory/4332-46-0x0000000002BC0000-0x0000000003BC0000-memory.dmp

          Filesize

          16.0MB

        • memory/4332-45-0x0000000002BC0000-0x0000000003BC0000-memory.dmp

          Filesize

          16.0MB

        • memory/4332-44-0x0000000002BC0000-0x0000000003BC0000-memory.dmp

          Filesize

          16.0MB

        • memory/4332-43-0x0000000002BC0000-0x0000000003BC0000-memory.dmp

          Filesize

          16.0MB

        • memory/4332-42-0x0000000002BC0000-0x0000000003BC0000-memory.dmp

          Filesize

          16.0MB

        • memory/4332-41-0x0000000002BC0000-0x0000000003BC0000-memory.dmp

          Filesize

          16.0MB

        • memory/4332-40-0x0000000002BC0000-0x0000000003BC0000-memory.dmp

          Filesize

          16.0MB

        • memory/4332-39-0x0000000002BC0000-0x0000000003BC0000-memory.dmp

          Filesize

          16.0MB

        • memory/4332-26-0x0000000002BC0000-0x0000000003BC0000-memory.dmp

          Filesize

          16.0MB

        • memory/4332-37-0x0000000002BC0000-0x0000000003BC0000-memory.dmp

          Filesize

          16.0MB

        • memory/4332-35-0x0000000002BC0000-0x0000000003BC0000-memory.dmp

          Filesize

          16.0MB

        • memory/4332-34-0x0000000002BC0000-0x0000000003BC0000-memory.dmp

          Filesize

          16.0MB

        • memory/4332-33-0x0000000002BC0000-0x0000000003BC0000-memory.dmp

          Filesize

          16.0MB

        • memory/4332-31-0x0000000002BC0000-0x0000000003BC0000-memory.dmp

          Filesize

          16.0MB

        • memory/4332-65-0x0000000002BC0000-0x0000000003BC0000-memory.dmp

          Filesize

          16.0MB

        • memory/4332-30-0x0000000002BC0000-0x0000000003BC0000-memory.dmp

          Filesize

          16.0MB

        • memory/4332-55-0x0000000002BC0000-0x0000000003BC0000-memory.dmp

          Filesize

          16.0MB

        • memory/4332-60-0x0000000002BC0000-0x0000000003BC0000-memory.dmp

          Filesize

          16.0MB

        • memory/4332-27-0x0000000002BC0000-0x0000000003BC0000-memory.dmp

          Filesize

          16.0MB

        • memory/4332-54-0x0000000002BC0000-0x0000000003BC0000-memory.dmp

          Filesize

          16.0MB

        • memory/4332-24-0x0000000002BC0000-0x0000000003BC0000-memory.dmp

          Filesize

          16.0MB

        • memory/4332-23-0x0000000002BC0000-0x0000000003BC0000-memory.dmp

          Filesize

          16.0MB

        • memory/4332-22-0x0000000002BC0000-0x0000000003BC0000-memory.dmp

          Filesize

          16.0MB

        • memory/4332-21-0x0000000002BC0000-0x0000000003BC0000-memory.dmp

          Filesize

          16.0MB

        • memory/4332-20-0x0000000002BC0000-0x0000000003BC0000-memory.dmp

          Filesize

          16.0MB

        • memory/4332-36-0x0000000002BC0000-0x0000000003BC0000-memory.dmp

          Filesize

          16.0MB

        • memory/4332-19-0x0000000002BC0000-0x0000000003BC0000-memory.dmp

          Filesize

          16.0MB

        • memory/4332-18-0x0000000002BC0000-0x0000000003BC0000-memory.dmp

          Filesize

          16.0MB

        • memory/4332-17-0x0000000002BC0000-0x0000000003BC0000-memory.dmp

          Filesize

          16.0MB

        • memory/4332-32-0x0000000002BC0000-0x0000000003BC0000-memory.dmp

          Filesize

          16.0MB

        • memory/4332-16-0x0000000002BC0000-0x0000000003BC0000-memory.dmp

          Filesize

          16.0MB

        • memory/4332-29-0x0000000002BC0000-0x0000000003BC0000-memory.dmp

          Filesize

          16.0MB

        • memory/4332-15-0x0000000002BC0000-0x0000000003BC0000-memory.dmp

          Filesize

          16.0MB

        • memory/4332-28-0x0000000002BC0000-0x0000000003BC0000-memory.dmp

          Filesize

          16.0MB

        • memory/4332-14-0x0000000002BC0000-0x0000000003BC0000-memory.dmp

          Filesize

          16.0MB

        • memory/4332-25-0x0000000002BC0000-0x0000000003BC0000-memory.dmp

          Filesize

          16.0MB

        • memory/4332-9-0x0000000002BC0000-0x0000000003BC0000-memory.dmp

          Filesize

          16.0MB

        • memory/4332-7-0x0000000002BC0000-0x0000000003BC0000-memory.dmp

          Filesize

          16.0MB

        • memory/4332-5-0x00000000005F0000-0x00000000005F1000-memory.dmp

          Filesize

          4KB

        • memory/4332-4-0x0000000000400000-0x0000000000519000-memory.dmp

          Filesize

          1.1MB

        • memory/4332-2-0x0000000002BC0000-0x0000000003BC0000-memory.dmp

          Filesize

          16.0MB

        • memory/4332-1-0x0000000002BC0000-0x0000000003BC0000-memory.dmp

          Filesize

          16.0MB

        • memory/4332-0-0x00000000005F0000-0x00000000005F1000-memory.dmp

          Filesize

          4KB

        • memory/4332-13-0x0000000002BC0000-0x0000000003BC0000-memory.dmp

          Filesize

          16.0MB

        • memory/4332-12-0x0000000002BC0000-0x0000000003BC0000-memory.dmp

          Filesize

          16.0MB

        • memory/4332-11-0x0000000002BC0000-0x0000000003BC0000-memory.dmp

          Filesize

          16.0MB

        • memory/4332-10-0x0000000002BC0000-0x0000000003BC0000-memory.dmp

          Filesize

          16.0MB

        • memory/4332-8-0x0000000002BC0000-0x0000000003BC0000-memory.dmp

          Filesize

          16.0MB