Resubmissions

14/02/2025, 03:19

250214-dt85hazpgj 8

15/07/2024, 12:22

240715-pj7dpszhrl 8

14/07/2024, 17:11

240714-vqpp5asckh 8

14/07/2024, 17:07

240714-vmz2pasbjb 10

14/07/2024, 16:55

240714-ve3gvaygnq 8

01/05/2024, 09:05

240501-k2a11abe8v 10

24/03/2023, 19:33

230324-x9t53aba7y 10

Analysis

  • max time kernel
    844s
  • max time network
    845s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    14/07/2024, 17:11

General

  • Target

    Replace.exe

  • Size

    34.8MB

  • MD5

    fd5cd14325c51ecab6a57d1d665f8852

  • SHA1

    ea16aa0f197210437733c63a42a8f1dd6442d753

  • SHA256

    d433cd0ba6b6850a9f616b3b89754a005699547d4e04fadb75cade770156cfd1

  • SHA512

    9a2e4c8baa01fbafe6968905daeb8d3b7eb62c09d1d7584e973ad1c23d964093e161a51a7390dfaa598d2657f45ca17bf00b5055aeaf0441f875ddb364741d71

  • SSDEEP

    786432:i9hj60qHOBbQcVM3sct6C2ubdsUeGXV4yQnb+LQgRkrm12PYfrB:i9kH+o5sG2ysbhrmka

Score
7/10

Malware Config

Signatures

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 37 IoCs
  • Drops file in Program Files directory 64 IoCs
  • Enumerates physical storage devices 1 TTPs

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

  • Program crash 3 IoCs
  • Modifies registry class 5 IoCs
  • Suspicious behavior: EnumeratesProcesses 1 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 2 IoCs
  • Suspicious use of AdjustPrivilegeToken 30 IoCs
  • Suspicious use of FindShellTrayWindow 17 IoCs
  • Suspicious use of WriteProcessMemory 27 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\Replace.exe
    "C:\Users\Admin\AppData\Local\Temp\Replace.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2140
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2140 -s 256
      2⤵
      • Program crash
      PID:2680
  • C:\Windows\explorer.exe
    "C:\Windows\explorer.exe"
    1⤵
      PID:1180
    • C:\Windows\system32\AUDIODG.EXE
      C:\Windows\system32\AUDIODG.EXE 0x474
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      PID:620
    • C:\Users\Admin\Desktop\Replace.exe
      "C:\Users\Admin\Desktop\Replace.exe"
      1⤵
      • Suspicious use of WriteProcessMemory
      PID:3060
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 3060 -s 172
        2⤵
        • Program crash
        PID:1544
    • C:\Users\Admin\Desktop\Replace.exe
      "C:\Users\Admin\Desktop\Replace.exe"
      1⤵
      • Suspicious use of WriteProcessMemory
      PID:980
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 980 -s 160
        2⤵
        • Program crash
        PID:2052
    • C:\Program Files\7-Zip\7zFM.exe
      "C:\Program Files\7-Zip\7zFM.exe" "C:\Users\Admin\Desktop\Replace.exe"
      1⤵
      • Loads dropped DLL
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of WriteProcessMemory
      PID:1956
      • C:\Users\Admin\AppData\Local\Temp\7zO4A7A3421\run.exe
        "C:\Users\Admin\AppData\Local\Temp\7zO4A7A3421\run.exe"
        2⤵
        • Executes dropped EXE
        • Drops file in Program Files directory
        PID:2928
    • C:\Program Files\Image-Line\FL Studio 20\FL64.exe
      "C:\Program Files\Image-Line\FL Studio 20\FL64.exe"
      1⤵
      • Executes dropped EXE
      • Loads dropped DLL
      PID:2824
    • C:\Windows\system32\rundll32.exe
      "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Program Files\Image-Line\FL Studio 20\FLEngine_x64.dll
      1⤵
      • Modifies registry class
      • Suspicious behavior: GetForegroundWindowSpam
      PID:1084
    • C:\Program Files\7-Zip\7zFM.exe
      "C:\Program Files\7-Zip\7zFM.exe" "C:\Program Files\Image-Line\FL Studio 20\FLEngine_x64.dll"
      1⤵
      • Suspicious behavior: GetForegroundWindowSpam
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      PID:644
    • C:\Program Files\7-Zip\7zG.exe
      "C:\Program Files\7-Zip\7zG.exe" x -o"C:\Program Files\Image-Line\FL Studio 20\" -an -ai#7zMap2682:118:7zEvent10158
      1⤵
      • Drops file in Program Files directory
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      PID:2440
    • C:\Program Files\7-Zip\7zG.exe
      "C:\Program Files\7-Zip\7zG.exe" x -o"C:\Program Files\Image-Line\FL Studio 20\" -an -ai#7zMap29277:102:7zEvent21851
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      PID:2816
    • C:\Program Files\7-Zip\7zG.exe
      "C:\Program Files\7-Zip\7zG.exe" x -o"C:\Program Files\Image-Line\FL Studio 20\FL64\" -ad -an -ai#7zMap20093:102:7zEvent19450
      1⤵
      • Drops file in Program Files directory
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      PID:2528
    • C:\Program Files\7-Zip\7zFM.exe
      "C:\Program Files\7-Zip\7zFM.exe" "C:\Program Files\Image-Line\FL Studio 20\.rsrc\0\DIALOG\MYDLGO"
      1⤵
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      PID:2264
    • C:\Windows\system32\rundll32.exe
      "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Program Files\Image-Line\FL Studio 20\.rsrc\0\DIALOG\MYDLGO
      1⤵
      • Modifies registry class
      • Suspicious use of WriteProcessMemory
      PID:184
      • C:\Windows\system32\NOTEPAD.EXE
        "C:\Windows\system32\NOTEPAD.EXE" C:\Program Files\Image-Line\FL Studio 20\.rsrc\0\DIALOG\MYDLGO
        2⤵
          PID:876
      • C:\Windows\system32\rundll32.exe
        "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Program Files\Image-Line\FL Studio 20\.rsrc\0\GROUP_ICON\MAINICON
        1⤵
        • Modifies registry class
        • Suspicious use of WriteProcessMemory
        PID:1556
        • C:\Windows\system32\NOTEPAD.EXE
          "C:\Windows\system32\NOTEPAD.EXE" C:\Program Files\Image-Line\FL Studio 20\.rsrc\0\GROUP_ICON\MAINICON
          2⤵
            PID:2448
        • C:\Windows\system32\NOTEPAD.EXE
          "C:\Windows\system32\NOTEPAD.EXE" C:\Program Files\Image-Line\FL Studio 20\.rsrc\0\string.txt
          1⤵
            PID:2336
          • C:\Program Files\7-Zip\7zFM.exe
            "C:\Program Files\7-Zip\7zFM.exe" "C:\Program Files\Image-Line\FL Studio 20\.rsrc\0\CURSOR\14"
            1⤵
            • Suspicious use of AdjustPrivilegeToken
            • Suspicious use of FindShellTrayWindow
            PID:2624
          • C:\Windows\system32\rundll32.exe
            "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Program Files\Image-Line\FL Studio 20\.rsrc\0\CURSOR\21
            1⤵
            • Modifies registry class
            • Suspicious use of WriteProcessMemory
            PID:2616
            • C:\Windows\system32\NOTEPAD.EXE
              "C:\Windows\system32\NOTEPAD.EXE" C:\Program Files\Image-Line\FL Studio 20\.rsrc\0\CURSOR\21
              2⤵
                PID:3036
            • C:\Windows\system32\rundll32.exe
              "C:\Windows\system32\rundll32.exe" C:\Windows\system32\shell32.dll,OpenAs_RunDLL C:\Program Files\Image-Line\FL Studio 20\.rsrc\8192\ICON\6
              1⤵
              • Modifies registry class
              • Suspicious use of WriteProcessMemory
              PID:1328
              • C:\Windows\system32\NOTEPAD.EXE
                "C:\Windows\system32\NOTEPAD.EXE" C:\Program Files\Image-Line\FL Studio 20\.rsrc\8192\ICON\6
                2⤵
                  PID:2684
              • C:\Program Files\7-Zip\7zFM.exe
                "C:\Program Files\7-Zip\7zFM.exe" "C:\Program Files\Image-Line\FL Studio 20\.rsrc\8192\ICON\6"
                1⤵
                • Suspicious use of AdjustPrivilegeToken
                • Suspicious use of FindShellTrayWindow
                PID:2644

              Network

              MITRE ATT&CK Enterprise v15

              Replay Monitor

              Loading Replay Monitor...

              Downloads

              • C:\Program Files\Image-Line\FL Studio 20\.rsrc\0\CURSOR\14

                Filesize

                748B

                MD5

                3faf65447689c7378edf8b456afa3835

                SHA1

                8850867c258ae504295d9050c64867a4254a53e1

                SHA256

                b82dd5628df585d0f8c69ccbb37b90c7bd7e59d80ffeab4a2112347c68743476

                SHA512

                e25e5f2d35f3988e501c3f02a8a1014a5480ba8a802a1904db05b6034788e91517e34e8dfb8c490bf9b2706b220468eb5de224b4849571908fb20a25672cccfb

              • C:\Program Files\Image-Line\FL Studio 20\.rsrc\0\CURSOR\21

                Filesize

                4KB

                MD5

                b2bda247bd4f81a0033d1c681b8fa9f4

                SHA1

                d5b23ca118eb6daaeabead8a95044af3c6bd7417

                SHA256

                916f344189fd71c67787a61df18f4658e9073e5b18e24f82d0538b824460be9b

                SHA512

                4b6997edcad94701618f667affd76a8c04d04d61ba3b9a7df5110c5f1b4c816b56060e2eb9df653c61e78a386b1ec7d135f43e158b13c6bbb5c08d19eaa6ba72

              • C:\Program Files\Image-Line\FL Studio 20\.rsrc\0\DIALOG\MYDLGO

                Filesize

                82B

                MD5

                5f6bb5a9084c60cad8aea0e73f39b3ab

                SHA1

                d55c765f0310eaa7e4ede8b91939c702f1038be8

                SHA256

                1f057ec4eb400f9c4683f3530d5cb8f02862a091ced84e77884936eeaa6bb8cb

                SHA512

                f2fca0dd47283203723c365283935a1464280f2fd0c0062c7ba38a1185e70cee540982dac4963711e8ba0ec5d5aed21a2c84c14e6dbd9d5ba2025ccdfc240cb7

              • C:\Program Files\Image-Line\FL Studio 20\.rsrc\0\GROUP_ICON\MAINICON

                Filesize

                188B

                MD5

                a7bf497db140a796cf28adb6018ab3ea

                SHA1

                af31a692fadc1513c5525b0f10a97be5a6656a1e

                SHA256

                d21495115ec1f7a57d9e4f8ec47688ea43fc452a14e31fc8cebd2effa39cf821

                SHA512

                6606129c9a2db36fc0ea7e8a8bfe39474333f3500b9c8a24beb4ff9fddfeb86b07edccf826ea3e97031820f7e5ee0398bdceef291d4bc38fb51b92bdc7dc311e

              • C:\Program Files\Image-Line\FL Studio 20\.rsrc\0\string.txt

                Filesize

                44KB

                MD5

                92e22ae3af44e14c7792b2f8200e491e

                SHA1

                1bd2d72226d3d685f202075c1ace58fde3cd37d9

                SHA256

                c39b89b004fb6b5e8769b3c297aea21220aba02e51549fcb8a069a93185a765d

                SHA512

                cc0c1c996872d2e2b8dc93809aa5f663f22d857bf0c8790c7837d83bc8e935a3170b3ea67c59ca43f300d03788b7d0b8901fb926988ca25353691b8d7742c229

              • C:\Program Files\Image-Line\FL Studio 20\.rsrc\8192\ICON\6

                Filesize

                47KB

                MD5

                4995ff1475023a731f41bbdaf9b472c5

                SHA1

                5aa323494b6a70e6c288ed5775b5f341cae0c953

                SHA256

                33bb59435d329b932e692090741162d919d9fdb5ac6f0d06fbfee1e1af13ab09

                SHA512

                333f4f3a324ebbbe18532b3440c20172c661631b019b69897ac77faaf0854b77f1e2d73c1f76d098781ae7ecf62c8a0c83fae88acb63a529e783a34ccfb8635a

              • C:\Program Files\Image-Line\FL Studio 20\FLEngine_x64.dll

                Filesize

                48.5MB

                MD5

                e577ef3cfadbb80c6af8f37bf6e62f70

                SHA1

                c27f57e17539f09cec7b47c223dfa8ea54b851fe

                SHA256

                60392a436109f0b236c2b26ccaf677f3e0e0bd338aec35a6495c0a25f73e3f15

                SHA512

                a1fa8bb2e148e76e2ccedfed94d8c93841e086821fe258adb931f12a1685bf2f5b5a9a131aece81b18441fdb48112c5f5c914e49a8c689138333ff0c427bca49

              • C:\Users\Admin\AppData\Local\Temp\7zO4A7A3421\run.exe

                Filesize

                34.8MB

                MD5

                d77c3ef3efa7e38ef91137466eee801b

                SHA1

                0b6ce4b03f43c2a7290f95bfbbe9107298efeaef

                SHA256

                91c2295f354b0616aa6481708248f6ce35dbe9292901464fc6bf3a22522ccb2f

                SHA512

                7c0171509814f7e5f24b2a9d53a10ab282586ec56bcdedc2deb2ba1aa2b4d9edade6d6d753ca80fb65d147597bfd4ac9f30e330e88c695e72c913ff3ab224750

              • \Program Files\Image-Line\FL Studio 20\FL64.exe

                Filesize

                287KB

                MD5

                8d4aee53f9d6ea4a47dc73edd78dcef0

                SHA1

                4d12d67edd64877831dea463ce67c42ebca6e0ae

                SHA256

                6cfc98d1ffcdb983e64beac75ccde7d873e3c41fffde2f4d87dd0757eb5a620d

                SHA512

                54eaa03f18bccaddb04a8dd7127f1e9ce8eefaf1141e3b8684e7f6bbdcc45aa60aa276467f1df9bd361d0ac8c8de398959be18bf2e387dce34550716e44599ec

              • memory/644-44-0x00000000037A0000-0x00000000037B0000-memory.dmp

                Filesize

                64KB

              • memory/2824-29-0x0000000002530000-0x00000000056F3000-memory.dmp

                Filesize

                49.8MB

              • memory/2824-28-0x0000000002530000-0x00000000056F3000-memory.dmp

                Filesize

                49.8MB