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Analysis

  • max time kernel
    104s
  • max time network
    115s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    17/08/2024, 10:55

General

  • Target

    f97c8f5a8fe3c6eb5ecc580e90e22250N.exe

  • Size

    2.1MB

  • MD5

    f97c8f5a8fe3c6eb5ecc580e90e22250

  • SHA1

    f22a95d9d336b59cbf5a195bc95bab6e09f17ded

  • SHA256

    375e9b2d95623dbbdea44bb55a54e689f4412769ea6b709b0a71a963760c0b05

  • SHA512

    e9f1d80a7b7faced723810c569909d211bc62c43f57d7a74a65d58f4ca686bb571a53b9c864cc39a26e8cf2f226a08fd5b2d487f75fe9846890d305a509cee9d

  • SSDEEP

    49152:ZL4PLgVU7Jad3EEGbl+gOFtaEkQbExL5IOwzC8NDXy/FBhZIFUe8eueq:ZU0VU92jYqFtaEkQQQAEXytvZi8eueq

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
  • Program crash 14 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

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

  • Suspicious behavior: EnumeratesProcesses 2 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 1 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f97c8f5a8fe3c6eb5ecc580e90e22250N.exe
    "C:\Users\Admin\AppData\Local\Temp\f97c8f5a8fe3c6eb5ecc580e90e22250N.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: RenamesItself
    • Suspicious use of WriteProcessMemory
    PID:4288
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4288 -s 344
      2⤵
      • Program crash
      PID:2012
    • C:\Users\Admin\AppData\Local\Temp\f97c8f5a8fe3c6eb5ecc580e90e22250N.exe
      C:\Users\Admin\AppData\Local\Temp\f97c8f5a8fe3c6eb5ecc580e90e22250N.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of UnmapMainImage
      PID:4892
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4892 -s 344
        3⤵
        • Program crash
        PID:720
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4892 -s 616
        3⤵
        • Program crash
        PID:1564
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4892 -s 616
        3⤵
        • Program crash
        PID:3224
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4892 -s 616
        3⤵
        • Program crash
        PID:4548
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4892 -s 704
        3⤵
        • Program crash
        PID:3168
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4892 -s 900
        3⤵
        • Program crash
        PID:2388
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4892 -s 1408
        3⤵
        • Program crash
        PID:3520
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4892 -s 1468
        3⤵
        • Program crash
        PID:1384
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4892 -s 1480
        3⤵
        • Program crash
        PID:1592
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4892 -s 1648
        3⤵
        • Program crash
        PID:2288
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4892 -s 1692
        3⤵
        • Program crash
        PID:4208
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4892 -s 1732
        3⤵
        • Program crash
        PID:224
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 4892 -s 1496
        3⤵
        • Program crash
        PID:1616
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4288 -ip 4288
    1⤵
      PID:3656
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 4892 -ip 4892
      1⤵
        PID:5020
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 4892 -ip 4892
        1⤵
          PID:4572
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 4892 -ip 4892
          1⤵
            PID:460
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -pss -s 508 -p 4892 -ip 4892
            1⤵
              PID:1532
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 4892 -ip 4892
              1⤵
                PID:244
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 4892 -ip 4892
                1⤵
                  PID:4736
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -pss -s 484 -p 4892 -ip 4892
                  1⤵
                    PID:1704
                  • C:\Windows\SysWOW64\WerFault.exe
                    C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 4892 -ip 4892
                    1⤵
                      PID:2892
                    • C:\Windows\SysWOW64\WerFault.exe
                      C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 4892 -ip 4892
                      1⤵
                        PID:4024
                      • C:\Windows\SysWOW64\WerFault.exe
                        C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 4892 -ip 4892
                        1⤵
                          PID:4164
                        • C:\Windows\SysWOW64\WerFault.exe
                          C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 4892 -ip 4892
                          1⤵
                            PID:3020
                          • C:\Windows\SysWOW64\WerFault.exe
                            C:\Windows\SysWOW64\WerFault.exe -pss -s 540 -p 4892 -ip 4892
                            1⤵
                              PID:836
                            • C:\Windows\SysWOW64\WerFault.exe
                              C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 4892 -ip 4892
                              1⤵
                                PID:2152

                              Network

                              MITRE ATT&CK Enterprise v15

                              Replay Monitor

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                              Downloads

                              • C:\Users\Admin\AppData\Local\Temp\f97c8f5a8fe3c6eb5ecc580e90e22250N.exe

                                Filesize

                                2.1MB

                                MD5

                                e1e30f828164ec647172601f5908d154

                                SHA1

                                d1c7dc31aed2dc3e7481235a9c673fa0cf30bc17

                                SHA256

                                0656909375aaafb41b4c867c7d28337bd83591f8e7b30fdb742c4ab230713573

                                SHA512

                                38bde2ee73f52c33c555869be9aed04c828d22fe879762cf6c85dbc8261e0d17a8d68cf800a070d2ea5498d640104ef49da25f520cf538a829063ddac0e50a30

                              • memory/4288-0-0x0000000000400000-0x00000000004F1000-memory.dmp

                                Filesize

                                964KB

                              • memory/4288-6-0x0000000000400000-0x00000000004F1000-memory.dmp

                                Filesize

                                964KB

                              • memory/4892-7-0x0000000000400000-0x00000000004F1000-memory.dmp

                                Filesize

                                964KB

                              • memory/4892-8-0x0000000005020000-0x0000000005111000-memory.dmp

                                Filesize

                                964KB

                              • memory/4892-9-0x0000000000400000-0x00000000004A3000-memory.dmp

                                Filesize

                                652KB

                              • memory/4892-27-0x000000000B9C0000-0x000000000BA63000-memory.dmp

                                Filesize

                                652KB

                              • memory/4892-21-0x0000000000400000-0x0000000000443000-memory.dmp

                                Filesize

                                268KB

                              • memory/4892-28-0x0000000000400000-0x00000000004F1000-memory.dmp

                                Filesize

                                964KB