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Analysis

  • max time kernel
    103s
  • max time network
    116s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26/08/2024, 06:43

General

  • Target

    5a94bd63f57bec97c51003f347ef5d70N.exe

  • Size

    1003KB

  • MD5

    5a94bd63f57bec97c51003f347ef5d70

  • SHA1

    c0ad28860a7ad21587d6237c221c07eb9fb63536

  • SHA256

    da8dcb598c0f52af571ccee448f54a3b4dcf3bd13df39db80751ef02dc7f4fd8

  • SHA512

    0e1219e67fd645bdaac5fe9b7e7d79455478b27f5852416d634b2277f30766818fde11f61f69b7816d240f7595aeb81e7eeeb1e0a2a5765e970cebe233023ef5

  • SSDEEP

    24576:Af9Nn/0eyTwFf3HJEuMlSVj21RaBkoXlq:AlV/0fwFf3HJEuMlSVj21RaBkoXl

Score
7/10

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • UPX packed file 3 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs 1 IoCs
  • Program crash 19 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 5 IoCs

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

  • Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\5a94bd63f57bec97c51003f347ef5d70N.exe
    "C:\Users\Admin\AppData\Local\Temp\5a94bd63f57bec97c51003f347ef5d70N.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2820
    • C:\Users\Admin\AppData\Local\Temp\5a94bd63f57bec97c51003f347ef5d70N.exe
      C:\Users\Admin\AppData\Local\Temp\5a94bd63f57bec97c51003f347ef5d70N.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • System Location Discovery: System Language Discovery
      • Suspicious use of UnmapMainImage
      • Suspicious use of WriteProcessMemory
      PID:1660
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks.exe /CREATE /RL HIGHEST /SC ONLOGON /TR "C:\Users\Admin\AppData\Local\Temp\5a94bd63f57bec97c51003f347ef5d70N.exe" /TN n3TzfEYb35ee /F
        3⤵
        • System Location Discovery: System Language Discovery
        • Scheduled Task/Job: Scheduled Task
        PID:780
      • C:\Windows\SysWOW64\cmd.exe
        cmd.exe /c schtasks.exe /Query /XML /TN n3TzfEYb35ee > C:\Users\Admin\AppData\Local\Temp\qI1KY.xml
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:1412
        • C:\Windows\SysWOW64\schtasks.exe
          schtasks.exe /Query /XML /TN n3TzfEYb35ee
          4⤵
          • System Location Discovery: System Language Discovery
          PID:3256
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1660 -s 608
        3⤵
        • Program crash
        PID:1116
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1660 -s 628
        3⤵
        • Program crash
        PID:4316
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1660 -s 736
        3⤵
        • Program crash
        PID:1396
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1660 -s 708
        3⤵
        • Program crash
        PID:4456
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1660 -s 740
        3⤵
        • Program crash
        PID:4752
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1660 -s 792
        3⤵
        • Program crash
        PID:4080
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1660 -s 1472
        3⤵
        • Program crash
        PID:4348
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1660 -s 1484
        3⤵
        • Program crash
        PID:2404
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1660 -s 1744
        3⤵
        • Program crash
        PID:2320
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1660 -s 1576
        3⤵
        • Program crash
        PID:1004
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1660 -s 1496
        3⤵
        • Program crash
        PID:2168
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1660 -s 1480
        3⤵
        • Program crash
        PID:1900
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1660 -s 1780
        3⤵
        • Program crash
        PID:868
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1660 -s 1740
        3⤵
        • Program crash
        PID:2704
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1660 -s 1724
        3⤵
        • Program crash
        PID:216
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1660 -s 1720
        3⤵
        • Program crash
        PID:116
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1660 -s 1832
        3⤵
        • Program crash
        PID:3320
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1660 -s 1816
        3⤵
        • Program crash
        PID:1172
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1660 -s 1572
        3⤵
        • Program crash
        PID:1468
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 1660 -ip 1660
    1⤵
      PID:1652
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 508 -p 1660 -ip 1660
      1⤵
        PID:1096
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 1660 -ip 1660
        1⤵
          PID:4756
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 1660 -ip 1660
          1⤵
            PID:1944
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 1660 -ip 1660
            1⤵
              PID:3788
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 1660 -ip 1660
              1⤵
                PID:3172
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 1660 -ip 1660
                1⤵
                  PID:4232
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 1660 -ip 1660
                  1⤵
                    PID:4112
                  • C:\Windows\SysWOW64\WerFault.exe
                    C:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 1660 -ip 1660
                    1⤵
                      PID:2500
                    • C:\Windows\SysWOW64\WerFault.exe
                      C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 1660 -ip 1660
                      1⤵
                        PID:1760
                      • C:\Windows\SysWOW64\WerFault.exe
                        C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 1660 -ip 1660
                        1⤵
                          PID:4312
                        • C:\Windows\SysWOW64\WerFault.exe
                          C:\Windows\SysWOW64\WerFault.exe -pss -s 360 -p 1660 -ip 1660
                          1⤵
                            PID:1636
                          • C:\Windows\SysWOW64\WerFault.exe
                            C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 1660 -ip 1660
                            1⤵
                              PID:316
                            • C:\Windows\SysWOW64\WerFault.exe
                              C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 1660 -ip 1660
                              1⤵
                                PID:4932
                              • C:\Windows\SysWOW64\WerFault.exe
                                C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 1660 -ip 1660
                                1⤵
                                  PID:2436
                                • C:\Windows\SysWOW64\WerFault.exe
                                  C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 1660 -ip 1660
                                  1⤵
                                    PID:1432
                                  • C:\Windows\SysWOW64\WerFault.exe
                                    C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 1660 -ip 1660
                                    1⤵
                                      PID:780
                                    • C:\Windows\SysWOW64\WerFault.exe
                                      C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 1660 -ip 1660
                                      1⤵
                                        PID:3296
                                      • C:\Windows\SysWOW64\WerFault.exe
                                        C:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 1660 -ip 1660
                                        1⤵
                                          PID:3708

                                        Network

                                        MITRE ATT&CK Enterprise v15

                                        Replay Monitor

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                                        Downloads

                                        • C:\Users\Admin\AppData\Local\Temp\5a94bd63f57bec97c51003f347ef5d70N.exe

                                          Filesize

                                          1003KB

                                          MD5

                                          2170835cf77407df54c9b01c0ecc5d04

                                          SHA1

                                          9a6e556d3574b4108e11c6ad09e79a977441e556

                                          SHA256

                                          310b63ae864dc82ac4b987a870cebc41139bda1d5d543f3e8d7f9300d3a80707

                                          SHA512

                                          1004d630de203332ff0fed4100104073f020c27bc050126d500187cbe2f41d84d06b54969b56b1a2180691b5e96d9342ee8728bcf7c0813d30219353efc8b223

                                        • C:\Users\Admin\AppData\Local\Temp\qI1KY.xml

                                          Filesize

                                          1KB

                                          MD5

                                          0afd84c13e808d5db233383fbd75fe69

                                          SHA1

                                          5f3bf2f5e0c924422d760c8d48c9e2bddb5b8bff

                                          SHA256

                                          a35970effb07d9ca455ce1641df76cd2e4a75a964a841ac0eebef57939943b0c

                                          SHA512

                                          fc114d1e1f6c66cad867402b9899444a5b76bdb6da1e6612345b6c364545259b5fd08b57df8e080b2e4cfe0539dfc51d095c4edb40d924ce1011da275ce743a0

                                        • memory/1660-14-0x0000000000400000-0x000000000065C000-memory.dmp

                                          Filesize

                                          2.4MB

                                        • memory/1660-21-0x0000000001730000-0x00000000017AE000-memory.dmp

                                          Filesize

                                          504KB

                                        • memory/1660-22-0x0000000000470000-0x00000000004DB000-memory.dmp

                                          Filesize

                                          428KB

                                        • memory/1660-23-0x0000000000400000-0x000000000045B000-memory.dmp

                                          Filesize

                                          364KB

                                        • memory/1660-44-0x0000000000400000-0x000000000065C000-memory.dmp

                                          Filesize

                                          2.4MB

                                        • memory/2820-0-0x0000000000400000-0x000000000065C000-memory.dmp

                                          Filesize

                                          2.4MB

                                        • memory/2820-1-0x0000000000400000-0x000000000046B000-memory.dmp

                                          Filesize

                                          428KB

                                        • memory/2820-6-0x0000000025010000-0x000000002508E000-memory.dmp

                                          Filesize

                                          504KB

                                        • memory/2820-13-0x0000000000400000-0x000000000046B000-memory.dmp

                                          Filesize

                                          428KB