Analysis

  • max time kernel
    137s
  • max time network
    165s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    30-12-2023 04:48

General

  • Target

    0f02949f56eeb6f7b93e49cc33bd2ac1.exe

  • Size

    3.0MB

  • MD5

    0f02949f56eeb6f7b93e49cc33bd2ac1

  • SHA1

    c403a3146d2a0c9ad7424705b3cb2d0d3122853f

  • SHA256

    08a5673180a5420bf309d0a5cfd76708082b6102d9a3a6fcdb749b5b77b1c521

  • SHA512

    9ec64908895fbc5d1b05868d4066fdb6dc070b5d4f86a503ab51c62dfa09a399a747fa108c012d3e77edf1b35239e652b8655c865dc7922ac71e375cd7a447df

  • SSDEEP

    49152:IrklOdJCHflDmcakLr0n8J39fEtJ4LcakLIjpvc+UcakLr0n8J39fEtJ4LcakLj:IrklOdJCtDmcakX0n8B9fEn4Lcakc1UZ

Score
7/10
upx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • UPX packed file 2 IoCs

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

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • Program crash 18 IoCs
  • Creates scheduled task(s) 1 TTPs 1 IoCs

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

  • Modifies system certificate store 2 TTPs 5 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 12 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0f02949f56eeb6f7b93e49cc33bd2ac1.exe
    "C:\Users\Admin\AppData\Local\Temp\0f02949f56eeb6f7b93e49cc33bd2ac1.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:4420
    • C:\Users\Admin\AppData\Local\Temp\0f02949f56eeb6f7b93e49cc33bd2ac1.exe
      C:\Users\Admin\AppData\Local\Temp\0f02949f56eeb6f7b93e49cc33bd2ac1.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      • Suspicious use of WriteProcessMemory
      PID:636
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks.exe /CREATE /RL HIGHEST /SC ONLOGON /TR "C:\Users\Admin\AppData\Local\Temp\0f02949f56eeb6f7b93e49cc33bd2ac1.exe" /TN xWvB9PLxff3d /F
        3⤵
        • Creates scheduled task(s)
        PID:4496
      • C:\Windows\SysWOW64\cmd.exe
        cmd.exe /c schtasks.exe /Query /XML /TN xWvB9PLxff3d > C:\Users\Admin\AppData\Local\Temp\jNZjZCsK.xml
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:4160
        • C:\Windows\SysWOW64\schtasks.exe
          schtasks.exe /Query /XML /TN xWvB9PLxff3d
          4⤵
            PID:1712
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 636 -s 616
          3⤵
          • Program crash
          PID:4700
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 636 -s 636
          3⤵
          • Program crash
          PID:984
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 636 -s 644
          3⤵
          • Program crash
          PID:2260
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 636 -s 716
          3⤵
          • Program crash
          PID:4784
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 636 -s 716
          3⤵
          • Program crash
          PID:4604
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 636 -s 780
          3⤵
          • Program crash
          PID:4236
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 636 -s 1500
          3⤵
          • Program crash
          PID:1504
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 636 -s 1652
          3⤵
          • Program crash
          PID:1964
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 636 -s 1688
          3⤵
          • Program crash
          PID:4528
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 636 -s 1924
          3⤵
          • Program crash
          PID:2052
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 636 -s 1912
          3⤵
          • Program crash
          PID:2468
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 636 -s 2168
          3⤵
          • Program crash
          PID:984
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 636 -s 1924
          3⤵
          • Program crash
          PID:2696
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 636 -s 1928
          3⤵
          • Program crash
          PID:4136
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 636 -s 2176
          3⤵
          • Program crash
          PID:4984
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 636 -s 2168
          3⤵
          • Program crash
          PID:1392
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 636 -s 1956
          3⤵
          • Program crash
          PID:2056
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 636 -s 632
          3⤵
          • Program crash
          PID:2732
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 636 -ip 636
      1⤵
        PID:4348
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 636 -ip 636
        1⤵
          PID:900
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 636 -ip 636
          1⤵
            PID:3348
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 636 -ip 636
            1⤵
              PID:3688
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -pss -s 484 -p 636 -ip 636
              1⤵
                PID:3752
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 636 -ip 636
                1⤵
                  PID:1660
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 636 -ip 636
                  1⤵
                    PID:632
                  • C:\Windows\SysWOW64\WerFault.exe
                    C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 636 -ip 636
                    1⤵
                      PID:4232
                    • C:\Windows\SysWOW64\WerFault.exe
                      C:\Windows\SysWOW64\WerFault.exe -pss -s 484 -p 636 -ip 636
                      1⤵
                        PID:2268
                      • C:\Windows\SysWOW64\WerFault.exe
                        C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 636 -ip 636
                        1⤵
                          PID:1732
                        • C:\Windows\SysWOW64\WerFault.exe
                          C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 636 -ip 636
                          1⤵
                            PID:2740
                          • C:\Windows\SysWOW64\WerFault.exe
                            C:\Windows\SysWOW64\WerFault.exe -pss -s 508 -p 636 -ip 636
                            1⤵
                              PID:3164
                            • C:\Windows\SysWOW64\WerFault.exe
                              C:\Windows\SysWOW64\WerFault.exe -pss -s 560 -p 636 -ip 636
                              1⤵
                                PID:3752
                              • C:\Windows\SysWOW64\WerFault.exe
                                C:\Windows\SysWOW64\WerFault.exe -pss -s 384 -p 636 -ip 636
                                1⤵
                                  PID:3660
                                • C:\Windows\SysWOW64\WerFault.exe
                                  C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 636 -ip 636
                                  1⤵
                                    PID:396
                                  • C:\Windows\SysWOW64\WerFault.exe
                                    C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 636 -ip 636
                                    1⤵
                                      PID:3688
                                    • C:\Windows\SysWOW64\WerFault.exe
                                      C:\Windows\SysWOW64\WerFault.exe -pss -s 564 -p 636 -ip 636
                                      1⤵
                                        PID:228
                                      • C:\Windows\SysWOW64\WerFault.exe
                                        C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 636 -ip 636
                                        1⤵
                                          PID:2964

                                        Network

                                        MITRE ATT&CK Enterprise v15

                                        Replay Monitor

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                                        Downloads

                                        • C:\Users\Admin\AppData\Local\Temp\0f02949f56eeb6f7b93e49cc33bd2ac1.exe

                                          Filesize

                                          298KB

                                          MD5

                                          b76fef5660c775fda398e7bc1d4f2f37

                                          SHA1

                                          c3ebc54bc64cd656abcff36e3a74c7670a65d71a

                                          SHA256

                                          15b89d6b7ed3b5b9ca48897ad4e396fb08e66893a1832b6cacf96b40eabd740a

                                          SHA512

                                          ff54317cf0c0455fcc2ba6fe3c3fb164a137cca3c6703daba7ff5aa5bc097c7cf19c7692f1aac37298429d20fd9f883574de51a58f4e00165bb1c39d90141810

                                        • memory/636-18-0x0000000000400000-0x000000000065C000-memory.dmp

                                          Filesize

                                          2.4MB

                                        • memory/636-15-0x0000000024010000-0x000000002408E000-memory.dmp

                                          Filesize

                                          504KB

                                        • memory/636-22-0x00000000004B0000-0x000000000051B000-memory.dmp

                                          Filesize

                                          428KB

                                        • memory/636-23-0x0000000000400000-0x000000000045B000-memory.dmp

                                          Filesize

                                          364KB

                                        • memory/636-32-0x0000000000400000-0x000000000065C000-memory.dmp

                                          Filesize

                                          2.4MB

                                        • memory/4420-0-0x0000000000400000-0x000000000065C000-memory.dmp

                                          Filesize

                                          2.4MB

                                        • memory/4420-1-0x0000000000400000-0x000000000046B000-memory.dmp

                                          Filesize

                                          428KB

                                        • memory/4420-3-0x0000000001720000-0x000000000179E000-memory.dmp

                                          Filesize

                                          504KB

                                        • memory/4420-13-0x0000000000400000-0x000000000046B000-memory.dmp

                                          Filesize

                                          428KB