Analysis

  • max time kernel
    124s
  • max time network
    149s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231222-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231222-enlocale:en-usos:windows10-2004-x64system
  • submitted
    26/12/2023, 04:00

General

  • Target

    52809efae9ec20e09e8a1aa35e1af1a5.exe

  • Size

    4.0MB

  • MD5

    52809efae9ec20e09e8a1aa35e1af1a5

  • SHA1

    26827af0092c2a377cd1566698dbfac464bac48b

  • SHA256

    e5eb6a056250b15f61e77f7d27662316c832dee1bfd6493630f72f726b70503a

  • SHA512

    8ee121294efba1513054ebdff4bc866e8daa6520498c00a8c91b853f254c978ba4ad9b8d7676848e90ed04316c2683823a53756531414a749b03b97e9337d870

  • SSDEEP

    49152:XGPjEhnqWQ5fYZeK93ghbq4TTow+lsghbyV8qXdTt/P9afxiMghbq4TTow+lsghH:WPkFIIohTWROV8qtx9aYhTWRH

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
  • Program crash 14 IoCs
  • 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\52809efae9ec20e09e8a1aa35e1af1a5.exe
    "C:\Users\Admin\AppData\Local\Temp\52809efae9ec20e09e8a1aa35e1af1a5.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of WriteProcessMemory
    PID:4368
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 4368 -s 352
      2⤵
      • Program crash
      PID:544
    • C:\Users\Admin\AppData\Local\Temp\52809efae9ec20e09e8a1aa35e1af1a5.exe
      C:\Users\Admin\AppData\Local\Temp\52809efae9ec20e09e8a1aa35e1af1a5.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of UnmapMainImage
      PID:1764
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1764 -s 636
        3⤵
        • Program crash
        PID:4772
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1764 -s 644
        3⤵
        • Program crash
        PID:3768
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1764 -s 680
        3⤵
        • Program crash
        PID:5064
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1764 -s 720
        3⤵
        • Program crash
        PID:2228
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1764 -s 860
        3⤵
        • Program crash
        PID:764
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1764 -s 1408
        3⤵
        • Program crash
        PID:880
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1764 -s 1448
        3⤵
        • Program crash
        PID:2920
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1764 -s 1648
        3⤵
        • Program crash
        PID:3280
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1764 -s 1472
        3⤵
        • Program crash
        PID:1636
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1764 -s 1648
        3⤵
        • Program crash
        PID:2252
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1764 -s 1548
        3⤵
        • Program crash
        PID:4888
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 1764 -s 1676
        3⤵
        • Program crash
        PID:3280
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 4368 -ip 4368
    1⤵
      PID:624
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 1764 -s 352
      1⤵
      • Program crash
      PID:5092
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 1764 -ip 1764
      1⤵
        PID:3020
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 532 -p 1764 -ip 1764
        1⤵
          PID:2216
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 548 -p 1764 -ip 1764
          1⤵
            PID:4304
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 1764 -ip 1764
            1⤵
              PID:4316
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -pss -s 540 -p 1764 -ip 1764
              1⤵
                PID:2448
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 1764 -ip 1764
                1⤵
                  PID:452
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 1764 -ip 1764
                  1⤵
                    PID:4592
                  • C:\Windows\SysWOW64\WerFault.exe
                    C:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 1764 -ip 1764
                    1⤵
                      PID:2456
                    • C:\Windows\SysWOW64\WerFault.exe
                      C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 1764 -ip 1764
                      1⤵
                        PID:4476
                      • C:\Windows\SysWOW64\WerFault.exe
                        C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 1764 -ip 1764
                        1⤵
                          PID:3484
                        • C:\Windows\SysWOW64\WerFault.exe
                          C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 1764 -ip 1764
                          1⤵
                            PID:3792
                          • C:\Windows\SysWOW64\WerFault.exe
                            C:\Windows\SysWOW64\WerFault.exe -pss -s 544 -p 1764 -ip 1764
                            1⤵
                              PID:324
                            • C:\Windows\SysWOW64\WerFault.exe
                              C:\Windows\SysWOW64\WerFault.exe -pss -s 384 -p 1764 -ip 1764
                              1⤵
                                PID:928

                              Network

                                    MITRE ATT&CK Enterprise v15

                                    Replay Monitor

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                                    Downloads

                                    • C:\Users\Admin\AppData\Local\Temp\52809efae9ec20e09e8a1aa35e1af1a5.exe

                                      Filesize

                                      25KB

                                      MD5

                                      685f74f7aa71a28959d28a57a448c502

                                      SHA1

                                      e99291e7c4c0c23bd7930703dec4b1e35d2419f5

                                      SHA256

                                      5f7301d4fd3294ef2777b6dab68775597e7c70e4c8f1f9c4c978e22009ea270c

                                      SHA512

                                      d400ae0bbd0db5efc3fef42eae5cfd768f03cfff0a83d303608ee4a01131ed8e65c0fb89e975a27357731a3ab2a748723ffc4da2bc65e383a7709a47bb0061f4

                                    • memory/1764-7-0x0000000000400000-0x00000000004E5000-memory.dmp

                                      Filesize

                                      916KB

                                    • memory/1764-9-0x0000000004F90000-0x0000000005075000-memory.dmp

                                      Filesize

                                      916KB

                                    • memory/1764-8-0x0000000000400000-0x00000000004A3000-memory.dmp

                                      Filesize

                                      652KB

                                    • memory/1764-18-0x0000000000400000-0x0000000000443000-memory.dmp

                                      Filesize

                                      268KB

                                    • memory/1764-24-0x000000000B9B0000-0x000000000BA53000-memory.dmp

                                      Filesize

                                      652KB

                                    • memory/4368-0-0x0000000000400000-0x00000000004E5000-memory.dmp

                                      Filesize

                                      916KB

                                    • memory/4368-6-0x0000000000400000-0x00000000004E5000-memory.dmp

                                      Filesize

                                      916KB