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Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240426-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system
  • submitted
    21/05/2024, 05:57

General

  • Target

    f40b1402c66949c0f502d21425b0778e079b3419c8bbaae387fb952818289baa.exe

  • Size

    427KB

  • MD5

    4138bddd9501f936cf56e482441d5705

  • SHA1

    b1a5555f1e378771ff8a3d5422d5f08098c9b9dd

  • SHA256

    f40b1402c66949c0f502d21425b0778e079b3419c8bbaae387fb952818289baa

  • SHA512

    b7f2f6219b0e3130b62f812771e845eab15d520b3100e9985fd4f863768d3a42ca175752b480f02abaf235d51e64e56be8169a2922ade55de4f3ea8f271be43e

  • SSDEEP

    3072:TjtwizQTj8CSUYf8W3nSjen++Bj88OZS0/Qe2HdOylqwvtexB3no2Wq:Fuj8NDF3OR9/Qe2HdJf+3oo

Score
9/10

Malware Config

Signatures

  • Detects executables packed with ASPack 4 IoCs
  • Executes dropped EXE 22 IoCs
  • Drops file in System32 directory 16 IoCs
  • Drops file in Program Files directory 23 IoCs
  • Suspicious behavior: EnumeratesProcesses 22 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of WriteProcessMemory 64 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\f40b1402c66949c0f502d21425b0778e079b3419c8bbaae387fb952818289baa.exe
    "C:\Users\Admin\AppData\Local\Temp\f40b1402c66949c0f502d21425b0778e079b3419c8bbaae387fb952818289baa.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of WriteProcessMemory
    PID:3400
    • C:\Program Files (x86)\Internet Explorer\casino_extensions.exe
      "C:\Program Files (x86)\Internet Explorer\casino_extensions.exe"
      2⤵
      • Drops file in System32 directory
      • Suspicious use of WriteProcessMemory
      PID:4404
      • C:\Windows\SysWOW64\casino_extensions.exe
        C:\Windows\system32\casino_extensions.exe
        3⤵
        • Executes dropped EXE
        • Drops file in Program Files directory
        • Suspicious use of WriteProcessMemory
        PID:3664
        • C:\Windows\SysWOW64\Casino_ext.exe
          C:\Windows\SysWOW64\Casino_ext.exe
          4⤵
          • Executes dropped EXE
          • Drops file in Program Files directory
          • Suspicious behavior: EnumeratesProcesses
          • Suspicious use of WriteProcessMemory
          PID:976
          • C:\Program Files (x86)\Internet Explorer\casino_extensions.exe
            "C:\Program Files (x86)\Internet Explorer\casino_extensions.exe"
            5⤵
            • Drops file in System32 directory
            • Suspicious use of WriteProcessMemory
            PID:1828
            • C:\Windows\SysWOW64\casino_extensions.exe
              C:\Windows\system32\casino_extensions.exe
              6⤵
              • Executes dropped EXE
              • Drops file in Program Files directory
              • Suspicious use of WriteProcessMemory
              PID:1596
              • C:\Windows\SysWOW64\Casino_ext.exe
                C:\Windows\SysWOW64\Casino_ext.exe
                7⤵
                • Executes dropped EXE
                • Drops file in Program Files directory
                • Suspicious behavior: EnumeratesProcesses
                • Suspicious use of WriteProcessMemory
                PID:4784
                • C:\Program Files (x86)\Internet Explorer\casino_extensions.exe
                  "C:\Program Files (x86)\Internet Explorer\casino_extensions.exe"
                  8⤵
                  • Drops file in System32 directory
                  • Suspicious use of WriteProcessMemory
                  PID:3792
                  • C:\Windows\SysWOW64\casino_extensions.exe
                    C:\Windows\system32\casino_extensions.exe
                    9⤵
                    • Executes dropped EXE
                    • Drops file in Program Files directory
                    • Suspicious use of WriteProcessMemory
                    PID:1672
                    • C:\Windows\SysWOW64\Casino_ext.exe
                      C:\Windows\SysWOW64\Casino_ext.exe
                      10⤵
                      • Executes dropped EXE
                      • Drops file in Program Files directory
                      • Suspicious behavior: EnumeratesProcesses
                      • Suspicious use of WriteProcessMemory
                      PID:1932
                      • C:\Program Files (x86)\Internet Explorer\casino_extensions.exe
                        "C:\Program Files (x86)\Internet Explorer\casino_extensions.exe"
                        11⤵
                        • Drops file in System32 directory
                        • Suspicious use of WriteProcessMemory
                        PID:224
                        • C:\Windows\SysWOW64\casino_extensions.exe
                          C:\Windows\system32\casino_extensions.exe
                          12⤵
                          • Executes dropped EXE
                          • Drops file in Program Files directory
                          • Suspicious use of WriteProcessMemory
                          PID:220
                          • C:\Windows\SysWOW64\Casino_ext.exe
                            C:\Windows\SysWOW64\Casino_ext.exe
                            13⤵
                            • Executes dropped EXE
                            • Drops file in Program Files directory
                            • Suspicious behavior: EnumeratesProcesses
                            • Suspicious use of WriteProcessMemory
                            PID:640
                            • C:\Program Files (x86)\Internet Explorer\casino_extensions.exe
                              "C:\Program Files (x86)\Internet Explorer\casino_extensions.exe"
                              14⤵
                              • Drops file in System32 directory
                              • Suspicious use of WriteProcessMemory
                              PID:3012
                              • C:\Windows\SysWOW64\casino_extensions.exe
                                C:\Windows\system32\casino_extensions.exe
                                15⤵
                                • Executes dropped EXE
                                • Drops file in Program Files directory
                                • Suspicious use of WriteProcessMemory
                                PID:1352
                                • C:\Windows\SysWOW64\Casino_ext.exe
                                  C:\Windows\SysWOW64\Casino_ext.exe
                                  16⤵
                                  • Executes dropped EXE
                                  • Drops file in Program Files directory
                                  • Suspicious behavior: EnumeratesProcesses
                                  • Suspicious use of WriteProcessMemory
                                  PID:2184
                                  • C:\Program Files (x86)\Internet Explorer\casino_extensions.exe
                                    "C:\Program Files (x86)\Internet Explorer\casino_extensions.exe"
                                    17⤵
                                    • Drops file in System32 directory
                                    • Suspicious use of WriteProcessMemory
                                    PID:4928
                                    • C:\Windows\SysWOW64\casino_extensions.exe
                                      C:\Windows\system32\casino_extensions.exe
                                      18⤵
                                      • Executes dropped EXE
                                      • Drops file in Program Files directory
                                      • Suspicious use of WriteProcessMemory
                                      PID:1652
                                      • C:\Windows\SysWOW64\Casino_ext.exe
                                        C:\Windows\SysWOW64\Casino_ext.exe
                                        19⤵
                                        • Executes dropped EXE
                                        • Drops file in Program Files directory
                                        • Suspicious behavior: EnumeratesProcesses
                                        • Suspicious use of WriteProcessMemory
                                        PID:4672
                                        • C:\Program Files (x86)\Internet Explorer\casino_extensions.exe
                                          "C:\Program Files (x86)\Internet Explorer\casino_extensions.exe"
                                          20⤵
                                          • Drops file in System32 directory
                                          • Suspicious use of WriteProcessMemory
                                          PID:3908
                                          • C:\Windows\SysWOW64\casino_extensions.exe
                                            C:\Windows\system32\casino_extensions.exe
                                            21⤵
                                            • Executes dropped EXE
                                            • Drops file in Program Files directory
                                            • Suspicious use of WriteProcessMemory
                                            PID:3860
                                            • C:\Windows\SysWOW64\Casino_ext.exe
                                              C:\Windows\SysWOW64\Casino_ext.exe
                                              22⤵
                                              • Executes dropped EXE
                                              • Drops file in Program Files directory
                                              • Suspicious behavior: EnumeratesProcesses
                                              • Suspicious use of WriteProcessMemory
                                              PID:1852
                                              • C:\Program Files (x86)\Internet Explorer\casino_extensions.exe
                                                "C:\Program Files (x86)\Internet Explorer\casino_extensions.exe"
                                                23⤵
                                                • Drops file in System32 directory
                                                PID:3300
                                                • C:\Windows\SysWOW64\casino_extensions.exe
                                                  C:\Windows\system32\casino_extensions.exe
                                                  24⤵
                                                  • Executes dropped EXE
                                                  • Drops file in Program Files directory
                                                  PID:1280
                                                  • C:\Windows\SysWOW64\Casino_ext.exe
                                                    C:\Windows\SysWOW64\Casino_ext.exe
                                                    25⤵
                                                    • Executes dropped EXE
                                                    • Drops file in Program Files directory
                                                    • Suspicious behavior: EnumeratesProcesses
                                                    PID:3224
                                                    • C:\Program Files (x86)\Internet Explorer\casino_extensions.exe
                                                      "C:\Program Files (x86)\Internet Explorer\casino_extensions.exe"
                                                      26⤵
                                                      • Drops file in System32 directory
                                                      PID:2916
                                                      • C:\Windows\SysWOW64\casino_extensions.exe
                                                        C:\Windows\system32\casino_extensions.exe
                                                        27⤵
                                                        • Executes dropped EXE
                                                        • Drops file in Program Files directory
                                                        PID:8
                                                        • C:\Windows\SysWOW64\Casino_ext.exe
                                                          C:\Windows\SysWOW64\Casino_ext.exe
                                                          28⤵
                                                          • Executes dropped EXE
                                                          • Drops file in Program Files directory
                                                          • Suspicious behavior: EnumeratesProcesses
                                                          PID:2956
                                                          • C:\Program Files (x86)\Internet Explorer\casino_extensions.exe
                                                            "C:\Program Files (x86)\Internet Explorer\casino_extensions.exe"
                                                            29⤵
                                                            • Drops file in System32 directory
                                                            PID:2776
                                                            • C:\Windows\SysWOW64\casino_extensions.exe
                                                              C:\Windows\system32\casino_extensions.exe
                                                              30⤵
                                                              • Executes dropped EXE
                                                              • Drops file in Program Files directory
                                                              PID:2076
                                                              • C:\Windows\SysWOW64\Casino_ext.exe
                                                                C:\Windows\SysWOW64\Casino_ext.exe
                                                                31⤵
                                                                • Executes dropped EXE
                                                                • Drops file in Program Files directory
                                                                • Suspicious behavior: EnumeratesProcesses
                                                                PID:4500
                                                                • C:\Program Files (x86)\Internet Explorer\casino_extensions.exe
                                                                  "C:\Program Files (x86)\Internet Explorer\casino_extensions.exe"
                                                                  32⤵
                                                                  • Drops file in System32 directory
                                                                  PID:364
                                                                  • C:\Windows\SysWOW64\casino_extensions.exe
                                                                    C:\Windows\system32\casino_extensions.exe
                                                                    33⤵
                                                                    • Executes dropped EXE
                                                                    • Drops file in Program Files directory
                                                                    PID:2492
                                                                    • C:\Windows\SysWOW64\Casino_ext.exe
                                                                      C:\Windows\SysWOW64\Casino_ext.exe
                                                                      34⤵
                                                                      • Executes dropped EXE
                                                                      • Drops file in Program Files directory
                                                                      • Suspicious behavior: EnumeratesProcesses
                                                                      PID:4852
                                                                      • C:\Program Files (x86)\Internet Explorer\casino_extensions.exe
                                                                        "C:\Program Files (x86)\Internet Explorer\casino_extensions.exe"
                                                                        35⤵
                                                                        • Drops file in System32 directory
                                                                        • Drops file in Program Files directory
                                                                        PID:1860
                                                                        • C:\Windows\SysWOW64\cmd.exe
                                                                          C:\Windows\system32\cmd.exe /c $$2028~1.BAT
                                                                          36⤵
                                                                            PID:3428

    Network

    MITRE ATT&CK Matrix

    Replay Monitor

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    Downloads

    • C:\Program Files (x86)\Internet Explorer\$$202803s.bat

      Filesize

      81B

      MD5

      4777bf695815d870d27ed4a38a8f0840

      SHA1

      565412b5182bca7a221448dba78369c42d1c4a0c

      SHA256

      c08018226d9a45ab277a01ca35f519ff7ea1cb450d080e24b0f590739654241d

      SHA512

      87e792d326c5a9d2d92984ec4c34d2af9d616a4676a7d69df73b09975fd077d96077ae2528b6fc05752110eb4e406c3e9d94d49d0a74eeaba6bc6a48bca8ac1d

    • C:\Windows\SysWOW64\LiveMessageCenter.exe

      Filesize

      434KB

      MD5

      6a4fab4a68251c13e366735adbd7a817

      SHA1

      b0e0b59efae78ccb2481bf21f18c1c2e0a1b5cc5

      SHA256

      fc495d0229e3fe7d039eb061c5f76d075516d6497b1a433e1849632e8a8d7e52

      SHA512

      48f779bfc7ce74a0ad087ec3ad415683f1e7f59b95edbbc96dbd71122521118b1f2d6579bc8a7081275fb38a420f15d93735ca4c3e21a1566b8618297081d68a

    • C:\Windows\SysWOW64\casino_extensions.exe

      Filesize

      432KB

      MD5

      cf4a40b8db42cee14d41e14983c3f55e

      SHA1

      1f9ae0d6dd690a56616f69d5b89cab4e43b86f74

      SHA256

      2c2a044a33a49b40ef46dd069bbb90534b905002e87754ea1e90508b7c8a5e5e

      SHA512

      334a1c477e8cafa7ba081777ff891253bd6ad40247044a01269cc08f1995f6a3a416f4127ba1a1b770831d40107b6837059df57bdff589d4a48566c7cd0b591e

    • C:\Windows\SysWOW64\casino_extensions.exe

      Filesize

      429KB

      MD5

      083f2c326b1bbdbea3f48c07057c80c8

      SHA1

      ec654752855f3b68eae16d28246f976215b3424e

      SHA256

      2a189132bcd94e4f52ae499ff736568c6c96f5a196eb4ad8ad4cc4a1af1bebff

      SHA512

      9fc30da2a4f1e08daf9b694559070e9714fc9f98873895506b1429a33132ed1487f406b1e61dad7882d7f919711193af7a9c2db75b19c25c0a2846582928b967

    • memory/3400-7-0x0000000000400000-0x0000000000425000-memory.dmp

      Filesize

      148KB

    • memory/3664-8-0x0000000000400000-0x0000000000425000-memory.dmp

      Filesize

      148KB