Analysis

  • max time kernel
    150s
  • max time network
    167s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    22/12/2023, 13:48

General

  • Target

    ada8ec714e761c3e9251fbc4becfd327.exe

  • Size

    3.9MB

  • MD5

    ada8ec714e761c3e9251fbc4becfd327

  • SHA1

    571efb4334a368db814203acf27f453297cdb8aa

  • SHA256

    5fee833e08f7e99fd6471af7f40fa540c5e5fd4c1bc3a50fa887159628b43f06

  • SHA512

    1cb3dba4555bc563980daf1d23945a823e19fa93933daad57c8207411310d28a0643a311cd1499893c135eca64493b1ca1a60e72963b92fd4f2cc677f447bd4d

  • SSDEEP

    98304:S6f1xv8+A9zyULG+PYV1MGix8SDjZlA9zyULG+CmT7jFQF4OOA9zyULG+PYV1MGb:S6jv+zLq6oMHkzLqxF4EzLq6oMHkzLq

Score
7/10
upx

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
  • 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\ada8ec714e761c3e9251fbc4becfd327.exe
    "C:\Users\Admin\AppData\Local\Temp\ada8ec714e761c3e9251fbc4becfd327.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2212
    • C:\Users\Admin\AppData\Local\Temp\ada8ec714e761c3e9251fbc4becfd327.exe
      C:\Users\Admin\AppData\Local\Temp\ada8ec714e761c3e9251fbc4becfd327.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      • Suspicious use of WriteProcessMemory
      PID:4860
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks.exe /CREATE /RL HIGHEST /SC ONLOGON /TR "C:\Users\Admin\AppData\Local\Temp\ada8ec714e761c3e9251fbc4becfd327.exe" /TN BLiB1zkTf55f /F
        3⤵
        • Creates scheduled task(s)
        PID:4956
      • C:\Windows\SysWOW64\cmd.exe
        cmd.exe /c schtasks.exe /Query /XML /TN BLiB1zkTf55f > C:\Users\Admin\AppData\Local\Temp\tR7skY9z.xml
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:1576
        • C:\Windows\SysWOW64\schtasks.exe
          schtasks.exe /Query /XML /TN BLiB1zkTf55f
          4⤵
            PID:1844
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4860 -s 620
          3⤵
          • Program crash
          PID:4280
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4860 -s 632
          3⤵
          • Program crash
          PID:4080
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4860 -s 612
          3⤵
          • Program crash
          PID:3968
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4860 -s 720
          3⤵
          • Program crash
          PID:4416
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4860 -s 740
          3⤵
          • Program crash
          PID:4136
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4860 -s 712
          3⤵
          • Program crash
          PID:4672
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4860 -s 1456
          3⤵
          • Program crash
          PID:3644
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4860 -s 1916
          3⤵
          • Program crash
          PID:1092
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4860 -s 2144
          3⤵
          • Program crash
          PID:2516
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4860 -s 1928
          3⤵
          • Program crash
          PID:2704
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4860 -s 1920
          3⤵
          • Program crash
          PID:3400
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4860 -s 2132
          3⤵
          • Program crash
          PID:3080
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4860 -s 1928
          3⤵
          • Program crash
          PID:1364
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4860 -s 1924
          3⤵
          • Program crash
          PID:4888
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4860 -s 2012
          3⤵
          • Program crash
          PID:2124
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4860 -s 2156
          3⤵
          • Program crash
          PID:4340
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4860 -s 2176
          3⤵
          • Program crash
          PID:4052
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4860 -s 632
          3⤵
          • Program crash
          PID:4228
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 432 -p 4860 -ip 4860
      1⤵
        PID:3224
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 4860 -ip 4860
        1⤵
          PID:4460
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 4860 -ip 4860
          1⤵
            PID:3416
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 4860 -ip 4860
            1⤵
              PID:3672
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 4860 -ip 4860
              1⤵
                PID:5080
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -pss -s 484 -p 4860 -ip 4860
                1⤵
                  PID:3520
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -pss -s 488 -p 4860 -ip 4860
                  1⤵
                    PID:5060
                  • C:\Windows\SysWOW64\WerFault.exe
                    C:\Windows\SysWOW64\WerFault.exe -pss -s 184 -p 4860 -ip 4860
                    1⤵
                      PID:4316
                    • C:\Windows\SysWOW64\WerFault.exe
                      C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 4860 -ip 4860
                      1⤵
                        PID:848
                      • C:\Windows\SysWOW64\WerFault.exe
                        C:\Windows\SysWOW64\WerFault.exe -pss -s 492 -p 4860 -ip 4860
                        1⤵
                          PID:3028
                        • C:\Windows\SysWOW64\WerFault.exe
                          C:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 4860 -ip 4860
                          1⤵
                            PID:2984
                          • C:\Windows\SysWOW64\WerFault.exe
                            C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 4860 -ip 4860
                            1⤵
                              PID:1348
                            • C:\Windows\SysWOW64\WerFault.exe
                              C:\Windows\SysWOW64\WerFault.exe -pss -s 524 -p 4860 -ip 4860
                              1⤵
                                PID:2116
                              • C:\Windows\SysWOW64\WerFault.exe
                                C:\Windows\SysWOW64\WerFault.exe -pss -s 544 -p 4860 -ip 4860
                                1⤵
                                  PID:2712
                                • C:\Windows\SysWOW64\WerFault.exe
                                  C:\Windows\SysWOW64\WerFault.exe -pss -s 556 -p 4860 -ip 4860
                                  1⤵
                                    PID:1260
                                  • C:\Windows\SysWOW64\WerFault.exe
                                    C:\Windows\SysWOW64\WerFault.exe -pss -s 572 -p 4860 -ip 4860
                                    1⤵
                                      PID:1180
                                    • C:\Windows\SysWOW64\WerFault.exe
                                      C:\Windows\SysWOW64\WerFault.exe -pss -s 580 -p 4860 -ip 4860
                                      1⤵
                                        PID:2056
                                      • C:\Windows\SysWOW64\WerFault.exe
                                        C:\Windows\SysWOW64\WerFault.exe -pss -s 592 -p 4860 -ip 4860
                                        1⤵
                                          PID:2704

                                        Network

                                        MITRE ATT&CK Enterprise v15

                                        Replay Monitor

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                                        Downloads

                                        • C:\Users\Admin\AppData\Local\Temp\ada8ec714e761c3e9251fbc4becfd327.exe

                                          Filesize

                                          3.2MB

                                          MD5

                                          76ecbc171b9fb6ca5d856da27c135984

                                          SHA1

                                          6a8b3c4a7c90ce06958a87e28aacb7ce28e2b935

                                          SHA256

                                          7e95977c26ccb803d62eb5ed08ded11ba37373975cc6145945d7c27bbc5b33c6

                                          SHA512

                                          6be222f1f4ffbe82aa7d63b8df6837313f90f8cf3bc3fb814c14d68a943f71a56702612fb5f9ba3e68bba1621472bd7b935e871d804b577813e7384ac586ded0

                                        • C:\Users\Admin\AppData\Local\Temp\tR7skY9z.xml

                                          Filesize

                                          1KB

                                          MD5

                                          95b05e3b5d2ae4b9a31ac23accbead4d

                                          SHA1

                                          f25a20efb8bd7bf28258b3db44777921d8921acc

                                          SHA256

                                          96d3d01b2cc9e53f94ead189dc1f161b0d1ac1431bbbca1bd2b49b70af3713d9

                                          SHA512

                                          466273a3bb0177577f90c0d4fbe38e66723c8ff12689b204064102703e690bebd5693d90af551c5397d91369da5e5760d49ea164a081366c8415a927602d1e02

                                        • memory/2212-0-0x0000000000400000-0x000000000065C000-memory.dmp

                                          Filesize

                                          2.4MB

                                        • memory/2212-1-0x0000000000400000-0x000000000046B000-memory.dmp

                                          Filesize

                                          428KB

                                        • memory/2212-3-0x0000000001730000-0x00000000017AE000-memory.dmp

                                          Filesize

                                          504KB

                                        • memory/2212-13-0x0000000000400000-0x000000000046B000-memory.dmp

                                          Filesize

                                          428KB

                                        • memory/4860-14-0x0000000000400000-0x000000000065C000-memory.dmp

                                          Filesize

                                          2.4MB

                                        • memory/4860-16-0x0000000024FE0000-0x000000002505E000-memory.dmp

                                          Filesize

                                          504KB

                                        • memory/4860-22-0x0000000000470000-0x00000000004DB000-memory.dmp

                                          Filesize

                                          428KB

                                        • memory/4860-23-0x0000000000400000-0x000000000045B000-memory.dmp

                                          Filesize

                                          364KB

                                        • memory/4860-37-0x0000000000400000-0x000000000065C000-memory.dmp

                                          Filesize

                                          2.4MB