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Analysis

  • max time kernel
    146s
  • max time network
    159s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    27/03/2024, 01:04

General

  • Target

    e066df71798b450073cec23b99413ae0.exe

  • Size

    1003KB

  • MD5

    e066df71798b450073cec23b99413ae0

  • SHA1

    0e5cbbf26b5550f757cea7caec29ebd6892c29f7

  • SHA256

    ab490d0287c92894a86442fb7d6114b01548a8934dca2f01b5996ad76fb5816a

  • SHA512

    d676dba4a0d8049bfaf44ddf5f517f7f5be07ccd07ea531c4985dbb4d1757eb7ec22e68361bb4097490dcef776c583520d44f963101a5537a534a30c0da161bb

  • SSDEEP

    12288:tiRbwtuIZcR7yb4QpfMjQbpgE4PhR7sla0cTREgmO7tHi8urwgn2ivX2UPmtnZM5:UsusL0jNPvAPsL1HixOWwnNM2m

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 1 IoCs
  • 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\e066df71798b450073cec23b99413ae0.exe
    "C:\Users\Admin\AppData\Local\Temp\e066df71798b450073cec23b99413ae0.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2324
    • C:\Users\Admin\AppData\Local\Temp\e066df71798b450073cec23b99413ae0.exe
      C:\Users\Admin\AppData\Local\Temp\e066df71798b450073cec23b99413ae0.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      • Suspicious use of WriteProcessMemory
      PID:2576
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks.exe /CREATE /RL HIGHEST /SC ONLOGON /TR "C:\Users\Admin\AppData\Local\Temp\e066df71798b450073cec23b99413ae0.exe" /TN v3dGbWFyc353 /F
        3⤵
        • Creates scheduled task(s)
        PID:4064
      • C:\Windows\SysWOW64\cmd.exe
        cmd.exe /c schtasks.exe /Query /XML /TN v3dGbWFyc353 > C:\Users\Admin\AppData\Local\Temp\5nYK7.xml
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:3564
        • C:\Windows\SysWOW64\schtasks.exe
          schtasks.exe /Query /XML /TN v3dGbWFyc353
          4⤵
            PID:4424
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2576 -s 616
          3⤵
          • Program crash
          PID:4488
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2576 -s 604
          3⤵
          • Program crash
          PID:3880
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2576 -s 716
          3⤵
          • Program crash
          PID:4188
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2576 -s 724
          3⤵
          • Program crash
          PID:4436
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2576 -s 720
          3⤵
          • Program crash
          PID:2988
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2576 -s 812
          3⤵
          • Program crash
          PID:1628
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2576 -s 1616
          3⤵
          • Program crash
          PID:4396
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2576 -s 1920
          3⤵
          • Program crash
          PID:1520
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2576 -s 2144
          3⤵
          • Program crash
          PID:2688
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2576 -s 1960
          3⤵
          • Program crash
          PID:4644
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2576 -s 1924
          3⤵
          • Program crash
          PID:3688
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2576 -s 1960
          3⤵
          • Program crash
          PID:2088
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2576 -s 1928
          3⤵
          • Program crash
          PID:984
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2576 -s 1980
          3⤵
          • Program crash
          PID:3356
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2576 -s 2000
          3⤵
          • Program crash
          PID:3648
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2576 -s 1992
          3⤵
          • Program crash
          PID:436
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2576 -s 1988
          3⤵
          • Program crash
          PID:4984
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2576 -s 1972
          3⤵
          • Program crash
          PID:2392
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 2576 -ip 2576
      1⤵
        PID:1632
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 2576 -ip 2576
        1⤵
          PID:3356
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 2576 -ip 2576
          1⤵
            PID:4064
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 2576 -ip 2576
            1⤵
              PID:4528
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 2576 -ip 2576
              1⤵
                PID:3580
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2576 -ip 2576
                1⤵
                  PID:368
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 2576 -ip 2576
                  1⤵
                    PID:1108
                  • C:\Windows\SysWOW64\WerFault.exe
                    C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 2576 -ip 2576
                    1⤵
                      PID:2428
                    • C:\Windows\SysWOW64\WerFault.exe
                      C:\Windows\SysWOW64\WerFault.exe -pss -s 544 -p 2576 -ip 2576
                      1⤵
                        PID:4036
                      • C:\Windows\SysWOW64\WerFault.exe
                        C:\Windows\SysWOW64\WerFault.exe -pss -s 568 -p 2576 -ip 2576
                        1⤵
                          PID:2836
                        • C:\Windows\SysWOW64\WerFault.exe
                          C:\Windows\SysWOW64\WerFault.exe -pss -s 572 -p 2576 -ip 2576
                          1⤵
                            PID:368
                          • C:\Windows\SysWOW64\WerFault.exe
                            C:\Windows\SysWOW64\WerFault.exe -pss -s 580 -p 2576 -ip 2576
                            1⤵
                              PID:1568
                            • C:\Windows\SysWOW64\WerFault.exe
                              C:\Windows\SysWOW64\WerFault.exe -pss -s 576 -p 2576 -ip 2576
                              1⤵
                                PID:4276
                              • C:\Windows\SysWOW64\WerFault.exe
                                C:\Windows\SysWOW64\WerFault.exe -pss -s 600 -p 2576 -ip 2576
                                1⤵
                                  PID:3836
                                • C:\Windows\SysWOW64\WerFault.exe
                                  C:\Windows\SysWOW64\WerFault.exe -pss -s 568 -p 2576 -ip 2576
                                  1⤵
                                    PID:4036
                                  • C:\Windows\SysWOW64\WerFault.exe
                                    C:\Windows\SysWOW64\WerFault.exe -pss -s 568 -p 2576 -ip 2576
                                    1⤵
                                      PID:2836
                                    • C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
                                      "C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=3960 --field-trial-handle=2356,i,13261194862334667799,7441241219475888176,262144 --variations-seed-version /prefetch:8
                                      1⤵
                                        PID:4276
                                      • C:\Windows\SysWOW64\WerFault.exe
                                        C:\Windows\SysWOW64\WerFault.exe -pss -s 588 -p 2576 -ip 2576
                                        1⤵
                                          PID:2868
                                        • C:\Windows\SysWOW64\WerFault.exe
                                          C:\Windows\SysWOW64\WerFault.exe -pss -s 608 -p 2576 -ip 2576
                                          1⤵
                                            PID:4764

                                          Network

                                          MITRE ATT&CK Enterprise v15

                                          Replay Monitor

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                                          Downloads

                                          • C:\Users\Admin\AppData\Local\Temp\5nYK7.xml

                                            Filesize

                                            1KB

                                            MD5

                                            375d1978606a6d57ead75f3d6a7fabd1

                                            SHA1

                                            b3f95a158cc838593f157cafb47767f29e057d86

                                            SHA256

                                            fdbdf1fd624e4e9e06c8cad1b0364038671914dc8eea8fcbfddf11dfdf281653

                                            SHA512

                                            21d973f3a426581a411ae90fa360621e7676378635cc16ae297da8a140ea76ead5d8517545dd7f4629b9c41964dab4b9062a395876daa5e7137a434b049feb45

                                          • C:\Users\Admin\AppData\Local\Temp\e066df71798b450073cec23b99413ae0.exe

                                            Filesize

                                            248KB

                                            MD5

                                            1f7a258c339a3fe344437a6e5c4810b1

                                            SHA1

                                            72b865646d64b85088d4c192f5735c0d8387ebb9

                                            SHA256

                                            659a52af8b934cce9672fdf571f9f99c5f594234ebf3752abb08211fd8f430ed

                                            SHA512

                                            02da0f3cf2be281aebbf84b42a0a3d630d16fea6d961fb7f73175d7b7d37142c9eed07fce9e6be5bd28358c8b21e9a02fc83d5fcb5794790c6b526842c591132

                                          • memory/2324-0-0x0000000000400000-0x000000000065C000-memory.dmp

                                            Filesize

                                            2.4MB

                                          • memory/2324-3-0x0000000001760000-0x00000000017DE000-memory.dmp

                                            Filesize

                                            504KB

                                          • memory/2324-1-0x0000000000400000-0x000000000046B000-memory.dmp

                                            Filesize

                                            428KB

                                          • memory/2324-13-0x0000000000400000-0x000000000046B000-memory.dmp

                                            Filesize

                                            428KB

                                          • memory/2576-14-0x0000000000400000-0x000000000065C000-memory.dmp

                                            Filesize

                                            2.4MB

                                          • memory/2576-22-0x0000000000470000-0x00000000004DB000-memory.dmp

                                            Filesize

                                            428KB

                                          • memory/2576-16-0x0000000024FE0000-0x000000002505E000-memory.dmp

                                            Filesize

                                            504KB

                                          • memory/2576-23-0x0000000000400000-0x000000000045B000-memory.dmp

                                            Filesize

                                            364KB

                                          • memory/2576-32-0x0000000000400000-0x000000000065C000-memory.dmp

                                            Filesize

                                            2.4MB