Analysis

  • max time kernel
    148s
  • max time network
    153s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    18-03-2024 21:08

General

  • Target

    d488a62a2e788e3b77279f44843f5c2c.exe

  • Size

    2.0MB

  • MD5

    d488a62a2e788e3b77279f44843f5c2c

  • SHA1

    9d9fea9d46ad26eaeb3279e00f3e4a90b89d8414

  • SHA256

    37ac5926807f85059f0910ef874224563a4061e6a3b51db64a9b4c675009cf27

  • SHA512

    e2f3a454b32646e2553ee56cc5d5640a73c2ef685ec29b1fd84a370c40b5b2b72ef1af79127918774ffc4c0dcdcd842e5dd081e96f253edab28cd824cb0a398c

  • SSDEEP

    49152:EO6ogTSNkzURnGbTr/4HnRIDCEyJiq47/SNkzURnGbTr/4:EO6ogTS6zUSTr/4HnCDCVJiq47/S6zUV

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\d488a62a2e788e3b77279f44843f5c2c.exe
    "C:\Users\Admin\AppData\Local\Temp\d488a62a2e788e3b77279f44843f5c2c.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:4176
    • C:\Users\Admin\AppData\Local\Temp\d488a62a2e788e3b77279f44843f5c2c.exe
      C:\Users\Admin\AppData\Local\Temp\d488a62a2e788e3b77279f44843f5c2c.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      • Suspicious use of WriteProcessMemory
      PID:3468
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks.exe /CREATE /RL HIGHEST /SC ONLOGON /TR "C:\Users\Admin\AppData\Local\Temp\d488a62a2e788e3b77279f44843f5c2c.exe" /TN DQCzT8QTc52d /F
        3⤵
        • Creates scheduled task(s)
        PID:1016
      • C:\Windows\SysWOW64\cmd.exe
        cmd.exe /c schtasks.exe /Query /XML /TN DQCzT8QTc52d > C:\Users\Admin\AppData\Local\Temp\jXCSbfcDg.xml
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:4660
        • C:\Windows\SysWOW64\schtasks.exe
          schtasks.exe /Query /XML /TN DQCzT8QTc52d
          4⤵
            PID:5080
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3468 -s 608
          3⤵
          • Program crash
          PID:384
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3468 -s 648
          3⤵
          • Program crash
          PID:3916
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3468 -s 656
          3⤵
          • Program crash
          PID:4000
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3468 -s 724
          3⤵
          • Program crash
          PID:228
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3468 -s 780
          3⤵
          • Program crash
          PID:3220
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3468 -s 820
          3⤵
          • Program crash
          PID:3568
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3468 -s 1492
          3⤵
          • Program crash
          PID:2724
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3468 -s 1916
          3⤵
          • Program crash
          PID:4396
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3468 -s 2148
          3⤵
          • Program crash
          PID:4708
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3468 -s 1932
          3⤵
          • Program crash
          PID:4424
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3468 -s 1964
          3⤵
          • Program crash
          PID:216
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3468 -s 2144
          3⤵
          • Program crash
          PID:524
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3468 -s 2176
          3⤵
          • Program crash
          PID:3760
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3468 -s 2112
          3⤵
          • Program crash
          PID:4428
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3468 -s 1968
          3⤵
          • Program crash
          PID:4892
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3468 -s 1992
          3⤵
          • Program crash
          PID:4000
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3468 -s 2192
          3⤵
          • Program crash
          PID:4564
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3468 -s 620
          3⤵
          • Program crash
          PID:4448
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 3468 -ip 3468
      1⤵
        PID:1064
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 508 -p 3468 -ip 3468
        1⤵
          PID:1924
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 3468 -ip 3468
          1⤵
            PID:4128
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 3468 -ip 3468
            1⤵
              PID:4620
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 3468 -ip 3468
              1⤵
                PID:1580
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 3468 -ip 3468
                1⤵
                  PID:4716
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 3468 -ip 3468
                  1⤵
                    PID:2864
                  • C:\Windows\SysWOW64\WerFault.exe
                    C:\Windows\SysWOW64\WerFault.exe -pss -s 544 -p 3468 -ip 3468
                    1⤵
                      PID:2116
                    • C:\Windows\SysWOW64\WerFault.exe
                      C:\Windows\SysWOW64\WerFault.exe -pss -s 544 -p 3468 -ip 3468
                      1⤵
                        PID:4392
                      • C:\Windows\SysWOW64\WerFault.exe
                        C:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 3468 -ip 3468
                        1⤵
                          PID:2052
                        • C:\Windows\SysWOW64\WerFault.exe
                          C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 3468 -ip 3468
                          1⤵
                            PID:1912
                          • C:\Windows\SysWOW64\WerFault.exe
                            C:\Windows\SysWOW64\WerFault.exe -pss -s 488 -p 3468 -ip 3468
                            1⤵
                              PID:376
                            • C:\Windows\SysWOW64\WerFault.exe
                              C:\Windows\SysWOW64\WerFault.exe -pss -s 552 -p 3468 -ip 3468
                              1⤵
                                PID:4872
                              • C:\Windows\SysWOW64\WerFault.exe
                                C:\Windows\SysWOW64\WerFault.exe -pss -s 512 -p 3468 -ip 3468
                                1⤵
                                  PID:2344
                                • C:\Windows\SysWOW64\WerFault.exe
                                  C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 3468 -ip 3468
                                  1⤵
                                    PID:1924
                                  • C:\Windows\SysWOW64\WerFault.exe
                                    C:\Windows\SysWOW64\WerFault.exe -pss -s 488 -p 3468 -ip 3468
                                    1⤵
                                      PID:2700
                                    • C:\Windows\SysWOW64\WerFault.exe
                                      C:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 3468 -ip 3468
                                      1⤵
                                        PID:2788
                                      • C:\Windows\SysWOW64\WerFault.exe
                                        C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 3468 -ip 3468
                                        1⤵
                                          PID:3288

                                        Network

                                        MITRE ATT&CK Enterprise v15

                                        Replay Monitor

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                                        Downloads

                                        • C:\Users\Admin\AppData\Local\Temp\d488a62a2e788e3b77279f44843f5c2c.exe

                                          Filesize

                                          2.0MB

                                          MD5

                                          fbf557f9d7a602a8b9c5acb2b9349aee

                                          SHA1

                                          ec3b6f42e21c2f2ae37031c720211bc90ef628a7

                                          SHA256

                                          d8d0c098727e54f7f6f9683b24198b0178b2d2174726691ad830585dc7b072b3

                                          SHA512

                                          f39f53df4776e0165cd0a08638aa8bdd72d249f159bf0d64fc464fabffe4e77bdc215f505f7d94e84b0d4dd0f35e770694b907a209c3ed763da7edcdeb32348d

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

                                          Filesize

                                          1KB

                                          MD5

                                          45ab1bd6a3017435d54707c6053078de

                                          SHA1

                                          bdb7fec3a0d7c43d4853531d76d694e2a47fffe1

                                          SHA256

                                          064eddcef5d663d188f24394de46346c8b9d025c8f1fe1459372e86a390a6cb8

                                          SHA512

                                          1a1d8bbf2478ef9b166149974e4aed267ebdb9c23c5049eab10c024a4612d1830f791a546be4cf71d2d9f60f5fa81f9fb036098b16fdf61a61cf5ab6dcf2a9e9

                                        • memory/3468-14-0x0000000000400000-0x000000000065C000-memory.dmp

                                          Filesize

                                          2.4MB

                                        • memory/3468-16-0x0000000025010000-0x000000002508E000-memory.dmp

                                          Filesize

                                          504KB

                                        • memory/3468-22-0x0000000000470000-0x00000000004DB000-memory.dmp

                                          Filesize

                                          428KB

                                        • memory/3468-23-0x0000000000400000-0x000000000045B000-memory.dmp

                                          Filesize

                                          364KB

                                        • memory/3468-40-0x0000000000400000-0x000000000065C000-memory.dmp

                                          Filesize

                                          2.4MB

                                        • memory/4176-0-0x0000000000400000-0x000000000065C000-memory.dmp

                                          Filesize

                                          2.4MB

                                        • memory/4176-1-0x0000000000400000-0x000000000046B000-memory.dmp

                                          Filesize

                                          428KB

                                        • memory/4176-2-0x0000000001720000-0x000000000179E000-memory.dmp

                                          Filesize

                                          504KB

                                        • memory/4176-13-0x0000000000400000-0x000000000046B000-memory.dmp

                                          Filesize

                                          428KB