Analysis

  • max time kernel
    151s
  • 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
    25/03/2024, 13:46

General

  • Target

    de26c090488588c6615aaed4b5764862.exe

  • Size

    3.9MB

  • MD5

    de26c090488588c6615aaed4b5764862

  • SHA1

    fad0fa1e26ced8c9ea24d73eeef3d4c5543774bf

  • SHA256

    c765a7cb1756e98f46954a518beb8131c5b7657a7169804b432cf72d0cbb5dfc

  • SHA512

    ab403415d98f8737fc848f2a64b38ad4afe6a2f667e413245cd223e5db5bd80531ad1626d700498172ec760e5d877706ff5d86f1f70182921708dd1d8d35174c

  • SSDEEP

    98304:h0MYODnLlCAocakcibiqhMbMgOn7n0bcakcibiqh3oBPFtReCcakcibiqhMbMgO1:/YSCAodlirybMgOnkdlirV4PHRhdlirV

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\de26c090488588c6615aaed4b5764862.exe
    "C:\Users\Admin\AppData\Local\Temp\de26c090488588c6615aaed4b5764862.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:4456
    • C:\Users\Admin\AppData\Local\Temp\de26c090488588c6615aaed4b5764862.exe
      C:\Users\Admin\AppData\Local\Temp\de26c090488588c6615aaed4b5764862.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      • Suspicious use of WriteProcessMemory
      PID:4940
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks.exe /CREATE /RL HIGHEST /SC ONLOGON /TR "C:\Users\Admin\AppData\Local\Temp\de26c090488588c6615aaed4b5764862.exe" /TN KWm9daCVa92a /F
        3⤵
        • Creates scheduled task(s)
        PID:4588
      • C:\Windows\SysWOW64\cmd.exe
        cmd.exe /c schtasks.exe /Query /XML /TN KWm9daCVa92a > C:\Users\Admin\AppData\Local\Temp\DgxLooeF.xml
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:4460
        • C:\Windows\SysWOW64\schtasks.exe
          schtasks.exe /Query /XML /TN KWm9daCVa92a
          4⤵
            PID:4720
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4940 -s 612
          3⤵
          • Program crash
          PID:2400
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4940 -s 632
          3⤵
          • Program crash
          PID:3264
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4940 -s 716
          3⤵
          • Program crash
          PID:3096
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4940 -s 724
          3⤵
          • Program crash
          PID:3460
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4940 -s 724
          3⤵
          • Program crash
          PID:8
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4940 -s 780
          3⤵
          • Program crash
          PID:1948
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4940 -s 1608
          3⤵
          • Program crash
          PID:3572
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4940 -s 1924
          3⤵
          • Program crash
          PID:4792
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4940 -s 2144
          3⤵
          • Program crash
          PID:3912
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4940 -s 1964
          3⤵
          • Program crash
          PID:4748
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4940 -s 2152
          3⤵
          • Program crash
          PID:380
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4940 -s 2004
          3⤵
          • Program crash
          PID:3104
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4940 -s 2184
          3⤵
          • Program crash
          PID:3264
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4940 -s 2148
          3⤵
          • Program crash
          PID:4560
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4940 -s 2152
          3⤵
          • Program crash
          PID:4476
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4940 -s 2164
          3⤵
          • Program crash
          PID:4532
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4940 -s 2116
          3⤵
          • Program crash
          PID:4392
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4940 -s 712
          3⤵
          • Program crash
          PID:1464
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4940 -ip 4940
      1⤵
        PID:4724
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 4940 -ip 4940
        1⤵
          PID:2112
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 544 -p 4940 -ip 4940
          1⤵
            PID:3712
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 4940 -ip 4940
            1⤵
              PID:1988
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -pss -s 464 -p 4940 -ip 4940
              1⤵
                PID:1876
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -pss -s 552 -p 4940 -ip 4940
                1⤵
                  PID:3032
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 4940 -ip 4940
                  1⤵
                    PID:4548
                  • C:\Windows\SysWOW64\WerFault.exe
                    C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 4940 -ip 4940
                    1⤵
                      PID:3656
                    • C:\Windows\SysWOW64\WerFault.exe
                      C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 4940 -ip 4940
                      1⤵
                        PID:4432
                      • C:\Windows\SysWOW64\WerFault.exe
                        C:\Windows\SysWOW64\WerFault.exe -pss -s 544 -p 4940 -ip 4940
                        1⤵
                          PID:2608
                        • C:\Windows\SysWOW64\WerFault.exe
                          C:\Windows\SysWOW64\WerFault.exe -pss -s 556 -p 4940 -ip 4940
                          1⤵
                            PID:5008
                          • C:\Windows\SysWOW64\WerFault.exe
                            C:\Windows\SysWOW64\WerFault.exe -pss -s 552 -p 4940 -ip 4940
                            1⤵
                              PID:4704
                            • C:\Windows\SysWOW64\WerFault.exe
                              C:\Windows\SysWOW64\WerFault.exe -pss -s 556 -p 4940 -ip 4940
                              1⤵
                                PID:1780
                              • C:\Windows\SysWOW64\WerFault.exe
                                C:\Windows\SysWOW64\WerFault.exe -pss -s 480 -p 4940 -ip 4940
                                1⤵
                                  PID:4420
                                • C:\Windows\SysWOW64\WerFault.exe
                                  C:\Windows\SysWOW64\WerFault.exe -pss -s 576 -p 4940 -ip 4940
                                  1⤵
                                    PID:4064
                                  • C:\Windows\SysWOW64\WerFault.exe
                                    C:\Windows\SysWOW64\WerFault.exe -pss -s 520 -p 4940 -ip 4940
                                    1⤵
                                      PID:3124
                                    • C:\Windows\SysWOW64\WerFault.exe
                                      C:\Windows\SysWOW64\WerFault.exe -pss -s 560 -p 4940 -ip 4940
                                      1⤵
                                        PID:3004
                                      • C:\Windows\SysWOW64\WerFault.exe
                                        C:\Windows\SysWOW64\WerFault.exe -pss -s 384 -p 4940 -ip 4940
                                        1⤵
                                          PID:1364

                                        Network

                                        MITRE ATT&CK Enterprise v15

                                        Replay Monitor

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                                        Downloads

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

                                          Filesize

                                          1KB

                                          MD5

                                          683a432fd6cf6c494b3853c6928b8524

                                          SHA1

                                          7f0e42c28cc17c3335103f58a4a22460f8def3a3

                                          SHA256

                                          a31f008c559058108935ad4cc3e552d1d7b03c1bd0d4bac06fc49f1119f08f53

                                          SHA512

                                          d65c8c34dba9978992cb01dc479cd5d62b86b2f7069ef46fcb9dc463366b7b8cc924c03933fe104442c13c597c1ef20dc208b59acc4b8e25817e8e4c604a52ba

                                        • C:\Users\Admin\AppData\Local\Temp\de26c090488588c6615aaed4b5764862.exe

                                          Filesize

                                          3.9MB

                                          MD5

                                          432f07580b691303e57de420ed1e0dea

                                          SHA1

                                          bd44823414c1c629fca1ee8e9350057eb4f32468

                                          SHA256

                                          7befacadbcad4c7e0ba2a79e92240e069029c043bd3f859a9e7077cbc8ccc444

                                          SHA512

                                          f5fbd3c13fc92d4fb9da36e22281f051787f402a39e36c730f10125b23d944f87f7ed5d08abf6a77482f7dcb1c684b86f8cbdc5528b39f27ae05eaf46fc1c62f

                                        • memory/4456-0-0x0000000000400000-0x000000000065C000-memory.dmp

                                          Filesize

                                          2.4MB

                                        • memory/4456-1-0x0000000000400000-0x000000000046B000-memory.dmp

                                          Filesize

                                          428KB

                                        • memory/4456-3-0x0000000001720000-0x000000000179E000-memory.dmp

                                          Filesize

                                          504KB

                                        • memory/4456-13-0x0000000000400000-0x000000000046B000-memory.dmp

                                          Filesize

                                          428KB

                                        • memory/4940-14-0x0000000000400000-0x000000000065C000-memory.dmp

                                          Filesize

                                          2.4MB

                                        • memory/4940-16-0x0000000025000000-0x000000002507E000-memory.dmp

                                          Filesize

                                          504KB

                                        • memory/4940-22-0x0000000000470000-0x00000000004DB000-memory.dmp

                                          Filesize

                                          428KB

                                        • memory/4940-23-0x0000000000400000-0x000000000045B000-memory.dmp

                                          Filesize

                                          364KB

                                        • memory/4940-40-0x0000000000400000-0x000000000065C000-memory.dmp

                                          Filesize

                                          2.4MB