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Analysis

  • max time kernel
    161s
  • max time network
    176s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    31/12/2023, 06:35

General

  • Target

    2be04d00448e8c15873d4cf1602e986f.exe

  • Size

    2.0MB

  • MD5

    2be04d00448e8c15873d4cf1602e986f

  • SHA1

    267ff129215135aab65b15d2511470734f3c8e36

  • SHA256

    a2dcef726bbda97be81d45f10f5683bbdb9ef211ee62b4b5583683c8b4200e68

  • SHA512

    1df3740a61dd03b10c3b456ec0f08735ecdd2615a9ee81915d70c1918d398d87aca44e8ae1b8732435cdaf94a53089916e350b0305fc3a048e809d65a90f1e0d

  • SSDEEP

    49152:rzSg5z44vVuncakLz0ibq6yqhkWvJ7dcmq7S32d8lN9cakLz0ibq6yqh:rGg5z449uncakcibiqhkWvJ7dcmq7S3+

Score
7/10
upx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • UPX packed file 4 IoCs

    Detects executables packed with UPX/modified UPX open source packer.

  • Legitimate hosting services abused for malware hosting/C2 1 TTPs
  • Program crash 16 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\2be04d00448e8c15873d4cf1602e986f.exe
    "C:\Users\Admin\AppData\Local\Temp\2be04d00448e8c15873d4cf1602e986f.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:912
    • C:\Users\Admin\AppData\Local\Temp\2be04d00448e8c15873d4cf1602e986f.exe
      C:\Users\Admin\AppData\Local\Temp\2be04d00448e8c15873d4cf1602e986f.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      • Suspicious use of WriteProcessMemory
      PID:3572
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks.exe /CREATE /RL HIGHEST /SC ONLOGON /TR "C:\Users\Admin\AppData\Local\Temp\2be04d00448e8c15873d4cf1602e986f.exe" /TN aMYATtOZda0c /F
        3⤵
        • Creates scheduled task(s)
        PID:4288
      • C:\Windows\SysWOW64\cmd.exe
        cmd.exe /c schtasks.exe /Query /XML /TN aMYATtOZda0c > C:\Users\Admin\AppData\Local\Temp\DjOVhg.xml
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:4316
        • C:\Windows\SysWOW64\schtasks.exe
          schtasks.exe /Query /XML /TN aMYATtOZda0c
          4⤵
            PID:4016
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3572 -s 628
          3⤵
          • Program crash
          PID:4308
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3572 -s 760
          3⤵
          • Program crash
          PID:4972
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3572 -s 780
          3⤵
          • Program crash
          PID:1748
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3572 -s 796
          3⤵
          • Program crash
          PID:4496
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3572 -s 824
          3⤵
          • Program crash
          PID:4028
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3572 -s 1496
          3⤵
          • Program crash
          PID:3504
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3572 -s 1936
          3⤵
          • Program crash
          PID:1876
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3572 -s 1952
          3⤵
          • Program crash
          PID:4336
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3572 -s 1972
          3⤵
          • Program crash
          PID:3788
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3572 -s 2148
          3⤵
          • Program crash
          PID:4108
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3572 -s 2208
          3⤵
          • Program crash
          PID:1720
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3572 -s 1940
          3⤵
          • Program crash
          PID:4296
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3572 -s 1988
          3⤵
          • Program crash
          PID:4500
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3572 -s 2028
          3⤵
          • Program crash
          PID:3960
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3572 -s 920
          3⤵
          • Program crash
          PID:4800
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 3572 -s 1932
          3⤵
          • Program crash
          PID:2196
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 3572 -ip 3572
      1⤵
        PID:1116
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 3572 -ip 3572
        1⤵
          PID:4896
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -pss -s 396 -p 3572 -ip 3572
          1⤵
            PID:748
          • C:\Windows\SysWOW64\WerFault.exe
            C:\Windows\SysWOW64\WerFault.exe -pss -s 364 -p 3572 -ip 3572
            1⤵
              PID:1356
            • C:\Windows\SysWOW64\WerFault.exe
              C:\Windows\SysWOW64\WerFault.exe -pss -s 476 -p 3572 -ip 3572
              1⤵
                PID:4840
              • C:\Windows\SysWOW64\WerFault.exe
                C:\Windows\SysWOW64\WerFault.exe -pss -s 440 -p 3572 -ip 3572
                1⤵
                  PID:2444
                • C:\Windows\SysWOW64\WerFault.exe
                  C:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 3572 -ip 3572
                  1⤵
                    PID:2568
                  • C:\Windows\SysWOW64\WerFault.exe
                    C:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 3572 -ip 3572
                    1⤵
                      PID:1760
                    • C:\Windows\SysWOW64\WerFault.exe
                      C:\Windows\SysWOW64\WerFault.exe -pss -s 472 -p 3572 -ip 3572
                      1⤵
                        PID:464
                      • C:\Windows\SysWOW64\WerFault.exe
                        C:\Windows\SysWOW64\WerFault.exe -pss -s 396 -p 3572 -ip 3572
                        1⤵
                          PID:3780
                        • C:\Windows\SysWOW64\WerFault.exe
                          C:\Windows\SysWOW64\WerFault.exe -pss -s 544 -p 3572 -ip 3572
                          1⤵
                            PID:3064
                          • C:\Windows\SysWOW64\WerFault.exe
                            C:\Windows\SysWOW64\WerFault.exe -pss -s 536 -p 3572 -ip 3572
                            1⤵
                              PID:3356
                            • C:\Windows\SysWOW64\WerFault.exe
                              C:\Windows\SysWOW64\WerFault.exe -pss -s 564 -p 3572 -ip 3572
                              1⤵
                                PID:3676
                              • C:\Windows\SysWOW64\WerFault.exe
                                C:\Windows\SysWOW64\WerFault.exe -pss -s 504 -p 3572 -ip 3572
                                1⤵
                                  PID:2120
                                • C:\Windows\SysWOW64\WerFault.exe
                                  C:\Windows\SysWOW64\WerFault.exe -pss -s 560 -p 3572 -ip 3572
                                  1⤵
                                    PID:3108
                                  • C:\Windows\SysWOW64\WerFault.exe
                                    C:\Windows\SysWOW64\WerFault.exe -pss -s 516 -p 3572 -ip 3572
                                    1⤵
                                      PID:4952
                                    • C:\Windows\SysWOW64\WerFault.exe
                                      C:\Windows\SysWOW64\WerFault.exe -pss -s 544 -p 3572 -ip 3572
                                      1⤵
                                        PID:4916

                                      Network

                                      MITRE ATT&CK Enterprise v15

                                      Replay Monitor

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                                      Downloads

                                      • C:\Users\Admin\AppData\Local\Temp\2be04d00448e8c15873d4cf1602e986f.exe

                                        Filesize

                                        2.0MB

                                        MD5

                                        38fc339ea46bf9aec7d050ade56ab554

                                        SHA1

                                        714b936b3bc8931b9891aa3e5415280c74bd3d09

                                        SHA256

                                        8c147a0cd97fcafa352c4173e18a586a75c00add95a098e2e92d2d0a7c65eab1

                                        SHA512

                                        fcb34a871e691a4fab5356004812d5a869d83a0e7a120a305edd743deb569c76818eb5f38040f015bf7e82a93bebb2bcbcba01911763097b576626c880e454db

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

                                        Filesize

                                        1KB

                                        MD5

                                        8f4cf5875a1b9794223d3bdd92f36f76

                                        SHA1

                                        b80dd50a2dca197a2b385398fb615b022a0c9ffd

                                        SHA256

                                        d40f091c5377d4f15a7b5601e293abaf30c6c87b51332e725445122fa2a45698

                                        SHA512

                                        1488fa67f127af408da6e55301a48681db7bd58748abd1d9d9507a42a45b08ba3c94dd7cc22d716579ca04299c9d7bc2c9c17cd9184e57275d592493f8131fb6

                                      • memory/912-0-0x0000000000400000-0x000000000065C000-memory.dmp

                                        Filesize

                                        2.4MB

                                      • memory/912-1-0x0000000000400000-0x000000000065C000-memory.dmp

                                        Filesize

                                        2.4MB

                                      • memory/912-2-0x0000000000400000-0x000000000046B000-memory.dmp

                                        Filesize

                                        428KB

                                      • memory/912-3-0x0000000026080000-0x00000000260FE000-memory.dmp

                                        Filesize

                                        504KB

                                      • memory/912-14-0x0000000000400000-0x000000000046B000-memory.dmp

                                        Filesize

                                        428KB

                                      • memory/3572-15-0x0000000000400000-0x000000000065C000-memory.dmp

                                        Filesize

                                        2.4MB

                                      • memory/3572-17-0x0000000025020000-0x000000002509E000-memory.dmp

                                        Filesize

                                        504KB

                                      • memory/3572-23-0x0000000000470000-0x00000000004DB000-memory.dmp

                                        Filesize

                                        428KB

                                      • memory/3572-24-0x0000000000400000-0x000000000045B000-memory.dmp

                                        Filesize

                                        364KB

                                      • memory/3572-33-0x0000000000400000-0x000000000065C000-memory.dmp

                                        Filesize

                                        2.4MB