Analysis

  • max time kernel
    151s
  • max time network
    158s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20221111-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
  • submitted
    24-11-2022 04:33

General

  • Target

    7d651f3d14f9afcc15ee8fc43f512ed1009f610fd160455f7b05e542481c99cf.exe

  • Size

    16KB

  • MD5

    a3600853742246430b7f9f2c99713b9c

  • SHA1

    0934faf31dc133410d2621cd275b7575b031c47f

  • SHA256

    7d651f3d14f9afcc15ee8fc43f512ed1009f610fd160455f7b05e542481c99cf

  • SHA512

    e47aafb472b304aff96373d49640b1172e7c775493b4c7ce447f16d61ca3579d21ddf5cbfb6ab54108d011f6686500dc05da3252141febda3cdbd62edb413ff4

  • SSDEEP

    384:oeNkg8RQISbUqWsfZ1RRdX69/hL/ktvFN297q:oeNk3RQISYqWiZHg/hQtvFN07

Score
8/10
upx

Malware Config

Signatures

  • UPX packed file 2 IoCs

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

  • Loads dropped DLL 1 IoCs
  • Drops file in System32 directory 3 IoCs
  • Drops file in Windows directory 3 IoCs
  • Program crash 1 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of WriteProcessMemory 9 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7d651f3d14f9afcc15ee8fc43f512ed1009f610fd160455f7b05e542481c99cf.exe
    "C:\Users\Admin\AppData\Local\Temp\7d651f3d14f9afcc15ee8fc43f512ed1009f610fd160455f7b05e542481c99cf.exe"
    1⤵
    • Drops file in System32 directory
    • Drops file in Windows directory
    • Suspicious use of WriteProcessMemory
    PID:4828
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c rundll32.exe C:\Windows\sg.tmp1 Run
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4768
      • C:\Windows\SysWOW64\rundll32.exe
        rundll32.exe C:\Windows\sg.tmp1 Run
        3⤵
        • Loads dropped DLL
        • Drops file in System32 directory
        • Suspicious behavior: EnumeratesProcesses
        PID:4640
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 4640 -s 716
          4⤵
          • Program crash
          PID:1392
    • C:\Windows\SysWOW64\cmd.exe
      C:\Windows\system32\cmd.exe /c C:\Users\Admin\AppData\Local\Temp\del.bat
      2⤵
        PID:4796
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 4640 -ip 4640
      1⤵
        PID:1400

      Network

      MITRE ATT&CK Matrix

      Replay Monitor

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      Downloads

      • C:\Users\Admin\AppData\Local\Temp\del.bat

        Filesize

        400B

        MD5

        06790da9b3fb8d84640f12585a82f907

        SHA1

        4afd282cf1368e8492f9522fc8962a3e4253b550

        SHA256

        2e04675561465c92490b587e4d28160069e7d614007f6ce5804e07f784b6739e

        SHA512

        d9b1e0d7a80bcf48c548a4b8a747d1eed6c04711c0cf37fa7691f69346f870ec78da57774ece2c095353ab0e2065562dab9cd8aa2eb4372538dc04975a48063f

      • C:\Windows\sg.tmp

        Filesize

        36KB

        MD5

        515cb16740c663e49b88979bc32b7b14

        SHA1

        d1bf5597d6bf039046d82d821708c4f821534c2a

        SHA256

        284728b356c91564e796a2f424d5e927e82896303ce4664d1e41735d1bba9bda

        SHA512

        f64099942a0d59110efcfcdaf2e7d0b7f47f8aaf39acb8a24bfeb2fc70cca188dbf1de544c7d83e7af4e74c98e1147dada93cd08a8b67763a3c69a331d957754

      • C:\Windows\sg.tmp1

        Filesize

        36KB

        MD5

        515cb16740c663e49b88979bc32b7b14

        SHA1

        d1bf5597d6bf039046d82d821708c4f821534c2a

        SHA256

        284728b356c91564e796a2f424d5e927e82896303ce4664d1e41735d1bba9bda

        SHA512

        f64099942a0d59110efcfcdaf2e7d0b7f47f8aaf39acb8a24bfeb2fc70cca188dbf1de544c7d83e7af4e74c98e1147dada93cd08a8b67763a3c69a331d957754

      • C:\Windows\sg.tmp1

        Filesize

        36KB

        MD5

        515cb16740c663e49b88979bc32b7b14

        SHA1

        d1bf5597d6bf039046d82d821708c4f821534c2a

        SHA256

        284728b356c91564e796a2f424d5e927e82896303ce4664d1e41735d1bba9bda

        SHA512

        f64099942a0d59110efcfcdaf2e7d0b7f47f8aaf39acb8a24bfeb2fc70cca188dbf1de544c7d83e7af4e74c98e1147dada93cd08a8b67763a3c69a331d957754

      • memory/4640-137-0x0000000000000000-mapping.dmp

      • memory/4768-133-0x0000000000000000-mapping.dmp

      • memory/4796-134-0x0000000000000000-mapping.dmp

      • memory/4828-132-0x0000000000400000-0x0000000000411000-memory.dmp

        Filesize

        68KB

      • memory/4828-135-0x0000000000400000-0x0000000000411000-memory.dmp

        Filesize

        68KB