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Analysis

  • max time kernel
    89s
  • max time network
    132s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20231215-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20231215-enlocale:en-usos:windows10-2004-x64system
  • submitted
    15/03/2024, 03:18

General

  • Target

    c6ee8ae5b1c12e17a9afb0efc561ecca.exe

  • Size

    1.6MB

  • MD5

    c6ee8ae5b1c12e17a9afb0efc561ecca

  • SHA1

    038397f8d99651a2203e7f26ebf350bc025eaaad

  • SHA256

    16abdd01618b56b8c5d09def17edcef03a3f0f6dc649f7169b2f3f7d42b1a20f

  • SHA512

    9b08227c840457ab1aa5a5d0399cd5a864ab94009cf5ae5fc85826e44e993f914ffe20cab0f77a533949b844a259f89f4cbcaa4ec7b5b9b28ee687ec12898df6

  • SSDEEP

    49152:2Vo5NsEdezucakLz0qld0/gHSvTRlibcakLz0O:QSNsEdezucakcqldagyvPibcakcO

Score
7/10
upx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • UPX packed file 2 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 1 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\c6ee8ae5b1c12e17a9afb0efc561ecca.exe
    "C:\Users\Admin\AppData\Local\Temp\c6ee8ae5b1c12e17a9afb0efc561ecca.exe"
    1⤵
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:4208
    • C:\Users\Admin\AppData\Local\Temp\c6ee8ae5b1c12e17a9afb0efc561ecca.exe
      C:\Users\Admin\AppData\Local\Temp\c6ee8ae5b1c12e17a9afb0efc561ecca.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      • Suspicious use of WriteProcessMemory
      PID:2608
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks.exe /CREATE /RL HIGHEST /SC ONLOGON /TR "C:\Users\Admin\AppData\Local\Temp\c6ee8ae5b1c12e17a9afb0efc561ecca.exe" /TN qPTTkyZ9c33c /F
        3⤵
        • Creates scheduled task(s)
        PID:2176
      • C:\Windows\SysWOW64\cmd.exe
        cmd.exe /c schtasks.exe /Query /XML /TN qPTTkyZ9c33c > C:\Users\Admin\AppData\Local\Temp\P553X3.xml
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:3104
        • C:\Windows\SysWOW64\schtasks.exe
          schtasks.exe /Query /XML /TN qPTTkyZ9c33c
          4⤵
            PID:988
        • C:\Windows\SysWOW64\WerFault.exe
          C:\Windows\SysWOW64\WerFault.exe -u -p 2608 -s 616
          3⤵
          • Program crash
          PID:4692
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2608 -ip 2608
      1⤵
        PID:3388

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

      Loading Replay Monitor...

      Downloads

      • C:\Users\Admin\AppData\Local\Temp\P553X3.xml

        Filesize

        1KB

        MD5

        928cb15fd02af2175f59b5321096650a

        SHA1

        502c34108fde27b729adadad3b0af29b2e2cf4b1

        SHA256

        a3365522c2c0a5f16554591dfcb6b57879269127e0a00a4cab3ada0fbc71700f

        SHA512

        45d30b83cd674883c861e7d8f71c27547182e5cfaadc9cc05bd0a9b99d5fa6184445b6db934c9dfceb04a240739816993cbcfdbe5880d7d7734dad3e5efb012d

      • C:\Users\Admin\AppData\Local\Temp\c6ee8ae5b1c12e17a9afb0efc561ecca.exe

        Filesize

        1.6MB

        MD5

        931bc5dcc2c94861af73ea314123abb1

        SHA1

        406003750629e397b1d8786d9a14de78bc06db82

        SHA256

        739976147f25f7e3ee0857ec5c5e1607c543b8d8033fde53fa733de76f99c3f9

        SHA512

        b47e18ac2131084589ddfefd04a8544774a05f175ef01c15e63c4d0e8fc2e53821e984461b5ce69707a87d3ffe2457751ba68b99035f0d87660c75d557a99a27

      • memory/2608-15-0x0000000024020000-0x000000002409E000-memory.dmp

        Filesize

        504KB

      • memory/2608-18-0x0000000000400000-0x000000000065C000-memory.dmp

        Filesize

        2.4MB

      • memory/2608-23-0x0000000000470000-0x00000000004DB000-memory.dmp

        Filesize

        428KB

      • memory/2608-24-0x0000000000400000-0x000000000045B000-memory.dmp

        Filesize

        364KB

      • memory/2608-41-0x0000000000400000-0x000000000065C000-memory.dmp

        Filesize

        2.4MB

      • memory/4208-0-0x0000000000400000-0x000000000065C000-memory.dmp

        Filesize

        2.4MB

      • memory/4208-2-0x0000000025030000-0x00000000250AE000-memory.dmp

        Filesize

        504KB

      • memory/4208-1-0x0000000000400000-0x000000000046B000-memory.dmp

        Filesize

        428KB

      • memory/4208-14-0x0000000000400000-0x000000000046B000-memory.dmp

        Filesize

        428KB