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Analysis

  • max time kernel
    117s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    28/01/2024, 15:06

General

  • Target

    7d49f73681f8f0fbba9315f4ae02916b.exe

  • Size

    821KB

  • MD5

    7d49f73681f8f0fbba9315f4ae02916b

  • SHA1

    d60460389295773336eff8d60213f35a48f06c17

  • SHA256

    e08e88635a129122287e9c873c386b72d706d6639ad68e5de509bd842af46c8d

  • SHA512

    5ed69b9d45eec8d0d8c3712e87b2e8d71d7fc48d93e76f738a3370d5a7fb32b85ba606e1c5b7e3aa4054fbe358c2a18905c1509e71f481cb1d7f492aa6f9dbd0

  • SSDEEP

    12288:LsMYxhA9bm1D0WjZfYh/Qb/LUnKaR26mLQ16BpOWuoflO9dJ5IECpxOokLZsCtQ2:LADjsXKybqQ4OWuocjukL2CDYO

Score
7/10
upx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 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
  • 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 4 IoCs
  • Suspicious behavior: RenamesItself 1 IoCs
  • Suspicious use of UnmapMainImage 2 IoCs
  • Suspicious use of WriteProcessMemory 16 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\7d49f73681f8f0fbba9315f4ae02916b.exe
    "C:\Users\Admin\AppData\Local\Temp\7d49f73681f8f0fbba9315f4ae02916b.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:2384
    • C:\Users\Admin\AppData\Local\Temp\7d49f73681f8f0fbba9315f4ae02916b.exe
      C:\Users\Admin\AppData\Local\Temp\7d49f73681f8f0fbba9315f4ae02916b.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      • Suspicious use of WriteProcessMemory
      PID:1744
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks.exe /CREATE /RL HIGHEST /SC ONLOGON /TR "C:\Users\Admin\AppData\Local\Temp\7d49f73681f8f0fbba9315f4ae02916b.exe" /TN qm2lmOfce5f6 /F
        3⤵
        • Creates scheduled task(s)
        PID:2560
      • C:\Windows\SysWOW64\cmd.exe
        cmd.exe /c schtasks.exe /Query /XML /TN qm2lmOfce5f6 > C:\Users\Admin\AppData\Local\Temp\nx5TNP3.xml
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2676
        • C:\Windows\SysWOW64\schtasks.exe
          schtasks.exe /Query /XML /TN qm2lmOfce5f6
          4⤵
            PID:2660

    Network

    MITRE ATT&CK Enterprise v15

    Replay Monitor

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    Downloads

    • C:\Users\Admin\AppData\Local\Temp\nx5TNP3.xml

      Filesize

      1KB

      MD5

      cd8c68059a35e94c494b2dc49aab26a2

      SHA1

      cd67f93e6b3b578a4ca12b348f78b1cf0e0df2c0

      SHA256

      f023ed76c4815d0203a94919f4f2f9a537ee5b07caf6110376f9b1976c4e4ae9

      SHA512

      eb3596335504a425eeb9fc538f3a20a129dc1f33611d35247f01a667fbfedb77206e7134fa4aa063000a87b8a93ded88c75b3084551289d79a2051aacfde9064

    • \Users\Admin\AppData\Local\Temp\7d49f73681f8f0fbba9315f4ae02916b.exe

      Filesize

      821KB

      MD5

      80c0c374d2047864b9f18f798e9cbc06

      SHA1

      c69e2d3cc0236de378dfa9594cd38bf9b53e5f2a

      SHA256

      e0f571ed13c91ba8e6e45905e8507f44a2d0949fd1812f303159a5f1c75697a6

      SHA512

      77ae06c273702e5caf97ddd14059f8c7f41a531f5be25ef4761813b1082da3bf53678cffc02d95d6a2767424a34a881de8553c88193bf471b4dc148a3179c098

    • memory/1744-18-0x0000000022D90000-0x0000000022E0E000-memory.dmp

      Filesize

      504KB

    • memory/1744-20-0x0000000000400000-0x000000000065C000-memory.dmp

      Filesize

      2.4MB

    • memory/1744-25-0x0000000000400000-0x000000000045B000-memory.dmp

      Filesize

      364KB

    • memory/1744-30-0x0000000000390000-0x00000000003FB000-memory.dmp

      Filesize

      428KB

    • memory/1744-44-0x0000000000400000-0x000000000065C000-memory.dmp

      Filesize

      2.4MB

    • memory/2384-1-0x0000000000400000-0x000000000046B000-memory.dmp

      Filesize

      428KB

    • memory/2384-3-0x00000000002D0000-0x000000000034E000-memory.dmp

      Filesize

      504KB

    • memory/2384-0-0x0000000000400000-0x000000000065C000-memory.dmp

      Filesize

      2.4MB

    • memory/2384-16-0x0000000000400000-0x000000000046B000-memory.dmp

      Filesize

      428KB