Analysis

  • max time kernel
    120s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20231129-en
  • resource tags

    arch:x64arch:x86image:win7-20231129-enlocale:en-usos:windows7-x64system
  • submitted
    12/01/2024, 16:46

General

  • Target

    56f9a7abd4ad9c1f7cb83792cbc833ef.exe

  • Size

    1.6MB

  • MD5

    56f9a7abd4ad9c1f7cb83792cbc833ef

  • SHA1

    ad4dfb1f2e4bb2ae9064b5e4f7c547a37789e663

  • SHA256

    4c6139b410c9b1b6b7c7062254bb82840ae6af829ac2817f4c57a98b55e899b3

  • SHA512

    d35efce96d7deece7fef08a5ea816c4584a09afba5bf9703141304097b507f61e5062be6009b4742dbb10e4e73c87073a7ea2260a551eca6323b8d6ca87e0c9c

  • SSDEEP

    49152:Q4+FfQO62ZPacakLz0HBDpjg8632wPcakLz0O:1+Ffj62dacakchS87ccakcO

Score
7/10
upx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • Loads dropped DLL 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
  • 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\56f9a7abd4ad9c1f7cb83792cbc833ef.exe
    "C:\Users\Admin\AppData\Local\Temp\56f9a7abd4ad9c1f7cb83792cbc833ef.exe"
    1⤵
    • Loads dropped DLL
    • Suspicious behavior: RenamesItself
    • Suspicious use of UnmapMainImage
    • Suspicious use of WriteProcessMemory
    PID:3012
    • C:\Users\Admin\AppData\Local\Temp\56f9a7abd4ad9c1f7cb83792cbc833ef.exe
      C:\Users\Admin\AppData\Local\Temp\56f9a7abd4ad9c1f7cb83792cbc833ef.exe
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Modifies system certificate store
      • Suspicious use of UnmapMainImage
      • Suspicious use of WriteProcessMemory
      PID:3024
      • C:\Windows\SysWOW64\schtasks.exe
        schtasks.exe /CREATE /RL HIGHEST /SC ONLOGON /TR "C:\Users\Admin\AppData\Local\Temp\56f9a7abd4ad9c1f7cb83792cbc833ef.exe" /TN qm2lmOfce5f6 /F
        3⤵
        • Creates scheduled task(s)
        PID:2608
      • C:\Windows\SysWOW64\cmd.exe
        cmd.exe /c schtasks.exe /Query /XML /TN qm2lmOfce5f6 > C:\Users\Admin\AppData\Local\Temp\K72PmOdb.xml
        3⤵
        • Suspicious use of WriteProcessMemory
        PID:2696
  • C:\Windows\SysWOW64\schtasks.exe
    schtasks.exe /Query /XML /TN qm2lmOfce5f6
    1⤵
      PID:2716

    Network

          MITRE ATT&CK Enterprise v15

          Replay Monitor

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          Downloads

          • \Users\Admin\AppData\Local\Temp\56f9a7abd4ad9c1f7cb83792cbc833ef.exe

            Filesize

            1024KB

            MD5

            e2e6a834bf9bc3494dae3e7b71696a6d

            SHA1

            5a4c951710f56f117edf94defedda6a521113656

            SHA256

            f7c520b2a178833205a4de1495736f2ad9a46b38936640d5c5941edc174da957

            SHA512

            0d2eefb6d119de168c8579799c1926b17e9258daa89dcbbd28c2b479607a192eb20b6eb3ef49f9f545d7ac22f64b19c4b73196d0bb1c604a2528f6fba4046e92

          • memory/3012-16-0x0000000000400000-0x000000000046B000-memory.dmp

            Filesize

            428KB

          • memory/3012-1-0x0000000000400000-0x000000000046B000-memory.dmp

            Filesize

            428KB

          • memory/3012-2-0x00000000001A0000-0x000000000021E000-memory.dmp

            Filesize

            504KB

          • memory/3012-0-0x0000000000400000-0x000000000065C000-memory.dmp

            Filesize

            2.4MB

          • memory/3012-15-0x0000000023070000-0x00000000232CC000-memory.dmp

            Filesize

            2.4MB

          • memory/3012-45-0x0000000023070000-0x00000000232CC000-memory.dmp

            Filesize

            2.4MB

          • memory/3024-20-0x0000000000400000-0x000000000065C000-memory.dmp

            Filesize

            2.4MB

          • memory/3024-31-0x0000000000320000-0x000000000038B000-memory.dmp

            Filesize

            428KB

          • memory/3024-26-0x0000000000400000-0x000000000045B000-memory.dmp

            Filesize

            364KB

          • memory/3024-22-0x0000000000230000-0x00000000002AE000-memory.dmp

            Filesize

            504KB

          • memory/3024-46-0x0000000000400000-0x000000000065C000-memory.dmp

            Filesize

            2.4MB