Resubmissions

16-10-2024 07:59

241016-jvdymszgqc 10

16-10-2024 07:57

241016-jtrhcazgnc 10

Analysis

  • max time kernel
    118s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240903-en
  • resource tags

    arch:x64arch:x86image:win7-20240903-enlocale:en-usos:windows7-x64system
  • submitted
    16-10-2024 07:59

General

  • Target

    krambus.exe

  • Size

    6.9MB

  • MD5

    50afda704ab69b60ea2d25c84f779c3f

  • SHA1

    c77c325c2cbf4053633ccfcd06a9d3dd2cbb1c38

  • SHA256

    fc913469c47ff2fa16df4814d9bd7e9bda7fcd2fd9fe1cc130738681df381f3a

  • SHA512

    27c75d06c7c2d1673b0faf85deb21c0bcd6d1ec3331d3ff558f4c1ac49d9714b9363cb5220ccdd065972db239dfa4d34c7ff5be0c6fa2bf39a7689db61f52495

  • SSDEEP

    98304:agDjWM8JEE1rgBamaHl3Ne4i3Tf2PkOpfW9hZMMoVmkzhxIdfXeR8YKJJcGhEIFd:ag0/eNTfm/pf+xk4dWR8trbWOjgs+6

Score
7/10
upx

Malware Config

Signatures

  • Loads dropped DLL 1 IoCs
  • UPX packed file 2 IoCs

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

  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\krambus.exe
    "C:\Users\Admin\AppData\Local\Temp\krambus.exe"
    1⤵
    • Suspicious use of WriteProcessMemory
    PID:2548
    • C:\Users\Admin\AppData\Local\Temp\krambus.exe
      "C:\Users\Admin\AppData\Local\Temp\krambus.exe"
      2⤵
      • Loads dropped DLL
      PID:2352

Network

MITRE ATT&CK Matrix

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\_MEI25482\python311.dll

    Filesize

    1.6MB

    MD5

    bb46b85029b543b70276ad8e4c238799

    SHA1

    123bdcd9eebcac1ec0fd2764a37e5e5476bb0c1c

    SHA256

    72c24e1db1ba4df791720a93ca9502d77c3738eebf8b9092a5d82aa8d80121d0

    SHA512

    5e993617509c1cf434938d6a467eb0494e04580ad242535a04937f7c174d429da70a6e71792fc3de69e103ffc5d9de51d29001a4df528cfffefdaa2cef4eaf31

  • memory/2352-23-0x000007FEF6240000-0x000007FEF6828000-memory.dmp

    Filesize

    5.9MB