Analysis

  • max time kernel
    146s
  • max time network
    123s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240419-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system
  • submitted
    02-05-2024 07:29

General

  • Target

    0de2352089319039f8d662bb85060270_JaffaCakes118.exe

  • Size

    203KB

  • MD5

    0de2352089319039f8d662bb85060270

  • SHA1

    8b20af282968a6c08b33dc21c4c09f8c6eec5048

  • SHA256

    bf001b36b3aab066d391faf62110d3512d618bc96915a1d853956f22e8de9f6a

  • SHA512

    de6f65bf99f91168168f616853734a822cd924aa4031107e85d0852e5fc006ce6b9cd29e27d6ce02f77dedc2ca62c24c7c2749aabe3a193a45f724ba24f5d91c

  • SSDEEP

    6144:ULV6Bta6dtJmakIM5J4MA0Knb3c036iLlkWVKVe9:ULV6BtpmkgyTcZmlAm

Malware Config

Signatures

  • NanoCore

    NanoCore is a remote access tool (RAT) with a variety of capabilities.

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Checks whether UAC is enabled 1 TTPs 1 IoCs
  • Drops file in Program Files directory 2 IoCs
  • Creates scheduled task(s) 1 TTPs 2 IoCs

    Schtasks is often used by malware for persistence or to perform post-infection execution.

  • Suspicious behavior: EnumeratesProcesses 6 IoCs
  • Suspicious behavior: GetForegroundWindowSpam 1 IoCs
  • Suspicious use of AdjustPrivilegeToken 1 IoCs
  • Suspicious use of WriteProcessMemory 6 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\0de2352089319039f8d662bb85060270_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\0de2352089319039f8d662bb85060270_JaffaCakes118.exe"
    1⤵
    • Adds Run key to start application
    • Checks whether UAC is enabled
    • Drops file in Program Files directory
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious behavior: GetForegroundWindowSpam
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:3228
    • C:\Windows\SysWOW64\schtasks.exe
      "schtasks.exe" /create /f /tn "DHCP Host" /xml "C:\Users\Admin\AppData\Local\Temp\tmp36CF.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:5724
    • C:\Windows\SysWOW64\schtasks.exe
      "schtasks.exe" /create /f /tn "DHCP Host Task" /xml "C:\Users\Admin\AppData\Local\Temp\tmp372E.tmp"
      2⤵
      • Creates scheduled task(s)
      PID:5324

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Users\Admin\AppData\Local\Temp\tmp36CF.tmp

    Filesize

    1KB

    MD5

    dd9c8aa029090a1b70a2461b8609c012

    SHA1

    e27711b86a53acf35482af49b8fe2715294fdf33

    SHA256

    4148e632aab3643f38591eb8d6e946fae4cfd1f421db424d57e40339f5f32d63

    SHA512

    c7fda323419d6aa35fa2d1d6720d51d35b044e9efb30229f6dac4cd4aaa758ffc66caa459ec0086917a4fa5a0cb2cf421d26cc60e9642dc6b4c5378cc1f90da7

  • C:\Users\Admin\AppData\Local\Temp\tmp372E.tmp

    Filesize

    1KB

    MD5

    0479d5f304ef2d7e3c15fb24a99f88c1

    SHA1

    8edbb1450a656fac5f5e96779ffe440ee8c1aec9

    SHA256

    112557c2b2d0c669a3b115129dc32f005341e965330fa8f2ad3e5de1926594bc

    SHA512

    537e8d87e5cd975f0e69bb145f81d6e9d7b0d82eed143ac351304ea38577137386a51fdb7357ec6d641eb04ff5f51e249bba2db8a4b5bf2934d561394a4a3f15

  • memory/3228-0-0x0000000074892000-0x0000000074893000-memory.dmp

    Filesize

    4KB

  • memory/3228-1-0x0000000074890000-0x0000000074E41000-memory.dmp

    Filesize

    5.7MB

  • memory/3228-2-0x0000000074890000-0x0000000074E41000-memory.dmp

    Filesize

    5.7MB

  • memory/3228-10-0x0000000074890000-0x0000000074E41000-memory.dmp

    Filesize

    5.7MB

  • memory/3228-11-0x0000000074890000-0x0000000074E41000-memory.dmp

    Filesize

    5.7MB

  • memory/3228-12-0x0000000074892000-0x0000000074893000-memory.dmp

    Filesize

    4KB

  • memory/3228-13-0x0000000074890000-0x0000000074E41000-memory.dmp

    Filesize

    5.7MB

  • memory/3228-14-0x0000000074890000-0x0000000074E41000-memory.dmp

    Filesize

    5.7MB