Overview

overview

7

Static

static

3

c75b0522bc...18.exe

windows7-x64

7

c75b0522bc...18.exe

windows10-2004-x64

7

Analysis

  • max time kernel
    150s
  • max time network
    123s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240802-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system
  • submitted
    28-08-2024 17:53

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General

  • Target

    c75b0522bcab18c5e48fa538f768b0e2_JaffaCakes118.exe

  • Size

    368KB

  • MD5

    c75b0522bcab18c5e48fa538f768b0e2

  • SHA1

    81c495dfab250afee32f17650cc3f6cd3026e120

  • SHA256

    4c42245b86d977cb8a93103b0f628bc8b08e92a6a07a7eabd6f16368269e39d9

  • SHA512

    37d79d4d8904fe6967e25d4178d14cf0378cc44791e295d22a5cc0d62e206c79c6c8c85ea00a540f5b82227dbdb3c309de830617b9938c8546bab248e894bd75

  • SSDEEP

    6144:4zWLBJJm5cp5jDmmuApRr4IxaZS9rL0TZLl9+sdcPyVS+SbU1JXnI3w9bGGeybJ5:4zWjWApKC0lTcPu1F1JXnC+CPyXgltmR

Score
7/10
discoverypersistenceupx

Malware Config

Signatures

  • Deletes itself 1 IoCs
  • Executes dropped EXE 1 IoCs
  • UPX packed file 4 IoCs

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

    upx
  • Adds Run key to start application 2 TTPs 1 IoCs
    persistence
  • Program crash 2 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 2 IoCs

    Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

    discovery
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of FindShellTrayWindow 2 IoCs
  • Suspicious use of SendNotifyMessage 2 IoCs
  • Suspicious use of WriteProcessMemory 3 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\c75b0522bcab18c5e48fa538f768b0e2_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\c75b0522bcab18c5e48fa538f768b0e2_JaffaCakes118.exe"
    1⤵
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of AdjustPrivilegeToken
    • Suspicious use of WriteProcessMemory
    PID:2404
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -u -p 2404 -s 700
      2⤵
      • Program crash
      PID:3448
    • C:\dI01605PiMkI01605\dI01605PiMkI01605.exe
      "\dI01605PiMkI01605\dI01605PiMkI01605.exe" "C:\Users\Admin\AppData\Local\Temp\c75b0522bcab18c5e48fa538f768b0e2_JaffaCakes118.exe"
      2⤵
      • Deletes itself
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of AdjustPrivilegeToken
      • Suspicious use of FindShellTrayWindow
      • Suspicious use of SendNotifyMessage
      PID:448
      • C:\Windows\SysWOW64\WerFault.exe
        C:\Windows\SysWOW64\WerFault.exe -u -p 448 -s 696
        3⤵
        • Program crash
        PID:4248
  • C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -pss -s 428 -p 2404 -ip 2404
    1⤵
      PID:4992
    • C:\Windows\SysWOW64\WerFault.exe
      C:\Windows\SysWOW64\WerFault.exe -pss -s 424 -p 448 -ip 448
      1⤵
        PID:1164

      Network

      MITRE ATT&CK Enterprise v15

      Replay Monitor

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      Downloads

      • C:\dI01605PiMkI01605\dI01605PiMkI01605.exe
        Filesize

        368KB

        MD5

        311c3cc97ea2055da2684222555d7797

        SHA1

        bfb3546063b3e4bcf803bd2dbf063246d385bc4d

        SHA256

        ed4adf67d11026494766f6261881b93d0368be0a5e5d7ecf1a65c9a031827dad

        SHA512

        5c713b19289e7e3c82dc7b4458e82fcdc374b512a62d6f5f3490e1358eabb4a568bfebb8096e40bdb69e139f2860879fb7a27b4483e3850bdc70c30869d9f7ad

        Download Submit

      • memory/2404-0-0x0000000002310000-0x0000000002313000-memory.dmp

        Filesize

        12KB

        Download

      • memory/2404-1-0x0000000000400000-0x00000000004C3000-memory.dmp

        Filesize

        780KB

        Download

      • memory/2404-2-0x0000000000400000-0x00000000004C3000-memory.dmp

        Filesize

        780KB

        Download

      • memory/2404-8-0x0000000002320000-0x0000000002321000-memory.dmp

        Filesize

        4KB

        Download

      • memory/2404-163-0x0000000000400000-0x00000000004C3000-memory.dmp

        Filesize

        780KB

        Download

      • memory/2404-207-0x0000000000400000-0x00000000004C3000-memory.dmp

        Filesize

        780KB

        Download