Analysis

  • max time kernel
    149s
  • max time network
    150s
  • platform
    windows10-2004_x64
  • resource
    win10v2004-20240226-en
  • resource tags

    arch:x64arch:x86image:win10v2004-20240226-enlocale:en-usos:windows10-2004-x64system
  • submitted
    04/04/2024, 17:45

General

  • Target

    beb0eae669952040b5a11956f9576b25_JaffaCakes118.exe

  • Size

    24KB

  • MD5

    beb0eae669952040b5a11956f9576b25

  • SHA1

    dc4e7e23837c7fd756136d07e8208aece18baf7d

  • SHA256

    2b7c38975c3299b22a69f71f762352fdd87a707dd38cb3b71f914b63e3ddbd2e

  • SHA512

    373ef784e60cde7afbda1d84e410d9c811d5b4f299c2c505aa7fb5eb61255324b183af3a789ccc08d17399033d78b14380e6a4a84675449e20a74c68cca7ec75

  • SSDEEP

    384:E3eVES+/xwGkRKJD+clM61qmTTMVF9/q5V0:bGS+ZfbJD9O8qYoA6

Score
6/10

Malware Config

Signatures

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops file in Program Files directory 1 IoCs
  • Enumerates processes with tasklist 1 TTPs 1 IoCs
  • Gathers network information 2 TTPs 2 IoCs

    Uses commandline utility to view network configuration.

  • Runs net.exe
  • Suspicious use of AdjustPrivilegeToken 2 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 21 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\beb0eae669952040b5a11956f9576b25_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\beb0eae669952040b5a11956f9576b25_JaffaCakes118.exe"
    1⤵
    • Adds Run key to start application
    • Drops file in Program Files directory
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:1704
    • C:\Windows\SysWOW64\cmd.exe
      cmd /c ver >c:\windows\temp\flash.log & cmd /c set >>c:\windows\temp\flash.log & ipconfig /all >>c:\windows\temp\flash.log & tasklist >>c:\windows\temp\flash.log & net start>>c:\windows\temp\flash.log & netstat -an >>c:\windows\temp\flash.log
      2⤵
      • Suspicious use of WriteProcessMemory
      PID:4684
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c set
        3⤵
          PID:1628
        • C:\Windows\SysWOW64\ipconfig.exe
          ipconfig /all
          3⤵
          • Gathers network information
          PID:2304
        • C:\Windows\SysWOW64\tasklist.exe
          tasklist
          3⤵
          • Enumerates processes with tasklist
          • Suspicious use of AdjustPrivilegeToken
          PID:932
        • C:\Windows\SysWOW64\net.exe
          net start
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:832
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 start
            4⤵
              PID:4532
          • C:\Windows\SysWOW64\NETSTAT.EXE
            netstat -an
            3⤵
            • Gathers network information
            • Suspicious use of AdjustPrivilegeToken
            PID:3024

      Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

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            Downloads

            • \??\c:\windows\temp\flash.log

              Filesize

              14KB

              MD5

              e79627a414d1481a41d879818f21f614

              SHA1

              1cf27c0cc450e4119bf67ee987a33e282a05ea02

              SHA256

              0e03e2ba52fd91d0a82338cf60f80fcfa4c7cac69043105d5db9b587caf1c520

              SHA512

              4d6d4839925b5c76a2ae5a9b78905ab8e556d20b976e952a097c7f3f6dba6e36a69b0940b20a69db09cb71a33a65b04801d493f26caa0598d9cce01ffb62cc17