Analysis

  • max time kernel
    118s
  • max time network
    119s
  • platform
    windows7_x64
  • resource
    win7-20240221-en
  • resource tags

    arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-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 28 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:2732
    • 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:2832
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c set
        3⤵
          PID:2904
        • C:\Windows\SysWOW64\ipconfig.exe
          ipconfig /all
          3⤵
          • Gathers network information
          PID:2340
        • C:\Windows\SysWOW64\tasklist.exe
          tasklist
          3⤵
          • Enumerates processes with tasklist
          • Suspicious use of AdjustPrivilegeToken
          PID:2536
        • C:\Windows\SysWOW64\net.exe
          net start
          3⤵
          • Suspicious use of WriteProcessMemory
          PID:2544
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 start
            4⤵
              PID:2596
          • C:\Windows\SysWOW64\NETSTAT.EXE
            netstat -an
            3⤵
            • Gathers network information
            • Suspicious use of AdjustPrivilegeToken
            PID:2448

      Network

            MITRE ATT&CK Enterprise v15

            Replay Monitor

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            Downloads

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

              Filesize

              8KB

              MD5

              c9d9c5a73b656399aa503a73299cb29f

              SHA1

              c7ee412aef37cfa0404d361c5db658aa9af2f845

              SHA256

              3ba943c3c52226ad438b9ff37432999f4bf8b6576ce275a152fdae70dce2d58d

              SHA512

              3ea6aebe50c5fb1aec9cd58edc93875a795d6214c3fc909609c9274ae60e170051a1928e23b6ffc568e7914996e56b887578bf87aa2f2b1974b7f6b06f78c894