Analysis

  • max time kernel
    117s
  • max time network
    120s
  • platform
    windows7_x64
  • resource
    win7-20240704-en
  • resource tags

    arch:x64arch:x86image:win7-20240704-enlocale:en-usos:windows7-x64system
  • submitted
    29-08-2024 19:54

General

  • Target

    c985ab66f55ec0c4850218087165bee4_JaffaCakes118.exe

  • Size

    24KB

  • MD5

    c985ab66f55ec0c4850218087165bee4

  • SHA1

    6ab9c1b989235ea5c3c56b6a0b8deed6e1cf5a39

  • SHA256

    d630948120e1f39e3fe69e34ea8f5b3cd3d59d330cb84df34088b9e9cecc2133

  • SHA512

    ebf6b8a3df4e89527c07b98d690093fc7df9a6c17b30275602a41c36f3f958b0a3bc313f4514ba832bc4a2346d05384c4b927b577a4897f994907351fcb9026d

  • SSDEEP

    384:E3eVES+/xwGkRKJ89RlblM61qmTTMVF9/q5x0:bGS+ZfbJMRNO8qYoAu

Malware Config

Signatures

  • Adds Run key to start application 2 TTPs 1 IoCs
  • Enumerates processes with tasklist 1 TTPs 1 IoCs
  • Drops file in Program Files directory 1 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 8 IoCs

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

  • 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\c985ab66f55ec0c4850218087165bee4_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\c985ab66f55ec0c4850218087165bee4_JaffaCakes118.exe"
    1⤵
    • Adds Run key to start application
    • Drops file in Program Files directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of SetWindowsHookEx
    • Suspicious use of WriteProcessMemory
    PID:2652
    • 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⤵
      • System Location Discovery: System Language Discovery
      • Suspicious use of WriteProcessMemory
      PID:2372
      • C:\Windows\SysWOW64\cmd.exe
        cmd /c set
        3⤵
        • System Location Discovery: System Language Discovery
        PID:2304
      • C:\Windows\SysWOW64\ipconfig.exe
        ipconfig /all
        3⤵
        • System Location Discovery: System Language Discovery
        • Gathers network information
        PID:1200
      • C:\Windows\SysWOW64\tasklist.exe
        tasklist
        3⤵
        • Enumerates processes with tasklist
        • System Location Discovery: System Language Discovery
        • Suspicious use of AdjustPrivilegeToken
        PID:2888
      • C:\Windows\SysWOW64\net.exe
        net start
        3⤵
        • System Location Discovery: System Language Discovery
        • Suspicious use of WriteProcessMemory
        PID:2168
        • C:\Windows\SysWOW64\net1.exe
          C:\Windows\system32\net1 start
          4⤵
          • System Location Discovery: System Language Discovery
          PID:2676
      • C:\Windows\SysWOW64\NETSTAT.EXE
        netstat -an
        3⤵
        • System Location Discovery: System Language Discovery
        • Gathers network information
        • Suspicious use of AdjustPrivilegeToken
        PID:2716

Network

MITRE ATT&CK Enterprise v15

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Downloads

  • \??\c:\windows\temp\flash.log

    Filesize

    8KB

    MD5

    558ceebbde4a2a685ff065d28e23451c

    SHA1

    e08e2f22721f6f5e17f6b57fc38b5460fe4e3e81

    SHA256

    49eb12f0268e07f0b4d313bcccfc7049e65eb689e2aeb09460ee335f1e90e901

    SHA512

    d04b3fecf250a7e90f60c5981538d8975687e5f14367e1157a5d255ab6931a0101d56f2176f70136898b27f2a4acc810a2513e6e9c896d2abb98607a62da72b3