Analysis

  • max time kernel
    149s
  • max time network
    121s
  • platform
    windows7_x64
  • resource
    win7-20240708-en
  • resource tags

    arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system
  • submitted
    20-09-2024 19:12

General

  • Target

    ee405277b852e50900286c0c459bb825_JaffaCakes118.exe

  • Size

    498KB

  • MD5

    ee405277b852e50900286c0c459bb825

  • SHA1

    0f928867aee0ae01752ec28c818a9844658eaa5c

  • SHA256

    dc3b158e06ca5cb37f35a96aee39fd000ed5a1a26ef69ad8a7e6d39a6f228ebd

  • SHA512

    d0c5651bbc443553d840ecde25ab0ea926eab9be21335e2e4ac7aed7ae1258aa54168748fc8a3e742a90bda44dbc3bda2faef5514215291e76f87a82f2005a72

  • SSDEEP

    12288:CjyvdbX024ALz8LSK8bCElahx0Ntu4Z810AioUPxa6uf3I9W:UMdbxd/CElS0C4Z8ENPxFufY

Score
10/10

Malware Config

Signatures

  • Modifies WinLogon for persistence 2 TTPs 2 IoCs
  • Adds policy Run key to start application 2 TTPs 4 IoCs
  • Boot or Logon Autostart Execution: Active Setup 2 TTPs 5 IoCs

    Adversaries may achieve persistence by adding a Registry key to the Active Setup of the local machine.

  • Executes dropped EXE 2 IoCs
  • Loads dropped DLL 4 IoCs
  • Modifies WinLogon 2 TTPs 2 IoCs
  • Drops file in System32 directory 7 IoCs
  • Drops file in Windows directory 8 IoCs
  • System Location Discovery: System Language Discovery 1 TTPs 7 IoCs

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

  • Runs net.exe
  • Suspicious behavior: EnumeratesProcesses 64 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 24 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\ee405277b852e50900286c0c459bb825_JaffaCakes118.exe
    "C:\Users\Admin\AppData\Local\Temp\ee405277b852e50900286c0c459bb825_JaffaCakes118.exe"
    1⤵
    • Modifies WinLogon for persistence
    • Adds policy Run key to start application
    • Boot or Logon Autostart Execution: Active Setup
    • Loads dropped DLL
    • Modifies WinLogon
    • Drops file in System32 directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious behavior: EnumeratesProcesses
    • Suspicious use of WriteProcessMemory
    PID:2384
    • C:\Windows\SysWOW64\fservice.exe
      C:\Windows\system32\fservice.exe
      2⤵
      • Executes dropped EXE
      • Drops file in System32 directory
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      • Suspicious use of WriteProcessMemory
      PID:2836
      • C:\Windows\services.exe
        C:\Windows\services.exe -XP
        3⤵
        • Modifies WinLogon for persistence
        • Adds policy Run key to start application
        • Boot or Logon Autostart Execution: Active Setup
        • Executes dropped EXE
        • Loads dropped DLL
        • Modifies WinLogon
        • Drops file in System32 directory
        • Drops file in Windows directory
        • System Location Discovery: System Language Discovery
        • Suspicious behavior: EnumeratesProcesses
        • Suspicious use of SetWindowsHookEx
        • Suspicious use of WriteProcessMemory
        PID:1312
        • C:\Windows\SysWOW64\NET.exe
          NET STOP srservice
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:1676
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 STOP srservice
            5⤵
            • System Location Discovery: System Language Discovery
            PID:1680
        • C:\Windows\SysWOW64\NET.exe
          NET STOP navapsvc
          4⤵
          • System Location Discovery: System Language Discovery
          • Suspicious use of WriteProcessMemory
          PID:1796
          • C:\Windows\SysWOW64\net1.exe
            C:\Windows\system32\net1 STOP navapsvc
            5⤵
            • System Location Discovery: System Language Discovery
            PID:1296

Network

MITRE ATT&CK Enterprise v15

Replay Monitor

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Downloads

  • C:\Windows\SysWOW64\fservice.exe

    Filesize

    498KB

    MD5

    ee405277b852e50900286c0c459bb825

    SHA1

    0f928867aee0ae01752ec28c818a9844658eaa5c

    SHA256

    dc3b158e06ca5cb37f35a96aee39fd000ed5a1a26ef69ad8a7e6d39a6f228ebd

    SHA512

    d0c5651bbc443553d840ecde25ab0ea926eab9be21335e2e4ac7aed7ae1258aa54168748fc8a3e742a90bda44dbc3bda2faef5514215291e76f87a82f2005a72

  • \Windows\SysWOW64\reginv.dll

    Filesize

    36KB

    MD5

    d4a3f90e159ffbcbc4f9740de4b7f171

    SHA1

    0542f5d1e2c23dca8d90766b3a8537dc3880e5c9

    SHA256

    2200dd5f83d2fb8c5d3994206a4fa9ff34b4cbfe56ed39a9a03c954cf45d8f77

    SHA512

    5493beb50b5f7d8ec52f32718d01696916ae173456005d0c1294ce695161ce5004aff58ee3892bf5db0f9b23720146a6d3ae8ffbcbbd81f84d894fdc8cf75a94

  • \Windows\SysWOW64\winkey.dll

    Filesize

    24KB

    MD5

    43e7d9b875c921ba6be38d45540fb9dd

    SHA1

    f22a73fc0d4aa3ea6c0b8f61d974b028f308acc4

    SHA256

    f1b2b0abe844e6ba812c7f8709a463a7f6c56fa6ac38d376a0739cc3469f795b

    SHA512

    2e74e23c0875b69b82319391c392132f28f4eb45aa412805130382498ae48969a06a2b3a7528b626fa7d7ddb6b006f19f0ef8d73cf73cb9a0c0df44a21077622

  • memory/1312-109-0x0000000000350000-0x000000000039C000-memory.dmp

    Filesize

    304KB

  • memory/1312-112-0x0000000000400000-0x000000000060E000-memory.dmp

    Filesize

    2.1MB

  • memory/1312-101-0x0000000000350000-0x000000000039C000-memory.dmp

    Filesize

    304KB

  • memory/1312-102-0x0000000000350000-0x000000000039C000-memory.dmp

    Filesize

    304KB

  • memory/1312-103-0x0000000000350000-0x000000000039C000-memory.dmp

    Filesize

    304KB

  • memory/1312-104-0x0000000000350000-0x000000000039C000-memory.dmp

    Filesize

    304KB

  • memory/1312-99-0x0000000000350000-0x000000000039C000-memory.dmp

    Filesize

    304KB

  • memory/1312-100-0x0000000000350000-0x000000000039C000-memory.dmp

    Filesize

    304KB

  • memory/1312-106-0x0000000000350000-0x000000000039C000-memory.dmp

    Filesize

    304KB

  • memory/1312-107-0x0000000000350000-0x000000000039C000-memory.dmp

    Filesize

    304KB

  • memory/1312-108-0x0000000000350000-0x000000000039C000-memory.dmp

    Filesize

    304KB

  • memory/1312-128-0x0000000000400000-0x000000000060E000-memory.dmp

    Filesize

    2.1MB

  • memory/1312-111-0x0000000000400000-0x000000000060E000-memory.dmp

    Filesize

    2.1MB

  • memory/1312-126-0x0000000000400000-0x000000000060E000-memory.dmp

    Filesize

    2.1MB

  • memory/1312-113-0x0000000000400000-0x000000000060E000-memory.dmp

    Filesize

    2.1MB

  • memory/1312-116-0x0000000000400000-0x000000000060E000-memory.dmp

    Filesize

    2.1MB

  • memory/1312-117-0x0000000000400000-0x000000000060E000-memory.dmp

    Filesize

    2.1MB

  • memory/1312-129-0x0000000000400000-0x000000000060E000-memory.dmp

    Filesize

    2.1MB

  • memory/1312-118-0x0000000000400000-0x000000000060E000-memory.dmp

    Filesize

    2.1MB

  • memory/1312-119-0x0000000000400000-0x000000000060E000-memory.dmp

    Filesize

    2.1MB

  • memory/1312-114-0x0000000000400000-0x000000000060E000-memory.dmp

    Filesize

    2.1MB

  • memory/1312-110-0x0000000000350000-0x000000000039C000-memory.dmp

    Filesize

    304KB

  • memory/1312-105-0x0000000000350000-0x000000000039C000-memory.dmp

    Filesize

    304KB

  • memory/1312-98-0x0000000000350000-0x000000000039C000-memory.dmp

    Filesize

    304KB

  • memory/1312-96-0x0000000000400000-0x000000000060E000-memory.dmp

    Filesize

    2.1MB

  • memory/1312-97-0x0000000000400000-0x000000000060E000-memory.dmp

    Filesize

    2.1MB

  • memory/1312-95-0x0000000000400000-0x000000000060E000-memory.dmp

    Filesize

    2.1MB

  • memory/1312-94-0x0000000000400000-0x000000000060E000-memory.dmp

    Filesize

    2.1MB

  • memory/2384-27-0x0000000000280000-0x00000000002CC000-memory.dmp

    Filesize

    304KB

  • memory/2384-9-0x0000000000280000-0x00000000002CC000-memory.dmp

    Filesize

    304KB

  • memory/2384-21-0x0000000000280000-0x00000000002CC000-memory.dmp

    Filesize

    304KB

  • memory/2384-19-0x0000000000280000-0x00000000002CC000-memory.dmp

    Filesize

    304KB

  • memory/2384-17-0x0000000000280000-0x00000000002CC000-memory.dmp

    Filesize

    304KB

  • memory/2384-50-0x00000000035A0000-0x00000000037AE000-memory.dmp

    Filesize

    2.1MB

  • memory/2384-1-0x0000000000280000-0x00000000002CC000-memory.dmp

    Filesize

    304KB

  • memory/2384-48-0x00000000035A0000-0x00000000037AE000-memory.dmp

    Filesize

    2.1MB

  • memory/2384-18-0x0000000000280000-0x00000000002CC000-memory.dmp

    Filesize

    304KB

  • memory/2384-51-0x0000000000280000-0x00000000002CC000-memory.dmp

    Filesize

    304KB

  • memory/2384-53-0x0000000000400000-0x000000000060E000-memory.dmp

    Filesize

    2.1MB

  • memory/2384-54-0x0000000000401000-0x00000000004BA000-memory.dmp

    Filesize

    740KB

  • memory/2384-2-0x0000000000400000-0x000000000060E000-memory.dmp

    Filesize

    2.1MB

  • memory/2384-3-0x0000000000400000-0x000000000060E000-memory.dmp

    Filesize

    2.1MB

  • memory/2384-4-0x0000000000400000-0x000000000060E000-memory.dmp

    Filesize

    2.1MB

  • memory/2384-12-0x0000000000280000-0x00000000002CC000-memory.dmp

    Filesize

    304KB

  • memory/2384-14-0x0000000000280000-0x00000000002CC000-memory.dmp

    Filesize

    304KB

  • memory/2384-13-0x0000000000400000-0x000000000060E000-memory.dmp

    Filesize

    2.1MB

  • memory/2384-16-0x0000000000280000-0x00000000002CC000-memory.dmp

    Filesize

    304KB

  • memory/2384-11-0x0000000000280000-0x00000000002CC000-memory.dmp

    Filesize

    304KB

  • memory/2384-10-0x0000000000280000-0x00000000002CC000-memory.dmp

    Filesize

    304KB

  • memory/2384-23-0x0000000000280000-0x00000000002CC000-memory.dmp

    Filesize

    304KB

  • memory/2384-8-0x0000000000280000-0x00000000002CC000-memory.dmp

    Filesize

    304KB

  • memory/2384-6-0x0000000000280000-0x00000000002CC000-memory.dmp

    Filesize

    304KB

  • memory/2384-5-0x0000000000280000-0x00000000002CC000-memory.dmp

    Filesize

    304KB

  • memory/2384-7-0x0000000000280000-0x00000000002CC000-memory.dmp

    Filesize

    304KB

  • memory/2384-15-0x0000000000280000-0x00000000002CC000-memory.dmp

    Filesize

    304KB

  • memory/2384-20-0x0000000000280000-0x00000000002CC000-memory.dmp

    Filesize

    304KB

  • memory/2384-39-0x0000000000400000-0x000000000060E000-memory.dmp

    Filesize

    2.1MB

  • memory/2384-38-0x0000000000401000-0x00000000004BA000-memory.dmp

    Filesize

    740KB

  • memory/2384-35-0x0000000000280000-0x00000000002CC000-memory.dmp

    Filesize

    304KB

  • memory/2384-32-0x0000000000280000-0x00000000002CC000-memory.dmp

    Filesize

    304KB

  • memory/2384-31-0x0000000000280000-0x00000000002CC000-memory.dmp

    Filesize

    304KB

  • memory/2384-30-0x0000000000280000-0x00000000002CC000-memory.dmp

    Filesize

    304KB

  • memory/2384-29-0x0000000000280000-0x00000000002CC000-memory.dmp

    Filesize

    304KB

  • memory/2384-28-0x0000000000280000-0x00000000002CC000-memory.dmp

    Filesize

    304KB

  • memory/2384-0-0x0000000000400000-0x000000000060E000-memory.dmp

    Filesize

    2.1MB

  • memory/2384-26-0x0000000000280000-0x00000000002CC000-memory.dmp

    Filesize

    304KB

  • memory/2384-22-0x0000000000280000-0x00000000002CC000-memory.dmp

    Filesize

    304KB

  • memory/2384-25-0x0000000000280000-0x00000000002CC000-memory.dmp

    Filesize

    304KB

  • memory/2384-24-0x0000000000280000-0x00000000002CC000-memory.dmp

    Filesize

    304KB

  • memory/2836-64-0x0000000000220000-0x000000000026C000-memory.dmp

    Filesize

    304KB

  • memory/2836-90-0x0000000000220000-0x000000000026C000-memory.dmp

    Filesize

    304KB

  • memory/2836-92-0x0000000000400000-0x000000000060E000-memory.dmp

    Filesize

    2.1MB

  • memory/2836-93-0x0000000000400000-0x000000000060E000-memory.dmp

    Filesize

    2.1MB

  • memory/2836-85-0x0000000000400000-0x000000000060E000-memory.dmp

    Filesize

    2.1MB

  • memory/2836-88-0x0000000003590000-0x000000000379E000-memory.dmp

    Filesize

    2.1MB

  • memory/2836-86-0x0000000003590000-0x000000000379E000-memory.dmp

    Filesize

    2.1MB

  • memory/2836-65-0x0000000000220000-0x000000000026C000-memory.dmp

    Filesize

    304KB

  • memory/2836-66-0x0000000000220000-0x000000000026C000-memory.dmp

    Filesize

    304KB

  • memory/2836-67-0x0000000000220000-0x000000000026C000-memory.dmp

    Filesize

    304KB

  • memory/2836-68-0x0000000000220000-0x000000000026C000-memory.dmp

    Filesize

    304KB

  • memory/2836-69-0x0000000000220000-0x000000000026C000-memory.dmp

    Filesize

    304KB

  • memory/2836-71-0x0000000000400000-0x000000000060E000-memory.dmp

    Filesize

    2.1MB

  • memory/2836-72-0x0000000000400000-0x000000000060E000-memory.dmp

    Filesize

    2.1MB

  • memory/2836-73-0x0000000000400000-0x000000000060E000-memory.dmp

    Filesize

    2.1MB

  • memory/2836-74-0x0000000000400000-0x000000000060E000-memory.dmp

    Filesize

    2.1MB

  • memory/2836-75-0x0000000000400000-0x000000000060E000-memory.dmp

    Filesize

    2.1MB

  • memory/2836-76-0x0000000000400000-0x000000000060E000-memory.dmp

    Filesize

    2.1MB

  • memory/2836-77-0x0000000000400000-0x000000000060E000-memory.dmp

    Filesize

    2.1MB

  • memory/2836-70-0x0000000000220000-0x000000000026C000-memory.dmp

    Filesize

    304KB

  • memory/2836-60-0x0000000000220000-0x000000000026C000-memory.dmp

    Filesize

    304KB

  • memory/2836-62-0x0000000000220000-0x000000000026C000-memory.dmp

    Filesize

    304KB

  • memory/2836-63-0x0000000000220000-0x000000000026C000-memory.dmp

    Filesize

    304KB

  • memory/2836-61-0x0000000000220000-0x000000000026C000-memory.dmp

    Filesize

    304KB

  • memory/2836-59-0x0000000000220000-0x000000000026C000-memory.dmp

    Filesize

    304KB

  • memory/2836-58-0x0000000000220000-0x000000000026C000-memory.dmp

    Filesize

    304KB

  • memory/2836-56-0x0000000000400000-0x000000000060E000-memory.dmp

    Filesize

    2.1MB

  • memory/2836-57-0x0000000000400000-0x000000000060E000-memory.dmp

    Filesize

    2.1MB

  • memory/2836-55-0x0000000000400000-0x000000000060E000-memory.dmp

    Filesize

    2.1MB

  • memory/2836-49-0x0000000000400000-0x000000000060E000-memory.dmp

    Filesize

    2.1MB