Analysis

  • max time kernel
    148s
  • max time network
    131s
  • platform
    windows11-ltsc_2024_x64
  • resource
    win11ltsc2024-20260911-en
  • resource tags

    arch:x64arch:x86image:win11ltsc2024-20260911-enlocale:en-usos:windows11-ltsc_2024-x64systemwindows
  • submitted
    06/10/2026, 16:06

General

  • Target
    jaffacakes118_Trojan-Dropper.Win32.Agent.oa.exe
  • Size 3.8MB
  • Sample261006-tkd6rs1ydt
  • SHA256 6484ae6bc36529a87c2da7d483b141ae88d4d289d8c53f6dfb0e5eddbdecd995
  • MD5 SHA1 SHA512 SSDEEP TLSH

Malware Config

Signatures

  • ASPack v2.12-2.42 5 IoCs

    Detects executables packed with ASPack v2.12-2.42

  • Executes dropped EXE 12 IoCs
  • Loads dropped DLL 23 IoCs
  • Adds Run key to start application 2 TTPs 1 IoCs
  • Drops file in System32 directory 1 IoCs
  • Drops file in Windows directory 32 IoCs
  • Reads the TCP/IP host and domain name from the registry 1 TTPs 4 IoCs

    The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

  • System Location Discovery: System Language Discovery 1 TTPs 12 IoCs

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

  • Modifies data under HKEY_USERS 5 IoCs
  • Modifies registry class 4 IoCs
  • Suspicious behavior: EnumeratesProcesses 4 IoCs
  • Suspicious use of SetWindowsHookEx 2 IoCs
  • Suspicious use of WriteProcessMemory 10 IoCs

Processes

  • C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Trojan-Dropper.Win32.Agent.oa.exe
    "C:\Users\Admin\AppData\Local\Temp\jaffacakes118_Trojan-Dropper.Win32.Agent.oa.exe"
    1⤵
    • Drops file in System32 directory
    • Drops file in Windows directory
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2528
    • C:\Windows\SysWOW64\msupdate.exe
      2⤵
      • Executes dropped EXE
      • Adds Run key to start application
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:3244
    • C:\Windows\security\msconf.exe
      --basedir=C:\Windows\security netconfig.dll
      2⤵
      • Executes dropped EXE
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      PID:2452
    • C:\Windows\security\FireDaemon.exe
      -i C:\Windows\security\msagent
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      PID:52
    • C:\Windows\security\weblog32.exe
      --fileprefix=cache winsecure.dll
      2⤵
      • Executes dropped EXE
      • Drops file in Windows directory
      • System Location Discovery: System Language Discovery
      PID:1308
    • C:\Windows\security\FireDaemon.exe
      -i C:\Windows\security\winsecure.xml
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      PID:3256
    • C:\Windows\security\FireDaemon.exe
      -i C:\Windows\security\netclient
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • System Location Discovery: System Language Discovery
      PID:704
    • C:\Windows\SysWOW64\secedit.exe
      /configure /db C:\Users\Admin\AppData\Local\Temp\temp.mdb /cfg sectemp /areas USER_RIGHTS
      2⤵
      • System Location Discovery: System Language Discovery
      PID:1924
  • C:\Windows\System32\ShellHost.exe
    "C:\Windows\System32\ShellHost.exe"
    1⤵
    • Suspicious use of SetWindowsHookEx
    PID:1420
  • C:\Windows\security\FireDaemon.exe
    C:\Windows\security\FireDaemon.exe -s
    1⤵
    • Executes dropped EXE
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2800
    • C:\Windows\security\msagent.exe
      C:\Windows\security\msagent.exe
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Windows directory
      • Reads the TCP/IP host and domain name from the registry
      • System Location Discovery: System Language Discovery
      • Suspicious behavior: EnumeratesProcesses
      PID:5344
  • C:\Windows\security\FireDaemon.exe
    C:\Windows\security\FireDaemon.exe -s
    1⤵
    • Executes dropped EXE
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2496
    • C:\Windows\security\winsecure.exe
      C:\Windows\security\winsecure.exe winsecure.dll
      2⤵
      • Executes dropped EXE
      • Loads dropped DLL
      • Drops file in Windows directory
      • Reads the TCP/IP host and domain name from the registry
      • Modifies data under HKEY_USERS
      PID:5888
  • C:\Windows\security\FireDaemon.exe
    C:\Windows\security\FireDaemon.exe -s
    1⤵
    • Executes dropped EXE
    • Loads dropped DLL
    • System Location Discovery: System Language Discovery
    • Suspicious use of WriteProcessMemory
    PID:2548
    • C:\Windows\security\netclient.exe
      C:\Windows\security\netclient.exe
      2⤵
      • Executes dropped EXE
      PID:4876
  • C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe
    "C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca
    1⤵
    • Modifies registry class
    • Suspicious use of SetWindowsHookEx
    PID:716

Network

        MITRE ATT&CK Enterprise v16

        Replay Monitor

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        Downloads

        prep_Activatable Class_Hermes_perf.cache

        • Path C:\Users\Admin\AppData\Local\Packages\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\TempState\prep_Activatable Class_Hermes_perf.cache
        • Size 599B
        • SHA256 b536a3dae9ea5c69081f0491eed829e3b57e32401fdf49a63031bcd6b20e6fdb
        • MD5 SHA1 SHA512 TLSH

        msupdate.exe

        • Path C:\Windows\SysWOW64\msupdate.exe
        • Size 22KB
        • SHA256 6d332a094871fe48bea7f8ce972a9c631db6398c3e216049d338f1f06a7a734d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        BugSlayerUtil.dll

        • Path C:\Windows\security\BugSlayerUtil.dll
        • Size 32KB
        • SHA256 e41736b0e5d328c3d828069edfd8cd90a359b0ae549a9195bff8e426b4bbb1b7
        • MD5 SHA1 SHA512 SSDEEP TLSH

        FireDaemon.dtd

        • Path C:\Windows\security\FireDaemon.dtd
        • Size 2KB
        • SHA256 45ce51b01a94bd1d4432f3761035052078b3b434dc94af02ed0f2d93d00ec612
        • MD5 SHA1 SHA512 TLSH

        FireDaemon.exe

        • Path C:\Windows\security\FireDaemon.exe
        • Size 24KB
        • SHA256 a6910968305756bf13f90cdce3f1830ec2275585d677ea36183f69d88309e912
        • MD5 SHA1 SHA512 SSDEEP TLSH

        FireDaemonRT.dll

        • Path C:\Windows\security\FireDaemonRT.dll
        • Size 72KB
        • SHA256 2a13b285f31fda79a10e2c5e8d4a397494c825cf6a6a955dfa7df3cfc3a1596d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        SvcAdmin.DLL

        • Path C:\Windows\security\SvcAdmin.DLL
        • Size 92KB
        • SHA256 ad43d5cbf81c06d51fc169d9589da7ca84e00e6eb01628389fb4a98e81b7cf23
        • MD5 SHA1 SHA512 SSDEEP TLSH

        cygwin1.dll

        • Path C:\Windows\security\cygwin1.dll
        • Size 451KB
        • SHA256 aa2b24b7f5bd53ddd82218e6999a366831bbf1718c77a2ef1d4375d43c102359
        • MD5 SHA1 SHA512 SSDEEP TLSH

        libeay32.DLL

        • Path C:\Windows\security\libeay32.DLL
        • Size 648KB
        • SHA256 4f5968111152f21221551437b03a6a54a207f1ad6442049034aa5b2334da979f
        • MD5 SHA1 SHA512 SSDEEP TLSH

        libxml2.dll

        • Path C:\Windows\security\libxml2.dll
        • Size 916KB
        • SHA256 6ee493159ac99930059f545244959e94794a18688194b72c8ae69b83e991ce62
        • MD5 SHA1 SHA512 SSDEEP TLSH

        msagent.exe

        • Path C:\Windows\security\msagent.exe
        • Size 516KB
        • SHA256 92bc5f26442498fe51a7d011b82b33fc923bedaae5e548eb740d284b98f97073
        • MD5 SHA1 SHA512 SSDEEP TLSH

        msagent.xml

        • Path C:\Windows\security\msagent.xml
        • Size 768B
        • SHA256 bb5670d2db6157845db5bcf45e5186a8a7ed5db651d5e29b91af8a2541a0d325
        • MD5 SHA1 SHA512 TLSH

        msconf.exe

        • Path C:\Windows\security\msconf.exe
        • Size 48KB
        • SHA256 906d187cababb03ae3251062f356c2e569fe1df05e51ffd290e555f760d09a28
        • MD5 SHA1 SHA512 SSDEEP TLSH

        netclient.exe

        • Path C:\Windows\security\netclient.exe
        • Size 22KB
        • SHA256 e611167d2e662d4e14dc83fe242cecea60f3493b6557e1c87a41b992df3b898d
        • MD5 SHA1 SHA512 SSDEEP TLSH

        netclient.xml

        • Path C:\Windows\security\netclient.xml
        • Size 776B
        • SHA256 1a9505c723aaba5586196ef1fa9a1910e0bd91f8a91bfa69fe3845e5834ccc14
        • MD5 SHA1 SHA512 TLSH

        netconfig.dll

        • Path C:\Windows\security\netconfig.dll
        • Size 1KB
        • SHA256 d8fb4ef830b84f7904680d0ee61b62e694ab777db0e860ea6c6fb10b60faf0a2
        • MD5 SHA1 SHA512 TLSH

        ssleay32.DLL

        • Path C:\Windows\security\ssleay32.DLL
        • Size 152KB
        • SHA256 a4c3ff8f36291dcd78aee4870e33559672c432a7b23381b80c1593a14a4ff1f2
        • MD5 SHA1 SHA512 SSDEEP TLSH

        weblog32.exe

        • Path C:\Windows\security\weblog32.exe
        • Size 60KB
        • SHA256 58dd2e4e1b6e039252880c55be4b666e99b3fe86c5c38246cd21314f2d5a3e18
        • MD5 SHA1 SHA512 SSDEEP TLSH

        winsecure.exe

        • Path C:\Windows\security\winsecure.exe
        • Size 78KB
        • SHA256 e4fe6a3b0beb12cabdecac05bd220baecef948e77d28cca84ab92cb9d9339959
        • MD5 SHA1 SHA512 SSDEEP TLSH

        winsecure.xml

        • Path C:\Windows\security\winsecure.xml
        • Size 820B
        • SHA256 eef1e69a5fb5630e1701ce415f2aa144f8cd42a862f5a7b11e9c98740a45ddc6
        • MD5 SHA1 SHA512 TLSH

        winsecure.dll

        • Path \??\c:\Windows\security\winsecure.dll
        • Size 1KB
        • SHA256 2c82b0159c2f5ff2383d9597344209992e132da8324a7f6135818c12f0ba3dde
        • MD5 SHA1 SHA512 TLSH

        memory/52-34-0x00000000005F0000-0x0000000000607000-memory.dmp

        memory/52-38-0x0000000002210000-0x00000000022F7000-memory.dmp

        memory/704-70-0x00000000008B0000-0x0000000000997000-memory.dmp

        memory/3244-4-0x0000000000400000-0x000000000040E000-memory.dmp

        memory/3244-7-0x0000000000400000-0x000000000040E000-memory.dmp

        memory/3256-59-0x0000000002190000-0x0000000002277000-memory.dmp

        memory/3256-55-0x0000000000890000-0x00000000008A7000-memory.dmp

        memory/4876-186-0x0000000000400000-0x0000000000410000-memory.dmp

        memory/5344-322-0x0000000000400000-0x0000000000614000-memory.dmp

        memory/5344-243-0x0000000000400000-0x0000000000614000-memory.dmp

        memory/5344-199-0x0000000001610000-0x0000000001636000-memory.dmp

        memory/5344-328-0x0000000000400000-0x0000000000614000-memory.dmp

        memory/5344-263-0x0000000000400000-0x0000000000614000-memory.dmp

        memory/5344-314-0x0000000000400000-0x0000000000614000-memory.dmp

        memory/5344-236-0x0000000000400000-0x0000000000614000-memory.dmp

        memory/5344-86-0x0000000000400000-0x0000000000614000-memory.dmp

        memory/5344-301-0x0000000000400000-0x0000000000614000-memory.dmp

        memory/5344-295-0x0000000000400000-0x0000000000614000-memory.dmp

        memory/5344-249-0x0000000000400000-0x0000000000614000-memory.dmp

        memory/5344-288-0x0000000000400000-0x0000000000614000-memory.dmp

        memory/5344-285-0x0000000000400000-0x0000000000614000-memory.dmp

        memory/5344-279-0x0000000000400000-0x0000000000614000-memory.dmp

        memory/5344-256-0x0000000000400000-0x0000000000614000-memory.dmp

        memory/5344-272-0x0000000000400000-0x0000000000614000-memory.dmp

        memory/5888-237-0x0000000000400000-0x000000000043D000-memory.dmp

        memory/5888-265-0x0000000000400000-0x000000000043D000-memory.dmp

        memory/5888-258-0x0000000061000000-0x0000000061166000-memory.dmp

        memory/5888-273-0x0000000000400000-0x000000000043D000-memory.dmp

        memory/5888-257-0x0000000000400000-0x000000000043D000-memory.dmp

        memory/5888-280-0x0000000000400000-0x000000000043D000-memory.dmp

        memory/5888-281-0x0000000061000000-0x0000000061166000-memory.dmp

        memory/5888-252-0x0000000061000000-0x0000000061166000-memory.dmp

        memory/5888-286-0x0000000000400000-0x000000000043D000-memory.dmp

        memory/5888-289-0x0000000000400000-0x000000000043D000-memory.dmp

        memory/5888-251-0x0000000000400000-0x000000000043D000-memory.dmp

        memory/5888-245-0x0000000061000000-0x0000000061166000-memory.dmp

        memory/5888-296-0x0000000000400000-0x000000000043D000-memory.dmp

        memory/5888-244-0x0000000000400000-0x000000000043D000-memory.dmp

        memory/5888-302-0x0000000000400000-0x000000000043D000-memory.dmp

        memory/5888-309-0x0000000000400000-0x000000000043D000-memory.dmp

        memory/5888-310-0x0000000061000000-0x0000000061166000-memory.dmp

        memory/5888-238-0x0000000061000000-0x0000000061166000-memory.dmp

        memory/5888-315-0x0000000000400000-0x000000000043D000-memory.dmp

        memory/5888-189-0x0000000061000000-0x0000000061166000-memory.dmp

        memory/5888-323-0x0000000000400000-0x000000000043D000-memory.dmp

        memory/5888-184-0x0000000000400000-0x000000000043D000-memory.dmp

        memory/5888-329-0x0000000000400000-0x000000000043D000-memory.dmp

        memory/5888-330-0x0000000061000000-0x0000000061166000-memory.dmp