Analysis Overview
SHA256
c799a2f9f3d554cc01e9c12fed8aec397ecd663da49a8fa9fc5602ca89f7a3e3
Threat Level: Likely malicious
The file 935a05dce4292f91c043c664d8bb7dc0_JaffaCakes118 was found to be: Likely malicious.
Malicious Activity Summary
Drops file in Drivers directory
Creates new service(s)
Stops running service(s)
Executes dropped EXE
Reads user/profile data of web browsers
Loads dropped DLL
Checks installed software on the system
Launches sc.exe
Drops file in Program Files directory
Program crash
Unsigned PE
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
Suspicious use of FindShellTrayWindow
Suspicious use of AdjustPrivilegeToken
Creates scheduled task(s)
Runs net.exe
Modifies system certificate store
Suspicious behavior: LoadsDriver
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-04 02:03
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-04 02:03
Reported
2024-06-04 02:06
Platform
win7-20240508-en
Max time kernel
119s
Max time network
120s
Command Line
Signatures
Creates new service(s)
Drops file in Drivers directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\System32\drivers\Lace_wpf_x64.sys | C:\Users\Admin\AppData\Local\Temp\935a05dce4292f91c043c664d8bb7dc0_JaffaCakes118.exe | N/A |
Stops running service(s)
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files (x86)\iHyKoQZyme\slite.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\iHyKoQZyme\slite.exe | N/A |
Loads dropped DLL
Reads user/profile data of web browsers
Checks installed software on the system
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File created | C:\Program Files (x86)\iHyKoQZyme\nss\mozcrt19.dll | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File created | C:\Program Files (x86)\iHyKoQZyme\nss\nss3.dll | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File created | C:\Program Files (x86)\iHyKoQZyme\nss\softokn3.dll | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File created | C:\Program Files (x86)\iHyKoQZyme\s.xml | C:\Users\Admin\AppData\Local\Temp\935a05dce4292f91c043c664d8bb7dc0_JaffaCakes118.exe | N/A |
| File created | C:\Program Files (x86)\iHyKoQZyme\out.txt | C:\Users\Admin\AppData\Local\Temp\935a05dce4292f91c043c664d8bb7dc0_JaffaCakes118.exe | N/A |
| File created | C:\Program Files (x86)\iHyKoQZyme\History | C:\Users\Admin\AppData\Local\Temp\935a05dce4292f91c043c664d8bb7dc0_JaffaCakes118.exe | N/A |
| File created | C:\Program Files (x86)\iHyKoQZyme\slite.exe | C:\Users\Admin\AppData\Local\Temp\935a05dce4292f91c043c664d8bb7dc0_JaffaCakes118.exe | N/A |
| File created | C:\Program Files (x86)\iHyKoQZyme\nss\plc4.dll | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File created | C:\Program Files (x86)\iHyKoQZyme\data.dt | C:\Users\Admin\AppData\Local\Temp\935a05dce4292f91c043c664d8bb7dc0_JaffaCakes118.exe | N/A |
| File opened for modification | C:\Program Files (x86)\iHyKoQZyme\History | C:\Users\Admin\AppData\Local\Temp\935a05dce4292f91c043c664d8bb7dc0_JaffaCakes118.exe | N/A |
| File opened for modification | C:\Program Files (x86)\iHyKoQZyme\SSL\OtherSearch Inc CA 2.cer | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File created | C:\Program Files (x86)\iHyKoQZyme\nss\smime3.dll | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened for modification | C:\Program Files (x86)\iHyKoQZyme\SSL\cert.db | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File created | C:\Program Files (x86)\iHyKoQZyme\nss.zip | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File created | C:\Program Files (x86)\iHyKoQZyme\nss\nspr4.dll | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File created | C:\Program Files (x86)\iHyKoQZyme\updengine.exe | C:\Users\Admin\AppData\Local\Temp\935a05dce4292f91c043c664d8bb7dc0_JaffaCakes118.exe | N/A |
| File created | C:\Program Files (x86)\iHyKoQZyme\nss\certutil.exe | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened for modification | C:\Program Files (x86)\iHyKoQZyme\SSL | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened for modification | C:\Program Files (x86)\iHyKoQZyme\History | C:\Program Files (x86)\iHyKoQZyme\slite.exe | N/A |
| File created | C:\Program Files (x86)\iHyKoQZyme\kl.dll | C:\Users\Admin\AppData\Local\Temp\935a05dce4292f91c043c664d8bb7dc0_JaffaCakes118.exe | N/A |
| File created | C:\Program Files (x86)\iHyKoQZyme\SSL\cert.db | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened for modification | C:\Program Files (x86)\iHyKoQZyme\SSL\x.db | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened for modification | C:\Program Files (x86)\iHyKoQZyme\SSL\xv.db | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File created | C:\Program Files (x86)\iHyKoQZyme\nss\plds4.dll | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File created | C:\Program Files (x86)\iHyKoQZyme\uninstall.exe | C:\Users\Admin\AppData\Local\Temp\935a05dce4292f91c043c664d8bb7dc0_JaffaCakes118.exe | N/A |
| File opened for modification | C:\Program Files (x86)\iHyKoQZyme | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File opened for modification | C:\Program Files (x86)\iHyKoQZyme\SSL\xtls.db | C:\Windows\SysWOW64\rundll32.exe | N/A |
| File created | C:\Program Files (x86)\iHyKoQZyme\output.txt | C:\Users\Admin\AppData\Local\Temp\935a05dce4292f91c043c664d8bb7dc0_JaffaCakes118.exe | N/A |
| File opened for modification | C:\Program Files (x86)\iHyKoQZyme\out.txt | C:\Users\Admin\AppData\Local\Temp\935a05dce4292f91c043c664d8bb7dc0_JaffaCakes118.exe | N/A |
| File created | C:\Program Files (x86)\iHyKoQZyme\kl.ecf | C:\Users\Admin\AppData\Local\Temp\935a05dce4292f91c043c664d8bb7dc0_JaffaCakes118.exe | N/A |
Launches sc.exe
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\sc.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\sc.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\sc.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\sc.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\sc.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\sc.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\sc.exe | N/A |
Enumerates physical storage devices
Creates scheduled task(s)
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\SchTasks.exe | N/A |
Modifies system certificate store
| Description | Indicator | Process | Target |
| Set value (data) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\EA027DC954E9FC8EB098CC52012640EA3DD5AB6C\Blob = 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 | C:\Windows\SysWOW64\rundll32.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\EA027DC954E9FC8EB098CC52012640EA3DD5AB6C | C:\Windows\SysWOW64\rundll32.exe | N/A |
Runs net.exe
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: LoadsDriver
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\935a05dce4292f91c043c664d8bb7dc0_JaffaCakes118.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\935a05dce4292f91c043c664d8bb7dc0_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\935a05dce4292f91c043c664d8bb7dc0_JaffaCakes118.exe"
C:\Windows\SysWOW64\sc.exe
sc.exe query
C:\Windows\SysWOW64\sc.exe
sc stop OtherSearch
C:\Windows\SysWOW64\net.exe
net stop Lace514
C:\Windows\SysWOW64\net1.exe
C:\Windows\system32\net1 stop Lace514
C:\Windows\SysWOW64\sc.exe
sc create Lace514 binpath= %SystemRoot%\System32\drivers\Lace_wpf_x64.sys DisplayName= Lace514 type= kernel start= system group= PNP_TDI
C:\Windows\SysWOW64\sc.exe
sc start Lace514
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe "C:\Program Files (x86)\iHyKoQZyme\kl.dll" Install
C:\Windows\SysWOW64\cmd.exe
cmd /S /C "schTasks.exe /QUERY /FO TABLE /V | find "updengine.exe" "
C:\Windows\SysWOW64\schtasks.exe
schTasks.exe /QUERY /FO TABLE /V
C:\Windows\SysWOW64\find.exe
find "updengine.exe"
C:\Windows\SysWOW64\sc.exe
sc start OtherSearch
C:\Windows\SysWOW64\SchTasks.exe
"SchTasks.exe" /CREATE /TN "jqsW9jsrIy" /XML "C:\Program Files (x86)\iHyKoQZyme\s.xml"
C:\Windows\SysWOW64\cmd.exe
cmd /S /C "schTasks.exe /QUERY /FO TABLE /V | find "C:\Program Files (x86)\iHyKoQZyme" "
C:\Windows\SysWOW64\schtasks.exe
schTasks.exe /QUERY /FO TABLE /V
C:\Windows\SysWOW64\find.exe
find "C:\Program Files (x86)\iHyKoQZyme"
C:\Windows\SysWOW64\sc.exe
"sc.exe" failure OtherSearch reset= 60 actions= restart/30000/restart/30000/restart/30000
C:\Windows\SysWOW64\sc.exe
"sc.exe" failure Lace514 reset= 60 actions= restart/30000/restart/30000/restart/30000
C:\Program Files (x86)\iHyKoQZyme\slite.exe
slite.exe "C:\Program Files (x86)\iHyKoQZyme\History" "select url,datetime(last_visit_time/1000000-11644473600,'unixepoch','localtime') from urls order by id DESC limit 0,3"
C:\Program Files (x86)\iHyKoQZyme\slite.exe
slite.exe "C:\Users\Admin\AppData\Roaming\Mozilla\Firefox\Profiles\uu0g08su.Admin\places.sqlite" "select url,datetime(last_visit_date/1000000, 'unixepoch','utc') from moz_places order by id DESC limit 0,3"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | www.cleveradds.com | udp |
| FR | 51.178.68.27:80 | www.cleveradds.com | tcp |
Files
memory/2068-0-0x0000000000A00000-0x0000000000A42000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\nsi20AC.tmp\System.dll
| MD5 | c17103ae9072a06da581dec998343fc1 |
| SHA1 | b72148c6bdfaada8b8c3f950e610ee7cf1da1f8d |
| SHA256 | dc58d8ad81cacb0c1ed72e33bff8f23ea40b5252b5bb55d393a0903e6819ae2f |
| SHA512 | d32a71aaef18e993f28096d536e41c4d016850721b31171513ce28bbd805a54fd290b7c3e9d935f72e676a1acfb4f0dcc89d95040a0dd29f2b6975855c18986f |
C:\Users\Admin\AppData\Local\Temp\nsi20AC.tmp\GetVersion.dll
| MD5 | d1c6553f6072c5b470db592dc70bd76c |
| SHA1 | de3879252aecf835267e98395eef07680a3f8f49 |
| SHA256 | 2f0f2eee13f48f392ef52ef13f3dcc3265d903f9b748981caa0a43c9c8457f33 |
| SHA512 | 9a778309a2f15d60d35d9a91fc379ff7710576de99b72a7a4bd757760b5084d76a143484c87e41125a74497ac24d1df2cb552f39a8ba33bcff39cdfa8bdd5afb |
C:\Users\Admin\AppData\Local\Temp\nsi20AC.tmp\nsExec.dll
| MD5 | acc2b699edfea5bf5aae45aba3a41e96 |
| SHA1 | d2accf4d494e43ceb2cff69abe4dd17147d29cc2 |
| SHA256 | 168a974eaa3f588d759db3f47c1a9fdc3494ba1fa1a73a84e5e3b2a4d58abd7e |
| SHA512 | e29ea10ada98c71a18273b04f44f385b120d4e8473e441ce5748cfa44a23648814f2656f429b85440157988c88de776c6ac008dc38bf09cbb746c230a46c69fe |
C:\Users\Admin\AppData\Local\Temp\nsi20AC.tmp\nsProcess.dll
| MD5 | 05450face243b3a7472407b999b03a72 |
| SHA1 | ffd88af2e338ae606c444390f7eaaf5f4aef2cd9 |
| SHA256 | 95fe9d92512ff2318cc2520311ef9145b2cee01209ab0e1b6e45c7ce1d4d0e89 |
| SHA512 | f4cbe30166aff20a226a7150d93a876873ba699d80d7e9f46f32a9b4753fa7966c3113a3124340b39ca67a13205463a413e740e541e742903e3f89af5a53ad3b |
C:\Users\Admin\AppData\Local\Temp\nsi20AC.tmp\inetc.dll
| MD5 | d7a3fa6a6c738b4a3c40d5602af20b08 |
| SHA1 | 34fc75d97f640609cb6cadb001da2cb2c0b3538a |
| SHA256 | 67eff17c53a78c8ec9a28f392b9bb93df3e74f96f6ecd87a333a482c36546b3e |
| SHA512 | 75cf123448567806be5f852ebf70f398da881e89994b82442a1f4bc6799894e799f979f5ab1cc9ba12617e48620e6c34f71e23259da498da37354e5fd3c0f934 |
C:\Program Files (x86)\iHyKoQZyme\kl.dll
| MD5 | 0d110b9eaf5aa0f84a6d657f65af71a7 |
| SHA1 | 59b963296a99f7b515faed670fe5f0f2a04d5a2e |
| SHA256 | 09dc8afa0c700ce2aaa31543c78e1b02014090f32f9d7243d73dec94c60118a6 |
| SHA512 | 5d6fcf119589a09dca3424ff5e4156d2d23d4b5f10aaac91b7a542ac4a0ff10ff725b4538fddc719ea760e8251dc0b4fbc49721d5966e44f297cef89682383fb |
C:\Program Files (x86)\iHyKoQZyme\data.dt
| MD5 | e2db7c4e21c8c39e3827f51da90380ad |
| SHA1 | e76428df6769ddf47c5a9ce24b47a7b00bfb3cad |
| SHA256 | 6058e17cab136c4ed4a51a8861ab9ff6346c6389e34ff8fe1ddca1dc79a9ad0c |
| SHA512 | 8884791336349941479783c4c69cc6378d4bba339b7cb08ff07822111d03d127b8e4809d3fa11efaeb895038506c2b7360212f2acc217322127794aa3c0d6fe6 |
memory/1012-110-0x0000000010000000-0x000000001036A000-memory.dmp
C:\Program Files (x86)\iHyKoQZyme\kl.ecf
| MD5 | 099b429a9476fab7b31687a5ea26d97b |
| SHA1 | 0eb2ec1cf2224536e12925c63ff3b9b399665837 |
| SHA256 | b79ae8bb28925f49e72c21205eb60c375a563ca5935d539a3326a8e8df3aabd0 |
| SHA512 | 0ae92eb6a4451629587a91f4b26104aa68875235a59c7d08a55a061d3a071b22f66a2a6de97d750c766a390ccf2275fcaf272c751e87b1ed5e13cd136f4d6367 |
memory/1012-129-0x0000000010000000-0x000000001036A000-memory.dmp
memory/1012-132-0x0000000010000000-0x000000001036A000-memory.dmp
C:\Program Files (x86)\iHyKoQZyme\s.xml
| MD5 | 16f39c43ad96b7727373e2c3880da42b |
| SHA1 | b368e15bafd82a4322211fd686bf6a30f2151fa0 |
| SHA256 | fa3d01fff295c210ffdec1ad062d620f9545118676b80e928ee9b9ae4583056b |
| SHA512 | 679fea7472db3b2c8795e8bfaebf3aed26fa8d1552b56716da174a44586b246355d9b4e2c5f02b66b04c34d0d84c6322532a028c4871804213728c5967c67150 |
\Program Files (x86)\iHyKoQZyme\slite.exe
| MD5 | 8d03b10f0dced524a88a3ff4b370f50d |
| SHA1 | b6a221e3502c7f2e1d2a19f2142ce028a1fd21d5 |
| SHA256 | f7b2783b68e6b991eedab07f6b2bff0e6594e19ad470edaa89618bc9ed367b3c |
| SHA512 | 6bb291d3f2fe004b71526858b3d15d7c0997a786c9793a83e99279a04e34c59bdaccf9be7847d6fdcfff7c26060bad08922cd0b4c4e178ddc1468e15a673dd20 |
C:\Program Files (x86)\iHyKoQZyme\History
| MD5 | 90a1d4b55edf36fa8b4cc6974ed7d4c4 |
| SHA1 | aba1b8d0e05421e7df5982899f626211c3c4b5c1 |
| SHA256 | 7cf3e9e8619904e72ea6608cc43e9b6c9f8aa2af02476f60c2b3daf33075981c |
| SHA512 | ea0838be754e1258c230111900c5937d2b0788f90bbf7c5f82b2ceda7868e50afb86c301f313267eaa912778da45755560b5434885521bf915967a7863922ae2 |
memory/1632-206-0x0000000000400000-0x0000000000477000-memory.dmp
memory/1604-218-0x0000000000400000-0x0000000000477000-memory.dmp
memory/2068-254-0x0000000000A00000-0x0000000000A42000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-04 02:03
Reported
2024-06-04 02:06
Platform
win10v2004-20240426-en
Max time kernel
93s
Max time network
95s
Command Line
Signatures
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\935a05dce4292f91c043c664d8bb7dc0_JaffaCakes118.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\935a05dce4292f91c043c664d8bb7dc0_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\935a05dce4292f91c043c664d8bb7dc0_JaffaCakes118.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4920 -ip 4920
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4920 -s 616
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 91.90.14.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 72.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 171.39.242.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 21.236.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 82.90.14.23.in-addr.arpa | udp |