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Analysis
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max time kernel
149s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
30/12/2024, 03:08
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_22db69fe2b2118f0aea72ebc66bed1075b694d620773b6077a12c4c301cedb55.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
JaffaCakes118_22db69fe2b2118f0aea72ebc66bed1075b694d620773b6077a12c4c301cedb55.exe
Resource
win10v2004-20241007-en
General
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Target
JaffaCakes118_22db69fe2b2118f0aea72ebc66bed1075b694d620773b6077a12c4c301cedb55.exe
-
Size
4.1MB
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MD5
1192b1b85215a23ff2f4647692a549f6
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SHA1
13c777c1001fc052d1be415a304afd6ad613551b
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SHA256
22db69fe2b2118f0aea72ebc66bed1075b694d620773b6077a12c4c301cedb55
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SHA512
30c8a7e28a1c3ccb3b3dce0c96d90099726f8e9572ed9eb0f01839285802b5530149ea46fb73849bb394588ce9c436c97995135b92c621b5e442833ab6d09c19
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SSDEEP
98304:3sExtuYqq6oXKRNnv/P7wY53P3oujkkqXqweHNFLSRx5:JiHP7wY53P3oujkkq4W5
Malware Config
Signatures
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Glupteba family
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Glupteba payload 19 IoCs
resource yara_rule behavioral2/memory/2244-2-0x0000000002F50000-0x00000000037C7000-memory.dmp family_glupteba behavioral2/memory/2244-3-0x0000000000400000-0x0000000000C91000-memory.dmp family_glupteba behavioral2/memory/2244-5-0x0000000000400000-0x0000000000C91000-memory.dmp family_glupteba behavioral2/memory/2244-7-0x0000000002F50000-0x00000000037C7000-memory.dmp family_glupteba behavioral2/memory/4312-9-0x0000000000400000-0x0000000000C91000-memory.dmp family_glupteba behavioral2/memory/4312-16-0x0000000000400000-0x0000000000C91000-memory.dmp family_glupteba behavioral2/memory/4940-22-0x0000000000400000-0x0000000000C91000-memory.dmp family_glupteba behavioral2/memory/4940-23-0x0000000000400000-0x0000000000C91000-memory.dmp family_glupteba behavioral2/memory/4940-24-0x0000000000400000-0x0000000000C91000-memory.dmp family_glupteba behavioral2/memory/4940-25-0x0000000000400000-0x0000000000C91000-memory.dmp family_glupteba behavioral2/memory/4940-26-0x0000000000400000-0x0000000000C91000-memory.dmp family_glupteba behavioral2/memory/4940-27-0x0000000000400000-0x0000000000C91000-memory.dmp family_glupteba behavioral2/memory/4940-28-0x0000000000400000-0x0000000000C91000-memory.dmp family_glupteba behavioral2/memory/4940-29-0x0000000000400000-0x0000000000C91000-memory.dmp family_glupteba behavioral2/memory/4940-30-0x0000000000400000-0x0000000000C91000-memory.dmp family_glupteba behavioral2/memory/4940-31-0x0000000000400000-0x0000000000C91000-memory.dmp family_glupteba behavioral2/memory/4940-32-0x0000000000400000-0x0000000000C91000-memory.dmp family_glupteba behavioral2/memory/4940-33-0x0000000000400000-0x0000000000C91000-memory.dmp family_glupteba behavioral2/memory/4940-34-0x0000000000400000-0x0000000000C91000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 3784 netsh.exe -
Executes dropped EXE 2 IoCs
pid Process 4940 csrss.exe 516 injector.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe Set value (str) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" JaffaCakes118_22db69fe2b2118f0aea72ebc66bed1075b694d620773b6077a12c4c301cedb55.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Legitimate hosting services abused for malware hosting/C2 1 TTPs 2 IoCs
flow ioc 51 raw.githubusercontent.com 52 raw.githubusercontent.com -
Manipulates WinMonFS driver. 1 IoCs
Roottkits write to WinMonFS to hide directories/files from being detected.
description ioc Process File opened for modification \??\WinMonFS csrss.exe -
Checks for VirtualBox DLLs, possible anti-VM trick 1 TTPs 1 IoCs
Certain files are specific to VirtualBox VMs and can be used to detect execution in a VM.
description ioc Process File opened (read-only) \??\VBoxMiniRdrDN JaffaCakes118_22db69fe2b2118f0aea72ebc66bed1075b694d620773b6077a12c4c301cedb55.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\rss JaffaCakes118_22db69fe2b2118f0aea72ebc66bed1075b694d620773b6077a12c4c301cedb55.exe File created C:\Windows\rss\csrss.exe JaffaCakes118_22db69fe2b2118f0aea72ebc66bed1075b694d620773b6077a12c4c301cedb55.exe -
Event Triggered Execution: Netsh Helper DLL 1 TTPs 3 IoCs
Netsh.exe (also referred to as Netshell) is a command-line scripting utility used to interact with the network configuration of a system.
description ioc Process Key opened \REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh netsh.exe Key queried \REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh netsh.exe Key value enumerated \REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh netsh.exe -
System Location Discovery: System Language Discovery 1 TTPs 3 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
description ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language JaffaCakes118_22db69fe2b2118f0aea72ebc66bed1075b694d620773b6077a12c4c301cedb55.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language JaffaCakes118_22db69fe2b2118f0aea72ebc66bed1075b694d620773b6077a12c4c301cedb55.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language csrss.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-142 = "Canada Central Standard Time" JaffaCakes118_22db69fe2b2118f0aea72ebc66bed1075b694d620773b6077a12c4c301cedb55.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-191 = "Mountain Daylight Time" JaffaCakes118_22db69fe2b2118f0aea72ebc66bed1075b694d620773b6077a12c4c301cedb55.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-192 = "Mountain Standard Time" JaffaCakes118_22db69fe2b2118f0aea72ebc66bed1075b694d620773b6077a12c4c301cedb55.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2792 = "Novosibirsk Standard Time" JaffaCakes118_22db69fe2b2118f0aea72ebc66bed1075b694d620773b6077a12c4c301cedb55.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-132 = "US Eastern Standard Time" JaffaCakes118_22db69fe2b2118f0aea72ebc66bed1075b694d620773b6077a12c4c301cedb55.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-222 = "Alaskan Standard Time" JaffaCakes118_22db69fe2b2118f0aea72ebc66bed1075b694d620773b6077a12c4c301cedb55.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-721 = "Central Pacific Daylight Time" JaffaCakes118_22db69fe2b2118f0aea72ebc66bed1075b694d620773b6077a12c4c301cedb55.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-301 = "Romance Daylight Time" JaffaCakes118_22db69fe2b2118f0aea72ebc66bed1075b694d620773b6077a12c4c301cedb55.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1892 = "Russia TZ 3 Standard Time" JaffaCakes118_22db69fe2b2118f0aea72ebc66bed1075b694d620773b6077a12c4c301cedb55.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-161 = "Central Daylight Time" JaffaCakes118_22db69fe2b2118f0aea72ebc66bed1075b694d620773b6077a12c4c301cedb55.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-431 = "Iran Daylight Time" JaffaCakes118_22db69fe2b2118f0aea72ebc66bed1075b694d620773b6077a12c4c301cedb55.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-911 = "Mauritius Daylight Time" JaffaCakes118_22db69fe2b2118f0aea72ebc66bed1075b694d620773b6077a12c4c301cedb55.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-364 = "Middle East Daylight Time" JaffaCakes118_22db69fe2b2118f0aea72ebc66bed1075b694d620773b6077a12c4c301cedb55.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-3052 = "Qyzylorda Standard Time" JaffaCakes118_22db69fe2b2118f0aea72ebc66bed1075b694d620773b6077a12c4c301cedb55.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1501 = "Turkey Daylight Time" JaffaCakes118_22db69fe2b2118f0aea72ebc66bed1075b694d620773b6077a12c4c301cedb55.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-392 = "Arab Standard Time" JaffaCakes118_22db69fe2b2118f0aea72ebc66bed1075b694d620773b6077a12c4c301cedb55.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2611 = "Bougainville Daylight Time" JaffaCakes118_22db69fe2b2118f0aea72ebc66bed1075b694d620773b6077a12c4c301cedb55.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-442 = "Arabian Standard Time" JaffaCakes118_22db69fe2b2118f0aea72ebc66bed1075b694d620773b6077a12c4c301cedb55.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-449 = "Azerbaijan Standard Time" JaffaCakes118_22db69fe2b2118f0aea72ebc66bed1075b694d620773b6077a12c4c301cedb55.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-104 = "Central Brazilian Daylight Time" JaffaCakes118_22db69fe2b2118f0aea72ebc66bed1075b694d620773b6077a12c4c301cedb55.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-291 = "Central European Daylight Time" JaffaCakes118_22db69fe2b2118f0aea72ebc66bed1075b694d620773b6077a12c4c301cedb55.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1841 = "Russia TZ 4 Daylight Time" JaffaCakes118_22db69fe2b2118f0aea72ebc66bed1075b694d620773b6077a12c4c301cedb55.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1911 = "Russia TZ 10 Daylight Time" JaffaCakes118_22db69fe2b2118f0aea72ebc66bed1075b694d620773b6077a12c4c301cedb55.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-3142 = "South Sudan Standard Time" JaffaCakes118_22db69fe2b2118f0aea72ebc66bed1075b694d620773b6077a12c4c301cedb55.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-152 = "Central America Standard Time" JaffaCakes118_22db69fe2b2118f0aea72ebc66bed1075b694d620773b6077a12c4c301cedb55.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-432 = "Iran Standard Time" JaffaCakes118_22db69fe2b2118f0aea72ebc66bed1075b694d620773b6077a12c4c301cedb55.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-891 = "Morocco Daylight Time" JaffaCakes118_22db69fe2b2118f0aea72ebc66bed1075b694d620773b6077a12c4c301cedb55.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-384 = "Namibia Daylight Time" JaffaCakes118_22db69fe2b2118f0aea72ebc66bed1075b694d620773b6077a12c4c301cedb55.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-111 = "Eastern Daylight Time" JaffaCakes118_22db69fe2b2118f0aea72ebc66bed1075b694d620773b6077a12c4c301cedb55.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-362 = "GTB Standard Time" JaffaCakes118_22db69fe2b2118f0aea72ebc66bed1075b694d620773b6077a12c4c301cedb55.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-385 = "Namibia Standard Time" JaffaCakes118_22db69fe2b2118f0aea72ebc66bed1075b694d620773b6077a12c4c301cedb55.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-961 = "Paraguay Daylight Time" JaffaCakes118_22db69fe2b2118f0aea72ebc66bed1075b694d620773b6077a12c4c301cedb55.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-131 = "US Eastern Daylight Time" JaffaCakes118_22db69fe2b2118f0aea72ebc66bed1075b694d620773b6077a12c4c301cedb55.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-462 = "Afghanistan Standard Time" JaffaCakes118_22db69fe2b2118f0aea72ebc66bed1075b694d620773b6077a12c4c301cedb55.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1971 = "Belarus Daylight Time" JaffaCakes118_22db69fe2b2118f0aea72ebc66bed1075b694d620773b6077a12c4c301cedb55.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-681 = "E. Australia Daylight Time" JaffaCakes118_22db69fe2b2118f0aea72ebc66bed1075b694d620773b6077a12c4c301cedb55.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2062 = "North Korea Standard Time" JaffaCakes118_22db69fe2b2118f0aea72ebc66bed1075b694d620773b6077a12c4c301cedb55.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-751 = "Tonga Daylight Time" JaffaCakes118_22db69fe2b2118f0aea72ebc66bed1075b694d620773b6077a12c4c301cedb55.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates csrss.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-772 = "Montevideo Standard Time" JaffaCakes118_22db69fe2b2118f0aea72ebc66bed1075b694d620773b6077a12c4c301cedb55.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-741 = "New Zealand Daylight Time" JaffaCakes118_22db69fe2b2118f0aea72ebc66bed1075b694d620773b6077a12c4c301cedb55.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-221 = "Alaskan Daylight Time" JaffaCakes118_22db69fe2b2118f0aea72ebc66bed1075b694d620773b6077a12c4c301cedb55.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-982 = "Kamchatka Standard Time" JaffaCakes118_22db69fe2b2118f0aea72ebc66bed1075b694d620773b6077a12c4c301cedb55.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1471 = "Magadan Daylight Time" JaffaCakes118_22db69fe2b2118f0aea72ebc66bed1075b694d620773b6077a12c4c301cedb55.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2182 = "Astrakhan Standard Time" JaffaCakes118_22db69fe2b2118f0aea72ebc66bed1075b694d620773b6077a12c4c301cedb55.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-892 = "Morocco Standard Time" JaffaCakes118_22db69fe2b2118f0aea72ebc66bed1075b694d620773b6077a12c4c301cedb55.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-241 = "Samoa Daylight Time" JaffaCakes118_22db69fe2b2118f0aea72ebc66bed1075b694d620773b6077a12c4c301cedb55.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-342 = "Egypt Standard Time" JaffaCakes118_22db69fe2b2118f0aea72ebc66bed1075b694d620773b6077a12c4c301cedb55.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1842 = "Russia TZ 4 Standard Time" JaffaCakes118_22db69fe2b2118f0aea72ebc66bed1075b694d620773b6077a12c4c301cedb55.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1822 = "Russia TZ 1 Standard Time" JaffaCakes118_22db69fe2b2118f0aea72ebc66bed1075b694d620773b6077a12c4c301cedb55.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-771 = "Montevideo Daylight Time" JaffaCakes118_22db69fe2b2118f0aea72ebc66bed1075b694d620773b6077a12c4c301cedb55.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-91 = "Pacific SA Daylight Time" JaffaCakes118_22db69fe2b2118f0aea72ebc66bed1075b694d620773b6077a12c4c301cedb55.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-672 = "AUS Eastern Standard Time" JaffaCakes118_22db69fe2b2118f0aea72ebc66bed1075b694d620773b6077a12c4c301cedb55.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-181 = "Mountain Daylight Time (Mexico)" JaffaCakes118_22db69fe2b2118f0aea72ebc66bed1075b694d620773b6077a12c4c301cedb55.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2592 = "Tocantins Standard Time" JaffaCakes118_22db69fe2b2118f0aea72ebc66bed1075b694d620773b6077a12c4c301cedb55.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-752 = "Tonga Standard Time" JaffaCakes118_22db69fe2b2118f0aea72ebc66bed1075b694d620773b6077a12c4c301cedb55.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1022 = "Bangladesh Standard Time" JaffaCakes118_22db69fe2b2118f0aea72ebc66bed1075b694d620773b6077a12c4c301cedb55.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-662 = "Cen. Australia Standard Time" JaffaCakes118_22db69fe2b2118f0aea72ebc66bed1075b694d620773b6077a12c4c301cedb55.exe -
Scheduled Task/Job: Scheduled Task 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 2800 schtasks.exe 1652 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2244 JaffaCakes118_22db69fe2b2118f0aea72ebc66bed1075b694d620773b6077a12c4c301cedb55.exe 2244 JaffaCakes118_22db69fe2b2118f0aea72ebc66bed1075b694d620773b6077a12c4c301cedb55.exe 4312 JaffaCakes118_22db69fe2b2118f0aea72ebc66bed1075b694d620773b6077a12c4c301cedb55.exe 4312 JaffaCakes118_22db69fe2b2118f0aea72ebc66bed1075b694d620773b6077a12c4c301cedb55.exe 4312 JaffaCakes118_22db69fe2b2118f0aea72ebc66bed1075b694d620773b6077a12c4c301cedb55.exe 4312 JaffaCakes118_22db69fe2b2118f0aea72ebc66bed1075b694d620773b6077a12c4c301cedb55.exe 4312 JaffaCakes118_22db69fe2b2118f0aea72ebc66bed1075b694d620773b6077a12c4c301cedb55.exe 4312 JaffaCakes118_22db69fe2b2118f0aea72ebc66bed1075b694d620773b6077a12c4c301cedb55.exe 4312 JaffaCakes118_22db69fe2b2118f0aea72ebc66bed1075b694d620773b6077a12c4c301cedb55.exe 4312 JaffaCakes118_22db69fe2b2118f0aea72ebc66bed1075b694d620773b6077a12c4c301cedb55.exe 4312 JaffaCakes118_22db69fe2b2118f0aea72ebc66bed1075b694d620773b6077a12c4c301cedb55.exe 4312 JaffaCakes118_22db69fe2b2118f0aea72ebc66bed1075b694d620773b6077a12c4c301cedb55.exe 516 injector.exe 516 injector.exe 516 injector.exe 516 injector.exe 516 injector.exe 516 injector.exe 4940 csrss.exe 4940 csrss.exe 516 injector.exe 516 injector.exe 516 injector.exe 516 injector.exe 516 injector.exe 516 injector.exe 4940 csrss.exe 4940 csrss.exe 516 injector.exe 516 injector.exe 516 injector.exe 516 injector.exe 516 injector.exe 516 injector.exe 516 injector.exe 516 injector.exe 516 injector.exe 516 injector.exe 516 injector.exe 516 injector.exe 516 injector.exe 516 injector.exe 516 injector.exe 516 injector.exe 516 injector.exe 516 injector.exe 516 injector.exe 516 injector.exe 516 injector.exe 516 injector.exe 516 injector.exe 516 injector.exe 516 injector.exe 516 injector.exe 516 injector.exe 516 injector.exe 516 injector.exe 516 injector.exe 516 injector.exe 516 injector.exe 516 injector.exe 516 injector.exe 516 injector.exe 516 injector.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 2244 JaffaCakes118_22db69fe2b2118f0aea72ebc66bed1075b694d620773b6077a12c4c301cedb55.exe Token: SeImpersonatePrivilege 2244 JaffaCakes118_22db69fe2b2118f0aea72ebc66bed1075b694d620773b6077a12c4c301cedb55.exe Token: SeSystemEnvironmentPrivilege 4940 csrss.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 4312 wrote to memory of 2620 4312 JaffaCakes118_22db69fe2b2118f0aea72ebc66bed1075b694d620773b6077a12c4c301cedb55.exe 91 PID 4312 wrote to memory of 2620 4312 JaffaCakes118_22db69fe2b2118f0aea72ebc66bed1075b694d620773b6077a12c4c301cedb55.exe 91 PID 2620 wrote to memory of 3784 2620 cmd.exe 93 PID 2620 wrote to memory of 3784 2620 cmd.exe 93 PID 4312 wrote to memory of 4940 4312 JaffaCakes118_22db69fe2b2118f0aea72ebc66bed1075b694d620773b6077a12c4c301cedb55.exe 94 PID 4312 wrote to memory of 4940 4312 JaffaCakes118_22db69fe2b2118f0aea72ebc66bed1075b694d620773b6077a12c4c301cedb55.exe 94 PID 4312 wrote to memory of 4940 4312 JaffaCakes118_22db69fe2b2118f0aea72ebc66bed1075b694d620773b6077a12c4c301cedb55.exe 94 PID 4940 wrote to memory of 516 4940 csrss.exe 104 PID 4940 wrote to memory of 516 4940 csrss.exe 104 -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_22db69fe2b2118f0aea72ebc66bed1075b694d620773b6077a12c4c301cedb55.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_22db69fe2b2118f0aea72ebc66bed1075b694d620773b6077a12c4c301cedb55.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2244 -
C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_22db69fe2b2118f0aea72ebc66bed1075b694d620773b6077a12c4c301cedb55.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_22db69fe2b2118f0aea72ebc66bed1075b694d620773b6077a12c4c301cedb55.exe"2⤵
- Adds Run key to start application
- Checks for VirtualBox DLLs, possible anti-VM trick
- Drops file in Windows directory
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4312 -
C:\Windows\system32\cmd.exeC:\Windows\Sysnative\cmd.exe /C "netsh advfirewall firewall add rule name="csrss" dir=in action=allow program="C:\Windows\rss\csrss.exe" enable=yes"3⤵
- Suspicious use of WriteProcessMemory
PID:2620 -
C:\Windows\system32\netsh.exenetsh advfirewall firewall add rule name="csrss" dir=in action=allow program="C:\Windows\rss\csrss.exe" enable=yes4⤵
- Modifies Windows Firewall
- Event Triggered Execution: Netsh Helper DLL
PID:3784
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C:\Windows\rss\csrss.exeC:\Windows\rss\csrss.exe3⤵
- Executes dropped EXE
- Adds Run key to start application
- Manipulates WinMonFS driver.
- System Location Discovery: System Language Discovery
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4940 -
C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Scheduled Task/Job: Scheduled Task
PID:2800
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:1904
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C:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exeC:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exe taskmgr.exe C:\Users\Admin\AppData\Local\Temp\csrss\injector\NtQuerySystemInformationHook.dll4⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:516
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C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Scheduled Task/Job: Scheduled Task
PID:1652
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Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Netsh Helper DLL
1Scheduled Task/Job
1Scheduled Task
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Event Triggered Execution
1Netsh Helper DLL
1Scheduled Task/Job
1Scheduled Task
1Defense Evasion
Impair Defenses
1Disable or Modify System Firewall
1Modify Registry
1Replay Monitor
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Downloads
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Filesize
281KB
MD5d98e33b66343e7c96158444127a117f6
SHA1bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA2565de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
SHA512705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
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Filesize
4.1MB
MD51192b1b85215a23ff2f4647692a549f6
SHA113c777c1001fc052d1be415a304afd6ad613551b
SHA25622db69fe2b2118f0aea72ebc66bed1075b694d620773b6077a12c4c301cedb55
SHA51230c8a7e28a1c3ccb3b3dce0c96d90099726f8e9572ed9eb0f01839285802b5530149ea46fb73849bb394588ce9c436c97995135b92c621b5e442833ab6d09c19