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Analysis
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max time kernel
150s -
max time network
154s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
26/12/2024, 18:11
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_c910d686812718ce1c6833bc4a51374fef58b2cfb871565a83eb0f0d4d8383ef.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
JaffaCakes118_c910d686812718ce1c6833bc4a51374fef58b2cfb871565a83eb0f0d4d8383ef.exe
Resource
win10v2004-20241007-en
General
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Target
JaffaCakes118_c910d686812718ce1c6833bc4a51374fef58b2cfb871565a83eb0f0d4d8383ef.exe
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Size
4.3MB
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MD5
7055bb464778e5dca39b1b403b721828
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SHA1
494bdd9193dee23d8b20ddc02aedb74faaaaff65
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SHA256
c910d686812718ce1c6833bc4a51374fef58b2cfb871565a83eb0f0d4d8383ef
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SHA512
3860a4f197dbc3a002bb2abd857dc81f5d531a649a3589a1a20d45cd19b6a18c3e81bd1b51b7de0585752783b59fe9d40ee144fda9d7e8392751bf854d69a397
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SSDEEP
98304:CAtm7B00YOWFMycuTgkOYZiE2mCVGho1UqVJL5:htSB00Y1Syv60zho1Dh5
Malware Config
Extracted
metasploit
windows/single_exec
Signatures
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Glupteba family
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Glupteba payload 20 IoCs
resource yara_rule behavioral2/memory/4616-2-0x0000000003FC0000-0x0000000004862000-memory.dmp family_glupteba behavioral2/memory/4616-3-0x0000000000400000-0x0000000000CBD000-memory.dmp family_glupteba behavioral2/memory/4616-5-0x0000000003FC0000-0x0000000004862000-memory.dmp family_glupteba behavioral2/memory/4616-6-0x0000000000400000-0x0000000000CBD000-memory.dmp family_glupteba behavioral2/memory/4616-4-0x0000000000400000-0x000000000362C000-memory.dmp family_glupteba behavioral2/memory/4964-12-0x0000000000400000-0x000000000362C000-memory.dmp family_glupteba behavioral2/memory/1588-14-0x0000000000400000-0x000000000362C000-memory.dmp family_glupteba behavioral2/memory/1588-20-0x0000000000400000-0x000000000362C000-memory.dmp family_glupteba behavioral2/memory/1588-21-0x0000000000400000-0x000000000362C000-memory.dmp family_glupteba behavioral2/memory/1588-22-0x0000000000400000-0x000000000362C000-memory.dmp family_glupteba behavioral2/memory/1588-23-0x0000000000400000-0x000000000362C000-memory.dmp family_glupteba behavioral2/memory/1588-24-0x0000000000400000-0x000000000362C000-memory.dmp family_glupteba behavioral2/memory/1588-25-0x0000000000400000-0x000000000362C000-memory.dmp family_glupteba behavioral2/memory/1588-26-0x0000000000400000-0x000000000362C000-memory.dmp family_glupteba behavioral2/memory/1588-27-0x0000000000400000-0x000000000362C000-memory.dmp family_glupteba behavioral2/memory/1588-28-0x0000000000400000-0x000000000362C000-memory.dmp family_glupteba behavioral2/memory/1588-29-0x0000000000400000-0x000000000362C000-memory.dmp family_glupteba behavioral2/memory/1588-30-0x0000000000400000-0x000000000362C000-memory.dmp family_glupteba behavioral2/memory/1588-31-0x0000000000400000-0x000000000362C000-memory.dmp family_glupteba behavioral2/memory/1588-32-0x0000000000400000-0x000000000362C000-memory.dmp family_glupteba -
MetaSploit
Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.
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Metasploit family
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Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 620 netsh.exe -
Executes dropped EXE 2 IoCs
pid Process 1588 csrss.exe 3920 injector.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\TwilightPine = "\"C:\\Windows\\rss\\csrss.exe\"" JaffaCakes118_c910d686812718ce1c6833bc4a51374fef58b2cfb871565a83eb0f0d4d8383ef.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 54 raw.githubusercontent.com 55 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_c910d686812718ce1c6833bc4a51374fef58b2cfb871565a83eb0f0d4d8383ef.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\rss JaffaCakes118_c910d686812718ce1c6833bc4a51374fef58b2cfb871565a83eb0f0d4d8383ef.exe File created C:\Windows\rss\csrss.exe JaffaCakes118_c910d686812718ce1c6833bc4a51374fef58b2cfb871565a83eb0f0d4d8383ef.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 -
Program crash 1 IoCs
pid pid_target Process procid_target 1992 4964 WerFault.exe 88 -
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_c910d686812718ce1c6833bc4a51374fef58b2cfb871565a83eb0f0d4d8383ef.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language JaffaCakes118_c910d686812718ce1c6833bc4a51374fef58b2cfb871565a83eb0f0d4d8383ef.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,-721 = "Central Pacific Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-261 = "GMT Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-182 = "Mountain Standard Time (Mexico)" csrss.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,-401 = "Arabic Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2181 = "Astrakhan Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2791 = "Novosibirsk Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-211 = "Pacific Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-561 = "SE Asia Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1412 = "Syria Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-572 = "China Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1912 = "Russia TZ 10 Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-832 = "SA Eastern Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1042 = "Ulaanbaatar Standard Time" csrss.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-932 = "Coordinated Universal Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-162 = "Central Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-71 = "Newfoundland Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-212 = "Pacific Standard Time" csrss.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" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2451 = "Saint Pierre Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-461 = "Afghanistan Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2001 = "Cabo Verde Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-172 = "Central Standard Time (Mexico)" csrss.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-841 = "Argentina Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1722 = "Libya Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-591 = "Malay Peninsula Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2572 = "Turks and Caicos Standard Time" csrss.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,-511 = "Central Asia Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-435 = "Georgian Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-31 = "Mid-Atlantic Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-542 = "Myanmar Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-831 = "SA Eastern Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-231 = "Hawaiian Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1721 = "Libya Daylight Time" 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,-341 = "Egypt Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-215 = "Pacific Standard Time (Mexico)" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-632 = "Tokyo Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1501 = "Turkey Daylight Time" csrss.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-191 = "Mountain Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-181 = "Mountain Daylight Time (Mexico)" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-392 = "Arab Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-192 = "Mountain Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-562 = "SE Asia Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-161 = "Central Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-772 = "Montevideo Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-121 = "SA Pacific Daylight Time" csrss.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-651 = "AUS Central Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-272 = "Greenwich Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-122 = "SA Pacific Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-602 = "Taipei Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-752 = "Tonga Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2142 = "Transbaikal Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2182 = "Astrakhan Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-105 = "Central Brazilian Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-365 = "Middle East Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1862 = "Russia TZ 6 Standard Time" csrss.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root csrss.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates csrss.exe -
Scheduled Task/Job: Scheduled Task 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 3284 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4616 JaffaCakes118_c910d686812718ce1c6833bc4a51374fef58b2cfb871565a83eb0f0d4d8383ef.exe 4616 JaffaCakes118_c910d686812718ce1c6833bc4a51374fef58b2cfb871565a83eb0f0d4d8383ef.exe 4964 JaffaCakes118_c910d686812718ce1c6833bc4a51374fef58b2cfb871565a83eb0f0d4d8383ef.exe 4964 JaffaCakes118_c910d686812718ce1c6833bc4a51374fef58b2cfb871565a83eb0f0d4d8383ef.exe 4964 JaffaCakes118_c910d686812718ce1c6833bc4a51374fef58b2cfb871565a83eb0f0d4d8383ef.exe 4964 JaffaCakes118_c910d686812718ce1c6833bc4a51374fef58b2cfb871565a83eb0f0d4d8383ef.exe 4964 JaffaCakes118_c910d686812718ce1c6833bc4a51374fef58b2cfb871565a83eb0f0d4d8383ef.exe 4964 JaffaCakes118_c910d686812718ce1c6833bc4a51374fef58b2cfb871565a83eb0f0d4d8383ef.exe 4964 JaffaCakes118_c910d686812718ce1c6833bc4a51374fef58b2cfb871565a83eb0f0d4d8383ef.exe 4964 JaffaCakes118_c910d686812718ce1c6833bc4a51374fef58b2cfb871565a83eb0f0d4d8383ef.exe 4964 JaffaCakes118_c910d686812718ce1c6833bc4a51374fef58b2cfb871565a83eb0f0d4d8383ef.exe 4964 JaffaCakes118_c910d686812718ce1c6833bc4a51374fef58b2cfb871565a83eb0f0d4d8383ef.exe 1588 csrss.exe 1588 csrss.exe 3920 injector.exe 3920 injector.exe 3920 injector.exe 3920 injector.exe 3920 injector.exe 3920 injector.exe 3920 injector.exe 3920 injector.exe 3920 injector.exe 3920 injector.exe 3920 injector.exe 3920 injector.exe 3920 injector.exe 3920 injector.exe 3920 injector.exe 3920 injector.exe 3920 injector.exe 3920 injector.exe 3920 injector.exe 3920 injector.exe 3920 injector.exe 3920 injector.exe 3920 injector.exe 3920 injector.exe 3920 injector.exe 3920 injector.exe 3920 injector.exe 3920 injector.exe 3920 injector.exe 3920 injector.exe 3920 injector.exe 3920 injector.exe 3920 injector.exe 3920 injector.exe 3920 injector.exe 3920 injector.exe 3920 injector.exe 3920 injector.exe 3920 injector.exe 3920 injector.exe 3920 injector.exe 3920 injector.exe 3920 injector.exe 3920 injector.exe 3920 injector.exe 3920 injector.exe 3920 injector.exe 3920 injector.exe 3920 injector.exe 3920 injector.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 4616 JaffaCakes118_c910d686812718ce1c6833bc4a51374fef58b2cfb871565a83eb0f0d4d8383ef.exe Token: SeImpersonatePrivilege 4616 JaffaCakes118_c910d686812718ce1c6833bc4a51374fef58b2cfb871565a83eb0f0d4d8383ef.exe Token: SeSystemEnvironmentPrivilege 1588 csrss.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 4964 wrote to memory of 4644 4964 JaffaCakes118_c910d686812718ce1c6833bc4a51374fef58b2cfb871565a83eb0f0d4d8383ef.exe 89 PID 4964 wrote to memory of 4644 4964 JaffaCakes118_c910d686812718ce1c6833bc4a51374fef58b2cfb871565a83eb0f0d4d8383ef.exe 89 PID 4644 wrote to memory of 620 4644 cmd.exe 91 PID 4644 wrote to memory of 620 4644 cmd.exe 91 PID 4964 wrote to memory of 1588 4964 JaffaCakes118_c910d686812718ce1c6833bc4a51374fef58b2cfb871565a83eb0f0d4d8383ef.exe 92 PID 4964 wrote to memory of 1588 4964 JaffaCakes118_c910d686812718ce1c6833bc4a51374fef58b2cfb871565a83eb0f0d4d8383ef.exe 92 PID 4964 wrote to memory of 1588 4964 JaffaCakes118_c910d686812718ce1c6833bc4a51374fef58b2cfb871565a83eb0f0d4d8383ef.exe 92 PID 1588 wrote to memory of 3920 1588 csrss.exe 111 PID 1588 wrote to memory of 3920 1588 csrss.exe 111 -
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_c910d686812718ce1c6833bc4a51374fef58b2cfb871565a83eb0f0d4d8383ef.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c910d686812718ce1c6833bc4a51374fef58b2cfb871565a83eb0f0d4d8383ef.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4616 -
C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c910d686812718ce1c6833bc4a51374fef58b2cfb871565a83eb0f0d4d8383ef.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_c910d686812718ce1c6833bc4a51374fef58b2cfb871565a83eb0f0d4d8383ef.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
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4964 -
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:4644 -
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:620
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C:\Windows\rss\csrss.exeC:\Windows\rss\csrss.exe /305-3053⤵
- Executes dropped EXE
- 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:1588 -
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:3284
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:1344
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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:3920
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4964 -s 7923⤵
- Program crash
PID:1992
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 4964 -ip 49641⤵PID:3600
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
4.3MB
MD57055bb464778e5dca39b1b403b721828
SHA1494bdd9193dee23d8b20ddc02aedb74faaaaff65
SHA256c910d686812718ce1c6833bc4a51374fef58b2cfb871565a83eb0f0d4d8383ef
SHA5123860a4f197dbc3a002bb2abd857dc81f5d531a649a3589a1a20d45cd19b6a18c3e81bd1b51b7de0585752783b59fe9d40ee144fda9d7e8392751bf854d69a397