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Analysis
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max time kernel
150s -
max time network
146s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
23/12/2024, 13:48
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_2d3f93afbb05c898b0de7e0111b4c2f514bbc280e277144a48c67ce497de4e24.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
JaffaCakes118_2d3f93afbb05c898b0de7e0111b4c2f514bbc280e277144a48c67ce497de4e24.exe
Resource
win10v2004-20241007-en
General
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Target
JaffaCakes118_2d3f93afbb05c898b0de7e0111b4c2f514bbc280e277144a48c67ce497de4e24.exe
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Size
4.1MB
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MD5
dbcd51443c8e6b367a21c710cb35bee3
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SHA1
e2580bccd52f4075bf3201118d73836a57faff3f
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SHA256
2d3f93afbb05c898b0de7e0111b4c2f514bbc280e277144a48c67ce497de4e24
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SHA512
8f979d618837f5ce08d336f0b538572abcd81d404059482182bc7935f6a15a470ce740b647ab5803fb659b11e7ff3c6f66210acbe16224c3326b29b76fdddcb2
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SSDEEP
98304:aR4tdmtexVC27bqZXB9KQfgtIkZiEQkWQMIW4iZhrmV:ltdLxVVcB9VfW9gnkWQ5iZhrmV
Malware Config
Signatures
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Glupteba family
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Glupteba payload 19 IoCs
resource yara_rule behavioral2/memory/3096-2-0x0000000003060000-0x00000000038D6000-memory.dmp family_glupteba behavioral2/memory/3096-3-0x0000000000400000-0x0000000000C91000-memory.dmp family_glupteba behavioral2/memory/3096-5-0x0000000003060000-0x00000000038D6000-memory.dmp family_glupteba behavioral2/memory/3096-6-0x0000000000400000-0x0000000000C91000-memory.dmp family_glupteba behavioral2/memory/4004-9-0x0000000000400000-0x0000000000C91000-memory.dmp family_glupteba behavioral2/memory/4004-15-0x0000000000400000-0x0000000000C91000-memory.dmp family_glupteba behavioral2/memory/4192-22-0x0000000000400000-0x0000000000C91000-memory.dmp family_glupteba behavioral2/memory/4192-23-0x0000000000400000-0x0000000000C91000-memory.dmp family_glupteba behavioral2/memory/4192-24-0x0000000000400000-0x0000000000C91000-memory.dmp family_glupteba behavioral2/memory/4192-25-0x0000000000400000-0x0000000000C91000-memory.dmp family_glupteba behavioral2/memory/4192-26-0x0000000000400000-0x0000000000C91000-memory.dmp family_glupteba behavioral2/memory/4192-27-0x0000000000400000-0x0000000000C91000-memory.dmp family_glupteba behavioral2/memory/4192-28-0x0000000000400000-0x0000000000C91000-memory.dmp family_glupteba behavioral2/memory/4192-29-0x0000000000400000-0x0000000000C91000-memory.dmp family_glupteba behavioral2/memory/4192-30-0x0000000000400000-0x0000000000C91000-memory.dmp family_glupteba behavioral2/memory/4192-31-0x0000000000400000-0x0000000000C91000-memory.dmp family_glupteba behavioral2/memory/4192-32-0x0000000000400000-0x0000000000C91000-memory.dmp family_glupteba behavioral2/memory/4192-33-0x0000000000400000-0x0000000000C91000-memory.dmp family_glupteba behavioral2/memory/4192-34-0x0000000000400000-0x0000000000C91000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 2776 netsh.exe -
Executes dropped EXE 2 IoCs
pid Process 4192 csrss.exe 3176 injector.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" JaffaCakes118_2d3f93afbb05c898b0de7e0111b4c2f514bbc280e277144a48c67ce497de4e24.exe Set value (str) \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.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_2d3f93afbb05c898b0de7e0111b4c2f514bbc280e277144a48c67ce497de4e24.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\rss JaffaCakes118_2d3f93afbb05c898b0de7e0111b4c2f514bbc280e277144a48c67ce497de4e24.exe File created C:\Windows\rss\csrss.exe JaffaCakes118_2d3f93afbb05c898b0de7e0111b4c2f514bbc280e277144a48c67ce497de4e24.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_2d3f93afbb05c898b0de7e0111b4c2f514bbc280e277144a48c67ce497de4e24.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language JaffaCakes118_2d3f93afbb05c898b0de7e0111b4c2f514bbc280e277144a48c67ce497de4e24.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" JaffaCakes118_2d3f93afbb05c898b0de7e0111b4c2f514bbc280e277144a48c67ce497de4e24.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-561 = "SE Asia Daylight Time" JaffaCakes118_2d3f93afbb05c898b0de7e0111b4c2f514bbc280e277144a48c67ce497de4e24.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_2d3f93afbb05c898b0de7e0111b4c2f514bbc280e277144a48c67ce497de4e24.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-12 = "Azores Standard Time" JaffaCakes118_2d3f93afbb05c898b0de7e0111b4c2f514bbc280e277144a48c67ce497de4e24.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-512 = "Central Asia Standard Time" JaffaCakes118_2d3f93afbb05c898b0de7e0111b4c2f514bbc280e277144a48c67ce497de4e24.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1832 = "Russia TZ 2 Standard Time" JaffaCakes118_2d3f93afbb05c898b0de7e0111b4c2f514bbc280e277144a48c67ce497de4e24.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-622 = "Korea Standard Time" JaffaCakes118_2d3f93afbb05c898b0de7e0111b4c2f514bbc280e277144a48c67ce497de4e24.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-192 = "Mountain Standard Time" JaffaCakes118_2d3f93afbb05c898b0de7e0111b4c2f514bbc280e277144a48c67ce497de4e24.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-911 = "Mauritius Daylight Time" JaffaCakes118_2d3f93afbb05c898b0de7e0111b4c2f514bbc280e277144a48c67ce497de4e24.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-742 = "New Zealand Standard Time" JaffaCakes118_2d3f93afbb05c898b0de7e0111b4c2f514bbc280e277144a48c67ce497de4e24.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1021 = "Bangladesh Daylight Time" JaffaCakes118_2d3f93afbb05c898b0de7e0111b4c2f514bbc280e277144a48c67ce497de4e24.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-171 = "Central Daylight Time (Mexico)" JaffaCakes118_2d3f93afbb05c898b0de7e0111b4c2f514bbc280e277144a48c67ce497de4e24.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" JaffaCakes118_2d3f93afbb05c898b0de7e0111b4c2f514bbc280e277144a48c67ce497de4e24.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_2d3f93afbb05c898b0de7e0111b4c2f514bbc280e277144a48c67ce497de4e24.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-652 = "AUS Central Standard Time" JaffaCakes118_2d3f93afbb05c898b0de7e0111b4c2f514bbc280e277144a48c67ce497de4e24.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_2d3f93afbb05c898b0de7e0111b4c2f514bbc280e277144a48c67ce497de4e24.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2041 = "Eastern Daylight Time (Mexico)" JaffaCakes118_2d3f93afbb05c898b0de7e0111b4c2f514bbc280e277144a48c67ce497de4e24.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-3051 = "Qyzylorda Daylight Time" JaffaCakes118_2d3f93afbb05c898b0de7e0111b4c2f514bbc280e277144a48c67ce497de4e24.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2491 = "Aus Central W. Daylight Time" JaffaCakes118_2d3f93afbb05c898b0de7e0111b4c2f514bbc280e277144a48c67ce497de4e24.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1661 = "Bahia Daylight Time" JaffaCakes118_2d3f93afbb05c898b0de7e0111b4c2f514bbc280e277144a48c67ce497de4e24.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-871 = "Pakistan Daylight Time" JaffaCakes118_2d3f93afbb05c898b0de7e0111b4c2f514bbc280e277144a48c67ce497de4e24.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2182 = "Astrakhan Standard Time" JaffaCakes118_2d3f93afbb05c898b0de7e0111b4c2f514bbc280e277144a48c67ce497de4e24.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-434 = "Georgian Daylight Time" JaffaCakes118_2d3f93afbb05c898b0de7e0111b4c2f514bbc280e277144a48c67ce497de4e24.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1501 = "Turkey Daylight Time" JaffaCakes118_2d3f93afbb05c898b0de7e0111b4c2f514bbc280e277144a48c67ce497de4e24.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates csrss.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-3052 = "Qyzylorda Standard Time" JaffaCakes118_2d3f93afbb05c898b0de7e0111b4c2f514bbc280e277144a48c67ce497de4e24.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-241 = "Samoa Daylight Time" JaffaCakes118_2d3f93afbb05c898b0de7e0111b4c2f514bbc280e277144a48c67ce497de4e24.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1502 = "Turkey Standard Time" JaffaCakes118_2d3f93afbb05c898b0de7e0111b4c2f514bbc280e277144a48c67ce497de4e24.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-912 = "Mauritius Standard Time" JaffaCakes118_2d3f93afbb05c898b0de7e0111b4c2f514bbc280e277144a48c67ce497de4e24.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2751 = "Tomsk Daylight Time" JaffaCakes118_2d3f93afbb05c898b0de7e0111b4c2f514bbc280e277144a48c67ce497de4e24.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1931 = "Russia TZ 11 Daylight Time" JaffaCakes118_2d3f93afbb05c898b0de7e0111b4c2f514bbc280e277144a48c67ce497de4e24.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-172 = "Central Standard Time (Mexico)" JaffaCakes118_2d3f93afbb05c898b0de7e0111b4c2f514bbc280e277144a48c67ce497de4e24.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-501 = "Nepal Daylight Time" JaffaCakes118_2d3f93afbb05c898b0de7e0111b4c2f514bbc280e277144a48c67ce497de4e24.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2871 = "Magallanes Daylight Time" JaffaCakes118_2d3f93afbb05c898b0de7e0111b4c2f514bbc280e277144a48c67ce497de4e24.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-772 = "Montevideo Standard Time" JaffaCakes118_2d3f93afbb05c898b0de7e0111b4c2f514bbc280e277144a48c67ce497de4e24.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-182 = "Mountain Standard Time (Mexico)" JaffaCakes118_2d3f93afbb05c898b0de7e0111b4c2f514bbc280e277144a48c67ce497de4e24.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1861 = "Russia TZ 6 Daylight Time" JaffaCakes118_2d3f93afbb05c898b0de7e0111b4c2f514bbc280e277144a48c67ce497de4e24.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2771 = "Omsk Daylight Time" JaffaCakes118_2d3f93afbb05c898b0de7e0111b4c2f514bbc280e277144a48c67ce497de4e24.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2141 = "Transbaikal Daylight Time" JaffaCakes118_2d3f93afbb05c898b0de7e0111b4c2f514bbc280e277144a48c67ce497de4e24.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-151 = "Central America Daylight Time" JaffaCakes118_2d3f93afbb05c898b0de7e0111b4c2f514bbc280e277144a48c67ce497de4e24.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1472 = "Magadan Standard Time" JaffaCakes118_2d3f93afbb05c898b0de7e0111b4c2f514bbc280e277144a48c67ce497de4e24.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs 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,-2162 = "Altai Standard Time" JaffaCakes118_2d3f93afbb05c898b0de7e0111b4c2f514bbc280e277144a48c67ce497de4e24.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-81 = "Atlantic Daylight Time" JaffaCakes118_2d3f93afbb05c898b0de7e0111b4c2f514bbc280e277144a48c67ce497de4e24.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-931 = "Coordinated Universal Time" JaffaCakes118_2d3f93afbb05c898b0de7e0111b4c2f514bbc280e277144a48c67ce497de4e24.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-411 = "E. Africa Daylight Time" JaffaCakes118_2d3f93afbb05c898b0de7e0111b4c2f514bbc280e277144a48c67ce497de4e24.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-365 = "Middle East Standard Time" JaffaCakes118_2d3f93afbb05c898b0de7e0111b4c2f514bbc280e277144a48c67ce497de4e24.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1471 = "Magadan Daylight Time" JaffaCakes118_2d3f93afbb05c898b0de7e0111b4c2f514bbc280e277144a48c67ce497de4e24.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2772 = "Omsk Standard Time" JaffaCakes118_2d3f93afbb05c898b0de7e0111b4c2f514bbc280e277144a48c67ce497de4e24.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs csrss.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-448 = "Azerbaijan Daylight Time" JaffaCakes118_2d3f93afbb05c898b0de7e0111b4c2f514bbc280e277144a48c67ce497de4e24.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-334 = "Jordan Daylight Time" JaffaCakes118_2d3f93afbb05c898b0de7e0111b4c2f514bbc280e277144a48c67ce497de4e24.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2842 = "Saratov Standard Time" JaffaCakes118_2d3f93afbb05c898b0de7e0111b4c2f514bbc280e277144a48c67ce497de4e24.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-142 = "Canada Central Standard Time" JaffaCakes118_2d3f93afbb05c898b0de7e0111b4c2f514bbc280e277144a48c67ce497de4e24.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1872 = "Russia TZ 7 Standard Time" JaffaCakes118_2d3f93afbb05c898b0de7e0111b4c2f514bbc280e277144a48c67ce497de4e24.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-384 = "Namibia Daylight Time" JaffaCakes118_2d3f93afbb05c898b0de7e0111b4c2f514bbc280e277144a48c67ce497de4e24.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_2d3f93afbb05c898b0de7e0111b4c2f514bbc280e277144a48c67ce497de4e24.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_2d3f93afbb05c898b0de7e0111b4c2f514bbc280e277144a48c67ce497de4e24.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 4976 schtasks.exe 2280 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3096 JaffaCakes118_2d3f93afbb05c898b0de7e0111b4c2f514bbc280e277144a48c67ce497de4e24.exe 3096 JaffaCakes118_2d3f93afbb05c898b0de7e0111b4c2f514bbc280e277144a48c67ce497de4e24.exe 4004 JaffaCakes118_2d3f93afbb05c898b0de7e0111b4c2f514bbc280e277144a48c67ce497de4e24.exe 4004 JaffaCakes118_2d3f93afbb05c898b0de7e0111b4c2f514bbc280e277144a48c67ce497de4e24.exe 4004 JaffaCakes118_2d3f93afbb05c898b0de7e0111b4c2f514bbc280e277144a48c67ce497de4e24.exe 4004 JaffaCakes118_2d3f93afbb05c898b0de7e0111b4c2f514bbc280e277144a48c67ce497de4e24.exe 4004 JaffaCakes118_2d3f93afbb05c898b0de7e0111b4c2f514bbc280e277144a48c67ce497de4e24.exe 4004 JaffaCakes118_2d3f93afbb05c898b0de7e0111b4c2f514bbc280e277144a48c67ce497de4e24.exe 4004 JaffaCakes118_2d3f93afbb05c898b0de7e0111b4c2f514bbc280e277144a48c67ce497de4e24.exe 4004 JaffaCakes118_2d3f93afbb05c898b0de7e0111b4c2f514bbc280e277144a48c67ce497de4e24.exe 4004 JaffaCakes118_2d3f93afbb05c898b0de7e0111b4c2f514bbc280e277144a48c67ce497de4e24.exe 4004 JaffaCakes118_2d3f93afbb05c898b0de7e0111b4c2f514bbc280e277144a48c67ce497de4e24.exe 3176 injector.exe 3176 injector.exe 3176 injector.exe 3176 injector.exe 3176 injector.exe 3176 injector.exe 4192 csrss.exe 4192 csrss.exe 3176 injector.exe 3176 injector.exe 3176 injector.exe 3176 injector.exe 3176 injector.exe 3176 injector.exe 4192 csrss.exe 4192 csrss.exe 3176 injector.exe 3176 injector.exe 3176 injector.exe 3176 injector.exe 3176 injector.exe 3176 injector.exe 3176 injector.exe 3176 injector.exe 3176 injector.exe 3176 injector.exe 3176 injector.exe 3176 injector.exe 3176 injector.exe 3176 injector.exe 3176 injector.exe 3176 injector.exe 3176 injector.exe 3176 injector.exe 3176 injector.exe 3176 injector.exe 3176 injector.exe 3176 injector.exe 3176 injector.exe 3176 injector.exe 3176 injector.exe 3176 injector.exe 3176 injector.exe 3176 injector.exe 3176 injector.exe 3176 injector.exe 3176 injector.exe 3176 injector.exe 3176 injector.exe 3176 injector.exe 3176 injector.exe 3176 injector.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 3096 JaffaCakes118_2d3f93afbb05c898b0de7e0111b4c2f514bbc280e277144a48c67ce497de4e24.exe Token: SeImpersonatePrivilege 3096 JaffaCakes118_2d3f93afbb05c898b0de7e0111b4c2f514bbc280e277144a48c67ce497de4e24.exe Token: SeSystemEnvironmentPrivilege 4192 csrss.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 4004 wrote to memory of 3504 4004 JaffaCakes118_2d3f93afbb05c898b0de7e0111b4c2f514bbc280e277144a48c67ce497de4e24.exe 92 PID 4004 wrote to memory of 3504 4004 JaffaCakes118_2d3f93afbb05c898b0de7e0111b4c2f514bbc280e277144a48c67ce497de4e24.exe 92 PID 3504 wrote to memory of 2776 3504 cmd.exe 95 PID 3504 wrote to memory of 2776 3504 cmd.exe 95 PID 4004 wrote to memory of 4192 4004 JaffaCakes118_2d3f93afbb05c898b0de7e0111b4c2f514bbc280e277144a48c67ce497de4e24.exe 99 PID 4004 wrote to memory of 4192 4004 JaffaCakes118_2d3f93afbb05c898b0de7e0111b4c2f514bbc280e277144a48c67ce497de4e24.exe 99 PID 4004 wrote to memory of 4192 4004 JaffaCakes118_2d3f93afbb05c898b0de7e0111b4c2f514bbc280e277144a48c67ce497de4e24.exe 99 PID 4192 wrote to memory of 3176 4192 csrss.exe 106 PID 4192 wrote to memory of 3176 4192 csrss.exe 106 -
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_2d3f93afbb05c898b0de7e0111b4c2f514bbc280e277144a48c67ce497de4e24.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2d3f93afbb05c898b0de7e0111b4c2f514bbc280e277144a48c67ce497de4e24.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3096 -
C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2d3f93afbb05c898b0de7e0111b4c2f514bbc280e277144a48c67ce497de4e24.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_2d3f93afbb05c898b0de7e0111b4c2f514bbc280e277144a48c67ce497de4e24.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:4004 -
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:3504 -
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:2776
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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:4192 -
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:4976
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:4196
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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:3176
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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:2280
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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
MD5dbcd51443c8e6b367a21c710cb35bee3
SHA1e2580bccd52f4075bf3201118d73836a57faff3f
SHA2562d3f93afbb05c898b0de7e0111b4c2f514bbc280e277144a48c67ce497de4e24
SHA5128f979d618837f5ce08d336f0b538572abcd81d404059482182bc7935f6a15a470ce740b647ab5803fb659b11e7ff3c6f66210acbe16224c3326b29b76fdddcb2