Analysis
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max time kernel
150s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
24-12-2024 18:12
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
JaffaCakes118_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.exe
Resource
win10v2004-20241007-en
General
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Target
JaffaCakes118_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.exe
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Size
4.1MB
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MD5
138f94d427d0ae5b948f39b77005948f
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SHA1
25d7e249bb7a9aee65d37a51ae3d446c6831220e
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SHA256
5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383
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SHA512
cd971962f46337137d66f748796cc248ce00b535243c9dd6800ab2cd8e20f1dddc4da7356c46cb13e5b061693946600cc2ab7b490fd7aec4cdd438fa8b8cc0a4
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SSDEEP
98304:zRySs17ZjAqpP/TxHqksaLbKpbh8qWyJxxYm:dy35ZckrlqoEbhDJ4m
Malware Config
Signatures
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Glupteba family
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Glupteba payload 19 IoCs
resource yara_rule behavioral2/memory/3712-2-0x0000000002F60000-0x00000000037D7000-memory.dmp family_glupteba behavioral2/memory/3712-3-0x0000000000400000-0x0000000000C91000-memory.dmp family_glupteba behavioral2/memory/3712-6-0x0000000002F60000-0x00000000037D7000-memory.dmp family_glupteba behavioral2/memory/3712-4-0x0000000000400000-0x0000000000C91000-memory.dmp family_glupteba behavioral2/memory/4712-8-0x0000000000400000-0x0000000000C91000-memory.dmp family_glupteba behavioral2/memory/4712-15-0x0000000000400000-0x0000000000C91000-memory.dmp family_glupteba behavioral2/memory/2960-21-0x0000000000400000-0x0000000000C91000-memory.dmp family_glupteba behavioral2/memory/2960-22-0x0000000000400000-0x0000000000C91000-memory.dmp family_glupteba behavioral2/memory/2960-23-0x0000000000400000-0x0000000000C91000-memory.dmp family_glupteba behavioral2/memory/2960-24-0x0000000000400000-0x0000000000C91000-memory.dmp family_glupteba behavioral2/memory/2960-25-0x0000000000400000-0x0000000000C91000-memory.dmp family_glupteba behavioral2/memory/2960-26-0x0000000000400000-0x0000000000C91000-memory.dmp family_glupteba behavioral2/memory/2960-27-0x0000000000400000-0x0000000000C91000-memory.dmp family_glupteba behavioral2/memory/2960-28-0x0000000000400000-0x0000000000C91000-memory.dmp family_glupteba behavioral2/memory/2960-29-0x0000000000400000-0x0000000000C91000-memory.dmp family_glupteba behavioral2/memory/2960-30-0x0000000000400000-0x0000000000C91000-memory.dmp family_glupteba behavioral2/memory/2960-31-0x0000000000400000-0x0000000000C91000-memory.dmp family_glupteba behavioral2/memory/2960-32-0x0000000000400000-0x0000000000C91000-memory.dmp family_glupteba behavioral2/memory/2960-33-0x0000000000400000-0x0000000000C91000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 2296 netsh.exe -
Executes dropped EXE 2 IoCs
pid Process 2960 csrss.exe 2508 injector.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" JaffaCakes118_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.exe Set value (str) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\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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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_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\rss JaffaCakes118_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.exe File created C:\Windows\rss\csrss.exe JaffaCakes118_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.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_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language JaffaCakes118_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.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,-2872 = "Magallanes Standard Time" JaffaCakes118_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-385 = "Namibia Standard Time" JaffaCakes118_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-501 = "Nepal Daylight Time" JaffaCakes118_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-71 = "Newfoundland Daylight Time" JaffaCakes118_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-161 = "Central Daylight Time" JaffaCakes118_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-42 = "E. South America Standard Time" JaffaCakes118_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1831 = "Russia TZ 2 Daylight Time" JaffaCakes118_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-592 = "Malay Peninsula Standard Time" JaffaCakes118_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2141 = "Transbaikal Daylight Time" JaffaCakes118_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2592 = "Tocantins Standard Time" JaffaCakes118_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-82 = "Atlantic Standard Time" JaffaCakes118_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-412 = "E. Africa Standard Time" JaffaCakes118_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-331 = "E. Europe Daylight Time" JaffaCakes118_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2371 = "Easter Island Daylight Time" JaffaCakes118_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1801 = "Line Islands Daylight Time" JaffaCakes118_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-162 = "Central Standard Time" JaffaCakes118_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-962 = "Paraguay Standard Time" JaffaCakes118_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1891 = "Russia TZ 3 Daylight Time" JaffaCakes118_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.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_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-351 = "FLE Daylight Time" JaffaCakes118_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-542 = "Myanmar Standard Time" JaffaCakes118_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-201 = "US Mountain Daylight Time" JaffaCakes118_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2752 = "Tomsk Standard Time" JaffaCakes118_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1871 = "Russia TZ 7 Daylight Time" JaffaCakes118_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2841 = "Saratov Daylight Time" JaffaCakes118_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-562 = "SE Asia Standard Time" JaffaCakes118_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2892 = "Sudan Standard Time" JaffaCakes118_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-692 = "Tasmania Standard Time" JaffaCakes118_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.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_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-832 = "SA Eastern Standard Time" JaffaCakes118_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-241 = "Samoa Daylight Time" JaffaCakes118_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1412 = "Syria Standard Time" JaffaCakes118_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-221 = "Alaskan Daylight Time" JaffaCakes118_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-431 = "Iran Daylight Time" JaffaCakes118_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-541 = "Myanmar Daylight Time" JaffaCakes118_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-302 = "Romance Standard Time" JaffaCakes118_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-831 = "SA Eastern Daylight Time" JaffaCakes118_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-11 = "Azores Daylight Time" JaffaCakes118_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-231 = "Hawaiian Daylight Time" JaffaCakes118_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.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_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.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_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1501 = "Turkey Daylight Time" JaffaCakes118_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2842 = "Saratov Standard Time" JaffaCakes118_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2612 = "Bougainville Standard Time" JaffaCakes118_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-251 = "Dateline Daylight Time" JaffaCakes118_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.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_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.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_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2061 = "North Korea Daylight Time" JaffaCakes118_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2392 = "Aleutian Standard Time" JaffaCakes118_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-105 = "Central Brazilian Standard Time" JaffaCakes118_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-372 = "Jerusalem Standard Time" JaffaCakes118_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-772 = "Montevideo Standard Time" JaffaCakes118_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.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_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2391 = "Aleutian Daylight Time" JaffaCakes118_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.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_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-214 = "Pacific Daylight Time (Mexico)" JaffaCakes118_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.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_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-121 = "SA Pacific Daylight Time" JaffaCakes118_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-671 = "AUS Eastern Daylight Time" JaffaCakes118_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1972 = "Belarus Standard Time" JaffaCakes118_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-511 = "Central Asia Daylight Time" JaffaCakes118_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2372 = "Easter Island Standard Time" JaffaCakes118_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-435 = "Georgian Standard Time" JaffaCakes118_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2632 = "Norfolk Standard Time" JaffaCakes118_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.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 1340 schtasks.exe 4556 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3712 JaffaCakes118_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.exe 3712 JaffaCakes118_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.exe 4712 JaffaCakes118_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.exe 4712 JaffaCakes118_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.exe 4712 JaffaCakes118_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.exe 4712 JaffaCakes118_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.exe 4712 JaffaCakes118_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.exe 4712 JaffaCakes118_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.exe 4712 JaffaCakes118_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.exe 4712 JaffaCakes118_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.exe 4712 JaffaCakes118_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.exe 4712 JaffaCakes118_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.exe 2508 injector.exe 2508 injector.exe 2508 injector.exe 2508 injector.exe 2508 injector.exe 2508 injector.exe 2960 csrss.exe 2960 csrss.exe 2508 injector.exe 2508 injector.exe 2508 injector.exe 2508 injector.exe 2508 injector.exe 2508 injector.exe 2960 csrss.exe 2960 csrss.exe 2508 injector.exe 2508 injector.exe 2508 injector.exe 2508 injector.exe 2508 injector.exe 2508 injector.exe 2508 injector.exe 2508 injector.exe 2508 injector.exe 2508 injector.exe 2508 injector.exe 2508 injector.exe 2508 injector.exe 2508 injector.exe 2508 injector.exe 2508 injector.exe 2508 injector.exe 2508 injector.exe 2508 injector.exe 2508 injector.exe 2508 injector.exe 2508 injector.exe 2508 injector.exe 2508 injector.exe 2508 injector.exe 2508 injector.exe 2508 injector.exe 2508 injector.exe 2508 injector.exe 2508 injector.exe 2508 injector.exe 2508 injector.exe 2508 injector.exe 2508 injector.exe 2508 injector.exe 2508 injector.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 3712 JaffaCakes118_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.exe Token: SeImpersonatePrivilege 3712 JaffaCakes118_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.exe Token: SeSystemEnvironmentPrivilege 2960 csrss.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 4712 wrote to memory of 1100 4712 JaffaCakes118_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.exe 91 PID 4712 wrote to memory of 1100 4712 JaffaCakes118_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.exe 91 PID 1100 wrote to memory of 2296 1100 cmd.exe 93 PID 1100 wrote to memory of 2296 1100 cmd.exe 93 PID 4712 wrote to memory of 2960 4712 JaffaCakes118_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.exe 97 PID 4712 wrote to memory of 2960 4712 JaffaCakes118_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.exe 97 PID 4712 wrote to memory of 2960 4712 JaffaCakes118_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.exe 97 PID 2960 wrote to memory of 2508 2960 csrss.exe 104 PID 2960 wrote to memory of 2508 2960 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_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3712 -
C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_5a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383.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:4712 -
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:1100 -
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:2296
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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
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2960 -
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:1340
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:1592
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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:2508
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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:4556
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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
MD5138f94d427d0ae5b948f39b77005948f
SHA125d7e249bb7a9aee65d37a51ae3d446c6831220e
SHA2565a78595a0eec0e84c5308299b581a0d10cb5cc3156d8466eb7c791f7ac765383
SHA512cd971962f46337137d66f748796cc248ce00b535243c9dd6800ab2cd8e20f1dddc4da7356c46cb13e5b061693946600cc2ab7b490fd7aec4cdd438fa8b8cc0a4