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Analysis
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max time kernel
150s -
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, 06:20
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_ccd141435759e216256e1095c0013328c87b0dc002668a5151c343d4990dcc58.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
JaffaCakes118_ccd141435759e216256e1095c0013328c87b0dc002668a5151c343d4990dcc58.exe
Resource
win10v2004-20241007-en
General
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Target
JaffaCakes118_ccd141435759e216256e1095c0013328c87b0dc002668a5151c343d4990dcc58.exe
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Size
4.3MB
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MD5
00bb034d2d309e191e7e3f9b11f1033c
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SHA1
02179d91671d3164955b55532b14a3a3c86a8455
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SHA256
ccd141435759e216256e1095c0013328c87b0dc002668a5151c343d4990dcc58
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SHA512
d65242442eefaff36d0ef554ac4c761d3f7bc3477d7f65348a2cdddcd18fffd313ce5bb5e0211693cdf0c85031650d48265b007a1663c7a9df1c535e4a60cdfb
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SSDEEP
98304:erNQups5Z8/GuXmKxbZIn1pXDc5hQnp4QKk3AQ:kQupkk28onAhUp28d
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/2748-2-0x0000000004100000-0x00000000049A2000-memory.dmp family_glupteba behavioral2/memory/2748-3-0x0000000000400000-0x0000000000CBD000-memory.dmp family_glupteba behavioral2/memory/2748-5-0x0000000004100000-0x00000000049A2000-memory.dmp family_glupteba behavioral2/memory/2748-6-0x0000000000400000-0x0000000000CBD000-memory.dmp family_glupteba behavioral2/memory/2748-4-0x0000000000400000-0x000000000362E000-memory.dmp family_glupteba behavioral2/memory/4676-11-0x0000000000400000-0x000000000362E000-memory.dmp family_glupteba behavioral2/memory/2052-14-0x0000000000400000-0x000000000362E000-memory.dmp family_glupteba behavioral2/memory/2052-20-0x0000000000400000-0x000000000362E000-memory.dmp family_glupteba behavioral2/memory/2052-21-0x0000000000400000-0x000000000362E000-memory.dmp family_glupteba behavioral2/memory/2052-22-0x0000000000400000-0x000000000362E000-memory.dmp family_glupteba behavioral2/memory/2052-23-0x0000000000400000-0x000000000362E000-memory.dmp family_glupteba behavioral2/memory/2052-24-0x0000000000400000-0x000000000362E000-memory.dmp family_glupteba behavioral2/memory/2052-25-0x0000000000400000-0x000000000362E000-memory.dmp family_glupteba behavioral2/memory/2052-26-0x0000000000400000-0x000000000362E000-memory.dmp family_glupteba behavioral2/memory/2052-27-0x0000000000400000-0x000000000362E000-memory.dmp family_glupteba behavioral2/memory/2052-28-0x0000000000400000-0x000000000362E000-memory.dmp family_glupteba behavioral2/memory/2052-29-0x0000000000400000-0x000000000362E000-memory.dmp family_glupteba behavioral2/memory/2052-30-0x0000000000400000-0x000000000362E000-memory.dmp family_glupteba behavioral2/memory/2052-31-0x0000000000400000-0x000000000362E000-memory.dmp family_glupteba behavioral2/memory/2052-32-0x0000000000400000-0x000000000362E000-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 3004 netsh.exe -
Executes dropped EXE 2 IoCs
pid Process 2052 csrss.exe 2016 injector.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\AncientWave = "\"C:\\Windows\\rss\\csrss.exe\"" JaffaCakes118_ccd141435759e216256e1095c0013328c87b0dc002668a5151c343d4990dcc58.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_ccd141435759e216256e1095c0013328c87b0dc002668a5151c343d4990dcc58.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\rss JaffaCakes118_ccd141435759e216256e1095c0013328c87b0dc002668a5151c343d4990dcc58.exe File created C:\Windows\rss\csrss.exe JaffaCakes118_ccd141435759e216256e1095c0013328c87b0dc002668a5151c343d4990dcc58.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 csrss.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language JaffaCakes118_ccd141435759e216256e1095c0013328c87b0dc002668a5151c343d4990dcc58.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language JaffaCakes118_ccd141435759e216256e1095c0013328c87b0dc002668a5151c343d4990dcc58.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,-692 = "Tasmania Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1041 = "Ulaanbaatar Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-12 = "Azores Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-52 = "Greenland Standard 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,-92 = "Pacific SA Standard Time" csrss.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" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2942 = "Sao Tome Standard Time" 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" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2432 = "Cuba Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-434 = "Georgian Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-541 = "Myanmar Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-381 = "South Africa Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-402 = "Arabic Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-451 = "Caucasus Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-372 = "Jerusalem Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2892 = "Sudan Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-131 = "US Eastern Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-442 = "Arabian Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1021 = "Bangladesh Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1821 = "Russia TZ 1 Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-382 = "South Africa Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-462 = "Afghanistan Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2041 = "Eastern Daylight Time (Mexico)" 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,-791 = "SA Western Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-241 = "Samoa Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-661 = "Cen. Australia Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-742 = "New Zealand Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-532 = "Sri Lanka Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-751 = "Tonga Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1661 = "Bahia Daylight 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,-334 = "Jordan Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2872 = "Magallanes 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,-792 = "SA Western Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2392 = "Aleutian Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-291 = "Central European 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,-2772 = "Omsk Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-452 = "Caucasus Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-912 = "Mauritius 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,-331 = "E. Europe Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-371 = "Jerusalem Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-601 = "Taipei Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-682 = "E. Australia Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-384 = "Namibia Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2062 = "North Korea Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1411 = "Syria Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2571 = "Turks and Caicos Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-111 = "Eastern Daylight Time" 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,-1722 = "Libya Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-11 = "Azores Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-252 = "Dateline Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2042 = "Eastern Standard Time (Mexico)" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-491 = "India 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 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2161 = "Altai Daylight 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,-2592 = "Tocantins Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-282 = "Central Europe Standard Time" 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 4980 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2748 JaffaCakes118_ccd141435759e216256e1095c0013328c87b0dc002668a5151c343d4990dcc58.exe 2748 JaffaCakes118_ccd141435759e216256e1095c0013328c87b0dc002668a5151c343d4990dcc58.exe 4676 JaffaCakes118_ccd141435759e216256e1095c0013328c87b0dc002668a5151c343d4990dcc58.exe 4676 JaffaCakes118_ccd141435759e216256e1095c0013328c87b0dc002668a5151c343d4990dcc58.exe 4676 JaffaCakes118_ccd141435759e216256e1095c0013328c87b0dc002668a5151c343d4990dcc58.exe 4676 JaffaCakes118_ccd141435759e216256e1095c0013328c87b0dc002668a5151c343d4990dcc58.exe 4676 JaffaCakes118_ccd141435759e216256e1095c0013328c87b0dc002668a5151c343d4990dcc58.exe 4676 JaffaCakes118_ccd141435759e216256e1095c0013328c87b0dc002668a5151c343d4990dcc58.exe 4676 JaffaCakes118_ccd141435759e216256e1095c0013328c87b0dc002668a5151c343d4990dcc58.exe 4676 JaffaCakes118_ccd141435759e216256e1095c0013328c87b0dc002668a5151c343d4990dcc58.exe 4676 JaffaCakes118_ccd141435759e216256e1095c0013328c87b0dc002668a5151c343d4990dcc58.exe 4676 JaffaCakes118_ccd141435759e216256e1095c0013328c87b0dc002668a5151c343d4990dcc58.exe 2052 csrss.exe 2052 csrss.exe 2016 injector.exe 2016 injector.exe 2016 injector.exe 2016 injector.exe 2016 injector.exe 2016 injector.exe 2016 injector.exe 2016 injector.exe 2016 injector.exe 2016 injector.exe 2016 injector.exe 2016 injector.exe 2016 injector.exe 2016 injector.exe 2016 injector.exe 2016 injector.exe 2016 injector.exe 2016 injector.exe 2016 injector.exe 2016 injector.exe 2016 injector.exe 2016 injector.exe 2016 injector.exe 2016 injector.exe 2016 injector.exe 2016 injector.exe 2016 injector.exe 2016 injector.exe 2016 injector.exe 2016 injector.exe 2016 injector.exe 2016 injector.exe 2016 injector.exe 2016 injector.exe 2016 injector.exe 2016 injector.exe 2016 injector.exe 2016 injector.exe 2016 injector.exe 2016 injector.exe 2016 injector.exe 2016 injector.exe 2016 injector.exe 2016 injector.exe 2016 injector.exe 2016 injector.exe 2016 injector.exe 2016 injector.exe 2016 injector.exe 2016 injector.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 2748 JaffaCakes118_ccd141435759e216256e1095c0013328c87b0dc002668a5151c343d4990dcc58.exe Token: SeImpersonatePrivilege 2748 JaffaCakes118_ccd141435759e216256e1095c0013328c87b0dc002668a5151c343d4990dcc58.exe Token: SeSystemEnvironmentPrivilege 2052 csrss.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 4676 wrote to memory of 996 4676 JaffaCakes118_ccd141435759e216256e1095c0013328c87b0dc002668a5151c343d4990dcc58.exe 86 PID 4676 wrote to memory of 996 4676 JaffaCakes118_ccd141435759e216256e1095c0013328c87b0dc002668a5151c343d4990dcc58.exe 86 PID 996 wrote to memory of 3004 996 cmd.exe 88 PID 996 wrote to memory of 3004 996 cmd.exe 88 PID 4676 wrote to memory of 2052 4676 JaffaCakes118_ccd141435759e216256e1095c0013328c87b0dc002668a5151c343d4990dcc58.exe 89 PID 4676 wrote to memory of 2052 4676 JaffaCakes118_ccd141435759e216256e1095c0013328c87b0dc002668a5151c343d4990dcc58.exe 89 PID 4676 wrote to memory of 2052 4676 JaffaCakes118_ccd141435759e216256e1095c0013328c87b0dc002668a5151c343d4990dcc58.exe 89 PID 2052 wrote to memory of 2016 2052 csrss.exe 99 PID 2052 wrote to memory of 2016 2052 csrss.exe 99 -
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_ccd141435759e216256e1095c0013328c87b0dc002668a5151c343d4990dcc58.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ccd141435759e216256e1095c0013328c87b0dc002668a5151c343d4990dcc58.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2748 -
C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ccd141435759e216256e1095c0013328c87b0dc002668a5151c343d4990dcc58.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_ccd141435759e216256e1095c0013328c87b0dc002668a5151c343d4990dcc58.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:4676 -
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:996 -
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:3004
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C:\Windows\rss\csrss.exeC:\Windows\rss\csrss.exe /301-3013⤵
- 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:2052 -
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:4980
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:4864
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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:2016
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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
4.3MB
MD500bb034d2d309e191e7e3f9b11f1033c
SHA102179d91671d3164955b55532b14a3a3c86a8455
SHA256ccd141435759e216256e1095c0013328c87b0dc002668a5151c343d4990dcc58
SHA512d65242442eefaff36d0ef554ac4c761d3f7bc3477d7f65348a2cdddcd18fffd313ce5bb5e0211693cdf0c85031650d48265b007a1663c7a9df1c535e4a60cdfb