Analysis
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max time kernel
149s -
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 14:03
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_3b2a65e26d01cc788cd615da40e8895ddbdfbb5b11d24fee3bf89cc3e2b0fd80.exe
Resource
win7-20240903-en
Behavioral task
behavioral2
Sample
JaffaCakes118_3b2a65e26d01cc788cd615da40e8895ddbdfbb5b11d24fee3bf89cc3e2b0fd80.exe
Resource
win10v2004-20241007-en
General
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Target
JaffaCakes118_3b2a65e26d01cc788cd615da40e8895ddbdfbb5b11d24fee3bf89cc3e2b0fd80.exe
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Size
4.3MB
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MD5
0c70a67377ccd2ed4a558bb90ba997d0
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SHA1
27499c4b4f960d33c076bff070ed08a8df21e552
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SHA256
3b2a65e26d01cc788cd615da40e8895ddbdfbb5b11d24fee3bf89cc3e2b0fd80
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SHA512
ac3fddc610d4ba062cc547bf69fc22f4be898bba8e5a8401ca89c9007d3e5e934bf23745ef9f7528dfd68b6e7f16f66cfcd23d95e41e9ed25ffdf0f05bbad8d2
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SSDEEP
98304:0H9EsZm8LJkMf7y813FIlUeiUKudjhkl5i2SvBBHPIHNz4C3lXnv:KZmac8rIObdLSvBBwtsC3l3v
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/4412-2-0x0000000003F90000-0x0000000004832000-memory.dmp family_glupteba behavioral2/memory/4412-3-0x0000000000400000-0x0000000000CBD000-memory.dmp family_glupteba behavioral2/memory/4412-6-0x0000000003F90000-0x0000000004832000-memory.dmp family_glupteba behavioral2/memory/4412-5-0x0000000000400000-0x0000000000CBD000-memory.dmp family_glupteba behavioral2/memory/4412-4-0x0000000000400000-0x000000000362E000-memory.dmp family_glupteba behavioral2/memory/3160-12-0x0000000000400000-0x000000000362E000-memory.dmp family_glupteba behavioral2/memory/1196-14-0x0000000000400000-0x000000000362E000-memory.dmp family_glupteba behavioral2/memory/1196-20-0x0000000000400000-0x000000000362E000-memory.dmp family_glupteba behavioral2/memory/1196-21-0x0000000000400000-0x000000000362E000-memory.dmp family_glupteba behavioral2/memory/1196-22-0x0000000000400000-0x000000000362E000-memory.dmp family_glupteba behavioral2/memory/1196-23-0x0000000000400000-0x000000000362E000-memory.dmp family_glupteba behavioral2/memory/1196-24-0x0000000000400000-0x000000000362E000-memory.dmp family_glupteba behavioral2/memory/1196-25-0x0000000000400000-0x000000000362E000-memory.dmp family_glupteba behavioral2/memory/1196-26-0x0000000000400000-0x000000000362E000-memory.dmp family_glupteba behavioral2/memory/1196-27-0x0000000000400000-0x000000000362E000-memory.dmp family_glupteba behavioral2/memory/1196-28-0x0000000000400000-0x000000000362E000-memory.dmp family_glupteba behavioral2/memory/1196-29-0x0000000000400000-0x000000000362E000-memory.dmp family_glupteba behavioral2/memory/1196-30-0x0000000000400000-0x000000000362E000-memory.dmp family_glupteba behavioral2/memory/1196-31-0x0000000000400000-0x000000000362E000-memory.dmp family_glupteba behavioral2/memory/1196-32-0x0000000000400000-0x000000000362E000-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 1484 netsh.exe -
Executes dropped EXE 2 IoCs
pid Process 1196 csrss.exe 4468 injector.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\WinterVoice = "\"C:\\Windows\\rss\\csrss.exe\"" JaffaCakes118_3b2a65e26d01cc788cd615da40e8895ddbdfbb5b11d24fee3bf89cc3e2b0fd80.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_3b2a65e26d01cc788cd615da40e8895ddbdfbb5b11d24fee3bf89cc3e2b0fd80.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\rss JaffaCakes118_3b2a65e26d01cc788cd615da40e8895ddbdfbb5b11d24fee3bf89cc3e2b0fd80.exe File created C:\Windows\rss\csrss.exe JaffaCakes118_3b2a65e26d01cc788cd615da40e8895ddbdfbb5b11d24fee3bf89cc3e2b0fd80.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 4848 3160 WerFault.exe 86 -
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_3b2a65e26d01cc788cd615da40e8895ddbdfbb5b11d24fee3bf89cc3e2b0fd80.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language JaffaCakes118_3b2a65e26d01cc788cd615da40e8895ddbdfbb5b11d24fee3bf89cc3e2b0fd80.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,-841 = "Argentina Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-872 = "Pakistan Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-662 = "Cen. Australia 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,-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,-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,-692 = "Tasmania Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2752 = "Tomsk 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,-2142 = "Transbaikal Standard 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,-12 = "Azores Standard 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,-3142 = "South Sudan Standard Time" 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,-2141 = "Transbaikal Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2531 = "Chatham Islands Daylight Time" 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" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2002 = "Cabo Verde 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,-362 = "GTB Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2342 = "Haiti Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-364 = "Middle East 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,-2372 = "Easter Island Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2771 = "Omsk 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,-182 = "Mountain Standard Time (Mexico)" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-72 = "Newfoundland Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-202 = "US Mountain Standard 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,-2872 = "Magallanes Standard Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-892 = "Morocco 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,-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,-172 = "Central 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,-671 = "AUS Eastern Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-361 = "GTB 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 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2511 = "Lord Howe Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-32 = "Mid-Atlantic Standard 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,-601 = "Taipei Daylight 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,-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,-451 = "Caucasus Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-281 = "Central Europe Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-41 = "E. South America 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,-891 = "Morocco Daylight 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,-932 = "Coordinated Universal 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,-1411 = "Syria Daylight 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,-232 = "Hawaiian 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 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,-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,-2891 = "Sudan 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,-731 = "Fiji Daylight Time" csrss.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-352 = "FLE 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 3288 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4412 JaffaCakes118_3b2a65e26d01cc788cd615da40e8895ddbdfbb5b11d24fee3bf89cc3e2b0fd80.exe 4412 JaffaCakes118_3b2a65e26d01cc788cd615da40e8895ddbdfbb5b11d24fee3bf89cc3e2b0fd80.exe 3160 JaffaCakes118_3b2a65e26d01cc788cd615da40e8895ddbdfbb5b11d24fee3bf89cc3e2b0fd80.exe 3160 JaffaCakes118_3b2a65e26d01cc788cd615da40e8895ddbdfbb5b11d24fee3bf89cc3e2b0fd80.exe 3160 JaffaCakes118_3b2a65e26d01cc788cd615da40e8895ddbdfbb5b11d24fee3bf89cc3e2b0fd80.exe 3160 JaffaCakes118_3b2a65e26d01cc788cd615da40e8895ddbdfbb5b11d24fee3bf89cc3e2b0fd80.exe 3160 JaffaCakes118_3b2a65e26d01cc788cd615da40e8895ddbdfbb5b11d24fee3bf89cc3e2b0fd80.exe 3160 JaffaCakes118_3b2a65e26d01cc788cd615da40e8895ddbdfbb5b11d24fee3bf89cc3e2b0fd80.exe 3160 JaffaCakes118_3b2a65e26d01cc788cd615da40e8895ddbdfbb5b11d24fee3bf89cc3e2b0fd80.exe 3160 JaffaCakes118_3b2a65e26d01cc788cd615da40e8895ddbdfbb5b11d24fee3bf89cc3e2b0fd80.exe 3160 JaffaCakes118_3b2a65e26d01cc788cd615da40e8895ddbdfbb5b11d24fee3bf89cc3e2b0fd80.exe 3160 JaffaCakes118_3b2a65e26d01cc788cd615da40e8895ddbdfbb5b11d24fee3bf89cc3e2b0fd80.exe 1196 csrss.exe 1196 csrss.exe 4468 injector.exe 4468 injector.exe 4468 injector.exe 4468 injector.exe 4468 injector.exe 4468 injector.exe 4468 injector.exe 4468 injector.exe 4468 injector.exe 4468 injector.exe 4468 injector.exe 4468 injector.exe 4468 injector.exe 4468 injector.exe 4468 injector.exe 4468 injector.exe 4468 injector.exe 4468 injector.exe 4468 injector.exe 4468 injector.exe 4468 injector.exe 4468 injector.exe 4468 injector.exe 4468 injector.exe 4468 injector.exe 4468 injector.exe 4468 injector.exe 4468 injector.exe 4468 injector.exe 4468 injector.exe 4468 injector.exe 4468 injector.exe 4468 injector.exe 4468 injector.exe 4468 injector.exe 4468 injector.exe 4468 injector.exe 4468 injector.exe 4468 injector.exe 4468 injector.exe 4468 injector.exe 4468 injector.exe 4468 injector.exe 4468 injector.exe 4468 injector.exe 4468 injector.exe 4468 injector.exe 4468 injector.exe 4468 injector.exe 4468 injector.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 4412 JaffaCakes118_3b2a65e26d01cc788cd615da40e8895ddbdfbb5b11d24fee3bf89cc3e2b0fd80.exe Token: SeImpersonatePrivilege 4412 JaffaCakes118_3b2a65e26d01cc788cd615da40e8895ddbdfbb5b11d24fee3bf89cc3e2b0fd80.exe Token: SeSystemEnvironmentPrivilege 1196 csrss.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 3160 wrote to memory of 4116 3160 JaffaCakes118_3b2a65e26d01cc788cd615da40e8895ddbdfbb5b11d24fee3bf89cc3e2b0fd80.exe 87 PID 3160 wrote to memory of 4116 3160 JaffaCakes118_3b2a65e26d01cc788cd615da40e8895ddbdfbb5b11d24fee3bf89cc3e2b0fd80.exe 87 PID 4116 wrote to memory of 1484 4116 cmd.exe 89 PID 4116 wrote to memory of 1484 4116 cmd.exe 89 PID 3160 wrote to memory of 1196 3160 JaffaCakes118_3b2a65e26d01cc788cd615da40e8895ddbdfbb5b11d24fee3bf89cc3e2b0fd80.exe 90 PID 3160 wrote to memory of 1196 3160 JaffaCakes118_3b2a65e26d01cc788cd615da40e8895ddbdfbb5b11d24fee3bf89cc3e2b0fd80.exe 90 PID 3160 wrote to memory of 1196 3160 JaffaCakes118_3b2a65e26d01cc788cd615da40e8895ddbdfbb5b11d24fee3bf89cc3e2b0fd80.exe 90 PID 1196 wrote to memory of 4468 1196 csrss.exe 108 PID 1196 wrote to memory of 4468 1196 csrss.exe 108 -
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_3b2a65e26d01cc788cd615da40e8895ddbdfbb5b11d24fee3bf89cc3e2b0fd80.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3b2a65e26d01cc788cd615da40e8895ddbdfbb5b11d24fee3bf89cc3e2b0fd80.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4412 -
C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3b2a65e26d01cc788cd615da40e8895ddbdfbb5b11d24fee3bf89cc3e2b0fd80.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_3b2a65e26d01cc788cd615da40e8895ddbdfbb5b11d24fee3bf89cc3e2b0fd80.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:3160 -
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:4116 -
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:1484
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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:1196 -
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:3288
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:2440
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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:4468
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3160 -s 7363⤵
- Program crash
PID:4848
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 444 -p 3160 -ip 31601⤵PID:3248
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
MD50c70a67377ccd2ed4a558bb90ba997d0
SHA127499c4b4f960d33c076bff070ed08a8df21e552
SHA2563b2a65e26d01cc788cd615da40e8895ddbdfbb5b11d24fee3bf89cc3e2b0fd80
SHA512ac3fddc610d4ba062cc547bf69fc22f4be898bba8e5a8401ca89c9007d3e5e934bf23745ef9f7528dfd68b6e7f16f66cfcd23d95e41e9ed25ffdf0f05bbad8d2