Analysis
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max time kernel
149s -
max time network
149s -
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 18:01
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.exe
Resource
win7-20241023-en
Behavioral task
behavioral2
Sample
JaffaCakes118_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.exe
Resource
win10v2004-20241007-en
General
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Target
JaffaCakes118_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.exe
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Size
4.1MB
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MD5
1239c5d6d1e21efbe698bbfeeba4490b
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SHA1
4a8187385f2eb679310eef2d8f796869c8ba72f9
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SHA256
b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762
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SHA512
c2154c7f8b43a67e636f63e9dfe04c01662c6c6a64574f50aad28bcbc377daca4e44d88456a9802b6a53e8752d6642581cbd993392b9c4d82ad2b6e69939c3c4
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SSDEEP
98304:ByHWXCDith7ILf5QuJDlR4MM16jvPtqHUVB2Kth/VZ7JnqYEPM:YDiLIT5xj5D4Cb/Zo0
Malware Config
Signatures
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Glupteba family
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Glupteba payload 19 IoCs
resource yara_rule behavioral2/memory/1500-2-0x00000000051F0000-0x0000000005A67000-memory.dmp family_glupteba behavioral2/memory/1500-3-0x0000000000400000-0x0000000000C91000-memory.dmp family_glupteba behavioral2/memory/1500-6-0x00000000051F0000-0x0000000005A67000-memory.dmp family_glupteba behavioral2/memory/1500-7-0x0000000000400000-0x0000000000C91000-memory.dmp family_glupteba behavioral2/memory/1500-4-0x0000000000400000-0x0000000003003000-memory.dmp family_glupteba behavioral2/memory/528-15-0x0000000000400000-0x0000000003003000-memory.dmp family_glupteba behavioral2/memory/1428-21-0x0000000000400000-0x0000000003003000-memory.dmp family_glupteba behavioral2/memory/1428-22-0x0000000000400000-0x0000000003003000-memory.dmp family_glupteba behavioral2/memory/1428-23-0x0000000000400000-0x0000000003003000-memory.dmp family_glupteba behavioral2/memory/1428-24-0x0000000000400000-0x0000000003003000-memory.dmp family_glupteba behavioral2/memory/1428-25-0x0000000000400000-0x0000000003003000-memory.dmp family_glupteba behavioral2/memory/1428-26-0x0000000000400000-0x0000000003003000-memory.dmp family_glupteba behavioral2/memory/1428-27-0x0000000000400000-0x0000000003003000-memory.dmp family_glupteba behavioral2/memory/1428-28-0x0000000000400000-0x0000000003003000-memory.dmp family_glupteba behavioral2/memory/1428-29-0x0000000000400000-0x0000000003003000-memory.dmp family_glupteba behavioral2/memory/1428-30-0x0000000000400000-0x0000000003003000-memory.dmp family_glupteba behavioral2/memory/1428-31-0x0000000000400000-0x0000000003003000-memory.dmp family_glupteba behavioral2/memory/1428-32-0x0000000000400000-0x0000000003003000-memory.dmp family_glupteba behavioral2/memory/1428-33-0x0000000000400000-0x0000000003003000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 232 netsh.exe -
Executes dropped EXE 2 IoCs
pid Process 1428 csrss.exe 3328 injector.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" JaffaCakes118_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.exe Set value (str) \REGISTRY\USER\S-1-5-21-4050598569-1597076380-177084960-1000\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_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File created C:\Windows\rss\csrss.exe JaffaCakes118_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.exe File opened for modification C:\Windows\rss JaffaCakes118_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.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 value enumerated \REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh netsh.exe Key opened \REGISTRY\MACHINE\SOFTWARE\Microsoft\NetSh netsh.exe Key queried \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_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language JaffaCakes118_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.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,-2571 = "Turks and Caicos Daylight Time" JaffaCakes118_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1041 = "Ulaanbaatar Daylight Time" JaffaCakes118_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.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_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1932 = "Russia TZ 11 Standard Time" JaffaCakes118_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.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_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.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_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1021 = "Bangladesh Daylight Time" JaffaCakes118_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-162 = "Central Standard Time" JaffaCakes118_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-352 = "FLE Standard Time" JaffaCakes118_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1411 = "Syria Daylight Time" JaffaCakes118_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-842 = "Argentina Standard Time" JaffaCakes118_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-262 = "GMT Standard Time" JaffaCakes118_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-932 = "Coordinated Universal Time" JaffaCakes118_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-351 = "FLE Daylight Time" JaffaCakes118_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-381 = "South Africa Daylight Time" JaffaCakes118_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-3142 = "South Sudan Standard Time" JaffaCakes118_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-11 = "Azores Daylight Time" JaffaCakes118_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-282 = "Central Europe Standard Time" JaffaCakes118_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-342 = "Egypt Standard Time" JaffaCakes118_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.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_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.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_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-401 = "Arabic Daylight Time" JaffaCakes118_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-841 = "Argentina Daylight Time" JaffaCakes118_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2631 = "Norfolk Daylight Time" JaffaCakes118_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-382 = "South Africa Standard Time" JaffaCakes118_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1661 = "Bahia Daylight Time" JaffaCakes118_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-682 = "E. Australia Standard Time" JaffaCakes118_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-732 = "Fiji Standard Time" JaffaCakes118_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-721 = "Central Pacific Daylight Time" JaffaCakes118_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-872 = "Pakistan Standard Time" JaffaCakes118_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2141 = "Transbaikal Daylight Time" JaffaCakes118_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1822 = "Russia TZ 1 Standard Time" JaffaCakes118_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-772 = "Montevideo Standard Time" JaffaCakes118_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-72 = "Newfoundland Standard Time" JaffaCakes118_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.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" JaffaCakes118_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-332 = "E. Europe Standard Time" JaffaCakes118_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.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" JaffaCakes118_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-981 = "Kamchatka Daylight Time" JaffaCakes118_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1802 = "Line Islands Standard Time" JaffaCakes118_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-92 = "Pacific SA Standard Time" JaffaCakes118_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1662 = "Bahia Standard Time" JaffaCakes118_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-111 = "Eastern Daylight Time" JaffaCakes118_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-372 = "Jerusalem Standard Time" JaffaCakes118_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-215 = "Pacific Standard Time (Mexico)" JaffaCakes118_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-961 = "Paraguay Daylight Time" JaffaCakes118_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-492 = "India Standard Time" JaffaCakes118_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-221 = "Alaskan Daylight Time" JaffaCakes118_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2002 = "Cabo Verde Standard Time" JaffaCakes118_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.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_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.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" JaffaCakes118_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-451 = "Caucasus Daylight Time" JaffaCakes118_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.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_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-591 = "Malay Peninsula Daylight Time" JaffaCakes118_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-602 = "Taipei Standard Time" JaffaCakes118_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-1841 = "Russia TZ 4 Daylight Time" JaffaCakes118_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-491 = "India Daylight Time" JaffaCakes118_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-542 = "Myanmar Standard Time" JaffaCakes118_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-302 = "Romance Standard Time" JaffaCakes118_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.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_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.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_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.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_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2871 = "Magallanes Daylight Time" JaffaCakes118_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-385 = "Namibia Standard Time" JaffaCakes118_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-531 = "Sri Lanka Daylight Time" JaffaCakes118_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.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 2620 schtasks.exe 3744 schtasks.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1500 JaffaCakes118_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.exe 1500 JaffaCakes118_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.exe 528 JaffaCakes118_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.exe 528 JaffaCakes118_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.exe 528 JaffaCakes118_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.exe 528 JaffaCakes118_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.exe 528 JaffaCakes118_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.exe 528 JaffaCakes118_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.exe 528 JaffaCakes118_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.exe 528 JaffaCakes118_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.exe 528 JaffaCakes118_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.exe 528 JaffaCakes118_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.exe 3328 injector.exe 3328 injector.exe 3328 injector.exe 3328 injector.exe 3328 injector.exe 3328 injector.exe 1428 csrss.exe 1428 csrss.exe 3328 injector.exe 3328 injector.exe 3328 injector.exe 3328 injector.exe 3328 injector.exe 3328 injector.exe 1428 csrss.exe 1428 csrss.exe 3328 injector.exe 3328 injector.exe 3328 injector.exe 3328 injector.exe 3328 injector.exe 3328 injector.exe 3328 injector.exe 3328 injector.exe 3328 injector.exe 3328 injector.exe 3328 injector.exe 3328 injector.exe 3328 injector.exe 3328 injector.exe 3328 injector.exe 3328 injector.exe 3328 injector.exe 3328 injector.exe 3328 injector.exe 3328 injector.exe 3328 injector.exe 3328 injector.exe 3328 injector.exe 3328 injector.exe 3328 injector.exe 3328 injector.exe 3328 injector.exe 3328 injector.exe 3328 injector.exe 3328 injector.exe 3328 injector.exe 3328 injector.exe 3328 injector.exe 3328 injector.exe 3328 injector.exe 3328 injector.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
description pid Process Token: SeDebugPrivilege 1500 JaffaCakes118_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.exe Token: SeImpersonatePrivilege 1500 JaffaCakes118_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.exe Token: SeSystemEnvironmentPrivilege 1428 csrss.exe -
Suspicious use of WriteProcessMemory 9 IoCs
description pid Process procid_target PID 528 wrote to memory of 748 528 JaffaCakes118_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.exe 86 PID 528 wrote to memory of 748 528 JaffaCakes118_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.exe 86 PID 748 wrote to memory of 232 748 cmd.exe 88 PID 748 wrote to memory of 232 748 cmd.exe 88 PID 528 wrote to memory of 1428 528 JaffaCakes118_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.exe 89 PID 528 wrote to memory of 1428 528 JaffaCakes118_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.exe 89 PID 528 wrote to memory of 1428 528 JaffaCakes118_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.exe 89 PID 1428 wrote to memory of 3328 1428 csrss.exe 99 PID 1428 wrote to memory of 3328 1428 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_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.exe"1⤵
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1500 -
C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762.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:528 -
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:748 -
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:232
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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:1428 -
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:2620
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:5096
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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:3328
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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:3744
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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
MD51239c5d6d1e21efbe698bbfeeba4490b
SHA14a8187385f2eb679310eef2d8f796869c8ba72f9
SHA256b017fe6735837733fa21b0b90352596034a498c7c2a0beaf526833bfb3993762
SHA512c2154c7f8b43a67e636f63e9dfe04c01662c6c6a64574f50aad28bcbc377daca4e44d88456a9802b6a53e8752d6642581cbd993392b9c4d82ad2b6e69939c3c4