Analysis
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max time kernel
149s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
09/10/2024, 04:03
Static task
static1
Behavioral task
behavioral1
Sample
2a81cfd0a9f23c7733324b8f0549ab34_JaffaCakes118.dll
Resource
win7-20240903-en
windows7-x64
12 signatures
150 seconds
Behavioral task
behavioral2
Sample
2a81cfd0a9f23c7733324b8f0549ab34_JaffaCakes118.dll
Resource
win10v2004-20241007-en
windows10-2004-x64
11 signatures
150 seconds
General
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Target
2a81cfd0a9f23c7733324b8f0549ab34_JaffaCakes118.dll
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Size
132KB
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MD5
2a81cfd0a9f23c7733324b8f0549ab34
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SHA1
0fcd34bce8d45f334bb48c0bb86e3d749bb16602
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SHA256
3af013effa0f746178d8d1bb2ae04c58f952b6a79e6a226bcdee47b1fe0172a5
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SHA512
4d3ae34463fabcdc33322a3c7801723de47e2499d6e32e8eab220398e47256cd9dd1f344ee6cc6f2eeedc3b58c7f110c04cb7655964de07468e1fc95535a281f
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SSDEEP
3072:eTcbT2oBIYmEsSFbeL7Kq0Mm+zuPXL70fbJZ:eTcn7BIYmEDdU/0xkuPXgr
Score
7/10
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 3644 lsass.exe -
Drops file in Program Files directory 3 IoCs
description ioc Process File created C:\PROGRA~3\lsass.exe rundll32.exe File created C:\PROGRA~3\811sekaCaffaJ_43ba9450f8b4233377c32f9a0dfc18a2.pad lsass.exe File opened for modification C:\PROGRA~3\811sekaCaffaJ_43ba9450f8b4233377c32f9a0dfc18a2.pad lsass.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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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 rundll32.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language lsass.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language IEXPLORE.EXE -
Modifies Internet Explorer Protected Mode 1 TTPs 5 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\0\2500 = "3" lsass.exe Set value (int) \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\1\2500 = "3" lsass.exe Set value (int) \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\2\2500 = "3" lsass.exe Set value (int) \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\3\2500 = "3" lsass.exe Set value (int) \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Zones\4\2500 = "3" lsass.exe -
Modifies Internet Explorer Protected Mode Banner 1 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\Main\NoProtectedModeBanner = "1" lsass.exe -
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31136332" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{CBF720A2-863F-11EF-AF2A-FAA11E730504} = "0" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Internet Explorer\VersionManager iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Internet Explorer\Main lsass.exe Key created \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\GPU\AdapterInfo = "vendorId=\"0x10de\",deviceID=\"0x8c\",subSysID=\"0x0\",revision=\"0x0\",version=\"10.0.19041.546\"hypervisor=\"No Hypervisor (No SLAT)\"" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "435244378" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Key created \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2690377501" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Key created \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames iexplore.exe Key created \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31136332" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Internet Explorer\GPU IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "2690377501" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31136332" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2693346342" IEXPLORE.EXE -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3644 lsass.exe 3644 lsass.exe 3644 lsass.exe 3644 lsass.exe 3644 lsass.exe 3644 lsass.exe 3644 lsass.exe 3644 lsass.exe 3644 lsass.exe 3644 lsass.exe 3644 lsass.exe 3644 lsass.exe 3644 lsass.exe 3644 lsass.exe 3644 lsass.exe 3644 lsass.exe 3644 lsass.exe 3644 lsass.exe 3644 lsass.exe 3644 lsass.exe 3644 lsass.exe 3644 lsass.exe 3644 lsass.exe 3644 lsass.exe 3644 lsass.exe 3644 lsass.exe 3644 lsass.exe 3644 lsass.exe 3644 lsass.exe 3644 lsass.exe 3644 lsass.exe 3644 lsass.exe 3644 lsass.exe 3644 lsass.exe 3644 lsass.exe 3644 lsass.exe 3644 lsass.exe 3644 lsass.exe 3644 lsass.exe 3644 lsass.exe 3644 lsass.exe 3644 lsass.exe 3644 lsass.exe 3644 lsass.exe 3644 lsass.exe 3644 lsass.exe 3644 lsass.exe 3644 lsass.exe 3644 lsass.exe 3644 lsass.exe 3644 lsass.exe 3644 lsass.exe 3644 lsass.exe 3644 lsass.exe 3644 lsass.exe 3644 lsass.exe 3644 lsass.exe 3644 lsass.exe 3644 lsass.exe 3644 lsass.exe 3644 lsass.exe 3644 lsass.exe 3644 lsass.exe 3644 lsass.exe -
Suspicious use of FindShellTrayWindow 8 IoCs
pid Process 3028 iexplore.exe 3028 iexplore.exe 3028 iexplore.exe 3028 iexplore.exe 3028 iexplore.exe 3028 iexplore.exe 3028 iexplore.exe 3028 iexplore.exe -
Suspicious use of SetWindowsHookEx 4 IoCs
pid Process 3028 iexplore.exe 3028 iexplore.exe 452 IEXPLORE.EXE 452 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 12 IoCs
description pid Process procid_target PID 228 wrote to memory of 3476 228 rundll32.exe 83 PID 228 wrote to memory of 3476 228 rundll32.exe 83 PID 228 wrote to memory of 3476 228 rundll32.exe 83 PID 3476 wrote to memory of 3644 3476 rundll32.exe 84 PID 3476 wrote to memory of 3644 3476 rundll32.exe 84 PID 3476 wrote to memory of 3644 3476 rundll32.exe 84 PID 3644 wrote to memory of 3028 3644 lsass.exe 88 PID 3644 wrote to memory of 3028 3644 lsass.exe 88 PID 3028 wrote to memory of 452 3028 iexplore.exe 89 PID 3028 wrote to memory of 452 3028 iexplore.exe 89 PID 3028 wrote to memory of 452 3028 iexplore.exe 89 PID 3644 wrote to memory of 3028 3644 lsass.exe 88
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\2a81cfd0a9f23c7733324b8f0549ab34_JaffaCakes118.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:228 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\2a81cfd0a9f23c7733324b8f0549ab34_JaffaCakes118.dll,#12⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:3476 -
C:\PROGRA~3\lsass.exeC:\PROGRA~3\lsass.exe C:\Users\Admin\AppData\Local\Temp\2a81cfd0a9f23c7733324b8f0549ab34_JaffaCakes118.dll,GOF13⤵
- Executes dropped EXE
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer Protected Mode
- Modifies Internet Explorer Protected Mode Banner
- Modifies Internet Explorer settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3644 -
C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe"4⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3028 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3028 CREDAT:17410 /prefetch:25⤵
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:452
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
60KB
MD5889b99c52a60dd49227c5e485a016679
SHA18fa889e456aa646a4d0a4349977430ce5fa5e2d7
SHA2566cbe0e1f046b13b29bfa26f8b368281d2dda7eb9b718651d5856f22cc3e02910
SHA51208933106eaf338dd119c45cbf1f83e723aff77cc0f8d3fc84e36253b1eb31557a54211d1d5d1cb58958188e32064d451f6c66a24b3963cccd3de07299ab90641
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Filesize
17KB
MD55a34cb996293fde2cb7a4ac89587393a
SHA13c96c993500690d1a77873cd62bc639b3a10653f
SHA256c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad
SHA512e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee