Analysis
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max time kernel
134s -
max time network
146s -
platform
windows10-2004_x64 -
resource
win10v2004-20240802-en -
resource tags
arch:x64arch:x86image:win10v2004-20240802-enlocale:en-usos:windows10-2004-x64system -
submitted
19/08/2024, 07:06
Static task
static1
Behavioral task
behavioral1
Sample
aa0ecbc484369e6e4a10a21dcc79f25b_JaffaCakes118.dll
Resource
win7-20240708-en
General
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Target
aa0ecbc484369e6e4a10a21dcc79f25b_JaffaCakes118.dll
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Size
144KB
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MD5
aa0ecbc484369e6e4a10a21dcc79f25b
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SHA1
940595e2ab6ecfcf3748e3d66e6684638abc33e9
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SHA256
4070f51e35a33de6cf038977ba52ea4dec2e90cc2e2b68b2f039844480420130
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SHA512
b854dd739498849a6f2cdaab85818d568ea4057ba1b903fd464cb04a6c89773f2b5ee1b065a2eb2f0a37762259b566190f32d9e41de88a2b662c619757db6350
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SSDEEP
3072:6x+6El0zDRluZdYRH5KfdtUeo1UIjJmCksfZhjFy1b:6x+6ElQmHYGzU/rEKfz
Malware Config
Signatures
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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
description ioc Process Key value queried \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\Control Panel\International\Geo\Nation 7kOrFqN36 -
Executes dropped EXE 2 IoCs
pid Process 1796 7kOrFqN36 2980 nslghbuaayrcgxre.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Program crash 3 IoCs
pid pid_target Process procid_target 2912 2904 WerFault.exe 84 1944 3508 WerFault.exe 87 2608 1760 WerFault.exe 106 -
System Location Discovery: System Language Discovery 1 TTPs 7 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 7kOrFqN36 Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language iexplore.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language IEXPLORE.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language iexplore.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language IEXPLORE.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language nslghbuaayrcgxre.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe -
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31126022" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2144523313" IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31126022" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31126022" IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\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 Key created \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\Software\Microsoft\Internet Explorer\GPU IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff3e0000003e000000c4040000a3020000 IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "1942804238" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31126022" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1942804238" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\Software\Microsoft\Internet Explorer\DomainSuggestion IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1945460496" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "430816192" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-1302416131-1437503476-2806442725-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{9F7D8637-5DF9-11EF-BB4F-5E50324ADEFE} = "0" IEXPLORE.EXE -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 656 Process not Found -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeSecurityPrivilege 1796 7kOrFqN36 Token: SeDebugPrivilege 1796 7kOrFqN36 Token: SeSecurityPrivilege 2980 nslghbuaayrcgxre.exe Token: SeLoadDriverPrivilege 2980 nslghbuaayrcgxre.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 1428 IEXPLORE.EXE 1428 IEXPLORE.EXE -
Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 1428 IEXPLORE.EXE 1428 IEXPLORE.EXE 1400 IEXPLORE.EXE 1400 IEXPLORE.EXE 1400 IEXPLORE.EXE 1400 IEXPLORE.EXE 1428 IEXPLORE.EXE 1428 IEXPLORE.EXE 2264 IEXPLORE.EXE 2264 IEXPLORE.EXE 2264 IEXPLORE.EXE 2264 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 43 IoCs
description pid Process procid_target PID 3920 wrote to memory of 2904 3920 rundll32.exe 84 PID 3920 wrote to memory of 2904 3920 rundll32.exe 84 PID 3920 wrote to memory of 2904 3920 rundll32.exe 84 PID 2904 wrote to memory of 1796 2904 rundll32.exe 85 PID 2904 wrote to memory of 1796 2904 rundll32.exe 85 PID 2904 wrote to memory of 1796 2904 rundll32.exe 85 PID 1796 wrote to memory of 3508 1796 7kOrFqN36 87 PID 1796 wrote to memory of 3508 1796 7kOrFqN36 87 PID 1796 wrote to memory of 3508 1796 7kOrFqN36 87 PID 1796 wrote to memory of 3508 1796 7kOrFqN36 87 PID 1796 wrote to memory of 3508 1796 7kOrFqN36 87 PID 1796 wrote to memory of 3508 1796 7kOrFqN36 87 PID 1796 wrote to memory of 3508 1796 7kOrFqN36 87 PID 1796 wrote to memory of 3508 1796 7kOrFqN36 87 PID 1796 wrote to memory of 3508 1796 7kOrFqN36 87 PID 1796 wrote to memory of 2632 1796 7kOrFqN36 103 PID 1796 wrote to memory of 2632 1796 7kOrFqN36 103 PID 1796 wrote to memory of 2632 1796 7kOrFqN36 103 PID 2632 wrote to memory of 1428 2632 iexplore.exe 104 PID 2632 wrote to memory of 1428 2632 iexplore.exe 104 PID 1428 wrote to memory of 1400 1428 IEXPLORE.EXE 105 PID 1428 wrote to memory of 1400 1428 IEXPLORE.EXE 105 PID 1428 wrote to memory of 1400 1428 IEXPLORE.EXE 105 PID 1796 wrote to memory of 1760 1796 7kOrFqN36 106 PID 1796 wrote to memory of 1760 1796 7kOrFqN36 106 PID 1796 wrote to memory of 1760 1796 7kOrFqN36 106 PID 1796 wrote to memory of 1760 1796 7kOrFqN36 106 PID 1796 wrote to memory of 1760 1796 7kOrFqN36 106 PID 1796 wrote to memory of 1760 1796 7kOrFqN36 106 PID 1796 wrote to memory of 1760 1796 7kOrFqN36 106 PID 1796 wrote to memory of 1760 1796 7kOrFqN36 106 PID 1796 wrote to memory of 1760 1796 7kOrFqN36 106 PID 1796 wrote to memory of 2752 1796 7kOrFqN36 110 PID 1796 wrote to memory of 2752 1796 7kOrFqN36 110 PID 1796 wrote to memory of 2752 1796 7kOrFqN36 110 PID 2752 wrote to memory of 4820 2752 iexplore.exe 111 PID 2752 wrote to memory of 4820 2752 iexplore.exe 111 PID 1428 wrote to memory of 2264 1428 IEXPLORE.EXE 112 PID 1428 wrote to memory of 2264 1428 IEXPLORE.EXE 112 PID 1428 wrote to memory of 2264 1428 IEXPLORE.EXE 112 PID 1796 wrote to memory of 2980 1796 7kOrFqN36 115 PID 1796 wrote to memory of 2980 1796 7kOrFqN36 115 PID 1796 wrote to memory of 2980 1796 7kOrFqN36 115
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\aa0ecbc484369e6e4a10a21dcc79f25b_JaffaCakes118.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:3920 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\aa0ecbc484369e6e4a10a21dcc79f25b_JaffaCakes118.dll,#12⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2904 -
C:\Users\Admin\AppData\Local\Temp\7kOrFqN36"7kOrFqN36"3⤵
- Checks computer location settings
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1796 -
C:\Windows\SysWOW64\svchost.exeC:\Windows\system32\svchost.exe4⤵PID:3508
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3508 -s 2045⤵
- Program crash
PID:1944
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C:\Program Files (x86)\Internet Explorer\iexplore.exe"C:\Program Files (x86)\Internet Explorer\iexplore.exe"4⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2632 -
C:\Program Files\Internet Explorer\IEXPLORE.EXE"C:\Program Files\Internet Explorer\IEXPLORE.EXE"5⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1428 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1428 CREDAT:17410 /prefetch:26⤵
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1400
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C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1428 CREDAT:17416 /prefetch:26⤵
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:2264
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C:\Windows\SysWOW64\svchost.exeC:\Windows\system32\svchost.exe4⤵PID:1760
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1760 -s 2085⤵
- Program crash
PID:2608
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C:\Program Files (x86)\Internet Explorer\iexplore.exe"C:\Program Files (x86)\Internet Explorer\iexplore.exe"4⤵
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2752 -
C:\Program Files\Internet Explorer\IEXPLORE.EXE"C:\Program Files\Internet Explorer\IEXPLORE.EXE"5⤵
- Modifies Internet Explorer settings
PID:4820
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C:\Users\Admin\AppData\Local\Temp\nslghbuaayrcgxre.exe"C:\Users\Admin\AppData\Local\Temp\nslghbuaayrcgxre.exe"4⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:2980
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2904 -s 6163⤵
- Program crash
PID:2912
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 3508 -ip 35081⤵PID:3864
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2904 -ip 29041⤵PID:3084
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 456 -p 1760 -ip 17601⤵PID:2716
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
17KB
MD55a34cb996293fde2cb7a4ac89587393a
SHA13c96c993500690d1a77873cd62bc639b3a10653f
SHA256c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad
SHA512e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee
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Filesize
95KB
MD5460d0b895f70bdaff8ca7ad516642d7a
SHA1cdf45dcf25fb5e10a50007f83056467922d14adb
SHA2564a12a51191f6153a6cf655d5afbc54e4f0c54f6647e3cfc0b96429ea6d94c4f7
SHA512f778bb2503b50422019a42ca911817dd5a45bc7e8419a1cb2479fb1d71cb5cc321b6cc1512f5a3b31153ca24ec199769fd3a0d30f0f4a51bb60bb8800fc2c483