Analysis
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max time kernel
93s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
02/01/2025, 03:25
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_625e3a7e5f9a2cf1635b29ca6ba5517f.dll
Resource
win7-20241023-en
General
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Target
JaffaCakes118_625e3a7e5f9a2cf1635b29ca6ba5517f.dll
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Size
216KB
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MD5
625e3a7e5f9a2cf1635b29ca6ba5517f
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SHA1
754fb2313c3983cc1a9dd5265a8e49556b6f19fa
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SHA256
5cdf60e819a14326c76398a12ba718764b4f0136139f817e5881e6b143f9b202
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SHA512
7a9893a48495aa0df77ab191720b684c31bd569aae33351dd1a25b96148cf7754d6052d163df6ba3aa7aee9c54212a12030cbd575a9eb44b1eee820ab1e2e6eb
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SSDEEP
3072:6HC8gubt4tiYTGsH/qQsEoIk90HgChEITlwsMqMKFOC7eHm:XUjsHyQ/HgmVwLyOvm
Malware Config
Signatures
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Ramnit family
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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-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\International\Geo\Nation rundll32mgr.exe -
Executes dropped EXE 2 IoCs
pid Process 2072 rundll32mgr.exe 2676 jgoyxalgvtundbxf.exe -
Drops file in System32 directory 1 IoCs
description ioc Process File created C:\Windows\SysWOW64\rundll32mgr.exe rundll32.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 344 3484 WerFault.exe 86 1712 1376 WerFault.exe 82 3024 548 WerFault.exe 97 -
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 iexplore.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language IEXPLORE.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language jgoyxalgvtundbxf.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rundll32mgr.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language iexplore.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language IEXPLORE.EXE -
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31153350" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31153350" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "442553294" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{31634386-C8B9-11EF-ADF2-5227CD58F2D9} = "0" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Internet Explorer\GPU IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31153350" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31153350" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "99183502" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31153350" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "297308359" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Internet Explorer\DomainSuggestion IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\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-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "99183502" IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff3e0000003e000000c4040000a3020000 IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "99339442" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "99339442" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ IEXPLORE.EXE -
Suspicious behavior: LoadsDriver 1 IoCs
pid Process 660 Process not Found -
Suspicious use of AdjustPrivilegeToken 4 IoCs
description pid Process Token: SeSecurityPrivilege 2072 rundll32mgr.exe Token: SeDebugPrivilege 2072 rundll32mgr.exe Token: SeSecurityPrivilege 2676 jgoyxalgvtundbxf.exe Token: SeLoadDriverPrivilege 2676 jgoyxalgvtundbxf.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 2500 IEXPLORE.EXE 2500 IEXPLORE.EXE -
Suspicious use of SetWindowsHookEx 12 IoCs
pid Process 2500 IEXPLORE.EXE 2500 IEXPLORE.EXE 404 IEXPLORE.EXE 404 IEXPLORE.EXE 404 IEXPLORE.EXE 404 IEXPLORE.EXE 2500 IEXPLORE.EXE 2500 IEXPLORE.EXE 1156 IEXPLORE.EXE 1156 IEXPLORE.EXE 1156 IEXPLORE.EXE 1156 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 43 IoCs
description pid Process procid_target PID 5060 wrote to memory of 1376 5060 rundll32.exe 82 PID 5060 wrote to memory of 1376 5060 rundll32.exe 82 PID 5060 wrote to memory of 1376 5060 rundll32.exe 82 PID 1376 wrote to memory of 2072 1376 rundll32.exe 83 PID 1376 wrote to memory of 2072 1376 rundll32.exe 83 PID 1376 wrote to memory of 2072 1376 rundll32.exe 83 PID 2072 wrote to memory of 3484 2072 rundll32mgr.exe 86 PID 2072 wrote to memory of 3484 2072 rundll32mgr.exe 86 PID 2072 wrote to memory of 3484 2072 rundll32mgr.exe 86 PID 2072 wrote to memory of 3484 2072 rundll32mgr.exe 86 PID 2072 wrote to memory of 3484 2072 rundll32mgr.exe 86 PID 2072 wrote to memory of 3484 2072 rundll32mgr.exe 86 PID 2072 wrote to memory of 3484 2072 rundll32mgr.exe 86 PID 2072 wrote to memory of 3484 2072 rundll32mgr.exe 86 PID 2072 wrote to memory of 3484 2072 rundll32mgr.exe 86 PID 2072 wrote to memory of 2196 2072 rundll32mgr.exe 90 PID 2072 wrote to memory of 2196 2072 rundll32mgr.exe 90 PID 2072 wrote to memory of 2196 2072 rundll32mgr.exe 90 PID 2196 wrote to memory of 2500 2196 iexplore.exe 91 PID 2196 wrote to memory of 2500 2196 iexplore.exe 91 PID 2500 wrote to memory of 404 2500 IEXPLORE.EXE 92 PID 2500 wrote to memory of 404 2500 IEXPLORE.EXE 92 PID 2500 wrote to memory of 404 2500 IEXPLORE.EXE 92 PID 2072 wrote to memory of 548 2072 rundll32mgr.exe 97 PID 2072 wrote to memory of 548 2072 rundll32mgr.exe 97 PID 2072 wrote to memory of 548 2072 rundll32mgr.exe 97 PID 2072 wrote to memory of 548 2072 rundll32mgr.exe 97 PID 2072 wrote to memory of 548 2072 rundll32mgr.exe 97 PID 2072 wrote to memory of 548 2072 rundll32mgr.exe 97 PID 2072 wrote to memory of 548 2072 rundll32mgr.exe 97 PID 2072 wrote to memory of 548 2072 rundll32mgr.exe 97 PID 2072 wrote to memory of 548 2072 rundll32mgr.exe 97 PID 2072 wrote to memory of 4804 2072 rundll32mgr.exe 104 PID 2072 wrote to memory of 4804 2072 rundll32mgr.exe 104 PID 2072 wrote to memory of 4804 2072 rundll32mgr.exe 104 PID 4804 wrote to memory of 3128 4804 iexplore.exe 105 PID 4804 wrote to memory of 3128 4804 iexplore.exe 105 PID 2500 wrote to memory of 1156 2500 IEXPLORE.EXE 106 PID 2500 wrote to memory of 1156 2500 IEXPLORE.EXE 106 PID 2500 wrote to memory of 1156 2500 IEXPLORE.EXE 106 PID 2072 wrote to memory of 2676 2072 rundll32mgr.exe 108 PID 2072 wrote to memory of 2676 2072 rundll32mgr.exe 108 PID 2072 wrote to memory of 2676 2072 rundll32mgr.exe 108
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_625e3a7e5f9a2cf1635b29ca6ba5517f.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:5060 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_625e3a7e5f9a2cf1635b29ca6ba5517f.dll,#12⤵
- Drops file in System32 directory
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:1376 -
C:\Windows\SysWOW64\rundll32mgr.exeC:\Windows\SysWOW64\rundll32mgr.exe3⤵
- Checks computer location settings
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2072 -
C:\Windows\SysWOW64\svchost.exeC:\Windows\system32\svchost.exe4⤵PID:3484
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3484 -s 2085⤵
- Program crash
PID:344
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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:2196 -
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:2500 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2500 CREDAT:17410 /prefetch:26⤵
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:404
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C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2500 CREDAT:17416 /prefetch:26⤵
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1156
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C:\Windows\SysWOW64\svchost.exeC:\Windows\system32\svchost.exe4⤵PID:548
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 548 -s 2085⤵
- Program crash
PID:3024
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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:4804 -
C:\Program Files\Internet Explorer\IEXPLORE.EXE"C:\Program Files\Internet Explorer\IEXPLORE.EXE"5⤵
- Modifies Internet Explorer settings
PID:3128
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C:\Users\Admin\AppData\Local\Temp\jgoyxalgvtundbxf.exe"C:\Users\Admin\AppData\Local\Temp\jgoyxalgvtundbxf.exe"4⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious use of AdjustPrivilegeToken
PID:2676
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1376 -s 6083⤵
- Program crash
PID:1712
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 188 -p 1376 -ip 13761⤵PID:3884
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 3484 -ip 34841⤵PID:3460
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 548 -ip 5481⤵PID:1596
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize471B
MD530f59b20e935520badc298242cb4cff1
SHA100622b2054eb148a8459c2ccd0b22606c2d5c7f6
SHA2564a981d199e551f2b8c8fa22f0e3fbc264e876e5ed243d83331b2a6083a753e3c
SHA512f22ca09eb3266cee3f363e4f3f955745382679d136d61e7c27f81081cd77efa5f82f82220526928f73049e692b7c060f64032dfae0f967c579c6e6acfd2e8d21
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize404B
MD5efff1626c5a41be311038dee3969b3de
SHA181af91ad48baae06e10a9f059564f626ab7f4c45
SHA256fd76116d16fb09cc7e99cb5e4b39a92d9570f67d8ab67098540603564bd832ba
SHA512c15ce05eea043199f1477c91fadff8cd808e552e89a05bfb46b9100643c5b55fb3b1dd04004e20ade5c9b5528561406fb0a447f083551976d049a803b438545c
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Filesize
15KB
MD51a545d0052b581fbb2ab4c52133846bc
SHA162f3266a9b9925cd6d98658b92adec673cbe3dd3
SHA256557472aeaebf4c1c800b9df14c190f66d62cbabb011300dbedde2dcddd27a6c1
SHA512bd326d111589d87cd6d019378ec725ac9ac7ad4c36f22453941f7d52f90b747ede4783a83dfff6cae1b3bb46690ad49cffa77f2afda019b22863ac485b406e8d
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Filesize
17KB
MD55a34cb996293fde2cb7a4ac89587393a
SHA13c96c993500690d1a77873cd62bc639b3a10653f
SHA256c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad
SHA512e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee
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Filesize
111KB
MD5c05d7be48e120bb1198419928f912f89
SHA1d907471285ddf49d3d6fc6bdd5fff1bd66f56914
SHA2560692c7a3c021c871542a7b13cc65ae7ad53dd00ba5b955b29ac48565b31c091f
SHA512538442c9b39a49fb82edd8b057a5b32132cb366c8c91cec1ba960e885393a38d7c525dace2c727dfec19e15ad4c38a1fc9092bf5fcd8978a7e4cc07a7b80432f