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Analysis
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max time kernel
149s -
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
18/01/2025, 14:06
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_abd40c9852299e858e7dbf5662becb74.exe
Resource
win7-20241010-en
General
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Target
JaffaCakes118_abd40c9852299e858e7dbf5662becb74.exe
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Size
95KB
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MD5
abd40c9852299e858e7dbf5662becb74
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SHA1
039e1150807b28f9dfc028dc420609df76902366
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SHA256
19aa85ffab10158b8c5a3ebeb19d7e588bed8437b72b2e477a5a7bc53ec69920
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SHA512
496c2a4860b209f71ca4db7ccf91d9dc9e76c60277f50207ef562a068de17cc4bdf9a8040fc8e325519b428544342579c8ee0cde1552d98810a15b8747deab27
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SSDEEP
768:E06R0UKzOgnKqGR7//GPc0LOBhvBrHks3IiyhDYQbGmxlNaM+WGa1wuxnzgOYw9Y:6R0vxn3Pc0LCH9MtbvabUDzJYWu3B
Malware Config
Signatures
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Ramnit family
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Executes dropped EXE 1 IoCs
pid Process 3004 WaterMark.exe -
resource yara_rule behavioral2/memory/3132-4-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/3132-11-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/3004-22-0x0000000000400000-0x0000000000453000-memory.dmp upx behavioral2/memory/3004-28-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/3004-26-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/3132-14-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/3132-9-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/3132-7-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/3132-3-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/3132-2-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/3004-34-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/3004-38-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/3004-40-0x0000000000400000-0x0000000000421000-memory.dmp upx -
Drops file in Program Files directory 3 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\Microsoft\pxB815.tmp JaffaCakes118_abd40c9852299e858e7dbf5662becb74.exe File created C:\Program Files (x86)\Microsoft\WaterMark.exe JaffaCakes118_abd40c9852299e858e7dbf5662becb74.exe File opened for modification C:\Program Files (x86)\Microsoft\WaterMark.exe JaffaCakes118_abd40c9852299e858e7dbf5662becb74.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 1940 744 WerFault.exe 84 -
System Location Discovery: System Language Discovery 1 TTPs 4 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 JaffaCakes118_abd40c9852299e858e7dbf5662becb74.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language WaterMark.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 (str) \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1096321962" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\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-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1108509776" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Internet Explorer\VersionManager iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1108509776" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{6C51A598-D5A5-11EF-A7EA-E26222BAF6A3} = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31156658" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31156658" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{6C4F4280-D5A5-11EF-A7EA-E26222BAF6A3} = "0" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1111009946" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "443974168" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31156658" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31156658" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Internet Explorer\GPU IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3350944739-639801879-157714471-1000\Software\Microsoft\Internet Explorer\VersionManager iexplore.exe -
Suspicious behavior: EnumeratesProcesses 16 IoCs
pid Process 3004 WaterMark.exe 3004 WaterMark.exe 3004 WaterMark.exe 3004 WaterMark.exe 3004 WaterMark.exe 3004 WaterMark.exe 3004 WaterMark.exe 3004 WaterMark.exe 3004 WaterMark.exe 3004 WaterMark.exe 3004 WaterMark.exe 3004 WaterMark.exe 3004 WaterMark.exe 3004 WaterMark.exe 3004 WaterMark.exe 3004 WaterMark.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 3004 WaterMark.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 3116 iexplore.exe 312 iexplore.exe -
Suspicious use of SetWindowsHookEx 10 IoCs
pid Process 312 iexplore.exe 312 iexplore.exe 3116 iexplore.exe 3116 iexplore.exe 2496 IEXPLORE.EXE 2496 IEXPLORE.EXE 3388 IEXPLORE.EXE 3388 IEXPLORE.EXE 2496 IEXPLORE.EXE 2496 IEXPLORE.EXE -
Suspicious use of UnmapMainImage 2 IoCs
pid Process 3132 JaffaCakes118_abd40c9852299e858e7dbf5662becb74.exe 3004 WaterMark.exe -
Suspicious use of WriteProcessMemory 22 IoCs
description pid Process procid_target PID 3132 wrote to memory of 3004 3132 JaffaCakes118_abd40c9852299e858e7dbf5662becb74.exe 83 PID 3132 wrote to memory of 3004 3132 JaffaCakes118_abd40c9852299e858e7dbf5662becb74.exe 83 PID 3132 wrote to memory of 3004 3132 JaffaCakes118_abd40c9852299e858e7dbf5662becb74.exe 83 PID 3004 wrote to memory of 744 3004 WaterMark.exe 84 PID 3004 wrote to memory of 744 3004 WaterMark.exe 84 PID 3004 wrote to memory of 744 3004 WaterMark.exe 84 PID 3004 wrote to memory of 744 3004 WaterMark.exe 84 PID 3004 wrote to memory of 744 3004 WaterMark.exe 84 PID 3004 wrote to memory of 744 3004 WaterMark.exe 84 PID 3004 wrote to memory of 744 3004 WaterMark.exe 84 PID 3004 wrote to memory of 744 3004 WaterMark.exe 84 PID 3004 wrote to memory of 744 3004 WaterMark.exe 84 PID 3004 wrote to memory of 3116 3004 WaterMark.exe 89 PID 3004 wrote to memory of 3116 3004 WaterMark.exe 89 PID 3004 wrote to memory of 312 3004 WaterMark.exe 90 PID 3004 wrote to memory of 312 3004 WaterMark.exe 90 PID 3116 wrote to memory of 2496 3116 iexplore.exe 93 PID 3116 wrote to memory of 2496 3116 iexplore.exe 93 PID 3116 wrote to memory of 2496 3116 iexplore.exe 93 PID 312 wrote to memory of 3388 312 iexplore.exe 92 PID 312 wrote to memory of 3388 312 iexplore.exe 92 PID 312 wrote to memory of 3388 312 iexplore.exe 92
Processes
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_abd40c9852299e858e7dbf5662becb74.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_abd40c9852299e858e7dbf5662becb74.exe"1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3132 -
C:\Program Files (x86)\Microsoft\WaterMark.exe"C:\Program Files (x86)\Microsoft\WaterMark.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3004 -
C:\Windows\SysWOW64\svchost.exeC:\Windows\system32\svchost.exe3⤵PID:744
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 744 -s 2044⤵
- Program crash
PID:1940
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C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe"3⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:3116 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3116 CREDAT:17410 /prefetch:24⤵
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:2496
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C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe"3⤵
- Modifies Internet Explorer settings
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:312 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:312 CREDAT:17410 /prefetch:24⤵
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:3388
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 416 -p 744 -ip 7441⤵PID:3572
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
95KB
MD5abd40c9852299e858e7dbf5662becb74
SHA1039e1150807b28f9dfc028dc420609df76902366
SHA25619aa85ffab10158b8c5a3ebeb19d7e588bed8437b72b2e477a5a7bc53ec69920
SHA512496c2a4860b209f71ca4db7ccf91d9dc9e76c60277f50207ef562a068de17cc4bdf9a8040fc8e325519b428544342579c8ee0cde1552d98810a15b8747deab27
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize471B
MD54363732b094e06ea613be8ca268f5460
SHA1ad4d6ca8f2362a24800a1f752f99d7c55c0ce862
SHA2560bc53d2e4ba5d43da581d2eda05c56f2c3a93407b3d35c8d630507c0fb81a21d
SHA512b5c075fbcbead37980c28e3e8745339445d1e5bc4c873ca70995012c72f09dd1f4cd315faf02589be84fd6b7683673836df8d228cd94e6e6c3e3659081af4c99
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize404B
MD51079166d0a851becb7785766440895de
SHA14ce9eb84db56bd3fcde5cb04e8116ce9a7b32876
SHA256ef377a3f003cac146af7acd8b105170c7721caf9f82861dafaeb05700fb30a46
SHA512a56b9887c67f342541c0ab6563be6efaf217b363f86f71704e71102891b254e10ba887d8650eba32d16e2bd9d5370bb7cb6884f222b9e11e17b9ebdc9b71ef6e
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize404B
MD5dc3f533b944c7c5f72334280571b85f7
SHA1adcdb98fcd2962b3735efad8a8c36c0039e299be
SHA2560ef1ebf8a5f68e42f2112563b582666662e64a27bd06f2f1ad98f601e753927b
SHA5122c267d618e234bdbe1e7572b15152df6ba51c30c508e4f2947ccaf4cf025b448856c0215130a4441ba03091a1fb5b03af839224f07791daf610321b11c141b20
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C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{6C4F4280-D5A5-11EF-A7EA-E26222BAF6A3}.dat
Filesize5KB
MD5869e457f12a4745ce08a5395a7a39d9a
SHA1a08fa134136c3a92ee12af193ed9c82618a1d8fc
SHA25632757dba9b7d877a981efe9e75d37549b93611d2f0db75519b11629f59031f07
SHA5128b1e2b2a0d0d09fe28e42ef45595741ce0509ee39929b5cfd4209d2cb73905a3950a8d10b07e02bb2495836777aedd78f32795947ce60686d7eff7187874c760
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C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{6C51A598-D5A5-11EF-A7EA-E26222BAF6A3}.dat
Filesize3KB
MD515dfd4c9a02f8edb98e45ad0c60ecc2b
SHA11f5a164b0e4160830cea626b604c931aa061ddd3
SHA256dfb2a5fee68acd68db7a6e8aeece334249291828ebe299e333c81c1d657443fa
SHA512e64123a4a510e622b2525a7e7f91c2b1ab7f280816a1e9be8ce426842050aa70e878fb0f1637a0218932d999790297f516f38e9c18a6e68c9b9b230c3d2ad251
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Filesize
17KB
MD55a34cb996293fde2cb7a4ac89587393a
SHA13c96c993500690d1a77873cd62bc639b3a10653f
SHA256c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad
SHA512e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee