Analysis
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max time kernel
94s -
max time network
145s -
platform
windows10-2004_x64 -
resource
win10v2004-20241007-en -
resource tags
arch:x64arch:x86image:win10v2004-20241007-enlocale:en-usos:windows10-2004-x64system -
submitted
15-01-2025 00:29
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_48bd9519813b5654ef325c8cc1b2e7ab.exe
Resource
win7-20240903-en
General
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Target
JaffaCakes118_48bd9519813b5654ef325c8cc1b2e7ab.exe
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Size
95KB
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MD5
48bd9519813b5654ef325c8cc1b2e7ab
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SHA1
18530b8a38310ba3959c63f9080c7b61bbf46db1
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SHA256
1cf0e28c9d35e56a1ae99a98989668a8f7b8e9d6b9b7d98cdd1b7eb97e33e65e
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SHA512
6af1c47181de6d2985be26f8794b25b1f1d2826d625e734e91e31f204ead5c8fdc79121b6493621fd767685cd621e3547ccac587f5b7ae978499d3d107440b3e
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SSDEEP
768:m06R0UKzOgnKqGR7//GPc0LOBhvBrHks3IiyhDYQbGmxlNaM+WGa1wuxnzgOYw9Y:ER0vxn3Pc0LCH9MtbvabUDzJYWu3B
Malware Config
Signatures
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Ramnit family
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Executes dropped EXE 1 IoCs
pid Process 5100 WaterMark.exe -
resource yara_rule behavioral2/memory/2084-3-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/2084-2-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/2084-5-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/2084-9-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/2084-10-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/2084-8-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/2084-4-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/5100-24-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/5100-27-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/5100-32-0x0000000000400000-0x0000000000498000-memory.dmp upx behavioral2/memory/5100-33-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/5100-37-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/5100-38-0x0000000000400000-0x0000000000421000-memory.dmp upx -
Drops file in Program Files directory 3 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\Microsoft\px8925.tmp JaffaCakes118_48bd9519813b5654ef325c8cc1b2e7ab.exe File created C:\Program Files (x86)\Microsoft\WaterMark.exe JaffaCakes118_48bd9519813b5654ef325c8cc1b2e7ab.exe File opened for modification C:\Program Files (x86)\Microsoft\WaterMark.exe JaffaCakes118_48bd9519813b5654ef325c8cc1b2e7ab.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 2668 3756 WerFault.exe 83 -
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_48bd9519813b5654ef325c8cc1b2e7ab.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-1-5-21-4089630652-1596403869-279772308-1000\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 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\DomainSuggestion\FileNames\ 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\Recovery\AdminActive\{D3CA7C5C-D2D7-11EF-ADF2-EE6C25FCE24B} = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Internet Explorer\Main 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 Set value (int) \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2823544616" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31155940" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ 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 Set value (int) \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31155940" 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\VersionManager IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2823544616" 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\Main\WindowsSearch\Version = "WS not running" 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\Recovery\PendingRecovery\AdminActive = "0" 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 = "1" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2822607500" 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 = "31155940" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive 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\Recovery\PendingRecovery 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\LastCheckForUpdateLowDateTime = "2822607500" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31155940" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Internet Explorer\Main 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 Key created \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "443665963" 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\{D3C819CE-D2D7-11EF-ADF2-EE6C25FCE24B} = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe -
Suspicious behavior: EnumeratesProcesses 16 IoCs
pid Process 5100 WaterMark.exe 5100 WaterMark.exe 5100 WaterMark.exe 5100 WaterMark.exe 5100 WaterMark.exe 5100 WaterMark.exe 5100 WaterMark.exe 5100 WaterMark.exe 5100 WaterMark.exe 5100 WaterMark.exe 5100 WaterMark.exe 5100 WaterMark.exe 5100 WaterMark.exe 5100 WaterMark.exe 5100 WaterMark.exe 5100 WaterMark.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 5100 WaterMark.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 3032 iexplore.exe 1636 iexplore.exe -
Suspicious use of SetWindowsHookEx 10 IoCs
pid Process 3032 iexplore.exe 3032 iexplore.exe 1636 iexplore.exe 1636 iexplore.exe 4812 IEXPLORE.EXE 4812 IEXPLORE.EXE 3108 IEXPLORE.EXE 3108 IEXPLORE.EXE 4812 IEXPLORE.EXE 4812 IEXPLORE.EXE -
Suspicious use of UnmapMainImage 2 IoCs
pid Process 2084 JaffaCakes118_48bd9519813b5654ef325c8cc1b2e7ab.exe 5100 WaterMark.exe -
Suspicious use of WriteProcessMemory 22 IoCs
description pid Process procid_target PID 2084 wrote to memory of 5100 2084 JaffaCakes118_48bd9519813b5654ef325c8cc1b2e7ab.exe 82 PID 2084 wrote to memory of 5100 2084 JaffaCakes118_48bd9519813b5654ef325c8cc1b2e7ab.exe 82 PID 2084 wrote to memory of 5100 2084 JaffaCakes118_48bd9519813b5654ef325c8cc1b2e7ab.exe 82 PID 5100 wrote to memory of 3756 5100 WaterMark.exe 83 PID 5100 wrote to memory of 3756 5100 WaterMark.exe 83 PID 5100 wrote to memory of 3756 5100 WaterMark.exe 83 PID 5100 wrote to memory of 3756 5100 WaterMark.exe 83 PID 5100 wrote to memory of 3756 5100 WaterMark.exe 83 PID 5100 wrote to memory of 3756 5100 WaterMark.exe 83 PID 5100 wrote to memory of 3756 5100 WaterMark.exe 83 PID 5100 wrote to memory of 3756 5100 WaterMark.exe 83 PID 5100 wrote to memory of 3756 5100 WaterMark.exe 83 PID 5100 wrote to memory of 3032 5100 WaterMark.exe 87 PID 5100 wrote to memory of 3032 5100 WaterMark.exe 87 PID 5100 wrote to memory of 1636 5100 WaterMark.exe 88 PID 5100 wrote to memory of 1636 5100 WaterMark.exe 88 PID 3032 wrote to memory of 4812 3032 iexplore.exe 89 PID 3032 wrote to memory of 4812 3032 iexplore.exe 89 PID 3032 wrote to memory of 4812 3032 iexplore.exe 89 PID 1636 wrote to memory of 3108 1636 iexplore.exe 90 PID 1636 wrote to memory of 3108 1636 iexplore.exe 90 PID 1636 wrote to memory of 3108 1636 iexplore.exe 90
Processes
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_48bd9519813b5654ef325c8cc1b2e7ab.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_48bd9519813b5654ef325c8cc1b2e7ab.exe"1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2084 -
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:5100 -
C:\Windows\SysWOW64\svchost.exeC:\Windows\system32\svchost.exe3⤵PID:3756
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3756 -s 2044⤵
- Program crash
PID:2668
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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:3032 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3032 CREDAT:17410 /prefetch:24⤵
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:4812
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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:1636 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1636 CREDAT:17410 /prefetch:24⤵
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:3108
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3756 -ip 37561⤵PID:3176
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
95KB
MD548bd9519813b5654ef325c8cc1b2e7ab
SHA118530b8a38310ba3959c63f9080c7b61bbf46db1
SHA2561cf0e28c9d35e56a1ae99a98989668a8f7b8e9d6b9b7d98cdd1b7eb97e33e65e
SHA5126af1c47181de6d2985be26f8794b25b1f1d2826d625e734e91e31f204ead5c8fdc79121b6493621fd767685cd621e3547ccac587f5b7ae978499d3d107440b3e
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize471B
MD5fdba1e1aaafa78dc1bc5319f2afb6f86
SHA15432b1fa5f940052c9f9117307b2c97a7950cab2
SHA25683c001e05993c8e603aec23cc4fa21a1515943496a69e18ab4a1196294b5354d
SHA512ad7a1db5d9f4ac4edc07dfaacd2dd5aa15d8e228b2e096f9add822e4be84c66db28729583f9fdd5ae4f20fe685854cf2c35ced250a19df3b001c7b563c78a13e
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize404B
MD540ac8c655bcbbfe017512cf7d5477b7e
SHA1132df3dc5811914de95ea40f87258340bdbf8602
SHA25680fc64171a16c51d877477b58dc5fae60a51eed450def75c0c1dad3674af7355
SHA512b9292899533dffe3d7894ffe6e73bb14eb0091fbe29f2f11e4a4eb7fed9433dbb307d32bcd6412a52d1b6f244794259427065104224b816d3254251b96f280d4
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize404B
MD5e860481e13623784536838d45287da77
SHA12922516c1a45207f95d76c6b28188bf39e05afcb
SHA2566d9e97c56462791f11d7f442d19cbe8ec1a00c1027e8f9aa7ac562060606d957
SHA5121dce51836df1e86bfcd7e6168fad152eb86ad7a0aa8e596b35f31739db9c34b143677c4180ca05607ddffe1ab0cd3d5eec8d1412b8b4417761e7f4c427904a47
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C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{D3C819CE-D2D7-11EF-ADF2-EE6C25FCE24B}.dat
Filesize5KB
MD525c55cd7e24b38f7769288fc03c94f64
SHA10310c3098d8f4afaf5500bd856a425c4877aada3
SHA256d40ad1f49e009a5b384169ec6e2c613270ccafbb90d84266a05d72e479ae07e5
SHA5129927f8944c5298339452c47b9e8f992a6651074cd41d57337c1dd2b29abbb5412c56039e0ce79da883e7750c1df33b8bbc288d0daa5f50b97af214cdf1032618
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C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{D3CA7C5C-D2D7-11EF-ADF2-EE6C25FCE24B}.dat
Filesize3KB
MD5bdda308a5c8ba938c6a7b84f04b8e318
SHA1b3e6caa3eafb71eb0459aecad337e5cbcb050b3b
SHA256a1be0753e05e1bf516149b0b72f44fc832f842a112723c055f92d3eaee30836c
SHA51274a4c31ccb69cff776ae29b0cfeb2e12abaeb34a7f5cb243be369cab3b2f9a943dab7a18ef2c361061e7fa29d267a4c30248eca0f0bb26201f28412ace28fa48
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Filesize
17KB
MD55a34cb996293fde2cb7a4ac89587393a
SHA13c96c993500690d1a77873cd62bc639b3a10653f
SHA256c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad
SHA512e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee