Analysis
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max time kernel
150s -
max time network
149s -
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 08:28
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_51d0053bfca5f04c76be4d5146e18560.exe
Resource
win7-20241010-en
General
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Target
JaffaCakes118_51d0053bfca5f04c76be4d5146e18560.exe
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Size
92KB
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MD5
51d0053bfca5f04c76be4d5146e18560
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SHA1
b65b08e61f6059a44606a281c873254f2988f95d
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SHA256
2914bbc1a891ebebd3b1af59cf36f8b08eb904525100edb591b8293c82097cf9
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SHA512
8ef71603096fed71fae7adee57288a37e07b3858787cebd48f0f5c157d738b41b234420db17536eb8642806ee9bf9c2b2d441777517e810863305a825d7af336
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SSDEEP
1536:ZVZnxm6MG9xgfrvEaoiT/GyphjXDYjKwttoswRmhApE:pnxwgxgfR/DVG7wBpE
Malware Config
Signatures
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Ramnit family
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Executes dropped EXE 1 IoCs
pid Process 2444 WaterMark.exe -
resource yara_rule behavioral2/memory/3576-3-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/3576-10-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/2444-27-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/2444-21-0x0000000000400000-0x000000000046D000-memory.dmp upx behavioral2/memory/2444-18-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/3576-13-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/3576-8-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/3576-6-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/3576-5-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/2444-34-0x0000000000400000-0x000000000046D000-memory.dmp upx behavioral2/memory/2444-35-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/2444-38-0x0000000000400000-0x0000000000421000-memory.dmp upx -
Drops file in Program Files directory 3 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\Microsoft\px8C61.tmp JaffaCakes118_51d0053bfca5f04c76be4d5146e18560.exe File created C:\Program Files (x86)\Microsoft\WaterMark.exe JaffaCakes118_51d0053bfca5f04c76be4d5146e18560.exe File opened for modification C:\Program Files (x86)\Microsoft\WaterMark.exe JaffaCakes118_51d0053bfca5f04c76be4d5146e18560.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 1032 412 WerFault.exe 85 -
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_51d0053bfca5f04c76be4d5146e18560.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 (int) \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1" 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 = "31156007" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "443694680" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" 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 IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2222956818" 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\LastCheckForUpdateLowDateTime = "2222956818" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch 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 Key created \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Key created \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery 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\Recovery\AdminActive\{AFE404D6-D31A-11EF-AF2A-CAF61997B0B0} = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive 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\DomainSuggestion\FileNames\ iexplore.exe Key created \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{AFE1A238-D31A-11EF-AF2A-CAF61997B0B0} = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2220613248" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31156007" 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 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\Main\WindowsSearch iexplore.exe Key created \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Internet Explorer\GPU 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\PendingRecovery\AdminActive = "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 Set value (int) \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2220613248" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Internet Explorer\VersionManager 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\PendingRecovery\AdminActive = "0" 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\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 (str) \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31156007" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31156007" IEXPLORE.EXE -
Suspicious behavior: EnumeratesProcesses 16 IoCs
pid Process 2444 WaterMark.exe 2444 WaterMark.exe 2444 WaterMark.exe 2444 WaterMark.exe 2444 WaterMark.exe 2444 WaterMark.exe 2444 WaterMark.exe 2444 WaterMark.exe 2444 WaterMark.exe 2444 WaterMark.exe 2444 WaterMark.exe 2444 WaterMark.exe 2444 WaterMark.exe 2444 WaterMark.exe 2444 WaterMark.exe 2444 WaterMark.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2444 WaterMark.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 3792 iexplore.exe 2796 iexplore.exe -
Suspicious use of SetWindowsHookEx 10 IoCs
pid Process 2796 iexplore.exe 2796 iexplore.exe 3792 iexplore.exe 3792 iexplore.exe 2288 IEXPLORE.EXE 2288 IEXPLORE.EXE 4932 IEXPLORE.EXE 4932 IEXPLORE.EXE 2288 IEXPLORE.EXE 2288 IEXPLORE.EXE -
Suspicious use of UnmapMainImage 2 IoCs
pid Process 3576 JaffaCakes118_51d0053bfca5f04c76be4d5146e18560.exe 2444 WaterMark.exe -
Suspicious use of WriteProcessMemory 22 IoCs
description pid Process procid_target PID 3576 wrote to memory of 2444 3576 JaffaCakes118_51d0053bfca5f04c76be4d5146e18560.exe 84 PID 3576 wrote to memory of 2444 3576 JaffaCakes118_51d0053bfca5f04c76be4d5146e18560.exe 84 PID 3576 wrote to memory of 2444 3576 JaffaCakes118_51d0053bfca5f04c76be4d5146e18560.exe 84 PID 2444 wrote to memory of 412 2444 WaterMark.exe 85 PID 2444 wrote to memory of 412 2444 WaterMark.exe 85 PID 2444 wrote to memory of 412 2444 WaterMark.exe 85 PID 2444 wrote to memory of 412 2444 WaterMark.exe 85 PID 2444 wrote to memory of 412 2444 WaterMark.exe 85 PID 2444 wrote to memory of 412 2444 WaterMark.exe 85 PID 2444 wrote to memory of 412 2444 WaterMark.exe 85 PID 2444 wrote to memory of 412 2444 WaterMark.exe 85 PID 2444 wrote to memory of 412 2444 WaterMark.exe 85 PID 2444 wrote to memory of 3792 2444 WaterMark.exe 90 PID 2444 wrote to memory of 3792 2444 WaterMark.exe 90 PID 2444 wrote to memory of 2796 2444 WaterMark.exe 91 PID 2444 wrote to memory of 2796 2444 WaterMark.exe 91 PID 3792 wrote to memory of 2288 3792 iexplore.exe 93 PID 3792 wrote to memory of 2288 3792 iexplore.exe 93 PID 3792 wrote to memory of 2288 3792 iexplore.exe 93 PID 2796 wrote to memory of 4932 2796 iexplore.exe 94 PID 2796 wrote to memory of 4932 2796 iexplore.exe 94 PID 2796 wrote to memory of 4932 2796 iexplore.exe 94
Processes
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_51d0053bfca5f04c76be4d5146e18560.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_51d0053bfca5f04c76be4d5146e18560.exe"1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3576 -
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:2444 -
C:\Windows\SysWOW64\svchost.exeC:\Windows\system32\svchost.exe3⤵PID:412
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 412 -s 2044⤵
- Program crash
PID:1032
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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:3792 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3792 CREDAT:17410 /prefetch:24⤵
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:2288
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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:2796 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2796 CREDAT:17410 /prefetch:24⤵
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:4932
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 412 -ip 4121⤵PID:5112
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
92KB
MD551d0053bfca5f04c76be4d5146e18560
SHA1b65b08e61f6059a44606a281c873254f2988f95d
SHA2562914bbc1a891ebebd3b1af59cf36f8b08eb904525100edb591b8293c82097cf9
SHA5128ef71603096fed71fae7adee57288a37e07b3858787cebd48f0f5c157d738b41b234420db17536eb8642806ee9bf9c2b2d441777517e810863305a825d7af336
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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
MD53a1cc6442fa3440334a40e4a7fa1cf94
SHA1803a4de25366e79ca0b5ff8e9fd830c6401f2db5
SHA25691819912bf46bd0b45d8079393b98da774ea887bcd03cb9592069e7fac377629
SHA512bf09b76a0cabd14ab883fd6dfeb022b3e481279be5e5665a30dbe24cda1965e8ad316e82acd8719cba2249313740a82967d28bc5f62b2af41b08c01f29d3dec3
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize404B
MD54f1d8f6f66aa64db48e1f62de69c5940
SHA16756368e6a8542e53111c4822300c9600e0cc100
SHA256a08b2f4e3fad1ec6437fcc6a7733126a0089e076de24d5443660c3b74fe043ae
SHA5123041b12eba700c839520e907a9ad11e727622ae9638ee0ccd6acde7db8a50061b620f88627f846f6616d337c0a09511f2132dd9fc7a0c2190d75f059457b0301
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C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{AFE1A238-D31A-11EF-AF2A-CAF61997B0B0}.dat
Filesize5KB
MD54b5a452abbf40dd4a7a0e7287a444727
SHA142643caf91c6b05e858058446c6a58d32213f274
SHA2569e1596b39e7616e338ff771184162b8e60cf5c33ff01f482c7ab6b6e0f6dc798
SHA5122ad5916df209fb34e094b922bed3e7b74acc6446378913a4d0377f3d50e46a70731542dfceab55080971a4ead2c08039103b921e40bbf9a18ff203f3c4da1c6b
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C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{AFE404D6-D31A-11EF-AF2A-CAF61997B0B0}.dat
Filesize3KB
MD54ce131bc1bd4812b0d5a8f269ed9fe3b
SHA1a600b4f105776da6f78e439a7aa4bbfc20c41d50
SHA25627cb8e6ea503a68dd6643e70e394daddae9a07291bb9691cea26d3eb9a78ffd6
SHA512c445537e2fba2188f66bd95a9deff63b22c4b8e965e4719be96978936d1b0efe7904fd214050e09c0cfa8a1d0ecae2bfad15c5fdfa1ffefd5740c1ac7ba4eec7
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Filesize
17KB
MD55a34cb996293fde2cb7a4ac89587393a
SHA13c96c993500690d1a77873cd62bc639b3a10653f
SHA256c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad
SHA512e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee