Analysis
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max time kernel
148s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240709-en -
resource tags
arch:x64arch:x86image:win10v2004-20240709-enlocale:en-usos:windows10-2004-x64system -
submitted
19-07-2024 17:19
Static task
static1
Behavioral task
behavioral1
Sample
5ce81431c9bbabb0a7465d31071bcc7f_JaffaCakes118.dll
Resource
win7-20240705-en
General
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Target
5ce81431c9bbabb0a7465d31071bcc7f_JaffaCakes118.dll
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Size
646KB
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MD5
5ce81431c9bbabb0a7465d31071bcc7f
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SHA1
b041920e99edc52a056f060781895042509d7580
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SHA256
02419e7d3fc685593534c985fa554b894216d8ba878085586509d146b48deb17
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SHA512
ce8150b699c00324466b0d96488c99aae1f3cb891e941fe30de1cf6142b0d01fe56466cc1677ae38024b0787981c03a7c3ab058797ab751c1254d2fde1b5bd9a
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SSDEEP
12288:qE7NiOLg18+1/hv5VEipyz7mTWWa8afR2ftuD1xbmiU3MV5y:qE3+F5GipwuWWpj+HHy
Malware Config
Signatures
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Executes dropped EXE 2 IoCs
pid Process 2896 rundll32mgr.exe 4420 WaterMark.exe -
resource yara_rule behavioral2/memory/2896-5-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/2896-9-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/2896-10-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/2896-13-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/2896-8-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/2896-7-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/2896-6-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/4420-26-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/4420-27-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/4420-38-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/4420-39-0x0000000000400000-0x0000000000421000-memory.dmp upx -
Drops file in System32 directory 1 IoCs
description ioc Process File created C:\Windows\SysWOW64\rundll32mgr.exe rundll32.exe -
Drops file in Program Files directory 3 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\Microsoft\px802C.tmp rundll32mgr.exe File created C:\Program Files (x86)\Microsoft\WaterMark.exe rundll32mgr.exe File opened for modification C:\Program Files (x86)\Microsoft\WaterMark.exe rundll32mgr.exe -
Program crash 2 IoCs
pid pid_target Process procid_target 3024 2664 WerFault.exe 84 1196 2992 WerFault.exe 89 -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-2636447293-1148739154-93880854-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2636447293-1148739154-93880854-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "3757353762" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2636447293-1148739154-93880854-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31119871" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2636447293-1148739154-93880854-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2636447293-1148739154-93880854-1000\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-1-5-21-2636447293-1148739154-93880854-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2636447293-1148739154-93880854-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateLowDateTime = "3757353762" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2636447293-1148739154-93880854-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2636447293-1148739154-93880854-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{0B970C0F-45F3-11EF-A174-D63901C91A66} = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2636447293-1148739154-93880854-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLHighDateTime = "50" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2636447293-1148739154-93880854-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2636447293-1148739154-93880854-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2636447293-1148739154-93880854-1000\Software\Microsoft\Internet Explorer\GPU IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2636447293-1148739154-93880854-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2636447293-1148739154-93880854-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2636447293-1148739154-93880854-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31119871" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2636447293-1148739154-93880854-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3757353762" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2636447293-1148739154-93880854-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31119871" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2636447293-1148739154-93880854-1000\Software\Microsoft\Internet Explorer\VersionManager iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2636447293-1148739154-93880854-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2636447293-1148739154-93880854-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff3e0000003e000000c4040000a3020000 iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2636447293-1148739154-93880854-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2636447293-1148739154-93880854-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2636447293-1148739154-93880854-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2636447293-1148739154-93880854-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2636447293-1148739154-93880854-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31119871" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2636447293-1148739154-93880854-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2636447293-1148739154-93880854-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2636447293-1148739154-93880854-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastTTLLowDateTime = "1251635200" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2636447293-1148739154-93880854-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2636447293-1148739154-93880854-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2636447293-1148739154-93880854-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2636447293-1148739154-93880854-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2636447293-1148739154-93880854-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2636447293-1148739154-93880854-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2636447293-1148739154-93880854-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2636447293-1148739154-93880854-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{0B996E97-45F3-11EF-A174-D63901C91A66} = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2636447293-1148739154-93880854-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2636447293-1148739154-93880854-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3757353762" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2636447293-1148739154-93880854-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3759854019" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2636447293-1148739154-93880854-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2636447293-1148739154-93880854-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "428174539" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2636447293-1148739154-93880854-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2636447293-1148739154-93880854-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2636447293-1148739154-93880854-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "3760010232" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2636447293-1148739154-93880854-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2636447293-1148739154-93880854-1000\Software\Microsoft\Internet Explorer\VersionManager iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2636447293-1148739154-93880854-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastUpdateHighDateTime = "31119871" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2636447293-1148739154-93880854-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31119871" IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2636447293-1148739154-93880854-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2636447293-1148739154-93880854-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe -
Suspicious behavior: EnumeratesProcesses 16 IoCs
pid Process 4420 WaterMark.exe 4420 WaterMark.exe 4420 WaterMark.exe 4420 WaterMark.exe 4420 WaterMark.exe 4420 WaterMark.exe 4420 WaterMark.exe 4420 WaterMark.exe 4420 WaterMark.exe 4420 WaterMark.exe 4420 WaterMark.exe 4420 WaterMark.exe 4420 WaterMark.exe 4420 WaterMark.exe 4420 WaterMark.exe 4420 WaterMark.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4420 WaterMark.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 1080 iexplore.exe 3164 iexplore.exe -
Suspicious use of SetWindowsHookEx 10 IoCs
pid Process 1080 iexplore.exe 1080 iexplore.exe 3164 iexplore.exe 3164 iexplore.exe 4736 IEXPLORE.EXE 4736 IEXPLORE.EXE 4388 IEXPLORE.EXE 4388 IEXPLORE.EXE 4736 IEXPLORE.EXE 4736 IEXPLORE.EXE -
Suspicious use of UnmapMainImage 2 IoCs
pid Process 2896 rundll32mgr.exe 4420 WaterMark.exe -
Suspicious use of WriteProcessMemory 28 IoCs
description pid Process procid_target PID 3604 wrote to memory of 2664 3604 rundll32.exe 84 PID 3604 wrote to memory of 2664 3604 rundll32.exe 84 PID 3604 wrote to memory of 2664 3604 rundll32.exe 84 PID 2664 wrote to memory of 2896 2664 rundll32.exe 85 PID 2664 wrote to memory of 2896 2664 rundll32.exe 85 PID 2664 wrote to memory of 2896 2664 rundll32.exe 85 PID 2896 wrote to memory of 4420 2896 rundll32mgr.exe 87 PID 2896 wrote to memory of 4420 2896 rundll32mgr.exe 87 PID 2896 wrote to memory of 4420 2896 rundll32mgr.exe 87 PID 4420 wrote to memory of 2992 4420 WaterMark.exe 89 PID 4420 wrote to memory of 2992 4420 WaterMark.exe 89 PID 4420 wrote to memory of 2992 4420 WaterMark.exe 89 PID 4420 wrote to memory of 2992 4420 WaterMark.exe 89 PID 4420 wrote to memory of 2992 4420 WaterMark.exe 89 PID 4420 wrote to memory of 2992 4420 WaterMark.exe 89 PID 4420 wrote to memory of 2992 4420 WaterMark.exe 89 PID 4420 wrote to memory of 2992 4420 WaterMark.exe 89 PID 4420 wrote to memory of 2992 4420 WaterMark.exe 89 PID 4420 wrote to memory of 3164 4420 WaterMark.exe 96 PID 4420 wrote to memory of 3164 4420 WaterMark.exe 96 PID 4420 wrote to memory of 1080 4420 WaterMark.exe 97 PID 4420 wrote to memory of 1080 4420 WaterMark.exe 97 PID 1080 wrote to memory of 4736 1080 iexplore.exe 99 PID 1080 wrote to memory of 4736 1080 iexplore.exe 99 PID 1080 wrote to memory of 4736 1080 iexplore.exe 99 PID 3164 wrote to memory of 4388 3164 iexplore.exe 98 PID 3164 wrote to memory of 4388 3164 iexplore.exe 98 PID 3164 wrote to memory of 4388 3164 iexplore.exe 98
Processes
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C:\Windows\system32\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\5ce81431c9bbabb0a7465d31071bcc7f_JaffaCakes118.dll,#11⤵
- Suspicious use of WriteProcessMemory
PID:3604 -
C:\Windows\SysWOW64\rundll32.exerundll32.exe C:\Users\Admin\AppData\Local\Temp\5ce81431c9bbabb0a7465d31071bcc7f_JaffaCakes118.dll,#12⤵
- Drops file in System32 directory
- Suspicious use of WriteProcessMemory
PID:2664 -
C:\Windows\SysWOW64\rundll32mgr.exeC:\Windows\SysWOW64\rundll32mgr.exe3⤵
- Executes dropped EXE
- Drops file in Program Files directory
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2896 -
C:\Program Files (x86)\Microsoft\WaterMark.exe"C:\Program Files (x86)\Microsoft\WaterMark.exe"4⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:4420 -
C:\Windows\SysWOW64\svchost.exeC:\Windows\system32\svchost.exe5⤵PID:2992
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2992 -s 2046⤵
- Program crash
PID:1196
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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:3164 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3164 CREDAT:17410 /prefetch:26⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:4388
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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:1080 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1080 CREDAT:17410 /prefetch:26⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:4736
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2664 -s 6083⤵
- Program crash
PID:3024
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 368 -p 2664 -ip 26641⤵PID:1592
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 2992 -ip 29921⤵PID:4680
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{0B970C0F-45F3-11EF-A174-D63901C91A66}.dat
Filesize3KB
MD50e4f3a1041ff58dc2b0752d4ad3ff68a
SHA119ab45888e26815af63765579be2e7577c50ad28
SHA256385e91ce219dd7a7569bd5d1a5567c9772fd627bd5a51e22d111e720fd3f364b
SHA512bc2a823473e955059fb927c727d15853ea3be620cfd827b6a9f9aaa986ac06bfb2e5d341175a5bb901f2cb2289154dc57072f601d1ced7b6b5983e65672e805e
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C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{0B996E97-45F3-11EF-A174-D63901C91A66}.dat
Filesize5KB
MD5eac05f644995afae9422893bcb9e8855
SHA1d51d279bc5c532de83e3ae77c1cd7cae4c6fb79a
SHA256ea1a7863a9966f3c3b3d2b510b8cda50db6731db85e5fa48027ab1533e8b7eaa
SHA512ae4fa7d1732929f5ce72b8363409f94f9a157bfd1bb631741a39b14bac62a33fc1d37ab55631816d533317686bf71896f560bf39f8dfa4fa5e6711fed9fd8a86
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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
59KB
MD50e0f0ae845d89c22bb6385f64a6b85fd
SHA10f3f1e7f18ab81572c5ce938d3880d4a5d7100ac
SHA2565a5b85c582d5d4b3b912ee6789babebf8ae6d87330d0d33d87274841952899dd
SHA512baec989a6329a2a60d954e83279fd57ba2000f8ed79e7a02d145bf44a5bffcd9a831c63f4b7d44e40c51e40b1dfbe72c5cebac04d0ce7b2295e3fd191b122350