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
17-01-2025 09:37
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_87c0a8f2f9ccfa202d9f73fbf894117d.exe
Resource
win7-20241010-en
General
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Target
JaffaCakes118_87c0a8f2f9ccfa202d9f73fbf894117d.exe
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Size
95KB
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MD5
87c0a8f2f9ccfa202d9f73fbf894117d
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SHA1
9c31d4c2de0c143c22d110cd6473b2e50862285d
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SHA256
293cfaf4944114d8cce0f55d92122a2b4965798f8abd04aab3f758a38f7c138d
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SHA512
8ce900324c495cf14c4d6f87b27dcb2d77a57b10943e1940b6797a2ea2de2fc29d030578fa70abd2bcb6a5004ff9e682d72734a9495ec75248a6b1a0c78582f6
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SSDEEP
768:j06R0UKzOgnKqGR7//GPc0LOBhvBrHks3IiyhDYQbGmxlNaM+WGa1wuxnzgOYw9Y:hR0vxn3Pc0LCH9MtbvabUDzJYWu3B
Malware Config
Signatures
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Ramnit family
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Executes dropped EXE 1 IoCs
pid Process 4548 WaterMark.exe -
resource yara_rule behavioral2/memory/1768-11-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/1768-10-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/1768-8-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/1768-9-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/1768-4-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/1768-3-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/1768-2-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/1768-6-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/4548-24-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/4548-25-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/4548-31-0x0000000000400000-0x000000000043B000-memory.dmp upx behavioral2/memory/4548-35-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/4548-33-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/4548-38-0x0000000000400000-0x0000000000421000-memory.dmp upx -
Drops file in Program Files directory 3 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\Microsoft\pxB3FE.tmp JaffaCakes118_87c0a8f2f9ccfa202d9f73fbf894117d.exe File created C:\Program Files (x86)\Microsoft\WaterMark.exe JaffaCakes118_87c0a8f2f9ccfa202d9f73fbf894117d.exe File opened for modification C:\Program Files (x86)\Microsoft\WaterMark.exe JaffaCakes118_87c0a8f2f9ccfa202d9f73fbf894117d.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 3520 4784 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_87c0a8f2f9ccfa202d9f73fbf894117d.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-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31156419" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "443871651" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31156419" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Key created \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\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 (data) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Internet Explorer\VersionManager iexplore.exe Key created \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames iexplore.exe Key created \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{BB64691D-D4B6-11EF-91C3-7ECF469E42CC} = "0" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2414514272" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Key created \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31156419" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Internet Explorer\GPU IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31156419" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2414514272" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Key created \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Internet Explorer\VersionManager iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2412326596" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "2412170624" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{BB66CB05-D4B6-11EF-91C3-7ECF469E42CC} = "0" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-940901362-3608833189-1915618603-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff3e0000003e000000c4040000a3020000 iexplore.exe -
Suspicious behavior: EnumeratesProcesses 16 IoCs
pid Process 4548 WaterMark.exe 4548 WaterMark.exe 4548 WaterMark.exe 4548 WaterMark.exe 4548 WaterMark.exe 4548 WaterMark.exe 4548 WaterMark.exe 4548 WaterMark.exe 4548 WaterMark.exe 4548 WaterMark.exe 4548 WaterMark.exe 4548 WaterMark.exe 4548 WaterMark.exe 4548 WaterMark.exe 4548 WaterMark.exe 4548 WaterMark.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4548 WaterMark.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 1928 iexplore.exe 5040 iexplore.exe -
Suspicious use of SetWindowsHookEx 10 IoCs
pid Process 5040 iexplore.exe 5040 iexplore.exe 1928 iexplore.exe 1928 iexplore.exe 4468 IEXPLORE.EXE 4468 IEXPLORE.EXE 3760 IEXPLORE.EXE 3760 IEXPLORE.EXE 4468 IEXPLORE.EXE 4468 IEXPLORE.EXE -
Suspicious use of UnmapMainImage 2 IoCs
pid Process 1768 JaffaCakes118_87c0a8f2f9ccfa202d9f73fbf894117d.exe 4548 WaterMark.exe -
Suspicious use of WriteProcessMemory 22 IoCs
description pid Process procid_target PID 1768 wrote to memory of 4548 1768 JaffaCakes118_87c0a8f2f9ccfa202d9f73fbf894117d.exe 83 PID 1768 wrote to memory of 4548 1768 JaffaCakes118_87c0a8f2f9ccfa202d9f73fbf894117d.exe 83 PID 1768 wrote to memory of 4548 1768 JaffaCakes118_87c0a8f2f9ccfa202d9f73fbf894117d.exe 83 PID 4548 wrote to memory of 4784 4548 WaterMark.exe 84 PID 4548 wrote to memory of 4784 4548 WaterMark.exe 84 PID 4548 wrote to memory of 4784 4548 WaterMark.exe 84 PID 4548 wrote to memory of 4784 4548 WaterMark.exe 84 PID 4548 wrote to memory of 4784 4548 WaterMark.exe 84 PID 4548 wrote to memory of 4784 4548 WaterMark.exe 84 PID 4548 wrote to memory of 4784 4548 WaterMark.exe 84 PID 4548 wrote to memory of 4784 4548 WaterMark.exe 84 PID 4548 wrote to memory of 4784 4548 WaterMark.exe 84 PID 4548 wrote to memory of 1928 4548 WaterMark.exe 89 PID 4548 wrote to memory of 1928 4548 WaterMark.exe 89 PID 4548 wrote to memory of 5040 4548 WaterMark.exe 90 PID 4548 wrote to memory of 5040 4548 WaterMark.exe 90 PID 1928 wrote to memory of 4468 1928 iexplore.exe 92 PID 1928 wrote to memory of 4468 1928 iexplore.exe 92 PID 1928 wrote to memory of 4468 1928 iexplore.exe 92 PID 5040 wrote to memory of 3760 5040 iexplore.exe 93 PID 5040 wrote to memory of 3760 5040 iexplore.exe 93 PID 5040 wrote to memory of 3760 5040 iexplore.exe 93
Processes
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_87c0a8f2f9ccfa202d9f73fbf894117d.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_87c0a8f2f9ccfa202d9f73fbf894117d.exe"1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1768 -
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:4548 -
C:\Windows\SysWOW64\svchost.exeC:\Windows\system32\svchost.exe3⤵PID:4784
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4784 -s 2044⤵
- Program crash
PID:3520
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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:1928 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1928 CREDAT:17410 /prefetch:24⤵
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:4468
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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:5040 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:5040 CREDAT:17410 /prefetch:24⤵
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:3760
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 412 -p 4784 -ip 47841⤵PID:3972
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
95KB
MD587c0a8f2f9ccfa202d9f73fbf894117d
SHA19c31d4c2de0c143c22d110cd6473b2e50862285d
SHA256293cfaf4944114d8cce0f55d92122a2b4965798f8abd04aab3f758a38f7c138d
SHA5128ce900324c495cf14c4d6f87b27dcb2d77a57b10943e1940b6797a2ea2de2fc29d030578fa70abd2bcb6a5004ff9e682d72734a9495ec75248a6b1a0c78582f6
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize471B
MD5eec6845b257a7c8f95b25485b3666ae4
SHA179e6f675b80bc885bda844e766088a62d84ded75
SHA25670a3cfb8ce21db27ecfb8143c459eda8218c5f7a0db0945c3117cbf5c180eb6d
SHA512b6ceaabb99fb2011f9dd6ae4b59e3435c397204fcd4b3168e65d6616a85d49d13f80cd11a191e223609538d4f144103757f730c61acd21f4053bb5ecb6fb4f1f
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize404B
MD5d9c661c8ba92de34cb4df21d1ac8d193
SHA16cd893f33880c6e3713636723c9358cfe3e83410
SHA256c49984596ab1208a4cfcdf4e184cc4a30169fbd6b3e1f75d6890dce503b34fd8
SHA512bb161a3dcb030c2d8f2cdda6589573f92217ec25c90aafe8d6b8766eedda88f3f13aa54e74aab3a72aa3e8a239a25323c65f1f804601840140987c7868d00e2f
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize404B
MD5ed392b2d28b52df3a2fdda16a61d4c95
SHA10fee3cce4e7311a2717e4d8061e3191e41f0b1a0
SHA256ec78cbf19f7be4276ff570e3acf7b3ad0ee9284010bf84bf40ab443eb965a798
SHA512805a180ff72013bb42d0235e67e8fbfebc50367dfa699b62b961c2b9355a3bda5d09118a211dc7976426a4ecc444832acff274e989ac5188d8115fa4c2bea420
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C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{BB64691D-D4B6-11EF-91C3-7ECF469E42CC}.dat
Filesize5KB
MD597eff279b8aaa95955c592a01c7e5909
SHA1403a7fad56a10b19954a986bc4a7298b297d2d86
SHA2562d5a1d86ec714c9f38dd1c8f794798d79252ba305b1396eb079b8816a9110b71
SHA512150bde319655b6d9482dc0eaaaa9c97cfc1c3001a3db64e36ef90c8629511a268a3c07c5cbb9011238126fd6b77a7d677cdc56f32b53069b78bff666dc1fe33b
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C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{BB66CB05-D4B6-11EF-91C3-7ECF469E42CC}.dat
Filesize3KB
MD55650f3537498de5dba8d197ade9d7fc4
SHA1be403c9215ba4c550978f1914105c9fdf0e684d2
SHA256c9a435f2420af2b4cc9052602b6c41d4dda3c56a03aa11b0801500cde635ade3
SHA512f41d9cb1f91e3c56ba991844d0b4a88bc63a9794fea2b7eb244199d2ae237271dd5dd1e874cea8c3936d219745a1020edfc956969661c9f1924a2eeda87b8adb
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Filesize
17KB
MD55a34cb996293fde2cb7a4ac89587393a
SHA13c96c993500690d1a77873cd62bc639b3a10653f
SHA256c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad
SHA512e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee