Analysis
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max time kernel
94s -
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
20-01-2025 18:58
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_f56f756a338e466f4beab48f3e1ec24d.exe
Resource
win7-20240903-en
General
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Target
JaffaCakes118_f56f756a338e466f4beab48f3e1ec24d.exe
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Size
95KB
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MD5
f56f756a338e466f4beab48f3e1ec24d
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SHA1
51345b181c907d4014bb966ae3c947dd762807c3
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SHA256
27267e680d8fc52082d6f9c9fc7a12d8d2a1466052562c969b666c82dd61252e
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SHA512
99d5f7dd7ebf65fc0f755bc1732e5e09f4e403e1a7d7f498bed195d9b803ad5efe9290d3146bfa58fdcfad407cdfba679ffc23986bb1d63ede2557de4c275e3e
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SSDEEP
768:I06R0UKzOgnKqGR7//GPc0LOBhvBrHks3IiyhDYQbGmxlNaM+WGa1wuxnzgOYw9Y:GR0vxn3Pc0LCH9MtbvabUDzJYWu3B
Malware Config
Signatures
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Ramnit family
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Executes dropped EXE 1 IoCs
pid Process 2392 WaterMark.exe -
resource yara_rule behavioral2/memory/4040-6-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/4040-7-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/4040-10-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/4040-9-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/4040-8-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/4040-5-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/4040-3-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/2392-23-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/2392-24-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/2392-33-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/2392-32-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/2392-36-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/2392-37-0x0000000000400000-0x0000000000421000-memory.dmp upx -
Drops file in Program Files directory 3 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\Microsoft\px9BB3.tmp JaffaCakes118_f56f756a338e466f4beab48f3e1ec24d.exe File created C:\Program Files (x86)\Microsoft\WaterMark.exe JaffaCakes118_f56f756a338e466f4beab48f3e1ec24d.exe File opened for modification C:\Program Files (x86)\Microsoft\WaterMark.exe JaffaCakes118_f56f756a338e466f4beab48f3e1ec24d.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 3188 880 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 WaterMark.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language IEXPLORE.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language IEXPLORE.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language JaffaCakes118_f56f756a338e466f4beab48f3e1ec24d.exe -
description ioc Process Key created \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31157138" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1422666518" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "444180360" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{80486636-D785-11EF-BEF1-DA67B56E6C1B} = "0" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\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-1-5-21-3756129449-3121373848-4276368241-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1422822610" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{804AC9BF-D785-11EF-BEF1-DA67B56E6C1B} = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Software\Microsoft\Internet Explorer\VersionManager iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31157138" IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (data) \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff3e0000003e000000c4040000a3020000 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31157138" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Software\Microsoft\Internet Explorer\GPU IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1421885341" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Software\Microsoft\Internet Explorer\VersionManager iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1422041544" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31157138" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3756129449-3121373848-4276368241-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe -
Suspicious behavior: EnumeratesProcesses 16 IoCs
pid Process 2392 WaterMark.exe 2392 WaterMark.exe 2392 WaterMark.exe 2392 WaterMark.exe 2392 WaterMark.exe 2392 WaterMark.exe 2392 WaterMark.exe 2392 WaterMark.exe 2392 WaterMark.exe 2392 WaterMark.exe 2392 WaterMark.exe 2392 WaterMark.exe 2392 WaterMark.exe 2392 WaterMark.exe 2392 WaterMark.exe 2392 WaterMark.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2392 WaterMark.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 1940 iexplore.exe 908 iexplore.exe -
Suspicious use of SetWindowsHookEx 10 IoCs
pid Process 1940 iexplore.exe 1940 iexplore.exe 908 iexplore.exe 908 iexplore.exe 1764 IEXPLORE.EXE 1764 IEXPLORE.EXE 4144 IEXPLORE.EXE 4144 IEXPLORE.EXE 1764 IEXPLORE.EXE 1764 IEXPLORE.EXE -
Suspicious use of UnmapMainImage 2 IoCs
pid Process 4040 JaffaCakes118_f56f756a338e466f4beab48f3e1ec24d.exe 2392 WaterMark.exe -
Suspicious use of WriteProcessMemory 22 IoCs
description pid Process procid_target PID 4040 wrote to memory of 2392 4040 JaffaCakes118_f56f756a338e466f4beab48f3e1ec24d.exe 82 PID 4040 wrote to memory of 2392 4040 JaffaCakes118_f56f756a338e466f4beab48f3e1ec24d.exe 82 PID 4040 wrote to memory of 2392 4040 JaffaCakes118_f56f756a338e466f4beab48f3e1ec24d.exe 82 PID 2392 wrote to memory of 880 2392 WaterMark.exe 83 PID 2392 wrote to memory of 880 2392 WaterMark.exe 83 PID 2392 wrote to memory of 880 2392 WaterMark.exe 83 PID 2392 wrote to memory of 880 2392 WaterMark.exe 83 PID 2392 wrote to memory of 880 2392 WaterMark.exe 83 PID 2392 wrote to memory of 880 2392 WaterMark.exe 83 PID 2392 wrote to memory of 880 2392 WaterMark.exe 83 PID 2392 wrote to memory of 880 2392 WaterMark.exe 83 PID 2392 wrote to memory of 880 2392 WaterMark.exe 83 PID 2392 wrote to memory of 908 2392 WaterMark.exe 87 PID 2392 wrote to memory of 908 2392 WaterMark.exe 87 PID 2392 wrote to memory of 1940 2392 WaterMark.exe 88 PID 2392 wrote to memory of 1940 2392 WaterMark.exe 88 PID 1940 wrote to memory of 1764 1940 iexplore.exe 89 PID 1940 wrote to memory of 1764 1940 iexplore.exe 89 PID 1940 wrote to memory of 1764 1940 iexplore.exe 89 PID 908 wrote to memory of 4144 908 iexplore.exe 90 PID 908 wrote to memory of 4144 908 iexplore.exe 90 PID 908 wrote to memory of 4144 908 iexplore.exe 90
Processes
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f56f756a338e466f4beab48f3e1ec24d.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_f56f756a338e466f4beab48f3e1ec24d.exe"1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:4040 -
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:2392 -
C:\Windows\SysWOW64\svchost.exeC:\Windows\system32\svchost.exe3⤵PID:880
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 880 -s 2044⤵
- Program crash
PID:3188
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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:908 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:908 CREDAT:17410 /prefetch:24⤵
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:4144
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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:1940 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1940 CREDAT:17410 /prefetch:24⤵
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1764
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 420 -p 880 -ip 8801⤵PID:756
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
95KB
MD5f56f756a338e466f4beab48f3e1ec24d
SHA151345b181c907d4014bb966ae3c947dd762807c3
SHA25627267e680d8fc52082d6f9c9fc7a12d8d2a1466052562c969b666c82dd61252e
SHA51299d5f7dd7ebf65fc0f755bc1732e5e09f4e403e1a7d7f498bed195d9b803ad5efe9290d3146bfa58fdcfad407cdfba679ffc23986bb1d63ede2557de4c275e3e
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize471B
MD50ada2095c461df5a751955aa41dd491e
SHA18366c54b31e1ddc8016aa22aab8c83f73c690810
SHA25680cd542688ed3a45669b53243c3f4922d6eb21a34d8dfeebc6c101484d3bac09
SHA512135991affe343d4358bb15a693effa7a6813d6715e555729d2aa04a98555e13fded55d3100a41a92a5beb57c68fbdacb199a3e66407944e37880b28d42d79e7c
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize404B
MD502e6d5bbeeb33b8b1e709d340af75ab1
SHA178ac2f7597e5905d1a2944f15d1548789904dbff
SHA256ced7c9fc73821a7e3a34c0ca3350e3ebad534931b80a113abcb4522e74ffa6a8
SHA512693e2587da1d497ed43d4bc90cac05660140c783a45cc1fadab1b2011dd3fb1652cebc2733e9507a20533cbe12a70deb448c276003cb423534e0825b67a140ba
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C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{80486636-D785-11EF-BEF1-DA67B56E6C1B}.dat
Filesize3KB
MD5b924354ae73268f7cd6ca3c5a469a638
SHA10cfec94d28c495bc9adc6a04ae8026a6ac842a47
SHA2566b95715861db22d51d832f144e4f71bc8c1019aaf60bf9b77a1062e8e4137e09
SHA5129496e2bd0b5abc461243553361f7a12ef4ca14c6ccc88afc6b0d9fca42f712fe6cd133c75dbd10e6482239bbf9cb541aefb00813e213141f653ca9715d48173b
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C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{804AC9BF-D785-11EF-BEF1-DA67B56E6C1B}.dat
Filesize5KB
MD5ce74ab3859783465dbde5073ad8b7a5f
SHA15d8fe7f4de7e8c1dbfdfb8060c00e54e0dcb482e
SHA2567670991d89b61bc5f77148eb18690af764c5f8cee35b14913376d9e94ebff090
SHA5124024a35207b890f5b06b6bd7904a8f53d4b9d3ae5df485a69f988b834b1a7aee879553ef9a712fe0faa599be82b2bc1c4b28f1e6a217501555ba1b054956422c
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Filesize
17KB
MD55a34cb996293fde2cb7a4ac89587393a
SHA13c96c993500690d1a77873cd62bc639b3a10653f
SHA256c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad
SHA512e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee