Analysis
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max time kernel
92s -
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
15-01-2025 02:05
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_4a67a69e4358d9c54ede78b128062d3b.exe
Resource
win7-20240903-en
General
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Target
JaffaCakes118_4a67a69e4358d9c54ede78b128062d3b.exe
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Size
123KB
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MD5
4a67a69e4358d9c54ede78b128062d3b
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SHA1
ee134e6e6caf6fbeeb1cdf2383313e104b2695b1
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SHA256
23221a1cce311c0fff74433df449f38b0239c09387550380f13925996b9a0223
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SHA512
299b446921ef0f04bb9bb3b745081e03ebe4cda4d09f09531341a7638b93351278d3989f61358c0fd61a12f6e95adb08ae1942c2aa16fb4fff97773fcaebb720
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SSDEEP
768:e06R0UtgnKqGR7//GPc0LOBhvBrHks3IiyhDYQbGmxlNaM+WGa1wuxnzgOYw9ICW:sR0Zn3Pc0LCH9MtbvabUDzJYWu3B
Malware Config
Signatures
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Ramnit family
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Executes dropped EXE 1 IoCs
pid Process 4292 WaterMark.exe -
resource yara_rule behavioral2/memory/1680-8-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/1680-12-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/1680-11-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/1680-10-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/1680-9-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/1680-3-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/1680-4-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/1680-2-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/4292-27-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/4292-33-0x0000000000400000-0x0000000000449000-memory.dmp upx behavioral2/memory/4292-36-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/4292-39-0x0000000000400000-0x0000000000421000-memory.dmp upx -
Drops file in Program Files directory 3 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\Microsoft\px692A.tmp JaffaCakes118_4a67a69e4358d9c54ede78b128062d3b.exe File created C:\Program Files (x86)\Microsoft\WaterMark.exe JaffaCakes118_4a67a69e4358d9c54ede78b128062d3b.exe File opened for modification C:\Program Files (x86)\Microsoft\WaterMark.exe JaffaCakes118_4a67a69e4358d9c54ede78b128062d3b.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 1644 1236 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 IEXPLORE.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language IEXPLORE.EXE Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language JaffaCakes118_4a67a69e4358d9c54ede78b128062d3b.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language WaterMark.exe -
description ioc Process 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 = "31155954" 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\Main 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 (data) \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff3e0000003e000000c4040000a3020000 iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31155954" 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 = "155202686" 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 IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31155954" 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\Recovery\AdminActive 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\Main\WindowsSearch iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31155954" 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 Set value (int) \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "155358849" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{34C85B53-D2E5-11EF-AF2A-FE5A08828E79} = "0" 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\GPU 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\VersionManager\LastCheckForUpdateLowDateTime = "156921733" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "443671710" 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\Recovery\AdminActive iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{34C39623-D2E5-11EF-AF2A-FE5A08828E79} = "0" 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\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 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\VersionManager 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 (data) \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery 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 = "156921733" 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 Key created \REGISTRY\USER\S-1-5-21-493223053-2004649691-1575712786-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe -
Suspicious behavior: EnumeratesProcesses 16 IoCs
pid Process 4292 WaterMark.exe 4292 WaterMark.exe 4292 WaterMark.exe 4292 WaterMark.exe 4292 WaterMark.exe 4292 WaterMark.exe 4292 WaterMark.exe 4292 WaterMark.exe 4292 WaterMark.exe 4292 WaterMark.exe 4292 WaterMark.exe 4292 WaterMark.exe 4292 WaterMark.exe 4292 WaterMark.exe 4292 WaterMark.exe 4292 WaterMark.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4292 WaterMark.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 4880 iexplore.exe 4760 iexplore.exe -
Suspicious use of SetWindowsHookEx 10 IoCs
pid Process 4880 iexplore.exe 4880 iexplore.exe 4760 iexplore.exe 4760 iexplore.exe 3356 IEXPLORE.EXE 3356 IEXPLORE.EXE 4168 IEXPLORE.EXE 4168 IEXPLORE.EXE 3356 IEXPLORE.EXE 3356 IEXPLORE.EXE -
Suspicious use of UnmapMainImage 2 IoCs
pid Process 1680 JaffaCakes118_4a67a69e4358d9c54ede78b128062d3b.exe 4292 WaterMark.exe -
Suspicious use of WriteProcessMemory 22 IoCs
description pid Process procid_target PID 1680 wrote to memory of 4292 1680 JaffaCakes118_4a67a69e4358d9c54ede78b128062d3b.exe 83 PID 1680 wrote to memory of 4292 1680 JaffaCakes118_4a67a69e4358d9c54ede78b128062d3b.exe 83 PID 1680 wrote to memory of 4292 1680 JaffaCakes118_4a67a69e4358d9c54ede78b128062d3b.exe 83 PID 4292 wrote to memory of 1236 4292 WaterMark.exe 84 PID 4292 wrote to memory of 1236 4292 WaterMark.exe 84 PID 4292 wrote to memory of 1236 4292 WaterMark.exe 84 PID 4292 wrote to memory of 1236 4292 WaterMark.exe 84 PID 4292 wrote to memory of 1236 4292 WaterMark.exe 84 PID 4292 wrote to memory of 1236 4292 WaterMark.exe 84 PID 4292 wrote to memory of 1236 4292 WaterMark.exe 84 PID 4292 wrote to memory of 1236 4292 WaterMark.exe 84 PID 4292 wrote to memory of 1236 4292 WaterMark.exe 84 PID 4292 wrote to memory of 4880 4292 WaterMark.exe 89 PID 4292 wrote to memory of 4880 4292 WaterMark.exe 89 PID 4292 wrote to memory of 4760 4292 WaterMark.exe 90 PID 4292 wrote to memory of 4760 4292 WaterMark.exe 90 PID 4880 wrote to memory of 3356 4880 iexplore.exe 92 PID 4880 wrote to memory of 3356 4880 iexplore.exe 92 PID 4880 wrote to memory of 3356 4880 iexplore.exe 92 PID 4760 wrote to memory of 4168 4760 iexplore.exe 93 PID 4760 wrote to memory of 4168 4760 iexplore.exe 93 PID 4760 wrote to memory of 4168 4760 iexplore.exe 93
Processes
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4a67a69e4358d9c54ede78b128062d3b.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_4a67a69e4358d9c54ede78b128062d3b.exe"1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1680 -
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:4292 -
C:\Windows\SysWOW64\svchost.exeC:\Windows\system32\svchost.exe3⤵PID:1236
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1236 -s 2044⤵
- Program crash
PID:1644
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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:4880 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4880 CREDAT:17410 /prefetch:24⤵
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:3356
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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:4760 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4760 CREDAT:17410 /prefetch:24⤵
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:4168
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1236 -ip 12361⤵PID:3744
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
123KB
MD54a67a69e4358d9c54ede78b128062d3b
SHA1ee134e6e6caf6fbeeb1cdf2383313e104b2695b1
SHA25623221a1cce311c0fff74433df449f38b0239c09387550380f13925996b9a0223
SHA512299b446921ef0f04bb9bb3b745081e03ebe4cda4d09f09531341a7638b93351278d3989f61358c0fd61a12f6e95adb08ae1942c2aa16fb4fff97773fcaebb720
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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
MD5d34e2e69ae10715d77457da4011369b0
SHA1a5cffedd5da1c6ea396cca01abda0b44d4d1d933
SHA25686dbf7518ebfcc9bc8442cb6faadb47d96eb03321fac1e2651741d08d6c1c4b1
SHA512fdde3f3e5cbede4c105c4e1b2cdc51564230a5d7f82524e8fbe10aa9aaef7100647f0634e8d7ab0235eca4447e24e45c045ba24813f4263b5a578d716c451175
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize404B
MD5694ee2fb501e496375fc0986eca40650
SHA1fe6a4fc383356bbfbab85110bc011ec0dc76fc41
SHA256518662a3b7835bcbf54c82eaced4a4e791ad959e349e61a2dbb294dfa72ab9bf
SHA512a04c22b859de0afd32349302d7a23ba262a8fff334620a7602b091e23581976ac0558f4eb576adced58ee8135913e31020e21671ac5fbbaa4a908c001a98c455
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C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{34C39623-D2E5-11EF-AF2A-FE5A08828E79}.dat
Filesize5KB
MD56737667e9d17503b82d95c384a09ff80
SHA1fcd87ed741c1a3ceb38e5625f34f8fa94dce2903
SHA256756d0cc52214bfe127cc39505ce7c7b8543c85a8514630b07dce6b930f896dc4
SHA512bbfea650a7796e62d119353632aa8b142620ebd3bcfcc221fe98fb5e8dba7c2914876d5488bd27f5c90d9e7ce791e22da8e204e97672fe602b4ba155598df2f2
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C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{34C85B53-D2E5-11EF-AF2A-FE5A08828E79}.dat
Filesize3KB
MD5f75588f2263385dc78ea124ebdf85091
SHA1d0467407036b91f810bd29f0757ffb0524a8d7fe
SHA2563bd9e7ec9e52f494fb53caca5deaf1454abe810796f1ba34e2aebc3725a2420c
SHA512a1a9bd709880191926d1e6315a6de2f87f73404ea1243d5dba3b14958d58f7848f1c1abebaf0a9417161c5b02e2a76de70320abc8df3caa6e65ebc85cce284ee
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Filesize
17KB
MD55a34cb996293fde2cb7a4ac89587393a
SHA13c96c993500690d1a77873cd62bc639b3a10653f
SHA256c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad
SHA512e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee