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
16-01-2025 22:54
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_83faa932776941d39b8fa3962b6b3264.exe
Resource
win7-20240903-en
General
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Target
JaffaCakes118_83faa932776941d39b8fa3962b6b3264.exe
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Size
92KB
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MD5
83faa932776941d39b8fa3962b6b3264
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SHA1
37726030a9d3c8892eaa453aeb2e15328c32e82e
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SHA256
118807737126b745c34c2ed098e322d368116dd83c8354a8742185eabb521e9d
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SHA512
5ff2dc5f4a430a6dab617a59028699586f4e77cc535d0b19fbf1a0efd5b01ff87148f510d7e0578b064a8513d31a9cb047c93e29fcdf032464b6f33334c106b9
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SSDEEP
1536:QVZnxm6MG9xgfrvEaoiT/GyphjXDYjKwttoswRmhApE:gnxwgxgfR/DVG7wBpE
Malware Config
Signatures
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Ramnit family
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Executes dropped EXE 1 IoCs
pid Process 2304 WaterMark.exe -
resource yara_rule behavioral2/memory/3172-11-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/3172-12-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/2304-23-0x0000000000400000-0x0000000000443000-memory.dmp upx behavioral2/memory/2304-31-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/2304-30-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/3172-9-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/3172-7-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/3172-5-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/3172-4-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/3172-3-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/2304-36-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/2304-39-0x0000000000400000-0x0000000000421000-memory.dmp upx -
Drops file in Program Files directory 3 IoCs
description ioc Process File created C:\Program Files (x86)\Microsoft\WaterMark.exe JaffaCakes118_83faa932776941d39b8fa3962b6b3264.exe File opened for modification C:\Program Files (x86)\Microsoft\WaterMark.exe JaffaCakes118_83faa932776941d39b8fa3962b6b3264.exe File opened for modification C:\Program Files (x86)\Microsoft\pxAEAF.tmp JaffaCakes118_83faa932776941d39b8fa3962b6b3264.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 4308 1432 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 JaffaCakes118_83faa932776941d39b8fa3962b6b3264.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 Key created \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31156574" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1232339928" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31156574" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31156574" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff3e0000003e000000c4040000a3020000 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1234995898" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{750F3C63-D551-11EF-B9D5-D2BD7E71DA05} = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Internet Explorer\VersionManager iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31156574" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\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-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Internet Explorer\VersionManager iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1232339928" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Internet Explorer\GPU IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "443938105" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1234995898" IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{75140172-D551-11EF-B9D5-D2BD7E71DA05} = "0" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe -
Suspicious behavior: EnumeratesProcesses 16 IoCs
pid Process 2304 WaterMark.exe 2304 WaterMark.exe 2304 WaterMark.exe 2304 WaterMark.exe 2304 WaterMark.exe 2304 WaterMark.exe 2304 WaterMark.exe 2304 WaterMark.exe 2304 WaterMark.exe 2304 WaterMark.exe 2304 WaterMark.exe 2304 WaterMark.exe 2304 WaterMark.exe 2304 WaterMark.exe 2304 WaterMark.exe 2304 WaterMark.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 2304 WaterMark.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 1452 iexplore.exe 720 iexplore.exe -
Suspicious use of SetWindowsHookEx 10 IoCs
pid Process 720 iexplore.exe 720 iexplore.exe 1452 iexplore.exe 1452 iexplore.exe 4852 IEXPLORE.EXE 4852 IEXPLORE.EXE 4000 IEXPLORE.EXE 4000 IEXPLORE.EXE 4852 IEXPLORE.EXE 4852 IEXPLORE.EXE -
Suspicious use of UnmapMainImage 2 IoCs
pid Process 3172 JaffaCakes118_83faa932776941d39b8fa3962b6b3264.exe 2304 WaterMark.exe -
Suspicious use of WriteProcessMemory 22 IoCs
description pid Process procid_target PID 3172 wrote to memory of 2304 3172 JaffaCakes118_83faa932776941d39b8fa3962b6b3264.exe 82 PID 3172 wrote to memory of 2304 3172 JaffaCakes118_83faa932776941d39b8fa3962b6b3264.exe 82 PID 3172 wrote to memory of 2304 3172 JaffaCakes118_83faa932776941d39b8fa3962b6b3264.exe 82 PID 2304 wrote to memory of 1432 2304 WaterMark.exe 83 PID 2304 wrote to memory of 1432 2304 WaterMark.exe 83 PID 2304 wrote to memory of 1432 2304 WaterMark.exe 83 PID 2304 wrote to memory of 1432 2304 WaterMark.exe 83 PID 2304 wrote to memory of 1432 2304 WaterMark.exe 83 PID 2304 wrote to memory of 1432 2304 WaterMark.exe 83 PID 2304 wrote to memory of 1432 2304 WaterMark.exe 83 PID 2304 wrote to memory of 1432 2304 WaterMark.exe 83 PID 2304 wrote to memory of 1432 2304 WaterMark.exe 83 PID 2304 wrote to memory of 1452 2304 WaterMark.exe 87 PID 2304 wrote to memory of 1452 2304 WaterMark.exe 87 PID 2304 wrote to memory of 720 2304 WaterMark.exe 88 PID 2304 wrote to memory of 720 2304 WaterMark.exe 88 PID 720 wrote to memory of 4000 720 iexplore.exe 90 PID 720 wrote to memory of 4000 720 iexplore.exe 90 PID 720 wrote to memory of 4000 720 iexplore.exe 90 PID 1452 wrote to memory of 4852 1452 iexplore.exe 89 PID 1452 wrote to memory of 4852 1452 iexplore.exe 89 PID 1452 wrote to memory of 4852 1452 iexplore.exe 89
Processes
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_83faa932776941d39b8fa3962b6b3264.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_83faa932776941d39b8fa3962b6b3264.exe"1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3172 -
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:2304 -
C:\Windows\SysWOW64\svchost.exeC:\Windows\system32\svchost.exe3⤵PID:1432
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1432 -s 2044⤵
- Program crash
PID:4308
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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:1452 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1452 CREDAT:17410 /prefetch:24⤵
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:4852
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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:720 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:720 CREDAT:17410 /prefetch:24⤵
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:4000
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 1432 -ip 14321⤵PID:448
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
92KB
MD583faa932776941d39b8fa3962b6b3264
SHA137726030a9d3c8892eaa453aeb2e15328c32e82e
SHA256118807737126b745c34c2ed098e322d368116dd83c8354a8742185eabb521e9d
SHA5125ff2dc5f4a430a6dab617a59028699586f4e77cc535d0b19fbf1a0efd5b01ff87148f510d7e0578b064a8513d31a9cb047c93e29fcdf032464b6f33334c106b9
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize471B
MD537827a5b375c40c1d7c482099e06c5bb
SHA148a43de39625e410113ec4d2d3e355535c7163a9
SHA256ffbd974e64098b8a4b5abe5633fe019780fb5eb4fb52418810fbbdc50084ef51
SHA512e14bdded02c844462222ce326d91cfc2403f2fb164911a7b1401cb5dcb29c804383cf554304a5ea8465d743ef2f0fa78e6cba3f064dad02cd00076c1ac5f843e
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize404B
MD59bab014dbdbd1b0b18c983b5f9c94374
SHA1aae9cb4979f6b99abda6829c20d2ccc93b038709
SHA256cb275d138c38f5c07fea5d384931eeda829d5caa833fae46ccfeb6109c47b5aa
SHA512cb9e8304f300e6d7a46c68c649d7aa30ad0f4d62534ca249c9c07707746f0c2304a134bef3f0d0d934bffa3a42aba9b422136ad8d0695c9a6e24f0e6866fd0c3
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize404B
MD55cc15b8942278738502009b8c2db277c
SHA1ffc1ef927e4e0bdece1259564db17c96fb2b689f
SHA2562f8c1f29dd0c7af4a60f7a4ec5043d91b2e4192aaebbdac79e64c63ac381c003
SHA51261824174f5390da3ed8eee30fa15a62e66921f7716e0e8babe67d9255fa9488e77efe722422a697f97a96550c2101bda98cc24895e15a2897fef08e036de5daa
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C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{750F3C63-D551-11EF-B9D5-D2BD7E71DA05}.dat
Filesize5KB
MD58c982ac229dabf8f4bd3a650bb858714
SHA16e3b11a3e1135781131d743570cef1bbdb72bc40
SHA256623aa4bcd0fe79bb38814c2a1cec33738c84eb0c2ee34b8b1b11e8cde277ca27
SHA5127e43e830e1709992191fd0fffff05085a6a3361a481602aec54fe9636c932a9bcf8ce183d05f6ec66c5badd07ee1511c3d98e600a625746bcc65dff54fb347cc
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C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{75140172-D551-11EF-B9D5-D2BD7E71DA05}.dat
Filesize3KB
MD5a5747b629b85a660190eeb0dc2f5cd11
SHA11edf9d8943bf2c4d656755feee9ebb1b0b29cf46
SHA2564feedb1d67951a082a36feb347a16c66ccd43e9f7c21536ed69ac3c1ccfad573
SHA512d07bd37e636bf6627b5b2be8fb0a1cf25a56c476fbd056b92f11abda05baaef257825ad7deca151dd24f8a4ac6a26d91d7bd2300e85b65524c4a1a1c42a4dd3e
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Filesize
17KB
MD55a34cb996293fde2cb7a4ac89587393a
SHA13c96c993500690d1a77873cd62bc639b3a10653f
SHA256c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad
SHA512e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee