Analysis
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max time kernel
148s -
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 12:01
Static task
static1
Behavioral task
behavioral1
Sample
JaffaCakes118_565b0b835572ec055fc43fa74d37a729.exe
Resource
win7-20240903-en
General
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Target
JaffaCakes118_565b0b835572ec055fc43fa74d37a729.exe
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Size
95KB
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MD5
565b0b835572ec055fc43fa74d37a729
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SHA1
07262b68a7d071bca9c439d5d74bee95a9d9a118
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SHA256
27cb09f098609b05b298e4e6343e62622d5fa1bcbc27435f3875fbe9ca888887
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SHA512
1f5dccc8cbd9ab319de8c49a942371afddc8392dc45c9392aca9212433625ccd3aa3c5a18c6b88c2096b11ecf5767ed3135770bc294701dd243e207be89b0800
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SSDEEP
768:006R0UKzOgnKqGR7//GPc0LOBhvBrHks3IiyhDYQbGmxlNaM+WGa1wuxnzgOYw9Y:qR0vxn3Pc0LCH9MtbvabUDzJYWu3B
Malware Config
Signatures
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Ramnit family
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Executes dropped EXE 1 IoCs
pid Process 4084 WaterMark.exe -
resource yara_rule behavioral2/memory/3788-3-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/3788-11-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/3788-10-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/3788-6-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/3788-5-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/3788-9-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/3788-4-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/4084-24-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/4084-33-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/4084-36-0x0000000000400000-0x0000000000421000-memory.dmp upx -
Drops file in Program Files directory 3 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\Microsoft\WaterMark.exe JaffaCakes118_565b0b835572ec055fc43fa74d37a729.exe File opened for modification C:\Program Files (x86)\Microsoft\pxF09A.tmp JaffaCakes118_565b0b835572ec055fc43fa74d37a729.exe File created C:\Program Files (x86)\Microsoft\WaterMark.exe JaffaCakes118_565b0b835572ec055fc43fa74d37a729.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 3488 740 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_565b0b835572ec055fc43fa74d37a729.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language WaterMark.exe -
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{86469336-D338-11EF-BDBF-DA61A5E71E4E} = "0" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\VersionManager iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1523834993" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1522429172" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (str) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\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 (str) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31156037" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1523834993" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff3e0000003e000000c4040000a3020000 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31156037" IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\VersionManager iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31156037" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "443707495" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\GPU IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateLowDateTime = "1522429172" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{86442FC1-D338-11EF-BDBF-DA61A5E71E4E} = "0" iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\Software\Microsoft\Internet Explorer\VersionManager IEXPLORE.EXE Set value (int) \REGISTRY\USER\S-1-5-21-2045521122-590294423-3465680274-1000\SOFTWARE\Microsoft\Internet Explorer\VersionManager\LastCheckForUpdateHighDateTime = "31156037" IEXPLORE.EXE -
Suspicious behavior: EnumeratesProcesses 16 IoCs
pid Process 4084 WaterMark.exe 4084 WaterMark.exe 4084 WaterMark.exe 4084 WaterMark.exe 4084 WaterMark.exe 4084 WaterMark.exe 4084 WaterMark.exe 4084 WaterMark.exe 4084 WaterMark.exe 4084 WaterMark.exe 4084 WaterMark.exe 4084 WaterMark.exe 4084 WaterMark.exe 4084 WaterMark.exe 4084 WaterMark.exe 4084 WaterMark.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
description pid Process Token: SeDebugPrivilege 4084 WaterMark.exe -
Suspicious use of FindShellTrayWindow 2 IoCs
pid Process 2524 iexplore.exe 628 iexplore.exe -
Suspicious use of SetWindowsHookEx 10 IoCs
pid Process 628 iexplore.exe 628 iexplore.exe 2524 iexplore.exe 2524 iexplore.exe 1836 IEXPLORE.EXE 1836 IEXPLORE.EXE 4108 IEXPLORE.EXE 4108 IEXPLORE.EXE 1836 IEXPLORE.EXE 1836 IEXPLORE.EXE -
Suspicious use of UnmapMainImage 2 IoCs
pid Process 3788 JaffaCakes118_565b0b835572ec055fc43fa74d37a729.exe 4084 WaterMark.exe -
Suspicious use of WriteProcessMemory 22 IoCs
description pid Process procid_target PID 3788 wrote to memory of 4084 3788 JaffaCakes118_565b0b835572ec055fc43fa74d37a729.exe 83 PID 3788 wrote to memory of 4084 3788 JaffaCakes118_565b0b835572ec055fc43fa74d37a729.exe 83 PID 3788 wrote to memory of 4084 3788 JaffaCakes118_565b0b835572ec055fc43fa74d37a729.exe 83 PID 4084 wrote to memory of 740 4084 WaterMark.exe 84 PID 4084 wrote to memory of 740 4084 WaterMark.exe 84 PID 4084 wrote to memory of 740 4084 WaterMark.exe 84 PID 4084 wrote to memory of 740 4084 WaterMark.exe 84 PID 4084 wrote to memory of 740 4084 WaterMark.exe 84 PID 4084 wrote to memory of 740 4084 WaterMark.exe 84 PID 4084 wrote to memory of 740 4084 WaterMark.exe 84 PID 4084 wrote to memory of 740 4084 WaterMark.exe 84 PID 4084 wrote to memory of 740 4084 WaterMark.exe 84 PID 4084 wrote to memory of 2524 4084 WaterMark.exe 89 PID 4084 wrote to memory of 2524 4084 WaterMark.exe 89 PID 4084 wrote to memory of 628 4084 WaterMark.exe 90 PID 4084 wrote to memory of 628 4084 WaterMark.exe 90 PID 2524 wrote to memory of 1836 2524 iexplore.exe 92 PID 2524 wrote to memory of 1836 2524 iexplore.exe 92 PID 2524 wrote to memory of 1836 2524 iexplore.exe 92 PID 628 wrote to memory of 4108 628 iexplore.exe 93 PID 628 wrote to memory of 4108 628 iexplore.exe 93 PID 628 wrote to memory of 4108 628 iexplore.exe 93
Processes
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C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_565b0b835572ec055fc43fa74d37a729.exe"C:\Users\Admin\AppData\Local\Temp\JaffaCakes118_565b0b835572ec055fc43fa74d37a729.exe"1⤵
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:3788 -
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:4084 -
C:\Windows\SysWOW64\svchost.exeC:\Windows\system32\svchost.exe3⤵PID:740
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 740 -s 2044⤵
- Program crash
PID:3488
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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:2524 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:2524 CREDAT:17410 /prefetch:24⤵
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1836
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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:628 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:628 CREDAT:17410 /prefetch:24⤵
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:4108
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 404 -p 740 -ip 7401⤵PID:3812
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
95KB
MD5565b0b835572ec055fc43fa74d37a729
SHA107262b68a7d071bca9c439d5d74bee95a9d9a118
SHA25627cb09f098609b05b298e4e6343e62622d5fa1bcbc27435f3875fbe9ca888887
SHA5121f5dccc8cbd9ab319de8c49a942371afddc8392dc45c9392aca9212433625ccd3aa3c5a18c6b88c2096b11ecf5767ed3135770bc294701dd243e207be89b0800
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize471B
MD59e22a9c34466faf7bc9cf642444b3f30
SHA10ac45262532cce40083cc9049fb12d4efb06c01f
SHA25657569469879a3144b391cf9def258ad9ef29d7fd1d3d70a28cfb506443d7a119
SHA512c60649fb0ecdd14c9a6d8f9ea7ac4356b24a5e1a238705bbc8294b72ea2fda21965af200746ae20dd5f45e386fc30e2189de6007e08ff3d7ec72b8dfc39435fe
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize404B
MD5476424b72c1bc8c32a56e6abe35a04f4
SHA1224d4cade03aee1077d8149fabe4c067a636094b
SHA256df45804f2f971bd1e0dc251bfe556120948efb92f27df8ed7ffa2e72c1f52248
SHA512635ed219c501aa32d84bd7a06f6b0ec7b5543940ddbe221cb1fdd05c399681073515706137aaa4de4f8189daa5e18d44a17e99fa5fee06003b3a7043b4da8f58
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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\7423F88C7F265F0DEFC08EA88C3BDE45_AA1E8580D4EBC816148CE81268683776
Filesize404B
MD589c2aa233efe38ccb2bf9fece5a08631
SHA130d4a1d8a4627a1691c798035f28855a3063b3bf
SHA256bf4adb17b4a44928d6fb4706287175a3e65152743e67e11ce65ea122f2e59177
SHA512ce46b98847c1e44d189af6d9e89aa185e2445fcda4ac723c430b9f65e3839cf5590aa29d8bd21eff567f235236fde0a8c2247942ba93a6886906d3b95b0d285d
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C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{86442FC1-D338-11EF-BDBF-DA61A5E71E4E}.dat
Filesize5KB
MD5a73eb561fc1682112a70187017b697dc
SHA163d58b4d80123a0fd2bcc06c9c0b56be822385d6
SHA2561959ee41ea5d63b68152025a4689843b2cc126184ea4ab23da191baf0be5cfaf
SHA512ceb930ae4538a039a1666f957c716ac79642967f49cc9e77917cd2b433322e9906e6a2cc78dba24fd246314a522b6b616cd50b4190960f51fa6fad281004ad9f
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C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{86469336-D338-11EF-BDBF-DA61A5E71E4E}.dat
Filesize3KB
MD5963d13414e536a889e9d10e9cf67feba
SHA1198ad4db981e3843e1528d57c0d6e5d8c53dd515
SHA256af9fd725fe16272b11ffa1a0a3ffa4ada8a39cee7602cead22de357ef623a704
SHA512d74603b32e9576ffa8790af66c57e435972e91f160b68ce591300068816aa1bc66ae24d8b8d6dae835dfcd373fa03eed160868083122dd48f6db4741406bc0d6
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Filesize
17KB
MD55a34cb996293fde2cb7a4ac89587393a
SHA13c96c993500690d1a77873cd62bc639b3a10653f
SHA256c6a5377cbc07eece33790cfc70572e12c7a48ad8296be25c0cc805a1f384dbad
SHA512e1b7d0107733f81937415104e70f68b1be6fd0ca65dccf4ff72637943d44278d3a77f704aedff59d2dbc0d56a609b2590c8ec0dd6bc48ab30f1dad0c07a0a3ee