Analysis Overview
SHA256
f83ceacc2db5a00a91af105fa593e483d251106117f63f8a517f06a4ad229f9e
Threat Level: Known bad
The file 0ff09f374cdab927fcb1745237943c6d_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
Ramnit
Executes dropped EXE
Loads dropped DLL
UPX packed file
Drops file in System32 directory
Drops file in Program Files directory
Program crash
Unsigned PE
Suspicious use of UnmapMainImage
Suspicious use of SetWindowsHookEx
Suspicious use of WriteProcessMemory
Suspicious behavior: EnumeratesProcesses
Suspicious use of FindShellTrayWindow
Suspicious use of AdjustPrivilegeToken
Modifies Internet Explorer settings
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-25 23:33
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-25 23:33
Reported
2024-06-25 23:36
Platform
win7-20240508-en
Max time kernel
117s
Max time network
118s
Command Line
Signatures
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\rundll32mgr.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\rundll32.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | N/A |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\SysWOW64\rundll32mgr.exe | C:\Windows\SysWOW64\rundll32.exe | N/A |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\SysWOW64\rundll32.exe |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\SysWOW64\rundll32mgr.exe |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\0ff09f374cdab927fcb1745237943c6d_JaffaCakes118.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\0ff09f374cdab927fcb1745237943c6d_JaffaCakes118.dll,#1
C:\Windows\SysWOW64\rundll32mgr.exe
C:\Windows\SysWOW64\rundll32mgr.exe
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2116 -s 224
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2408 -s 156
Network
Files
memory/2116-1-0x000000006D140000-0x000000006D15A000-memory.dmp
\Windows\SysWOW64\rundll32mgr.exe
| MD5 | 0e0f0ae845d89c22bb6385f64a6b85fd |
| SHA1 | 0f3f1e7f18ab81572c5ce938d3880d4a5d7100ac |
| SHA256 | 5a5b85c582d5d4b3b912ee6789babebf8ae6d87330d0d33d87274841952899dd |
| SHA512 | baec989a6329a2a60d954e83279fd57ba2000f8ed79e7a02d145bf44a5bffcd9a831c63f4b7d44e40c51e40b1dfbe72c5cebac04d0ce7b2295e3fd191b122350 |
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-25 23:33
Reported
2024-06-25 23:36
Platform
win10v2004-20240508-en
Max time kernel
81s
Max time network
91s
Command Line
Signatures
Ramnit
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\rundll32mgr.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft\WaterMark.exe | N/A |
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\SysWOW64\rundll32mgr.exe | C:\Windows\SysWOW64\rundll32.exe | N/A |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File created | C:\Program Files (x86)\Microsoft\WaterMark.exe | C:\Windows\SysWOW64\rundll32mgr.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Microsoft\WaterMark.exe | C:\Windows\SysWOW64\rundll32mgr.exe | N/A |
| File opened for modification | C:\Program Files (x86)\Microsoft\px4EBC.tmp | C:\Windows\SysWOW64\rundll32mgr.exe | N/A |
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\SysWOW64\rundll32.exe |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Windows\SysWOW64\svchost.exe |
Modifies Internet Explorer settings
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{6488D726-334B-11EF-BA70-F6C903454AA3} = "0" | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\Software\Microsoft\Internet Explorer\GPU | C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\SOFTWARE\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "425520316" | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\AdminActive\{648674EB-334B-11EF-BA70-F6C903454AA3} = "0" | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\Software\Microsoft\Internet Explorer\Main | C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1" | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Set value (data) | \REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "1" | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\SOFTWARE\Microsoft\Internet Explorer\GPU\AdapterInfo = "vendorId=\"0x10de\",deviceID=\"0x8c\",subSysID=\"0x0\",revision=\"0x0\",version=\"10.0.19041.546\"hypervisor=\"No Hypervisor (No SLAT)\"" | C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\Software\Microsoft\Internet Explorer\DomainSuggestion | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\SOFTWARE\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\Software\Microsoft\Internet Explorer\Main | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\SOFTWARE\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\SOFTWARE\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\Software\Microsoft\Internet Explorer\Main | C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Set value (data) | \REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\SOFTWARE\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff3e0000003e000000c4040000a3020000 | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\Software\Microsoft\Internet Explorer\Main | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\SOFTWARE\Microsoft\Internet Explorer\Main\FullScreen = "no" | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files (x86)\Microsoft\WaterMark.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft\WaterMark.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft\WaterMark.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft\WaterMark.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft\WaterMark.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft\WaterMark.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft\WaterMark.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft\WaterMark.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft\WaterMark.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft\WaterMark.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft\WaterMark.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft\WaterMark.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft\WaterMark.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft\WaterMark.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft\WaterMark.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft\WaterMark.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Program Files (x86)\Microsoft\WaterMark.exe | N/A |
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| N/A | N/A | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| N/A | N/A | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| N/A | N/A | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| N/A | N/A | C:\Program Files\Internet Explorer\iexplore.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE | N/A |
| N/A | N/A | C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE | N/A |
| N/A | N/A | C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE | N/A |
| N/A | N/A | C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE | N/A |
| N/A | N/A | C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE | N/A |
| N/A | N/A | C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE | N/A |
Suspicious use of UnmapMainImage
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\rundll32mgr.exe | N/A |
| N/A | N/A | C:\Program Files (x86)\Microsoft\WaterMark.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\0ff09f374cdab927fcb1745237943c6d_JaffaCakes118.dll,#1
C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\0ff09f374cdab927fcb1745237943c6d_JaffaCakes118.dll,#1
C:\Windows\SysWOW64\rundll32mgr.exe
C:\Windows\SysWOW64\rundll32mgr.exe
C:\Program Files (x86)\Microsoft\WaterMark.exe
"C:\Program Files (x86)\Microsoft\WaterMark.exe"
C:\Windows\SysWOW64\svchost.exe
C:\Windows\system32\svchost.exe
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 4956 -ip 4956
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2376 -ip 2376
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 4956 -s 204
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2376 -s 608
C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe"
C:\Program Files\Internet Explorer\iexplore.exe
"C:\Program Files\Internet Explorer\iexplore.exe"
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:4196 CREDAT:17410 /prefetch:2
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE
"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:3984 CREDAT:17410 /prefetch:2
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | api.bing.com | udp |
Files
memory/2376-1-0x000000006D140000-0x000000006D15A000-memory.dmp
C:\Windows\SysWOW64\rundll32mgr.exe
| MD5 | 0e0f0ae845d89c22bb6385f64a6b85fd |
| SHA1 | 0f3f1e7f18ab81572c5ce938d3880d4a5d7100ac |
| SHA256 | 5a5b85c582d5d4b3b912ee6789babebf8ae6d87330d0d33d87274841952899dd |
| SHA512 | baec989a6329a2a60d954e83279fd57ba2000f8ed79e7a02d145bf44a5bffcd9a831c63f4b7d44e40c51e40b1dfbe72c5cebac04d0ce7b2295e3fd191b122350 |
memory/2176-8-0x0000000000400000-0x0000000000421000-memory.dmp
memory/2176-7-0x0000000000400000-0x0000000000421000-memory.dmp
memory/2176-12-0x0000000000400000-0x0000000000421000-memory.dmp
memory/2176-11-0x0000000000400000-0x0000000000421000-memory.dmp
memory/2176-10-0x00000000008B0000-0x00000000008B1000-memory.dmp
memory/2176-6-0x0000000000400000-0x0000000000421000-memory.dmp
memory/2176-5-0x0000000000400000-0x0000000000421000-memory.dmp
memory/2332-25-0x0000000000400000-0x0000000000421000-memory.dmp
memory/2332-24-0x0000000000880000-0x0000000000881000-memory.dmp
memory/2332-30-0x0000000077672000-0x0000000077673000-memory.dmp
memory/2332-29-0x0000000000400000-0x0000000000421000-memory.dmp
memory/4956-28-0x00000000007B0000-0x00000000007B1000-memory.dmp
memory/4956-27-0x00000000007D0000-0x00000000007D1000-memory.dmp
memory/2176-15-0x0000000000400000-0x0000000000421000-memory.dmp
memory/2376-31-0x000000006D140000-0x000000006D15A000-memory.dmp
memory/2332-32-0x0000000000070000-0x0000000000071000-memory.dmp
memory/2332-33-0x0000000077672000-0x0000000077673000-memory.dmp
C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{648674EB-334B-11EF-BA70-F6C903454AA3}.dat
| MD5 | c7b2e0699b6c63cc862eb5b4442bfae5 |
| SHA1 | 1ef4d95f89d742c03d99963a97c9179f7f6e77ea |
| SHA256 | 3b9f9f1e72c2fffb5b0774f07e797ec6485bf2c62b0f29d39d911c9310b89b5d |
| SHA512 | d25cdbebd5b1cb9d595cd11491c781f2828a605373150990785cc8e23a7939e24ff9ff9105fabdb9dd7eb590f0bdd4f726ea6ecfd50949d37ea2618e170fd6c8 |
C:\Users\Admin\AppData\Local\Microsoft\Internet Explorer\Recovery\High\Active\RecoveryStore.{6488D726-334B-11EF-BA70-F6C903454AA3}.dat
| MD5 | 75ec7e6b412a4fc178d4958b17b5902d |
| SHA1 | b03b96b35f00169f1ee1a57910773347ffb49a57 |
| SHA256 | 24494f4610ea8e9197b21583c11c1318b88ef20296863e8aa8b5e24b78cba9c5 |
| SHA512 | 21b710270b7c6e26821c63232dfc0aa97ee008540535eeab2d593e8d1df1be85471b3f8ec9430113d9b14475cc966203df36e777a39eb305e961cf872c825aa3 |
memory/2332-36-0x0000000000400000-0x0000000000421000-memory.dmp