Analysis Overview
SHA256
4ee01f54514aae11d011595f23e50dad0027f43bdd2261be3a758219759d3894
Threat Level: Known bad
The file b3cdd4862673adafc68ed0bf7714a013_JaffaCakes118 was found to be: Known bad.
Malicious Activity Summary
Modifies WinLogon for persistence
Modifies Installed Components in the registry
Adds policy Run key to start application
Executes dropped EXE
Loads dropped DLL
Identifies Wine through registry keys
Themida packer
Modifies WinLogon
Adds Run key to start application
Suspicious use of NtSetInformationThreadHideFromDebugger
AutoIT Executable
Drops file in System32 directory
Drops file in Windows directory
Unsigned PE
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
Runs net.exe
Suspicious use of SetWindowsHookEx
Suspicious behavior: GetForegroundWindowSpam
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-06-16 13:42
Signatures
AutoIT Executable
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-06-16 13:42
Reported
2024-06-16 13:45
Platform
win7-20240611-en
Max time kernel
150s
Max time network
127s
Command Line
Signatures
Modifies WinLogon for persistence
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "Explorer.exe C:\\Windows\\system32\\fservice.exe" | C:\Windows\SysWOW64\fservice.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "Explorer.exe C:\\Windows\\system32\\fservice.exe" | C:\Windows\SysWOW64\fservice.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "Explorer.exe C:\\Windows\\system32\\fservice.exe" | C:\Windows\services.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "Explorer.exe C:\\Windows\\system32\\fservice.exe" | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\TMSERV~1.EXE | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "Explorer.exe C:\\Windows\\system32\\fservice.exe" | C:\Windows\SysWOW64\fservice.exe | N/A |
Adds policy Run key to start application
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run | C:\Windows\SysWOW64\fservice.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\DirectX For Microsoft® Windows = "C:\\Windows\\system32\\fservice.exe" | C:\Windows\SysWOW64\fservice.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run | C:\Windows\services.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\DirectX For Microsoft® Windows = "C:\\Windows\\system32\\fservice.exe" | C:\Windows\services.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\DirectX For Microsoft® Windows = "C:\\Windows\\system32\\fservice.exe" | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\TMSERV~1.EXE | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run | C:\Windows\SysWOW64\fservice.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\DirectX For Microsoft® Windows = "C:\\Windows\\system32\\fservice.exe" | C:\Windows\SysWOW64\fservice.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\DirectX For Microsoft® Windows = "C:\\Windows\\system32\\fservice.exe" | C:\Windows\SysWOW64\fservice.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\TMSERV~1.EXE | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run | C:\Windows\SysWOW64\fservice.exe | N/A |
Modifies Installed Components in the registry
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{5Y99AE78-58TT-11dW-BE53-Y67078979Y} | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\TMSERV~1.EXE | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{5Y99AE78-58TT-11dW-BE53-Y67078979Y}\StubPath = "C:\\Windows\\system\\sservice.exe" | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\TMSERV~1.EXE | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{5Y99AE78-58TT-11dW-BE53-Y67078979Y}\StubPath = "C:\\Windows\\system\\sservice.exe" | C:\Windows\SysWOW64\fservice.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{5Y99AE78-58TT-11dW-BE53-Y67078979Y}\ | C:\Windows\services.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{5Y99AE78-58TT-11dW-BE53-Y67078979Y}\ | C:\Windows\SysWOW64\fservice.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{5Y99AE78-58TT-11dW-BE53-Y67078979Y}\ | C:\Windows\SysWOW64\fservice.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{5Y99AE78-58TT-11dW-BE53-Y67078979Y}\StubPath = "C:\\Windows\\system\\sservice.exe" | C:\Windows\services.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{5Y99AE78-58TT-11dW-BE53-Y67078979Y}\ | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\TMSERV~1.EXE | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{5Y99AE78-58TT-11dW-BE53-Y67078979Y} | C:\Windows\SysWOW64\fservice.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{5Y99AE78-58TT-11dW-BE53-Y67078979Y}\StubPath = "C:\\Windows\\system\\sservice.exe" | C:\Windows\SysWOW64\fservice.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{5Y99AE78-58TT-11dW-BE53-Y67078979Y} | C:\Windows\SysWOW64\fservice.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{5Y99AE78-58TT-11dW-BE53-Y67078979Y} | C:\Windows\SysWOW64\fservice.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{5Y99AE78-58TT-11dW-BE53-Y67078979Y}\ | C:\Windows\SysWOW64\fservice.exe | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Active Setup\Installed Components\{5Y99AE78-58TT-11dW-BE53-Y67078979Y}\StubPath = "C:\\Windows\\system\\sservice.exe" | C:\Windows\SysWOW64\fservice.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Dmar.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\SmartyUninstaller.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\is-GGU8A.tmp\SmartyUninstaller.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\TMSERV~1.EXE | N/A |
| N/A | N/A | C:\Windows\SysWOW64\fservice.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\fservice.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\fservice.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\fservice.exe | N/A |
| N/A | N/A | C:\Windows\services.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\MSURFP~1.EXE | N/A |
Identifies Wine through registry keys
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\SOFTWARE\WINE | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\TMSERV~1.EXE | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Wine | C:\Windows\SysWOW64\fservice.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Wine | C:\Windows\SysWOW64\fservice.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Wine | C:\Windows\SysWOW64\fservice.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\SOFTWARE\WINE | C:\Windows\services.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Wine | C:\Windows\services.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Wine | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\TMSERV~1.EXE | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\SOFTWARE\WINE | C:\Windows\SysWOW64\fservice.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\SOFTWARE\WINE | C:\Windows\SysWOW64\fservice.exe | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-39690363-730359138-1046745555-1000\Software\Wine | C:\Windows\SysWOW64\fservice.exe | N/A |
Loads dropped DLL
Themida packer
| Description | Indicator | Process | Target |
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Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\"" | C:\Users\Admin\AppData\Local\Temp\Dmar.exe | N/A |
Modifies WinLogon
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\ | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\TMSERV~1.EXE | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\ | C:\Windows\SysWOW64\fservice.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\ | C:\Windows\SysWOW64\fservice.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\ | C:\Windows\SysWOW64\fservice.exe | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\ | C:\Windows\services.exe | N/A |
AutoIT Executable
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\SysWOW64\fservice.exe-up.txt | C:\Windows\SysWOW64\fservice.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\fservice.exe | C:\Windows\SysWOW64\fservice.exe | N/A |
| File created | C:\Windows\SysWOW64\fservice.exe-up.txt | C:\Windows\SysWOW64\fservice.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\fservice.exe | C:\Windows\SysWOW64\fservice.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\fservice.exe | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\TMSERV~1.EXE | N/A |
| File created | C:\Windows\SysWOW64\fservice.exe-up.txt | C:\Windows\SysWOW64\fservice.exe | N/A |
| File created | C:\Windows\SysWOW64\fservice.exe | C:\Windows\SysWOW64\fservice.exe | N/A |
| File created | C:\Windows\SysWOW64\fservice.exe | C:\Windows\SysWOW64\fservice.exe | N/A |
| File created | C:\Windows\SysWOW64\fservice.exe | C:\Windows\SysWOW64\fservice.exe | N/A |
| File created | C:\Windows\SysWOW64\winkey.dll | C:\Windows\services.exe | N/A |
| File created | C:\Windows\SysWOW64\fservice.exe | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\TMSERV~1.EXE | N/A |
| File opened for modification | C:\Windows\SysWOW64\fservice.exe | C:\Windows\SysWOW64\fservice.exe | N/A |
| File created | C:\Windows\SysWOW64\fservice.exe | C:\Windows\SysWOW64\fservice.exe | N/A |
| File created | C:\Windows\SysWOW64\fservice.exe-up.txt | C:\Windows\SysWOW64\fservice.exe | N/A |
| File created | C:\Windows\SysWOW64\reginv.dll | C:\Windows\services.exe | N/A |
| File opened for modification | C:\Windows\SysWOW64\fservice.exe | C:\Windows\SysWOW64\fservice.exe | N/A |
| File created | C:\Windows\SysWOW64\fservice.exe | C:\Windows\services.exe | N/A |
Suspicious use of NtSetInformationThreadHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\TMSERV~1.EXE | N/A |
| N/A | N/A | C:\Windows\SysWOW64\fservice.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\fservice.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\fservice.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\fservice.exe | N/A |
| N/A | N/A | C:\Windows\services.exe | N/A |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\system\sservice.exe | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\TMSERV~1.EXE | N/A |
| File opened for modification | C:\Windows\system\sservice.exe | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\TMSERV~1.EXE | N/A |
| File created | C:\Windows\system\sservice.exe | C:\Windows\SysWOW64\fservice.exe | N/A |
| File created | C:\Windows\system\sservice.exe | C:\Windows\services.exe | N/A |
| File created | C:\Windows\services.exe | C:\Windows\SysWOW64\fservice.exe | N/A |
| File created | C:\Windows\services.exe-up.txt | C:\Windows\services.exe | N/A |
| File opened for modification | C:\Windows\system\sservice.exe | C:\Windows\SysWOW64\fservice.exe | N/A |
| File created | C:\Windows\system\sservice.exe | C:\Windows\SysWOW64\fservice.exe | N/A |
| File opened for modification | C:\Windows\system\sservice.exe | C:\Windows\SysWOW64\fservice.exe | N/A |
| File opened for modification | C:\Windows\services.exe | C:\Windows\SysWOW64\fservice.exe | N/A |
| File opened for modification | C:\Windows\system\sservice.exe | C:\Windows\services.exe | N/A |
| File created | C:\Windows\system\sservice.exe | C:\Windows\SysWOW64\fservice.exe | N/A |
| File opened for modification | C:\Windows\system\sservice.exe | C:\Windows\SysWOW64\fservice.exe | N/A |
| File created | C:\Windows\system\sservice.exe | C:\Windows\SysWOW64\fservice.exe | N/A |
| File opened for modification | C:\Windows\system\sservice.exe | C:\Windows\SysWOW64\fservice.exe | N/A |
Enumerates physical storage devices
Runs net.exe
Suspicious behavior: EnumeratesProcesses
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\is-GGU8A.tmp\SmartyUninstaller.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\MSURFP~1.EXE | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\services.exe | N/A |
| N/A | N/A | C:\Windows\services.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\b3cdd4862673adafc68ed0bf7714a013_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\b3cdd4862673adafc68ed0bf7714a013_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\Dmar.exe
C:\Users\Admin\AppData\Local\Temp/Dmar.exe
C:\Users\Admin\AppData\Local\Temp\SmartyUninstaller.exe
C:\Users\Admin\AppData\Local\Temp/SmartyUninstaller.exe
C:\Users\Admin\AppData\Local\Temp\is-GGU8A.tmp\SmartyUninstaller.tmp
"C:\Users\Admin\AppData\Local\Temp\is-GGU8A.tmp\SmartyUninstaller.tmp" /SL5="$90120,4017788,75776,C:\Users\Admin\AppData\Local\Temp\SmartyUninstaller.exe"
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\TMSERV~1.EXE
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\TMSERV~1.EXE
C:\Windows\SysWOW64\fservice.exe
C:\Windows\system32\fservice.exe
C:\Windows\SysWOW64\fservice.exe
C:\Windows\system32\fservice.exe
C:\Windows\SysWOW64\fservice.exe
C:\Windows\system32\fservice.exe
C:\Windows\SysWOW64\fservice.exe
C:\Windows\system32\fservice.exe
C:\Windows\services.exe
C:\Windows\services.exe -XP
C:\Windows\SysWOW64\NET.exe
NET STOP srservice
C:\Windows\SysWOW64\NET.exe
NET STOP navapsvc
C:\Windows\SysWOW64\net1.exe
C:\Windows\system32\net1 STOP srservice
C:\Windows\SysWOW64\net1.exe
C:\Windows\system32\net1 STOP navapsvc
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\MSURFP~1.EXE
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\MSURFP~1.EXE
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | dmar-07.tripod.com | udp |
| US | 209.202.252.105:80 | dmar-07.tripod.com | tcp |
Files
memory/2056-0-0x0000000000400000-0x00000000004B5000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\Dmar.exe
| MD5 | 3938cba9438cd40daab979bd9e81ce88 |
| SHA1 | f9cc27d6bfdd68285699ff027c7cf0bd8199c362 |
| SHA256 | 9e13dde68a74d17cbf34cf7a1d5cd0e0559ce74f81030577448a9bc5e2aec5df |
| SHA512 | ef7fac2a45bf720a0417e0044a63c930edc96f207edfb769abaa89d94b24c1a3c70528b5497a7a28fe1cb66409aaec027a31da686ecd551736383213cda8371b |
memory/2692-21-0x0000000000400000-0x000000000041A000-memory.dmp
memory/2692-24-0x0000000000401000-0x000000000040B000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\SmartyUninstaller.exe
| MD5 | b24fa9644e9c09e9fca780d57653d84b |
| SHA1 | dcecac4282771e3c798cac03b29ee743afc92411 |
| SHA256 | d3e0cee5db0ad8b47ba9ccebe6ff91cbfbeec0b747619862defd3bb1006ec218 |
| SHA512 | 6d721ab0406d8e925c2e5cb46413e35289111c525c0beb4c13b5a13cdd08080e7022c050cb5156928992e6357a47b147b5aefadfe2f056ca6781e831998c1dea |
C:\Users\Admin\AppData\Local\Temp\is-GGU8A.tmp\SmartyUninstaller.tmp
| MD5 | b64bb04bc9af1d71c0a0ed1c4047371a |
| SHA1 | 08ff8492ead3f4e63c5dcd7dd13ba97d62e1984b |
| SHA256 | c7df91a6c0eec837f6b180e116cb251d045279566d57388b7e9ec195bddf30b5 |
| SHA512 | d9359d5c2cdbe8d7ea09d0deb48bf04870acbdc8e3554a4f625a2697e99c3a87a28b558efd56e9cf587398145b83c5e70b9198a9962c94eaff3dd1ce926a5777 |
\Users\Admin\AppData\Local\Temp\IXP000.TMP\TMSERV~1.EXE
| MD5 | f7b512e507d5348a95dc85e67c547afc |
| SHA1 | dd4faf742f47b69748281d9ef45f675c56c69e8f |
| SHA256 | fc376e297a5aa20f056d0f200700e038cb724d32166c74d6a7baea0e5bffb610 |
| SHA512 | 146c75817eaf6763912283369be9a46be895011a2f5d484bc37f6593bb8a111db654c63b6d03a34bbc09280afffccb3ff6bae788ed6bdcb974a40dc01f95ec56 |
memory/2608-45-0x0000000003320000-0x00000000038FA000-memory.dmp
memory/2632-46-0x0000000000400000-0x00000000009DA000-memory.dmp
memory/2632-47-0x0000000001070000-0x000000000164A000-memory.dmp
memory/2608-48-0x0000000003320000-0x00000000038FA000-memory.dmp
\Windows\SysWOW64\fservice.exe
| MD5 | a74d6ec466ca70f058a3d33f68db54c9 |
| SHA1 | ff7460c6dbeccfae9812434589f355c0b69133f6 |
| SHA256 | 8324f4e4c69150687aaa0d76e91c75215b4547fd027c76dff629b522e0cf626d |
| SHA512 | 9daca5564b9fb54f56712476a61bdab15be9c097fa1a45d0270570bde599f2382dfc15503b29c4892a85229b62f5db9db1dd8a65bb13e86cd6cc32ae6a598d8c |
memory/2632-54-0x0000000005D30000-0x000000000630A000-memory.dmp
memory/2632-63-0x0000000005D30000-0x000000000630A000-memory.dmp
memory/1500-64-0x0000000000400000-0x00000000009DA000-memory.dmp
memory/1500-70-0x0000000005B90000-0x000000000616A000-memory.dmp
memory/2804-71-0x0000000001140000-0x000000000171A000-memory.dmp
\Users\Admin\AppData\Local\Temp\is-6AULR.tmp\_isetup\_shfoldr.dll
| MD5 | 92dc6ef532fbb4a5c3201469a5b5eb63 |
| SHA1 | 3e89ff837147c16b4e41c30d6c796374e0b8e62c |
| SHA256 | 9884e9d1b4f8a873ccbd81f8ad0ae257776d2348d027d811a56475e028360d87 |
| SHA512 | 9908e573921d5dbc3454a1c0a6c969ab8a81cc2e8b5385391d46b1a738fb06a76aa3282e0e58d0d2ffa6f27c85668cd5178e1500b8a39b1bbae04366ae6a86d3 |
memory/2804-79-0x0000000000400000-0x00000000009DA000-memory.dmp
memory/2804-84-0x0000000005C30000-0x000000000620A000-memory.dmp
memory/1952-85-0x0000000000400000-0x00000000009DA000-memory.dmp
memory/1952-86-0x00000000011A0000-0x000000000177A000-memory.dmp
memory/1952-91-0x0000000005C90000-0x000000000626A000-memory.dmp
\Windows\SysWOW64\winkey.dll
| MD5 | 43e7d9b875c921ba6be38d45540fb9dd |
| SHA1 | f22a73fc0d4aa3ea6c0b8f61d974b028f308acc4 |
| SHA256 | f1b2b0abe844e6ba812c7f8709a463a7f6c56fa6ac38d376a0739cc3469f795b |
| SHA512 | 2e74e23c0875b69b82319391c392132f28f4eb45aa412805130382498ae48969a06a2b3a7528b626fa7d7ddb6b006f19f0ef8d73cf73cb9a0c0df44a21077622 |
\Windows\SysWOW64\reginv.dll
| MD5 | d4a3f90e159ffbcbc4f9740de4b7f171 |
| SHA1 | 0542f5d1e2c23dca8d90766b3a8537dc3880e5c9 |
| SHA256 | 2200dd5f83d2fb8c5d3994206a4fa9ff34b4cbfe56ed39a9a03c954cf45d8f77 |
| SHA512 | 5493beb50b5f7d8ec52f32718d01696916ae173456005d0c1294ce695161ce5004aff58ee3892bf5db0f9b23720146a6d3ae8ffbcbbd81f84d894fdc8cf75a94 |
memory/1952-115-0x0000000000400000-0x00000000009DA000-memory.dmp
memory/2632-124-0x0000000000400000-0x00000000009DA000-memory.dmp
memory/1500-122-0x0000000000400000-0x00000000009DA000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\MSURFP~1.EXE
| MD5 | d8063aa061c7933f07a060a5c40eaed3 |
| SHA1 | a9e963c294006cc3232ea402c74bfaacf88fa10b |
| SHA256 | 729eb605410cd02af76518f104f607f8fc9ee1251a51e02410d485b44e06e5b3 |
| SHA512 | aec39cdd330b796f6abb09cc3cb22994f5307ecc0bc7e6f3acdc151109cce47539d0092d891a18ad3fe8be803ab28016d7225bd9174e3e993d2cc5d53bf450a3 |
memory/1568-112-0x0000000000400000-0x00000000009DA000-memory.dmp
\Users\Admin\AppData\Local\Temp\nsjAB01.tmp\LangDLL.dll
| MD5 | 8e806ea2e205dc508a2fb5adda3419db |
| SHA1 | 21beab4e309b139fdcca7dd708df8dbbfd2dd5a3 |
| SHA256 | 86a55734b8802051bbbd0e8c9c506d0ca985bc5c99113e99b309469046133937 |
| SHA512 | 6b362bdadd6801ceb6106485015a4ae6d227dc04c1397a730ac8fd44b00649876ee7cbd0d7690b41dcaa8451c94e9f5838daa9fbc21f7306740de89667468cc1 |
memory/2804-119-0x0000000000400000-0x00000000009DA000-memory.dmp
memory/2632-110-0x0000000000400000-0x00000000009DA000-memory.dmp
memory/2664-107-0x0000000000400000-0x00000000004BB000-memory.dmp
memory/2692-106-0x0000000000400000-0x000000000041A000-memory.dmp
\Users\Admin\AppData\Local\Temp\nsjAB01.tmp\System.dll
| MD5 | b9f430f71c7144d8ff4ab94be2785aa6 |
| SHA1 | c5c1e153caff7ad1d221a9acc8bbb831f05ccb05 |
| SHA256 | b496e81a74ce871236abcd096fb9a6b210b456bebaa7464fa844b3241e51a655 |
| SHA512 | c7ce431b6a1493fd7d1fe1b1c823ad22b582c43c8eb2fb6a471c648dd9df9953277c89932c66afd598d43ea36f4a8602e84cd175115266943071cbc8ce204099 |
\Users\Admin\AppData\Local\Temp\nsjAB01.tmp\nsDialogs.dll
| MD5 | 7823fc560926dcd8741de6f0b900083f |
| SHA1 | 93dc0a704bc0b8f90668548e36daf459be0ae10a |
| SHA256 | ca869d6c6752aa4a8a6c874a694b543442992d7e854d0c48a1b60bca01a8c8c6 |
| SHA512 | c79509cd306638ea9badec64ed9f7d0690e46fcab7ac77f25134065b628e76d2812f2d874ea2cc4283685c567b613a39d27b9fc4a6de2d4b9d30131f3161c4e9 |
memory/2940-151-0x0000000000400000-0x00000000009DA000-memory.dmp
memory/2940-155-0x0000000000400000-0x00000000009DA000-memory.dmp
memory/2940-157-0x0000000000400000-0x00000000009DA000-memory.dmp
memory/2940-160-0x0000000000400000-0x00000000009DA000-memory.dmp
memory/2940-163-0x0000000000400000-0x00000000009DA000-memory.dmp
memory/2940-167-0x0000000000400000-0x00000000009DA000-memory.dmp
memory/2940-169-0x0000000000400000-0x00000000009DA000-memory.dmp
memory/2940-172-0x0000000000400000-0x00000000009DA000-memory.dmp
memory/2940-175-0x0000000000400000-0x00000000009DA000-memory.dmp
memory/2940-178-0x0000000000400000-0x00000000009DA000-memory.dmp
memory/2940-181-0x0000000000400000-0x00000000009DA000-memory.dmp
memory/2940-184-0x0000000000400000-0x00000000009DA000-memory.dmp
memory/2940-187-0x0000000000400000-0x00000000009DA000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-06-16 13:42
Reported
2024-06-16 13:45
Platform
win10v2004-20240611-en
Max time kernel
143s
Max time network
124s
Command Line
Signatures
Modifies WinLogon for persistence
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "Explorer.exe C:\\Windows\\system32\\fservice.exe" | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\TMSERV~1.EXE | N/A |
Adds policy Run key to start application
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\TMSERV~1.EXE | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\Explorer\Run\DirectX For Microsoft® Windows = "C:\\Windows\\system32\\fservice.exe" | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\TMSERV~1.EXE | N/A |
Modifies Installed Components in the registry
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{5Y99AE78-58TT-11dW-BE53-Y67078979Y} | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\TMSERV~1.EXE | N/A |
| Key created | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{5Y99AE78-58TT-11dW-BE53-Y67078979Y}\ | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\TMSERV~1.EXE | N/A |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{5Y99AE78-58TT-11dW-BE53-Y67078979Y}\StubPath = "C:\\Windows\\system\\sservice.exe" | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\TMSERV~1.EXE | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Dmar.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\SmartyUninstaller.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\is-C0MDV.tmp\SmartyUninstaller.tmp | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\TMSERV~1.EXE | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\MSURFP~1.EXE | N/A |
Identifies Wine through registry keys
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\USER\S-1-5-21-2447855248-390457009-3660902674-1000\SOFTWARE\WINE | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\TMSERV~1.EXE | N/A |
| Key opened | \REGISTRY\USER\S-1-5-21-2447855248-390457009-3660902674-1000\Software\Wine | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\TMSERV~1.EXE | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\MSURFP~1.EXE | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\MSURFP~1.EXE | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\MSURFP~1.EXE | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\MSURFP~1.EXE | N/A |
Themida packer
| 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 |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\RunOnce\wextract_cleanup0 = "rundll32.exe C:\\Windows\\system32\\advpack.dll,DelNodeRunDLL32 \"C:\\Users\\Admin\\AppData\\Local\\Temp\\IXP000.TMP\\\"" | C:\Users\Admin\AppData\Local\Temp\Dmar.exe | N/A |
Modifies WinLogon
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows NT\CurrentVersion\Winlogon\ | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\TMSERV~1.EXE | N/A |
AutoIT Executable
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\SysWOW64\fservice.exe | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\TMSERV~1.EXE | N/A |
| File opened for modification | C:\Windows\SysWOW64\fservice.exe | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\TMSERV~1.EXE | N/A |
Suspicious use of NtSetInformationThreadHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\TMSERV~1.EXE | N/A |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File created | C:\Windows\system\sservice.exe | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\TMSERV~1.EXE | N/A |
| File opened for modification | C:\Windows\system\sservice.exe | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\TMSERV~1.EXE | N/A |
Enumerates physical storage devices
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\TMSERV~1.EXE | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\TMSERV~1.EXE | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\b3cdd4862673adafc68ed0bf7714a013_JaffaCakes118.exe
"C:\Users\Admin\AppData\Local\Temp\b3cdd4862673adafc68ed0bf7714a013_JaffaCakes118.exe"
C:\Users\Admin\AppData\Local\Temp\Dmar.exe
C:\Users\Admin\AppData\Local\Temp/Dmar.exe
C:\Users\Admin\AppData\Local\Temp\SmartyUninstaller.exe
C:\Users\Admin\AppData\Local\Temp/SmartyUninstaller.exe
C:\Users\Admin\AppData\Local\Temp\is-C0MDV.tmp\SmartyUninstaller.tmp
"C:\Users\Admin\AppData\Local\Temp\is-C0MDV.tmp\SmartyUninstaller.tmp" /SL5="$501C8,4017788,75776,C:\Users\Admin\AppData\Local\Temp\SmartyUninstaller.exe"
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\TMSERV~1.EXE
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\TMSERV~1.EXE
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\MSURFP~1.EXE
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\MSURFP~1.EXE
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 72.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 55.36.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 103.169.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.204.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 92.12.20.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 203.107.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 22.236.111.52.in-addr.arpa | udp |
Files
memory/1644-0-0x0000000000400000-0x00000000004B5000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\aut345E.tmp
| MD5 | 3938cba9438cd40daab979bd9e81ce88 |
| SHA1 | f9cc27d6bfdd68285699ff027c7cf0bd8199c362 |
| SHA256 | 9e13dde68a74d17cbf34cf7a1d5cd0e0559ce74f81030577448a9bc5e2aec5df |
| SHA512 | ef7fac2a45bf720a0417e0044a63c930edc96f207edfb769abaa89d94b24c1a3c70528b5497a7a28fe1cb66409aaec027a31da686ecd551736383213cda8371b |
C:\Users\Admin\AppData\Local\Temp\SmartyUninstaller.exe
| MD5 | b24fa9644e9c09e9fca780d57653d84b |
| SHA1 | dcecac4282771e3c798cac03b29ee743afc92411 |
| SHA256 | d3e0cee5db0ad8b47ba9ccebe6ff91cbfbeec0b747619862defd3bb1006ec218 |
| SHA512 | 6d721ab0406d8e925c2e5cb46413e35289111c525c0beb4c13b5a13cdd08080e7022c050cb5156928992e6357a47b147b5aefadfe2f056ca6781e831998c1dea |
memory/776-23-0x0000000000401000-0x000000000040B000-memory.dmp
memory/776-20-0x0000000000400000-0x000000000041A000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\is-C0MDV.tmp\SmartyUninstaller.tmp
| MD5 | b64bb04bc9af1d71c0a0ed1c4047371a |
| SHA1 | 08ff8492ead3f4e63c5dcd7dd13ba97d62e1984b |
| SHA256 | c7df91a6c0eec837f6b180e116cb251d045279566d57388b7e9ec195bddf30b5 |
| SHA512 | d9359d5c2cdbe8d7ea09d0deb48bf04870acbdc8e3554a4f625a2697e99c3a87a28b558efd56e9cf587398145b83c5e70b9198a9962c94eaff3dd1ce926a5777 |
memory/4316-29-0x0000000000400000-0x00000000004BB000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\TMSERV~1.EXE
| MD5 | f7b512e507d5348a95dc85e67c547afc |
| SHA1 | dd4faf742f47b69748281d9ef45f675c56c69e8f |
| SHA256 | fc376e297a5aa20f056d0f200700e038cb724d32166c74d6a7baea0e5bffb610 |
| SHA512 | 146c75817eaf6763912283369be9a46be895011a2f5d484bc37f6593bb8a111db654c63b6d03a34bbc09280afffccb3ff6bae788ed6bdcb974a40dc01f95ec56 |
memory/2984-35-0x0000000000400000-0x00000000009DA000-memory.dmp
memory/2984-36-0x0000000000400000-0x00000000009DA000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\IXP000.TMP\MSURFP~1.EXE
| MD5 | d8063aa061c7933f07a060a5c40eaed3 |
| SHA1 | a9e963c294006cc3232ea402c74bfaacf88fa10b |
| SHA256 | 729eb605410cd02af76518f104f607f8fc9ee1251a51e02410d485b44e06e5b3 |
| SHA512 | aec39cdd330b796f6abb09cc3cb22994f5307ecc0bc7e6f3acdc151109cce47539d0092d891a18ad3fe8be803ab28016d7225bd9174e3e993d2cc5d53bf450a3 |
C:\Users\Admin\AppData\Local\Temp\nsh3EB1.tmp\LangDLL.dll
| MD5 | 8e806ea2e205dc508a2fb5adda3419db |
| SHA1 | 21beab4e309b139fdcca7dd708df8dbbfd2dd5a3 |
| SHA256 | 86a55734b8802051bbbd0e8c9c506d0ca985bc5c99113e99b309469046133937 |
| SHA512 | 6b362bdadd6801ceb6106485015a4ae6d227dc04c1397a730ac8fd44b00649876ee7cbd0d7690b41dcaa8451c94e9f5838daa9fbc21f7306740de89667468cc1 |
C:\Users\Admin\AppData\Local\Temp\nsh3EB1.tmp\System.dll
| MD5 | b9f430f71c7144d8ff4ab94be2785aa6 |
| SHA1 | c5c1e153caff7ad1d221a9acc8bbb831f05ccb05 |
| SHA256 | b496e81a74ce871236abcd096fb9a6b210b456bebaa7464fa844b3241e51a655 |
| SHA512 | c7ce431b6a1493fd7d1fe1b1c823ad22b582c43c8eb2fb6a471c648dd9df9953277c89932c66afd598d43ea36f4a8602e84cd175115266943071cbc8ce204099 |
C:\Users\Admin\AppData\Local\Temp\nsh3EB1.tmp\nsDialogs.dll
| MD5 | 7823fc560926dcd8741de6f0b900083f |
| SHA1 | 93dc0a704bc0b8f90668548e36daf459be0ae10a |
| SHA256 | ca869d6c6752aa4a8a6c874a694b543442992d7e854d0c48a1b60bca01a8c8c6 |
| SHA512 | c79509cd306638ea9badec64ed9f7d0690e46fcab7ac77f25134065b628e76d2812f2d874ea2cc4283685c567b613a39d27b9fc4a6de2d4b9d30131f3161c4e9 |
memory/776-61-0x0000000000400000-0x000000000041A000-memory.dmp
memory/4316-62-0x0000000000400000-0x00000000004BB000-memory.dmp
memory/4316-69-0x0000000000400000-0x00000000004BB000-memory.dmp