floxif | 29254e947fb0a8c436557c9eab354e34d16555733a59beb582b134ea24d274af

System Information Discovery

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Control Panel\International\Geo\Nation	29254e947fb0a8c436557c9eab354e34d16555733a59beb582b134ea24d274afN.exe

Loads dropped DLL 6 IoCs

pid	Process
1248	29254e947fb0a8c436557c9eab354e34d16555733a59beb582b134ea24d274afN.exe
2580	regsvr32.exe
2708	regsvr32.exe
4732	regsvr32.exe
4968	regsvr32.exe
5052	regsvr32.exe

Reads user/profile data of web browsers 3 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

Credentials from Web Browsers
T1555.003

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\IDMan = "C:\\Users\\Admin\\AppData\\Local\\Temp\\29254e947fb0a8c436557c9eab354e34d16555733a59beb582b134ea24d274afN.exe /onboot"	29254e947fb0a8c436557c9eab354e34d16555733a59beb582b134ea24d274afN.exe

Enumerates connected drives 3 TTPs 1 IoCs

Attempts to read the root path of hard drives other than the default C: drive.

Query Registry

Peripheral Device Discovery

T1120

System Information Discovery

description	ioc	Process
File opened (read-only)	\??\e:	29254e947fb0a8c436557c9eab354e34d16555733a59beb582b134ea24d274afN.exe

Installs/modifies Browser Helper Object 2 TTPs 8 IoCs

BHOs are DLL modules which act as plugins for Internet Explorer.

stealer adware

Modify Registry

Browser Extensions

T1176

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects	29254e947fb0a8c436557c9eab354e34d16555733a59beb582b134ea24d274afN.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{0055C089-8582-441B-A0BF-17B458C2A3A8}	29254e947fb0a8c436557c9eab354e34d16555733a59beb582b134ea24d274afN.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{0055C089-8582-441B-A0BF-17B458C2A3A8}\ = "IDM Helper"	29254e947fb0a8c436557c9eab354e34d16555733a59beb582b134ea24d274afN.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{0055C089-8582-441B-A0BF-17B458C2A3A8}\NoExplorer = "1"	29254e947fb0a8c436557c9eab354e34d16555733a59beb582b134ea24d274afN.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects	29254e947fb0a8c436557c9eab354e34d16555733a59beb582b134ea24d274afN.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{0055C089-8582-441B-A0BF-17B458C2A3A8}	29254e947fb0a8c436557c9eab354e34d16555733a59beb582b134ea24d274afN.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{0055C089-8582-441B-A0BF-17B458C2A3A8}\ = "IDM Helper"	29254e947fb0a8c436557c9eab354e34d16555733a59beb582b134ea24d274afN.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{0055C089-8582-441B-A0BF-17B458C2A3A8}\NoExplorer = "1"	29254e947fb0a8c436557c9eab354e34d16555733a59beb582b134ea24d274afN.exe

UPX packed file 16 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/files/0x000c000000023b8c-1.dat	upx
behavioral2/memory/1248-3-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/2580-14-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/2580-16-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/1248-17-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/1248-415-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/2708-421-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/2708-424-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/4732-425-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/4732-427-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/4968-429-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/5052-433-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/4968-432-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/5052-434-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/1248-446-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/1248-2589-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\System\symsrv.dll	29254e947fb0a8c436557c9eab354e34d16555733a59beb582b134ea24d274afN.exe
File created	\??\c:\program files\common files\system\symsrv.dll.000	29254e947fb0a8c436557c9eab354e34d16555733a59beb582b134ea24d274afN.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

System Location Discovery: System Language Discovery 1 TTPs 6 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	regsvr32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	regsvr32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	29254e947fb0a8c436557c9eab354e34d16555733a59beb582b134ea24d274afN.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	regsvr32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	regsvr32.exe
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	regsvr32.exe

Checks processor information in registry 2 TTPs 8 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

System Information Discovery

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Update Signature	firefox.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\Update Revision	firefox.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\VendorIdentifier	firefox.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	firefox.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~Mhz	firefox.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~Mhz	firefox.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	firefox.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	firefox.exe

Modifies Internet Explorer settings 1 TTPs 22 IoCs

adware spyware

Modify Registry

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Internet Explorer\Low Rights\DragDrop	29254e947fb0a8c436557c9eab354e34d16555733a59beb582b134ea24d274afN.exe
Key created	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\MenuExt\Download with IDM	29254e947fb0a8c436557c9eab354e34d16555733a59beb582b134ea24d274afN.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\MenuExt\Download with IDM\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\IEExt.htm"	29254e947fb0a8c436557c9eab354e34d16555733a59beb582b134ea24d274afN.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\MenuExt\Download with IDM\contexts = "243"	29254e947fb0a8c436557c9eab354e34d16555733a59beb582b134ea24d274afN.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\Low Rights\ElevationPolicy\{E0DACC63-037F-46EE-AC02-E4C7B0FBFEB4}\AppName = "29254e947fb0a8c436557c9eab354e34d16555733a59beb582b134ea24d274afN.exe"	29254e947fb0a8c436557c9eab354e34d16555733a59beb582b134ea24d274afN.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\Low Rights\ElevationPolicy\{E0DACC63-037F-46EE-AC02-E4C7B0FBFEB4}\AppPath = "C:\\Users\\Admin\\AppData\\Local\\Temp"	29254e947fb0a8c436557c9eab354e34d16555733a59beb582b134ea24d274afN.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\Low Rights\ElevationPolicy\{1902485B-CE75-42C1-BA2D-57E660793D9A}\AppName = "IEMonitor.exe"	29254e947fb0a8c436557c9eab354e34d16555733a59beb582b134ea24d274afN.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\Low Rights\ElevationPolicy\{1902485B-CE75-42C1-BA2D-57E660793D9A}\Policy = "3"	29254e947fb0a8c436557c9eab354e34d16555733a59beb582b134ea24d274afN.exe
Key created	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Internet Explorer\Low Rights	29254e947fb0a8c436557c9eab354e34d16555733a59beb582b134ea24d274afN.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\Low Rights\ElevationPolicy\{1902485B-CE75-42C1-BA2D-57E660793D9A}\AppPath = "C:\\Users\\Admin\\AppData\\Local\\Temp"	29254e947fb0a8c436557c9eab354e34d16555733a59beb582b134ea24d274afN.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\Low Rights\DragDrop\{19129CDA-AFC0-4330-99BC-C5A834F89006}\AppPath = "C:\\Users\\Admin\\AppData\\Local\\Temp"	29254e947fb0a8c436557c9eab354e34d16555733a59beb582b134ea24d274afN.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\DownloadUI = "{7D11E719-FF90-479C-B0D7-96EB43EE55D7}"	29254e947fb0a8c436557c9eab354e34d16555733a59beb582b134ea24d274afN.exe
Key created	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote	29254e947fb0a8c436557c9eab354e34d16555733a59beb582b134ea24d274afN.exe
Key created	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Internet Explorer\Low Rights\ElevationPolicy	29254e947fb0a8c436557c9eab354e34d16555733a59beb582b134ea24d274afN.exe
Key created	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Internet Explorer\Low Rights\ElevationPolicy\{E0DACC63-037F-46EE-AC02-E4C7B0FBFEB4}	29254e947fb0a8c436557c9eab354e34d16555733a59beb582b134ea24d274afN.exe
Key created	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Internet Explorer\Low Rights\ElevationPolicy\{1902485B-CE75-42C1-BA2D-57E660793D9A}	29254e947fb0a8c436557c9eab354e34d16555733a59beb582b134ea24d274afN.exe
Key created	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\Software\Microsoft\Internet Explorer\Low Rights\DragDrop\{19129CDA-AFC0-4330-99BC-C5A834F89006}	29254e947fb0a8c436557c9eab354e34d16555733a59beb582b134ea24d274afN.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\DownloadUI = "{7D11E719-FF90-479C-B0D7-96EB43EE55D7}"	29254e947fb0a8c436557c9eab354e34d16555733a59beb582b134ea24d274afN.exe
Key created	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel	29254e947fb0a8c436557c9eab354e34d16555733a59beb582b134ea24d274afN.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\Low Rights\ElevationPolicy\{E0DACC63-037F-46EE-AC02-E4C7B0FBFEB4}\Policy = "3"	29254e947fb0a8c436557c9eab354e34d16555733a59beb582b134ea24d274afN.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\Low Rights\DragDrop\{19129CDA-AFC0-4330-99BC-C5A834F89006}\AppName = "29254e947fb0a8c436557c9eab354e34d16555733a59beb582b134ea24d274afN.exe"	29254e947fb0a8c436557c9eab354e34d16555733a59beb582b134ea24d274afN.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000\SOFTWARE\Microsoft\Internet Explorer\Low Rights\DragDrop\{19129CDA-AFC0-4330-99BC-C5A834F89006}\Policy = "3"	29254e947fb0a8c436557c9eab354e34d16555733a59beb582b134ea24d274afN.exe

Modifies registry class 17 IoCs

description	ioc	Process
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{AC746233-E9D3-49CD-862F-068F7B7CCCA4}\ = "IDMan"	29254e947fb0a8c436557c9eab354e34d16555733a59beb582b134ea24d274afN.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{AC746233-E9D3-49CD-862F-068F7B7CCCA4}\LocalServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\29254e947fb0a8c436557c9eab354e34d16555733a59beb582b134ea24d274afN.exe"	29254e947fb0a8c436557c9eab354e34d16555733a59beb582b134ea24d274afN.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\IDMan.CIDMLinkTransmitter\CLSID\ = "{AC746233-E9D3-49CD-862F-068F7B7CCCA4}"	29254e947fb0a8c436557c9eab354e34d16555733a59beb582b134ea24d274afN.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{AC746233-E9D3-49CD-862F-068F7B7CCCA4}	29254e947fb0a8c436557c9eab354e34d16555733a59beb582b134ea24d274afN.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{AC746233-E9D3-49CD-862F-068F7B7CCCA4}\ = "IDMan.CIDMLinkTransmitter"	29254e947fb0a8c436557c9eab354e34d16555733a59beb582b134ea24d274afN.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{AC746233-E9D3-49CD-862F-068F7B7CCCA4}\AppID = "{AC746233-E9D3-49CD-862F-068F7B7CCCA4}"	29254e947fb0a8c436557c9eab354e34d16555733a59beb582b134ea24d274afN.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{AC746233-E9D3-49CD-862F-068F7B7CCCA4}\RunAs = "Interactive User"	29254e947fb0a8c436557c9eab354e34d16555733a59beb582b134ea24d274afN.exe
Key created	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000_Classes\Local Settings	firefox.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000_Classes\WOW6432Node\CLSID\{79873CC5-3951-43ED-BDF9-D8759474B6FD}\Model = "351"	29254e947fb0a8c436557c9eab354e34d16555733a59beb582b134ea24d274afN.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\IDMan.CIDMLinkTransmitter\CLSID	29254e947fb0a8c436557c9eab354e34d16555733a59beb582b134ea24d274afN.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{AC746233-E9D3-49CD-862F-068F7B7CCCA4}\LocalServer32	29254e947fb0a8c436557c9eab354e34d16555733a59beb582b134ea24d274afN.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{AC746233-E9D3-49CD-862F-068F7B7CCCA4}	29254e947fb0a8c436557c9eab354e34d16555733a59beb582b134ea24d274afN.exe
Key created	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000_Classes\WOW6432Node\CLSID\{E6871B76-C3C8-44DD-B947-ABFFE144860D}	29254e947fb0a8c436557c9eab354e34d16555733a59beb582b134ea24d274afN.exe
Key created	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000_Classes\WOW6432Node\CLSID\{79873CC5-3951-43ED-BDF9-D8759474B6FD}	29254e947fb0a8c436557c9eab354e34d16555733a59beb582b134ea24d274afN.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-3227495264-2217614367-4027411560-1000_Classes\WOW6432Node\CLSID\{79873CC5-3951-43ED-BDF9-D8759474B6FD}\Therad = "1"	29254e947fb0a8c436557c9eab354e34d16555733a59beb582b134ea24d274afN.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\IDMan.CIDMLinkTransmitter	29254e947fb0a8c436557c9eab354e34d16555733a59beb582b134ea24d274afN.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{AC746233-E9D3-49CD-862F-068F7B7CCCA4}\ROTFlags = "1"	29254e947fb0a8c436557c9eab354e34d16555733a59beb582b134ea24d274afN.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
1248	29254e947fb0a8c436557c9eab354e34d16555733a59beb582b134ea24d274afN.exe
1248	29254e947fb0a8c436557c9eab354e34d16555733a59beb582b134ea24d274afN.exe
1248	29254e947fb0a8c436557c9eab354e34d16555733a59beb582b134ea24d274afN.exe
1248	29254e947fb0a8c436557c9eab354e34d16555733a59beb582b134ea24d274afN.exe
1248	29254e947fb0a8c436557c9eab354e34d16555733a59beb582b134ea24d274afN.exe
1248	29254e947fb0a8c436557c9eab354e34d16555733a59beb582b134ea24d274afN.exe

Suspicious use of AdjustPrivilegeToken 9 IoCs

description	pid	Process
Token: SeDebugPrivilege	1248	29254e947fb0a8c436557c9eab354e34d16555733a59beb582b134ea24d274afN.exe
Token: SeRestorePrivilege	1248	29254e947fb0a8c436557c9eab354e34d16555733a59beb582b134ea24d274afN.exe
Token: SeDebugPrivilege	2580	regsvr32.exe
Token: SeDebugPrivilege	920	firefox.exe
Token: SeDebugPrivilege	920	firefox.exe
Token: SeDebugPrivilege	2708	regsvr32.exe
Token: SeDebugPrivilege	4732	regsvr32.exe
Token: SeDebugPrivilege	4968	regsvr32.exe
Token: SeDebugPrivilege	5052	regsvr32.exe

Suspicious use of FindShellTrayWindow 22 IoCs

pid	Process
920	firefox.exe
920	firefox.exe
920	firefox.exe
920	firefox.exe
920	firefox.exe
920	firefox.exe
920	firefox.exe
920	firefox.exe
920	firefox.exe
920	firefox.exe
920	firefox.exe
920	firefox.exe
920	firefox.exe
920	firefox.exe
920	firefox.exe
920	firefox.exe
920	firefox.exe
920	firefox.exe
920	firefox.exe
920	firefox.exe
920	firefox.exe
1248	29254e947fb0a8c436557c9eab354e34d16555733a59beb582b134ea24d274afN.exe

Suspicious use of SendNotifyMessage 21 IoCs

pid	Process
920	firefox.exe
920	firefox.exe
920	firefox.exe
920	firefox.exe
920	firefox.exe
920	firefox.exe
920	firefox.exe
920	firefox.exe
920	firefox.exe
920	firefox.exe
920	firefox.exe
920	firefox.exe
920	firefox.exe
920	firefox.exe
920	firefox.exe
920	firefox.exe
920	firefox.exe
920	firefox.exe
920	firefox.exe
920	firefox.exe
1248	29254e947fb0a8c436557c9eab354e34d16555733a59beb582b134ea24d274afN.exe

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
1248	29254e947fb0a8c436557c9eab354e34d16555733a59beb582b134ea24d274afN.exe
1248	29254e947fb0a8c436557c9eab354e34d16555733a59beb582b134ea24d274afN.exe
1248	29254e947fb0a8c436557c9eab354e34d16555733a59beb582b134ea24d274afN.exe
920	firefox.exe
1248	29254e947fb0a8c436557c9eab354e34d16555733a59beb582b134ea24d274afN.exe
1248	29254e947fb0a8c436557c9eab354e34d16555733a59beb582b134ea24d274afN.exe
1248	29254e947fb0a8c436557c9eab354e34d16555733a59beb582b134ea24d274afN.exe
1248	29254e947fb0a8c436557c9eab354e34d16555733a59beb582b134ea24d274afN.exe
1248	29254e947fb0a8c436557c9eab354e34d16555733a59beb582b134ea24d274afN.exe
1248	29254e947fb0a8c436557c9eab354e34d16555733a59beb582b134ea24d274afN.exe
1248	29254e947fb0a8c436557c9eab354e34d16555733a59beb582b134ea24d274afN.exe
1248	29254e947fb0a8c436557c9eab354e34d16555733a59beb582b134ea24d274afN.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1248 wrote to memory of 2580	1248	29254e947fb0a8c436557c9eab354e34d16555733a59beb582b134ea24d274afN.exe	86
PID 1248 wrote to memory of 2580	1248	29254e947fb0a8c436557c9eab354e34d16555733a59beb582b134ea24d274afN.exe	86
PID 1248 wrote to memory of 2580	1248	29254e947fb0a8c436557c9eab354e34d16555733a59beb582b134ea24d274afN.exe	86
PID 1248 wrote to memory of 3396	1248	29254e947fb0a8c436557c9eab354e34d16555733a59beb582b134ea24d274afN.exe	90
PID 1248 wrote to memory of 3396	1248	29254e947fb0a8c436557c9eab354e34d16555733a59beb582b134ea24d274afN.exe	90
PID 3396 wrote to memory of 920	3396	firefox.exe	91
PID 3396 wrote to memory of 920	3396	firefox.exe	91
PID 3396 wrote to memory of 920	3396	firefox.exe	91
PID 3396 wrote to memory of 920	3396	firefox.exe	91
PID 3396 wrote to memory of 920	3396	firefox.exe	91
PID 3396 wrote to memory of 920	3396	firefox.exe	91
PID 3396 wrote to memory of 920	3396	firefox.exe	91
PID 3396 wrote to memory of 920	3396	firefox.exe	91
PID 3396 wrote to memory of 920	3396	firefox.exe	91
PID 3396 wrote to memory of 920	3396	firefox.exe	91
PID 3396 wrote to memory of 920	3396	firefox.exe	91
PID 920 wrote to memory of 3164	920	firefox.exe	92
PID 920 wrote to memory of 3164	920	firefox.exe	92
PID 920 wrote to memory of 3164	920	firefox.exe	92
PID 920 wrote to memory of 3164	920	firefox.exe	92
PID 920 wrote to memory of 3164	920	firefox.exe	92
PID 920 wrote to memory of 3164	920	firefox.exe	92
PID 920 wrote to memory of 3164	920	firefox.exe	92
PID 920 wrote to memory of 3164	920	firefox.exe	92
PID 920 wrote to memory of 3164	920	firefox.exe	92
PID 920 wrote to memory of 3164	920	firefox.exe	92
PID 920 wrote to memory of 3164	920	firefox.exe	92
PID 920 wrote to memory of 3164	920	firefox.exe	92
PID 920 wrote to memory of 3164	920	firefox.exe	92
PID 920 wrote to memory of 3164	920	firefox.exe	92
PID 920 wrote to memory of 3164	920	firefox.exe	92
PID 920 wrote to memory of 3164	920	firefox.exe	92
PID 920 wrote to memory of 3164	920	firefox.exe	92
PID 920 wrote to memory of 3164	920	firefox.exe	92
PID 920 wrote to memory of 3164	920	firefox.exe	92
PID 920 wrote to memory of 3164	920	firefox.exe	92
PID 920 wrote to memory of 3164	920	firefox.exe	92
PID 920 wrote to memory of 3164	920	firefox.exe	92
PID 920 wrote to memory of 3164	920	firefox.exe	92
PID 920 wrote to memory of 3164	920	firefox.exe	92
PID 920 wrote to memory of 3164	920	firefox.exe	92
PID 920 wrote to memory of 3164	920	firefox.exe	92
PID 920 wrote to memory of 3164	920	firefox.exe	92
PID 920 wrote to memory of 3164	920	firefox.exe	92
PID 920 wrote to memory of 3164	920	firefox.exe	92
PID 920 wrote to memory of 3164	920	firefox.exe	92
PID 920 wrote to memory of 3164	920	firefox.exe	92
PID 920 wrote to memory of 3164	920	firefox.exe	92
PID 920 wrote to memory of 3164	920	firefox.exe	92
PID 920 wrote to memory of 3164	920	firefox.exe	92
PID 920 wrote to memory of 3164	920	firefox.exe	92
PID 920 wrote to memory of 3164	920	firefox.exe	92
PID 920 wrote to memory of 3164	920	firefox.exe	92
PID 920 wrote to memory of 3164	920	firefox.exe	92
PID 920 wrote to memory of 3164	920	firefox.exe	92
PID 920 wrote to memory of 3164	920	firefox.exe	92
PID 920 wrote to memory of 3164	920	firefox.exe	92
PID 920 wrote to memory of 3164	920	firefox.exe	92
PID 920 wrote to memory of 3164	920	firefox.exe	92
PID 920 wrote to memory of 3164	920	firefox.exe	92
PID 920 wrote to memory of 3164	920	firefox.exe	92
PID 920 wrote to memory of 2972	920	firefox.exe	93
PID 920 wrote to memory of 2972	920	firefox.exe	93
PID 920 wrote to memory of 2972	920	firefox.exe	93

Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
persistence

Query Registry
T1012

C:\Users\Admin\AppData\Local\Temp\29254e947fb0a8c436557c9eab354e34d16555733a59beb582b134ea24d274afN.exe
"C:\Users\Admin\AppData\Local\Temp\29254e947fb0a8c436557c9eab354e34d16555733a59beb582b134ea24d274afN.exe"
1⤵
- Checks computer location settings
- Loads dropped DLL
- Adds Run key to start application
- Enumerates connected drives
- Installs/modifies Browser Helper Object
- Drops file in Program Files directory
- System Location Discovery: System Language Discovery
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1248
- C:\Windows\SysWOW64\regsvr32.exe
  "C:\Windows\System32\regsvr32.exe" /s "C:\Users\Admin\AppData\Local\Temp\IDMShellExt64.dll"
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2580
- C:\Program Files\Mozilla Firefox\firefox.exe
  "C:\Program Files\Mozilla Firefox\firefox.exe" https://www.internetdownloadmanager.com/support/installffextfrommozillasite.html
  2⤵
  - Suspicious use of WriteProcessMemory
  PID:3396
- - C:\Program Files\Mozilla Firefox\firefox.exe
    "C:\Program Files\Mozilla Firefox\firefox.exe" https://www.internetdownloadmanager.com/support/installffextfrommozillasite.html
    3⤵
    - Checks processor information in registry
    - Modifies registry class
    - Suspicious use of AdjustPrivilegeToken
    - Suspicious use of FindShellTrayWindow
    - Suspicious use of SendNotifyMessage
    - Suspicious use of SetWindowsHookEx
    - Suspicious use of WriteProcessMemory
    PID:920
  - - C:\Program Files\Mozilla Firefox\firefox.exe
      "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=1988 -parentBuildID 20240401114208 -prefsHandle 1904 -prefMapHandle 1896 -prefsLen 23680 -prefMapSize 244658 -appDir "C:\Program Files\Mozilla Firefox\browser" - {0a808352-bed5-4fc7-844f-d6eca7448bd4} 920 "\\.\pipe\gecko-crash-server-pipe.920" gpu
      4⤵
      PID:3164
  - - C:\Program Files\Mozilla Firefox\firefox.exe
      "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=2420 -parentBuildID 20240401114208 -prefsHandle 2412 -prefMapHandle 2408 -prefsLen 24600 -prefMapSize 244658 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {96b7724e-c458-495e-aa5c-50ee8bc60ae5} 920 "\\.\pipe\gecko-crash-server-pipe.920" socket
      4⤵
      PID:2972
  - - C:\Program Files\Mozilla Firefox\firefox.exe
      "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=3272 -childID 1 -isForBrowser -prefsHandle 3040 -prefMapHandle 3228 -prefsLen 22652 -prefMapSize 244658 -jsInitHandle 1184 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {c24bb2da-ac35-4975-ad36-6c6025fc7638} 920 "\\.\pipe\gecko-crash-server-pipe.920" tab
      4⤵
      PID:880
  - - C:\Program Files\Mozilla Firefox\firefox.exe
      "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=3676 -childID 2 -isForBrowser -prefsHandle 3572 -prefMapHandle 3548 -prefsLen 29090 -prefMapSize 244658 -jsInitHandle 1184 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {dfb5c25a-c8f9-40c7-bf29-a8276819fa7b} 920 "\\.\pipe\gecko-crash-server-pipe.920" tab
      4⤵
      PID:4368
  - - C:\Program Files\Mozilla Firefox\firefox.exe
      "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=4836 -parentBuildID 20240401114208 -sandboxingKind 0 -prefsHandle 4828 -prefMapHandle 4824 -prefsLen 29090 -prefMapSize 244658 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {538446ad-8195-4616-bcf4-ecd5d5f2f50e} 920 "\\.\pipe\gecko-crash-server-pipe.920" utility
      4⤵
      Checks processor information in registry
      PID:2340
  - - C:\Program Files\Mozilla Firefox\firefox.exe
      "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=5376 -childID 3 -isForBrowser -prefsHandle 5364 -prefMapHandle 5368 -prefsLen 29278 -prefMapSize 244658 -jsInitHandle 1184 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {218fbc6c-66e6-40cc-a5e4-4693cf2a848a} 920 "\\.\pipe\gecko-crash-server-pipe.920" tab
      4⤵
      PID:5656
  - - C:\Program Files\Mozilla Firefox\firefox.exe
      "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=3140 -childID 4 -isForBrowser -prefsHandle 3068 -prefMapHandle 2720 -prefsLen 27132 -prefMapSize 244658 -jsInitHandle 1184 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {50feb4b6-87a4-4d03-9179-274170afa111} 920 "\\.\pipe\gecko-crash-server-pipe.920" tab
      4⤵
      PID:6056
  - - C:\Program Files\Mozilla Firefox\firefox.exe
      "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=5712 -childID 5 -isForBrowser -prefsHandle 5724 -prefMapHandle 5664 -prefsLen 27132 -prefMapSize 244658 -jsInitHandle 1184 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {2290f706-2617-4592-a3ed-c0a37bd0fe54} 920 "\\.\pipe\gecko-crash-server-pipe.920" tab
      4⤵
      PID:6080
  - - C:\Program Files\Mozilla Firefox\firefox.exe
      "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=5896 -childID 6 -isForBrowser -prefsHandle 5912 -prefMapHandle 5864 -prefsLen 27132 -prefMapSize 244658 -jsInitHandle 1184 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {7f933f59-68d6-40a1-b7f3-203cfa996884} 920 "\\.\pipe\gecko-crash-server-pipe.920" tab
      4⤵
      PID:6092
- C:\Windows\SysWOW64\regsvr32.exe
  "C:\Windows\System32\regsvr32.exe" /s "C:\Users\Admin\AppData\Local\Temp\IDMShellExt64.dll"
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:2708
- C:\Windows\SysWOW64\regsvr32.exe
  "C:\Windows\System32\regsvr32.exe" /s "C:\Users\Admin\AppData\Local\Temp\IDMIECC64.dll"
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:4732
- C:\Windows\SysWOW64\regsvr32.exe
  "C:\Windows\System32\regsvr32.exe" /s "C:\Users\Admin\AppData\Local\Temp\IDMGetAll64.dll"
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:4968
- C:\Windows\SysWOW64\regsvr32.exe
  "C:\Windows\System32\regsvr32.exe" /s "C:\Users\Admin\AppData\Local\Temp\downlWithIDM64.dll"
  2⤵
  - Loads dropped DLL
  - System Location Discovery: System Language Discovery
  - Suspicious use of AdjustPrivilegeToken
  PID:5052

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Browser Extensions

T1176

Event Triggered Execution

T1546

AppInit DLLs

T1546.010

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Event Triggered Execution

T1546

AppInit DLLs

T1546.010

Defense Evasion

Modify Registry

Credential Access

Credentials from Password Stores

T1555

Credentials from Web Browsers

T1555.003

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Peripheral Device Discovery

T1120

Query Registry

System Information Discovery