floxif | b9dc2275d075110c2e10f75afd304791655695208cd617a4c331e1a4897eb6e3

System Information Discovery

description	ioc	Process
Key value queried	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Control Panel\International\Geo\Nation	b9dc2275d075110c2e10f75afd304791655695208cd617a4c331e1a4897eb6e3.exe

Loads dropped DLL 1 IoCs

pid	Process
1228	b9dc2275d075110c2e10f75afd304791655695208cd617a4c331e1a4897eb6e3.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-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\IDMan = "C:\\Users\\Admin\\AppData\\Local\\Temp\\b9dc2275d075110c2e10f75afd304791655695208cd617a4c331e1a4897eb6e3.exe /onboot"	b9dc2275d075110c2e10f75afd304791655695208cd617a4c331e1a4897eb6e3.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:	b9dc2275d075110c2e10f75afd304791655695208cd617a4c331e1a4897eb6e3.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\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects	b9dc2275d075110c2e10f75afd304791655695208cd617a4c331e1a4897eb6e3.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{0055C089-8582-441B-A0BF-17B458C2A3A8}	b9dc2275d075110c2e10f75afd304791655695208cd617a4c331e1a4897eb6e3.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{0055C089-8582-441B-A0BF-17B458C2A3A8}\ = "IDM Helper"	b9dc2275d075110c2e10f75afd304791655695208cd617a4c331e1a4897eb6e3.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{0055C089-8582-441B-A0BF-17B458C2A3A8}\NoExplorer = "1"	b9dc2275d075110c2e10f75afd304791655695208cd617a4c331e1a4897eb6e3.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects	b9dc2275d075110c2e10f75afd304791655695208cd617a4c331e1a4897eb6e3.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{0055C089-8582-441B-A0BF-17B458C2A3A8}	b9dc2275d075110c2e10f75afd304791655695208cd617a4c331e1a4897eb6e3.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{0055C089-8582-441B-A0BF-17B458C2A3A8}\ = "IDM Helper"	b9dc2275d075110c2e10f75afd304791655695208cd617a4c331e1a4897eb6e3.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Windows\CurrentVersion\Explorer\Browser Helper Objects\{0055C089-8582-441B-A0BF-17B458C2A3A8}\NoExplorer = "1"	b9dc2275d075110c2e10f75afd304791655695208cd617a4c331e1a4897eb6e3.exe

UPX packed file 6 IoCs

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

upx

resource	yara_rule
behavioral2/files/0x000d000000023b79-1.dat	upx
behavioral2/memory/1228-3-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/1228-14-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/1228-403-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/1228-419-0x0000000010000000-0x0000000010030000-memory.dmp	upx
behavioral2/memory/1228-2630-0x0000000010000000-0x0000000010030000-memory.dmp	upx

Drops file in Program Files directory 2 IoCs

description	ioc	Process
File created	C:\Program Files\Common Files\System\symsrv.dll	b9dc2275d075110c2e10f75afd304791655695208cd617a4c331e1a4897eb6e3.exe
File created	\??\c:\program files\common files\system\symsrv.dll.000	b9dc2275d075110c2e10f75afd304791655695208cd617a4c331e1a4897eb6e3.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	b9dc2275d075110c2e10f75afd304791655695208cd617a4c331e1a4897eb6e3.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\ProcessorNameString	firefox.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	firefox.exe
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

Modifies Internet Explorer settings 1 TTPs 22 IoCs

adware spyware

Modify Registry

description	ioc	Process
Key created	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\MenuExt\Se&nd to OneNote	b9dc2275d075110c2e10f75afd304791655695208cd617a4c331e1a4897eb6e3.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\MenuExt\Download with IDM\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\IEExt.htm"	b9dc2275d075110c2e10f75afd304791655695208cd617a4c331e1a4897eb6e3.exe
Key created	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Internet Explorer\Low Rights\ElevationPolicy\{E0DACC63-037F-46EE-AC02-E4C7B0FBFEB4}	b9dc2275d075110c2e10f75afd304791655695208cd617a4c331e1a4897eb6e3.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\Low Rights\DragDrop\{19129CDA-AFC0-4330-99BC-C5A834F89006}\Policy = "3"	b9dc2275d075110c2e10f75afd304791655695208cd617a4c331e1a4897eb6e3.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Internet Explorer\DownloadUI = "{7D11E719-FF90-479C-B0D7-96EB43EE55D7}"	b9dc2275d075110c2e10f75afd304791655695208cd617a4c331e1a4897eb6e3.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\Low Rights\ElevationPolicy\{E0DACC63-037F-46EE-AC02-E4C7B0FBFEB4}\AppPath = "C:\\Users\\Admin\\AppData\\Local\\Temp"	b9dc2275d075110c2e10f75afd304791655695208cd617a4c331e1a4897eb6e3.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\Low Rights\ElevationPolicy\{1902485B-CE75-42C1-BA2D-57E660793D9A}\AppName = "IEMonitor.exe"	b9dc2275d075110c2e10f75afd304791655695208cd617a4c331e1a4897eb6e3.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\Low Rights\ElevationPolicy\{1902485B-CE75-42C1-BA2D-57E660793D9A}\AppPath = "C:\\Users\\Admin\\AppData\\Local\\Temp"	b9dc2275d075110c2e10f75afd304791655695208cd617a4c331e1a4897eb6e3.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\Low Rights\DragDrop\{19129CDA-AFC0-4330-99BC-C5A834F89006}\AppName = "b9dc2275d075110c2e10f75afd304791655695208cd617a4c331e1a4897eb6e3.exe"	b9dc2275d075110c2e10f75afd304791655695208cd617a4c331e1a4897eb6e3.exe
Key created	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\MenuExt\Download with IDM	b9dc2275d075110c2e10f75afd304791655695208cd617a4c331e1a4897eb6e3.exe
Key created	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Internet Explorer\Low Rights\ElevationPolicy	b9dc2275d075110c2e10f75afd304791655695208cd617a4c331e1a4897eb6e3.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\Low Rights\ElevationPolicy\{E0DACC63-037F-46EE-AC02-E4C7B0FBFEB4}\AppName = "b9dc2275d075110c2e10f75afd304791655695208cd617a4c331e1a4897eb6e3.exe"	b9dc2275d075110c2e10f75afd304791655695208cd617a4c331e1a4897eb6e3.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\Low Rights\ElevationPolicy\{E0DACC63-037F-46EE-AC02-E4C7B0FBFEB4}\Policy = "3"	b9dc2275d075110c2e10f75afd304791655695208cd617a4c331e1a4897eb6e3.exe
Key created	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Internet Explorer\Low Rights\ElevationPolicy\{1902485B-CE75-42C1-BA2D-57E660793D9A}	b9dc2275d075110c2e10f75afd304791655695208cd617a4c331e1a4897eb6e3.exe
Key created	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Internet Explorer\Low Rights\DragDrop	b9dc2275d075110c2e10f75afd304791655695208cd617a4c331e1a4897eb6e3.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\Low Rights\DragDrop\{19129CDA-AFC0-4330-99BC-C5A834F89006}\AppPath = "C:\\Users\\Admin\\AppData\\Local\\Temp"	b9dc2275d075110c2e10f75afd304791655695208cd617a4c331e1a4897eb6e3.exe
Key created	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\MenuExt\E&xport to Microsoft Excel	b9dc2275d075110c2e10f75afd304791655695208cd617a4c331e1a4897eb6e3.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\MenuExt\Download with IDM\contexts = "243"	b9dc2275d075110c2e10f75afd304791655695208cd617a4c331e1a4897eb6e3.exe
Key created	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Internet Explorer\Low Rights	b9dc2275d075110c2e10f75afd304791655695208cd617a4c331e1a4897eb6e3.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\Low Rights\ElevationPolicy\{1902485B-CE75-42C1-BA2D-57E660793D9A}\Policy = "3"	b9dc2275d075110c2e10f75afd304791655695208cd617a4c331e1a4897eb6e3.exe
Key created	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\Software\Microsoft\Internet Explorer\Low Rights\DragDrop\{19129CDA-AFC0-4330-99BC-C5A834F89006}	b9dc2275d075110c2e10f75afd304791655695208cd617a4c331e1a4897eb6e3.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000\SOFTWARE\Microsoft\Internet Explorer\DownloadUI = "{7D11E719-FF90-479C-B0D7-96EB43EE55D7}"	b9dc2275d075110c2e10f75afd304791655695208cd617a4c331e1a4897eb6e3.exe

Modifies registry class 16 IoCs

description	ioc	Process
Set value (int)	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000_Classes\WOW6432Node\CLSID\{07999AC3-058B-40BF-984F-69EB1E554CA7}\Therad = "1"	b9dc2275d075110c2e10f75afd304791655695208cd617a4c331e1a4897eb6e3.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\IDMan.CIDMLinkTransmitter\CLSID	b9dc2275d075110c2e10f75afd304791655695208cd617a4c331e1a4897eb6e3.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{AC746233-E9D3-49CD-862F-068F7B7CCCA4}\LocalServer32	b9dc2275d075110c2e10f75afd304791655695208cd617a4c331e1a4897eb6e3.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{AC746233-E9D3-49CD-862F-068F7B7CCCA4}\ = "IDMan.CIDMLinkTransmitter"	b9dc2275d075110c2e10f75afd304791655695208cd617a4c331e1a4897eb6e3.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{AC746233-E9D3-49CD-862F-068F7B7CCCA4}\ = "IDMan"	b9dc2275d075110c2e10f75afd304791655695208cd617a4c331e1a4897eb6e3.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{AC746233-E9D3-49CD-862F-068F7B7CCCA4}\RunAs = "Interactive User"	b9dc2275d075110c2e10f75afd304791655695208cd617a4c331e1a4897eb6e3.exe
Key created	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000_Classes\WOW6432Node\CLSID\{07999AC3-058B-40BF-984F-69EB1E554CA7}	b9dc2275d075110c2e10f75afd304791655695208cd617a4c331e1a4897eb6e3.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\IDMan.CIDMLinkTransmitter\CLSID\ = "{AC746233-E9D3-49CD-862F-068F7B7CCCA4}"	b9dc2275d075110c2e10f75afd304791655695208cd617a4c331e1a4897eb6e3.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{AC746233-E9D3-49CD-862F-068F7B7CCCA4}	b9dc2275d075110c2e10f75afd304791655695208cd617a4c331e1a4897eb6e3.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{AC746233-E9D3-49CD-862F-068F7B7CCCA4}	b9dc2275d075110c2e10f75afd304791655695208cd617a4c331e1a4897eb6e3.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{AC746233-E9D3-49CD-862F-068F7B7CCCA4}\ROTFlags = "1"	b9dc2275d075110c2e10f75afd304791655695208cd617a4c331e1a4897eb6e3.exe
Key created	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000_Classes\Local Settings	firefox.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Classes\IDMan.CIDMLinkTransmitter	b9dc2275d075110c2e10f75afd304791655695208cd617a4c331e1a4897eb6e3.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{AC746233-E9D3-49CD-862F-068F7B7CCCA4}\LocalServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\b9dc2275d075110c2e10f75afd304791655695208cd617a4c331e1a4897eb6e3.exe"	b9dc2275d075110c2e10f75afd304791655695208cd617a4c331e1a4897eb6e3.exe
Set value (str)	\REGISTRY\MACHINE\SOFTWARE\Classes\WOW6432Node\CLSID\{AC746233-E9D3-49CD-862F-068F7B7CCCA4}\AppID = "{AC746233-E9D3-49CD-862F-068F7B7CCCA4}"	b9dc2275d075110c2e10f75afd304791655695208cd617a4c331e1a4897eb6e3.exe
Set value (int)	\REGISTRY\USER\S-1-5-21-4089630652-1596403869-279772308-1000_Classes\WOW6432Node\CLSID\{07999AC3-058B-40BF-984F-69EB1E554CA7}\Model = "355"	b9dc2275d075110c2e10f75afd304791655695208cd617a4c331e1a4897eb6e3.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

pid	Process
1228	b9dc2275d075110c2e10f75afd304791655695208cd617a4c331e1a4897eb6e3.exe
1228	b9dc2275d075110c2e10f75afd304791655695208cd617a4c331e1a4897eb6e3.exe
1228	b9dc2275d075110c2e10f75afd304791655695208cd617a4c331e1a4897eb6e3.exe
1228	b9dc2275d075110c2e10f75afd304791655695208cd617a4c331e1a4897eb6e3.exe
1228	b9dc2275d075110c2e10f75afd304791655695208cd617a4c331e1a4897eb6e3.exe
1228	b9dc2275d075110c2e10f75afd304791655695208cd617a4c331e1a4897eb6e3.exe
1228	b9dc2275d075110c2e10f75afd304791655695208cd617a4c331e1a4897eb6e3.exe
1228	b9dc2275d075110c2e10f75afd304791655695208cd617a4c331e1a4897eb6e3.exe

Suspicious use of AdjustPrivilegeToken 7 IoCs

description	pid	Process
Token: SeDebugPrivilege	1228	b9dc2275d075110c2e10f75afd304791655695208cd617a4c331e1a4897eb6e3.exe
Token: SeRestorePrivilege	1228	b9dc2275d075110c2e10f75afd304791655695208cd617a4c331e1a4897eb6e3.exe
Token: SeDebugPrivilege	1652	firefox.exe
Token: SeDebugPrivilege	1652	firefox.exe
Token: SeDebugPrivilege	1652	firefox.exe
Token: SeDebugPrivilege	1652	firefox.exe
Token: SeDebugPrivilege	1652	firefox.exe

Suspicious use of FindShellTrayWindow 22 IoCs

pid	Process
1652	firefox.exe
1652	firefox.exe
1652	firefox.exe
1652	firefox.exe
1652	firefox.exe
1652	firefox.exe
1652	firefox.exe
1652	firefox.exe
1652	firefox.exe
1652	firefox.exe
1652	firefox.exe
1652	firefox.exe
1652	firefox.exe
1652	firefox.exe
1652	firefox.exe
1652	firefox.exe
1652	firefox.exe
1652	firefox.exe
1652	firefox.exe
1652	firefox.exe
1652	firefox.exe
1228	b9dc2275d075110c2e10f75afd304791655695208cd617a4c331e1a4897eb6e3.exe

Suspicious use of SendNotifyMessage 21 IoCs

pid	Process
1652	firefox.exe
1652	firefox.exe
1652	firefox.exe
1652	firefox.exe
1652	firefox.exe
1652	firefox.exe
1652	firefox.exe
1652	firefox.exe
1652	firefox.exe
1652	firefox.exe
1652	firefox.exe
1652	firefox.exe
1652	firefox.exe
1652	firefox.exe
1652	firefox.exe
1652	firefox.exe
1652	firefox.exe
1652	firefox.exe
1652	firefox.exe
1652	firefox.exe
1228	b9dc2275d075110c2e10f75afd304791655695208cd617a4c331e1a4897eb6e3.exe

Suspicious use of SetWindowsHookEx 12 IoCs

pid	Process
1228	b9dc2275d075110c2e10f75afd304791655695208cd617a4c331e1a4897eb6e3.exe
1228	b9dc2275d075110c2e10f75afd304791655695208cd617a4c331e1a4897eb6e3.exe
1228	b9dc2275d075110c2e10f75afd304791655695208cd617a4c331e1a4897eb6e3.exe
1652	firefox.exe
1228	b9dc2275d075110c2e10f75afd304791655695208cd617a4c331e1a4897eb6e3.exe
1228	b9dc2275d075110c2e10f75afd304791655695208cd617a4c331e1a4897eb6e3.exe
1228	b9dc2275d075110c2e10f75afd304791655695208cd617a4c331e1a4897eb6e3.exe
1228	b9dc2275d075110c2e10f75afd304791655695208cd617a4c331e1a4897eb6e3.exe
1228	b9dc2275d075110c2e10f75afd304791655695208cd617a4c331e1a4897eb6e3.exe
1228	b9dc2275d075110c2e10f75afd304791655695208cd617a4c331e1a4897eb6e3.exe
1228	b9dc2275d075110c2e10f75afd304791655695208cd617a4c331e1a4897eb6e3.exe
1228	b9dc2275d075110c2e10f75afd304791655695208cd617a4c331e1a4897eb6e3.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1228 wrote to memory of 1168	1228	b9dc2275d075110c2e10f75afd304791655695208cd617a4c331e1a4897eb6e3.exe	84
PID 1228 wrote to memory of 1168	1228	b9dc2275d075110c2e10f75afd304791655695208cd617a4c331e1a4897eb6e3.exe	84
PID 1228 wrote to memory of 1168	1228	b9dc2275d075110c2e10f75afd304791655695208cd617a4c331e1a4897eb6e3.exe	84
PID 1228 wrote to memory of 2832	1228	b9dc2275d075110c2e10f75afd304791655695208cd617a4c331e1a4897eb6e3.exe	89
PID 1228 wrote to memory of 2832	1228	b9dc2275d075110c2e10f75afd304791655695208cd617a4c331e1a4897eb6e3.exe	89
PID 2832 wrote to memory of 1652	2832	firefox.exe	90
PID 2832 wrote to memory of 1652	2832	firefox.exe	90
PID 2832 wrote to memory of 1652	2832	firefox.exe	90
PID 2832 wrote to memory of 1652	2832	firefox.exe	90
PID 2832 wrote to memory of 1652	2832	firefox.exe	90
PID 2832 wrote to memory of 1652	2832	firefox.exe	90
PID 2832 wrote to memory of 1652	2832	firefox.exe	90
PID 2832 wrote to memory of 1652	2832	firefox.exe	90
PID 2832 wrote to memory of 1652	2832	firefox.exe	90
PID 2832 wrote to memory of 1652	2832	firefox.exe	90
PID 2832 wrote to memory of 1652	2832	firefox.exe	90
PID 1652 wrote to memory of 3364	1652	firefox.exe	91
PID 1652 wrote to memory of 3364	1652	firefox.exe	91
PID 1652 wrote to memory of 3364	1652	firefox.exe	91
PID 1652 wrote to memory of 3364	1652	firefox.exe	91
PID 1652 wrote to memory of 3364	1652	firefox.exe	91
PID 1652 wrote to memory of 3364	1652	firefox.exe	91
PID 1652 wrote to memory of 3364	1652	firefox.exe	91
PID 1652 wrote to memory of 3364	1652	firefox.exe	91
PID 1652 wrote to memory of 3364	1652	firefox.exe	91
PID 1652 wrote to memory of 3364	1652	firefox.exe	91
PID 1652 wrote to memory of 3364	1652	firefox.exe	91
PID 1652 wrote to memory of 3364	1652	firefox.exe	91
PID 1652 wrote to memory of 3364	1652	firefox.exe	91
PID 1652 wrote to memory of 3364	1652	firefox.exe	91
PID 1652 wrote to memory of 3364	1652	firefox.exe	91
PID 1652 wrote to memory of 3364	1652	firefox.exe	91
PID 1652 wrote to memory of 3364	1652	firefox.exe	91
PID 1652 wrote to memory of 3364	1652	firefox.exe	91
PID 1652 wrote to memory of 3364	1652	firefox.exe	91
PID 1652 wrote to memory of 3364	1652	firefox.exe	91
PID 1652 wrote to memory of 3364	1652	firefox.exe	91
PID 1652 wrote to memory of 3364	1652	firefox.exe	91
PID 1652 wrote to memory of 3364	1652	firefox.exe	91
PID 1652 wrote to memory of 3364	1652	firefox.exe	91
PID 1652 wrote to memory of 3364	1652	firefox.exe	91
PID 1652 wrote to memory of 3364	1652	firefox.exe	91
PID 1652 wrote to memory of 3364	1652	firefox.exe	91
PID 1652 wrote to memory of 3364	1652	firefox.exe	91
PID 1652 wrote to memory of 3364	1652	firefox.exe	91
PID 1652 wrote to memory of 3364	1652	firefox.exe	91
PID 1652 wrote to memory of 3364	1652	firefox.exe	91
PID 1652 wrote to memory of 3364	1652	firefox.exe	91
PID 1652 wrote to memory of 3364	1652	firefox.exe	91
PID 1652 wrote to memory of 3364	1652	firefox.exe	91
PID 1652 wrote to memory of 3364	1652	firefox.exe	91
PID 1652 wrote to memory of 3364	1652	firefox.exe	91
PID 1652 wrote to memory of 3364	1652	firefox.exe	91
PID 1652 wrote to memory of 3364	1652	firefox.exe	91
PID 1652 wrote to memory of 3364	1652	firefox.exe	91
PID 1652 wrote to memory of 3364	1652	firefox.exe	91
PID 1652 wrote to memory of 3364	1652	firefox.exe	91
PID 1652 wrote to memory of 3364	1652	firefox.exe	91
PID 1652 wrote to memory of 3364	1652	firefox.exe	91
PID 1652 wrote to memory of 3364	1652	firefox.exe	91
PID 1652 wrote to memory of 3364	1652	firefox.exe	91
PID 1652 wrote to memory of 1296	1652	firefox.exe	92
PID 1652 wrote to memory of 1296	1652	firefox.exe	92
PID 1652 wrote to memory of 1296	1652	firefox.exe	92

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\b9dc2275d075110c2e10f75afd304791655695208cd617a4c331e1a4897eb6e3.exe
"C:\Users\Admin\AppData\Local\Temp\b9dc2275d075110c2e10f75afd304791655695208cd617a4c331e1a4897eb6e3.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:1228
- C:\Windows\SysWOW64\regsvr32.exe
  "C:\Windows\System32\regsvr32.exe" /s "C:\Users\Admin\AppData\Local\Temp\IDMShellExt64.dll"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1168
- 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:2832
- - 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:1652
  - - C:\Program Files\Mozilla Firefox\firefox.exe
      "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=2000 -parentBuildID 20240401114208 -prefsHandle 1916 -prefMapHandle 1908 -prefsLen 23680 -prefMapSize 244658 -appDir "C:\Program Files\Mozilla Firefox\browser" - {5bc4c9bb-6d0c-4508-bf24-00605ba49f8e} 1652 "\\.\pipe\gecko-crash-server-pipe.1652" gpu
      4⤵
      PID:3364
  - - C:\Program Files\Mozilla Firefox\firefox.exe
      "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=2436 -parentBuildID 20240401114208 -prefsHandle 2428 -prefMapHandle 2416 -prefsLen 24600 -prefMapSize 244658 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {ac1202d6-eeb4-477c-9544-9ec8d5549d10} 1652 "\\.\pipe\gecko-crash-server-pipe.1652" socket
      4⤵
      PID:1296
  - - C:\Program Files\Mozilla Firefox\firefox.exe
      "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=2896 -childID 1 -isForBrowser -prefsHandle 1644 -prefMapHandle 3132 -prefsLen 22652 -prefMapSize 244658 -jsInitHandle 1308 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {fcdcd52c-b60b-4d26-9636-96aed56797a6} 1652 "\\.\pipe\gecko-crash-server-pipe.1652" tab
      4⤵
      PID:3208
  - - C:\Program Files\Mozilla Firefox\firefox.exe
      "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=3544 -childID 2 -isForBrowser -prefsHandle 2572 -prefMapHandle 2820 -prefsLen 29090 -prefMapSize 244658 -jsInitHandle 1308 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {a155d7fa-ddcf-4fb0-8a43-9dddadd059ca} 1652 "\\.\pipe\gecko-crash-server-pipe.1652" tab
      4⤵
      PID:3780
  - - C:\Program Files\Mozilla Firefox\firefox.exe
      "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=4712 -parentBuildID 20240401114208 -sandboxingKind 0 -prefsHandle 4616 -prefMapHandle 4620 -prefsLen 29090 -prefMapSize 244658 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {d5e69510-9cfd-4a06-8fd1-3afdf53f4fe4} 1652 "\\.\pipe\gecko-crash-server-pipe.1652" utility
      4⤵
      Checks processor information in registry
      PID:4920
  - - C:\Program Files\Mozilla Firefox\firefox.exe
      "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=5128 -childID 3 -isForBrowser -prefsHandle 5216 -prefMapHandle 4104 -prefsLen 27051 -prefMapSize 244658 -jsInitHandle 1308 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {dd50f7ea-b316-4065-b912-7ce0450387ee} 1652 "\\.\pipe\gecko-crash-server-pipe.1652" tab
      4⤵
      PID:1536
  - - C:\Program Files\Mozilla Firefox\firefox.exe
      "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=5364 -childID 4 -isForBrowser -prefsHandle 5444 -prefMapHandle 5440 -prefsLen 27051 -prefMapSize 244658 -jsInitHandle 1308 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {72f8737b-09c2-47f7-a7ab-23fefa0a88a5} 1652 "\\.\pipe\gecko-crash-server-pipe.1652" tab
      4⤵
      PID:32
  - - C:\Program Files\Mozilla Firefox\firefox.exe
      "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=5552 -childID 5 -isForBrowser -prefsHandle 5560 -prefMapHandle 5564 -prefsLen 27051 -prefMapSize 244658 -jsInitHandle 1308 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {3c92dbf6-aae9-4b8e-8f57-9391eead5b29} 1652 "\\.\pipe\gecko-crash-server-pipe.1652" tab
      4⤵
      PID:2572
  - - C:\Program Files\Mozilla Firefox\firefox.exe
      "C:\Program Files\Mozilla Firefox\firefox.exe" -contentproc --channel=2744 -childID 6 -isForBrowser -prefsHandle 3156 -prefMapHandle 2904 -prefsLen 27132 -prefMapSize 244658 -jsInitHandle 1308 -jsInitLen 234952 -parentBuildID 20240401114208 -win32kLockedDown -appDir "C:\Program Files\Mozilla Firefox\browser" - {1027c231-1c55-410c-b1b9-3603af9a5fbb} 1652 "\\.\pipe\gecko-crash-server-pipe.1652" tab
      4⤵
      PID:1020
- C:\Windows\SysWOW64\regsvr32.exe
  "C:\Windows\System32\regsvr32.exe" /s "C:\Users\Admin\AppData\Local\Temp\IDMShellExt64.dll"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:768
- C:\Windows\SysWOW64\regsvr32.exe
  "C:\Windows\System32\regsvr32.exe" /s "C:\Users\Admin\AppData\Local\Temp\IDMIECC64.dll"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4916
- C:\Windows\SysWOW64\regsvr32.exe
  "C:\Windows\System32\regsvr32.exe" /s "C:\Users\Admin\AppData\Local\Temp\IDMGetAll64.dll"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:4388
- C:\Windows\SysWOW64\regsvr32.exe
  "C:\Windows\System32\regsvr32.exe" /s "C:\Users\Admin\AppData\Local\Temp\downlWithIDM64.dll"
  2⤵
  - System Location Discovery: System Language Discovery
  PID:1148

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

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

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