Analysis
-
max time kernel
39s -
max time network
47s -
platform
windows7_x64 -
resource
win7-20220414-en -
submitted
28-05-2022 01:46
Static task
static1
Behavioral task
behavioral1
Sample
0312f2bfbdeaf9061f4ba0443d87c2fce68846fcbc2ffaca194ddc79fbaed895.exe
Resource
win7-20220414-en
windows7_x64
0 signatures
0 seconds
General
-
Target
0312f2bfbdeaf9061f4ba0443d87c2fce68846fcbc2ffaca194ddc79fbaed895.exe
-
Size
5.4MB
-
MD5
f3fa95da5c40de082f3fe90f65cc8ca0
-
SHA1
554adccf1258d090eeaa5ce1094ba83246f09a50
-
SHA256
0312f2bfbdeaf9061f4ba0443d87c2fce68846fcbc2ffaca194ddc79fbaed895
-
SHA512
165776dd77e76bcc878b9b4c86aefb3ca4221b1c606226fe6341efe4a1ec22189d4e3df7298966bdae8ddd166af933b29305186ea7ad763a365f0b0da7e78218
Malware Config
Signatures
-
Installs/modifies Browser Helper Object 2 TTPs
BHOs are DLL modules which act as plugins for Internet Explorer.
-
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
-
Processes:
0312f2bfbdeaf9061f4ba0443d87c2fce68846fcbc2ffaca194ddc79fbaed895.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\Low Rights\ElevationPolicy\{1902485B-CE75-42C1-BA2D-57E660793D9A}\AppName = "IEMonitor.exe" 0312f2bfbdeaf9061f4ba0443d87c2fce68846fcbc2ffaca194ddc79fbaed895.exe Set value (str) \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\Low Rights\ElevationPolicy\{1902485B-CE75-42C1-BA2D-57E660793D9A}\AppPath = "C:\\Users\\Admin\\AppData\\Local\\Temp" 0312f2bfbdeaf9061f4ba0443d87c2fce68846fcbc2ffaca194ddc79fbaed895.exe Set value (int) \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\Low Rights\ElevationPolicy\{1902485B-CE75-42C1-BA2D-57E660793D9A}\Policy = "3" 0312f2bfbdeaf9061f4ba0443d87c2fce68846fcbc2ffaca194ddc79fbaed895.exe Key created \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\MenuExt\ 0312f2bfbdeaf9061f4ba0443d87c2fce68846fcbc2ffaca194ddc79fbaed895.exe Key created \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\MenuExt\Download with IDM 0312f2bfbdeaf9061f4ba0443d87c2fce68846fcbc2ffaca194ddc79fbaed895.exe Key created \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\MenuExt\Download all links with IDM 0312f2bfbdeaf9061f4ba0443d87c2fce68846fcbc2ffaca194ddc79fbaed895.exe Set value (str) \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\MenuExt\Download all links with IDM\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\IEGetAll.htm" 0312f2bfbdeaf9061f4ba0443d87c2fce68846fcbc2ffaca194ddc79fbaed895.exe Key created \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\Low Rights\ElevationPolicy\{1902485B-CE75-42C1-BA2D-57E660793D9A} 0312f2bfbdeaf9061f4ba0443d87c2fce68846fcbc2ffaca194ddc79fbaed895.exe Set value (str) \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\DownloadUI = "{7D11E719-FF90-479C-B0D7-96EB43EE55D7}" 0312f2bfbdeaf9061f4ba0443d87c2fce68846fcbc2ffaca194ddc79fbaed895.exe Set value (str) \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\MenuExt\Download with IDM\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\IEExt.htm" 0312f2bfbdeaf9061f4ba0443d87c2fce68846fcbc2ffaca194ddc79fbaed895.exe Set value (int) \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\MenuExt\Download with IDM\contexts = "243" 0312f2bfbdeaf9061f4ba0443d87c2fce68846fcbc2ffaca194ddc79fbaed895.exe Set value (int) \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\MenuExt\Download all links with IDM\contexts = "243" 0312f2bfbdeaf9061f4ba0443d87c2fce68846fcbc2ffaca194ddc79fbaed895.exe Set value (str) \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\Low Rights\ElevationPolicy\{E0DACC63-037F-46EE-AC02-E4C7B0FBFEB4}\AppPath = "C:\\Users\\Admin\\AppData\\Local\\Temp" 0312f2bfbdeaf9061f4ba0443d87c2fce68846fcbc2ffaca194ddc79fbaed895.exe Set value (str) \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\Low Rights\DragDrop\{19129CDA-AFC0-4330-99BC-C5A834F89006}\AppPath = "C:\\Users\\Admin\\AppData\\Local\\Temp" 0312f2bfbdeaf9061f4ba0443d87c2fce68846fcbc2ffaca194ddc79fbaed895.exe Set value (str) \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\Low Rights\DragDrop\{19129CDA-AFC0-4330-99BC-C5A834F89006}\AppName = "0312f2bfbdeaf9061f4ba0443d87c2fce68846fcbc2ffaca194ddc79fbaed895.exe" 0312f2bfbdeaf9061f4ba0443d87c2fce68846fcbc2ffaca194ddc79fbaed895.exe Set value (int) \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\Low Rights\DragDrop\{19129CDA-AFC0-4330-99BC-C5A834F89006}\Policy = "3" 0312f2bfbdeaf9061f4ba0443d87c2fce68846fcbc2ffaca194ddc79fbaed895.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Wow6432Node\Microsoft\Internet Explorer\DownloadUI = "{7D11E719-FF90-479C-B0D7-96EB43EE55D7}" 0312f2bfbdeaf9061f4ba0443d87c2fce68846fcbc2ffaca194ddc79fbaed895.exe Key created \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\Low Rights\ElevationPolicy 0312f2bfbdeaf9061f4ba0443d87c2fce68846fcbc2ffaca194ddc79fbaed895.exe Set value (str) \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\Low Rights\ElevationPolicy\{E0DACC63-037F-46EE-AC02-E4C7B0FBFEB4}\AppName = "0312f2bfbdeaf9061f4ba0443d87c2fce68846fcbc2ffaca194ddc79fbaed895.exe" 0312f2bfbdeaf9061f4ba0443d87c2fce68846fcbc2ffaca194ddc79fbaed895.exe Set value (int) \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\Low Rights\ElevationPolicy\{E0DACC63-037F-46EE-AC02-E4C7B0FBFEB4}\Policy = "3" 0312f2bfbdeaf9061f4ba0443d87c2fce68846fcbc2ffaca194ddc79fbaed895.exe Key created \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\Low Rights\DragDrop 0312f2bfbdeaf9061f4ba0443d87c2fce68846fcbc2ffaca194ddc79fbaed895.exe Key created \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\Low Rights\DragDrop\{19129CDA-AFC0-4330-99BC-C5A834F89006} 0312f2bfbdeaf9061f4ba0443d87c2fce68846fcbc2ffaca194ddc79fbaed895.exe Key created \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\Low Rights 0312f2bfbdeaf9061f4ba0443d87c2fce68846fcbc2ffaca194ddc79fbaed895.exe Key created \REGISTRY\USER\S-1-5-21-1083475884-596052423-1669053738-1000\Software\Microsoft\Internet Explorer\Low Rights\ElevationPolicy\{E0DACC63-037F-46EE-AC02-E4C7B0FBFEB4} 0312f2bfbdeaf9061f4ba0443d87c2fce68846fcbc2ffaca194ddc79fbaed895.exe -
Modifies registry class 12 IoCs
Processes:
0312f2bfbdeaf9061f4ba0443d87c2fce68846fcbc2ffaca194ddc79fbaed895.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{AC746233-E9D3-49CD-862F-068F7B7CCCA4} 0312f2bfbdeaf9061f4ba0443d87c2fce68846fcbc2ffaca194ddc79fbaed895.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{AC746233-E9D3-49CD-862F-068F7B7CCCA4}\ = "IDMan.CIDMLinkTransmitter" 0312f2bfbdeaf9061f4ba0443d87c2fce68846fcbc2ffaca194ddc79fbaed895.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{AC746233-E9D3-49CD-862F-068F7B7CCCA4} 0312f2bfbdeaf9061f4ba0443d87c2fce68846fcbc2ffaca194ddc79fbaed895.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{AC746233-E9D3-49CD-862F-068F7B7CCCA4}\LocalServer32 0312f2bfbdeaf9061f4ba0443d87c2fce68846fcbc2ffaca194ddc79fbaed895.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{AC746233-E9D3-49CD-862F-068F7B7CCCA4}\LocalServer32\ = "C:\\Users\\Admin\\AppData\\Local\\Temp\\0312f2bfbdeaf9061f4ba0443d87c2fce68846fcbc2ffaca194ddc79fbaed895.exe" 0312f2bfbdeaf9061f4ba0443d87c2fce68846fcbc2ffaca194ddc79fbaed895.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{AC746233-E9D3-49CD-862F-068F7B7CCCA4}\ = "IDMan" 0312f2bfbdeaf9061f4ba0443d87c2fce68846fcbc2ffaca194ddc79fbaed895.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{AC746233-E9D3-49CD-862F-068F7B7CCCA4}\RunAs = "Interactive User" 0312f2bfbdeaf9061f4ba0443d87c2fce68846fcbc2ffaca194ddc79fbaed895.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\IDMan.CIDMLinkTransmitter 0312f2bfbdeaf9061f4ba0443d87c2fce68846fcbc2ffaca194ddc79fbaed895.exe Key created \REGISTRY\MACHINE\SOFTWARE\Classes\IDMan.CIDMLinkTransmitter\CLSID 0312f2bfbdeaf9061f4ba0443d87c2fce68846fcbc2ffaca194ddc79fbaed895.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\IDMan.CIDMLinkTransmitter\CLSID\ = "{AC746233-E9D3-49CD-862F-068F7B7CCCA4}" 0312f2bfbdeaf9061f4ba0443d87c2fce68846fcbc2ffaca194ddc79fbaed895.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\Classes\Wow6432Node\CLSID\{AC746233-E9D3-49CD-862F-068F7B7CCCA4}\AppID = "{AC746233-E9D3-49CD-862F-068F7B7CCCA4}" 0312f2bfbdeaf9061f4ba0443d87c2fce68846fcbc2ffaca194ddc79fbaed895.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Classes\AppID\{AC746233-E9D3-49CD-862F-068F7B7CCCA4}\ROTFlags = "1" 0312f2bfbdeaf9061f4ba0443d87c2fce68846fcbc2ffaca194ddc79fbaed895.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
0312f2bfbdeaf9061f4ba0443d87c2fce68846fcbc2ffaca194ddc79fbaed895.exedescription pid process Token: SeRestorePrivilege 452 0312f2bfbdeaf9061f4ba0443d87c2fce68846fcbc2ffaca194ddc79fbaed895.exe -
Suspicious use of SetWindowsHookEx 3 IoCs
Processes:
0312f2bfbdeaf9061f4ba0443d87c2fce68846fcbc2ffaca194ddc79fbaed895.exepid process 452 0312f2bfbdeaf9061f4ba0443d87c2fce68846fcbc2ffaca194ddc79fbaed895.exe 452 0312f2bfbdeaf9061f4ba0443d87c2fce68846fcbc2ffaca194ddc79fbaed895.exe 452 0312f2bfbdeaf9061f4ba0443d87c2fce68846fcbc2ffaca194ddc79fbaed895.exe -
Suspicious use of WriteProcessMemory 7 IoCs
Processes:
0312f2bfbdeaf9061f4ba0443d87c2fce68846fcbc2ffaca194ddc79fbaed895.exedescription pid process target process PID 452 wrote to memory of 1116 452 0312f2bfbdeaf9061f4ba0443d87c2fce68846fcbc2ffaca194ddc79fbaed895.exe regsvr32.exe PID 452 wrote to memory of 1116 452 0312f2bfbdeaf9061f4ba0443d87c2fce68846fcbc2ffaca194ddc79fbaed895.exe regsvr32.exe PID 452 wrote to memory of 1116 452 0312f2bfbdeaf9061f4ba0443d87c2fce68846fcbc2ffaca194ddc79fbaed895.exe regsvr32.exe PID 452 wrote to memory of 1116 452 0312f2bfbdeaf9061f4ba0443d87c2fce68846fcbc2ffaca194ddc79fbaed895.exe regsvr32.exe PID 452 wrote to memory of 1116 452 0312f2bfbdeaf9061f4ba0443d87c2fce68846fcbc2ffaca194ddc79fbaed895.exe regsvr32.exe PID 452 wrote to memory of 1116 452 0312f2bfbdeaf9061f4ba0443d87c2fce68846fcbc2ffaca194ddc79fbaed895.exe regsvr32.exe PID 452 wrote to memory of 1116 452 0312f2bfbdeaf9061f4ba0443d87c2fce68846fcbc2ffaca194ddc79fbaed895.exe regsvr32.exe
Processes
-
C:\Users\Admin\AppData\Local\Temp\0312f2bfbdeaf9061f4ba0443d87c2fce68846fcbc2ffaca194ddc79fbaed895.exe"C:\Users\Admin\AppData\Local\Temp\0312f2bfbdeaf9061f4ba0443d87c2fce68846fcbc2ffaca194ddc79fbaed895.exe"1⤵
- Modifies Internet Explorer settings
- Modifies registry class
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:452 -
C:\Windows\SysWOW64\regsvr32.exe"C:\Windows\System32\regsvr32.exe" /s "C:\Users\Admin\AppData\Local\Temp\IDMShellExt64.dll"2⤵PID:1116