Analysis
-
max time kernel
141s -
max time network
138s -
platform
windows7_x64 -
resource
win7v20210410 -
submitted
15-05-2021 14:52
Static task
static1
Behavioral task
behavioral1
Sample
5de62c3c1c41d06149b79ba86dfe8d50efc5dcef0b0850d3fdb85f0f0d20f3cc.exe
Resource
win7v20210410
General
-
Target
5de62c3c1c41d06149b79ba86dfe8d50efc5dcef0b0850d3fdb85f0f0d20f3cc.exe
-
Size
542KB
-
MD5
b4c74676450971f9f31274c662c00d5a
-
SHA1
0a5e1c81f52723c054ac9d2c8f1a8dff5f4709ca
-
SHA256
5de62c3c1c41d06149b79ba86dfe8d50efc5dcef0b0850d3fdb85f0f0d20f3cc
-
SHA512
7571c7b29b6b8fdbd95a06460a6603153627fbeff82c45305e00ef24cc52edf9f09afbc4cc6f2110ad35896288108a8ad75455ee71d59a363b63a9f1f2aeb841
Malware Config
Signatures
-
Executes dropped EXE 2 IoCs
Processes:
5de62c3c1c41d06149b79ba86dfe8d50efc5dcef0b0850d3fdb85f0f0d20f3ccSrv.exeDesktopLayer.exepid process 1956 5de62c3c1c41d06149b79ba86dfe8d50efc5dcef0b0850d3fdb85f0f0d20f3ccSrv.exe 2044 DesktopLayer.exe -
Processes:
resource yara_rule \Users\Admin\AppData\Local\Temp\5de62c3c1c41d06149b79ba86dfe8d50efc5dcef0b0850d3fdb85f0f0d20f3ccSrv.exe upx C:\Users\Admin\AppData\Local\Temp\5de62c3c1c41d06149b79ba86dfe8d50efc5dcef0b0850d3fdb85f0f0d20f3ccSrv.exe upx \Program Files (x86)\Microsoft\DesktopLayer.exe upx C:\Program Files (x86)\Microsoft\DesktopLayer.exe upx C:\Users\Admin\AppData\Local\Temp\5de62c3c1c41d06149b79ba86dfe8d50efc5dcef0b0850d3fdb85f0f0d20f3ccSrv.exe upx C:\Program Files (x86)\Microsoft\DesktopLayer.exe upx behavioral1/memory/1956-76-0x0000000000400000-0x000000000042E000-memory.dmp upx -
Loads dropped DLL 2 IoCs
Processes:
5de62c3c1c41d06149b79ba86dfe8d50efc5dcef0b0850d3fdb85f0f0d20f3cc.exe5de62c3c1c41d06149b79ba86dfe8d50efc5dcef0b0850d3fdb85f0f0d20f3ccSrv.exepid process 484 5de62c3c1c41d06149b79ba86dfe8d50efc5dcef0b0850d3fdb85f0f0d20f3cc.exe 1956 5de62c3c1c41d06149b79ba86dfe8d50efc5dcef0b0850d3fdb85f0f0d20f3ccSrv.exe -
Drops file in Program Files directory 3 IoCs
Processes:
5de62c3c1c41d06149b79ba86dfe8d50efc5dcef0b0850d3fdb85f0f0d20f3ccSrv.exedescription ioc process File opened for modification C:\Program Files (x86)\Microsoft\DesktopLayer.exe 5de62c3c1c41d06149b79ba86dfe8d50efc5dcef0b0850d3fdb85f0f0d20f3ccSrv.exe File opened for modification C:\Program Files (x86)\Microsoft\px1DDD.tmp 5de62c3c1c41d06149b79ba86dfe8d50efc5dcef0b0850d3fdb85f0f0d20f3ccSrv.exe File created C:\Program Files (x86)\Microsoft\DesktopLayer.exe 5de62c3c1c41d06149b79ba86dfe8d50efc5dcef0b0850d3fdb85f0f0d20f3ccSrv.exe -
Processes:
iexplore.exeIEXPLORE.EXEdescription ioc process Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\Toolbar\WebBrowser iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\Main\FullScreen = "no" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\Main IEXPLORE.EXE Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\DomainSuggestion iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\en-US = "en-US.1" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\IntelliForms iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\Main\CompatibilityFlags = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\IETld\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\BrowserEmulation\LowMic iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\LowRegistry\DOMStorage iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\Zoom iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\Recovery\PendingRecovery\AdminActive = "0" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames\ iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\LowRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\PageSetup iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\NextUpdateDate = "327891364" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\LowRegistry\DontShowMeThisDialogAgain iexplore.exe Set value (data) \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\Main\Window_Placement = 2c0000000200000003000000ffffffffffffffffffffffffffffffff2400000024000000aa04000089020000 iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\InternetRegistry iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\Toolbar iexplore.exe Set value (int) \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\Recovery\AdminActive\{135EF1B1-B5E1-11EB-AB32-6E76A0352788} = "0" iexplore.exe Set value (str) \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\Main\WindowsSearch\Version = "WS not running" iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\DomainSuggestion\FileNames iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\Main iexplore.exe Key created \REGISTRY\USER\S-1-5-21-2513283230-931923277-594887482-1000\Software\Microsoft\Internet Explorer\GPU iexplore.exe -
Suspicious behavior: EnumeratesProcesses 4 IoCs
Processes:
DesktopLayer.exepid process 2044 DesktopLayer.exe 2044 DesktopLayer.exe 2044 DesktopLayer.exe 2044 DesktopLayer.exe -
Suspicious behavior: GetForegroundWindowSpam 1 IoCs
Processes:
iexplore.exepid process 1996 iexplore.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
iexplore.exepid process 1996 iexplore.exe -
Suspicious use of SetWindowsHookEx 6 IoCs
Processes:
iexplore.exeIEXPLORE.EXEpid process 1996 iexplore.exe 1996 iexplore.exe 1240 IEXPLORE.EXE 1240 IEXPLORE.EXE 1240 IEXPLORE.EXE 1240 IEXPLORE.EXE -
Suspicious use of WriteProcessMemory 16 IoCs
Processes:
5de62c3c1c41d06149b79ba86dfe8d50efc5dcef0b0850d3fdb85f0f0d20f3cc.exe5de62c3c1c41d06149b79ba86dfe8d50efc5dcef0b0850d3fdb85f0f0d20f3ccSrv.exeDesktopLayer.exeiexplore.exedescription pid process target process PID 484 wrote to memory of 1956 484 5de62c3c1c41d06149b79ba86dfe8d50efc5dcef0b0850d3fdb85f0f0d20f3cc.exe 5de62c3c1c41d06149b79ba86dfe8d50efc5dcef0b0850d3fdb85f0f0d20f3ccSrv.exe PID 484 wrote to memory of 1956 484 5de62c3c1c41d06149b79ba86dfe8d50efc5dcef0b0850d3fdb85f0f0d20f3cc.exe 5de62c3c1c41d06149b79ba86dfe8d50efc5dcef0b0850d3fdb85f0f0d20f3ccSrv.exe PID 484 wrote to memory of 1956 484 5de62c3c1c41d06149b79ba86dfe8d50efc5dcef0b0850d3fdb85f0f0d20f3cc.exe 5de62c3c1c41d06149b79ba86dfe8d50efc5dcef0b0850d3fdb85f0f0d20f3ccSrv.exe PID 484 wrote to memory of 1956 484 5de62c3c1c41d06149b79ba86dfe8d50efc5dcef0b0850d3fdb85f0f0d20f3cc.exe 5de62c3c1c41d06149b79ba86dfe8d50efc5dcef0b0850d3fdb85f0f0d20f3ccSrv.exe PID 1956 wrote to memory of 2044 1956 5de62c3c1c41d06149b79ba86dfe8d50efc5dcef0b0850d3fdb85f0f0d20f3ccSrv.exe DesktopLayer.exe PID 1956 wrote to memory of 2044 1956 5de62c3c1c41d06149b79ba86dfe8d50efc5dcef0b0850d3fdb85f0f0d20f3ccSrv.exe DesktopLayer.exe PID 1956 wrote to memory of 2044 1956 5de62c3c1c41d06149b79ba86dfe8d50efc5dcef0b0850d3fdb85f0f0d20f3ccSrv.exe DesktopLayer.exe PID 1956 wrote to memory of 2044 1956 5de62c3c1c41d06149b79ba86dfe8d50efc5dcef0b0850d3fdb85f0f0d20f3ccSrv.exe DesktopLayer.exe PID 2044 wrote to memory of 1996 2044 DesktopLayer.exe iexplore.exe PID 2044 wrote to memory of 1996 2044 DesktopLayer.exe iexplore.exe PID 2044 wrote to memory of 1996 2044 DesktopLayer.exe iexplore.exe PID 2044 wrote to memory of 1996 2044 DesktopLayer.exe iexplore.exe PID 1996 wrote to memory of 1240 1996 iexplore.exe IEXPLORE.EXE PID 1996 wrote to memory of 1240 1996 iexplore.exe IEXPLORE.EXE PID 1996 wrote to memory of 1240 1996 iexplore.exe IEXPLORE.EXE PID 1996 wrote to memory of 1240 1996 iexplore.exe IEXPLORE.EXE
Processes
-
C:\Users\Admin\AppData\Local\Temp\5de62c3c1c41d06149b79ba86dfe8d50efc5dcef0b0850d3fdb85f0f0d20f3cc.exe"C:\Users\Admin\AppData\Local\Temp\5de62c3c1c41d06149b79ba86dfe8d50efc5dcef0b0850d3fdb85f0f0d20f3cc.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:484 -
C:\Users\Admin\AppData\Local\Temp\5de62c3c1c41d06149b79ba86dfe8d50efc5dcef0b0850d3fdb85f0f0d20f3ccSrv.exeC:\Users\Admin\AppData\Local\Temp\5de62c3c1c41d06149b79ba86dfe8d50efc5dcef0b0850d3fdb85f0f0d20f3ccSrv.exe2⤵
- Executes dropped EXE
- Loads dropped DLL
- Drops file in Program Files directory
- Suspicious use of WriteProcessMemory
PID:1956 -
C:\Program Files (x86)\Microsoft\DesktopLayer.exe"C:\Program Files (x86)\Microsoft\DesktopLayer.exe"3⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2044 -
C:\Program Files\Internet Explorer\iexplore.exe"C:\Program Files\Internet Explorer\iexplore.exe"4⤵
- Modifies Internet Explorer settings
- Suspicious behavior: GetForegroundWindowSpam
- Suspicious use of FindShellTrayWindow
- Suspicious use of SetWindowsHookEx
- Suspicious use of WriteProcessMemory
PID:1996 -
C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE"C:\Program Files (x86)\Internet Explorer\IEXPLORE.EXE" SCODEF:1996 CREDAT:275457 /prefetch:25⤵
- Modifies Internet Explorer settings
- Suspicious use of SetWindowsHookEx
PID:1240
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
Loading Replay Monitor...
Downloads
-
C:\Program Files (x86)\Microsoft\DesktopLayer.exeMD5
da18881ccaefeaa4942af9291cb34826
SHA1e4f33c21684bede05ccea60dd0767250ff2b3aba
SHA2561d736643af18fe45f74f67a68c3268b39e7dbd84aaaf46dba5e23e48e8402842
SHA5122420cf80794f4e74fb95934698714d4386e022d68c0c4e181d9d6e189bf3fab09f920e6e9128e423a1dbf357558bab628133d1084a7a306617c3a9c2461a5901
-
C:\Program Files (x86)\Microsoft\DesktopLayer.exeMD5
da18881ccaefeaa4942af9291cb34826
SHA1e4f33c21684bede05ccea60dd0767250ff2b3aba
SHA2561d736643af18fe45f74f67a68c3268b39e7dbd84aaaf46dba5e23e48e8402842
SHA5122420cf80794f4e74fb95934698714d4386e022d68c0c4e181d9d6e189bf3fab09f920e6e9128e423a1dbf357558bab628133d1084a7a306617c3a9c2461a5901
-
C:\Users\Admin\AppData\Local\Temp\5de62c3c1c41d06149b79ba86dfe8d50efc5dcef0b0850d3fdb85f0f0d20f3ccSrv.exeMD5
da18881ccaefeaa4942af9291cb34826
SHA1e4f33c21684bede05ccea60dd0767250ff2b3aba
SHA2561d736643af18fe45f74f67a68c3268b39e7dbd84aaaf46dba5e23e48e8402842
SHA5122420cf80794f4e74fb95934698714d4386e022d68c0c4e181d9d6e189bf3fab09f920e6e9128e423a1dbf357558bab628133d1084a7a306617c3a9c2461a5901
-
C:\Users\Admin\AppData\Local\Temp\5de62c3c1c41d06149b79ba86dfe8d50efc5dcef0b0850d3fdb85f0f0d20f3ccSrv.exeMD5
da18881ccaefeaa4942af9291cb34826
SHA1e4f33c21684bede05ccea60dd0767250ff2b3aba
SHA2561d736643af18fe45f74f67a68c3268b39e7dbd84aaaf46dba5e23e48e8402842
SHA5122420cf80794f4e74fb95934698714d4386e022d68c0c4e181d9d6e189bf3fab09f920e6e9128e423a1dbf357558bab628133d1084a7a306617c3a9c2461a5901
-
C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Cookies\DO37XYN8.txtMD5
711fa3bab95c0c95a14b10ca4cbecc42
SHA12c915741434c8c4342f714ed0acb00af0218f222
SHA2562e6dc365e1974299c81683e1b678e42ddb86bbc54964e4235918bcb64c1f4ff0
SHA512457edf3268a0c6442b2d6fa2350031c54ea25569c5f893e56d2127ff2d81341645fc5c73341a0b6464074a4ecff3b4d188d1e96ad93e871d03d6132458353f11
-
\Program Files (x86)\Microsoft\DesktopLayer.exeMD5
da18881ccaefeaa4942af9291cb34826
SHA1e4f33c21684bede05ccea60dd0767250ff2b3aba
SHA2561d736643af18fe45f74f67a68c3268b39e7dbd84aaaf46dba5e23e48e8402842
SHA5122420cf80794f4e74fb95934698714d4386e022d68c0c4e181d9d6e189bf3fab09f920e6e9128e423a1dbf357558bab628133d1084a7a306617c3a9c2461a5901
-
\Users\Admin\AppData\Local\Temp\5de62c3c1c41d06149b79ba86dfe8d50efc5dcef0b0850d3fdb85f0f0d20f3ccSrv.exeMD5
da18881ccaefeaa4942af9291cb34826
SHA1e4f33c21684bede05ccea60dd0767250ff2b3aba
SHA2561d736643af18fe45f74f67a68c3268b39e7dbd84aaaf46dba5e23e48e8402842
SHA5122420cf80794f4e74fb95934698714d4386e022d68c0c4e181d9d6e189bf3fab09f920e6e9128e423a1dbf357558bab628133d1084a7a306617c3a9c2461a5901
-
memory/484-60-0x0000000075EF1000-0x0000000075EF3000-memory.dmpFilesize
8KB
-
memory/484-74-0x0000000000220000-0x0000000000221000-memory.dmpFilesize
4KB
-
memory/1240-73-0x0000000000000000-mapping.dmp
-
memory/1956-76-0x0000000000400000-0x000000000042E000-memory.dmpFilesize
184KB
-
memory/1956-62-0x0000000000000000-mapping.dmp
-
memory/1956-75-0x00000000003B0000-0x00000000003BF000-memory.dmpFilesize
60KB
-
memory/1996-72-0x0000000000000000-mapping.dmp
-
memory/1996-79-0x0000000004820000-0x0000000004821000-memory.dmpFilesize
4KB
-
memory/2044-71-0x00000000001E0000-0x00000000001E1000-memory.dmpFilesize
4KB
-
memory/2044-67-0x0000000000000000-mapping.dmp