Analysis Overview
SHA256
a633aeabdd9695dfff9ce5c5a350a6b9af55e9fb88a5ed3c3c150b4bceeb5cc0
Threat Level: Known bad
The file a633aeabdd9695dfff9ce5c5a350a6b9af55e9fb88a5ed3c3c150b4bceeb5cc0 was found to be: Known bad.
Malicious Activity Summary
Modifies WinLogon for persistence
Imminent RAT
Executes dropped EXE
Loads dropped DLL
Deletes itself
Adds Run key to start application
Drops desktop.ini file(s)
Drops file in Windows directory
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Runs ping.exe
Suspicious behavior: GetForegroundWindowSpam
Suspicious use of SetWindowsHookEx
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2022-01-22 01:11
Signatures
Analysis: behavioral1
Detonation Overview
Submitted
2022-01-22 01:11
Reported
2022-01-22 06:00
Platform
win7-en-20211208
Max time kernel
155s
Max time network
157s
Command Line
Signatures
Imminent RAT
Modifies WinLogon for persistence
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "\"C:\\Users\\Admin\\AppData\\Roaming\\j68QmrzfeBZIXLKG\\dEx1TdOVUAJc.exe\",explorer.exe" | C:\Users\Admin\AppData\Local\Temp\a633aeabdd9695dfff9ce5c5a350a6b9af55e9fb88a5ed3c3c150b4bceeb5cc0.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "\"C:\\Users\\Admin\\AppData\\Roaming\\j68QmrzfeBZIXLKG\\btscqmOwyEV5.exe\",explorer.exe" | C:\Users\Admin\AppData\Local\Temp\a633aeabdd9695dfff9ce5c5a350a6b9af55e9fb88a5ed3c3c150b4bceeb5cc0\a633aeabdd9695dfff9ce5c5a350a6b9af55e9fb88a5ed3c3c150b4bceeb5cc0.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\a633aeabdd9695dfff9ce5c5a350a6b9af55e9fb88a5ed3c3c150b4bceeb5cc0\a633aeabdd9695dfff9ce5c5a350a6b9af55e9fb88a5ed3c3c150b4bceeb5cc0.exe | N/A |
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\cmd.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\a633aeabdd9695dfff9ce5c5a350a6b9af55e9fb88a5ed3c3c150b4bceeb5cc0.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-3846991908-3261386348-1409841751-1000\Software\Microsoft\Windows\CurrentVersion\Run\WinStartup = "C:\\Users\\Admin\\AppData\\Roaming\\WinStartup\\WinHostProcess.exe" | C:\Users\Admin\AppData\Local\Temp\a633aeabdd9695dfff9ce5c5a350a6b9af55e9fb88a5ed3c3c150b4bceeb5cc0\a633aeabdd9695dfff9ce5c5a350a6b9af55e9fb88a5ed3c3c150b4bceeb5cc0.exe | N/A |
Enumerates physical storage devices
Runs ping.exe
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\PING.EXE | N/A |
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\a633aeabdd9695dfff9ce5c5a350a6b9af55e9fb88a5ed3c3c150b4bceeb5cc0\a633aeabdd9695dfff9ce5c5a350a6b9af55e9fb88a5ed3c3c150b4bceeb5cc0.exe | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\a633aeabdd9695dfff9ce5c5a350a6b9af55e9fb88a5ed3c3c150b4bceeb5cc0\a633aeabdd9695dfff9ce5c5a350a6b9af55e9fb88a5ed3c3c150b4bceeb5cc0.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\a633aeabdd9695dfff9ce5c5a350a6b9af55e9fb88a5ed3c3c150b4bceeb5cc0.exe
"C:\Users\Admin\AppData\Local\Temp\a633aeabdd9695dfff9ce5c5a350a6b9af55e9fb88a5ed3c3c150b4bceeb5cc0.exe"
C:\Users\Admin\AppData\Local\Temp\a633aeabdd9695dfff9ce5c5a350a6b9af55e9fb88a5ed3c3c150b4bceeb5cc0\a633aeabdd9695dfff9ce5c5a350a6b9af55e9fb88a5ed3c3c150b4bceeb5cc0.exe
"C:\Users\Admin\AppData\Local\Temp\a633aeabdd9695dfff9ce5c5a350a6b9af55e9fb88a5ed3c3c150b4bceeb5cc0\a633aeabdd9695dfff9ce5c5a350a6b9af55e9fb88a5ed3c3c150b4bceeb5cc0.exe"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /C ping 1.1.1.1 -n 1 -w 1000 > Nul & Del "C:\Users\Admin\AppData\Local\Temp\a633aeabdd9695dfff9ce5c5a350a6b9af55e9fb88a5ed3c3c150b4bceeb5cc0.exe"
C:\Windows\SysWOW64\PING.EXE
ping 1.1.1.1 -n 1 -w 1000
Network
| Country | Destination | Domain | Proto |
| CA | 184.75.209.157:55164 | tcp | |
| CA | 184.75.209.157:55164 | tcp | |
| CA | 184.75.209.157:55164 | tcp | |
| CA | 184.75.209.157:55164 | tcp | |
| CA | 184.75.209.157:55164 | tcp | |
| CA | 184.75.209.157:55164 | tcp | |
| CA | 184.75.209.157:55164 | tcp | |
| CA | 184.75.209.157:55164 | tcp | |
| CA | 184.75.209.157:55164 | tcp | |
| CA | 184.75.209.157:55164 | tcp | |
| CA | 184.75.209.157:55164 | tcp | |
| CA | 184.75.209.157:55164 | tcp | |
| CA | 184.75.209.157:55164 | tcp | |
| CA | 184.75.209.157:55164 | tcp | |
| CA | 184.75.209.157:55164 | tcp | |
| CA | 184.75.209.157:55164 | tcp | |
| CA | 184.75.209.157:55164 | tcp | |
| CA | 184.75.209.157:55164 | tcp | |
| CA | 184.75.209.157:55164 | tcp | |
| CA | 184.75.209.157:55164 | tcp | |
| CA | 184.75.209.157:55164 | tcp | |
| CA | 184.75.209.157:55164 | tcp | |
| CA | 184.75.209.157:55164 | tcp | |
| CA | 184.75.209.157:55164 | tcp | |
| CA | 184.75.209.157:55164 | tcp | |
| CA | 184.75.209.157:55164 | tcp | |
| CA | 184.75.209.157:55164 | tcp | |
| CA | 184.75.209.157:55164 | tcp | |
| CA | 184.75.209.157:55164 | tcp |
Files
memory/1296-54-0x0000000075CE1000-0x0000000075CE3000-memory.dmp
memory/1296-55-0x00000000022E0000-0x00000000022E1000-memory.dmp
memory/1296-56-0x00000000022E5000-0x00000000022F6000-memory.dmp
memory/1296-57-0x00000000022F6000-0x00000000022F7000-memory.dmp
\Users\Admin\AppData\Local\Temp\a633aeabdd9695dfff9ce5c5a350a6b9af55e9fb88a5ed3c3c150b4bceeb5cc0\a633aeabdd9695dfff9ce5c5a350a6b9af55e9fb88a5ed3c3c150b4bceeb5cc0.exe
| MD5 | 96aaf9d1fb5128f7bf74af569c547a71 |
| SHA1 | 078621841d45a72b5db5c45bb0bc8872d051acaa |
| SHA256 | a633aeabdd9695dfff9ce5c5a350a6b9af55e9fb88a5ed3c3c150b4bceeb5cc0 |
| SHA512 | ab14e9cb092e5998125c3c2673c32cf1ff4b544bd56acf49d4f0763d3ccde05f72d0e7c3573ef169ed4d40dc779419fd01be4490039c0e9eac459768d80234c1 |
C:\Users\Admin\AppData\Local\Temp\a633aeabdd9695dfff9ce5c5a350a6b9af55e9fb88a5ed3c3c150b4bceeb5cc0\a633aeabdd9695dfff9ce5c5a350a6b9af55e9fb88a5ed3c3c150b4bceeb5cc0.exe
| MD5 | 96aaf9d1fb5128f7bf74af569c547a71 |
| SHA1 | 078621841d45a72b5db5c45bb0bc8872d051acaa |
| SHA256 | a633aeabdd9695dfff9ce5c5a350a6b9af55e9fb88a5ed3c3c150b4bceeb5cc0 |
| SHA512 | ab14e9cb092e5998125c3c2673c32cf1ff4b544bd56acf49d4f0763d3ccde05f72d0e7c3573ef169ed4d40dc779419fd01be4490039c0e9eac459768d80234c1 |
C:\Users\Admin\AppData\Local\Temp\a633aeabdd9695dfff9ce5c5a350a6b9af55e9fb88a5ed3c3c150b4bceeb5cc0\a633aeabdd9695dfff9ce5c5a350a6b9af55e9fb88a5ed3c3c150b4bceeb5cc0.exe
| MD5 | 96aaf9d1fb5128f7bf74af569c547a71 |
| SHA1 | 078621841d45a72b5db5c45bb0bc8872d051acaa |
| SHA256 | a633aeabdd9695dfff9ce5c5a350a6b9af55e9fb88a5ed3c3c150b4bceeb5cc0 |
| SHA512 | ab14e9cb092e5998125c3c2673c32cf1ff4b544bd56acf49d4f0763d3ccde05f72d0e7c3573ef169ed4d40dc779419fd01be4490039c0e9eac459768d80234c1 |
memory/1384-62-0x0000000000AA0000-0x0000000000AA1000-memory.dmp
memory/1384-63-0x0000000000AA5000-0x0000000000AB6000-memory.dmp
memory/1384-64-0x0000000000AB6000-0x0000000000AB7000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2022-01-22 01:11
Reported
2022-01-22 06:01
Platform
win10-en-20211208
Max time kernel
185s
Max time network
202s
Command Line
Signatures
Imminent RAT
Modifies WinLogon for persistence
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2361464256-2201551969-2316606395-1000\Software\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "\"C:\\Users\\Admin\\AppData\\Roaming\\j68QmrzfeBZIXLKG\\xQpCQkLTQRdG.exe\",explorer.exe" | C:\Users\Admin\AppData\Local\Temp\a633aeabdd9695dfff9ce5c5a350a6b9af55e9fb88a5ed3c3c150b4bceeb5cc0.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2361464256-2201551969-2316606395-1000\Software\Microsoft\Windows NT\CurrentVersion\Winlogon\Shell = "\"C:\\Users\\Admin\\AppData\\Roaming\\j68QmrzfeBZIXLKG\\wAyAKDBBAkt6.exe\",explorer.exe" | C:\Users\Admin\AppData\Local\Temp\a633aeabdd9695dfff9ce5c5a350a6b9af55e9fb88a5ed3c3c150b4bceeb5cc0\a633aeabdd9695dfff9ce5c5a350a6b9af55e9fb88a5ed3c3c150b4bceeb5cc0.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\a633aeabdd9695dfff9ce5c5a350a6b9af55e9fb88a5ed3c3c150b4bceeb5cc0\a633aeabdd9695dfff9ce5c5a350a6b9af55e9fb88a5ed3c3c150b4bceeb5cc0.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-2361464256-2201551969-2316606395-1000\Software\Microsoft\Windows\CurrentVersion\Run\WinStartup = "C:\\Users\\Admin\\AppData\\Roaming\\WinStartup\\WinHostProcess.exe" | C:\Users\Admin\AppData\Local\Temp\a633aeabdd9695dfff9ce5c5a350a6b9af55e9fb88a5ed3c3c150b4bceeb5cc0\a633aeabdd9695dfff9ce5c5a350a6b9af55e9fb88a5ed3c3c150b4bceeb5cc0.exe | N/A |
Drops desktop.ini file(s)
| Description | Indicator | Process | Target |
| File created | C:\Windows\assembly\Desktop.ini | C:\Users\Admin\AppData\Local\Temp\a633aeabdd9695dfff9ce5c5a350a6b9af55e9fb88a5ed3c3c150b4bceeb5cc0\a633aeabdd9695dfff9ce5c5a350a6b9af55e9fb88a5ed3c3c150b4bceeb5cc0.exe | N/A |
| File opened for modification | C:\Windows\assembly\Desktop.ini | C:\Users\Admin\AppData\Local\Temp\a633aeabdd9695dfff9ce5c5a350a6b9af55e9fb88a5ed3c3c150b4bceeb5cc0\a633aeabdd9695dfff9ce5c5a350a6b9af55e9fb88a5ed3c3c150b4bceeb5cc0.exe | N/A |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\assembly | C:\Users\Admin\AppData\Local\Temp\a633aeabdd9695dfff9ce5c5a350a6b9af55e9fb88a5ed3c3c150b4bceeb5cc0\a633aeabdd9695dfff9ce5c5a350a6b9af55e9fb88a5ed3c3c150b4bceeb5cc0.exe | N/A |
| File created | C:\Windows\assembly\Desktop.ini | C:\Users\Admin\AppData\Local\Temp\a633aeabdd9695dfff9ce5c5a350a6b9af55e9fb88a5ed3c3c150b4bceeb5cc0\a633aeabdd9695dfff9ce5c5a350a6b9af55e9fb88a5ed3c3c150b4bceeb5cc0.exe | N/A |
| File opened for modification | C:\Windows\assembly\Desktop.ini | C:\Users\Admin\AppData\Local\Temp\a633aeabdd9695dfff9ce5c5a350a6b9af55e9fb88a5ed3c3c150b4bceeb5cc0\a633aeabdd9695dfff9ce5c5a350a6b9af55e9fb88a5ed3c3c150b4bceeb5cc0.exe | N/A |
Enumerates physical storage devices
Runs ping.exe
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\PING.EXE | N/A |
Suspicious behavior: GetForegroundWindowSpam
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\a633aeabdd9695dfff9ce5c5a350a6b9af55e9fb88a5ed3c3c150b4bceeb5cc0\a633aeabdd9695dfff9ce5c5a350a6b9af55e9fb88a5ed3c3c150b4bceeb5cc0.exe | N/A |
Suspicious use of AdjustPrivilegeToken
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\a633aeabdd9695dfff9ce5c5a350a6b9af55e9fb88a5ed3c3c150b4bceeb5cc0\a633aeabdd9695dfff9ce5c5a350a6b9af55e9fb88a5ed3c3c150b4bceeb5cc0.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\a633aeabdd9695dfff9ce5c5a350a6b9af55e9fb88a5ed3c3c150b4bceeb5cc0.exe
"C:\Users\Admin\AppData\Local\Temp\a633aeabdd9695dfff9ce5c5a350a6b9af55e9fb88a5ed3c3c150b4bceeb5cc0.exe"
C:\Users\Admin\AppData\Local\Temp\a633aeabdd9695dfff9ce5c5a350a6b9af55e9fb88a5ed3c3c150b4bceeb5cc0\a633aeabdd9695dfff9ce5c5a350a6b9af55e9fb88a5ed3c3c150b4bceeb5cc0.exe
"C:\Users\Admin\AppData\Local\Temp\a633aeabdd9695dfff9ce5c5a350a6b9af55e9fb88a5ed3c3c150b4bceeb5cc0\a633aeabdd9695dfff9ce5c5a350a6b9af55e9fb88a5ed3c3c150b4bceeb5cc0.exe"
C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /C ping 1.1.1.1 -n 1 -w 1000 > Nul & Del "C:\Users\Admin\AppData\Local\Temp\a633aeabdd9695dfff9ce5c5a350a6b9af55e9fb88a5ed3c3c150b4bceeb5cc0.exe"
C:\Windows\SysWOW64\PING.EXE
ping 1.1.1.1 -n 1 -w 1000
Network
| Country | Destination | Domain | Proto |
| CA | 184.75.209.157:55164 | tcp | |
| CA | 184.75.209.157:55164 | tcp | |
| CA | 184.75.209.157:55164 | tcp | |
| CA | 184.75.209.157:55164 | tcp | |
| CA | 184.75.209.157:55164 | tcp | |
| CA | 184.75.209.157:55164 | tcp | |
| US | 8.238.20.254:80 | tcp | |
| CA | 184.75.209.157:55164 | tcp | |
| CA | 184.75.209.157:55164 | tcp | |
| CA | 184.75.209.157:55164 | tcp | |
| CA | 184.75.209.157:55164 | tcp | |
| CA | 184.75.209.157:55164 | tcp | |
| US | 8.238.20.254:80 | tcp | |
| CA | 184.75.209.157:55164 | tcp | |
| CA | 184.75.209.157:55164 | tcp | |
| CA | 184.75.209.157:55164 | tcp | |
| CA | 184.75.209.157:55164 | tcp | |
| CA | 184.75.209.157:55164 | tcp | |
| CA | 184.75.209.157:55164 | tcp | |
| CA | 184.75.209.157:55164 | tcp |
Files
memory/1856-115-0x0000000002DB0000-0x0000000002DB1000-memory.dmp
memory/1856-116-0x0000000002DB3000-0x0000000002DB5000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\a633aeabdd9695dfff9ce5c5a350a6b9af55e9fb88a5ed3c3c150b4bceeb5cc0\a633aeabdd9695dfff9ce5c5a350a6b9af55e9fb88a5ed3c3c150b4bceeb5cc0.exe
| MD5 | 96aaf9d1fb5128f7bf74af569c547a71 |
| SHA1 | 078621841d45a72b5db5c45bb0bc8872d051acaa |
| SHA256 | a633aeabdd9695dfff9ce5c5a350a6b9af55e9fb88a5ed3c3c150b4bceeb5cc0 |
| SHA512 | ab14e9cb092e5998125c3c2673c32cf1ff4b544bd56acf49d4f0763d3ccde05f72d0e7c3573ef169ed4d40dc779419fd01be4490039c0e9eac459768d80234c1 |
C:\Users\Admin\AppData\Local\Temp\a633aeabdd9695dfff9ce5c5a350a6b9af55e9fb88a5ed3c3c150b4bceeb5cc0\a633aeabdd9695dfff9ce5c5a350a6b9af55e9fb88a5ed3c3c150b4bceeb5cc0.exe
| MD5 | 96aaf9d1fb5128f7bf74af569c547a71 |
| SHA1 | 078621841d45a72b5db5c45bb0bc8872d051acaa |
| SHA256 | a633aeabdd9695dfff9ce5c5a350a6b9af55e9fb88a5ed3c3c150b4bceeb5cc0 |
| SHA512 | ab14e9cb092e5998125c3c2673c32cf1ff4b544bd56acf49d4f0763d3ccde05f72d0e7c3573ef169ed4d40dc779419fd01be4490039c0e9eac459768d80234c1 |
memory/3412-119-0x0000000002CF0000-0x0000000002CF1000-memory.dmp
memory/3412-120-0x0000000002CF3000-0x0000000002CF5000-memory.dmp