Analysis Overview
SHA256
544deae2250cf2af18927bd25558a889203cb601efa171f15d550cf28f613978
Threat Level: Known bad
The file Encrypter_protected.exe was found to be: Known bad.
Malicious Activity Summary
Chaos
Chaos Ransomware
Drops startup file
Checks computer location settings
Loads dropped DLL
Executes dropped EXE
Reads user/profile data of web browsers
Drops desktop.ini file(s)
Suspicious use of NtSetInformationThreadHideFromDebugger
Unsigned PE
Enumerates physical storage devices
Suspicious behavior: AddClipboardFormatListener
Suspicious use of WriteProcessMemory
Checks processor information in registry
Enumerates system info in registry
Suspicious use of FindShellTrayWindow
Suspicious behavior: EnumeratesProcesses
Modifies registry class
Suspicious use of AdjustPrivilegeToken
Opens file in notepad (likely ransom note)
Suspicious use of SetWindowsHookEx
MITRE ATT&CK Matrix V13
Analysis: static1
Detonation Overview
Reported
2024-07-02 08:23
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-07-02 08:23
Reported
2024-07-02 08:24
Platform
win7-20240508-en
Max time kernel
30s
Max time network
30s
Command Line
Signatures
Chaos
Chaos Ransomware
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Drops startup file
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\svchost.url | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\desktop.ini | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\read_it.txt | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\._cache_Encrypter_protected.exe | N/A |
| N/A | N/A | C:\ProgramData\Synaptics\Synaptics.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Encrypter_protected.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Encrypter_protected.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Encrypter_protected.exe | N/A |
| N/A | N/A | C:\ProgramData\Synaptics\Synaptics.exe | N/A |
| N/A | N/A | C:\ProgramData\Synaptics\Synaptics.exe | N/A |
Reads user/profile data of web browsers
Drops desktop.ini file(s)
| Description | Indicator | Process | Target |
| File opened for modification | C:\Users\Admin\Downloads\desktop.ini | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
| File opened for modification | C:\Users\Admin\Videos\desktop.ini | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Internet Explorer\Quick Launch\User Pinned\TaskBar\desktop.ini | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\desktop.ini | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
| File opened for modification | C:\Users\Admin\Links\desktop.ini | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
| File opened for modification | C:\Users\Public\Pictures\desktop.ini | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
| File opened for modification | C:\Users\Public\Videos\Sample Videos\desktop.ini | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
| File opened for modification | C:\Users\Public\Desktop\desktop.ini | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
| File opened for modification | C:\Users\Admin\Desktop\desktop.ini | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Libraries\desktop.ini | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Administrative Tools\desktop.ini | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
| File opened for modification | C:\Users\Public\Pictures\Sample Pictures\desktop.ini | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
| File opened for modification | C:\Users\Public\Music\desktop.ini | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
| File opened for modification | C:\Users\Admin\Music\desktop.ini | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
| File opened for modification | C:\Users\Public\Music\Sample Music\desktop.ini | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
| File opened for modification | C:\Users\Admin\Contacts\desktop.ini | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
| File opened for modification | C:\Users\Admin\Favorites\Links for United States\desktop.ini | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\desktop.ini | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Accessories\System Tools\Desktop.ini | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
| File opened for modification | C:\Users\Public\Documents\desktop.ini | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
| File opened for modification | C:\Users\Public\Videos\desktop.ini | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
| File opened for modification | F:\$RECYCLE.BIN\S-1-5-21-2737914667-933161113-3798636211-1000\desktop.ini | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
| File opened for modification | C:\Users\Admin\Pictures\desktop.ini | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
| File opened for modification | C:\Users\Admin\Saved Games\desktop.ini | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Accessories\Desktop.ini | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Accessories\Accessibility\Desktop.ini | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Maintenance\Desktop.ini | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
| File opened for modification | C:\Users\Admin\Documents\desktop.ini | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
| File opened for modification | C:\Users\Admin\Searches\desktop.ini | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SendTo\Desktop.ini | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
| File opened for modification | C:\Users\Admin\Favorites\desktop.ini | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Internet Explorer\Quick Launch\desktop.ini | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\desktop.ini | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
| File opened for modification | C:\Users\Admin\Favorites\Links\desktop.ini | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
Suspicious use of NtSetInformationThreadHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Encrypter_protected.exe | N/A |
| N/A | N/A | C:\ProgramData\Synaptics\Synaptics.exe | N/A |
| N/A | N/A | C:\ProgramData\Synaptics\Synaptics.exe | N/A |
| N/A | N/A | C:\ProgramData\Synaptics\Synaptics.exe | N/A |
Enumerates physical storage devices
Opens file in notepad (likely ransom note)
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\NOTEPAD.EXE | N/A |
Suspicious behavior: AddClipboardFormatListener
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Encrypter_protected.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\._cache_Encrypter_protected.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\._cache_Encrypter_protected.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\._cache_Encrypter_protected.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
| N/A | N/A | C:\ProgramData\Synaptics\Synaptics.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\._cache_Encrypter_protected.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
Suspicious use of FindShellTrayWindow
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\NOTEPAD.EXE | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Encrypter_protected.exe | N/A |
| N/A | N/A | C:\ProgramData\Synaptics\Synaptics.exe | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\Encrypter_protected.exe
"C:\Users\Admin\AppData\Local\Temp\Encrypter_protected.exe"
C:\Users\Admin\AppData\Local\Temp\._cache_Encrypter_protected.exe
"C:\Users\Admin\AppData\Local\Temp\._cache_Encrypter_protected.exe"
C:\ProgramData\Synaptics\Synaptics.exe
"C:\ProgramData\Synaptics\Synaptics.exe" InjUpdate
C:\Users\Admin\AppData\Roaming\svchost.exe
"C:\Users\Admin\AppData\Roaming\svchost.exe"
C:\Windows\system32\NOTEPAD.EXE
"C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Roaming\read_it.txt
C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe
"C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe" InjUpdate
C:\Users\Admin\AppData\Roaming\svchost.exe
"C:\Users\Admin\AppData\Roaming\svchost.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | xred.mooo.com | udp |
| US | 8.8.8.8:53 | freedns.afraid.org | udp |
Files
memory/1612-0-0x0000000000400000-0x000000000082E000-memory.dmp
memory/1612-1-0x0000000000400000-0x000000000082E000-memory.dmp
memory/1612-2-0x000000000074E000-0x000000000082E000-memory.dmp
memory/1612-4-0x0000000000400000-0x000000000082E000-memory.dmp
memory/1612-3-0x0000000000400000-0x000000000082E000-memory.dmp
memory/1612-5-0x0000000000400000-0x000000000082E000-memory.dmp
memory/1612-6-0x0000000000400000-0x000000000082E000-memory.dmp
memory/1612-9-0x0000000000400000-0x000000000082E000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\._cache_Encrypter_protected.exe
| MD5 | 6ac60b3f3fc089844b316b8edcb6cbdb |
| SHA1 | b4fc7bfd470f3dc67a3b3a9ddcf2dbd26dcaf2b3 |
| SHA256 | 657c0d869ee0e44742e138b18533577b7c9bca8d40ffe5b658d80459e4f8f4d9 |
| SHA512 | af218350125ea6ab9da68bb2edc7dfbdb023f0fc7ff2c446059d739fccc3891ad1974882275cedd2bf42fbbf2fd9ea50fa2d149a4c5cfbd9a23fa37e29071ecf |
memory/1612-24-0x0000000004F50000-0x0000000004F60000-memory.dmp
C:\ProgramData\Synaptics\Synaptics.exe
| MD5 | 46826cf0a3b38a11ec5b0499561e8c83 |
| SHA1 | 1d027ff751ca85c54562071fcf06f89903807781 |
| SHA256 | 544deae2250cf2af18927bd25558a889203cb601efa171f15d550cf28f613978 |
| SHA512 | 451ce4e46c0d21cf93bc2f1d58994b81f4c78c0f9cb4b1f28546d5a52f1a4a50f406cc41f29b904a08e62593d4709b5724eed185a97d6c28e6d07f189aa87953 |
memory/2652-25-0x0000000000E00000-0x0000000000E0C000-memory.dmp
memory/2988-40-0x0000000000400000-0x000000000082E000-memory.dmp
memory/1612-39-0x0000000000400000-0x000000000082E000-memory.dmp
memory/1612-47-0x0000000004F50000-0x0000000004F60000-memory.dmp
memory/2436-46-0x0000000001100000-0x000000000110C000-memory.dmp
memory/1612-38-0x00000000066F0000-0x0000000006B1E000-memory.dmp
memory/1612-35-0x00000000066F0000-0x0000000006B1E000-memory.dmp
C:\Users\Admin\Desktop\read_it.txt
| MD5 | 96e58c047ee337ee491fbc24f95405a0 |
| SHA1 | 00caeea02ff70f1e523a9d618ee22cac3b9cc30b |
| SHA256 | e631d7ac377fb25957aef0cf348a9531682e88fb2c438b9e7ae828182d370419 |
| SHA512 | 4d902a9c9a7b1b19d5e0d064da928d38c22d221405da9beb370fdef9cba252f8410a96a6d7c4e622cdccb4da1b06a92db8f09d300e7e7dc198068d9e72acb381 |
memory/2988-115-0x0000000004F90000-0x0000000004FA0000-memory.dmp
memory/2784-120-0x0000000000320000-0x000000000032C000-memory.dmp
memory/2988-122-0x0000000000400000-0x000000000082E000-memory.dmp
memory/2988-123-0x0000000000400000-0x000000000082E000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-07-02 08:23
Reported
2024-07-02 08:24
Platform
win10v2004-20240508-en
Max time kernel
26s
Max time network
28s
Command Line
Signatures
Chaos
Chaos Ransomware
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
| N/A | N/A | N/A | N/A |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\._cache_Encrypter_protected.exe | N/A |
| Key value queried | \REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\Control Panel\International\Geo\Nation | C:\ProgramData\Synaptics\Synaptics.exe | N/A |
| Key value queried | \REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
| Key value queried | \REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe | N/A |
| Key value queried | \REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\Encrypter_protected.exe | N/A |
Drops startup file
| Description | Indicator | Process | Target |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\svchost.url | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\desktop.ini | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
| File created | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Startup\read_it.txt | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\._cache_Encrypter_protected.exe | N/A |
| N/A | N/A | C:\ProgramData\Synaptics\Synaptics.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
Reads user/profile data of web browsers
Drops desktop.ini file(s)
| Description | Indicator | Process | Target |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Administrative Tools\desktop.ini | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
| File opened for modification | C:\Users\Public\Videos\desktop.ini | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
| File opened for modification | C:\Users\Admin\Pictures\desktop.ini | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Internet Explorer\Quick Launch\desktop.ini | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\desktop.ini | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\System Tools\Desktop.ini | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
| File opened for modification | C:\Users\Admin\Desktop\desktop.ini | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
| File opened for modification | C:\Users\Admin\OneDrive\desktop.ini | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Recent\desktop.ini | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Maintenance\Desktop.ini | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
| File opened for modification | C:\Users\Public\Pictures\desktop.ini | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
| File opened for modification | C:\Users\Admin\Favorites\desktop.ini | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
| File opened for modification | C:\Users\Admin\Videos\desktop.ini | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Internet Explorer\Quick Launch\User Pinned\TaskBar\desktop.ini | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
| File opened for modification | C:\Users\Public\Music\desktop.ini | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
| File opened for modification | C:\Users\Admin\Pictures\Saved Pictures\desktop.ini | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\AccountPictures\desktop.ini | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Accessibility\desktop.ini | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Libraries\desktop.ini | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
| File opened for modification | C:\Users\Admin\Contacts\desktop.ini | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
| File opened for modification | C:\Users\Admin\Downloads\desktop.ini | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
| File opened for modification | C:\Users\Admin\Saved Games\desktop.ini | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
| File opened for modification | C:\Users\Admin\Searches\desktop.ini | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\desktop.ini | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
| File opened for modification | C:\Users\Public\Desktop\desktop.ini | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
| File opened for modification | C:\Users\Admin\Pictures\Camera Roll\desktop.ini | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
| File opened for modification | C:\Users\Admin\Music\desktop.ini | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
| File opened for modification | C:\Users\Admin\Favorites\Links\desktop.ini | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\SendTo\desktop.ini | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
| File opened for modification | C:\Users\Public\Documents\desktop.ini | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
| File opened for modification | C:\Users\Admin\AppData\Roaming\Microsoft\Windows\Start Menu\Programs\Accessories\desktop.ini | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
| File opened for modification | F:\$RECYCLE.BIN\S-1-5-21-2539840389-1261165778-1087677076-1000\desktop.ini | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
| File opened for modification | C:\Users\Admin\Links\desktop.ini | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
| File opened for modification | C:\Users\Admin\Documents\desktop.ini | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
Suspicious use of NtSetInformationThreadHideFromDebugger
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Encrypter_protected.exe | N/A |
| N/A | N/A | C:\ProgramData\Synaptics\Synaptics.exe | N/A |
| N/A | N/A | C:\ProgramData\Synaptics\Synaptics.exe | N/A |
Enumerates physical storage devices
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
Enumerates system info in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\Hardware\Description\System\BIOS | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemFamily | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
Modifies registry class
| Description | Indicator | Process | Target |
| Key created | \REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000_Classes\Local Settings | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
Opens file in notepad (likely ransom note)
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\NOTEPAD.EXE | N/A |
Suspicious behavior: AddClipboardFormatListener
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\._cache_Encrypter_protected.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
Suspicious use of SetWindowsHookEx
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\Encrypter_protected.exe | N/A |
| N/A | N/A | C:\ProgramData\Synaptics\Synaptics.exe | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
| N/A | N/A | C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE | N/A |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\Encrypter_protected.exe
"C:\Users\Admin\AppData\Local\Temp\Encrypter_protected.exe"
C:\Users\Admin\AppData\Local\Temp\._cache_Encrypter_protected.exe
"C:\Users\Admin\AppData\Local\Temp\._cache_Encrypter_protected.exe"
C:\ProgramData\Synaptics\Synaptics.exe
"C:\ProgramData\Synaptics\Synaptics.exe" InjUpdate
C:\Users\Admin\AppData\Roaming\svchost.exe
"C:\Users\Admin\AppData\Roaming\svchost.exe"
C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe
"C:\Users\Admin\AppData\Local\Temp\._cache_Synaptics.exe" InjUpdate
C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE
"C:\Program Files\Microsoft Office\Root\Office16\EXCEL.EXE" /automation -Embedding
C:\Windows\system32\NOTEPAD.EXE
"C:\Windows\system32\NOTEPAD.EXE" C:\Users\Admin\AppData\Roaming\read_it.txt
C:\Users\Admin\AppData\Roaming\svchost.exe
"C:\Users\Admin\AppData\Roaming\svchost.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | xred.mooo.com | udp |
Files
memory/4584-2-0x000000000074E000-0x000000000082E000-memory.dmp
memory/4584-1-0x0000000000400000-0x000000000082E000-memory.dmp
memory/4584-5-0x0000000000400000-0x000000000082E000-memory.dmp
memory/4584-6-0x0000000000400000-0x000000000082E000-memory.dmp
memory/4584-4-0x0000000000400000-0x000000000082E000-memory.dmp
memory/4584-3-0x0000000000400000-0x000000000082E000-memory.dmp
memory/4584-7-0x0000000000400000-0x000000000082E000-memory.dmp
memory/4584-8-0x0000000000400000-0x000000000082E000-memory.dmp
memory/4584-9-0x0000000000400000-0x000000000082E000-memory.dmp
memory/4584-10-0x0000000000400000-0x000000000082E000-memory.dmp
memory/4584-11-0x0000000000400000-0x000000000082E000-memory.dmp
memory/4584-14-0x0000000000400000-0x000000000082E000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\._cache_Encrypter_protected.exe
| MD5 | 6ac60b3f3fc089844b316b8edcb6cbdb |
| SHA1 | b4fc7bfd470f3dc67a3b3a9ddcf2dbd26dcaf2b3 |
| SHA256 | 657c0d869ee0e44742e138b18533577b7c9bca8d40ffe5b658d80459e4f8f4d9 |
| SHA512 | af218350125ea6ab9da68bb2edc7dfbdb023f0fc7ff2c446059d739fccc3891ad1974882275cedd2bf42fbbf2fd9ea50fa2d149a4c5cfbd9a23fa37e29071ecf |
C:\ProgramData\Synaptics\Synaptics.exe
| MD5 | 46826cf0a3b38a11ec5b0499561e8c83 |
| SHA1 | 1d027ff751ca85c54562071fcf06f89903807781 |
| SHA256 | 544deae2250cf2af18927bd25558a889203cb601efa171f15d550cf28f613978 |
| SHA512 | 451ce4e46c0d21cf93bc2f1d58994b81f4c78c0f9cb4b1f28546d5a52f1a4a50f406cc41f29b904a08e62593d4709b5724eed185a97d6c28e6d07f189aa87953 |
memory/5004-71-0x00000000006E0000-0x00000000006EC000-memory.dmp
memory/5004-110-0x00007FF9F8C03000-0x00007FF9F8C05000-memory.dmp
memory/4584-132-0x0000000000400000-0x000000000082E000-memory.dmp
memory/2892-133-0x0000000000400000-0x000000000082E000-memory.dmp
memory/2892-134-0x0000000000400000-0x000000000082E000-memory.dmp
memory/4536-201-0x00007FF9D6C50000-0x00007FF9D6C60000-memory.dmp
memory/4536-202-0x00007FF9D6C50000-0x00007FF9D6C60000-memory.dmp
memory/4536-203-0x00007FF9D6C50000-0x00007FF9D6C60000-memory.dmp
memory/4536-205-0x00007FF9D6C50000-0x00007FF9D6C60000-memory.dmp
memory/4536-204-0x00007FF9D6C50000-0x00007FF9D6C60000-memory.dmp
memory/4536-206-0x00007FF9D4A70000-0x00007FF9D4A80000-memory.dmp
memory/4536-207-0x00007FF9D4A70000-0x00007FF9D4A80000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\xe2nuCyI.xlsm
| MD5 | e566fc53051035e1e6fd0ed1823de0f9 |
| SHA1 | 00bc96c48b98676ecd67e81a6f1d7754e4156044 |
| SHA256 | 8e574b4ae6502230c0829e2319a6c146aebd51b7008bf5bbfb731424d7952c15 |
| SHA512 | a12f56ff30ea35381c2b8f8af2446cf1daa21ee872e98cad4b863db060acd4c33c5760918c277dadb7a490cb4ca2f925d59c70dc5171e16601a11bc4a6542b04 |
C:\Users\Admin\Documents\read_it.txt
| MD5 | 96e58c047ee337ee491fbc24f95405a0 |
| SHA1 | 00caeea02ff70f1e523a9d618ee22cac3b9cc30b |
| SHA256 | e631d7ac377fb25957aef0cf348a9531682e88fb2c438b9e7ae828182d370419 |
| SHA512 | 4d902a9c9a7b1b19d5e0d064da928d38c22d221405da9beb370fdef9cba252f8410a96a6d7c4e622cdccb4da1b06a92db8f09d300e7e7dc198068d9e72acb381 |
memory/2892-268-0x0000000000400000-0x000000000082E000-memory.dmp