Analysis Overview
SHA256
c94e6405266a5101501962b24eb1c43ad64e271eb3346e8889c610cec267eec2
Threat Level: Known bad
The file c94e6405266a5101501962b24eb1c43ad64e271eb3346e8889c610cec267eec2.exe was found to be: Known bad.
Malicious Activity Summary
Wannacry
Executes dropped EXE
Drops file in System32 directory
Drops file in Windows directory
Unsigned PE
Modifies data under HKEY_USERS
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2024-05-20 10:32
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral2
Detonation Overview
Submitted
2024-05-20 10:32
Reported
2024-05-20 10:32
Platform
win10v2004-20240508-en
Max time kernel
9s
Max time network
15s
Command Line
Signatures
Wannacry
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\WINDOWS\tasksche.exe | N/A |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File created | C:\WINDOWS\tasksche.exe | C:\Users\Admin\AppData\Local\Temp\c94e6405266a5101501962b24eb1c43ad64e271eb3346e8889c610cec267eec2.exe | N/A |
Modifies data under HKEY_USERS
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" | C:\Users\Admin\AppData\Local\Temp\c94e6405266a5101501962b24eb1c43ad64e271eb3346e8889c610cec267eec2.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" | C:\Users\Admin\AppData\Local\Temp\c94e6405266a5101501962b24eb1c43ad64e271eb3346e8889c610cec267eec2.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ | C:\Users\Admin\AppData\Local\Temp\c94e6405266a5101501962b24eb1c43ad64e271eb3346e8889c610cec267eec2.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" | C:\Users\Admin\AppData\Local\Temp\c94e6405266a5101501962b24eb1c43ad64e271eb3346e8889c610cec267eec2.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" | C:\Users\Admin\AppData\Local\Temp\c94e6405266a5101501962b24eb1c43ad64e271eb3346e8889c610cec267eec2.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\c94e6405266a5101501962b24eb1c43ad64e271eb3346e8889c610cec267eec2.exe
"C:\Users\Admin\AppData\Local\Temp\c94e6405266a5101501962b24eb1c43ad64e271eb3346e8889c610cec267eec2.exe"
C:\Users\Admin\AppData\Local\Temp\c94e6405266a5101501962b24eb1c43ad64e271eb3346e8889c610cec267eec2.exe
C:\Users\Admin\AppData\Local\Temp\c94e6405266a5101501962b24eb1c43ad64e271eb3346e8889c610cec267eec2.exe -m security
C:\WINDOWS\tasksche.exe
C:\WINDOWS\tasksche.exe /i
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | www.iuqerfsodp9ifjaposdfjhgosurijfaewrwergwea.com | udp |
| US | 104.16.166.228:80 | www.iuqerfsodp9ifjaposdfjhgosurijfaewrwergwea.com | tcp |
| US | 104.16.166.228:80 | www.iuqerfsodp9ifjaposdfjhgosurijfaewrwergwea.com | tcp |
| US | 8.8.8.8:53 | 228.166.16.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 140.32.126.40.in-addr.arpa | udp |
| NL | 23.62.61.72:443 | www.bing.com | tcp |
| US | 8.8.8.8:53 | 72.61.62.23.in-addr.arpa | udp |
Files
C:\Windows\tasksche.exe
| MD5 | d59d6d48c3d6e9292c296e557a186391 |
| SHA1 | 7f0916d7befcf929521087cde11b6d94d7331154 |
| SHA256 | 905ad8e2fc1f98ab1e934de1d01d85973291ccadd41c85ba1a7dcc3b2af6ed96 |
| SHA512 | 7b2fc97070ac47e6596cfe0da96b1b1369feeb4ab62af136f172ee306187cee3e04b68b8f786d7b4b4dee49054d53a33cd8048abdc8cba9853b3e119a08ac23e |
Analysis: behavioral1
Detonation Overview
Submitted
2024-05-20 10:32
Reported
2024-05-20 10:32
Platform
win7-20231129-en
Max time kernel
3s
Max time network
3s
Command Line
Signatures
Wannacry
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\WINDOWS\tasksche.exe | N/A |
Drops file in System32 directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat | C:\Users\Admin\AppData\Local\Temp\c94e6405266a5101501962b24eb1c43ad64e271eb3346e8889c610cec267eec2.exe | N/A |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File created | C:\WINDOWS\tasksche.exe | C:\Users\Admin\AppData\Local\Temp\c94e6405266a5101501962b24eb1c43ad64e271eb3346e8889c610cec267eec2.exe | N/A |
Modifies data under HKEY_USERS
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{302F7048-0CF7-42DC-88DB-519C694E466D}\WpadDecision = "0" | C:\Users\Admin\AppData\Local\Temp\c94e6405266a5101501962b24eb1c43ad64e271eb3346e8889c610cec267eec2.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{302F7048-0CF7-42DC-88DB-519C694E466D}\WpadNetworkName = "Network 3" | C:\Users\Admin\AppData\Local\Temp\c94e6405266a5101501962b24eb1c43ad64e271eb3346e8889c610cec267eec2.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\1a-3a-af-96-97-95 | C:\Users\Admin\AppData\Local\Temp\c94e6405266a5101501962b24eb1c43ad64e271eb3346e8889c610cec267eec2.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\1a-3a-af-96-97-95\WpadDecisionReason = "1" | C:\Users\Admin\AppData\Local\Temp\c94e6405266a5101501962b24eb1c43ad64e271eb3346e8889c610cec267eec2.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings | C:\Users\Admin\AppData\Local\Temp\c94e6405266a5101501962b24eb1c43ad64e271eb3346e8889c610cec267eec2.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0" | C:\Users\Admin\AppData\Local\Temp\c94e6405266a5101501962b24eb1c43ad64e271eb3346e8889c610cec267eec2.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix | C:\Users\Admin\AppData\Local\Temp\c94e6405266a5101501962b24eb1c43ad64e271eb3346e8889c610cec267eec2.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1" | C:\Users\Admin\AppData\Local\Temp\c94e6405266a5101501962b24eb1c43ad64e271eb3346e8889c610cec267eec2.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f0053000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 | C:\Users\Admin\AppData\Local\Temp\c94e6405266a5101501962b24eb1c43ad64e271eb3346e8889c610cec267eec2.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{302F7048-0CF7-42DC-88DB-519C694E466D}\WpadDecisionReason = "1" | C:\Users\Admin\AppData\Local\Temp\c94e6405266a5101501962b24eb1c43ad64e271eb3346e8889c610cec267eec2.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{302F7048-0CF7-42DC-88DB-519C694E466D}\WpadDecisionTime = 80037f07a1aada01 | C:\Users\Admin\AppData\Local\Temp\c94e6405266a5101501962b24eb1c43ad64e271eb3346e8889c610cec267eec2.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{302F7048-0CF7-42DC-88DB-519C694E466D}\1a-3a-af-96-97-95 | C:\Users\Admin\AppData\Local\Temp\c94e6405266a5101501962b24eb1c43ad64e271eb3346e8889c610cec267eec2.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings | C:\Users\Admin\AppData\Local\Temp\c94e6405266a5101501962b24eb1c43ad64e271eb3346e8889c610cec267eec2.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0" | C:\Users\Admin\AppData\Local\Temp\c94e6405266a5101501962b24eb1c43ad64e271eb3346e8889c610cec267eec2.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ | C:\Users\Admin\AppData\Local\Temp\c94e6405266a5101501962b24eb1c43ad64e271eb3346e8889c610cec267eec2.exe | N/A |
| Set value (int) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\1a-3a-af-96-97-95\WpadDecision = "0" | C:\Users\Admin\AppData\Local\Temp\c94e6405266a5101501962b24eb1c43ad64e271eb3346e8889c610cec267eec2.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections | C:\Users\Admin\AppData\Local\Temp\c94e6405266a5101501962b24eb1c43ad64e271eb3346e8889c610cec267eec2.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:" | C:\Users\Admin\AppData\Local\Temp\c94e6405266a5101501962b24eb1c43ad64e271eb3346e8889c610cec267eec2.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad | C:\Users\Admin\AppData\Local\Temp\c94e6405266a5101501962b24eb1c43ad64e271eb3346e8889c610cec267eec2.exe | N/A |
| Key created | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{302F7048-0CF7-42DC-88DB-519C694E466D} | C:\Users\Admin\AppData\Local\Temp\c94e6405266a5101501962b24eb1c43ad64e271eb3346e8889c610cec267eec2.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\1a-3a-af-96-97-95\WpadDecisionTime = 80037f07a1aada01 | C:\Users\Admin\AppData\Local\Temp\c94e6405266a5101501962b24eb1c43ad64e271eb3346e8889c610cec267eec2.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 | C:\Users\Admin\AppData\Local\Temp\c94e6405266a5101501962b24eb1c43ad64e271eb3346e8889c610cec267eec2.exe | N/A |
| Set value (data) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000 | C:\Users\Admin\AppData\Local\Temp\c94e6405266a5101501962b24eb1c43ad64e271eb3346e8889c610cec267eec2.exe | N/A |
| Set value (str) | \REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:" | C:\Users\Admin\AppData\Local\Temp\c94e6405266a5101501962b24eb1c43ad64e271eb3346e8889c610cec267eec2.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\c94e6405266a5101501962b24eb1c43ad64e271eb3346e8889c610cec267eec2.exe
"C:\Users\Admin\AppData\Local\Temp\c94e6405266a5101501962b24eb1c43ad64e271eb3346e8889c610cec267eec2.exe"
C:\Users\Admin\AppData\Local\Temp\c94e6405266a5101501962b24eb1c43ad64e271eb3346e8889c610cec267eec2.exe
C:\Users\Admin\AppData\Local\Temp\c94e6405266a5101501962b24eb1c43ad64e271eb3346e8889c610cec267eec2.exe -m security
C:\WINDOWS\tasksche.exe
C:\WINDOWS\tasksche.exe /i
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | www.iuqerfsodp9ifjaposdfjhgosurijfaewrwergwea.com | udp |
| US | 104.16.166.228:80 | www.iuqerfsodp9ifjaposdfjhgosurijfaewrwergwea.com | tcp |
| US | 104.16.166.228:80 | www.iuqerfsodp9ifjaposdfjhgosurijfaewrwergwea.com | tcp |
Files
C:\Windows\tasksche.exe
| MD5 | d59d6d48c3d6e9292c296e557a186391 |
| SHA1 | 7f0916d7befcf929521087cde11b6d94d7331154 |
| SHA256 | 905ad8e2fc1f98ab1e934de1d01d85973291ccadd41c85ba1a7dcc3b2af6ed96 |
| SHA512 | 7b2fc97070ac47e6596cfe0da96b1b1369feeb4ab62af136f172ee306187cee3e04b68b8f786d7b4b4dee49054d53a33cd8048abdc8cba9853b3e119a08ac23e |