Analysis Overview
SHA256
40facb6a92d8957e1b15a622047b24f7a638761e2bb5d58715f4b49fd12e596f
Threat Level: Known bad
The file WH-ApkCrypter-V2-master.zip was found to be: Known bad.
Malicious Activity Summary
Spynote family
Requests dangerous framework permissions
Unsigned PE
Program crash
Suspicious use of WriteProcessMemory
Checks processor information in registry
Enumerates system info in registry
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2023-04-28 18:38
Signatures
Spynote family
Requests dangerous framework permissions
| Description | Indicator | Process | Target |
| Allows an application to send SMS messages. | android.permission.SEND_SMS | N/A | N/A |
| Allows an application to see the number being dialed during an outgoing call with the option to redirect the call to a different number or abort the call altogether. | android.permission.PROCESS_OUTGOING_CALLS | N/A | N/A |
| Allows an application to read SMS messages. | android.permission.READ_SMS | N/A | N/A |
| Allows an application to read the user's call log. | android.permission.READ_CALL_LOG | N/A | N/A |
| Allows an application to read the user's contacts data. | android.permission.READ_CONTACTS | N/A | N/A |
| Allows access to the list of accounts in the Accounts Service. | android.permission.GET_ACCOUNTS | N/A | N/A |
| Required to be able to access the camera device. | android.permission.CAMERA | N/A | N/A |
| Allows an application to record audio. | android.permission.RECORD_AUDIO | N/A | N/A |
| Allows an app to access approximate location. | android.permission.ACCESS_COARSE_LOCATION | N/A | N/A |
| Allows an app to access precise location. | android.permission.ACCESS_FINE_LOCATION | N/A | N/A |
| Allows an application to initiate a phone call without going through the Dialer user interface for the user to confirm the call. | android.permission.CALL_PHONE | N/A | N/A |
| Allows an application to read from external storage. | android.permission.READ_EXTERNAL_STORAGE | N/A | N/A |
| Allows an application to write to external storage. | android.permission.WRITE_EXTERNAL_STORAGE | N/A | N/A |
| Allows read only access to phone state, including the current cellular network information, the status of any ongoing calls, and a list of any PhoneAccounts registered on the device. | android.permission.READ_PHONE_STATE | N/A | N/A |
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral2
Detonation Overview
Submitted
2023-04-28 18:37
Reported
2023-04-28 18:41
Platform
win10v2004-20230220-en
Max time kernel
60s
Max time network
112s
Command Line
Signatures
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\system32\WerFault.exe | C:\Users\Admin\AppData\Local\Temp\WH-ApkCrypter-V2-master\WH-Apkcrypter-v2.1.exe |
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\Hardware\Description\System\CentralProcessor\0 | C:\Windows\Microsoft.NET\Framework64\v2.0.50727\dw20.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz | C:\Windows\Microsoft.NET\Framework64\v2.0.50727\dw20.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString | C:\Windows\Microsoft.NET\Framework64\v2.0.50727\dw20.exe | N/A |
Enumerates system info in registry
| Description | Indicator | Process | Target |
| Key opened | \REGISTRY\MACHINE\Hardware\Description\System\BIOS | C:\Windows\Microsoft.NET\Framework64\v2.0.50727\dw20.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\BIOS\SystemSKU | C:\Windows\Microsoft.NET\Framework64\v2.0.50727\dw20.exe | N/A |
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeBackupPrivilege | N/A | C:\Windows\Microsoft.NET\Framework64\v2.0.50727\dw20.exe | N/A |
| Token: SeBackupPrivilege | N/A | C:\Windows\Microsoft.NET\Framework64\v2.0.50727\dw20.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3324 wrote to memory of 1620 | N/A | C:\Users\Admin\AppData\Local\Temp\WH-ApkCrypter-V2-master\WH-Apkcrypter-v2.1.exe | C:\Windows\Microsoft.NET\Framework64\v2.0.50727\dw20.exe |
| PID 3324 wrote to memory of 1620 | N/A | C:\Users\Admin\AppData\Local\Temp\WH-ApkCrypter-V2-master\WH-Apkcrypter-v2.1.exe | C:\Windows\Microsoft.NET\Framework64\v2.0.50727\dw20.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\WH-ApkCrypter-V2-master\WH-Apkcrypter-v2.1.exe
"C:\Users\Admin\AppData\Local\Temp\WH-ApkCrypter-V2-master\WH-Apkcrypter-v2.1.exe"
C:\Windows\Microsoft.NET\Framework64\v2.0.50727\dw20.exe
dw20.exe -x -s 1064
C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -pss -s 496 -p 3324 -ip 3324
C:\Windows\system32\WerFault.exe
C:\Windows\system32\WerFault.exe -u -p 3324 -s 1112
Network
| Country | Destination | Domain | Proto |
| US | 209.197.3.8:80 | tcp | |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| US | 20.42.65.90:443 | tcp | |
| US | 40.125.122.151:443 | tcp | |
| US | 8.8.8.8:53 | 183.59.114.20.in-addr.arpa | udp |
| US | 93.184.220.29:80 | tcp | |
| US | 67.24.33.254:80 | tcp | |
| NL | 173.223.113.164:443 | tcp | |
| US | 131.253.33.203:80 | tcp | |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 64.13.109.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 2.36.159.162.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 149.220.183.52.in-addr.arpa | udp |
| US | 209.197.3.8:80 | tcp |
Files
memory/3324-133-0x0000000004410000-0x0000000004420000-memory.dmp
memory/3324-134-0x0000000000B10000-0x0000000003A9A000-memory.dmp
memory/3324-135-0x000000001EA40000-0x000000001EAE6000-memory.dmp
memory/3324-136-0x000000001EFC0000-0x000000001F48E000-memory.dmp
memory/3324-137-0x0000000004410000-0x0000000004420000-memory.dmp
memory/3324-138-0x000000001F590000-0x000000001F62C000-memory.dmp
memory/3324-139-0x0000000004540000-0x0000000004548000-memory.dmp
memory/3324-140-0x000000001F6F0000-0x000000001F73C000-memory.dmp
memory/3324-141-0x0000000004410000-0x0000000004420000-memory.dmp
memory/3324-142-0x0000000004410000-0x0000000004420000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2023-04-28 18:37
Reported
2023-04-28 18:40
Platform
win10v2004-20230220-en
Max time kernel
118s
Max time network
129s
Command Line
Signatures
Processes
C:\Windows\Explorer.exe
C:\Windows\Explorer.exe /idlist,,C:\Users\Admin\AppData\Local\Temp\WH-ApkCrypter-V2-master.zip
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 232.168.11.51.in-addr.arpa | udp |
| US | 93.184.220.29:80 | tcp | |
| US | 8.8.8.8:53 | 73.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 196.249.167.52.in-addr.arpa | udp |
| US | 20.189.173.12:443 | tcp | |
| US | 40.125.122.176:443 | tcp | |
| NL | 8.238.20.126:80 | tcp | |
| NL | 173.223.113.164:443 | tcp | |
| NL | 173.223.113.131:80 | tcp | |
| US | 131.253.33.203:80 | tcp | |
| US | 8.8.8.8:53 | 64.13.109.52.in-addr.arpa | udp |
| US | 40.125.122.176:443 | tcp | |
| US | 209.197.3.8:80 | tcp | |
| US | 40.125.122.176:443 | tcp | |
| US | 40.125.122.176:443 | tcp | |
| US | 40.125.122.176:443 | tcp |