Analysis Overview
SHA256
b4d092bdd58610ec77ef6713fe7559c39a52f77d37f8a3c5044e1b95e98f969e
Threat Level: Known bad
The file Bat_To_Exe_Converter.exe was found to be: Known bad.
Malicious Activity Summary
Vanilla Rat payload
Vanillarat family
VanillaRat
Vanilla Rat payload
Loads dropped DLL
Executes dropped EXE
Checks computer location settings
Adds Run key to start application
Legitimate hosting services abused for malware hosting/C2
Unsigned PE
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2023-07-16 13:50
Signatures
Vanilla Rat payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Vanillarat family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2023-07-16 13:50
Reported
2023-07-16 13:52
Platform
win7-20230712-en
Max time kernel
122s
Max time network
153s
Command Line
Signatures
VanillaRat
Vanilla Rat payload
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
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| N/A | N/A | N/A | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\svchost.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\Bat_To_Exe_Converter.exe | N/A |
| N/A | N/A | C:\Users\Admin\svchost.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-4159544280-4273523227-683900707-1000\Software\Microsoft\Windows\CurrentVersion\Run\svchost = "C:\\Users\\Admin\\AppData\\Roaming\\svchost.exe" | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
Legitimate hosting services abused for malware hosting/C2
Enumerates physical storage devices
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\Bat_To_Exe_Converter.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\svchost.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1588 wrote to memory of 2032 | N/A | C:\Users\Admin\AppData\Local\Temp\Bat_To_Exe_Converter.exe | C:\Users\Admin\svchost.exe |
| PID 1588 wrote to memory of 2032 | N/A | C:\Users\Admin\AppData\Local\Temp\Bat_To_Exe_Converter.exe | C:\Users\Admin\svchost.exe |
| PID 1588 wrote to memory of 2032 | N/A | C:\Users\Admin\AppData\Local\Temp\Bat_To_Exe_Converter.exe | C:\Users\Admin\svchost.exe |
| PID 1588 wrote to memory of 2032 | N/A | C:\Users\Admin\AppData\Local\Temp\Bat_To_Exe_Converter.exe | C:\Users\Admin\svchost.exe |
| PID 2032 wrote to memory of 2992 | N/A | C:\Users\Admin\svchost.exe | C:\Users\Admin\AppData\Roaming\svchost.exe |
| PID 2032 wrote to memory of 2992 | N/A | C:\Users\Admin\svchost.exe | C:\Users\Admin\AppData\Roaming\svchost.exe |
| PID 2032 wrote to memory of 2992 | N/A | C:\Users\Admin\svchost.exe | C:\Users\Admin\AppData\Roaming\svchost.exe |
| PID 2032 wrote to memory of 2992 | N/A | C:\Users\Admin\svchost.exe | C:\Users\Admin\AppData\Roaming\svchost.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\Bat_To_Exe_Converter.exe
"C:\Users\Admin\AppData\Local\Temp\Bat_To_Exe_Converter.exe"
C:\Users\Admin\svchost.exe
"C:\Users\Admin\svchost.exe"
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 | 4.tcp.eu.ngrok.io | udp |
| DE | 18.198.77.177:19840 | 4.tcp.eu.ngrok.io | tcp |
| US | 8.8.8.8:53 | 4.tcp.eu.ngrok.io | udp |
| DE | 35.158.159.254:19840 | 4.tcp.eu.ngrok.io | tcp |
| DE | 35.158.159.254:19840 | 4.tcp.eu.ngrok.io | tcp |
| DE | 35.158.159.254:19840 | 4.tcp.eu.ngrok.io | tcp |
| DE | 35.158.159.254:19840 | 4.tcp.eu.ngrok.io | tcp |
| DE | 35.158.159.254:19840 | 4.tcp.eu.ngrok.io | tcp |
| DE | 35.158.159.254:19840 | 4.tcp.eu.ngrok.io | tcp |
| DE | 35.158.159.254:19840 | 4.tcp.eu.ngrok.io | tcp |
Files
memory/1588-54-0x0000000000070000-0x00000000000BA000-memory.dmp
memory/1588-55-0x00000000749B0000-0x000000007509E000-memory.dmp
\Users\Admin\svchost.exe
| MD5 | 2e5422412d23d9f1c1dff78719447728 |
| SHA1 | 00440171a8963d4454aa8e63fb3a25fd85585091 |
| SHA256 | 3f0ce66700b7011c8fa2e8a1709c43fb79882721afa0f5e1bbeb8a5c29d81d03 |
| SHA512 | 77b31e4a05b73495b4ca8698b046bef8cdec82845d316b304679b2521529be38d1dd0cd4e471cf04097ce734f588312214687ec0c8582a5ff5676b68b4e61521 |
C:\Users\Admin\svchost.exe
| MD5 | 2e5422412d23d9f1c1dff78719447728 |
| SHA1 | 00440171a8963d4454aa8e63fb3a25fd85585091 |
| SHA256 | 3f0ce66700b7011c8fa2e8a1709c43fb79882721afa0f5e1bbeb8a5c29d81d03 |
| SHA512 | 77b31e4a05b73495b4ca8698b046bef8cdec82845d316b304679b2521529be38d1dd0cd4e471cf04097ce734f588312214687ec0c8582a5ff5676b68b4e61521 |
C:\Users\Admin\svchost.exe
| MD5 | 2e5422412d23d9f1c1dff78719447728 |
| SHA1 | 00440171a8963d4454aa8e63fb3a25fd85585091 |
| SHA256 | 3f0ce66700b7011c8fa2e8a1709c43fb79882721afa0f5e1bbeb8a5c29d81d03 |
| SHA512 | 77b31e4a05b73495b4ca8698b046bef8cdec82845d316b304679b2521529be38d1dd0cd4e471cf04097ce734f588312214687ec0c8582a5ff5676b68b4e61521 |
C:\Users\Admin\svchost.exe
| MD5 | 2e5422412d23d9f1c1dff78719447728 |
| SHA1 | 00440171a8963d4454aa8e63fb3a25fd85585091 |
| SHA256 | 3f0ce66700b7011c8fa2e8a1709c43fb79882721afa0f5e1bbeb8a5c29d81d03 |
| SHA512 | 77b31e4a05b73495b4ca8698b046bef8cdec82845d316b304679b2521529be38d1dd0cd4e471cf04097ce734f588312214687ec0c8582a5ff5676b68b4e61521 |
memory/2032-66-0x00000000749B0000-0x000000007509E000-memory.dmp
memory/2032-65-0x0000000000150000-0x0000000000172000-memory.dmp
memory/1588-64-0x00000000749B0000-0x000000007509E000-memory.dmp
memory/2032-67-0x0000000002180000-0x00000000021C0000-memory.dmp
\Users\Admin\AppData\Roaming\svchost.exe
| MD5 | 2e5422412d23d9f1c1dff78719447728 |
| SHA1 | 00440171a8963d4454aa8e63fb3a25fd85585091 |
| SHA256 | 3f0ce66700b7011c8fa2e8a1709c43fb79882721afa0f5e1bbeb8a5c29d81d03 |
| SHA512 | 77b31e4a05b73495b4ca8698b046bef8cdec82845d316b304679b2521529be38d1dd0cd4e471cf04097ce734f588312214687ec0c8582a5ff5676b68b4e61521 |
C:\Users\Admin\AppData\Roaming\svchost.exe
| MD5 | 2e5422412d23d9f1c1dff78719447728 |
| SHA1 | 00440171a8963d4454aa8e63fb3a25fd85585091 |
| SHA256 | 3f0ce66700b7011c8fa2e8a1709c43fb79882721afa0f5e1bbeb8a5c29d81d03 |
| SHA512 | 77b31e4a05b73495b4ca8698b046bef8cdec82845d316b304679b2521529be38d1dd0cd4e471cf04097ce734f588312214687ec0c8582a5ff5676b68b4e61521 |
memory/2992-75-0x0000000000A00000-0x0000000000A22000-memory.dmp
C:\Users\Admin\AppData\Roaming\svchost.exe
| MD5 | 2e5422412d23d9f1c1dff78719447728 |
| SHA1 | 00440171a8963d4454aa8e63fb3a25fd85585091 |
| SHA256 | 3f0ce66700b7011c8fa2e8a1709c43fb79882721afa0f5e1bbeb8a5c29d81d03 |
| SHA512 | 77b31e4a05b73495b4ca8698b046bef8cdec82845d316b304679b2521529be38d1dd0cd4e471cf04097ce734f588312214687ec0c8582a5ff5676b68b4e61521 |
memory/2032-76-0x00000000749B0000-0x000000007509E000-memory.dmp
memory/2992-77-0x00000000749B0000-0x000000007509E000-memory.dmp
memory/2992-78-0x0000000004C10000-0x0000000004C50000-memory.dmp
memory/2992-79-0x00000000749B0000-0x000000007509E000-memory.dmp
memory/2992-80-0x0000000004C10000-0x0000000004C50000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2023-07-16 13:50
Reported
2023-07-16 13:52
Platform
win10v2004-20230703-en
Max time kernel
142s
Max time network
152s
Command Line
Signatures
VanillaRat
Vanilla Rat payload
| 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 |
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-1498570331-2313266200-788959944-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\Bat_To_Exe_Converter.exe | N/A |
| Key value queried | \REGISTRY\USER\S-1-5-21-1498570331-2313266200-788959944-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\svchost.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\svchost.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
Adds Run key to start application
| Description | Indicator | Process | Target |
| Set value (str) | \REGISTRY\USER\S-1-5-21-1498570331-2313266200-788959944-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\svchost = "C:\\Users\\Admin\\AppData\\Roaming\\svchost.exe" | C:\Users\Admin\AppData\Roaming\svchost.exe | N/A |
Legitimate hosting services abused for malware hosting/C2
Enumerates physical storage devices
Suspicious use of AdjustPrivilegeToken
| Description | Indicator | Process | Target |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\AppData\Local\Temp\Bat_To_Exe_Converter.exe | N/A |
| Token: SeDebugPrivilege | N/A | C:\Users\Admin\svchost.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1548 wrote to memory of 3664 | N/A | C:\Users\Admin\AppData\Local\Temp\Bat_To_Exe_Converter.exe | C:\Users\Admin\svchost.exe |
| PID 1548 wrote to memory of 3664 | N/A | C:\Users\Admin\AppData\Local\Temp\Bat_To_Exe_Converter.exe | C:\Users\Admin\svchost.exe |
| PID 1548 wrote to memory of 3664 | N/A | C:\Users\Admin\AppData\Local\Temp\Bat_To_Exe_Converter.exe | C:\Users\Admin\svchost.exe |
| PID 3664 wrote to memory of 2328 | N/A | C:\Users\Admin\svchost.exe | C:\Users\Admin\AppData\Roaming\svchost.exe |
| PID 3664 wrote to memory of 2328 | N/A | C:\Users\Admin\svchost.exe | C:\Users\Admin\AppData\Roaming\svchost.exe |
| PID 3664 wrote to memory of 2328 | N/A | C:\Users\Admin\svchost.exe | C:\Users\Admin\AppData\Roaming\svchost.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\Bat_To_Exe_Converter.exe
"C:\Users\Admin\AppData\Local\Temp\Bat_To_Exe_Converter.exe"
C:\Users\Admin\svchost.exe
"C:\Users\Admin\svchost.exe"
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 | 68.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 126.24.238.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 146.78.124.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 205.47.74.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 73.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 59.128.231.4.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 4.tcp.eu.ngrok.io | udp |
| DE | 3.121.139.82:19840 | 4.tcp.eu.ngrok.io | tcp |
| US | 8.8.8.8:53 | 82.139.121.3.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 208.194.73.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 183.59.114.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 56.126.166.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 254.21.238.8.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 45.8.109.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.58.199.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 202.74.101.95.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 4.tcp.eu.ngrok.io | udp |
| DE | 35.158.159.254:19840 | 4.tcp.eu.ngrok.io | tcp |
| DE | 35.158.159.254:19840 | 4.tcp.eu.ngrok.io | tcp |
| US | 8.8.8.8:53 | 254.159.158.35.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 88.156.103.20.in-addr.arpa | udp |
| DE | 35.158.159.254:19840 | 4.tcp.eu.ngrok.io | tcp |
| DE | 35.158.159.254:19840 | 4.tcp.eu.ngrok.io | tcp |
| DE | 35.158.159.254:19840 | 4.tcp.eu.ngrok.io | tcp |
| US | 8.8.8.8:53 | 9.73.50.20.in-addr.arpa | udp |
Files
memory/1548-136-0x0000000074890000-0x0000000075040000-memory.dmp
memory/1548-137-0x0000000000C80000-0x0000000000CCA000-memory.dmp
memory/1548-138-0x00000000056A0000-0x000000000573C000-memory.dmp
C:\Users\Admin\svchost.exe
| MD5 | 2e5422412d23d9f1c1dff78719447728 |
| SHA1 | 00440171a8963d4454aa8e63fb3a25fd85585091 |
| SHA256 | 3f0ce66700b7011c8fa2e8a1709c43fb79882721afa0f5e1bbeb8a5c29d81d03 |
| SHA512 | 77b31e4a05b73495b4ca8698b046bef8cdec82845d316b304679b2521529be38d1dd0cd4e471cf04097ce734f588312214687ec0c8582a5ff5676b68b4e61521 |
C:\Users\Admin\svchost.exe
| MD5 | 2e5422412d23d9f1c1dff78719447728 |
| SHA1 | 00440171a8963d4454aa8e63fb3a25fd85585091 |
| SHA256 | 3f0ce66700b7011c8fa2e8a1709c43fb79882721afa0f5e1bbeb8a5c29d81d03 |
| SHA512 | 77b31e4a05b73495b4ca8698b046bef8cdec82845d316b304679b2521529be38d1dd0cd4e471cf04097ce734f588312214687ec0c8582a5ff5676b68b4e61521 |
C:\Users\Admin\svchost.exe
| MD5 | 2e5422412d23d9f1c1dff78719447728 |
| SHA1 | 00440171a8963d4454aa8e63fb3a25fd85585091 |
| SHA256 | 3f0ce66700b7011c8fa2e8a1709c43fb79882721afa0f5e1bbeb8a5c29d81d03 |
| SHA512 | 77b31e4a05b73495b4ca8698b046bef8cdec82845d316b304679b2521529be38d1dd0cd4e471cf04097ce734f588312214687ec0c8582a5ff5676b68b4e61521 |
memory/3664-169-0x0000000000F60000-0x0000000000F82000-memory.dmp
memory/3664-170-0x0000000074890000-0x0000000075040000-memory.dmp
memory/3664-172-0x00000000065B0000-0x0000000006B54000-memory.dmp
memory/3664-173-0x0000000005D60000-0x0000000005DF2000-memory.dmp
memory/1548-174-0x0000000074890000-0x0000000075040000-memory.dmp
memory/3664-175-0x0000000006220000-0x000000000622A000-memory.dmp
C:\Users\Admin\AppData\Roaming\svchost.exe
| MD5 | 2e5422412d23d9f1c1dff78719447728 |
| SHA1 | 00440171a8963d4454aa8e63fb3a25fd85585091 |
| SHA256 | 3f0ce66700b7011c8fa2e8a1709c43fb79882721afa0f5e1bbeb8a5c29d81d03 |
| SHA512 | 77b31e4a05b73495b4ca8698b046bef8cdec82845d316b304679b2521529be38d1dd0cd4e471cf04097ce734f588312214687ec0c8582a5ff5676b68b4e61521 |
C:\Users\Admin\AppData\Roaming\svchost.exe
| MD5 | 2e5422412d23d9f1c1dff78719447728 |
| SHA1 | 00440171a8963d4454aa8e63fb3a25fd85585091 |
| SHA256 | 3f0ce66700b7011c8fa2e8a1709c43fb79882721afa0f5e1bbeb8a5c29d81d03 |
| SHA512 | 77b31e4a05b73495b4ca8698b046bef8cdec82845d316b304679b2521529be38d1dd0cd4e471cf04097ce734f588312214687ec0c8582a5ff5676b68b4e61521 |
memory/2328-188-0x0000000074890000-0x0000000075040000-memory.dmp
memory/3664-187-0x0000000074890000-0x0000000075040000-memory.dmp
memory/2328-189-0x0000000009F10000-0x0000000009F76000-memory.dmp
memory/2328-190-0x0000000074890000-0x0000000075040000-memory.dmp