Analysis Overview
SHA256
21a174a42902e4e830e224ea8943c76f1a0730edafa280a99b09b5597c96af95
Threat Level: Known bad
The file ARK_Trainer_v0.9.9.9.exe was found to be: Known bad.
Malicious Activity Summary
Mars Stealer
Loads dropped DLL
Reads user/profile data of web browsers
Executes dropped EXE
Checks computer location settings
Unsigned PE
Enumerates physical storage devices
Program crash
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2023-12-25 08:03
Signatures
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2023-12-25 08:03
Reported
2023-12-25 08:06
Platform
win7-20231129-en
Max time kernel
118s
Max time network
119s
Command Line
Signatures
Mars Stealer
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\ProgramData\Start Menu\IWLVPUQF6KMPJ.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\ARK_Trainer_v0.9.9.9.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\ARK_Trainer_v0.9.9.9.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | N/A |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | N/A |
Reads user/profile data of web browsers
Enumerates physical storage devices
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\ProgramData\Start Menu\IWLVPUQF6KMPJ.exe |
Suspicious use of WriteProcessMemory
Processes
C:\Users\Admin\AppData\Local\Temp\ARK_Trainer_v0.9.9.9.exe
"C:\Users\Admin\AppData\Local\Temp\ARK_Trainer_v0.9.9.9.exe"
C:\ProgramData\Start Menu\IWLVPUQF6KMPJ.exe
"C:\ProgramData\Start Menu\IWLVPUQF6KMPJ.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3000 -s 804
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | moscow-post.ru | udp |
| RU | 185.71.67.60:80 | moscow-post.ru | tcp |
| US | 8.8.8.8:53 | www.moscow-post.ru | udp |
| RU | 185.71.67.60:80 | www.moscow-post.ru | tcp |
| US | 8.8.8.8:53 | www.moscow-post.su | udp |
| RU | 185.71.67.60:80 | www.moscow-post.su | tcp |
Files
memory/1752-0-0x0000000001130000-0x00000000011BE000-memory.dmp
memory/1752-1-0x0000000074060000-0x000000007474E000-memory.dmp
memory/1752-2-0x00000000010E0000-0x0000000001120000-memory.dmp
memory/3000-14-0x0000000000400000-0x000000000043D000-memory.dmp
memory/1752-13-0x0000000074060000-0x000000007474E000-memory.dmp
memory/1752-12-0x0000000000C00000-0x0000000000C3D000-memory.dmp
memory/1752-11-0x0000000000C00000-0x0000000000C3D000-memory.dmp
C:\ProgramData\Microsoft\Windows\Start Menu\IWLVPUQF6KMPJ.exe
| MD5 | 249d7643798c617e309e8c71e3a95eee |
| SHA1 | edd1c277ad7622af6fc287d80cb094811df39cbc |
| SHA256 | 3aaf4a21759c804747aa2723f263c2c1766d155064e1dbbcf2a912c23781ff09 |
| SHA512 | 934a29d5a69348f7371e19a6d80348b7f4e9fd2c76d06b40ae3c82eb6bf5fcf7da895a826ed150d64d9ae27b1b9c1d2193a68703983d929c6381526085667f81 |
C:\ProgramData\Microsoft\Windows\Start Menu\IWLVPUQF6KMPJ.exe
| MD5 | 5041d4345a924b71f9c12773218df4c5 |
| SHA1 | ebb0069cb966d467e200b46e5e22c6f7cf77fb67 |
| SHA256 | e265be835410c7af1d86f0a97b926a1feaefc3b9c72ee8414fbbafa7b12ab4e1 |
| SHA512 | 273f45d2594ae615b9b155b6adc78f1984aa602af0f84d721fd8b3b4852aadd310e2bb8964d514bc451e8b92116c044cb3de15a1c0c073fbd915f3a08f9bd229 |
\ProgramData\Microsoft\Windows\Start Menu\IWLVPUQF6KMPJ.exe
| MD5 | ab81b273d009a664727cfdc941c8e67a |
| SHA1 | ebff03cb364fa420a5d69b2e4aa633d264eb7034 |
| SHA256 | fbc18ac69e4960abd6b2f79671cb724b6f37d2ed723d9d5f7a515f925ff58f32 |
| SHA512 | a05fc819a3fe8ad0723344689e9d5dd4c9296235cfab2945050f20c66d2f15eb336dca4eacedf112b4bc578eb56033d48d46bb23e15fa090bc961a5ff1f855f6 |
\ProgramData\Microsoft\Windows\Start Menu\IWLVPUQF6KMPJ.exe
| MD5 | 2f8f1d086fd6bfb63a2281df5ae3220f |
| SHA1 | 6e2ea45bc04b74addda0cae668005d52c58fa4fd |
| SHA256 | 128cb13ec879ef14d50a35bfc0b4e31dea4cf7230f9a6c9254ac5db5ce502305 |
| SHA512 | 09377493356112275600e522d5fa10f76ba5b3f75588625a6b3c158155de24d660c5785bb052ec545f69bb2cccb145c933352da2dd5e1772b9ab89d82c77d4d2 |
\ProgramData\Microsoft\Windows\Start Menu\IWLVPUQF6KMPJ.exe
| MD5 | 80ffae827667bd2a86cc1d1b17745ba3 |
| SHA1 | dae012b46c61ce189319b7d04a7d405db3f733f2 |
| SHA256 | dd9285cabf5ff86f34600c4b947c5cb2d442fed6391b14b52c6f0c94c8fff276 |
| SHA512 | 4ac4ecbd086bd340879676f2c7d3d83b684f0c3ba688dc9a289910c531b1d90ad67c34fc799c51a65c1339d52533aacaed117eedd847fa024232b882908c9442 |
Analysis: behavioral2
Detonation Overview
Submitted
2023-12-25 08:03
Reported
2023-12-25 08:06
Platform
win10v2004-20231215-en
Max time kernel
143s
Max time network
147s
Command Line
Signatures
Mars Stealer
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-3791175113-1062217823-1177695025-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\ARK_Trainer_v0.9.9.9.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Roaming\Adobe\UV6.exe | N/A |
Reads user/profile data of web browsers
Enumerates physical storage devices
Program crash
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Windows\SysWOW64\WerFault.exe | C:\Users\Admin\AppData\Roaming\Adobe\UV6.exe |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2452 wrote to memory of 2052 | N/A | C:\Users\Admin\AppData\Local\Temp\ARK_Trainer_v0.9.9.9.exe | C:\Users\Admin\AppData\Roaming\Adobe\UV6.exe |
| PID 2452 wrote to memory of 2052 | N/A | C:\Users\Admin\AppData\Local\Temp\ARK_Trainer_v0.9.9.9.exe | C:\Users\Admin\AppData\Roaming\Adobe\UV6.exe |
| PID 2452 wrote to memory of 2052 | N/A | C:\Users\Admin\AppData\Local\Temp\ARK_Trainer_v0.9.9.9.exe | C:\Users\Admin\AppData\Roaming\Adobe\UV6.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\ARK_Trainer_v0.9.9.9.exe
"C:\Users\Admin\AppData\Local\Temp\ARK_Trainer_v0.9.9.9.exe"
C:\Users\Admin\AppData\Roaming\Adobe\UV6.exe
"C:\Users\Admin\AppData\Roaming\Adobe\UV6.exe"
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 2052 -ip 2052
C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2052 -s 1384
Network
| Country | Destination | Domain | Proto |
| US | 20.231.121.79:80 | tcp | |
| US | 8.8.8.8:53 | 2.181.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.58.199.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.154.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 41.110.16.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 158.240.127.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | moscow-post.ru | udp |
| US | 8.8.8.8:53 | 59.128.231.4.in-addr.arpa | udp |
| RU | 185.71.67.60:80 | moscow-post.ru | tcp |
| US | 8.8.8.8:53 | www.moscow-post.ru | udp |
| US | 8.8.8.8:53 | 60.67.71.185.in-addr.arpa | udp |
| RU | 185.71.67.60:80 | www.moscow-post.ru | tcp |
| US | 8.8.8.8:53 | www.moscow-post.su | udp |
| RU | 185.71.67.60:80 | www.moscow-post.su | tcp |
| US | 8.8.8.8:53 | 183.59.114.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | www.microsoft.com | udp |
| US | 92.123.241.137:80 | www.microsoft.com | tcp |
| US | 8.8.8.8:53 | 137.241.123.92.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 217.135.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 194.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 43.229.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 79.121.231.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | tse1.mm.bing.net | udp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 204.79.197.200:443 | tse1.mm.bing.net | tcp |
| US | 8.8.8.8:53 | 88.156.103.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 200.197.79.204.in-addr.arpa | udp |
Files
memory/2452-0-0x0000000000DC0000-0x0000000000E4E000-memory.dmp
memory/2452-1-0x0000000074620000-0x0000000074DD0000-memory.dmp
memory/2452-2-0x0000000005720000-0x0000000005730000-memory.dmp
C:\Users\Admin\AppData\Roaming\Adobe\UV6.exe
| MD5 | d35337fa866aa5257f8ae83ebd058763 |
| SHA1 | 43aeea752fb472a3abad60302a9f8eb32e526004 |
| SHA256 | c23916993c94cc01d3085076bce479a48422b54300a869d0466a39a596486f51 |
| SHA512 | 33784671253d00bab88c2db23a38cd566016bba00dcc1c03f56534bdfe3601be4b21f98b2642134b2941986dedc491c27e718815627d6c73687b14515f338668 |
memory/2452-13-0x0000000074620000-0x0000000074DD0000-memory.dmp
memory/2052-12-0x0000000000400000-0x000000000043D000-memory.dmp
C:\Users\Admin\AppData\Roaming\Adobe\UV6.exe
| MD5 | 1d592e36610d0b456b9f028420f51aab |
| SHA1 | 7fd896fcdaf27c838e5e060cd15525453ac86672 |
| SHA256 | 541ac20ebe74cac3869a37ede7cee8001add7c4c1ddc19473b92f8fdd8d1617d |
| SHA512 | a765de52b14465664590c765036a1765b641d565eaf8471ec2337bdc7dfa4850b2e08c97257366996911c68dc06368e40de9b60ae9c690053efce8d361fc79dd |
C:\Users\Admin\AppData\Roaming\Adobe\UV6.exe
| MD5 | f88c882628c41a9707e9ed3af3318d0f |
| SHA1 | f119cb15d41b081de70135e465dd152eb554a266 |
| SHA256 | aedfc767377935807e159965b08b1922b9482d06119eb6678511fcb9c0166cb1 |
| SHA512 | 899d5818ad97f5236149138b122a972cdc25a75314c316d740cd6561f6101b68c6de3288fffe49d07a00a970d8db848c269d45b60618af937deac4f5d4baecd5 |
memory/2052-15-0x0000000000400000-0x000000000043D000-memory.dmp