Analysis Overview
SHA256
1015ea42f955bb7d199d166800a1831ffda77e2bf81535880fef0cb2f877e614
Threat Level: Known bad
The file b97eb20d9cd4df21c713866e51e2aff3 was found to be: Known bad.
Malicious Activity Summary
Gozi
Executes dropped EXE
Loads dropped DLL
Deletes itself
UPX packed file
Unsigned PE
Suspicious use of WriteProcessMemory
Suspicious behavior: RenamesItself
Suspicious use of UnmapMainImage
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2024-03-07 19:37
Signatures
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral2
Detonation Overview
Submitted
2024-03-07 19:37
Reported
2024-03-07 19:39
Platform
win10v2004-20240226-en
Max time kernel
148s
Max time network
151s
Command Line
Signatures
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\b97eb20d9cd4df21c713866e51e2aff3.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\b97eb20d9cd4df21c713866e51e2aff3.exe | N/A |
UPX packed file
| 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 |
Suspicious behavior: RenamesItself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\b97eb20d9cd4df21c713866e51e2aff3.exe | N/A |
Suspicious use of UnmapMainImage
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\b97eb20d9cd4df21c713866e51e2aff3.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\b97eb20d9cd4df21c713866e51e2aff3.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 4408 wrote to memory of 4548 | N/A | C:\Users\Admin\AppData\Local\Temp\b97eb20d9cd4df21c713866e51e2aff3.exe | C:\Users\Admin\AppData\Local\Temp\b97eb20d9cd4df21c713866e51e2aff3.exe |
| PID 4408 wrote to memory of 4548 | N/A | C:\Users\Admin\AppData\Local\Temp\b97eb20d9cd4df21c713866e51e2aff3.exe | C:\Users\Admin\AppData\Local\Temp\b97eb20d9cd4df21c713866e51e2aff3.exe |
| PID 4408 wrote to memory of 4548 | N/A | C:\Users\Admin\AppData\Local\Temp\b97eb20d9cd4df21c713866e51e2aff3.exe | C:\Users\Admin\AppData\Local\Temp\b97eb20d9cd4df21c713866e51e2aff3.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\b97eb20d9cd4df21c713866e51e2aff3.exe
"C:\Users\Admin\AppData\Local\Temp\b97eb20d9cd4df21c713866e51e2aff3.exe"
C:\Users\Admin\AppData\Local\Temp\b97eb20d9cd4df21c713866e51e2aff3.exe
C:\Users\Admin\AppData\Local\Temp\b97eb20d9cd4df21c713866e51e2aff3.exe
Network
| Country | Destination | Domain | Proto |
| US | 138.91.171.81:80 | tcp | |
| US | 8.8.8.8:53 | 138.32.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 5.179.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | zipansion.com | udp |
| US | 172.67.144.180:80 | zipansion.com | tcp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 8.8.8.8:53 | yxeepsek.net | udp |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 9.228.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 180.144.67.172.in-addr.arpa | udp |
| US | 172.67.194.101:80 | yxeepsek.net | tcp |
| US | 204.79.197.200:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | 101.194.67.172.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 41.110.16.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 200.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 209.205.72.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 183.59.114.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.31.95.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 195.177.78.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 13.86.106.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 119.110.54.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 228.249.119.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 134.71.91.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 32.179.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 162.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 140.71.91.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 240.221.184.93.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 37.179.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 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 | 8.8.8.8:53 | 16.173.189.20.in-addr.arpa | udp |
Files
memory/4408-0-0x0000000000400000-0x00000000008EF000-memory.dmp
memory/4408-1-0x0000000001D20000-0x0000000001E53000-memory.dmp
memory/4408-2-0x0000000000400000-0x000000000062A000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\b97eb20d9cd4df21c713866e51e2aff3.exe
| MD5 | ef7e7c98a686fa07fb27511b4ec3ba59 |
| SHA1 | 6f1c5b2a1fcd33100fca95a311793ce3d8a21ddb |
| SHA256 | 220b0fa0b7c792d21442a2766bb0a608735dbd61e3659f76d65a173802d42c20 |
| SHA512 | c63b7155f1d54ebb01094503a6c4119a57971517b2b790a56c7cd78e1d1e09fa46860d5fa06d202bfddaefd4afee6b2f4b5af6472cdac9a57436f92e970a1086 |
memory/4408-13-0x0000000000400000-0x000000000062A000-memory.dmp
memory/4548-12-0x0000000000400000-0x00000000008EF000-memory.dmp
memory/4548-15-0x0000000001C50000-0x0000000001D83000-memory.dmp
memory/4548-14-0x0000000000400000-0x000000000062A000-memory.dmp
memory/4548-20-0x0000000005550000-0x000000000577A000-memory.dmp
memory/4548-21-0x0000000000400000-0x000000000061D000-memory.dmp
memory/4548-28-0x0000000000400000-0x00000000008EF000-memory.dmp
Analysis: behavioral1
Detonation Overview
Submitted
2024-03-07 19:37
Reported
2024-03-07 19:40
Platform
win7-20240221-en
Max time kernel
122s
Max time network
126s
Command Line
Signatures
Gozi
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\b97eb20d9cd4df21c713866e51e2aff3.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\b97eb20d9cd4df21c713866e51e2aff3.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\b97eb20d9cd4df21c713866e51e2aff3.exe | N/A |
UPX packed file
| 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 |
Suspicious behavior: RenamesItself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\b97eb20d9cd4df21c713866e51e2aff3.exe | N/A |
Suspicious use of UnmapMainImage
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\b97eb20d9cd4df21c713866e51e2aff3.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\b97eb20d9cd4df21c713866e51e2aff3.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2020 wrote to memory of 2580 | N/A | C:\Users\Admin\AppData\Local\Temp\b97eb20d9cd4df21c713866e51e2aff3.exe | C:\Users\Admin\AppData\Local\Temp\b97eb20d9cd4df21c713866e51e2aff3.exe |
| PID 2020 wrote to memory of 2580 | N/A | C:\Users\Admin\AppData\Local\Temp\b97eb20d9cd4df21c713866e51e2aff3.exe | C:\Users\Admin\AppData\Local\Temp\b97eb20d9cd4df21c713866e51e2aff3.exe |
| PID 2020 wrote to memory of 2580 | N/A | C:\Users\Admin\AppData\Local\Temp\b97eb20d9cd4df21c713866e51e2aff3.exe | C:\Users\Admin\AppData\Local\Temp\b97eb20d9cd4df21c713866e51e2aff3.exe |
| PID 2020 wrote to memory of 2580 | N/A | C:\Users\Admin\AppData\Local\Temp\b97eb20d9cd4df21c713866e51e2aff3.exe | C:\Users\Admin\AppData\Local\Temp\b97eb20d9cd4df21c713866e51e2aff3.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\b97eb20d9cd4df21c713866e51e2aff3.exe
"C:\Users\Admin\AppData\Local\Temp\b97eb20d9cd4df21c713866e51e2aff3.exe"
C:\Users\Admin\AppData\Local\Temp\b97eb20d9cd4df21c713866e51e2aff3.exe
C:\Users\Admin\AppData\Local\Temp\b97eb20d9cd4df21c713866e51e2aff3.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | zipansion.com | udp |
| US | 104.21.73.114:80 | zipansion.com | tcp |
| US | 8.8.8.8:53 | yxeepsek.net | udp |
| US | 172.67.194.101:80 | yxeepsek.net | tcp |
Files
memory/2020-0-0x0000000000400000-0x00000000008EF000-memory.dmp
memory/2020-1-0x0000000000400000-0x000000000062A000-memory.dmp
memory/2020-2-0x00000000002B0000-0x00000000003E3000-memory.dmp
\Users\Admin\AppData\Local\Temp\b97eb20d9cd4df21c713866e51e2aff3.exe
| MD5 | f83615516a5c73204990df4c89f41e65 |
| SHA1 | 4551d61fef4624dff2354e93d7c04197a6525610 |
| SHA256 | beae2075ba55d1a86e23993263ba70578cd5425e6831697546724894ed98e547 |
| SHA512 | 60d642e0d97810dcad47daf686de3e775df26a3a3bf3a8e5696803af9613885601e4eb9a12de088eb90d9974d5c513e94c389fbcf198a653c67c65e989f10e83 |
C:\Users\Admin\AppData\Local\Temp\b97eb20d9cd4df21c713866e51e2aff3.exe
| MD5 | 063c0fe230eabbdfab4e6a79e7e2434d |
| SHA1 | 585edab5682f0ba59df75fe6cfcc67844cb57ae9 |
| SHA256 | b797257e984d515b51fd691323f68cce97bb246b55aa92d383214c8bd74becac |
| SHA512 | bdc907753ec507cbc34bcd186c6ceb4383709b9786996f2ffdd1fcf684bc0aaf94ee87675ee08ad01d3de827fef03447fecc64d9e9ba3239282f35892ca94387 |
memory/2580-14-0x0000000000400000-0x00000000008EF000-memory.dmp
memory/2580-16-0x0000000001B20000-0x0000000001C53000-memory.dmp
memory/2580-15-0x0000000000400000-0x000000000062A000-memory.dmp
memory/2580-21-0x0000000000400000-0x000000000061D000-memory.dmp
memory/2580-23-0x0000000003410000-0x000000000363A000-memory.dmp
memory/2020-29-0x0000000000400000-0x00000000008EF000-memory.dmp
memory/2580-30-0x0000000000400000-0x00000000008EF000-memory.dmp