Analysis Overview
SHA256
270905ca19b8c1e8b9d2032a38338158d4e0fcf898eb0e0179e18dab080d22b5
Threat Level: Known bad
The file b9910483a93ce128340c2c8f52f707f9 was found to be: Known bad.
Malicious Activity Summary
Gozi
Gozi family
Loads dropped DLL
UPX packed file
Deletes itself
Executes dropped EXE
Unsigned PE
Suspicious behavior: RenamesItself
Suspicious use of UnmapMainImage
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2024-03-07 20:20
Signatures
Gozi family
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: behavioral1
Detonation Overview
Submitted
2024-03-07 20:20
Reported
2024-03-07 20:23
Platform
win7-20240221-en
Max time kernel
117s
Max time network
127s
Command Line
Signatures
Gozi
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\b9910483a93ce128340c2c8f52f707f9.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\b9910483a93ce128340c2c8f52f707f9.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\b9910483a93ce128340c2c8f52f707f9.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 |
| 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\b9910483a93ce128340c2c8f52f707f9.exe | N/A |
Suspicious use of UnmapMainImage
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\b9910483a93ce128340c2c8f52f707f9.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\b9910483a93ce128340c2c8f52f707f9.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1688 wrote to memory of 2532 | N/A | C:\Users\Admin\AppData\Local\Temp\b9910483a93ce128340c2c8f52f707f9.exe | C:\Users\Admin\AppData\Local\Temp\b9910483a93ce128340c2c8f52f707f9.exe |
| PID 1688 wrote to memory of 2532 | N/A | C:\Users\Admin\AppData\Local\Temp\b9910483a93ce128340c2c8f52f707f9.exe | C:\Users\Admin\AppData\Local\Temp\b9910483a93ce128340c2c8f52f707f9.exe |
| PID 1688 wrote to memory of 2532 | N/A | C:\Users\Admin\AppData\Local\Temp\b9910483a93ce128340c2c8f52f707f9.exe | C:\Users\Admin\AppData\Local\Temp\b9910483a93ce128340c2c8f52f707f9.exe |
| PID 1688 wrote to memory of 2532 | N/A | C:\Users\Admin\AppData\Local\Temp\b9910483a93ce128340c2c8f52f707f9.exe | C:\Users\Admin\AppData\Local\Temp\b9910483a93ce128340c2c8f52f707f9.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\b9910483a93ce128340c2c8f52f707f9.exe
"C:\Users\Admin\AppData\Local\Temp\b9910483a93ce128340c2c8f52f707f9.exe"
C:\Users\Admin\AppData\Local\Temp\b9910483a93ce128340c2c8f52f707f9.exe
C:\Users\Admin\AppData\Local\Temp\b9910483a93ce128340c2c8f52f707f9.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | zipansion.com | udp |
| US | 172.67.144.180:80 | zipansion.com | tcp |
| US | 8.8.8.8:53 | yxeepsek.net | udp |
| US | 172.67.194.101:80 | yxeepsek.net | tcp |
Files
memory/1688-0-0x0000000000400000-0x00000000008EF000-memory.dmp
memory/1688-1-0x0000000001B20000-0x0000000001C53000-memory.dmp
memory/1688-2-0x0000000000400000-0x000000000062A000-memory.dmp
\Users\Admin\AppData\Local\Temp\b9910483a93ce128340c2c8f52f707f9.exe
| MD5 | 5cea88f04ca9ddf9f0d17560a8db90e2 |
| SHA1 | e4f4882199ae4f20b6046ddca8544dc1b79a8a04 |
| SHA256 | e843be1eab91a2d151dc2048cc7750c480acd09c397f1986bed9201c4afffcf1 |
| SHA512 | 2ba2abb3df8508287dde9ecf727f9f58631977fc65f09e6d5f208b28e9babec281a1e66e8058b1eb5fac10d48ebe211d4bfeaf1434cc5d10aba67f6e67ac0809 |
C:\Users\Admin\AppData\Local\Temp\b9910483a93ce128340c2c8f52f707f9.exe
| MD5 | fd98e9c0c4dc5aec919b371e39c77811 |
| SHA1 | 3f5488e7099524819512361a3e3c69ba631f5488 |
| SHA256 | b261a3d9181f80906f110c6cc0e8128157d73668231e50c3d5fc1bba379852da |
| SHA512 | abbec6112b295791a16f770c992cc0e43789aa0f8706b190917a4877b4fef7438e2050882c4ef57edae6474c214dabb5e9404d18fbc0a0e87e062ebdb9066d25 |
memory/2532-16-0x0000000000400000-0x00000000008EF000-memory.dmp
memory/1688-14-0x0000000003980000-0x0000000003E6F000-memory.dmp
memory/1688-13-0x0000000000400000-0x000000000062A000-memory.dmp
memory/2532-18-0x0000000000400000-0x000000000062A000-memory.dmp
memory/2532-17-0x00000000018F0000-0x0000000001A23000-memory.dmp
memory/2532-23-0x0000000000400000-0x000000000061D000-memory.dmp
memory/2532-26-0x0000000003570000-0x000000000379A000-memory.dmp
memory/2532-31-0x0000000000400000-0x00000000008EF000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-03-07 20:20
Reported
2024-03-07 20:23
Platform
win10v2004-20240226-en
Max time kernel
149s
Max time network
151s
Command Line
Signatures
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\b9910483a93ce128340c2c8f52f707f9.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\b9910483a93ce128340c2c8f52f707f9.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\b9910483a93ce128340c2c8f52f707f9.exe | N/A |
Suspicious use of UnmapMainImage
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\b9910483a93ce128340c2c8f52f707f9.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\b9910483a93ce128340c2c8f52f707f9.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 408 wrote to memory of 812 | N/A | C:\Users\Admin\AppData\Local\Temp\b9910483a93ce128340c2c8f52f707f9.exe | C:\Users\Admin\AppData\Local\Temp\b9910483a93ce128340c2c8f52f707f9.exe |
| PID 408 wrote to memory of 812 | N/A | C:\Users\Admin\AppData\Local\Temp\b9910483a93ce128340c2c8f52f707f9.exe | C:\Users\Admin\AppData\Local\Temp\b9910483a93ce128340c2c8f52f707f9.exe |
| PID 408 wrote to memory of 812 | N/A | C:\Users\Admin\AppData\Local\Temp\b9910483a93ce128340c2c8f52f707f9.exe | C:\Users\Admin\AppData\Local\Temp\b9910483a93ce128340c2c8f52f707f9.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\b9910483a93ce128340c2c8f52f707f9.exe
"C:\Users\Admin\AppData\Local\Temp\b9910483a93ce128340c2c8f52f707f9.exe"
C:\Users\Admin\AppData\Local\Temp\b9910483a93ce128340c2c8f52f707f9.exe
C:\Users\Admin\AppData\Local\Temp\b9910483a93ce128340c2c8f52f707f9.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 | 114.73.21.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | yxeepsek.net | udp |
| US | 172.67.194.101:80 | yxeepsek.net | tcp |
| US | 8.8.8.8:53 | 71.159.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 101.194.67.172.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 58.55.71.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 5.179.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.154.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 183.142.211.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 195.233.44.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 97.17.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 133.211.185.52.in-addr.arpa | udp |
| US | 20.231.121.79:80 | tcp | |
| US | 8.8.8.8:53 | 183.1.37.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 119.110.54.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 140.71.91.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 32.179.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 141.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 0.205.248.87.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 14.227.111.52.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 | 84.65.42.20.in-addr.arpa | udp |
Files
memory/408-0-0x0000000000400000-0x00000000008EF000-memory.dmp
memory/408-1-0x00000000018F0000-0x0000000001A23000-memory.dmp
memory/408-2-0x0000000000400000-0x000000000062A000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\b9910483a93ce128340c2c8f52f707f9.exe
| MD5 | fcb8777b957d53ed550d8fddf679e366 |
| SHA1 | 24cb09963fc05b21aea607f0b72c4b177f41fcbe |
| SHA256 | d55269f643929b78c8229244f05356641d3ae67e11a822527f3ffb5552f4bade |
| SHA512 | 3275190bfe5306e77348e737ee993e056d25905f2619ea3c6237a42f2ddfe031c02d347646114da84ed57315651308ab397b099520ba0072f42611ba8331ab9a |
memory/812-14-0x0000000001D40000-0x0000000001E73000-memory.dmp
memory/812-15-0x0000000000400000-0x000000000062A000-memory.dmp
memory/812-13-0x0000000000400000-0x00000000008EF000-memory.dmp
memory/408-12-0x0000000000400000-0x000000000062A000-memory.dmp
memory/812-20-0x0000000000400000-0x000000000061D000-memory.dmp
memory/812-23-0x0000000005640000-0x000000000586A000-memory.dmp
memory/812-28-0x0000000000400000-0x00000000008EF000-memory.dmp