Analysis Overview
SHA256
000b8eeb58de61285a9f6f6f176a61bc26119db913d242c491e7db53cc9cf5df
Threat Level: Known bad
The file bb2525d88b207a9f40b513b1bce2d3a1 was found to be: Known bad.
Malicious Activity Summary
Gozi family
Loads dropped DLL
Deletes itself
Executes dropped EXE
UPX packed file
Unsigned PE
Suspicious behavior: RenamesItself
Suspicious use of WriteProcessMemory
Suspicious use of UnmapMainImage
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2024-03-08 11:26
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
2024-03-08 11:25
Reported
2024-03-08 11:28
Platform
win7-20240221-en
Max time kernel
117s
Max time network
123s
Command Line
Signatures
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\bb2525d88b207a9f40b513b1bce2d3a1.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\bb2525d88b207a9f40b513b1bce2d3a1.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\bb2525d88b207a9f40b513b1bce2d3a1.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\bb2525d88b207a9f40b513b1bce2d3a1.exe | N/A |
Suspicious use of UnmapMainImage
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\bb2525d88b207a9f40b513b1bce2d3a1.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\bb2525d88b207a9f40b513b1bce2d3a1.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1704 wrote to memory of 2360 | N/A | C:\Users\Admin\AppData\Local\Temp\bb2525d88b207a9f40b513b1bce2d3a1.exe | C:\Users\Admin\AppData\Local\Temp\bb2525d88b207a9f40b513b1bce2d3a1.exe |
| PID 1704 wrote to memory of 2360 | N/A | C:\Users\Admin\AppData\Local\Temp\bb2525d88b207a9f40b513b1bce2d3a1.exe | C:\Users\Admin\AppData\Local\Temp\bb2525d88b207a9f40b513b1bce2d3a1.exe |
| PID 1704 wrote to memory of 2360 | N/A | C:\Users\Admin\AppData\Local\Temp\bb2525d88b207a9f40b513b1bce2d3a1.exe | C:\Users\Admin\AppData\Local\Temp\bb2525d88b207a9f40b513b1bce2d3a1.exe |
| PID 1704 wrote to memory of 2360 | N/A | C:\Users\Admin\AppData\Local\Temp\bb2525d88b207a9f40b513b1bce2d3a1.exe | C:\Users\Admin\AppData\Local\Temp\bb2525d88b207a9f40b513b1bce2d3a1.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\bb2525d88b207a9f40b513b1bce2d3a1.exe
"C:\Users\Admin\AppData\Local\Temp\bb2525d88b207a9f40b513b1bce2d3a1.exe"
C:\Users\Admin\AppData\Local\Temp\bb2525d88b207a9f40b513b1bce2d3a1.exe
C:\Users\Admin\AppData\Local\Temp\bb2525d88b207a9f40b513b1bce2d3a1.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/1704-1-0x0000000000400000-0x000000000062A000-memory.dmp
memory/1704-2-0x0000000000130000-0x0000000000263000-memory.dmp
memory/1704-0-0x0000000000400000-0x00000000008EF000-memory.dmp
\Users\Admin\AppData\Local\Temp\bb2525d88b207a9f40b513b1bce2d3a1.exe
| MD5 | 126cb022df332e78e572890efe28ddf5 |
| SHA1 | 5cc4f7e82f086d5094113f8bd668cc4769e8b94c |
| SHA256 | 1f7b8313b3655583ce182260f1057d3044c107f305e4844d927da889b68c3d68 |
| SHA512 | fef0024c95e05356e6898974e502d1c5bf6c46d35fed27f38c98ef9e32c2f9de0c8a27e2612278a3e1971b8a9cd7e31f89144f834878abe03d28f26678506d74 |
C:\Users\Admin\AppData\Local\Temp\bb2525d88b207a9f40b513b1bce2d3a1.exe
| MD5 | d41d8cd98f00b204e9800998ecf8427e |
| SHA1 | da39a3ee5e6b4b0d3255bfef95601890afd80709 |
| SHA256 | e3b0c44298fc1c149afbf4c8996fb92427ae41e4649b934ca495991b7852b855 |
| SHA512 | cf83e1357eefb8bdf1542850d66d8007d620e4050b5715dc83f4a921d36ce9ce47d0d13c5d85f2b0ff8318d2877eec2f63b931bd47417a81a538327af927da3e |
memory/2360-17-0x0000000000400000-0x000000000062A000-memory.dmp
memory/2360-16-0x0000000000400000-0x00000000008EF000-memory.dmp
memory/2360-19-0x0000000001B20000-0x0000000001C53000-memory.dmp
memory/1704-14-0x0000000003810000-0x0000000003CFF000-memory.dmp
memory/1704-13-0x0000000000400000-0x000000000062A000-memory.dmp
memory/2360-24-0x0000000003410000-0x000000000363A000-memory.dmp
memory/2360-23-0x0000000000400000-0x000000000061D000-memory.dmp
memory/1704-31-0x0000000003810000-0x0000000003CFF000-memory.dmp
memory/2360-32-0x0000000000400000-0x00000000008EF000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-03-08 11:25
Reported
2024-03-08 11:28
Platform
win10v2004-20240226-en
Max time kernel
151s
Max time network
156s
Command Line
Signatures
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\bb2525d88b207a9f40b513b1bce2d3a1.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\bb2525d88b207a9f40b513b1bce2d3a1.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\bb2525d88b207a9f40b513b1bce2d3a1.exe | N/A |
Suspicious use of UnmapMainImage
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\bb2525d88b207a9f40b513b1bce2d3a1.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\bb2525d88b207a9f40b513b1bce2d3a1.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 5104 wrote to memory of 3776 | N/A | C:\Users\Admin\AppData\Local\Temp\bb2525d88b207a9f40b513b1bce2d3a1.exe | C:\Users\Admin\AppData\Local\Temp\bb2525d88b207a9f40b513b1bce2d3a1.exe |
| PID 5104 wrote to memory of 3776 | N/A | C:\Users\Admin\AppData\Local\Temp\bb2525d88b207a9f40b513b1bce2d3a1.exe | C:\Users\Admin\AppData\Local\Temp\bb2525d88b207a9f40b513b1bce2d3a1.exe |
| PID 5104 wrote to memory of 3776 | N/A | C:\Users\Admin\AppData\Local\Temp\bb2525d88b207a9f40b513b1bce2d3a1.exe | C:\Users\Admin\AppData\Local\Temp\bb2525d88b207a9f40b513b1bce2d3a1.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\bb2525d88b207a9f40b513b1bce2d3a1.exe
"C:\Users\Admin\AppData\Local\Temp\bb2525d88b207a9f40b513b1bce2d3a1.exe"
C:\Users\Admin\AppData\Local\Temp\bb2525d88b207a9f40b513b1bce2d3a1.exe
C:\Users\Admin\AppData\Local\Temp\bb2525d88b207a9f40b513b1bce2d3a1.exe
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 241.150.49.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 200.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | zipansion.com | udp |
| US | 104.21.73.114:80 | zipansion.com | tcp |
| US | 8.8.8.8:53 | 82.177.190.20.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 | 114.73.21.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.154.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 101.194.67.172.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.35.223.20.in-addr.arpa | udp |
| US | 138.91.171.81:80 | tcp | |
| US | 8.8.8.8:53 | 26.165.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 41.110.16.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 15.164.165.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 97.17.167.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 232.168.11.51.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 100.5.17.2.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 119.110.54.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 18.134.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 26.134.221.88.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 | 8.8.8.8:53 | 217.135.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 197.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 23.236.111.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 198.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 203.135.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 9.73.50.20.in-addr.arpa | udp |
| GB | 96.17.178.198:80 | tcp |
Files
memory/5104-0-0x0000000000400000-0x00000000008EF000-memory.dmp
memory/5104-1-0x00000000018F0000-0x0000000001A23000-memory.dmp
memory/5104-2-0x0000000000400000-0x000000000062A000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\bb2525d88b207a9f40b513b1bce2d3a1.exe
| MD5 | 627e6d21a6ea4350a6b2bc98fe5da582 |
| SHA1 | 2ff7b1a7f44804e185a26a47b3e09a7bc98848a9 |
| SHA256 | 672f517fc886ed6be3afc245ce012895fa7537822db5a11402f04ac779960870 |
| SHA512 | e182eae2142ecdbce3a3de18a593558d23f1dce3a3796162515afd724cac216e4969b958f6d6bd53b79d9cf669e5bd06e37222e0bac95887d16799e75462655a |
memory/3776-14-0x0000000000400000-0x000000000062A000-memory.dmp
memory/3776-13-0x0000000000400000-0x00000000008EF000-memory.dmp
memory/3776-15-0x00000000018F0000-0x0000000001A23000-memory.dmp
memory/5104-12-0x0000000000400000-0x000000000062A000-memory.dmp
memory/3776-20-0x0000000000400000-0x000000000061D000-memory.dmp
memory/3776-22-0x00000000055B0000-0x00000000057DA000-memory.dmp
memory/3776-28-0x0000000000400000-0x00000000008EF000-memory.dmp