Analysis Overview
SHA256
ceafbf1e45295f6611a13a685a5c8623214de0754bfe9385072138bfaac06a65
Threat Level: Known bad
The file bf23e60ead2bad9afe9706fd1d9ac690 was found to be: Known bad.
Malicious Activity Summary
Gozi
Deletes itself
Executes dropped EXE
Loads dropped DLL
UPX packed file
Unsigned PE
Suspicious use of UnmapMainImage
Suspicious use of WriteProcessMemory
Suspicious behavior: RenamesItself
MITRE ATT&CK
Analysis: static1
Detonation Overview
Reported
2024-03-10 17:02
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: behavioral1
Detonation Overview
Submitted
2024-03-10 17:02
Reported
2024-03-10 17:05
Platform
win7-20231129-en
Max time kernel
117s
Max time network
122s
Command Line
Signatures
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\bf23e60ead2bad9afe9706fd1d9ac690.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\bf23e60ead2bad9afe9706fd1d9ac690.exe | N/A |
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\bf23e60ead2bad9afe9706fd1d9ac690.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 |
Suspicious behavior: RenamesItself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\bf23e60ead2bad9afe9706fd1d9ac690.exe | N/A |
Suspicious use of UnmapMainImage
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\bf23e60ead2bad9afe9706fd1d9ac690.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\bf23e60ead2bad9afe9706fd1d9ac690.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2888 wrote to memory of 2772 | N/A | C:\Users\Admin\AppData\Local\Temp\bf23e60ead2bad9afe9706fd1d9ac690.exe | C:\Users\Admin\AppData\Local\Temp\bf23e60ead2bad9afe9706fd1d9ac690.exe |
| PID 2888 wrote to memory of 2772 | N/A | C:\Users\Admin\AppData\Local\Temp\bf23e60ead2bad9afe9706fd1d9ac690.exe | C:\Users\Admin\AppData\Local\Temp\bf23e60ead2bad9afe9706fd1d9ac690.exe |
| PID 2888 wrote to memory of 2772 | N/A | C:\Users\Admin\AppData\Local\Temp\bf23e60ead2bad9afe9706fd1d9ac690.exe | C:\Users\Admin\AppData\Local\Temp\bf23e60ead2bad9afe9706fd1d9ac690.exe |
| PID 2888 wrote to memory of 2772 | N/A | C:\Users\Admin\AppData\Local\Temp\bf23e60ead2bad9afe9706fd1d9ac690.exe | C:\Users\Admin\AppData\Local\Temp\bf23e60ead2bad9afe9706fd1d9ac690.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\bf23e60ead2bad9afe9706fd1d9ac690.exe
"C:\Users\Admin\AppData\Local\Temp\bf23e60ead2bad9afe9706fd1d9ac690.exe"
C:\Users\Admin\AppData\Local\Temp\bf23e60ead2bad9afe9706fd1d9ac690.exe
C:\Users\Admin\AppData\Local\Temp\bf23e60ead2bad9afe9706fd1d9ac690.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/2888-0-0x0000000000400000-0x00000000008E7000-memory.dmp
memory/2888-1-0x0000000000400000-0x0000000000622000-memory.dmp
memory/2888-2-0x0000000001B10000-0x0000000001C41000-memory.dmp
\Users\Admin\AppData\Local\Temp\bf23e60ead2bad9afe9706fd1d9ac690.exe
| MD5 | ed83983079c2278a1e19693a2f524ebc |
| SHA1 | fc405fa9a8eee5230878e1ee732f5d9d4b6b8c60 |
| SHA256 | 261d06bd4dcf196c6a23ea4cd992c0a60ecd63a6178a5990446b08dfb6d14dd4 |
| SHA512 | 246e45f5fa0b92523cd93a47131035c0d19bc60532d35fea28c0925504c75a20866020ae443f0f295a82d194d0a2d45e9e335485dde0bbd40cad51481ddee75f |
memory/2772-18-0x0000000000130000-0x0000000000261000-memory.dmp
memory/2888-16-0x00000000038F0000-0x0000000003DD7000-memory.dmp
memory/2772-15-0x0000000000400000-0x0000000000622000-memory.dmp
memory/2888-14-0x0000000000400000-0x0000000000622000-memory.dmp
memory/2772-20-0x0000000000400000-0x00000000008E7000-memory.dmp
memory/2772-23-0x0000000000400000-0x0000000000616000-memory.dmp
memory/2772-24-0x00000000033E0000-0x0000000003602000-memory.dmp
memory/2888-31-0x00000000038F0000-0x0000000003DD7000-memory.dmp
memory/2772-32-0x0000000000400000-0x00000000008E7000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-03-10 17:02
Reported
2024-03-10 17:05
Platform
win10v2004-20240226-en
Max time kernel
152s
Max time network
151s
Command Line
Signatures
Gozi
Deletes itself
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\bf23e60ead2bad9afe9706fd1d9ac690.exe | N/A |
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\bf23e60ead2bad9afe9706fd1d9ac690.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\bf23e60ead2bad9afe9706fd1d9ac690.exe | N/A |
Suspicious use of UnmapMainImage
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\bf23e60ead2bad9afe9706fd1d9ac690.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\bf23e60ead2bad9afe9706fd1d9ac690.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 2448 wrote to memory of 2116 | N/A | C:\Users\Admin\AppData\Local\Temp\bf23e60ead2bad9afe9706fd1d9ac690.exe | C:\Users\Admin\AppData\Local\Temp\bf23e60ead2bad9afe9706fd1d9ac690.exe |
| PID 2448 wrote to memory of 2116 | N/A | C:\Users\Admin\AppData\Local\Temp\bf23e60ead2bad9afe9706fd1d9ac690.exe | C:\Users\Admin\AppData\Local\Temp\bf23e60ead2bad9afe9706fd1d9ac690.exe |
| PID 2448 wrote to memory of 2116 | N/A | C:\Users\Admin\AppData\Local\Temp\bf23e60ead2bad9afe9706fd1d9ac690.exe | C:\Users\Admin\AppData\Local\Temp\bf23e60ead2bad9afe9706fd1d9ac690.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\bf23e60ead2bad9afe9706fd1d9ac690.exe
"C:\Users\Admin\AppData\Local\Temp\bf23e60ead2bad9afe9706fd1d9ac690.exe"
C:\Users\Admin\AppData\Local\Temp\bf23e60ead2bad9afe9706fd1d9ac690.exe
C:\Users\Admin\AppData\Local\Temp\bf23e60ead2bad9afe9706fd1d9ac690.exe
C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe
"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --mojo-platform-channel-handle=4144 --field-trial-handle=3192,i,2785050981002401924,4037047756083432660,262144 --variations-seed-version /prefetch:8
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 69.31.126.40.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 173.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 241.154.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | zipansion.com | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.200:443 | g.bing.com | tcp |
| US | 172.67.144.180:80 | zipansion.com | tcp |
| US | 8.8.8.8:53 | yxeepsek.net | udp |
| US | 8.8.8.8:53 | 195.233.44.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 149.220.183.52.in-addr.arpa | udp |
| US | 104.21.20.204:80 | yxeepsek.net | tcp |
| US | 8.8.8.8:53 | 200.197.79.204.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 180.144.67.172.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 204.20.21.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 133.211.185.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 16.234.44.23.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 86.23.85.13.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 206.23.85.13.in-addr.arpa | udp |
| US | 13.107.253.64:443 | tcp | |
| US | 8.8.8.8:53 | 217.135.221.88.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 181.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 193.178.17.96.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 | 26.73.42.20.in-addr.arpa | udp |
Files
memory/2448-0-0x0000000000400000-0x00000000008E7000-memory.dmp
memory/2448-1-0x0000000001D10000-0x0000000001E41000-memory.dmp
memory/2448-2-0x0000000000400000-0x0000000000622000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\bf23e60ead2bad9afe9706fd1d9ac690.exe
| MD5 | af57220032e4953d18649d21d4987372 |
| SHA1 | 6734a100747e92a6632e3fac1fd91c14606d627d |
| SHA256 | 1e71128227606a145994f30d935051e79b2c6f74ad337cb3f454e78cb2599f5a |
| SHA512 | a8e136e8f7e5fe51bfaba5e941eeef837fd19b1842255374a186c15fbff9db90ce5192d23842b5ac3d8662112f9fe6cd52377556c500b5a684c5f192f041ab7d |
memory/2448-12-0x0000000000400000-0x0000000000622000-memory.dmp
memory/2116-13-0x0000000000400000-0x00000000008E7000-memory.dmp
memory/2116-14-0x00000000018F0000-0x0000000001A21000-memory.dmp
memory/2116-15-0x0000000000400000-0x0000000000622000-memory.dmp
memory/2116-20-0x0000000005690000-0x00000000058B2000-memory.dmp
memory/2116-21-0x0000000000400000-0x0000000000616000-memory.dmp
memory/2116-28-0x0000000000400000-0x00000000008E7000-memory.dmp