Analysis Overview
SHA256
050eb8f4d8bcc5fab975654b819d67cb02d9cb2e7257c803e7fdbb5f64075c8d
Threat Level: Known bad
The file 050eb8f4d8bcc5fab975654b819d67cb02d9cb2e7257c803e7fdbb5f64075c8d was found to be: Known bad.
Malicious Activity Summary
Gozi family
Loads dropped DLL
Writes to the Master Boot Record (MBR)
Enumerates connected drives
Unsigned PE
Suspicious behavior: EnumeratesProcesses
MITRE ATT&CK
Enterprise Matrix V15
Analysis: static1
Detonation Overview
Reported
2024-03-22 18:11
Signatures
Gozi family
Unsigned PE
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2024-03-22 18:11
Reported
2024-03-22 18:14
Platform
win7-20240221-en
Max time kernel
117s
Max time network
125s
Command Line
Signatures
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\050eb8f4d8bcc5fab975654b819d67cb02d9cb2e7257c803e7fdbb5f64075c8d.exe | N/A |
Enumerates connected drives
| Description | Indicator | Process | Target |
| File opened (read-only) | \??\F: | C:\Users\Admin\AppData\Local\Temp\050eb8f4d8bcc5fab975654b819d67cb02d9cb2e7257c803e7fdbb5f64075c8d.exe | N/A |
Writes to the Master Boot Record (MBR)
| Description | Indicator | Process | Target |
| File opened for modification | \??\PhysicalDrive0 | C:\Users\Admin\AppData\Local\Temp\050eb8f4d8bcc5fab975654b819d67cb02d9cb2e7257c803e7fdbb5f64075c8d.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\050eb8f4d8bcc5fab975654b819d67cb02d9cb2e7257c803e7fdbb5f64075c8d.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\050eb8f4d8bcc5fab975654b819d67cb02d9cb2e7257c803e7fdbb5f64075c8d.exe
"C:\Users\Admin\AppData\Local\Temp\050eb8f4d8bcc5fab975654b819d67cb02d9cb2e7257c803e7fdbb5f64075c8d.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | oth.eve.mdt.qq.com | udp |
| US | 8.8.8.8:53 | master.etl.desktop.qq.com | udp |
| CN | 157.255.4.39:443 | master.etl.desktop.qq.com | tcp |
| SG | 101.33.47.68:8081 | oth.eve.mdt.qq.com | tcp |
| CN | 157.255.4.39:443 | master.etl.desktop.qq.com | tcp |
| CN | 113.105.95.120:443 | tcp | |
| CN | 125.39.120.82:443 | tcp |
Files
\Users\Admin\AppData\Local\Tencent\TxGameAssistant\TGBDownloader\dr.dll
| MD5 | 2814acbd607ba47bdbcdf6ac3076ee95 |
| SHA1 | 50ab892071bed2bb2365ca1d4bf5594e71c6b13b |
| SHA256 | 5904a7e4d97eeac939662c3638a0e145f64ff3dd0198f895c4bf0337595c6a67 |
| SHA512 | 34c73014ffc8d38d6dd29f4f84c8f4f9ea971bc131f665f65b277f453504d5efc2d483a792cdea610c5e0544bf3997b132dcdbe37224912c5234c15cdb89d498 |
memory/2016-4-0x00000000004F0000-0x00000000004FA000-memory.dmp
memory/2016-5-0x00000000004F0000-0x00000000004FA000-memory.dmp
memory/2016-10-0x00000000004F0000-0x00000000004FA000-memory.dmp
memory/2016-11-0x00000000004F0000-0x00000000004FA000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2024-03-22 18:11
Reported
2024-03-22 18:14
Platform
win10v2004-20240226-en
Max time kernel
139s
Max time network
150s
Command Line
Signatures
Loads dropped DLL
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\050eb8f4d8bcc5fab975654b819d67cb02d9cb2e7257c803e7fdbb5f64075c8d.exe | N/A |
Enumerates connected drives
| Description | Indicator | Process | Target |
| File opened (read-only) | \??\F: | C:\Users\Admin\AppData\Local\Temp\050eb8f4d8bcc5fab975654b819d67cb02d9cb2e7257c803e7fdbb5f64075c8d.exe | N/A |
Writes to the Master Boot Record (MBR)
| Description | Indicator | Process | Target |
| File opened for modification | \??\PhysicalDrive0 | C:\Users\Admin\AppData\Local\Temp\050eb8f4d8bcc5fab975654b819d67cb02d9cb2e7257c803e7fdbb5f64075c8d.exe | N/A |
Suspicious behavior: EnumeratesProcesses
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\050eb8f4d8bcc5fab975654b819d67cb02d9cb2e7257c803e7fdbb5f64075c8d.exe | N/A |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\050eb8f4d8bcc5fab975654b819d67cb02d9cb2e7257c803e7fdbb5f64075c8d.exe | N/A |
Processes
C:\Users\Admin\AppData\Local\Temp\050eb8f4d8bcc5fab975654b819d67cb02d9cb2e7257c803e7fdbb5f64075c8d.exe
"C:\Users\Admin\AppData\Local\Temp\050eb8f4d8bcc5fab975654b819d67cb02d9cb2e7257c803e7fdbb5f64075c8d.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=4104 --field-trial-handle=2280,i,11703952675008463361,17436195144517971517,262144 --variations-seed-version /prefetch:8
Network
| Country | Destination | Domain | Proto |
| US | 8.8.8.8:53 | 85.177.190.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 95.221.229.192.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 9.228.82.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 191.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 41.110.16.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 28.118.140.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | g.bing.com | udp |
| US | 204.79.197.200:443 | g.bing.com | tcp |
| US | 8.8.8.8:53 | master.etl.desktop.qq.com | udp |
| US | 8.8.8.8:53 | oth.eve.mdt.qq.com | udp |
| CN | 157.255.4.39:443 | master.etl.desktop.qq.com | tcp |
| SG | 101.33.47.206:8081 | oth.eve.mdt.qq.com | tcp |
| US | 8.8.8.8:53 | 206.47.33.101.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 154.239.44.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 50.23.12.20.in-addr.arpa | udp |
| US | 13.107.253.64:443 | tcp | |
| US | 8.8.8.8:53 | 198.187.3.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 140.71.91.104.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 149.220.183.52.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 114.110.16.96.in-addr.arpa | udp |
| CN | 157.255.4.39:443 | master.etl.desktop.qq.com | tcp |
| CN | 113.105.95.120:443 | tcp | |
| US | 8.8.8.8:53 | 201.178.17.96.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 48.229.111.52.in-addr.arpa | udp |
| CN | 125.39.120.82:443 | tcp | |
| US | 8.8.8.8:53 | 205.47.74.20.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 | 88.156.103.20.in-addr.arpa | udp |
| US | 8.8.8.8:53 | 6.173.189.20.in-addr.arpa | udp |
Files
C:\Users\Admin\AppData\Local\Tencent\TxGameAssistant\TGBDownloader\dr.dll
| MD5 | 2814acbd607ba47bdbcdf6ac3076ee95 |
| SHA1 | 50ab892071bed2bb2365ca1d4bf5594e71c6b13b |
| SHA256 | 5904a7e4d97eeac939662c3638a0e145f64ff3dd0198f895c4bf0337595c6a67 |
| SHA512 | 34c73014ffc8d38d6dd29f4f84c8f4f9ea971bc131f665f65b277f453504d5efc2d483a792cdea610c5e0544bf3997b132dcdbe37224912c5234c15cdb89d498 |