Analysis Overview
SHA256
98622f07ac2af01cf2629d2fee6f470ab8179b7d42eb3f864e7fde49565e844d
Threat Level: Known bad
The file 98622f07ac2af01cf2629d2fee6f470ab8179b7d42eb3f864e7fde49565e844d was found to be: Known bad.
Malicious Activity Summary
Gozi_ifsb family
UPX packed file
Checks computer location settings
Drops file in Windows directory
Enumerates physical storage devices
Modifies data under HKEY_USERS
Suspicious use of WriteProcessMemory
Checks processor information in registry
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2022-02-07 21:29
Signatures
Gozi_ifsb family
UPX packed file
| Description | Indicator | Process | Target |
| N/A | N/A | N/A | N/A |
Analysis: behavioral1
Detonation Overview
Submitted
2022-02-07 21:29
Reported
2022-02-08 02:09
Platform
win7-en-20211208
Max time kernel
119s
Max time network
119s
Command Line
Signatures
Enumerates physical storage devices
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 1652 wrote to memory of 1428 | N/A | C:\Users\Admin\AppData\Local\Temp\98622f07ac2af01cf2629d2fee6f470ab8179b7d42eb3f864e7fde49565e844d.exe | C:\Windows\system32\cmd.exe |
| PID 1652 wrote to memory of 1428 | N/A | C:\Users\Admin\AppData\Local\Temp\98622f07ac2af01cf2629d2fee6f470ab8179b7d42eb3f864e7fde49565e844d.exe | C:\Windows\system32\cmd.exe |
| PID 1652 wrote to memory of 1428 | N/A | C:\Users\Admin\AppData\Local\Temp\98622f07ac2af01cf2629d2fee6f470ab8179b7d42eb3f864e7fde49565e844d.exe | C:\Windows\system32\cmd.exe |
| PID 1652 wrote to memory of 1428 | N/A | C:\Users\Admin\AppData\Local\Temp\98622f07ac2af01cf2629d2fee6f470ab8179b7d42eb3f864e7fde49565e844d.exe | C:\Windows\system32\cmd.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\98622f07ac2af01cf2629d2fee6f470ab8179b7d42eb3f864e7fde49565e844d.exe
"C:\Users\Admin\AppData\Local\Temp\98622f07ac2af01cf2629d2fee6f470ab8179b7d42eb3f864e7fde49565e844d.exe"
C:\Windows\system32\cmd.exe
"C:\Windows\sysnative\cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\1CB4.tmp\1CF4.bat C:\Users\Admin\AppData\Local\Temp\98622f07ac2af01cf2629d2fee6f470ab8179b7d42eb3f864e7fde49565e844d.exe"
Network
Files
memory/1652-55-0x0000000076641000-0x0000000076643000-memory.dmp
C:\Users\Admin\AppData\Local\Temp\1CB4.tmp\1CF4.bat
| MD5 | c89f538a76fca09aadbc0bcae93a068f |
| SHA1 | 3f62c5ac3531f979709f4aef332435c41bbca3fe |
| SHA256 | eaad9c6077d78ecb7310f0f2761527222cbf919af0097a7be3ae6175383f6be0 |
| SHA512 | dd74ba3854095d1f04a5ab6150d96a199ba9102521ede0250b97af6766f28a44c9fdfeadd2239a02212dde2af4c7f5fe8e312086652a39f9d66cc7482d336232 |
Analysis: behavioral2
Detonation Overview
Submitted
2022-02-07 21:29
Reported
2022-02-08 02:09
Platform
win10v2004-en-20220112
Max time kernel
172s
Max time network
184s
Command Line
Signatures
Checks computer location settings
| Description | Indicator | Process | Target |
| Key value queried | \REGISTRY\USER\S-1-5-21-790714498-1549421491-1643397139-1000\Control Panel\International\Geo\Nation | C:\Users\Admin\AppData\Local\Temp\98622f07ac2af01cf2629d2fee6f470ab8179b7d42eb3f864e7fde49565e844d.exe | N/A |
Drops file in Windows directory
| Description | Indicator | Process | Target |
| File opened for modification | C:\Windows\ServiceProfiles\NetworkService\AppData\Local\Microsoft\Windows\DeliveryOptimization\State\keyValueLKG.dat | C:\Windows\System32\svchost.exe | N/A |
Enumerates physical storage devices
Checks processor information in registry
| Description | Indicator | Process | Target |
| Key opened | \Registry\Machine\HARDWARE\DESCRIPTION\System\CentralProcessor\0 | C:\Windows\system32\MusNotifyIcon.exe | N/A |
| Key value queried | \REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\~MHz | C:\Windows\system32\MusNotifyIcon.exe | N/A |
Modifies data under HKEY_USERS
| Description | Indicator | Process | Target |
| Set value (int) | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateFrCnt = "0" | C:\Windows\System32\svchost.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\LinkLocalConnectionCount = "0" | C:\Windows\System32\svchost.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\FrDownloadRatePct = "90" | C:\Windows\System32\svchost.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadMonthlyInternetBytes = "0" | C:\Windows\System32\svchost.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateBkBps = "0" | C:\Windows\System32\svchost.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132889360596368012" | C:\Windows\System32\svchost.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\GeoVersion_EndpointFullUri = "https://geover.prod.do.dsp.mp.microsoft.com/geoversion" | C:\Windows\System32\svchost.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\InternetConnectionCount = "0" | C:\Windows\System32\svchost.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MonthlyUploadRestriction = "0" | C:\Windows\System32\svchost.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage | C:\Windows\System32\svchost.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyGroupBytes = "0" | C:\Windows\System32\svchost.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MonthID = "2" | C:\Windows\System32\svchost.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\LANConnectionCount = "0" | C:\Windows\System32\svchost.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PriorityDownloadCount = "0" | C:\Windows\System32\svchost.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization | C:\Windows\System32\svchost.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateBkCnt = "0" | C:\Windows\System32\svchost.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\DODownloadMode = "1" | C:\Windows\System32\svchost.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyRateFrBps = "0" | C:\Windows\System32\svchost.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CDNConnectionCount = "0" | C:\Windows\System32\svchost.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UplinkUsageBps = "0" | C:\Windows\System32\svchost.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadRatePct = "100" | C:\Windows\System32\svchost.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4152" | C:\Windows\System32\svchost.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Settings | C:\Windows\System32\svchost.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\DownloadMode_BackCompat = "1" | C:\Windows\System32\svchost.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownlinkBps = "0" | C:\Windows\System32\svchost.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadCount = "0" | C:\Windows\System32\svchost.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PriorityDownloadPendingCount = "0" | C:\Windows\System32\svchost.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\NormalDownloadCount = "0" | C:\Windows\System32\svchost.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\NormalDownloadPendingCount = "0" | C:\Windows\System32\svchost.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyLanBytes = "0" | C:\Windows\System32\svchost.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CacheSizeBytes = "0" | C:\Windows\System32\svchost.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyLinkLocalBytes = "0" | C:\Windows\System32\svchost.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\PeerInfoCount = "0" | C:\Windows\System32\svchost.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.925939" | C:\Windows\System32\svchost.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.027373" | C:\Windows\System32\svchost.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UploadMonthlyLanBytes = "0" | C:\Windows\System32\svchost.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyInternetBytes = "0" | C:\Windows\System32\svchost.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownlinkUsageBps = "0" | C:\Windows\System32\svchost.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "3844" | C:\Windows\System32\svchost.exe | N/A |
| Key created | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config | C:\Windows\System32\svchost.exe | N/A |
| Set value (str) | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\Geo_EndpointFullUri = "https://geo.prod.do.dsp.mp.microsoft.com/geo" | C:\Windows\System32\svchost.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\SwarmCount = "1" | C:\Windows\System32\svchost.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\GroupConnectionCount = "0" | C:\Windows\System32\svchost.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\UplinkBps = "0" | C:\Windows\System32\svchost.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\BkDownloadRatePct = "45" | C:\Windows\System32\svchost.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyCdnBytes = "0" | C:\Windows\System32\svchost.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\DownloadMonthlyCacheHostBytes = "0" | C:\Windows\System32\svchost.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 3968 wrote to memory of 3020 | N/A | C:\Users\Admin\AppData\Local\Temp\98622f07ac2af01cf2629d2fee6f470ab8179b7d42eb3f864e7fde49565e844d.exe | C:\Windows\system32\cmd.exe |
| PID 3968 wrote to memory of 3020 | N/A | C:\Users\Admin\AppData\Local\Temp\98622f07ac2af01cf2629d2fee6f470ab8179b7d42eb3f864e7fde49565e844d.exe | C:\Windows\system32\cmd.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\98622f07ac2af01cf2629d2fee6f470ab8179b7d42eb3f864e7fde49565e844d.exe
"C:\Users\Admin\AppData\Local\Temp\98622f07ac2af01cf2629d2fee6f470ab8179b7d42eb3f864e7fde49565e844d.exe"
C:\Windows\system32\MusNotifyIcon.exe
%systemroot%\system32\MusNotifyIcon.exe NotifyTrayIcon 13
C:\Windows\System32\svchost.exe
C:\Windows\System32\svchost.exe -k NetworkService -p
C:\Windows\system32\cmd.exe
"C:\Windows\sysnative\cmd.exe" /c "C:\Users\Admin\AppData\Local\Temp\5685.tmp\5686.bat C:\Users\Admin\AppData\Local\Temp\98622f07ac2af01cf2629d2fee6f470ab8179b7d42eb3f864e7fde49565e844d.exe"
Network
| Country | Destination | Domain | Proto |
| US | 8.238.20.254:80 | tcp | |
| US | 8.238.20.254:80 | tcp | |
| US | 8.8.8.8:53 | settings-win.data.microsoft.com | udp |
| NL | 20.73.194.208:443 | settings-win.data.microsoft.com | tcp |
| NL | 20.73.194.208:443 | settings-win.data.microsoft.com | tcp |
| NL | 20.73.194.208:443 | settings-win.data.microsoft.com | tcp |
| NL | 104.80.224.57:443 | tcp | |
| NL | 20.73.194.208:443 | settings-win.data.microsoft.com | tcp |
| US | 8.8.8.8:53 | geo.prod.do.dsp.mp.microsoft.com | udp |
| IE | 51.104.167.255:443 | geo.prod.do.dsp.mp.microsoft.com | tcp |
| US | 8.8.8.8:53 | kv801.prod.do.dsp.mp.microsoft.com | udp |
| NL | 184.29.205.60:443 | kv801.prod.do.dsp.mp.microsoft.com | tcp |
| NL | 20.73.194.208:443 | settings-win.data.microsoft.com | tcp |
Files
C:\Users\Admin\AppData\Local\Temp\5685.tmp\5686.bat
| MD5 | c89f538a76fca09aadbc0bcae93a068f |
| SHA1 | 3f62c5ac3531f979709f4aef332435c41bbca3fe |
| SHA256 | eaad9c6077d78ecb7310f0f2761527222cbf919af0097a7be3ae6175383f6be0 |
| SHA512 | dd74ba3854095d1f04a5ab6150d96a199ba9102521ede0250b97af6766f28a44c9fdfeadd2239a02212dde2af4c7f5fe8e312086652a39f9d66cc7482d336232 |