Analysis Overview
SHA256
a0ec319eb3f1f6c9f27102fb45e26a6a4986fcb5bc4b86793d33d8f00469d03a
Threat Level: Known bad
The file a0ec319eb3f1f6c9f27102fb45e26a6a4986fcb5bc4b86793d33d8f00469d03a was found to be: Known bad.
Malicious Activity Summary
Gozi_ifsb family
Executes dropped EXE
UPX packed file
Checks computer location settings
Drops file in Program Files directory
Drops file in Windows directory
Enumerates physical storage devices
Modifies data under HKEY_USERS
Suspicious use of WriteProcessMemory
MITRE ATT&CK
Enterprise Matrix V6
Analysis: static1
Detonation Overview
Reported
2022-02-07 15:32
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 15:32
Reported
2022-02-07 16:02
Platform
win7-en-20211208
Max time kernel
2s
Command Line
Signatures
Processes
C:\Users\Admin\AppData\Local\Temp\a0ec319eb3f1f6c9f27102fb45e26a6a4986fcb5bc4b86793d33d8f00469d03a.exe
"C:\Users\Admin\AppData\Local\Temp\a0ec319eb3f1f6c9f27102fb45e26a6a4986fcb5bc4b86793d33d8f00469d03a.exe"
Network
Files
memory/1464-54-0x0000000075AB1000-0x0000000075AB3000-memory.dmp
Analysis: behavioral2
Detonation Overview
Submitted
2022-02-07 15:32
Reported
2022-02-07 15:56
Platform
win10v2004-en-20220112
Max time kernel
176s
Max time network
197s
Command Line
Signatures
Executes dropped EXE
| Description | Indicator | Process | Target |
| N/A | N/A | C:\Users\Admin\AppData\Local\Temp\B7EE.tmp\2.exe | N/A |
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\a0ec319eb3f1f6c9f27102fb45e26a6a4986fcb5bc4b86793d33d8f00469d03a.exe | N/A |
Drops file in Program Files directory
| Description | Indicator | Process | Target |
| File created | C:\Program Files\Skylum\Aurora HDR 2018\Common.Licensing.dll | C:\Users\Admin\AppData\Local\Temp\B7EE.tmp\2.exe | N/A |
| File opened for modification | C:\Program Files\Skylum\Aurora HDR 2018\Common.Licensing.dll | C:\Users\Admin\AppData\Local\Temp\B7EE.tmp\2.exe | N/A |
| File opened for modification | C:\Program Files\Skylum | C:\Users\Admin\AppData\Local\Temp\B7EE.tmp\2.exe | N/A |
| File opened for modification | C:\Program Files\Skylum\Aurora HDR 2018 | C:\Users\Admin\AppData\Local\Temp\B7EE.tmp\2.exe | N/A |
| File created | C:\Program Files\Skylum\Aurora HDR 2018\__tmp_rar_sfx_access_check_30382984 | C:\Users\Admin\AppData\Local\Temp\B7EE.tmp\2.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
Modifies data under HKEY_USERS
| Description | Indicator | Process | Target |
| 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\DownloadMonthlyInternetBytes = "0" | 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\DownloadMonthlyRateBkCnt = "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 (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\UplinkUsageBps = "0" | C:\Windows\System32\svchost.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "4032" | 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\DownloadMonthlyLinkLocalBytes = "0" | 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\GroupConnectionCount = "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\UploadCount = "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\DownloadMonthlyCdnBytes = "0" | C:\Windows\System32\svchost.exe | N/A |
| 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\CDNConnectionCount = "0" | 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 |
| Key created | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization | 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\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\InternetConnectionCount = "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\UplinkBps = "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 |
| Set value (str) | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "1.644712" | C:\Windows\System32\svchost.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\MemoryUsageKB = "3884" | 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\MonthID = "2" | 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\MonthlyUploadRestriction = "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 |
| Key created | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config | 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\FrDownloadRatePct = "90" | 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\DownloadMonthlyCacheHostBytes = "0" | C:\Windows\System32\svchost.exe | N/A |
| Set value (int) | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Config\KVFileExpirationTime = "132888992235388230" | 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\LinkLocalConnectionCount = "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\NormalDownloadPendingCount = "0" | 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\DownloadMonthlyRateBkBps = "0" | 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 (str) | \REGISTRY\USER\S-1-5-20\SOFTWARE\Microsoft\Windows\CurrentVersion\DeliveryOptimization\Usage\CPUpct = "0.000000" | C:\Windows\System32\svchost.exe | N/A |
Suspicious use of WriteProcessMemory
| Description | Indicator | Process | Target |
| PID 652 wrote to memory of 3312 | N/A | C:\Users\Admin\AppData\Local\Temp\a0ec319eb3f1f6c9f27102fb45e26a6a4986fcb5bc4b86793d33d8f00469d03a.exe | C:\Windows\system32\cmd.exe |
| PID 652 wrote to memory of 3312 | N/A | C:\Users\Admin\AppData\Local\Temp\a0ec319eb3f1f6c9f27102fb45e26a6a4986fcb5bc4b86793d33d8f00469d03a.exe | C:\Windows\system32\cmd.exe |
| PID 3312 wrote to memory of 3536 | N/A | C:\Windows\system32\cmd.exe | C:\Users\Admin\AppData\Local\Temp\B7EE.tmp\2.exe |
| PID 3312 wrote to memory of 3536 | N/A | C:\Windows\system32\cmd.exe | C:\Users\Admin\AppData\Local\Temp\B7EE.tmp\2.exe |
| PID 3312 wrote to memory of 3536 | N/A | C:\Windows\system32\cmd.exe | C:\Users\Admin\AppData\Local\Temp\B7EE.tmp\2.exe |
Processes
C:\Users\Admin\AppData\Local\Temp\a0ec319eb3f1f6c9f27102fb45e26a6a4986fcb5bc4b86793d33d8f00469d03a.exe
"C:\Users\Admin\AppData\Local\Temp\a0ec319eb3f1f6c9f27102fb45e26a6a4986fcb5bc4b86793d33d8f00469d03a.exe"
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\B7EE.tmp\B7EF.bat C:\Users\Admin\AppData\Local\Temp\a0ec319eb3f1f6c9f27102fb45e26a6a4986fcb5bc4b86793d33d8f00469d03a.exe"
C:\Users\Admin\AppData\Local\Temp\B7EE.tmp\2.exe
2.exe
Network
| Country | Destination | Domain | Proto |
| NL | 52.109.88.34:443 | tcp | |
| NL | 104.110.191.140:80 | tcp | |
| US | 93.184.221.240:80 | tcp | |
| US | 93.184.221.240:80 | tcp | |
| IE | 20.190.159.136:443 | 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 | 20.73.194.208:443 | settings-win.data.microsoft.com | 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 |
| US | 52.184.213.187:443 | 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\B7EE.tmp\B7EF.bat
| MD5 | a4d54825c48a32efc53e34ea0f588d1c |
| SHA1 | cd5815db470cf3af4d6ce658151eb24fef1c664f |
| SHA256 | a80606f4473428d06cee3e62fd68ec7fc9b99a563260a5ed0d012d76634efe39 |
| SHA512 | 74058d5b0e14ad7b453ed6119e483d3ac3281405f29f2f804c67c0e3b112c68349d8893e8232e3ca93695f43705fcf6a18ec3f6016e68bfe11b1b10a79ba723b |
C:\Users\Admin\AppData\Local\Temp\B7EE.tmp\2.exe
| MD5 | 37d9d3ac9a75126bef95921970365633 |
| SHA1 | d31dd8508b2b93914109ce63ff3234f8dfeafb0a |
| SHA256 | 3a47182d60d365a41576dadd836d688bedcaea1cb24a9b4039b102749047c94c |
| SHA512 | 42873165e52f8c365b3f36821ba8c1e954bab6156c918b40af80f4f91fbcb88228a02d9d03f23eea23ebc29e1b03d6659603ac27168a29cf74d7f9a398e12e2d |
C:\Users\Admin\AppData\Local\Temp\B7EE.tmp\2.exe
| MD5 | 37d9d3ac9a75126bef95921970365633 |
| SHA1 | d31dd8508b2b93914109ce63ff3234f8dfeafb0a |
| SHA256 | 3a47182d60d365a41576dadd836d688bedcaea1cb24a9b4039b102749047c94c |
| SHA512 | 42873165e52f8c365b3f36821ba8c1e954bab6156c918b40af80f4f91fbcb88228a02d9d03f23eea23ebc29e1b03d6659603ac27168a29cf74d7f9a398e12e2d |