Malware Analysis Report

2025-08-10 18:19

Sample ID 220207-syvv1adgdl
Target a0ec319eb3f1f6c9f27102fb45e26a6a4986fcb5bc4b86793d33d8f00469d03a
SHA256 a0ec319eb3f1f6c9f27102fb45e26a6a4986fcb5bc4b86793d33d8f00469d03a
Tags
upx gozi_ifsb
score
10/10

Table of Contents

Analysis Overview

MITRE ATT&CK

Enterprise Matrix V6

Analysis: static1

Detonation Overview

Signatures

Analysis: behavioral1

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis: behavioral2

Detonation Overview

Command Line

Signatures

Processes

Network

Files

Analysis Overview

score
10/10

SHA256

a0ec319eb3f1f6c9f27102fb45e26a6a4986fcb5bc4b86793d33d8f00469d03a

Threat Level: Known bad

The file a0ec319eb3f1f6c9f27102fb45e26a6a4986fcb5bc4b86793d33d8f00469d03a was found to be: Known bad.

Malicious Activity Summary

upx gozi_ifsb

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

Analysis: static1

Detonation Overview

Reported

2022-02-07 15:32

Signatures

Gozi_ifsb family

gozi_ifsb

UPX packed file

upx
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

"C:\Users\Admin\AppData\Local\Temp\a0ec319eb3f1f6c9f27102fb45e26a6a4986fcb5bc4b86793d33d8f00469d03a.exe"

Signatures

N/A

Processes

C:\Users\Admin\AppData\Local\Temp\a0ec319eb3f1f6c9f27102fb45e26a6a4986fcb5bc4b86793d33d8f00469d03a.exe

"C:\Users\Admin\AppData\Local\Temp\a0ec319eb3f1f6c9f27102fb45e26a6a4986fcb5bc4b86793d33d8f00469d03a.exe"

Network

N/A

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

"C:\Users\Admin\AppData\Local\Temp\a0ec319eb3f1f6c9f27102fb45e26a6a4986fcb5bc4b86793d33d8f00469d03a.exe"

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

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