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Analysis
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max time kernel
141s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
02/10/2022, 19:30
Static task
static1
Behavioral task
behavioral1
Sample
b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe
Resource
win7-20220901-en
windows7-x64
2 signatures
150 seconds
General
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Target
b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe
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Size
213KB
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MD5
46356d7c016203bd43ab3f7aa5291170
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SHA1
965e6323f5285b80bcc7d0b975869caf170c49d6
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SHA256
b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799
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SHA512
d8b41fcf49eaf8c3b5a5ab938a7a7e9609beaf5fc7f248fb22768141c7dd689b953dd1e6490be249732c64bc1c1cbe5f7e5f5096d0065e28103cf77f33f741cd
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SSDEEP
6144:GGC7W7BUkUjD50SNpTl+jJdtpEwCPpzP7qUXDIcP7cu:Ma71UjD50CIjfHCPxP7qUXDIcP7V
Malware Config
Extracted
Family
sality
C2
http://89.119.67.154/testo5/
http://kukutrustnet777.info/home.gif
http://kukutrustnet888.info/home.gif
http://kukutrustnet987.info/home.gif
Signatures
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1" b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1" b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UacDisableNotify = "1" b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe -
Disables RegEdit via registry modification 1 IoCs
description ioc Process Set value (int) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\system\DisableRegistryTools = "1" b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe -
Disables Task Manager via registry modification
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resource yara_rule behavioral2/memory/4560-133-0x00000000023D0000-0x000000000345D000-memory.dmp upx behavioral2/memory/4560-134-0x00000000023D0000-0x000000000345D000-memory.dmp upx -
Loads dropped DLL 1 IoCs
pid Process 4560 b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UpdatesDisableNotify = "1" b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\UacDisableNotify = "1" b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\Svc b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusOverride = "1" b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\AntiVirusDisableNotify = "1" b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallDisableNotify = "1" b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Security Center\FirewallOverride = "1" b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe -
Drops file in Program Files directory 1 IoCs
description ioc Process File opened for modification C:\Program Files (x86)\Mozilla Maintenance Service\Uninstall.exe b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe -
Drops file in Windows directory 1 IoCs
description ioc Process File opened for modification C:\Windows\SYSTEM.INI b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4560 b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe 4560 b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe -
Suspicious use of AdjustPrivilegeToken 64 IoCs
description pid Process Token: SeDebugPrivilege 4560 b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe Token: SeDebugPrivilege 4560 b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe Token: SeDebugPrivilege 4560 b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe Token: SeDebugPrivilege 4560 b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe Token: SeDebugPrivilege 4560 b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe Token: SeDebugPrivilege 4560 b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe Token: SeDebugPrivilege 4560 b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe Token: SeDebugPrivilege 4560 b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe Token: SeDebugPrivilege 4560 b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe Token: SeDebugPrivilege 4560 b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe Token: SeDebugPrivilege 4560 b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe Token: SeDebugPrivilege 4560 b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe Token: SeDebugPrivilege 4560 b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe Token: SeDebugPrivilege 4560 b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe Token: SeDebugPrivilege 4560 b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe Token: SeDebugPrivilege 4560 b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe Token: SeDebugPrivilege 4560 b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe Token: SeDebugPrivilege 4560 b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe Token: SeDebugPrivilege 4560 b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe Token: SeDebugPrivilege 4560 b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe Token: SeDebugPrivilege 4560 b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe Token: SeDebugPrivilege 4560 b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe Token: SeDebugPrivilege 4560 b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe Token: SeDebugPrivilege 4560 b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe Token: SeDebugPrivilege 4560 b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe Token: SeDebugPrivilege 4560 b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe Token: SeDebugPrivilege 4560 b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe Token: SeDebugPrivilege 4560 b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe Token: SeDebugPrivilege 4560 b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe Token: SeDebugPrivilege 4560 b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe Token: SeDebugPrivilege 4560 b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe Token: SeDebugPrivilege 4560 b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe Token: SeDebugPrivilege 4560 b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe Token: SeDebugPrivilege 4560 b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe Token: SeDebugPrivilege 4560 b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe Token: SeDebugPrivilege 4560 b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe Token: SeDebugPrivilege 4560 b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe Token: SeDebugPrivilege 4560 b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe Token: SeDebugPrivilege 4560 b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe Token: SeDebugPrivilege 4560 b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe Token: SeDebugPrivilege 4560 b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe Token: SeDebugPrivilege 4560 b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe Token: SeDebugPrivilege 4560 b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe Token: SeDebugPrivilege 4560 b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe Token: SeDebugPrivilege 4560 b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe Token: SeDebugPrivilege 4560 b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe Token: SeDebugPrivilege 4560 b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe Token: SeDebugPrivilege 4560 b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe Token: SeDebugPrivilege 4560 b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe Token: SeDebugPrivilege 4560 b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe Token: SeDebugPrivilege 4560 b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe Token: SeDebugPrivilege 4560 b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe Token: SeDebugPrivilege 4560 b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe Token: SeDebugPrivilege 4560 b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe Token: SeDebugPrivilege 4560 b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe Token: SeDebugPrivilege 4560 b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe Token: SeDebugPrivilege 4560 b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe Token: SeDebugPrivilege 4560 b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe Token: SeDebugPrivilege 4560 b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe Token: SeDebugPrivilege 4560 b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe Token: SeDebugPrivilege 4560 b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe Token: SeDebugPrivilege 4560 b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe Token: SeDebugPrivilege 4560 b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe Token: SeDebugPrivilege 4560 b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe -
Suspicious use of WriteProcessMemory 16 IoCs
description pid Process procid_target PID 4560 wrote to memory of 760 4560 b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe 80 PID 4560 wrote to memory of 768 4560 b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe 79 PID 4560 wrote to memory of 992 4560 b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe 76 PID 4560 wrote to memory of 2296 4560 b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe 48 PID 4560 wrote to memory of 2328 4560 b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe 47 PID 4560 wrote to memory of 2468 4560 b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe 44 PID 4560 wrote to memory of 3008 4560 b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe 36 PID 4560 wrote to memory of 1672 4560 b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe 35 PID 4560 wrote to memory of 3220 4560 b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe 34 PID 4560 wrote to memory of 3328 4560 b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe 33 PID 4560 wrote to memory of 3392 4560 b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe 10 PID 4560 wrote to memory of 3488 4560 b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe 32 PID 4560 wrote to memory of 3644 4560 b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe 31 PID 4560 wrote to memory of 800 4560 b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe 20 PID 4560 wrote to memory of 1352 4560 b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe 12 PID 4560 wrote to memory of 4820 4560 b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe 82 -
System policy modification 1 TTPs 1 IoCs
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows\CurrentVersion\Policies\System\EnableLUA = "0" b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe
Processes
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C:\Windows\System32\RuntimeBroker.exeC:\Windows\System32\RuntimeBroker.exe -Embedding1⤵PID:3392
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C:\Windows\system32\backgroundTaskHost.exe"C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppXmtcan0h2tfbfy7k9kn8hbxb6dmzz1zh0.mca1⤵PID:1352
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C:\Windows\system32\backgroundTaskHost.exe"C:\Windows\system32\backgroundTaskHost.exe" -ServerName:App.AppX53ypgrj20bgndg05hj3tc7z654myszwp.mca1⤵PID:800
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C:\Windows\System32\RuntimeBroker.exeC:\Windows\System32\RuntimeBroker.exe -Embedding1⤵PID:3644
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C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe"C:\Windows\SystemApps\Microsoft.Windows.Search_cw5n1h2txyewy\SearchApp.exe" -ServerName:CortanaUI.AppX8z9r6jm96hw4bsbneegw0kyxx296wr9t.mca1⤵PID:3488
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C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe"C:\Windows\SystemApps\Microsoft.Windows.StartMenuExperienceHost_cw5n1h2txyewy\StartMenuExperienceHost.exe" -ServerName:App.AppXywbrabmsek0gm3tkwpr5kwzbs55tkqay.mca1⤵PID:3328
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C:\Windows\system32\DllHost.exeC:\Windows\system32\DllHost.exe /Processid:{3EB3C877-1F16-487C-9050-104DBCD66683}1⤵PID:3220
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k ClipboardSvcGroup -p -s cbdhsvc1⤵PID:1672
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C:\Windows\Explorer.EXEC:\Windows\Explorer.EXE1⤵PID:3008
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C:\Users\Admin\AppData\Local\Temp\b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe"C:\Users\Admin\AppData\Local\Temp\b4a5db047d8dea406636302c658aee4b6b6b128b25d97fc76f1a8ba35cd7a799.exe"2⤵
- UAC bypass
- Windows security bypass
- Disables RegEdit via registry modification
- Loads dropped DLL
- Windows security modification
- Checks whether UAC is enabled
- Drops file in Program Files directory
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
- System policy modification
PID:4560
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C:\Windows\system32\taskhostw.exetaskhostw.exe {222A245B-E637-4AE9-A93F-A59CA119A75E}1⤵PID:2468
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C:\Windows\system32\svchost.exeC:\Windows\system32\svchost.exe -k UnistackSvcGroup -s CDPUserSvc1⤵PID:2328
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C:\Windows\system32\sihost.exesihost.exe1⤵PID:2296
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C:\Windows\system32\dwm.exe"dwm.exe"1⤵PID:992
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C:\Windows\system32\fontdrvhost.exe"fontdrvhost.exe"1⤵PID:768
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C:\Windows\system32\fontdrvhost.exe"fontdrvhost.exe"1⤵PID:760
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C:\Windows\System32\RuntimeBroker.exeC:\Windows\System32\RuntimeBroker.exe -Embedding1⤵PID:4820
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
11KB
MD53e6bf00b3ac976122f982ae2aadb1c51
SHA1caab188f7fdc84d3fdcb2922edeeb5ed576bd31d
SHA2564ff9b2678d698677c5d9732678f9cf53f17290e09d053691aac4cc6e6f595cbe
SHA5121286f05e6a7e6b691f6e479638e7179897598e171b52eb3a3dc0e830415251069d29416b6d1ffc6d7dce8da5625e1479be06db9b7179e7776659c5c1ad6aa706