Analysis
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max time kernel
150s -
max time network
150s -
platform
windows11-21h2_x64 -
resource
win11-20240426-en -
resource tags
arch:x64arch:x86image:win11-20240426-enlocale:en-usos:windows11-21h2-x64system -
submitted
18-05-2024 21:48
Static task
static1
Behavioral task
behavioral1
Sample
eb0ead671da66d96219d8e099c6be9c2cc3434760965266e4e1fb108a485ce2f.exe
Resource
win10v2004-20240508-en
General
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Target
eb0ead671da66d96219d8e099c6be9c2cc3434760965266e4e1fb108a485ce2f.exe
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Size
4.1MB
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MD5
639c54e37306d1ddcbcbac4220360ab4
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SHA1
621b1cfb1866ce1ac2e8c31d1eac7493107a821e
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SHA256
eb0ead671da66d96219d8e099c6be9c2cc3434760965266e4e1fb108a485ce2f
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SHA512
828e213ec3f61061dd9ba4e892d93c69273b112f0dda153d089a78727d40a2dce1606fac7c74efcf749781cc2029cd6d53d0d22a9c549a2aa1ec39ad7a9a9dd8
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SSDEEP
98304:ZsVQ+hudF4keJeyEqK0evsENr9r54Wa5Cc1nHXivk:Zs5hioeyE6OsERj43n/
Malware Config
Signatures
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Glupteba payload 18 IoCs
resource yara_rule behavioral2/memory/4616-2-0x0000000004880000-0x000000000516B000-memory.dmp family_glupteba behavioral2/memory/4616-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/4616-145-0x0000000004880000-0x000000000516B000-memory.dmp family_glupteba behavioral2/memory/4616-144-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral2/memory/4616-198-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/4204-197-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral2/memory/2304-200-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral2/memory/2304-212-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral2/memory/2304-219-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral2/memory/2304-224-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral2/memory/2304-228-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral2/memory/2304-231-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral2/memory/2304-235-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral2/memory/2304-240-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral2/memory/2304-244-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral2/memory/2304-248-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral2/memory/2304-251-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral2/memory/2304-256-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 2892 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 2304 csrss.exe 2092 injector.exe 2336 windefender.exe 1932 windefender.exe -
resource yara_rule behavioral2/files/0x000200000002aa11-203.dat upx behavioral2/memory/2336-205-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/2336-209-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/1932-208-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/1932-214-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/1932-222-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1696768468-2170909707-4198977321-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" eb0ead671da66d96219d8e099c6be9c2cc3434760965266e4e1fb108a485ce2f.exe Set value (str) \REGISTRY\USER\S-1-5-21-1696768468-2170909707-4198977321-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.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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Manipulates WinMonFS driver. 1 IoCs
Roottkits write to WinMonFS to hide directories/files from being detected.
description ioc Process File opened for modification \??\WinMonFS csrss.exe -
Drops file in System32 directory 7 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe -
Checks for VirtualBox DLLs, possible anti-VM trick 1 TTPs 1 IoCs
Certain files are specific to VirtualBox VMs and can be used to detect execution in a VM.
description ioc Process File opened (read-only) \??\VBoxMiniRdrDN eb0ead671da66d96219d8e099c6be9c2cc3434760965266e4e1fb108a485ce2f.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss eb0ead671da66d96219d8e099c6be9c2cc3434760965266e4e1fb108a485ce2f.exe File created C:\Windows\rss\csrss.exe eb0ead671da66d96219d8e099c6be9c2cc3434760965266e4e1fb108a485ce2f.exe File created C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\windefender.exe csrss.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 3760 sc.exe -
pid Process 4716 powershell.exe 3088 powershell.exe 2052 powershell.exe 2052 powershell.exe 2932 powershell.exe 4864 powershell.exe 2788 powershell.exe -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 3976 schtasks.exe 1580 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-892 = "Morocco Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-542 = "Myanmar Standard Time" eb0ead671da66d96219d8e099c6be9c2cc3434760965266e4e1fb108a485ce2f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-72 = "Newfoundland Standard Time" eb0ead671da66d96219d8e099c6be9c2cc3434760965266e4e1fb108a485ce2f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2632 = "Norfolk Standard Time" eb0ead671da66d96219d8e099c6be9c2cc3434760965266e4e1fb108a485ce2f.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-932 = "Coordinated Universal Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-392 = "Arab Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-452 = "Caucasus Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-622 = "Korea Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2342 = "Haiti Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-241 = "Samoa Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-365 = "Middle East Standard Time" eb0ead671da66d96219d8e099c6be9c2cc3434760965266e4e1fb108a485ce2f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2141 = "Transbaikal Daylight Time" eb0ead671da66d96219d8e099c6be9c2cc3434760965266e4e1fb108a485ce2f.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-141 = "Canada Central Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-571 = "China Daylight Time" eb0ead671da66d96219d8e099c6be9c2cc3434760965266e4e1fb108a485ce2f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2941 = "Sao Tome Daylight Time" eb0ead671da66d96219d8e099c6be9c2cc3434760965266e4e1fb108a485ce2f.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-242 = "Samoa Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-291 = "Central European Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-365 = "Middle East Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2632 = "Norfolk Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-441 = "Arabian Daylight Time" eb0ead671da66d96219d8e099c6be9c2cc3434760965266e4e1fb108a485ce2f.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-982 = "Kamchatka Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-591 = "Malay Peninsula Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2392 = "Aleutian Standard Time" eb0ead671da66d96219d8e099c6be9c2cc3434760965266e4e1fb108a485ce2f.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-42 = "E. South America Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2452 = "Saint Pierre Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-352 = "FLE Standard Time" eb0ead671da66d96219d8e099c6be9c2cc3434760965266e4e1fb108a485ce2f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2631 = "Norfolk Daylight Time" eb0ead671da66d96219d8e099c6be9c2cc3434760965266e4e1fb108a485ce2f.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-3051 = "Qyzylorda Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1661 = "Bahia Daylight Time" eb0ead671da66d96219d8e099c6be9c2cc3434760965266e4e1fb108a485ce2f.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-912 = "Mauritius Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-32 = "Mid-Atlantic Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-592 = "Malay Peninsula Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-111 = "Eastern Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-352 = "FLE Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1801 = "Line Islands Daylight Time" eb0ead671da66d96219d8e099c6be9c2cc3434760965266e4e1fb108a485ce2f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-562 = "SE Asia Standard Time" eb0ead671da66d96219d8e099c6be9c2cc3434760965266e4e1fb108a485ce2f.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-81 = "Atlantic Daylight Time" eb0ead671da66d96219d8e099c6be9c2cc3434760965266e4e1fb108a485ce2f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-681 = "E. Australia Daylight Time" eb0ead671da66d96219d8e099c6be9c2cc3434760965266e4e1fb108a485ce2f.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-121 = "SA Pacific Daylight Time" eb0ead671da66d96219d8e099c6be9c2cc3434760965266e4e1fb108a485ce2f.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1412 = "Syria Standard Time" windefender.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2052 powershell.exe 2052 powershell.exe 4616 eb0ead671da66d96219d8e099c6be9c2cc3434760965266e4e1fb108a485ce2f.exe 4616 eb0ead671da66d96219d8e099c6be9c2cc3434760965266e4e1fb108a485ce2f.exe 2932 powershell.exe 2932 powershell.exe 4204 eb0ead671da66d96219d8e099c6be9c2cc3434760965266e4e1fb108a485ce2f.exe 4204 eb0ead671da66d96219d8e099c6be9c2cc3434760965266e4e1fb108a485ce2f.exe 4204 eb0ead671da66d96219d8e099c6be9c2cc3434760965266e4e1fb108a485ce2f.exe 4204 eb0ead671da66d96219d8e099c6be9c2cc3434760965266e4e1fb108a485ce2f.exe 4204 eb0ead671da66d96219d8e099c6be9c2cc3434760965266e4e1fb108a485ce2f.exe 4204 eb0ead671da66d96219d8e099c6be9c2cc3434760965266e4e1fb108a485ce2f.exe 4204 eb0ead671da66d96219d8e099c6be9c2cc3434760965266e4e1fb108a485ce2f.exe 4204 eb0ead671da66d96219d8e099c6be9c2cc3434760965266e4e1fb108a485ce2f.exe 4204 eb0ead671da66d96219d8e099c6be9c2cc3434760965266e4e1fb108a485ce2f.exe 4204 eb0ead671da66d96219d8e099c6be9c2cc3434760965266e4e1fb108a485ce2f.exe 4864 powershell.exe 4864 powershell.exe 2788 powershell.exe 2788 powershell.exe 4716 powershell.exe 4716 powershell.exe 3088 powershell.exe 3088 powershell.exe 2052 powershell.exe 2052 powershell.exe 2092 injector.exe 2092 injector.exe 2092 injector.exe 2092 injector.exe 2092 injector.exe 2092 injector.exe 2304 csrss.exe 2304 csrss.exe 2092 injector.exe 2092 injector.exe 2092 injector.exe 2092 injector.exe 2092 injector.exe 2092 injector.exe 2304 csrss.exe 2304 csrss.exe 2092 injector.exe 2092 injector.exe 2092 injector.exe 2092 injector.exe 2304 csrss.exe 2304 csrss.exe 2092 injector.exe 2092 injector.exe 2092 injector.exe 2092 injector.exe 2092 injector.exe 2092 injector.exe 2092 injector.exe 2092 injector.exe 2092 injector.exe 2092 injector.exe 2092 injector.exe 2092 injector.exe 2092 injector.exe 2092 injector.exe 2092 injector.exe 2092 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 2052 powershell.exe Token: SeDebugPrivilege 4616 eb0ead671da66d96219d8e099c6be9c2cc3434760965266e4e1fb108a485ce2f.exe Token: SeImpersonatePrivilege 4616 eb0ead671da66d96219d8e099c6be9c2cc3434760965266e4e1fb108a485ce2f.exe Token: SeDebugPrivilege 2932 powershell.exe Token: SeDebugPrivilege 4864 powershell.exe Token: SeDebugPrivilege 2788 powershell.exe Token: SeDebugPrivilege 4716 powershell.exe Token: SeDebugPrivilege 3088 powershell.exe Token: SeDebugPrivilege 2052 powershell.exe Token: SeSystemEnvironmentPrivilege 2304 csrss.exe Token: SeSecurityPrivilege 3760 sc.exe Token: SeSecurityPrivilege 3760 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 4616 wrote to memory of 2052 4616 eb0ead671da66d96219d8e099c6be9c2cc3434760965266e4e1fb108a485ce2f.exe 105 PID 4616 wrote to memory of 2052 4616 eb0ead671da66d96219d8e099c6be9c2cc3434760965266e4e1fb108a485ce2f.exe 105 PID 4616 wrote to memory of 2052 4616 eb0ead671da66d96219d8e099c6be9c2cc3434760965266e4e1fb108a485ce2f.exe 105 PID 4204 wrote to memory of 2932 4204 eb0ead671da66d96219d8e099c6be9c2cc3434760965266e4e1fb108a485ce2f.exe 87 PID 4204 wrote to memory of 2932 4204 eb0ead671da66d96219d8e099c6be9c2cc3434760965266e4e1fb108a485ce2f.exe 87 PID 4204 wrote to memory of 2932 4204 eb0ead671da66d96219d8e099c6be9c2cc3434760965266e4e1fb108a485ce2f.exe 87 PID 4204 wrote to memory of 1580 4204 eb0ead671da66d96219d8e099c6be9c2cc3434760965266e4e1fb108a485ce2f.exe 109 PID 4204 wrote to memory of 1580 4204 eb0ead671da66d96219d8e099c6be9c2cc3434760965266e4e1fb108a485ce2f.exe 109 PID 1580 wrote to memory of 2892 1580 cmd.exe 91 PID 1580 wrote to memory of 2892 1580 cmd.exe 91 PID 4204 wrote to memory of 4864 4204 eb0ead671da66d96219d8e099c6be9c2cc3434760965266e4e1fb108a485ce2f.exe 92 PID 4204 wrote to memory of 4864 4204 eb0ead671da66d96219d8e099c6be9c2cc3434760965266e4e1fb108a485ce2f.exe 92 PID 4204 wrote to memory of 4864 4204 eb0ead671da66d96219d8e099c6be9c2cc3434760965266e4e1fb108a485ce2f.exe 92 PID 4204 wrote to memory of 2788 4204 eb0ead671da66d96219d8e099c6be9c2cc3434760965266e4e1fb108a485ce2f.exe 94 PID 4204 wrote to memory of 2788 4204 eb0ead671da66d96219d8e099c6be9c2cc3434760965266e4e1fb108a485ce2f.exe 94 PID 4204 wrote to memory of 2788 4204 eb0ead671da66d96219d8e099c6be9c2cc3434760965266e4e1fb108a485ce2f.exe 94 PID 4204 wrote to memory of 2304 4204 eb0ead671da66d96219d8e099c6be9c2cc3434760965266e4e1fb108a485ce2f.exe 96 PID 4204 wrote to memory of 2304 4204 eb0ead671da66d96219d8e099c6be9c2cc3434760965266e4e1fb108a485ce2f.exe 96 PID 4204 wrote to memory of 2304 4204 eb0ead671da66d96219d8e099c6be9c2cc3434760965266e4e1fb108a485ce2f.exe 96 PID 2304 wrote to memory of 4716 2304 csrss.exe 97 PID 2304 wrote to memory of 4716 2304 csrss.exe 97 PID 2304 wrote to memory of 4716 2304 csrss.exe 97 PID 2304 wrote to memory of 3088 2304 csrss.exe 102 PID 2304 wrote to memory of 3088 2304 csrss.exe 102 PID 2304 wrote to memory of 3088 2304 csrss.exe 102 PID 2304 wrote to memory of 2052 2304 csrss.exe 105 PID 2304 wrote to memory of 2052 2304 csrss.exe 105 PID 2304 wrote to memory of 2052 2304 csrss.exe 105 PID 2304 wrote to memory of 2092 2304 csrss.exe 107 PID 2304 wrote to memory of 2092 2304 csrss.exe 107 PID 2336 wrote to memory of 4576 2336 windefender.exe 113 PID 2336 wrote to memory of 4576 2336 windefender.exe 113 PID 2336 wrote to memory of 4576 2336 windefender.exe 113 PID 4576 wrote to memory of 3760 4576 cmd.exe 114 PID 4576 wrote to memory of 3760 4576 cmd.exe 114 PID 4576 wrote to memory of 3760 4576 cmd.exe 114 -
Uses Task Scheduler COM API 1 TTPs
The Task Scheduler COM API can be used to schedule applications to run on boot or at set times.
Processes
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C:\Users\Admin\AppData\Local\Temp\eb0ead671da66d96219d8e099c6be9c2cc3434760965266e4e1fb108a485ce2f.exe"C:\Users\Admin\AppData\Local\Temp\eb0ead671da66d96219d8e099c6be9c2cc3434760965266e4e1fb108a485ce2f.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4616 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2052
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C:\Users\Admin\AppData\Local\Temp\eb0ead671da66d96219d8e099c6be9c2cc3434760965266e4e1fb108a485ce2f.exe"C:\Users\Admin\AppData\Local\Temp\eb0ead671da66d96219d8e099c6be9c2cc3434760965266e4e1fb108a485ce2f.exe"2⤵
- Adds Run key to start application
- Checks for VirtualBox DLLs, possible anti-VM trick
- Drops file in Windows directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4204 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2932
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C:\Windows\system32\cmd.exeC:\Windows\Sysnative\cmd.exe /C "netsh advfirewall firewall add rule name="csrss" dir=in action=allow program="C:\Windows\rss\csrss.exe" enable=yes"3⤵
- Suspicious use of WriteProcessMemory
PID:1580 -
C:\Windows\system32\netsh.exenetsh advfirewall firewall add rule name="csrss" dir=in action=allow program="C:\Windows\rss\csrss.exe" enable=yes4⤵
- Modifies Windows Firewall
PID:2892
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4864
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2788
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C:\Windows\rss\csrss.exeC:\Windows\rss\csrss.exe3⤵
- Executes dropped EXE
- Adds Run key to start application
- Manipulates WinMonFS driver.
- Drops file in Windows directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2304 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4716
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C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:3976
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:3064
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3088
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2052
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C:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exeC:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exe taskmgr.exe C:\Users\Admin\AppData\Local\Temp\csrss\injector\NtQuerySystemInformationHook.dll4⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:2092
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C:\Windows\SYSTEM32\schtasks.exeschtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F4⤵
- Creates scheduled task(s)
PID:1580
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2336 -
C:\Windows\SysWOW64\cmd.execmd.exe /C sc sdset WinDefender D:(A;;CCLCSWRPWPDTLOCRRC;;;SY)(A;;CCDCLCSWRPLOCRSDRCWDWO;;;BA)(D;;WPDT;;;BA)(A;;CCLCSWLOCRRC;;;IU)(A;;CCLCSWLOCRRC;;;SU)S:(AU;FA;CCDCLCSWRPWPDTLOCRSDRCWDWO;;;WD)5⤵
- Suspicious use of WriteProcessMemory
PID:4576 -
C:\Windows\SysWOW64\sc.exesc sdset WinDefender D:(A;;CCLCSWRPWPDTLOCRRC;;;SY)(A;;CCDCLCSWRPLOCRSDRCWDWO;;;BA)(D;;WPDT;;;BA)(A;;CCLCSWLOCRRC;;;IU)(A;;CCLCSWLOCRRC;;;SU)S:(AU;FA;CCDCLCSWRPWPDTLOCRSDRCWDWO;;;WD)6⤵
- Launches sc.exe
- Suspicious use of AdjustPrivilegeToken
PID:3760
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:1932
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Replay Monitor
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Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
281KB
MD5d98e33b66343e7c96158444127a117f6
SHA1bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA2565de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
SHA512705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
Filesize2KB
MD5ac4917a885cf6050b1a483e4bc4d2ea5
SHA1b1c0a9f27bd21c6bbb8e9be70db8777b4a2a640f
SHA256e39062a62c3c7617feeeff95ea8a0be51104a0d36f46e44eea22556fda74d8d9
SHA512092c67a3ecae1d187cad72a8ea1ea37cb78a0cf79c2cd7fb88953e5990669a2e871267015762fd46d274badb88ac0c1d73b00f1df7394d89bed48a3a45c2ba3d
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5f14743a4b3c2a53ab7b7e2c6dbefc10e
SHA1f384722d8b3ec6c806b837680bbbc45c3dc33a3e
SHA256730f258fab6405ca4db26e5c1c16b1248baa101fb3cab25e0655204a3fed67e9
SHA51270a07fa79b743fe7d1c3814500a9f90d5e4e58e5a42fe0935a3b747e3e983f5a9c9c9cecf69735fad83e365ee667236b7dfdd4b0d2065665cd3c8c299613f2f8
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD539cb00553285d4ce789bc822cf46174a
SHA1867b8eec37b4256084b817b1e3ff0cb8a2902d4b
SHA256fd074b3358da7beedf746aa41023c701c900107fb5c95bc62f2c201caf6e4479
SHA512753d82fa7c9dffbb404ad1201f92282fffaa2071691320c294a3cc3c27aa2a8ed94556280b2a901339602ef74dc0444125b4b2c8a30ce28f09dc68c70754f3fb
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD535950b382380dabcf248e9d57f8a64c1
SHA18a3aed316f32b5a60aa9c27e2f5662ad3ed3fc0b
SHA2560011bb4d16159a69d09d3604aa4797bd75daafc39330180bf865e0e63db5201f
SHA512319b6052f26c09dce53695a46ac36a202e18fc4b06a8cbe4f7a00ffde3f4fccd678f97fb3d6b1e3e3725c64a6908fbcf37de9034cb8f94e35156b0a07ea7bed1
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD54c004b011cef0ed20c567cd6da6c6265
SHA1084593fc0ee9245de0b8a5813d0a3fab6b2a7e8c
SHA256645617ea9f5c32d72788001f3ce5950527fb000a748db14a4c087caf143e40cd
SHA512dac884be8a297f01f1ab36c018b85b97422af6d7623291b1569effd0cb349af412ed6d219e5e2ec744660728a0532ee7bf0759f0acf4af3a3ab88d23b526537c
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5bc565827a8ed136ac784225b7e7a7aa3
SHA185ec3e283a14d6a88b09b4c82280be254097f192
SHA2568a787d84c84d9ec18a968e6915276b51751ecdc0610b07a9e5cabb05e0b3cf1d
SHA5128c6ccfaa9c610b2fc8c437c5dbd7d63f605fbeae1e1157dc34735b10279cd5e9289539d53eb4c1a094cf92764f126a70c4339a9f60df8a6d4425ca6be619a5b0
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Filesize
4.1MB
MD5639c54e37306d1ddcbcbac4220360ab4
SHA1621b1cfb1866ce1ac2e8c31d1eac7493107a821e
SHA256eb0ead671da66d96219d8e099c6be9c2cc3434760965266e4e1fb108a485ce2f
SHA512828e213ec3f61061dd9ba4e892d93c69273b112f0dda153d089a78727d40a2dce1606fac7c74efcf749781cc2029cd6d53d0d22a9c549a2aa1ec39ad7a9a9dd8
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec