Analysis
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max time kernel
149s -
max time network
141s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
18-05-2024 21:47
Static task
static1
Behavioral task
behavioral1
Sample
553c86acdaa89e510dafa835535b40053b8a4fb378a0924fffe60037d1ba4749.exe
Resource
win10v2004-20240508-en
General
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Target
553c86acdaa89e510dafa835535b40053b8a4fb378a0924fffe60037d1ba4749.exe
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Size
4.1MB
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MD5
1b938772e4f31d14d3f4bc10ae69d1d2
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SHA1
5948de868bdfd7aa308807f73b7917b5dd287023
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SHA256
553c86acdaa89e510dafa835535b40053b8a4fb378a0924fffe60037d1ba4749
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SHA512
1be4e72b1bc7bd84175c18dbc0d7ff2ac2fb94b90a2e6b84f2a770bc687ac4a188d447afc6b2804c52ef75449ebac5acd3467f0f11ed6f729851960f8a1dca32
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SSDEEP
98304:JsVQ+hudF4keJeyEqK0evsENr9r54Wa5Cc1nHXivF:Js5hioeyE6OsERj43ny
Malware Config
Signatures
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Glupteba payload 19 IoCs
resource yara_rule behavioral1/memory/2740-2-0x00000000048B0000-0x000000000519B000-memory.dmp family_glupteba behavioral1/memory/2740-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2740-56-0x00000000048B0000-0x000000000519B000-memory.dmp family_glupteba behavioral1/memory/2740-53-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/2740-55-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2648-133-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/2800-218-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/2800-222-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/2800-229-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/2800-231-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/2800-233-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/2800-235-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/2800-237-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/2800-239-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/2800-241-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/2800-243-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/2800-245-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/2800-247-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba behavioral1/memory/2800-249-0x0000000000400000-0x0000000002732000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 4076 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 2800 csrss.exe 4308 injector.exe 4468 windefender.exe 404 windefender.exe -
resource yara_rule behavioral1/files/0x000900000002340c-221.dat upx behavioral1/memory/4468-223-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/404-226-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4468-228-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/404-230-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/404-234-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 553c86acdaa89e510dafa835535b40053b8a4fb378a0924fffe60037d1ba4749.exe Set value (str) \REGISTRY\USER\S-1-5-21-3558294865-3673844354-2255444939-1000\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 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 -
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 553c86acdaa89e510dafa835535b40053b8a4fb378a0924fffe60037d1ba4749.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File created C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\rss 553c86acdaa89e510dafa835535b40053b8a4fb378a0924fffe60037d1ba4749.exe File created C:\Windows\rss\csrss.exe 553c86acdaa89e510dafa835535b40053b8a4fb378a0924fffe60037d1ba4749.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 2196 sc.exe -
pid Process 4272 powershell.exe 996 powershell.exe 3888 powershell.exe 3016 powershell.exe 3220 powershell.exe 4448 powershell.exe 2060 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 2268 schtasks.exe 1492 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\C:\Windows\system32\,@tzres.dll,-372 = "Jerusalem Standard Time" 553c86acdaa89e510dafa835535b40053b8a4fb378a0924fffe60037d1ba4749.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2161 = "Altai Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2871 = "Magallanes Daylight Time" 553c86acdaa89e510dafa835535b40053b8a4fb378a0924fffe60037d1ba4749.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-211 = "Pacific Daylight Time" 553c86acdaa89e510dafa835535b40053b8a4fb378a0924fffe60037d1ba4749.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-531 = "Sri Lanka Daylight Time" 553c86acdaa89e510dafa835535b40053b8a4fb378a0924fffe60037d1ba4749.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2891 = "Sudan Daylight Time" 553c86acdaa89e510dafa835535b40053b8a4fb378a0924fffe60037d1ba4749.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-361 = "GTB Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-621 = "Korea Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-572 = "China Standard Time" 553c86acdaa89e510dafa835535b40053b8a4fb378a0924fffe60037d1ba4749.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.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,-2391 = "Aleutian Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2751 = "Tomsk Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-752 = "Tonga Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-449 = "Azerbaijan Standard Time" 553c86acdaa89e510dafa835535b40053b8a4fb378a0924fffe60037d1ba4749.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2611 = "Bougainville Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2491 = "Aus Central W. Daylight Time" 553c86acdaa89e510dafa835535b40053b8a4fb378a0924fffe60037d1ba4749.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2751 = "Tomsk Daylight Time" 553c86acdaa89e510dafa835535b40053b8a4fb378a0924fffe60037d1ba4749.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-261 = "GMT Daylight Time" 553c86acdaa89e510dafa835535b40053b8a4fb378a0924fffe60037d1ba4749.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2062 = "North Korea Standard Time" 553c86acdaa89e510dafa835535b40053b8a4fb378a0924fffe60037d1ba4749.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-382 = "South Africa Standard Time" 553c86acdaa89e510dafa835535b40053b8a4fb378a0924fffe60037d1ba4749.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2491 = "Aus Central W. Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2161 = "Altai Daylight Time" 553c86acdaa89e510dafa835535b40053b8a4fb378a0924fffe60037d1ba4749.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-82 = "Atlantic Standard Time" 553c86acdaa89e510dafa835535b40053b8a4fb378a0924fffe60037d1ba4749.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-42 = "E. South America Standard Time" 553c86acdaa89e510dafa835535b40053b8a4fb378a0924fffe60037d1ba4749.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2342 = "Haiti Standard Time" 553c86acdaa89e510dafa835535b40053b8a4fb378a0924fffe60037d1ba4749.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1412 = "Syria Standard Time" 553c86acdaa89e510dafa835535b40053b8a4fb378a0924fffe60037d1ba4749.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-122 = "SA Pacific Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-222 = "Alaskan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-201 = "US Mountain Daylight Time" 553c86acdaa89e510dafa835535b40053b8a4fb378a0924fffe60037d1ba4749.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2791 = "Novosibirsk Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-281 = "Central Europe Daylight Time" 553c86acdaa89e510dafa835535b40053b8a4fb378a0924fffe60037d1ba4749.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-892 = "Morocco Standard Time" 553c86acdaa89e510dafa835535b40053b8a4fb378a0924fffe60037d1ba4749.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2142 = "Transbaikal Standard Time" 553c86acdaa89e510dafa835535b40053b8a4fb378a0924fffe60037d1ba4749.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-662 = "Cen. Australia Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-31 = "Mid-Atlantic Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-831 = "SA Eastern Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-692 = "Tasmania Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-932 = "Coordinated Universal Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-448 = "Azerbaijan Daylight Time" 553c86acdaa89e510dafa835535b40053b8a4fb378a0924fffe60037d1ba4749.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1842 = "Russia TZ 4 Standard Time" 553c86acdaa89e510dafa835535b40053b8a4fb378a0924fffe60037d1ba4749.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2372 = "Easter Island Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1842 = "Russia TZ 4 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-532 = "Sri Lanka Standard Time" windefender.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4272 powershell.exe 4272 powershell.exe 2740 553c86acdaa89e510dafa835535b40053b8a4fb378a0924fffe60037d1ba4749.exe 2740 553c86acdaa89e510dafa835535b40053b8a4fb378a0924fffe60037d1ba4749.exe 996 powershell.exe 996 powershell.exe 2648 553c86acdaa89e510dafa835535b40053b8a4fb378a0924fffe60037d1ba4749.exe 2648 553c86acdaa89e510dafa835535b40053b8a4fb378a0924fffe60037d1ba4749.exe 2648 553c86acdaa89e510dafa835535b40053b8a4fb378a0924fffe60037d1ba4749.exe 2648 553c86acdaa89e510dafa835535b40053b8a4fb378a0924fffe60037d1ba4749.exe 2648 553c86acdaa89e510dafa835535b40053b8a4fb378a0924fffe60037d1ba4749.exe 2648 553c86acdaa89e510dafa835535b40053b8a4fb378a0924fffe60037d1ba4749.exe 2648 553c86acdaa89e510dafa835535b40053b8a4fb378a0924fffe60037d1ba4749.exe 2648 553c86acdaa89e510dafa835535b40053b8a4fb378a0924fffe60037d1ba4749.exe 2648 553c86acdaa89e510dafa835535b40053b8a4fb378a0924fffe60037d1ba4749.exe 2648 553c86acdaa89e510dafa835535b40053b8a4fb378a0924fffe60037d1ba4749.exe 3888 powershell.exe 3888 powershell.exe 3016 powershell.exe 3016 powershell.exe 3220 powershell.exe 3220 powershell.exe 4448 powershell.exe 4448 powershell.exe 2060 powershell.exe 2060 powershell.exe 4308 injector.exe 4308 injector.exe 4308 injector.exe 4308 injector.exe 4308 injector.exe 4308 injector.exe 2800 csrss.exe 2800 csrss.exe 4308 injector.exe 4308 injector.exe 4308 injector.exe 4308 injector.exe 4308 injector.exe 4308 injector.exe 2800 csrss.exe 2800 csrss.exe 4308 injector.exe 4308 injector.exe 4308 injector.exe 4308 injector.exe 4308 injector.exe 4308 injector.exe 2800 csrss.exe 2800 csrss.exe 4308 injector.exe 4308 injector.exe 4308 injector.exe 4308 injector.exe 4308 injector.exe 4308 injector.exe 4308 injector.exe 4308 injector.exe 4308 injector.exe 4308 injector.exe 4308 injector.exe 4308 injector.exe 4308 injector.exe 4308 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 4272 powershell.exe Token: SeDebugPrivilege 2740 553c86acdaa89e510dafa835535b40053b8a4fb378a0924fffe60037d1ba4749.exe Token: SeImpersonatePrivilege 2740 553c86acdaa89e510dafa835535b40053b8a4fb378a0924fffe60037d1ba4749.exe Token: SeDebugPrivilege 996 powershell.exe Token: SeDebugPrivilege 3888 powershell.exe Token: SeDebugPrivilege 3016 powershell.exe Token: SeDebugPrivilege 3220 powershell.exe Token: SeDebugPrivilege 4448 powershell.exe Token: SeDebugPrivilege 2060 powershell.exe Token: SeSystemEnvironmentPrivilege 2800 csrss.exe Token: SeSecurityPrivilege 2196 sc.exe Token: SeSecurityPrivilege 2196 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2740 wrote to memory of 4272 2740 553c86acdaa89e510dafa835535b40053b8a4fb378a0924fffe60037d1ba4749.exe 85 PID 2740 wrote to memory of 4272 2740 553c86acdaa89e510dafa835535b40053b8a4fb378a0924fffe60037d1ba4749.exe 85 PID 2740 wrote to memory of 4272 2740 553c86acdaa89e510dafa835535b40053b8a4fb378a0924fffe60037d1ba4749.exe 85 PID 2648 wrote to memory of 996 2648 553c86acdaa89e510dafa835535b40053b8a4fb378a0924fffe60037d1ba4749.exe 96 PID 2648 wrote to memory of 996 2648 553c86acdaa89e510dafa835535b40053b8a4fb378a0924fffe60037d1ba4749.exe 96 PID 2648 wrote to memory of 996 2648 553c86acdaa89e510dafa835535b40053b8a4fb378a0924fffe60037d1ba4749.exe 96 PID 2648 wrote to memory of 3052 2648 553c86acdaa89e510dafa835535b40053b8a4fb378a0924fffe60037d1ba4749.exe 100 PID 2648 wrote to memory of 3052 2648 553c86acdaa89e510dafa835535b40053b8a4fb378a0924fffe60037d1ba4749.exe 100 PID 3052 wrote to memory of 4076 3052 cmd.exe 102 PID 3052 wrote to memory of 4076 3052 cmd.exe 102 PID 2648 wrote to memory of 3888 2648 553c86acdaa89e510dafa835535b40053b8a4fb378a0924fffe60037d1ba4749.exe 103 PID 2648 wrote to memory of 3888 2648 553c86acdaa89e510dafa835535b40053b8a4fb378a0924fffe60037d1ba4749.exe 103 PID 2648 wrote to memory of 3888 2648 553c86acdaa89e510dafa835535b40053b8a4fb378a0924fffe60037d1ba4749.exe 103 PID 2648 wrote to memory of 3016 2648 553c86acdaa89e510dafa835535b40053b8a4fb378a0924fffe60037d1ba4749.exe 106 PID 2648 wrote to memory of 3016 2648 553c86acdaa89e510dafa835535b40053b8a4fb378a0924fffe60037d1ba4749.exe 106 PID 2648 wrote to memory of 3016 2648 553c86acdaa89e510dafa835535b40053b8a4fb378a0924fffe60037d1ba4749.exe 106 PID 2648 wrote to memory of 2800 2648 553c86acdaa89e510dafa835535b40053b8a4fb378a0924fffe60037d1ba4749.exe 108 PID 2648 wrote to memory of 2800 2648 553c86acdaa89e510dafa835535b40053b8a4fb378a0924fffe60037d1ba4749.exe 108 PID 2648 wrote to memory of 2800 2648 553c86acdaa89e510dafa835535b40053b8a4fb378a0924fffe60037d1ba4749.exe 108 PID 2800 wrote to memory of 3220 2800 csrss.exe 109 PID 2800 wrote to memory of 3220 2800 csrss.exe 109 PID 2800 wrote to memory of 3220 2800 csrss.exe 109 PID 2800 wrote to memory of 4448 2800 csrss.exe 114 PID 2800 wrote to memory of 4448 2800 csrss.exe 114 PID 2800 wrote to memory of 4448 2800 csrss.exe 114 PID 2800 wrote to memory of 2060 2800 csrss.exe 117 PID 2800 wrote to memory of 2060 2800 csrss.exe 117 PID 2800 wrote to memory of 2060 2800 csrss.exe 117 PID 2800 wrote to memory of 4308 2800 csrss.exe 119 PID 2800 wrote to memory of 4308 2800 csrss.exe 119 PID 4468 wrote to memory of 4324 4468 windefender.exe 126 PID 4468 wrote to memory of 4324 4468 windefender.exe 126 PID 4468 wrote to memory of 4324 4468 windefender.exe 126 PID 4324 wrote to memory of 2196 4324 cmd.exe 127 PID 4324 wrote to memory of 2196 4324 cmd.exe 127 PID 4324 wrote to memory of 2196 4324 cmd.exe 127 -
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\553c86acdaa89e510dafa835535b40053b8a4fb378a0924fffe60037d1ba4749.exe"C:\Users\Admin\AppData\Local\Temp\553c86acdaa89e510dafa835535b40053b8a4fb378a0924fffe60037d1ba4749.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2740 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4272
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C:\Users\Admin\AppData\Local\Temp\553c86acdaa89e510dafa835535b40053b8a4fb378a0924fffe60037d1ba4749.exe"C:\Users\Admin\AppData\Local\Temp\553c86acdaa89e510dafa835535b40053b8a4fb378a0924fffe60037d1ba4749.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:2648 -
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:996
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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:3052 -
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:4076
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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:3888
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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:3016
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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:2800 -
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:3220
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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:1492
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:1908
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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:4448
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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:2060
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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:4308
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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:2268
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4468 -
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:4324 -
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:2196
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:404
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
MD5968cb9309758126772781b83adb8a28f
SHA18da30e71accf186b2ba11da1797cf67f8f78b47c
SHA25692099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
SHA5124bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5752a6ca4672232dba4a88ae63a7c827d
SHA1d676a6bd3b5f177edc8aaf3e54054ec5acbc2a33
SHA2569f4594849dacf6ece0e68f596ee72355cb3083d741eed4a5fc81998f2eb2dc87
SHA5125c0fd3c931e4ddf698fb71691fa5d271008d007e34fae02bba473b804fe99116381c42f2853cd8e1f3183fedd8542e7d49aa8e63c50e00d989e7fd25a7ea3527
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5cb38dfba94e23bbf9e8a6e0981b9aa14
SHA1cffb7518ed7ec238266300a72ae02dd6265f16ae
SHA256d25f07e423b11840426e9c050993948cf5e7d354e0e5518d9486dd5e19ad2856
SHA512b484cf783c0cb91d6bd2206f5ffbd71ea6c423687b1df2b2a05cfc62f1e4cf263c20b5e790ffb55bc9922ce8a5a857a8c06a7cf44dc201f2a7f0394eae7b64df
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD51a8e481b6f6e0ac71a7225d7fceb572a
SHA18d43b9f5ae03dea75b2071b5e86255967286f53d
SHA25685bcbf066a56e0b4da717b814bcafee61eaaf6a60c787b1d9e746c17e198443c
SHA512b1a4747abad0e2bad858ab9a5547318ab5e9d43ca8bb9100014a8c5a5d3e0485b3689e0d67311fb7cc13da923df0d501641f3dd6b35e56a848274aa145f62c51
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD53cd39f877f16986ff79051828bfc0639
SHA12d2ba54799c897a1edd7f5b86685092b138eea95
SHA25678a3b7486aff4ac74cad72a2c73ad697f8b23256572478f4296d3c9099522554
SHA512335c4b7c9cbc2e5a556710755cbe8cd8499bba70d966a77b04959dc27ef05fb11c8b65b92865c67c505594bafa127e65c3404979e5fe206932c85708b4a074f9
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD542c496dc4cc5992f0db0f9a4294c994b
SHA19d256981c30edac45ffb071596febcba25c322c3
SHA2564b769a3651fac3bf1557884ec4e7c7b95c97f32996b09c44bec9a4f10ea3ff92
SHA512bef819e6686ffa5aaabf3081ea60104405c6a8e470762d8c77b3510e3ea1d8642e5533fe02eddd676c0d7c8ac8e569b0ef6b776831809dddbba30d7bbdc17faa
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Filesize
4.1MB
MD51b938772e4f31d14d3f4bc10ae69d1d2
SHA15948de868bdfd7aa308807f73b7917b5dd287023
SHA256553c86acdaa89e510dafa835535b40053b8a4fb378a0924fffe60037d1ba4749
SHA5121be4e72b1bc7bd84175c18dbc0d7ff2ac2fb94b90a2e6b84f2a770bc687ac4a188d447afc6b2804c52ef75449ebac5acd3467f0f11ed6f729851960f8a1dca32
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec