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Analysis
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max time kernel
150s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20230824-en -
resource tags
arch:x64arch:x86image:win10v2004-20230824-enlocale:en-usos:windows10-2004-x64system -
submitted
24/08/2023, 14:34
Static task
static1
General
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Target
3721b55de173768ed2bad6ae66ea8f1547a0ef3178c961c5e3c563ba652c5ac3.exe
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Size
4.2MB
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MD5
c0a4d502ad6a8191d1d83b38247347a9
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SHA1
2a9f6fe83276507bb2d491f99ddb09c7e34e06e6
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SHA256
3721b55de173768ed2bad6ae66ea8f1547a0ef3178c961c5e3c563ba652c5ac3
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SHA512
f1a8fdf0b49960d74922f4a8fcbcf4e97fd83a3a4029055e574f6989215a54cd497bdba5fb444b07562b15aac41fb360dbebc38c3f61e0237a96c0dd4e73c911
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SSDEEP
98304:fQAU/JbCGa0VyMjx/9gQYJ0q8t11Izr5cCF:nU/JbCG5sOxFRYJH8t1kF
Malware Config
Signatures
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Glupteba payload 21 IoCs
resource yara_rule behavioral1/memory/1824-2-0x0000000004910000-0x00000000051FB000-memory.dmp family_glupteba behavioral1/memory/1824-3-0x0000000000400000-0x00000000026D1000-memory.dmp family_glupteba behavioral1/memory/1824-16-0x0000000000400000-0x00000000026D1000-memory.dmp family_glupteba behavioral1/memory/1824-29-0x0000000004910000-0x00000000051FB000-memory.dmp family_glupteba behavioral1/memory/1824-52-0x0000000000400000-0x00000000026D1000-memory.dmp family_glupteba behavioral1/memory/2956-61-0x0000000000400000-0x00000000026D1000-memory.dmp family_glupteba behavioral1/memory/1824-62-0x0000000000400000-0x00000000026D1000-memory.dmp family_glupteba behavioral1/memory/2956-77-0x0000000000400000-0x00000000026D1000-memory.dmp family_glupteba behavioral1/memory/2956-122-0x0000000000400000-0x00000000026D1000-memory.dmp family_glupteba behavioral1/memory/2956-154-0x0000000000400000-0x00000000026D1000-memory.dmp family_glupteba behavioral1/memory/4364-157-0x0000000004E00000-0x00000000056EB000-memory.dmp family_glupteba behavioral1/memory/4364-158-0x0000000000400000-0x00000000026D1000-memory.dmp family_glupteba behavioral1/memory/4364-185-0x0000000000400000-0x00000000026D1000-memory.dmp family_glupteba behavioral1/memory/4364-240-0x0000000000400000-0x00000000026D1000-memory.dmp family_glupteba behavioral1/memory/4364-248-0x0000000000400000-0x00000000026D1000-memory.dmp family_glupteba behavioral1/memory/4364-257-0x0000000000400000-0x00000000026D1000-memory.dmp family_glupteba behavioral1/memory/4364-259-0x0000000000400000-0x00000000026D1000-memory.dmp family_glupteba behavioral1/memory/4364-261-0x0000000000400000-0x00000000026D1000-memory.dmp family_glupteba behavioral1/memory/4364-263-0x0000000000400000-0x00000000026D1000-memory.dmp family_glupteba behavioral1/memory/4364-265-0x0000000000400000-0x00000000026D1000-memory.dmp family_glupteba behavioral1/memory/4364-274-0x0000000000400000-0x00000000026D1000-memory.dmp family_glupteba -
Modifies Windows Firewall 1 TTPs 1 IoCs
pid Process 1840 netsh.exe -
Executes dropped EXE 5 IoCs
pid Process 4364 csrss.exe 4032 injector.exe 2528 windefender.exe 4844 windefender.exe 2868 f801950a962ddba14caaa44bf084b55c.exe -
resource yara_rule behavioral1/files/0x0007000000023026-251.dat upx behavioral1/files/0x0007000000023026-253.dat upx behavioral1/files/0x0007000000023026-254.dat upx behavioral1/memory/2528-256-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4844-258-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4844-262-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4844-264-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/files/0x0006000000023027-270.dat upx behavioral1/files/0x0006000000023027-272.dat upx behavioral1/memory/4844-273-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2868-275-0x0000000000400000-0x0000000000C25000-memory.dmp upx behavioral1/memory/2868-277-0x0000000000400000-0x0000000000C25000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-642304425-1816607141-2958861556-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 3721b55de173768ed2bad6ae66ea8f1547a0ef3178c961c5e3c563ba652c5ac3.exe Set value (str) \REGISTRY\USER\S-1-5-21-642304425-1816607141-2958861556-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe -
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 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 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 -
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 3721b55de173768ed2bad6ae66ea8f1547a0ef3178c961c5e3c563ba652c5ac3.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss 3721b55de173768ed2bad6ae66ea8f1547a0ef3178c961c5e3c563ba652c5ac3.exe File created C:\Windows\rss\csrss.exe 3721b55de173768ed2bad6ae66ea8f1547a0ef3178c961c5e3c563ba652c5ac3.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 3832 sc.exe -
Program crash 2 IoCs
pid pid_target Process procid_target 2124 1824 WerFault.exe 80 216 2956 WerFault.exe 89 -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 3636 schtasks.exe 832 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-402 = "Arabic Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-682 = "E. Australia Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-872 = "Pakistan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-411 = "E. Africa Daylight Time" 3721b55de173768ed2bad6ae66ea8f1547a0ef3178c961c5e3c563ba652c5ac3.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-961 = "Paraguay Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-381 = "South Africa Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-221 = "Alaskan Daylight Time" 3721b55de173768ed2bad6ae66ea8f1547a0ef3178c961c5e3c563ba652c5ac3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-231 = "Hawaiian Daylight Time" 3721b55de173768ed2bad6ae66ea8f1547a0ef3178c961c5e3c563ba652c5ac3.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 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2611 = "Bougainville Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-572 = "China Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-162 = "Central Standard Time" 3721b55de173768ed2bad6ae66ea8f1547a0ef3178c961c5e3c563ba652c5ac3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-232 = "Hawaiian Standard Time" 3721b55de173768ed2bad6ae66ea8f1547a0ef3178c961c5e3c563ba652c5ac3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-541 = "Myanmar Daylight Time" 3721b55de173768ed2bad6ae66ea8f1547a0ef3178c961c5e3c563ba652c5ac3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1911 = "Russia TZ 10 Daylight Time" 3721b55de173768ed2bad6ae66ea8f1547a0ef3178c961c5e3c563ba652c5ac3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-242 = "Samoa Standard Time" 3721b55de173768ed2bad6ae66ea8f1547a0ef3178c961c5e3c563ba652c5ac3.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates 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\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2391 = "Aleutian Daylight Time" 3721b55de173768ed2bad6ae66ea8f1547a0ef3178c961c5e3c563ba652c5ac3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-32 = "Mid-Atlantic Standard Time" 3721b55de173768ed2bad6ae66ea8f1547a0ef3178c961c5e3c563ba652c5ac3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-742 = "New Zealand Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-571 = "China Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-791 = "SA Western Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-362 = "GTB Standard Time" 3721b55de173768ed2bad6ae66ea8f1547a0ef3178c961c5e3c563ba652c5ac3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2891 = "Sudan Daylight Time" 3721b55de173768ed2bad6ae66ea8f1547a0ef3178c961c5e3c563ba652c5ac3.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-391 = "Arab Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-512 = "Central Asia Standard Time" 3721b55de173768ed2bad6ae66ea8f1547a0ef3178c961c5e3c563ba652c5ac3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-982 = "Kamchatka Standard Time" 3721b55de173768ed2bad6ae66ea8f1547a0ef3178c961c5e3c563ba652c5ac3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-121 = "SA Pacific Daylight Time" 3721b55de173768ed2bad6ae66ea8f1547a0ef3178c961c5e3c563ba652c5ac3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1412 = "Syria Standard Time" 3721b55de173768ed2bad6ae66ea8f1547a0ef3178c961c5e3c563ba652c5ac3.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\1e\52C64B7E\@tzres.dll,-12 = "Azores Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-261 = "GMT Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-272 = "Greenwich Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-52 = "Greenland Standard Time" 3721b55de173768ed2bad6ae66ea8f1547a0ef3178c961c5e3c563ba652c5ac3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2512 = "Lord Howe Standard Time" 3721b55de173768ed2bad6ae66ea8f1547a0ef3178c961c5e3c563ba652c5ac3.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.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\1e\52C64B7E\@tzres.dll,-931 = "Coordinated Universal Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-81 = "Atlantic Daylight Time" 3721b55de173768ed2bad6ae66ea8f1547a0ef3178c961c5e3c563ba652c5ac3.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-151 = "Central America Daylight Time" 3721b55de173768ed2bad6ae66ea8f1547a0ef3178c961c5e3c563ba652c5ac3.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-334 = "Jordan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-1831 = "Russia TZ 2 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-352 = "FLE Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-32 = "Mid-Atlantic Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-372 = "Jerusalem Standard Time" 3721b55de173768ed2bad6ae66ea8f1547a0ef3178c961c5e3c563ba652c5ac3.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2391 = "Aleutian Daylight Time" windefender.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 32 powershell.exe 32 powershell.exe 1824 3721b55de173768ed2bad6ae66ea8f1547a0ef3178c961c5e3c563ba652c5ac3.exe 1824 3721b55de173768ed2bad6ae66ea8f1547a0ef3178c961c5e3c563ba652c5ac3.exe 1752 powershell.exe 1752 powershell.exe 2956 3721b55de173768ed2bad6ae66ea8f1547a0ef3178c961c5e3c563ba652c5ac3.exe 2956 3721b55de173768ed2bad6ae66ea8f1547a0ef3178c961c5e3c563ba652c5ac3.exe 2956 3721b55de173768ed2bad6ae66ea8f1547a0ef3178c961c5e3c563ba652c5ac3.exe 2956 3721b55de173768ed2bad6ae66ea8f1547a0ef3178c961c5e3c563ba652c5ac3.exe 2956 3721b55de173768ed2bad6ae66ea8f1547a0ef3178c961c5e3c563ba652c5ac3.exe 2956 3721b55de173768ed2bad6ae66ea8f1547a0ef3178c961c5e3c563ba652c5ac3.exe 2956 3721b55de173768ed2bad6ae66ea8f1547a0ef3178c961c5e3c563ba652c5ac3.exe 2956 3721b55de173768ed2bad6ae66ea8f1547a0ef3178c961c5e3c563ba652c5ac3.exe 2956 3721b55de173768ed2bad6ae66ea8f1547a0ef3178c961c5e3c563ba652c5ac3.exe 2956 3721b55de173768ed2bad6ae66ea8f1547a0ef3178c961c5e3c563ba652c5ac3.exe 692 powershell.exe 692 powershell.exe 3920 powershell.exe 3920 powershell.exe 4944 powershell.exe 4944 powershell.exe 1156 powershell.exe 1156 powershell.exe 1436 powershell.exe 1436 powershell.exe 4032 injector.exe 4032 injector.exe 4032 injector.exe 4032 injector.exe 4032 injector.exe 4032 injector.exe 4032 injector.exe 4032 injector.exe 4364 csrss.exe 4364 csrss.exe 4032 injector.exe 4032 injector.exe 4032 injector.exe 4032 injector.exe 4364 csrss.exe 4364 csrss.exe 4032 injector.exe 4032 injector.exe 4032 injector.exe 4032 injector.exe 4364 csrss.exe 4364 csrss.exe 4032 injector.exe 4032 injector.exe 4032 injector.exe 4032 injector.exe 4032 injector.exe 4032 injector.exe 4032 injector.exe 4032 injector.exe 4032 injector.exe 4032 injector.exe 4032 injector.exe 4032 injector.exe 4032 injector.exe 4032 injector.exe 4032 injector.exe 4032 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 32 powershell.exe Token: SeDebugPrivilege 1824 3721b55de173768ed2bad6ae66ea8f1547a0ef3178c961c5e3c563ba652c5ac3.exe Token: SeImpersonatePrivilege 1824 3721b55de173768ed2bad6ae66ea8f1547a0ef3178c961c5e3c563ba652c5ac3.exe Token: SeDebugPrivilege 1752 powershell.exe Token: SeDebugPrivilege 692 powershell.exe Token: SeDebugPrivilege 3920 powershell.exe Token: SeDebugPrivilege 4944 powershell.exe Token: SeDebugPrivilege 1156 powershell.exe Token: SeDebugPrivilege 1436 powershell.exe Token: SeSystemEnvironmentPrivilege 4364 csrss.exe Token: SeSecurityPrivilege 3832 sc.exe Token: SeSecurityPrivilege 3832 sc.exe -
Suspicious use of WriteProcessMemory 39 IoCs
description pid Process procid_target PID 1824 wrote to memory of 32 1824 3721b55de173768ed2bad6ae66ea8f1547a0ef3178c961c5e3c563ba652c5ac3.exe 85 PID 1824 wrote to memory of 32 1824 3721b55de173768ed2bad6ae66ea8f1547a0ef3178c961c5e3c563ba652c5ac3.exe 85 PID 1824 wrote to memory of 32 1824 3721b55de173768ed2bad6ae66ea8f1547a0ef3178c961c5e3c563ba652c5ac3.exe 85 PID 2956 wrote to memory of 1752 2956 3721b55de173768ed2bad6ae66ea8f1547a0ef3178c961c5e3c563ba652c5ac3.exe 92 PID 2956 wrote to memory of 1752 2956 3721b55de173768ed2bad6ae66ea8f1547a0ef3178c961c5e3c563ba652c5ac3.exe 92 PID 2956 wrote to memory of 1752 2956 3721b55de173768ed2bad6ae66ea8f1547a0ef3178c961c5e3c563ba652c5ac3.exe 92 PID 2956 wrote to memory of 4680 2956 3721b55de173768ed2bad6ae66ea8f1547a0ef3178c961c5e3c563ba652c5ac3.exe 95 PID 2956 wrote to memory of 4680 2956 3721b55de173768ed2bad6ae66ea8f1547a0ef3178c961c5e3c563ba652c5ac3.exe 95 PID 4680 wrote to memory of 1840 4680 cmd.exe 96 PID 4680 wrote to memory of 1840 4680 cmd.exe 96 PID 2956 wrote to memory of 692 2956 3721b55de173768ed2bad6ae66ea8f1547a0ef3178c961c5e3c563ba652c5ac3.exe 97 PID 2956 wrote to memory of 692 2956 3721b55de173768ed2bad6ae66ea8f1547a0ef3178c961c5e3c563ba652c5ac3.exe 97 PID 2956 wrote to memory of 692 2956 3721b55de173768ed2bad6ae66ea8f1547a0ef3178c961c5e3c563ba652c5ac3.exe 97 PID 2956 wrote to memory of 3920 2956 3721b55de173768ed2bad6ae66ea8f1547a0ef3178c961c5e3c563ba652c5ac3.exe 99 PID 2956 wrote to memory of 3920 2956 3721b55de173768ed2bad6ae66ea8f1547a0ef3178c961c5e3c563ba652c5ac3.exe 99 PID 2956 wrote to memory of 3920 2956 3721b55de173768ed2bad6ae66ea8f1547a0ef3178c961c5e3c563ba652c5ac3.exe 99 PID 2956 wrote to memory of 4364 2956 3721b55de173768ed2bad6ae66ea8f1547a0ef3178c961c5e3c563ba652c5ac3.exe 102 PID 2956 wrote to memory of 4364 2956 3721b55de173768ed2bad6ae66ea8f1547a0ef3178c961c5e3c563ba652c5ac3.exe 102 PID 2956 wrote to memory of 4364 2956 3721b55de173768ed2bad6ae66ea8f1547a0ef3178c961c5e3c563ba652c5ac3.exe 102 PID 4364 wrote to memory of 4944 4364 csrss.exe 105 PID 4364 wrote to memory of 4944 4364 csrss.exe 105 PID 4364 wrote to memory of 4944 4364 csrss.exe 105 PID 4364 wrote to memory of 1156 4364 csrss.exe 111 PID 4364 wrote to memory of 1156 4364 csrss.exe 111 PID 4364 wrote to memory of 1156 4364 csrss.exe 111 PID 4364 wrote to memory of 1436 4364 csrss.exe 113 PID 4364 wrote to memory of 1436 4364 csrss.exe 113 PID 4364 wrote to memory of 1436 4364 csrss.exe 113 PID 4364 wrote to memory of 4032 4364 csrss.exe 115 PID 4364 wrote to memory of 4032 4364 csrss.exe 115 PID 2528 wrote to memory of 2468 2528 windefender.exe 121 PID 2528 wrote to memory of 2468 2528 windefender.exe 121 PID 2528 wrote to memory of 2468 2528 windefender.exe 121 PID 2468 wrote to memory of 3832 2468 cmd.exe 122 PID 2468 wrote to memory of 3832 2468 cmd.exe 122 PID 2468 wrote to memory of 3832 2468 cmd.exe 122 PID 4364 wrote to memory of 2868 4364 csrss.exe 124 PID 4364 wrote to memory of 2868 4364 csrss.exe 124 PID 4364 wrote to memory of 2868 4364 csrss.exe 124
Processes
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C:\Windows\System32\svchost.exeC:\Windows\System32\svchost.exe -k netsvcs -p1⤵PID:1652
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C:\Users\Admin\AppData\Local\Temp\3721b55de173768ed2bad6ae66ea8f1547a0ef3178c961c5e3c563ba652c5ac3.exe"C:\Users\Admin\AppData\Local\Temp\3721b55de173768ed2bad6ae66ea8f1547a0ef3178c961c5e3c563ba652c5ac3.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1824 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:32
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C:\Users\Admin\AppData\Local\Temp\3721b55de173768ed2bad6ae66ea8f1547a0ef3178c961c5e3c563ba652c5ac3.exe"C:\Users\Admin\AppData\Local\Temp\3721b55de173768ed2bad6ae66ea8f1547a0ef3178c961c5e3c563ba652c5ac3.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:2956 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1752
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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:4680 -
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:1840
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:692
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3920
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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:4364 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4944
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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:3636
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:3376
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1156
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1436
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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:4032
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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:832
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2528 -
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:2468 -
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:3832
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C:\Users\Admin\AppData\Local\Temp\csrss\f801950a962ddba14caaa44bf084b55c.exeC:\Users\Admin\AppData\Local\Temp\csrss\f801950a962ddba14caaa44bf084b55c.exe4⤵
- Executes dropped EXE
PID:2868 -
C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn "csrss" /f5⤵PID:936
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn "ScheduledUpdate" /f5⤵PID:2380
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2956 -s 7083⤵
- Program crash
PID:216
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 1824 -s 8042⤵
- Program crash
PID:2124
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 460 -p 1824 -ip 18241⤵PID:3536
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 492 -p 2956 -ip 29561⤵PID:3032
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:4844
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
1Replay Monitor
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Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
3.2MB
MD5f801950a962ddba14caaa44bf084b55c
SHA17cadc9076121297428442785536ba0df2d4ae996
SHA256c3946ec89e15b24b743c46f9acacb58cff47da63f3ce2799d71ed90496b8891f
SHA5124183bc76bdc84fb779e2e573d9a63d7de47096b63b945f9e335bee95ae28eb208f5ee15f6501ac59623b97c5b77f3455ca313512e7d9803e1704ae22a52459c5
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Filesize
3.2MB
MD5f801950a962ddba14caaa44bf084b55c
SHA17cadc9076121297428442785536ba0df2d4ae996
SHA256c3946ec89e15b24b743c46f9acacb58cff47da63f3ce2799d71ed90496b8891f
SHA5124183bc76bdc84fb779e2e573d9a63d7de47096b63b945f9e335bee95ae28eb208f5ee15f6501ac59623b97c5b77f3455ca313512e7d9803e1704ae22a52459c5
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Filesize
99KB
MD509031a062610d77d685c9934318b4170
SHA1880f744184e7774f3d14c1bb857e21cc7fe89a6d
SHA256778bd69af403df3c4e074c31b3850d71bf0e64524bea4272a802ca9520b379dd
SHA5129a276e1f0f55d35f2bf38eb093464f7065bdd30a660e6d1c62eed5e76d1fb2201567b89d9ae65d2d89dc99b142159e36fb73be8d5e08252a975d50544a7cda27
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Filesize
281KB
MD5d98e33b66343e7c96158444127a117f6
SHA1bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA2565de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
SHA512705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
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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
MD53d086a433708053f9bf9523e1d87a4e8
SHA1b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28
SHA2566f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69
SHA512931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5764475416ae99d730485c6b56695748d
SHA1ee20590404d702cba2fd28fcdc191218d4923ea6
SHA2564a9a5362a1c50a792765d31f9db30a258c083f89ad6d093a79c3655f0cafcf10
SHA51256758f45a2f6dfd9fd702980edd7872b76a25d6c9adc457e2c7c045877c1eca7d583c9a55806d6ea2372644bbaacffb2545533c229c5e994822c2d419e706a81
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD519cf7a932ddb555d2808ca22c020d605
SHA1528b5eaf82706da5a488e203894a5e96230e3b78
SHA256ed4efd3f2a089b3bb1f7cc2a63642a6ea5e77a390d595f2a327c0ebb4ac4fe2f
SHA512223461a40d31c0ed1055395cbdc895d14a20885c10ee3d32f50a93b64d19a1d52118fe93bd5db13d3f95ea105452611fcc7f8c9173b65b45f6779b9bd7727510
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD548ff97b875f1c16b868eef6f3a315299
SHA11014ff378d544fa85d5753b385124bfdf576a6da
SHA2560b0fe4aaf0b9a3cf28d3eec88b13f86f6da7c3347fe06189fd00932d65a6d473
SHA512f05c89609249ffbd27f380e01932c72ba19db1da08d7a7f959ac6fbfc6acb4b4b888d9836cd53c53c53a60d501d5497037624ba43d14db23805cd94cc5ccf5ad
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5aa54998a41b38927e3235d057603e853
SHA1da3dee406e746e1fd33dedcf5287fb75dc5ce68a
SHA256db6c2cd4bb8ea8ddca518a98f5c2047ea99a24ebcf09faabb31c18ce6e627f7d
SHA51237ab26d52687b615b50c2fa9ada871f0a9443e11a3f40a9fc36d0ef5f1f3d4a3c9c679ab77068d806844da5c7a3cc2a9f481bff67581af05eadadb3a5523e0fb
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD55554b1fa0f4b13c09ec89fa6a9378aab
SHA166ebbfdf5296f5575995a0d131dc4e09d5cdbd01
SHA25684ba9d2cff4bfa590d9a645dd5f76b6c54e1ea6ad6fe0022f8499dfd6afb0b19
SHA5120392ecdd7945f8618e9fc5b0f8cf87d6e2e31de49224a6932cb64ae83b62e5de7c78b7850da51c8ac67dddfae653542f0d5b9f9d60b750d728f60ab823ddad7e
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Filesize
4.2MB
MD5c0a4d502ad6a8191d1d83b38247347a9
SHA12a9f6fe83276507bb2d491f99ddb09c7e34e06e6
SHA2563721b55de173768ed2bad6ae66ea8f1547a0ef3178c961c5e3c563ba652c5ac3
SHA512f1a8fdf0b49960d74922f4a8fcbcf4e97fd83a3a4029055e574f6989215a54cd497bdba5fb444b07562b15aac41fb360dbebc38c3f61e0237a96c0dd4e73c911
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Filesize
4.2MB
MD5c0a4d502ad6a8191d1d83b38247347a9
SHA12a9f6fe83276507bb2d491f99ddb09c7e34e06e6
SHA2563721b55de173768ed2bad6ae66ea8f1547a0ef3178c961c5e3c563ba652c5ac3
SHA512f1a8fdf0b49960d74922f4a8fcbcf4e97fd83a3a4029055e574f6989215a54cd497bdba5fb444b07562b15aac41fb360dbebc38c3f61e0237a96c0dd4e73c911
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec