Analysis
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max time kernel
149s -
max time network
156s -
platform
windows10-1703_x64 -
resource
win10-20230703-en -
resource tags
arch:x64arch:x86image:win10-20230703-enlocale:en-usos:windows10-1703-x64system -
submitted
28/08/2023, 23:17
Static task
static1
General
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Target
d3405281cf2193d9c08771826bcd1d1e66a44634b70aa115f4bf59012061c716.exe
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Size
4.2MB
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MD5
0dba5ab895d9d7fb915f1a369619d8e7
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SHA1
ba535569c6dd03e6f0469d0359c571cb22301225
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SHA256
d3405281cf2193d9c08771826bcd1d1e66a44634b70aa115f4bf59012061c716
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SHA512
9d443c142bdcff52c2dd52f6c1e85f86680dea17783e711be069453705efbbd657daf96b93c5ac620e2aa9bbc28312b02aee6c12944e477149901db61063f40a
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SSDEEP
98304:B6wLwOrqMJuFxsVl66ZO6KLhpe/wmJbQhsj7GgT:YCwWVJ+SVBZO6KLhYXGs3T
Malware Config
Signatures
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Glupteba payload 22 IoCs
resource yara_rule behavioral1/memory/4788-2-0x0000000004500000-0x0000000004DEB000-memory.dmp family_glupteba behavioral1/memory/4788-3-0x0000000000400000-0x00000000022FF000-memory.dmp family_glupteba behavioral1/memory/4788-15-0x0000000004500000-0x0000000004DEB000-memory.dmp family_glupteba behavioral1/memory/4788-36-0x0000000000400000-0x00000000022FF000-memory.dmp family_glupteba behavioral1/memory/4788-301-0x0000000000400000-0x00000000022FF000-memory.dmp family_glupteba behavioral1/memory/4152-305-0x0000000000400000-0x00000000022FF000-memory.dmp family_glupteba behavioral1/memory/4152-326-0x0000000000400000-0x00000000022FF000-memory.dmp family_glupteba behavioral1/memory/4152-331-0x0000000003FD0000-0x00000000043D3000-memory.dmp family_glupteba behavioral1/memory/4152-359-0x0000000000400000-0x00000000022FF000-memory.dmp family_glupteba behavioral1/memory/4152-654-0x0000000000400000-0x00000000022FF000-memory.dmp family_glupteba behavioral1/memory/4152-1043-0x0000000000400000-0x00000000022FF000-memory.dmp family_glupteba behavioral1/memory/2180-1048-0x0000000000400000-0x00000000022FF000-memory.dmp family_glupteba behavioral1/memory/2180-1081-0x0000000000400000-0x00000000022FF000-memory.dmp family_glupteba behavioral1/memory/2180-1542-0x0000000000400000-0x00000000022FF000-memory.dmp family_glupteba behavioral1/memory/2180-1792-0x0000000000400000-0x00000000022FF000-memory.dmp family_glupteba behavioral1/memory/2180-1801-0x0000000000400000-0x00000000022FF000-memory.dmp family_glupteba behavioral1/memory/2180-1803-0x0000000000400000-0x00000000022FF000-memory.dmp family_glupteba behavioral1/memory/2180-1805-0x0000000000400000-0x00000000022FF000-memory.dmp family_glupteba behavioral1/memory/2180-1807-0x0000000000400000-0x00000000022FF000-memory.dmp family_glupteba behavioral1/memory/2180-1809-0x0000000000400000-0x00000000022FF000-memory.dmp family_glupteba behavioral1/memory/2180-1811-0x0000000000400000-0x00000000022FF000-memory.dmp family_glupteba behavioral1/memory/2180-1819-0x0000000000400000-0x00000000022FF000-memory.dmp family_glupteba -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\d3405281cf2193d9c08771826bcd1d1e66a44634b70aa115f4bf59012061c716.exe = "0" d3405281cf2193d9c08771826bcd1d1e66a44634b70aa115f4bf59012061c716.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\rss = "0" d3405281cf2193d9c08771826bcd1d1e66a44634b70aa115f4bf59012061c716.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\csrss = "0" d3405281cf2193d9c08771826bcd1d1e66a44634b70aa115f4bf59012061c716.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\windefender.exe = "0" d3405281cf2193d9c08771826bcd1d1e66a44634b70aa115f4bf59012061c716.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\System32\drivers = "0" d3405281cf2193d9c08771826bcd1d1e66a44634b70aa115f4bf59012061c716.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\csrss.exe = "0" d3405281cf2193d9c08771826bcd1d1e66a44634b70aa115f4bf59012061c716.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\windefender.exe = "0" d3405281cf2193d9c08771826bcd1d1e66a44634b70aa115f4bf59012061c716.exe -
Modifies Windows Firewall 1 TTPs 1 IoCs
pid Process 520 netsh.exe -
Executes dropped EXE 5 IoCs
pid Process 2180 csrss.exe 4520 injector.exe 4924 windefender.exe 4972 windefender.exe 3696 f801950a962ddba14caaa44bf084b55c.exe -
resource yara_rule behavioral1/files/0x000700000001af79-1795.dat upx behavioral1/files/0x000700000001af79-1797.dat upx behavioral1/files/0x000700000001af79-1798.dat upx behavioral1/memory/4924-1800-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4972-1802-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4972-1806-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/files/0x000600000001af7a-1815.dat upx behavioral1/files/0x000600000001af7a-1817.dat upx behavioral1/memory/4972-1818-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
description ioc Process Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\csrss.exe = "0" d3405281cf2193d9c08771826bcd1d1e66a44634b70aa115f4bf59012061c716.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\windefender.exe = "0" d3405281cf2193d9c08771826bcd1d1e66a44634b70aa115f4bf59012061c716.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\d3405281cf2193d9c08771826bcd1d1e66a44634b70aa115f4bf59012061c716.exe = "0" d3405281cf2193d9c08771826bcd1d1e66a44634b70aa115f4bf59012061c716.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\rss = "0" d3405281cf2193d9c08771826bcd1d1e66a44634b70aa115f4bf59012061c716.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\csrss = "0" d3405281cf2193d9c08771826bcd1d1e66a44634b70aa115f4bf59012061c716.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\windefender.exe = "0" d3405281cf2193d9c08771826bcd1d1e66a44634b70aa115f4bf59012061c716.exe Set value (int) \REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\System32\drivers = "0" d3405281cf2193d9c08771826bcd1d1e66a44634b70aa115f4bf59012061c716.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2767205360-3565838719-3800013281-1000\Software\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" d3405281cf2193d9c08771826bcd1d1e66a44634b70aa115f4bf59012061c716.exe Set value (str) \REGISTRY\USER\S-1-5-21-2767205360-3565838719-3800013281-1000\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 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 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 d3405281cf2193d9c08771826bcd1d1e66a44634b70aa115f4bf59012061c716.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss d3405281cf2193d9c08771826bcd1d1e66a44634b70aa115f4bf59012061c716.exe File created C:\Windows\rss\csrss.exe d3405281cf2193d9c08771826bcd1d1e66a44634b70aa115f4bf59012061c716.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 4052 sc.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 2988 schtasks.exe 4564 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process 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\C:\Windows\system32\,@tzres.dll,-501 = "Nepal Daylight Time" d3405281cf2193d9c08771826bcd1d1e66a44634b70aa115f4bf59012061c716.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-832 = "SA Eastern Standard Time" d3405281cf2193d9c08771826bcd1d1e66a44634b70aa115f4bf59012061c716.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 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\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-372 = "Jerusalem Standard Time" d3405281cf2193d9c08771826bcd1d1e66a44634b70aa115f4bf59012061c716.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1871 = "Russia TZ 7 Daylight Time" d3405281cf2193d9c08771826bcd1d1e66a44634b70aa115f4bf59012061c716.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1831 = "Russia TZ 2 Daylight Time" d3405281cf2193d9c08771826bcd1d1e66a44634b70aa115f4bf59012061c716.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.exe 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,-2492 = "Aus Central W. Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-721 = "Central Pacific Daylight Time" windefender.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\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-932 = "Coordinated Universal Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-192 = "Mountain Standard Time" d3405281cf2193d9c08771826bcd1d1e66a44634b70aa115f4bf59012061c716.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates 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\TrustedPeople\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-531 = "Sri Lanka Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2322 = "Sakhalin Standard Time" d3405281cf2193d9c08771826bcd1d1e66a44634b70aa115f4bf59012061c716.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2321 = "Sakhalin Daylight Time" d3405281cf2193d9c08771826bcd1d1e66a44634b70aa115f4bf59012061c716.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-841 = "Argentina Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-622 = "Korea Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-621 = "Korea Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-142 = "Canada Central Standard Time" d3405281cf2193d9c08771826bcd1d1e66a44634b70aa115f4bf59012061c716.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-661 = "Cen. Australia Daylight Time" d3405281cf2193d9c08771826bcd1d1e66a44634b70aa115f4bf59012061c716.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2141 = "Transbaikal Daylight Time" d3405281cf2193d9c08771826bcd1d1e66a44634b70aa115f4bf59012061c716.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-201 = "US Mountain Daylight Time" windefender.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-391 = "Arab Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-1822 = "Russia TZ 1 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2532 = "Chatham Islands Standard Time" d3405281cf2193d9c08771826bcd1d1e66a44634b70aa115f4bf59012061c716.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-252 = "Dateline Standard Time" d3405281cf2193d9c08771826bcd1d1e66a44634b70aa115f4bf59012061c716.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1471 = "Magadan Daylight Time" d3405281cf2193d9c08771826bcd1d1e66a44634b70aa115f4bf59012061c716.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-241 = "Samoa Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed 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\1e\52C64B7E\@tzres.dll,-441 = "Arabian Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-652 = "AUS Central Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-431 = "Iran Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-842 = "Argentina Standard Time" d3405281cf2193d9c08771826bcd1d1e66a44634b70aa115f4bf59012061c716.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2042 = "Eastern Standard Time (Mexico)" d3405281cf2193d9c08771826bcd1d1e66a44634b70aa115f4bf59012061c716.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-932 = "Coordinated Universal Time" d3405281cf2193d9c08771826bcd1d1e66a44634b70aa115f4bf59012061c716.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-532 = "Sri Lanka Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2752 = "Tomsk Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-291 = "Central European Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-1842 = "Russia TZ 4 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-1832 = "Russia TZ 2 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-831 = "SA Eastern Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2841 = "Saratov Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-502 = "Nepal Standard Time" d3405281cf2193d9c08771826bcd1d1e66a44634b70aa115f4bf59012061c716.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-241 = "Samoa Daylight Time" d3405281cf2193d9c08771826bcd1d1e66a44634b70aa115f4bf59012061c716.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1168 powershell.exe 1168 powershell.exe 1168 powershell.exe 4788 d3405281cf2193d9c08771826bcd1d1e66a44634b70aa115f4bf59012061c716.exe 4788 d3405281cf2193d9c08771826bcd1d1e66a44634b70aa115f4bf59012061c716.exe 4744 powershell.exe 4744 powershell.exe 4744 powershell.exe 4152 d3405281cf2193d9c08771826bcd1d1e66a44634b70aa115f4bf59012061c716.exe 4152 d3405281cf2193d9c08771826bcd1d1e66a44634b70aa115f4bf59012061c716.exe 4152 d3405281cf2193d9c08771826bcd1d1e66a44634b70aa115f4bf59012061c716.exe 4152 d3405281cf2193d9c08771826bcd1d1e66a44634b70aa115f4bf59012061c716.exe 4152 d3405281cf2193d9c08771826bcd1d1e66a44634b70aa115f4bf59012061c716.exe 4152 d3405281cf2193d9c08771826bcd1d1e66a44634b70aa115f4bf59012061c716.exe 4152 d3405281cf2193d9c08771826bcd1d1e66a44634b70aa115f4bf59012061c716.exe 4152 d3405281cf2193d9c08771826bcd1d1e66a44634b70aa115f4bf59012061c716.exe 4152 d3405281cf2193d9c08771826bcd1d1e66a44634b70aa115f4bf59012061c716.exe 4152 d3405281cf2193d9c08771826bcd1d1e66a44634b70aa115f4bf59012061c716.exe 1968 powershell.exe 1968 powershell.exe 1968 powershell.exe 1784 powershell.exe 1784 powershell.exe 1784 powershell.exe 5056 powershell.exe 5056 powershell.exe 5056 powershell.exe 2164 powershell.exe 2164 powershell.exe 2164 powershell.exe 4020 powershell.exe 4020 powershell.exe 4020 powershell.exe 4520 injector.exe 4520 injector.exe 4520 injector.exe 4520 injector.exe 4520 injector.exe 4520 injector.exe 2180 csrss.exe 2180 csrss.exe 4520 injector.exe 4520 injector.exe 4520 injector.exe 4520 injector.exe 4520 injector.exe 4520 injector.exe 2180 csrss.exe 2180 csrss.exe 4520 injector.exe 4520 injector.exe 2180 csrss.exe 2180 csrss.exe 4520 injector.exe 4520 injector.exe 4520 injector.exe 4520 injector.exe 4520 injector.exe 4520 injector.exe 4520 injector.exe 4520 injector.exe 4520 injector.exe 4520 injector.exe 4520 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 1168 powershell.exe Token: SeDebugPrivilege 4788 d3405281cf2193d9c08771826bcd1d1e66a44634b70aa115f4bf59012061c716.exe Token: SeImpersonatePrivilege 4788 d3405281cf2193d9c08771826bcd1d1e66a44634b70aa115f4bf59012061c716.exe Token: SeDebugPrivilege 4744 powershell.exe Token: SeDebugPrivilege 1968 powershell.exe Token: SeDebugPrivilege 1784 powershell.exe Token: SeDebugPrivilege 5056 powershell.exe Token: SeDebugPrivilege 2164 powershell.exe Token: SeDebugPrivilege 4020 powershell.exe Token: SeSystemEnvironmentPrivilege 2180 csrss.exe Token: SeSecurityPrivilege 4052 sc.exe Token: SeSecurityPrivilege 4052 sc.exe -
Suspicious use of WriteProcessMemory 39 IoCs
description pid Process procid_target PID 4788 wrote to memory of 1168 4788 d3405281cf2193d9c08771826bcd1d1e66a44634b70aa115f4bf59012061c716.exe 70 PID 4788 wrote to memory of 1168 4788 d3405281cf2193d9c08771826bcd1d1e66a44634b70aa115f4bf59012061c716.exe 70 PID 4788 wrote to memory of 1168 4788 d3405281cf2193d9c08771826bcd1d1e66a44634b70aa115f4bf59012061c716.exe 70 PID 4152 wrote to memory of 4744 4152 d3405281cf2193d9c08771826bcd1d1e66a44634b70aa115f4bf59012061c716.exe 75 PID 4152 wrote to memory of 4744 4152 d3405281cf2193d9c08771826bcd1d1e66a44634b70aa115f4bf59012061c716.exe 75 PID 4152 wrote to memory of 4744 4152 d3405281cf2193d9c08771826bcd1d1e66a44634b70aa115f4bf59012061c716.exe 75 PID 4152 wrote to memory of 688 4152 d3405281cf2193d9c08771826bcd1d1e66a44634b70aa115f4bf59012061c716.exe 77 PID 4152 wrote to memory of 688 4152 d3405281cf2193d9c08771826bcd1d1e66a44634b70aa115f4bf59012061c716.exe 77 PID 688 wrote to memory of 520 688 cmd.exe 79 PID 688 wrote to memory of 520 688 cmd.exe 79 PID 4152 wrote to memory of 1968 4152 d3405281cf2193d9c08771826bcd1d1e66a44634b70aa115f4bf59012061c716.exe 80 PID 4152 wrote to memory of 1968 4152 d3405281cf2193d9c08771826bcd1d1e66a44634b70aa115f4bf59012061c716.exe 80 PID 4152 wrote to memory of 1968 4152 d3405281cf2193d9c08771826bcd1d1e66a44634b70aa115f4bf59012061c716.exe 80 PID 4152 wrote to memory of 1784 4152 d3405281cf2193d9c08771826bcd1d1e66a44634b70aa115f4bf59012061c716.exe 82 PID 4152 wrote to memory of 1784 4152 d3405281cf2193d9c08771826bcd1d1e66a44634b70aa115f4bf59012061c716.exe 82 PID 4152 wrote to memory of 1784 4152 d3405281cf2193d9c08771826bcd1d1e66a44634b70aa115f4bf59012061c716.exe 82 PID 4152 wrote to memory of 2180 4152 d3405281cf2193d9c08771826bcd1d1e66a44634b70aa115f4bf59012061c716.exe 84 PID 4152 wrote to memory of 2180 4152 d3405281cf2193d9c08771826bcd1d1e66a44634b70aa115f4bf59012061c716.exe 84 PID 4152 wrote to memory of 2180 4152 d3405281cf2193d9c08771826bcd1d1e66a44634b70aa115f4bf59012061c716.exe 84 PID 2180 wrote to memory of 5056 2180 csrss.exe 85 PID 2180 wrote to memory of 5056 2180 csrss.exe 85 PID 2180 wrote to memory of 5056 2180 csrss.exe 85 PID 2180 wrote to memory of 2164 2180 csrss.exe 92 PID 2180 wrote to memory of 2164 2180 csrss.exe 92 PID 2180 wrote to memory of 2164 2180 csrss.exe 92 PID 2180 wrote to memory of 4020 2180 csrss.exe 94 PID 2180 wrote to memory of 4020 2180 csrss.exe 94 PID 2180 wrote to memory of 4020 2180 csrss.exe 94 PID 2180 wrote to memory of 4520 2180 csrss.exe 96 PID 2180 wrote to memory of 4520 2180 csrss.exe 96 PID 4924 wrote to memory of 3876 4924 windefender.exe 103 PID 4924 wrote to memory of 3876 4924 windefender.exe 103 PID 4924 wrote to memory of 3876 4924 windefender.exe 103 PID 3876 wrote to memory of 4052 3876 cmd.exe 104 PID 3876 wrote to memory of 4052 3876 cmd.exe 104 PID 3876 wrote to memory of 4052 3876 cmd.exe 104 PID 2180 wrote to memory of 3696 2180 csrss.exe 107 PID 2180 wrote to memory of 3696 2180 csrss.exe 107 PID 2180 wrote to memory of 3696 2180 csrss.exe 107
Processes
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C:\Users\Admin\AppData\Local\Temp\d3405281cf2193d9c08771826bcd1d1e66a44634b70aa115f4bf59012061c716.exe"C:\Users\Admin\AppData\Local\Temp\d3405281cf2193d9c08771826bcd1d1e66a44634b70aa115f4bf59012061c716.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4788 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1168
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C:\Users\Admin\AppData\Local\Temp\d3405281cf2193d9c08771826bcd1d1e66a44634b70aa115f4bf59012061c716.exe"C:\Users\Admin\AppData\Local\Temp\d3405281cf2193d9c08771826bcd1d1e66a44634b70aa115f4bf59012061c716.exe"2⤵
- Windows security bypass
- Windows security modification
- 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:4152 -
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:4744
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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:688 -
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:520
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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:1968
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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:1784
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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:2180 -
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:5056
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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:2988
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:4252
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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:2164
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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:4020
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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:4520
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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:4564
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4924 -
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:3876 -
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:4052
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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:3696
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:4972
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
Loading Replay Monitor...
Downloads
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Filesize
1B
MD5c4ca4238a0b923820dcc509a6f75849b
SHA1356a192b7913b04c54574d18c28d46e6395428ab
SHA2566b86b273ff34fce19d6b804eff5a3f5747ada4eaa22f1d49c01e52ddb7875b4b
SHA5124dff4ea340f0a823f15d3f4f01ab62eae0e5da579ccb851f8db9dfe84c58b2b37b89903a740e1ee172da793a6e79d560e5f7f9bd058a12a280433ed6fa46510a
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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
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
MD51c19c16e21c97ed42d5beabc93391fc5
SHA18ad83f8e0b3acf8dfbbf87931e41f0d664c4df68
SHA2561bcd97396c83babfe6c5068ba590d7a3f8b70e72955a9d1e4070648e404cbf05
SHA5127d18776d8f649b3d29c182ff03efc6cea8b527542ee55304980f24577aae8b64e37044407776e220984346c3998ace5f8853afa58c8b38407482a728e9495e0c
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize18KB
MD5b8389b55c75e8e29e5eb9e37216a2ffc
SHA127def57da8e6499d90fbbb151b1976aa61c4358b
SHA256ac12cafb35c61e1210753bcb15c5269ef8478bd395b48b795e9938c07a8f9004
SHA512cbffd0bf5c17e0a19e81f8c5b9902cc33bc92c0de10f9583709f62c197ff18525b4e565d347507a0a3681067bdb1ccc58b74987aa6796d3a48094ac99ee47ec9
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize18KB
MD53ab6968999f633e1a9b877982809a71d
SHA18f1ff37f22f11e35fa536bed908a98b3fe6516a1
SHA256c155d98f2e7314621d58c01ec4d2c43f6b209a7d837337339e3213973b97ff4c
SHA512bb0931a5d9ae9586c618fd7d3220d0743284068b87278d78a38701a265372cba11cef8871b5f5c560f8f51241369a0483759094c8874ff3e6a6a96c6ce7fae28
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize18KB
MD50b6f03b3c53ab0d13a1b500caa839a9d
SHA1732d247b2c8c93829766ad33b792de22e482c8c9
SHA256fc78397261766e2de90cce035b174db6a72d8c65cb316542aa4865d8a6f15019
SHA5121c1c3bbf89abfecefa852a3e6047087fdf44dd2d457e81315bbe6f739535e60eb33346865a683bb254a8d8176d172fe8c6a67dc6e33be3d08b916803204454cf
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize18KB
MD52e53ec30889740a4bc636db09f4d549d
SHA1efe7447445cf7b618d42bb9ad723047e1adef8b1
SHA256783287d6fd371df044432d1f100d5dfa21057f1573057071ea5164b0bc9d7b6b
SHA51284e596bc0e66d4140ee8c5a42d31f09b532d6db478cba82c07c9ab0fa6cbfd2587be7d449bf8394965d14f084b0c705ae27374ba4f99ae610669d5f7242ba4dc
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize18KB
MD55adaf78784811bdf86d94ead06f1f485
SHA1dad68dc45bdbb0e667a0c2a23518890fd589b7ae
SHA2563e3b384c7130498bb7db1c6fb884c65efd8a260f41a36efeae2979f5adb19950
SHA5128b63f26628c6af1f0efd52e533870c9be9764d7040918ad6fa19029857948ec7360dff40b4269638d69dbf177cf448255fe64d8ad540c7e70a3f7c8f6d7b3db3
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Filesize
4.2MB
MD50dba5ab895d9d7fb915f1a369619d8e7
SHA1ba535569c6dd03e6f0469d0359c571cb22301225
SHA256d3405281cf2193d9c08771826bcd1d1e66a44634b70aa115f4bf59012061c716
SHA5129d443c142bdcff52c2dd52f6c1e85f86680dea17783e711be069453705efbbd657daf96b93c5ac620e2aa9bbc28312b02aee6c12944e477149901db61063f40a
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Filesize
4.2MB
MD50dba5ab895d9d7fb915f1a369619d8e7
SHA1ba535569c6dd03e6f0469d0359c571cb22301225
SHA256d3405281cf2193d9c08771826bcd1d1e66a44634b70aa115f4bf59012061c716
SHA5129d443c142bdcff52c2dd52f6c1e85f86680dea17783e711be069453705efbbd657daf96b93c5ac620e2aa9bbc28312b02aee6c12944e477149901db61063f40a
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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