Analysis
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max time kernel
151s -
max time network
146s -
platform
windows10-2004_x64 -
resource
win10v2004-20230220-en -
resource tags
arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system -
submitted
01/06/2023, 10:11
Static task
static1
General
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Target
4a12a01a91440be97c37d61a631a6f8de6bb07afad409ad5c18a9f6452b7c456.exe
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Size
4.1MB
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MD5
e85e1543dd5139fb7da279567a87358a
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SHA1
c2a07d4388734a6b7516b21be786f9c18c097ab0
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SHA256
4a12a01a91440be97c37d61a631a6f8de6bb07afad409ad5c18a9f6452b7c456
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SHA512
208795b42cbc5757e95cfdf4943819fbbd3acee4a28a9b621aaa31523f3b902fb807ac0fd9e5bf92dd22fd636b08677b7528a75f24f20fd9734cf040f6ee672d
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SSDEEP
98304:n65yV67DZMITzfJ3oVQfoMhuwzprfPfmqwgIRS5o:65t2IPJTfotwzpjP/wgIRS5o
Malware Config
Signatures
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Glupteba payload 17 IoCs
resource yara_rule behavioral1/memory/1500-134-0x0000000002DF0000-0x00000000036DB000-memory.dmp family_glupteba behavioral1/memory/1500-151-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/1500-182-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/1096-216-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/1096-266-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/1096-269-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/4360-272-0x0000000003300000-0x0000000003BEB000-memory.dmp family_glupteba behavioral1/memory/4360-312-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/4360-359-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/4360-369-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/4360-371-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/4360-375-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/4360-378-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/4360-381-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/4360-384-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/4360-386-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/4360-390-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba -
Modifies Windows Firewall 1 TTPs 1 IoCs
pid Process 1260 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 4360 csrss.exe 1512 injector.exe 1860 windefender.exe 3864 windefender.exe -
resource yara_rule behavioral1/files/0x000300000001e2d1-362.dat upx behavioral1/files/0x000300000001e2d1-363.dat upx behavioral1/memory/1860-364-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/files/0x000300000001e2d1-365.dat upx behavioral1/memory/1860-366-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3864-377-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 4a12a01a91440be97c37d61a631a6f8de6bb07afad409ad5c18a9f6452b7c456.exe Set value (str) \REGISTRY\USER\S-1-5-21-4238149048-355649189-894321705-1000\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 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 4a12a01a91440be97c37d61a631a6f8de6bb07afad409ad5c18a9f6452b7c456.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss 4a12a01a91440be97c37d61a631a6f8de6bb07afad409ad5c18a9f6452b7c456.exe File created C:\Windows\rss\csrss.exe 4a12a01a91440be97c37d61a631a6f8de6bb07afad409ad5c18a9f6452b7c456.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 4772 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 4128 schtasks.exe 768 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2062 = "North Korea Standard Time" 4a12a01a91440be97c37d61a631a6f8de6bb07afad409ad5c18a9f6452b7c456.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1042 = "Ulaanbaatar Standard Time" 4a12a01a91440be97c37d61a631a6f8de6bb07afad409ad5c18a9f6452b7c456.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing 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\C:\Windows\system32\,@tzres.dll,-982 = "Kamchatka Standard Time" 4a12a01a91440be97c37d61a631a6f8de6bb07afad409ad5c18a9f6452b7c456.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot 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,-2611 = "Bougainville Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-282 = "Central Europe Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-192 = "Mountain Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" powershell.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 (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2041 = "Eastern Daylight Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-1042 = "Ulaanbaatar Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-12 = "Azores Standard Time" 4a12a01a91440be97c37d61a631a6f8de6bb07afad409ad5c18a9f6452b7c456.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1412 = "Syria Standard Time" 4a12a01a91440be97c37d61a631a6f8de6bb07afad409ad5c18a9f6452b7c456.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\1e\52C64B7E\@tzres.dll,-651 = "AUS Central Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-722 = "Central Pacific Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-622 = "Korea Standard Time" 4a12a01a91440be97c37d61a631a6f8de6bb07afad409ad5c18a9f6452b7c456.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-891 = "Morocco Daylight Time" 4a12a01a91440be97c37d61a631a6f8de6bb07afad409ad5c18a9f6452b7c456.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" 4a12a01a91440be97c37d61a631a6f8de6bb07afad409ad5c18a9f6452b7c456.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2752 = "Tomsk Standard Time" 4a12a01a91440be97c37d61a631a6f8de6bb07afad409ad5c18a9f6452b7c456.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2512 = "Lord Howe Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2892 = "Sudan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-252 = "Dateline Standard Time" 4a12a01a91440be97c37d61a631a6f8de6bb07afad409ad5c18a9f6452b7c456.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs 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\1e\52C64B7E\@tzres.dll,-1892 = "Russia TZ 3 Standard Time" windefender.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\C:\Windows\system32\,@tzres.dll,-831 = "SA Eastern Daylight Time" 4a12a01a91440be97c37d61a631a6f8de6bb07afad409ad5c18a9f6452b7c456.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-1471 = "Magadan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-502 = "Nepal Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2431 = "Cuba Daylight Time" 4a12a01a91440be97c37d61a631a6f8de6bb07afad409ad5c18a9f6452b7c456.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-141 = "Canada Central Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-341 = "Egypt Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-501 = "Nepal Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-72 = "Newfoundland Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-652 = "AUS Central Standard Time" 4a12a01a91440be97c37d61a631a6f8de6bb07afad409ad5c18a9f6452b7c456.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-3051 = "Qyzylorda Daylight Time" 4a12a01a91440be97c37d61a631a6f8de6bb07afad409ad5c18a9f6452b7c456.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs 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,-492 = "India Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-291 = "Central European Daylight Time" 4a12a01a91440be97c37d61a631a6f8de6bb07afad409ad5c18a9f6452b7c456.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1722 = "Libya Standard Time" 4a12a01a91440be97c37d61a631a6f8de6bb07afad409ad5c18a9f6452b7c456.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-191 = "Mountain Daylight Time" 4a12a01a91440be97c37d61a631a6f8de6bb07afad409ad5c18a9f6452b7c456.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 1340 powershell.exe 1340 powershell.exe 1500 4a12a01a91440be97c37d61a631a6f8de6bb07afad409ad5c18a9f6452b7c456.exe 1500 4a12a01a91440be97c37d61a631a6f8de6bb07afad409ad5c18a9f6452b7c456.exe 1276 powershell.exe 1276 powershell.exe 1096 4a12a01a91440be97c37d61a631a6f8de6bb07afad409ad5c18a9f6452b7c456.exe 1096 4a12a01a91440be97c37d61a631a6f8de6bb07afad409ad5c18a9f6452b7c456.exe 1096 4a12a01a91440be97c37d61a631a6f8de6bb07afad409ad5c18a9f6452b7c456.exe 1096 4a12a01a91440be97c37d61a631a6f8de6bb07afad409ad5c18a9f6452b7c456.exe 1096 4a12a01a91440be97c37d61a631a6f8de6bb07afad409ad5c18a9f6452b7c456.exe 1096 4a12a01a91440be97c37d61a631a6f8de6bb07afad409ad5c18a9f6452b7c456.exe 1096 4a12a01a91440be97c37d61a631a6f8de6bb07afad409ad5c18a9f6452b7c456.exe 1096 4a12a01a91440be97c37d61a631a6f8de6bb07afad409ad5c18a9f6452b7c456.exe 1096 4a12a01a91440be97c37d61a631a6f8de6bb07afad409ad5c18a9f6452b7c456.exe 1096 4a12a01a91440be97c37d61a631a6f8de6bb07afad409ad5c18a9f6452b7c456.exe 3064 powershell.exe 3064 powershell.exe 4496 powershell.exe 4496 powershell.exe 4620 powershell.exe 4620 powershell.exe 2460 powershell.exe 2460 powershell.exe 1100 powershell.exe 1100 powershell.exe 1512 injector.exe 1512 injector.exe 1512 injector.exe 1512 injector.exe 1512 injector.exe 1512 injector.exe 4360 csrss.exe 4360 csrss.exe 1512 injector.exe 1512 injector.exe 1512 injector.exe 1512 injector.exe 1512 injector.exe 1512 injector.exe 4360 csrss.exe 4360 csrss.exe 1512 injector.exe 1512 injector.exe 4360 csrss.exe 4360 csrss.exe 1512 injector.exe 1512 injector.exe 1512 injector.exe 1512 injector.exe 1512 injector.exe 1512 injector.exe 1512 injector.exe 1512 injector.exe 1512 injector.exe 1512 injector.exe 1512 injector.exe 1512 injector.exe 1512 injector.exe 1512 injector.exe 1512 injector.exe 1512 injector.exe 1512 injector.exe 1512 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 1340 powershell.exe Token: SeDebugPrivilege 1500 4a12a01a91440be97c37d61a631a6f8de6bb07afad409ad5c18a9f6452b7c456.exe Token: SeImpersonatePrivilege 1500 4a12a01a91440be97c37d61a631a6f8de6bb07afad409ad5c18a9f6452b7c456.exe Token: SeDebugPrivilege 1276 powershell.exe Token: SeDebugPrivilege 3064 powershell.exe Token: SeDebugPrivilege 4496 powershell.exe Token: SeDebugPrivilege 4620 powershell.exe Token: SeDebugPrivilege 2460 powershell.exe Token: SeDebugPrivilege 1100 powershell.exe Token: SeSystemEnvironmentPrivilege 4360 csrss.exe Token: SeSecurityPrivilege 4772 sc.exe Token: SeSecurityPrivilege 4772 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 1500 wrote to memory of 1340 1500 4a12a01a91440be97c37d61a631a6f8de6bb07afad409ad5c18a9f6452b7c456.exe 84 PID 1500 wrote to memory of 1340 1500 4a12a01a91440be97c37d61a631a6f8de6bb07afad409ad5c18a9f6452b7c456.exe 84 PID 1500 wrote to memory of 1340 1500 4a12a01a91440be97c37d61a631a6f8de6bb07afad409ad5c18a9f6452b7c456.exe 84 PID 1096 wrote to memory of 1276 1096 4a12a01a91440be97c37d61a631a6f8de6bb07afad409ad5c18a9f6452b7c456.exe 89 PID 1096 wrote to memory of 1276 1096 4a12a01a91440be97c37d61a631a6f8de6bb07afad409ad5c18a9f6452b7c456.exe 89 PID 1096 wrote to memory of 1276 1096 4a12a01a91440be97c37d61a631a6f8de6bb07afad409ad5c18a9f6452b7c456.exe 89 PID 1096 wrote to memory of 1048 1096 4a12a01a91440be97c37d61a631a6f8de6bb07afad409ad5c18a9f6452b7c456.exe 91 PID 1096 wrote to memory of 1048 1096 4a12a01a91440be97c37d61a631a6f8de6bb07afad409ad5c18a9f6452b7c456.exe 91 PID 1048 wrote to memory of 1260 1048 cmd.exe 93 PID 1048 wrote to memory of 1260 1048 cmd.exe 93 PID 1096 wrote to memory of 3064 1096 4a12a01a91440be97c37d61a631a6f8de6bb07afad409ad5c18a9f6452b7c456.exe 95 PID 1096 wrote to memory of 3064 1096 4a12a01a91440be97c37d61a631a6f8de6bb07afad409ad5c18a9f6452b7c456.exe 95 PID 1096 wrote to memory of 3064 1096 4a12a01a91440be97c37d61a631a6f8de6bb07afad409ad5c18a9f6452b7c456.exe 95 PID 1096 wrote to memory of 4496 1096 4a12a01a91440be97c37d61a631a6f8de6bb07afad409ad5c18a9f6452b7c456.exe 97 PID 1096 wrote to memory of 4496 1096 4a12a01a91440be97c37d61a631a6f8de6bb07afad409ad5c18a9f6452b7c456.exe 97 PID 1096 wrote to memory of 4496 1096 4a12a01a91440be97c37d61a631a6f8de6bb07afad409ad5c18a9f6452b7c456.exe 97 PID 1096 wrote to memory of 4360 1096 4a12a01a91440be97c37d61a631a6f8de6bb07afad409ad5c18a9f6452b7c456.exe 102 PID 1096 wrote to memory of 4360 1096 4a12a01a91440be97c37d61a631a6f8de6bb07afad409ad5c18a9f6452b7c456.exe 102 PID 1096 wrote to memory of 4360 1096 4a12a01a91440be97c37d61a631a6f8de6bb07afad409ad5c18a9f6452b7c456.exe 102 PID 4360 wrote to memory of 4620 4360 csrss.exe 105 PID 4360 wrote to memory of 4620 4360 csrss.exe 105 PID 4360 wrote to memory of 4620 4360 csrss.exe 105 PID 4360 wrote to memory of 2460 4360 csrss.exe 110 PID 4360 wrote to memory of 2460 4360 csrss.exe 110 PID 4360 wrote to memory of 2460 4360 csrss.exe 110 PID 4360 wrote to memory of 1100 4360 csrss.exe 113 PID 4360 wrote to memory of 1100 4360 csrss.exe 113 PID 4360 wrote to memory of 1100 4360 csrss.exe 113 PID 4360 wrote to memory of 1512 4360 csrss.exe 115 PID 4360 wrote to memory of 1512 4360 csrss.exe 115 PID 1860 wrote to memory of 1584 1860 windefender.exe 121 PID 1860 wrote to memory of 1584 1860 windefender.exe 121 PID 1860 wrote to memory of 1584 1860 windefender.exe 121 PID 1584 wrote to memory of 4772 1584 cmd.exe 122 PID 1584 wrote to memory of 4772 1584 cmd.exe 122 PID 1584 wrote to memory of 4772 1584 cmd.exe 122 -
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\4a12a01a91440be97c37d61a631a6f8de6bb07afad409ad5c18a9f6452b7c456.exe"C:\Users\Admin\AppData\Local\Temp\4a12a01a91440be97c37d61a631a6f8de6bb07afad409ad5c18a9f6452b7c456.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1500 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1340
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C:\Users\Admin\AppData\Local\Temp\4a12a01a91440be97c37d61a631a6f8de6bb07afad409ad5c18a9f6452b7c456.exe"C:\Users\Admin\AppData\Local\Temp\4a12a01a91440be97c37d61a631a6f8de6bb07afad409ad5c18a9f6452b7c456.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:1096 -
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:1276
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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:1048 -
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:1260
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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:3064
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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:4496
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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:4360 -
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:4620
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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:768
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:1292
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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:2460
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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:1100
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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:1512
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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:4128
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1860 -
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:1584 -
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:4772
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:3864
Network
MITRE ATT&CK Enterprise v6
Replay 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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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
MD5a05791299581fd161841e7883b0e8ad6
SHA1b1d02a59964cc85950ad5ada2135f21e979a601a
SHA256e7b3260c72e2bfe0e4f74468baad3ec1b5a0dfe0eda67d5038f7f46c4c835bc6
SHA512d5dea6e856134d4841e218c79b457c991228fd334afd40c96a551330397e6db07d39c7be1583c03d3a778920b850dc016318fa649f35bf46707c337377008f14
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5850764a06e957e7ea3bdd4914b033140
SHA1e9338c010e35b4e1e928022d80e6c27b5597bae4
SHA256eb69e8e762f5148969c012b80a1d0fba86b2a6346770722b2610d21b97d24361
SHA51223ac0b05d05be227ffa930716bc258bc00539c096213a7cf91d144366e12fac8bb7190e67630585cdf0f573b729859382866615409d4117e196bf5ec5b71ff57
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5e646b7f845f8a17dcd9e4a37021675a6
SHA12ed9499eb6ab717574062539371384b995bf038c
SHA2567dc3788333e9460be5f302c71553909d1eade10e87674aa1fc8371f39a484e46
SHA5126a27f1dfcb5de5c129c178290c81b4676fa5973760d1e8e9a09891c9b01cb9988810f3f54575d35a85c3a332601adedb7b9dfe810ed142aed26271eae0449dd8
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5712b1d140d274097ae71f43c4b9b032e
SHA186cf17cc1102eab109c7f790e4ada74ed2db1dfd
SHA2565813c0dff6677ee658036bb3cccff391ab0069a4bc039cdc25663eb3fa46a192
SHA512e82e563eee7d175017261aa706d02f86cfce6c5eefdb59c981bd09765c7d1aac6cf4faff0af96a2f60b3ad66d9b71db33d44b06d77454111aa7e56eaef479919
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5550d29f25e3df39a6ec0ba98988bd543
SHA197865123d33548669d1e63b07482b03d672b863c
SHA256596000bf7bf3a5ea42979315e118e7247815f1c7e274dff1345549a68e007973
SHA512d845e3b724db078062744a29502f2388d788624fa9c3d26f4c31a72b163c2cd53fb0ed730875a5e2f2ae046ce1db446f3d615c5a8c52c24245a469474e7ae854
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Filesize
4.1MB
MD5e85e1543dd5139fb7da279567a87358a
SHA1c2a07d4388734a6b7516b21be786f9c18c097ab0
SHA2564a12a01a91440be97c37d61a631a6f8de6bb07afad409ad5c18a9f6452b7c456
SHA512208795b42cbc5757e95cfdf4943819fbbd3acee4a28a9b621aaa31523f3b902fb807ac0fd9e5bf92dd22fd636b08677b7528a75f24f20fd9734cf040f6ee672d
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Filesize
4.1MB
MD5e85e1543dd5139fb7da279567a87358a
SHA1c2a07d4388734a6b7516b21be786f9c18c097ab0
SHA2564a12a01a91440be97c37d61a631a6f8de6bb07afad409ad5c18a9f6452b7c456
SHA512208795b42cbc5757e95cfdf4943819fbbd3acee4a28a9b621aaa31523f3b902fb807ac0fd9e5bf92dd22fd636b08677b7528a75f24f20fd9734cf040f6ee672d
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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