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Analysis
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max time kernel
150s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20240412-en -
resource tags
arch:x64arch:x86image:win10v2004-20240412-enlocale:en-usos:windows10-2004-x64system -
submitted
25/04/2024, 15:48
Static task
static1
Behavioral task
behavioral1
Sample
e7c763314b52206d45e84b2707a4460d9e2c60c87fd2b930eef586bf421f6f45.exe
Resource
win10v2004-20240412-en
General
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Target
e7c763314b52206d45e84b2707a4460d9e2c60c87fd2b930eef586bf421f6f45.exe
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Size
4.1MB
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MD5
38dfc87eeda13dd9f589bda016427b55
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SHA1
510dd660f82b867728b3cf7dbabcf51a1c4a2fc5
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SHA256
e7c763314b52206d45e84b2707a4460d9e2c60c87fd2b930eef586bf421f6f45
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SHA512
97dd6959765fb2e44d7020ed99a596bdc7e2ddf8076818342586998638b013aac43db1460f3759092a0aa3f4b69f88b056c4835b9b7b8a22762bfdaf2892a3b6
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SSDEEP
98304:ixMvDlpZvb8ZK6Pm1OqC68DUZP3t+NAeQDD60jtf0ZJUQwpesMAQ2H/nDo:iOpbkK6P76wCP3t+NMK0jtGJUQwpe8n0
Malware Config
Signatures
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Glupteba payload 17 IoCs
resource yara_rule behavioral1/memory/2344-2-0x0000000005130000-0x0000000005A1B000-memory.dmp family_glupteba behavioral1/memory/2344-3-0x0000000000400000-0x0000000003005000-memory.dmp family_glupteba behavioral1/memory/2344-55-0x0000000000400000-0x0000000003005000-memory.dmp family_glupteba behavioral1/memory/2344-56-0x0000000005130000-0x0000000005A1B000-memory.dmp family_glupteba behavioral1/memory/3676-58-0x0000000000400000-0x0000000003005000-memory.dmp family_glupteba behavioral1/memory/3676-108-0x0000000000400000-0x0000000003005000-memory.dmp family_glupteba behavioral1/memory/3676-157-0x0000000000400000-0x0000000003005000-memory.dmp family_glupteba behavioral1/memory/2368-194-0x0000000000400000-0x0000000003005000-memory.dmp family_glupteba behavioral1/memory/2368-260-0x0000000000400000-0x0000000003005000-memory.dmp family_glupteba behavioral1/memory/2368-269-0x0000000000400000-0x0000000003005000-memory.dmp family_glupteba behavioral1/memory/2368-271-0x0000000000400000-0x0000000003005000-memory.dmp family_glupteba behavioral1/memory/2368-273-0x0000000000400000-0x0000000003005000-memory.dmp family_glupteba behavioral1/memory/2368-275-0x0000000000400000-0x0000000003005000-memory.dmp family_glupteba behavioral1/memory/2368-277-0x0000000000400000-0x0000000003005000-memory.dmp family_glupteba behavioral1/memory/2368-279-0x0000000000400000-0x0000000003005000-memory.dmp family_glupteba behavioral1/memory/2368-281-0x0000000000400000-0x0000000003005000-memory.dmp family_glupteba behavioral1/memory/2368-283-0x0000000000400000-0x0000000003005000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 516 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 2368 csrss.exe 4152 injector.exe 2612 windefender.exe 4660 windefender.exe -
resource yara_rule behavioral1/files/0x000a000000023460-263.dat upx behavioral1/memory/2612-268-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4660-270-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4660-274-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-259785868-298165991-4178590326-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe Set value (str) \REGISTRY\USER\S-1-5-21-259785868-298165991-4178590326-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" e7c763314b52206d45e84b2707a4460d9e2c60c87fd2b930eef586bf421f6f45.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 e7c763314b52206d45e84b2707a4460d9e2c60c87fd2b930eef586bf421f6f45.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\rss e7c763314b52206d45e84b2707a4460d9e2c60c87fd2b930eef586bf421f6f45.exe File created C:\Windows\rss\csrss.exe e7c763314b52206d45e84b2707a4460d9e2c60c87fd2b930eef586bf421f6f45.exe File created 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 4944 sc.exe -
Program crash 2 IoCs
pid pid_target Process procid_target 3252 2344 WerFault.exe 84 4616 2344 WerFault.exe 84 -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 3692 schtasks.exe 4664 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-841 = "Argentina Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-141 = "Canada Central Daylight Time" e7c763314b52206d45e84b2707a4460d9e2c60c87fd2b930eef586bf421f6f45.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-541 = "Myanmar Daylight Time" e7c763314b52206d45e84b2707a4460d9e2c60c87fd2b930eef586bf421f6f45.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-72 = "Newfoundland Standard Time" e7c763314b52206d45e84b2707a4460d9e2c60c87fd2b930eef586bf421f6f45.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-832 = "SA Eastern Standard Time" e7c763314b52206d45e84b2707a4460d9e2c60c87fd2b930eef586bf421f6f45.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-1842 = "Russia TZ 4 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2342 = "Haiti Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-432 = "Iran Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-192 = "Mountain Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-741 = "New Zealand Daylight Time" e7c763314b52206d45e84b2707a4460d9e2c60c87fd2b930eef586bf421f6f45.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-142 = "Canada Central Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2941 = "Sao Tome Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-41 = "E. South America Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\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\26\52C64B7E\@tzres.dll,-452 = "Caucasus Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-721 = "Central Pacific Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-361 = "GTB Daylight Time" e7c763314b52206d45e84b2707a4460d9e2c60c87fd2b930eef586bf421f6f45.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2161 = "Altai Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-291 = "Central European Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-191 = "Mountain Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2412 = "Marquesas Standard Time" e7c763314b52206d45e84b2707a4460d9e2c60c87fd2b930eef586bf421f6f45.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-272 = "Greenwich Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2061 = "North Korea Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2591 = "Tocantins Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-2141 = "Transbaikal Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-442 = "Arabian Standard Time" e7c763314b52206d45e84b2707a4460d9e2c60c87fd2b930eef586bf421f6f45.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-2612 = "Bougainville Standard Time" e7c763314b52206d45e84b2707a4460d9e2c60c87fd2b930eef586bf421f6f45.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-511 = "Central Asia Daylight Time" e7c763314b52206d45e84b2707a4460d9e2c60c87fd2b930eef586bf421f6f45.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-112 = "Eastern Standard Time" e7c763314b52206d45e84b2707a4460d9e2c60c87fd2b930eef586bf421f6f45.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-532 = "Sri Lanka Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-751 = "Tonga Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-272 = "Greenwich Standard Time" e7c763314b52206d45e84b2707a4460d9e2c60c87fd2b930eef586bf421f6f45.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-772 = "Montevideo Standard Time" e7c763314b52206d45e84b2707a4460d9e2c60c87fd2b930eef586bf421f6f45.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\C:\Windows\system32\,@tzres.dll,-601 = "Taipei Daylight Time" e7c763314b52206d45e84b2707a4460d9e2c60c87fd2b930eef586bf421f6f45.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-222 = "Alaskan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-722 = "Central Pacific Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-572 = "China Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-412 = "E. Africa Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\26\52C64B7E\@tzres.dll,-1911 = "Russia TZ 10 Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4696 powershell.exe 4696 powershell.exe 2344 e7c763314b52206d45e84b2707a4460d9e2c60c87fd2b930eef586bf421f6f45.exe 2344 e7c763314b52206d45e84b2707a4460d9e2c60c87fd2b930eef586bf421f6f45.exe 3528 powershell.exe 3528 powershell.exe 3528 powershell.exe 3676 e7c763314b52206d45e84b2707a4460d9e2c60c87fd2b930eef586bf421f6f45.exe 3676 e7c763314b52206d45e84b2707a4460d9e2c60c87fd2b930eef586bf421f6f45.exe 3676 e7c763314b52206d45e84b2707a4460d9e2c60c87fd2b930eef586bf421f6f45.exe 3676 e7c763314b52206d45e84b2707a4460d9e2c60c87fd2b930eef586bf421f6f45.exe 3676 e7c763314b52206d45e84b2707a4460d9e2c60c87fd2b930eef586bf421f6f45.exe 3676 e7c763314b52206d45e84b2707a4460d9e2c60c87fd2b930eef586bf421f6f45.exe 3676 e7c763314b52206d45e84b2707a4460d9e2c60c87fd2b930eef586bf421f6f45.exe 3676 e7c763314b52206d45e84b2707a4460d9e2c60c87fd2b930eef586bf421f6f45.exe 3676 e7c763314b52206d45e84b2707a4460d9e2c60c87fd2b930eef586bf421f6f45.exe 3676 e7c763314b52206d45e84b2707a4460d9e2c60c87fd2b930eef586bf421f6f45.exe 2580 powershell.exe 2580 powershell.exe 2580 powershell.exe 3000 powershell.exe 3000 powershell.exe 3000 powershell.exe 3764 powershell.exe 3764 powershell.exe 3764 powershell.exe 2576 powershell.exe 2576 powershell.exe 2576 powershell.exe 4412 powershell.exe 4412 powershell.exe 4412 powershell.exe 4152 injector.exe 4152 injector.exe 4152 injector.exe 4152 injector.exe 4152 injector.exe 4152 injector.exe 2368 csrss.exe 2368 csrss.exe 4152 injector.exe 4152 injector.exe 4152 injector.exe 4152 injector.exe 4152 injector.exe 4152 injector.exe 2368 csrss.exe 2368 csrss.exe 4152 injector.exe 4152 injector.exe 4152 injector.exe 4152 injector.exe 4152 injector.exe 4152 injector.exe 2368 csrss.exe 2368 csrss.exe 4152 injector.exe 4152 injector.exe 4152 injector.exe 4152 injector.exe 4152 injector.exe 4152 injector.exe 4152 injector.exe 4152 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 4696 powershell.exe Token: SeDebugPrivilege 2344 e7c763314b52206d45e84b2707a4460d9e2c60c87fd2b930eef586bf421f6f45.exe Token: SeImpersonatePrivilege 2344 e7c763314b52206d45e84b2707a4460d9e2c60c87fd2b930eef586bf421f6f45.exe Token: SeDebugPrivilege 3528 powershell.exe Token: SeDebugPrivilege 2580 powershell.exe Token: SeDebugPrivilege 3000 powershell.exe Token: SeDebugPrivilege 3764 powershell.exe Token: SeDebugPrivilege 2576 powershell.exe Token: SeDebugPrivilege 4412 powershell.exe Token: SeSystemEnvironmentPrivilege 2368 csrss.exe Token: SeSecurityPrivilege 4944 sc.exe Token: SeSecurityPrivilege 4944 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2344 wrote to memory of 4696 2344 e7c763314b52206d45e84b2707a4460d9e2c60c87fd2b930eef586bf421f6f45.exe 89 PID 2344 wrote to memory of 4696 2344 e7c763314b52206d45e84b2707a4460d9e2c60c87fd2b930eef586bf421f6f45.exe 89 PID 2344 wrote to memory of 4696 2344 e7c763314b52206d45e84b2707a4460d9e2c60c87fd2b930eef586bf421f6f45.exe 89 PID 3676 wrote to memory of 3528 3676 e7c763314b52206d45e84b2707a4460d9e2c60c87fd2b930eef586bf421f6f45.exe 108 PID 3676 wrote to memory of 3528 3676 e7c763314b52206d45e84b2707a4460d9e2c60c87fd2b930eef586bf421f6f45.exe 108 PID 3676 wrote to memory of 3528 3676 e7c763314b52206d45e84b2707a4460d9e2c60c87fd2b930eef586bf421f6f45.exe 108 PID 3676 wrote to memory of 632 3676 e7c763314b52206d45e84b2707a4460d9e2c60c87fd2b930eef586bf421f6f45.exe 110 PID 3676 wrote to memory of 632 3676 e7c763314b52206d45e84b2707a4460d9e2c60c87fd2b930eef586bf421f6f45.exe 110 PID 632 wrote to memory of 516 632 cmd.exe 112 PID 632 wrote to memory of 516 632 cmd.exe 112 PID 3676 wrote to memory of 2580 3676 e7c763314b52206d45e84b2707a4460d9e2c60c87fd2b930eef586bf421f6f45.exe 113 PID 3676 wrote to memory of 2580 3676 e7c763314b52206d45e84b2707a4460d9e2c60c87fd2b930eef586bf421f6f45.exe 113 PID 3676 wrote to memory of 2580 3676 e7c763314b52206d45e84b2707a4460d9e2c60c87fd2b930eef586bf421f6f45.exe 113 PID 3676 wrote to memory of 3000 3676 e7c763314b52206d45e84b2707a4460d9e2c60c87fd2b930eef586bf421f6f45.exe 116 PID 3676 wrote to memory of 3000 3676 e7c763314b52206d45e84b2707a4460d9e2c60c87fd2b930eef586bf421f6f45.exe 116 PID 3676 wrote to memory of 3000 3676 e7c763314b52206d45e84b2707a4460d9e2c60c87fd2b930eef586bf421f6f45.exe 116 PID 3676 wrote to memory of 2368 3676 e7c763314b52206d45e84b2707a4460d9e2c60c87fd2b930eef586bf421f6f45.exe 118 PID 3676 wrote to memory of 2368 3676 e7c763314b52206d45e84b2707a4460d9e2c60c87fd2b930eef586bf421f6f45.exe 118 PID 3676 wrote to memory of 2368 3676 e7c763314b52206d45e84b2707a4460d9e2c60c87fd2b930eef586bf421f6f45.exe 118 PID 2368 wrote to memory of 3764 2368 csrss.exe 121 PID 2368 wrote to memory of 3764 2368 csrss.exe 121 PID 2368 wrote to memory of 3764 2368 csrss.exe 121 PID 2368 wrote to memory of 2576 2368 csrss.exe 127 PID 2368 wrote to memory of 2576 2368 csrss.exe 127 PID 2368 wrote to memory of 2576 2368 csrss.exe 127 PID 2368 wrote to memory of 4412 2368 csrss.exe 129 PID 2368 wrote to memory of 4412 2368 csrss.exe 129 PID 2368 wrote to memory of 4412 2368 csrss.exe 129 PID 2368 wrote to memory of 4152 2368 csrss.exe 131 PID 2368 wrote to memory of 4152 2368 csrss.exe 131 PID 2612 wrote to memory of 2864 2612 windefender.exe 137 PID 2612 wrote to memory of 2864 2612 windefender.exe 137 PID 2612 wrote to memory of 2864 2612 windefender.exe 137 PID 2864 wrote to memory of 4944 2864 cmd.exe 138 PID 2864 wrote to memory of 4944 2864 cmd.exe 138 PID 2864 wrote to memory of 4944 2864 cmd.exe 138 -
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\e7c763314b52206d45e84b2707a4460d9e2c60c87fd2b930eef586bf421f6f45.exe"C:\Users\Admin\AppData\Local\Temp\e7c763314b52206d45e84b2707a4460d9e2c60c87fd2b930eef586bf421f6f45.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2344 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4696
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C:\Users\Admin\AppData\Local\Temp\e7c763314b52206d45e84b2707a4460d9e2c60c87fd2b930eef586bf421f6f45.exe"C:\Users\Admin\AppData\Local\Temp\e7c763314b52206d45e84b2707a4460d9e2c60c87fd2b930eef586bf421f6f45.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:3676 -
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:3528
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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:632 -
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:516
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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:2580
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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:3000
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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:2368 -
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:3764
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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:3692
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:4952
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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:2576
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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:4412
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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:4152
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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:4664
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2612 -
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:2864 -
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:4944
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2344 -s 6562⤵
- Program crash
PID:3252
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 2344 -s 9322⤵
- Program crash
PID:4616
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 2344 -ip 23441⤵PID:3768
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 528 -p 2344 -ip 23441⤵PID:4548
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:4660
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Replay Monitor
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Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
281KB
MD5d98e33b66343e7c96158444127a117f6
SHA1bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA2565de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
SHA512705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
Filesize2KB
MD5968cb9309758126772781b83adb8a28f
SHA18da30e71accf186b2ba11da1797cf67f8f78b47c
SHA25692099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
SHA5124bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5b7e84e99ca09e8b0059bf39a07493ff6
SHA118dd77c41ba726510cefbd157b0fd626966a2f31
SHA25655050e9a355b8c8643bd2f9c5422a4c489392789f8cdee4c8edad8b363e84703
SHA512ad2f6998427db93f38337a8bf09fcbf9966103984715f2857d413cffabb06d656dc6d68501043284bd6bc84df44baa42fc8119e05837e02da41c533ad663d635
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5c5cd47aec8328a7f9c7f4a1f2cf1e80d
SHA104593d04e565b77f39d597278eafa91d00321952
SHA256481791c838801f97a913b25c165cc7e3bb8b5c607036126cb3b2a077821ab1c3
SHA5121c60e40e222702e277c05ea1dde80136ab98fe8790ced170321d96f783d419ba9237a77fa046ac0d4771181446f7a7eb0b996cadec48290aeb79e99de03a8999
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD558ab7b94e3095a02e855d0857f362af0
SHA126c76552f5023d835e4b8e5b83f3b781ddc21cb9
SHA25683ec062870c6db65132220d127e22ab8415f03789ba4a02c4459733ac242500c
SHA512016acb7b5301afb352c91273d1af99a06a3abe86172f977db7e1adcb53cedc9fad15079804a3ac557ac648d14588231e249dfe6b5577cb6af8c5098b60ff46c5
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5b6a355b0c0cb4d4327fbf81364a077ea
SHA1ce90f7e624d6c9fb4e471ba21bd960255d94c14f
SHA25611eeadab706adaccc631ec36f75b89d00e827449dfbb33a6024594cc3093f349
SHA5122e13af504966613397da2177fcbe966b36ab794e446c3936f404d0fe52aa0feed9ef5e27973bd2d819bf069f34cb907319e8adac13a4906b8d527f2b8b3acf89
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5f1e313276f0006feea3808a351953acc
SHA19fa8395328bc1290383751c7832a20e0cb7be612
SHA256f45048cdb7d4374e3b25cdc80b6bdf11550ec788a2df8b9eb928d0ff1c987ce1
SHA5120925f8cd91c39648386559a031a9cc66d0c61fe04b1deb6f0bfb99e42116f7210386f25f20bd0618e9b0d4817689f2874d05ff0cc1c55321ce8b0073c50c91cc
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Filesize
4.1MB
MD538dfc87eeda13dd9f589bda016427b55
SHA1510dd660f82b867728b3cf7dbabcf51a1c4a2fc5
SHA256e7c763314b52206d45e84b2707a4460d9e2c60c87fd2b930eef586bf421f6f45
SHA51297dd6959765fb2e44d7020ed99a596bdc7e2ddf8076818342586998638b013aac43db1460f3759092a0aa3f4b69f88b056c4835b9b7b8a22762bfdaf2892a3b6
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec