Analysis
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max time kernel
149s -
max time network
132s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
15-05-2024 15:14
Static task
static1
Behavioral task
behavioral1
Sample
eb00a4ce951ec47964dfa30070eb9ebe429c90e44585e8878afbde76b3799135.exe
Resource
win10v2004-20240426-en
General
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Target
eb00a4ce951ec47964dfa30070eb9ebe429c90e44585e8878afbde76b3799135.exe
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Size
4.1MB
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MD5
60ce4b5a82eb7916d6909e29dd7f8178
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SHA1
b0166f15533bdd19d2588cb52fc146e79750982e
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SHA256
eb00a4ce951ec47964dfa30070eb9ebe429c90e44585e8878afbde76b3799135
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SHA512
07c1783183e4f460566571f19258ed537c0a664d6757c9dc4f269c9b6918ecd6430848af362b7c5f4c606e078af86c473abe9e38134b0bd3d778d99a092bab32
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SSDEEP
98304:CoJ/zNpfNOjfVFQ/nccBDV6mYf0gdQtHi3wo8k3cC1G76/iQ:CgrNPOj9FQvccBDkmyddxD3VFiQ
Malware Config
Signatures
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Glupteba payload 19 IoCs
resource yara_rule behavioral1/memory/1592-2-0x0000000004BD0000-0x00000000054BB000-memory.dmp family_glupteba behavioral1/memory/1592-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1592-44-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral1/memory/1592-66-0x0000000004BD0000-0x00000000054BB000-memory.dmp family_glupteba behavioral1/memory/1592-136-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/940-135-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral1/memory/1592-134-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral1/memory/2736-216-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral1/memory/2736-227-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral1/memory/2736-230-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral1/memory/2736-234-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral1/memory/2736-239-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral1/memory/2736-243-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral1/memory/2736-247-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral1/memory/2736-250-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral1/memory/2736-254-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral1/memory/2736-259-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral1/memory/2736-263-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba behavioral1/memory/2736-267-0x0000000000400000-0x0000000002B0B000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 3988 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 2736 csrss.exe 3160 injector.exe 1696 windefender.exe 3984 windefender.exe -
resource yara_rule behavioral1/files/0x00100000000233a1-219.dat upx behavioral1/memory/1696-221-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1696-225-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3984-224-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3984-231-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3984-238-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3984-251-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" eb00a4ce951ec47964dfa30070eb9ebe429c90e44585e8878afbde76b3799135.exe Set value (str) \REGISTRY\USER\S-1-5-21-711569230-3659488422-571408806-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Manipulates WinMonFS driver. 1 IoCs
Roottkits write to WinMonFS to hide directories/files from being detected.
description ioc Process File opened for modification \??\WinMonFS csrss.exe -
Drops file in System32 directory 7 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe -
Checks for VirtualBox DLLs, possible anti-VM trick 1 TTPs 1 IoCs
Certain files are specific to VirtualBox VMs and can be used to detect execution in a VM.
description ioc Process File opened (read-only) \??\VBoxMiniRdrDN eb00a4ce951ec47964dfa30070eb9ebe429c90e44585e8878afbde76b3799135.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss eb00a4ce951ec47964dfa30070eb9ebe429c90e44585e8878afbde76b3799135.exe File created C:\Windows\rss\csrss.exe eb00a4ce951ec47964dfa30070eb9ebe429c90e44585e8878afbde76b3799135.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 4072 sc.exe -
pid Process 4740 powershell.exe 4228 powershell.exe 2712 powershell.exe 4740 powershell.exe 4680 powershell.exe 2768 powershell.exe 4824 powershell.exe -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 1732 schtasks.exe 1468 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-252 = "Dateline Standard Time" eb00a4ce951ec47964dfa30070eb9ebe429c90e44585e8878afbde76b3799135.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1831 = "Russia TZ 2 Daylight Time" eb00a4ce951ec47964dfa30070eb9ebe429c90e44585e8878afbde76b3799135.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\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\2a\52C64B7E\@tzres.dll,-252 = "Dateline Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2002 = "Cabo Verde Standard Time" eb00a4ce951ec47964dfa30070eb9ebe429c90e44585e8878afbde76b3799135.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-232 = "Hawaiian Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-681 = "E. Australia Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-364 = "Middle East Daylight Time" eb00a4ce951ec47964dfa30070eb9ebe429c90e44585e8878afbde76b3799135.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-791 = "SA Western Daylight Time" eb00a4ce951ec47964dfa30070eb9ebe429c90e44585e8878afbde76b3799135.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2571 = "Turks and Caicos Daylight Time" eb00a4ce951ec47964dfa30070eb9ebe429c90e44585e8878afbde76b3799135.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2451 = "Saint Pierre Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2571 = "Turks and Caicos Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-334 = "Jordan Daylight Time" eb00a4ce951ec47964dfa30070eb9ebe429c90e44585e8878afbde76b3799135.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1471 = "Magadan Daylight Time" eb00a4ce951ec47964dfa30070eb9ebe429c90e44585e8878afbde76b3799135.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root 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\2a\52C64B7E\@tzres.dll,-402 = "Arabic Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2432 = "Cuba Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2512 = "Lord Howe Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-371 = "Jerusalem Daylight Time" eb00a4ce951ec47964dfa30070eb9ebe429c90e44585e8878afbde76b3799135.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-591 = "Malay Peninsula Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2841 = "Saratov Daylight Time" eb00a4ce951ec47964dfa30070eb9ebe429c90e44585e8878afbde76b3799135.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2392 = "Aleutian Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2322 = "Sakhalin Standard Time" eb00a4ce951ec47964dfa30070eb9ebe429c90e44585e8878afbde76b3799135.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-241 = "Samoa Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-214 = "Pacific Daylight Time (Mexico)" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2612 = "Bougainville Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1832 = "Russia TZ 2 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2611 = "Bougainville Daylight Time" eb00a4ce951ec47964dfa30070eb9ebe429c90e44585e8878afbde76b3799135.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-291 = "Central European Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2431 = "Cuba Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-112 = "Eastern Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2592 = "Tocantins Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-211 = "Pacific Daylight Time" eb00a4ce951ec47964dfa30070eb9ebe429c90e44585e8878afbde76b3799135.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2342 = "Haiti Standard Time" eb00a4ce951ec47964dfa30070eb9ebe429c90e44585e8878afbde76b3799135.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1832 = "Russia TZ 2 Standard Time" eb00a4ce951ec47964dfa30070eb9ebe429c90e44585e8878afbde76b3799135.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2842 = "Saratov Standard Time" eb00a4ce951ec47964dfa30070eb9ebe429c90e44585e8878afbde76b3799135.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2341 = "Haiti Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1021 = "Bangladesh Daylight Time" eb00a4ce951ec47964dfa30070eb9ebe429c90e44585e8878afbde76b3799135.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-691 = "Tasmania Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-111 = "Eastern Daylight Time" eb00a4ce951ec47964dfa30070eb9ebe429c90e44585e8878afbde76b3799135.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-691 = "Tasmania Daylight Time" eb00a4ce951ec47964dfa30070eb9ebe429c90e44585e8878afbde76b3799135.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4740 powershell.exe 4740 powershell.exe 1592 eb00a4ce951ec47964dfa30070eb9ebe429c90e44585e8878afbde76b3799135.exe 1592 eb00a4ce951ec47964dfa30070eb9ebe429c90e44585e8878afbde76b3799135.exe 4680 powershell.exe 4680 powershell.exe 940 eb00a4ce951ec47964dfa30070eb9ebe429c90e44585e8878afbde76b3799135.exe 940 eb00a4ce951ec47964dfa30070eb9ebe429c90e44585e8878afbde76b3799135.exe 940 eb00a4ce951ec47964dfa30070eb9ebe429c90e44585e8878afbde76b3799135.exe 940 eb00a4ce951ec47964dfa30070eb9ebe429c90e44585e8878afbde76b3799135.exe 940 eb00a4ce951ec47964dfa30070eb9ebe429c90e44585e8878afbde76b3799135.exe 940 eb00a4ce951ec47964dfa30070eb9ebe429c90e44585e8878afbde76b3799135.exe 940 eb00a4ce951ec47964dfa30070eb9ebe429c90e44585e8878afbde76b3799135.exe 940 eb00a4ce951ec47964dfa30070eb9ebe429c90e44585e8878afbde76b3799135.exe 940 eb00a4ce951ec47964dfa30070eb9ebe429c90e44585e8878afbde76b3799135.exe 940 eb00a4ce951ec47964dfa30070eb9ebe429c90e44585e8878afbde76b3799135.exe 2768 powershell.exe 2768 powershell.exe 4824 powershell.exe 4824 powershell.exe 4740 powershell.exe 4740 powershell.exe 4228 powershell.exe 4228 powershell.exe 2712 powershell.exe 2712 powershell.exe 3160 injector.exe 3160 injector.exe 3160 injector.exe 3160 injector.exe 3160 injector.exe 3160 injector.exe 2736 csrss.exe 2736 csrss.exe 3160 injector.exe 3160 injector.exe 3160 injector.exe 3160 injector.exe 3160 injector.exe 3160 injector.exe 2736 csrss.exe 2736 csrss.exe 3160 injector.exe 3160 injector.exe 3160 injector.exe 3160 injector.exe 2736 csrss.exe 2736 csrss.exe 3160 injector.exe 3160 injector.exe 3160 injector.exe 3160 injector.exe 3160 injector.exe 3160 injector.exe 3160 injector.exe 3160 injector.exe 3160 injector.exe 3160 injector.exe 3160 injector.exe 3160 injector.exe 3160 injector.exe 3160 injector.exe 3160 injector.exe 3160 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 4740 powershell.exe Token: SeDebugPrivilege 1592 eb00a4ce951ec47964dfa30070eb9ebe429c90e44585e8878afbde76b3799135.exe Token: SeImpersonatePrivilege 1592 eb00a4ce951ec47964dfa30070eb9ebe429c90e44585e8878afbde76b3799135.exe Token: SeDebugPrivilege 4680 powershell.exe Token: SeDebugPrivilege 2768 powershell.exe Token: SeDebugPrivilege 4824 powershell.exe Token: SeDebugPrivilege 4740 powershell.exe Token: SeDebugPrivilege 4228 powershell.exe Token: SeDebugPrivilege 2712 powershell.exe Token: SeSystemEnvironmentPrivilege 2736 csrss.exe Token: SeSecurityPrivilege 4072 sc.exe Token: SeSecurityPrivilege 4072 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 1592 wrote to memory of 4740 1592 eb00a4ce951ec47964dfa30070eb9ebe429c90e44585e8878afbde76b3799135.exe 110 PID 1592 wrote to memory of 4740 1592 eb00a4ce951ec47964dfa30070eb9ebe429c90e44585e8878afbde76b3799135.exe 110 PID 1592 wrote to memory of 4740 1592 eb00a4ce951ec47964dfa30070eb9ebe429c90e44585e8878afbde76b3799135.exe 110 PID 940 wrote to memory of 4680 940 eb00a4ce951ec47964dfa30070eb9ebe429c90e44585e8878afbde76b3799135.exe 100 PID 940 wrote to memory of 4680 940 eb00a4ce951ec47964dfa30070eb9ebe429c90e44585e8878afbde76b3799135.exe 100 PID 940 wrote to memory of 4680 940 eb00a4ce951ec47964dfa30070eb9ebe429c90e44585e8878afbde76b3799135.exe 100 PID 940 wrote to memory of 4464 940 eb00a4ce951ec47964dfa30070eb9ebe429c90e44585e8878afbde76b3799135.exe 102 PID 940 wrote to memory of 4464 940 eb00a4ce951ec47964dfa30070eb9ebe429c90e44585e8878afbde76b3799135.exe 102 PID 4464 wrote to memory of 3988 4464 cmd.exe 104 PID 4464 wrote to memory of 3988 4464 cmd.exe 104 PID 940 wrote to memory of 2768 940 eb00a4ce951ec47964dfa30070eb9ebe429c90e44585e8878afbde76b3799135.exe 105 PID 940 wrote to memory of 2768 940 eb00a4ce951ec47964dfa30070eb9ebe429c90e44585e8878afbde76b3799135.exe 105 PID 940 wrote to memory of 2768 940 eb00a4ce951ec47964dfa30070eb9ebe429c90e44585e8878afbde76b3799135.exe 105 PID 940 wrote to memory of 4824 940 eb00a4ce951ec47964dfa30070eb9ebe429c90e44585e8878afbde76b3799135.exe 107 PID 940 wrote to memory of 4824 940 eb00a4ce951ec47964dfa30070eb9ebe429c90e44585e8878afbde76b3799135.exe 107 PID 940 wrote to memory of 4824 940 eb00a4ce951ec47964dfa30070eb9ebe429c90e44585e8878afbde76b3799135.exe 107 PID 940 wrote to memory of 2736 940 eb00a4ce951ec47964dfa30070eb9ebe429c90e44585e8878afbde76b3799135.exe 109 PID 940 wrote to memory of 2736 940 eb00a4ce951ec47964dfa30070eb9ebe429c90e44585e8878afbde76b3799135.exe 109 PID 940 wrote to memory of 2736 940 eb00a4ce951ec47964dfa30070eb9ebe429c90e44585e8878afbde76b3799135.exe 109 PID 2736 wrote to memory of 4740 2736 csrss.exe 110 PID 2736 wrote to memory of 4740 2736 csrss.exe 110 PID 2736 wrote to memory of 4740 2736 csrss.exe 110 PID 2736 wrote to memory of 4228 2736 csrss.exe 116 PID 2736 wrote to memory of 4228 2736 csrss.exe 116 PID 2736 wrote to memory of 4228 2736 csrss.exe 116 PID 2736 wrote to memory of 2712 2736 csrss.exe 119 PID 2736 wrote to memory of 2712 2736 csrss.exe 119 PID 2736 wrote to memory of 2712 2736 csrss.exe 119 PID 2736 wrote to memory of 3160 2736 csrss.exe 121 PID 2736 wrote to memory of 3160 2736 csrss.exe 121 PID 1696 wrote to memory of 432 1696 windefender.exe 128 PID 1696 wrote to memory of 432 1696 windefender.exe 128 PID 1696 wrote to memory of 432 1696 windefender.exe 128 PID 432 wrote to memory of 4072 432 cmd.exe 129 PID 432 wrote to memory of 4072 432 cmd.exe 129 PID 432 wrote to memory of 4072 432 cmd.exe 129 -
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\eb00a4ce951ec47964dfa30070eb9ebe429c90e44585e8878afbde76b3799135.exe"C:\Users\Admin\AppData\Local\Temp\eb00a4ce951ec47964dfa30070eb9ebe429c90e44585e8878afbde76b3799135.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1592 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4740
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C:\Users\Admin\AppData\Local\Temp\eb00a4ce951ec47964dfa30070eb9ebe429c90e44585e8878afbde76b3799135.exe"C:\Users\Admin\AppData\Local\Temp\eb00a4ce951ec47964dfa30070eb9ebe429c90e44585e8878afbde76b3799135.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:940 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4680
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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:4464 -
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:3988
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2768
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4824
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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:2736 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4740
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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:1732
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:4968
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4228
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2712
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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:3160
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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:1468
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1696 -
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:432 -
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:4072
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:3984
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
MD53d086a433708053f9bf9523e1d87a4e8
SHA1b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28
SHA2566f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69
SHA512931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5149a8376214c4780cb1edafc385e7d74
SHA17b9a57cfce56b691c443de2cfbd170519232f3c9
SHA256ea0c45301053f6f308302615fa29536f393e6c97fb9bf2fe19386d403818ee28
SHA51281283e78f0c8496aaa27cd5cc8ee25bfcbbe9058a778fafe794c4ce995967f2be96d90e387307f8749ff21f57e0b3b9c242ebbeb72f800fa1220c3006981e6ab
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD577536322fae32602d91d97e8c3008676
SHA1020e7a86b9e6c3e5c7814fc44471e09e08729c3e
SHA256f1e56524852d5c2d19c9d052582a4b45cbed226ce553d1ab087dcd61ec7a4cae
SHA512567b9aadf88cfbdf7e1dbbcbc401144be88defa0e3fa770a40a3ff801bb932faa523499deaa55b7d2454134370b2d5db3febe25ea62ea8a0712d1f2965cdc7fa
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD504cfa942599a279b01579c57da3e57e0
SHA10adcc1ce53b234b8ee716714995b12bff974b177
SHA2562caa55ad24f70d08213bea2a97b2a29cde2eff722aeabaa61a61a265c4a04e5d
SHA5121adb18aac1b01ccc8d11424f3565a4af4ddf579f53ce5cb08b3c66b7de241387a2455e0ef176c6b5c9aadfc0360b724584761f5eec3ed3097588aa3646010b78
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD561b36b9f6656f72350baf62cf081d60a
SHA1f86857a9f5a783a30b0eba9d33478a831f7a2a5f
SHA2565864b6280e568c356f54d5469f7a7dc63ebaf85fb168b21479bd1f012f4c8912
SHA51263838a6474883dd051d3ec1eb0af5c10bfd8310e62cbc7d293bd9674fceb0365abb12caccefd1de2a779e84dd3804412d2b620cef6d70c3119bc0a5578ea24ed
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD598882cd228844a87a36d43d217b45fe3
SHA1194e77447f5329e1131ecf7c2c0cc6e7aff4b263
SHA25607e1505d80902da8477f64b27956f4a949ec0c63bdbad262deb3607962b00398
SHA51227f54ba3444bc8b7c59d3487f8d705c3ffcfd481032c4dd99309701d8b6f18da16e083ca9c9520c4261e5ab9b147ab1fb130f4ab12aa2f70a67a3a49ab970087
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Filesize
4.1MB
MD560ce4b5a82eb7916d6909e29dd7f8178
SHA1b0166f15533bdd19d2588cb52fc146e79750982e
SHA256eb00a4ce951ec47964dfa30070eb9ebe429c90e44585e8878afbde76b3799135
SHA51207c1783183e4f460566571f19258ed537c0a664d6757c9dc4f269c9b6918ecd6430848af362b7c5f4c606e078af86c473abe9e38134b0bd3d778d99a092bab32
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec