Analysis
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max time kernel
150s -
max time network
130s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
16/05/2024, 19:19
Static task
static1
Behavioral task
behavioral1
Sample
e0252e89a57eeaece544f05b836574635ae2b367676375e61a1f0c77bf4ad2b9.exe
Resource
win10v2004-20240508-en
General
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Target
e0252e89a57eeaece544f05b836574635ae2b367676375e61a1f0c77bf4ad2b9.exe
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Size
4.1MB
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MD5
c5057a1186a5c04bacf88136463e62af
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SHA1
9e1486e9948fd2fb275b3b0e568e65500aa5b0e0
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SHA256
e0252e89a57eeaece544f05b836574635ae2b367676375e61a1f0c77bf4ad2b9
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SHA512
42acc2b05faf5f15a97b23cd6b158fce6f661372e56dfabdfd93db3014842257a65c71463c8ba8670d26b40489812e4373e0ee0d2675bdbc57c86893ab1b8f96
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SSDEEP
98304:AafxS+/KFMRhUpFC/J2Pi0cUKp/eH4HXqRotZhpRBIVvLyjL:A4KGRhU7CB2KZRm43qRo3hpTjL
Malware Config
Signatures
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Glupteba payload 15 IoCs
resource yara_rule behavioral1/memory/4484-50-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/5012-143-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1388-215-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1388-218-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1388-229-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1388-232-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1388-235-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1388-238-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1388-241-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1388-244-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1388-247-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1388-250-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1388-253-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1388-256-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1388-259-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 60 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 1388 csrss.exe 1640 injector.exe 4424 windefender.exe 1784 windefender.exe -
resource yara_rule behavioral1/files/0x00080000000233d5-221.dat upx behavioral1/memory/4424-222-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1784-225-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4424-227-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1784-230-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1784-236-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe Set value (str) \REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" e0252e89a57eeaece544f05b836574635ae2b367676375e61a1f0c77bf4ad2b9.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 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 -
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 e0252e89a57eeaece544f05b836574635ae2b367676375e61a1f0c77bf4ad2b9.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss e0252e89a57eeaece544f05b836574635ae2b367676375e61a1f0c77bf4ad2b9.exe File created C:\Windows\rss\csrss.exe e0252e89a57eeaece544f05b836574635ae2b367676375e61a1f0c77bf4ad2b9.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 4544 sc.exe -
pid Process 3800 powershell.exe 1556 powershell.exe 1592 powershell.exe 3820 powershell.exe 3640 powershell.exe 2396 powershell.exe 2844 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 1488 schtasks.exe 4512 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,-2491 = "Aus Central W. Daylight Time" e0252e89a57eeaece544f05b836574635ae2b367676375e61a1f0c77bf4ad2b9.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2321 = "Sakhalin Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates 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\2a\52C64B7E\@tzres.dll,-2511 = "Lord Howe Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-3141 = "South Sudan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-152 = "Central America Standard Time" e0252e89a57eeaece544f05b836574635ae2b367676375e61a1f0c77bf4ad2b9.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-632 = "Tokyo Standard Time" e0252e89a57eeaece544f05b836574635ae2b367676375e61a1f0c77bf4ad2b9.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA 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\2a\52C64B7E\@tzres.dll,-335 = "Jordan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-961 = "Paraguay Daylight Time" e0252e89a57eeaece544f05b836574635ae2b367676375e61a1f0c77bf4ad2b9.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed 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,-741 = "New Zealand Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root 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\2a\52C64B7E\@tzres.dll,-401 = "Arabic Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2792 = "Novosibirsk Standard Time" e0252e89a57eeaece544f05b836574635ae2b367676375e61a1f0c77bf4ad2b9.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-215 = "Pacific Standard Time (Mexico)" e0252e89a57eeaece544f05b836574635ae2b367676375e61a1f0c77bf4ad2b9.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2322 = "Sakhalin Standard Time" e0252e89a57eeaece544f05b836574635ae2b367676375e61a1f0c77bf4ad2b9.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\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\2a\52C64B7E\@tzres.dll,-1021 = "Bangladesh Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1912 = "Russia TZ 10 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1892 = "Russia TZ 3 Standard Time" windefender.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-51 = "Greenland Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-661 = "Cen. Australia Daylight Time" e0252e89a57eeaece544f05b836574635ae2b367676375e61a1f0c77bf4ad2b9.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-384 = "Namibia Daylight Time" e0252e89a57eeaece544f05b836574635ae2b367676375e61a1f0c77bf4ad2b9.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-201 = "US Mountain Daylight Time" e0252e89a57eeaece544f05b836574635ae2b367676375e61a1f0c77bf4ad2b9.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 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,-32 = "Mid-Atlantic Standard 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 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2532 = "Chatham Islands Standard Time" e0252e89a57eeaece544f05b836574635ae2b367676375e61a1f0c77bf4ad2b9.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1841 = "Russia TZ 4 Daylight Time" e0252e89a57eeaece544f05b836574635ae2b367676375e61a1f0c77bf4ad2b9.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.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\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2162 = "Altai Standard Time" e0252e89a57eeaece544f05b836574635ae2b367676375e61a1f0c77bf4ad2b9.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-392 = "Arab Standard Time" e0252e89a57eeaece544f05b836574635ae2b367676375e61a1f0c77bf4ad2b9.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-12 = "Azores Standard Time" e0252e89a57eeaece544f05b836574635ae2b367676375e61a1f0c77bf4ad2b9.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.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\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-222 = "Alaskan Standard Time" e0252e89a57eeaece544f05b836574635ae2b367676375e61a1f0c77bf4ad2b9.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-351 = "FLE Daylight Time" e0252e89a57eeaece544f05b836574635ae2b367676375e61a1f0c77bf4ad2b9.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-742 = "New Zealand Standard Time" e0252e89a57eeaece544f05b836574635ae2b367676375e61a1f0c77bf4ad2b9.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2391 = "Aleutian Daylight Time" windefender.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,-372 = "Jerusalem Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1801 = "Line Islands Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-71 = "Newfoundland Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-331 = "E. Europe Daylight Time" windefender.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 3800 powershell.exe 3800 powershell.exe 4484 e0252e89a57eeaece544f05b836574635ae2b367676375e61a1f0c77bf4ad2b9.exe 4484 e0252e89a57eeaece544f05b836574635ae2b367676375e61a1f0c77bf4ad2b9.exe 1556 powershell.exe 1556 powershell.exe 5012 e0252e89a57eeaece544f05b836574635ae2b367676375e61a1f0c77bf4ad2b9.exe 5012 e0252e89a57eeaece544f05b836574635ae2b367676375e61a1f0c77bf4ad2b9.exe 5012 e0252e89a57eeaece544f05b836574635ae2b367676375e61a1f0c77bf4ad2b9.exe 5012 e0252e89a57eeaece544f05b836574635ae2b367676375e61a1f0c77bf4ad2b9.exe 5012 e0252e89a57eeaece544f05b836574635ae2b367676375e61a1f0c77bf4ad2b9.exe 5012 e0252e89a57eeaece544f05b836574635ae2b367676375e61a1f0c77bf4ad2b9.exe 5012 e0252e89a57eeaece544f05b836574635ae2b367676375e61a1f0c77bf4ad2b9.exe 5012 e0252e89a57eeaece544f05b836574635ae2b367676375e61a1f0c77bf4ad2b9.exe 5012 e0252e89a57eeaece544f05b836574635ae2b367676375e61a1f0c77bf4ad2b9.exe 5012 e0252e89a57eeaece544f05b836574635ae2b367676375e61a1f0c77bf4ad2b9.exe 1592 powershell.exe 1592 powershell.exe 3820 powershell.exe 3820 powershell.exe 3640 powershell.exe 3640 powershell.exe 2396 powershell.exe 2396 powershell.exe 2844 powershell.exe 2844 powershell.exe 1640 injector.exe 1640 injector.exe 1640 injector.exe 1640 injector.exe 1640 injector.exe 1640 injector.exe 1640 injector.exe 1640 injector.exe 1388 csrss.exe 1388 csrss.exe 1640 injector.exe 1640 injector.exe 1640 injector.exe 1640 injector.exe 1388 csrss.exe 1388 csrss.exe 1640 injector.exe 1640 injector.exe 1640 injector.exe 1640 injector.exe 1640 injector.exe 1640 injector.exe 1640 injector.exe 1640 injector.exe 1388 csrss.exe 1388 csrss.exe 1640 injector.exe 1640 injector.exe 1640 injector.exe 1640 injector.exe 1640 injector.exe 1640 injector.exe 1640 injector.exe 1640 injector.exe 1640 injector.exe 1640 injector.exe 1640 injector.exe 1640 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 3800 powershell.exe Token: SeDebugPrivilege 4484 e0252e89a57eeaece544f05b836574635ae2b367676375e61a1f0c77bf4ad2b9.exe Token: SeImpersonatePrivilege 4484 e0252e89a57eeaece544f05b836574635ae2b367676375e61a1f0c77bf4ad2b9.exe Token: SeDebugPrivilege 1556 powershell.exe Token: SeDebugPrivilege 1592 powershell.exe Token: SeDebugPrivilege 3820 powershell.exe Token: SeDebugPrivilege 3640 powershell.exe Token: SeDebugPrivilege 2396 powershell.exe Token: SeDebugPrivilege 2844 powershell.exe Token: SeSystemEnvironmentPrivilege 1388 csrss.exe Token: SeSecurityPrivilege 4544 sc.exe Token: SeSecurityPrivilege 4544 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 4484 wrote to memory of 3800 4484 e0252e89a57eeaece544f05b836574635ae2b367676375e61a1f0c77bf4ad2b9.exe 84 PID 4484 wrote to memory of 3800 4484 e0252e89a57eeaece544f05b836574635ae2b367676375e61a1f0c77bf4ad2b9.exe 84 PID 4484 wrote to memory of 3800 4484 e0252e89a57eeaece544f05b836574635ae2b367676375e61a1f0c77bf4ad2b9.exe 84 PID 5012 wrote to memory of 1556 5012 e0252e89a57eeaece544f05b836574635ae2b367676375e61a1f0c77bf4ad2b9.exe 92 PID 5012 wrote to memory of 1556 5012 e0252e89a57eeaece544f05b836574635ae2b367676375e61a1f0c77bf4ad2b9.exe 92 PID 5012 wrote to memory of 1556 5012 e0252e89a57eeaece544f05b836574635ae2b367676375e61a1f0c77bf4ad2b9.exe 92 PID 5012 wrote to memory of 4836 5012 e0252e89a57eeaece544f05b836574635ae2b367676375e61a1f0c77bf4ad2b9.exe 95 PID 5012 wrote to memory of 4836 5012 e0252e89a57eeaece544f05b836574635ae2b367676375e61a1f0c77bf4ad2b9.exe 95 PID 4836 wrote to memory of 60 4836 cmd.exe 97 PID 4836 wrote to memory of 60 4836 cmd.exe 97 PID 5012 wrote to memory of 1592 5012 e0252e89a57eeaece544f05b836574635ae2b367676375e61a1f0c77bf4ad2b9.exe 98 PID 5012 wrote to memory of 1592 5012 e0252e89a57eeaece544f05b836574635ae2b367676375e61a1f0c77bf4ad2b9.exe 98 PID 5012 wrote to memory of 1592 5012 e0252e89a57eeaece544f05b836574635ae2b367676375e61a1f0c77bf4ad2b9.exe 98 PID 5012 wrote to memory of 3820 5012 e0252e89a57eeaece544f05b836574635ae2b367676375e61a1f0c77bf4ad2b9.exe 101 PID 5012 wrote to memory of 3820 5012 e0252e89a57eeaece544f05b836574635ae2b367676375e61a1f0c77bf4ad2b9.exe 101 PID 5012 wrote to memory of 3820 5012 e0252e89a57eeaece544f05b836574635ae2b367676375e61a1f0c77bf4ad2b9.exe 101 PID 5012 wrote to memory of 1388 5012 e0252e89a57eeaece544f05b836574635ae2b367676375e61a1f0c77bf4ad2b9.exe 103 PID 5012 wrote to memory of 1388 5012 e0252e89a57eeaece544f05b836574635ae2b367676375e61a1f0c77bf4ad2b9.exe 103 PID 5012 wrote to memory of 1388 5012 e0252e89a57eeaece544f05b836574635ae2b367676375e61a1f0c77bf4ad2b9.exe 103 PID 1388 wrote to memory of 3640 1388 csrss.exe 104 PID 1388 wrote to memory of 3640 1388 csrss.exe 104 PID 1388 wrote to memory of 3640 1388 csrss.exe 104 PID 1388 wrote to memory of 2396 1388 csrss.exe 109 PID 1388 wrote to memory of 2396 1388 csrss.exe 109 PID 1388 wrote to memory of 2396 1388 csrss.exe 109 PID 1388 wrote to memory of 2844 1388 csrss.exe 112 PID 1388 wrote to memory of 2844 1388 csrss.exe 112 PID 1388 wrote to memory of 2844 1388 csrss.exe 112 PID 1388 wrote to memory of 1640 1388 csrss.exe 114 PID 1388 wrote to memory of 1640 1388 csrss.exe 114 PID 4424 wrote to memory of 5108 4424 windefender.exe 121 PID 4424 wrote to memory of 5108 4424 windefender.exe 121 PID 4424 wrote to memory of 5108 4424 windefender.exe 121 PID 5108 wrote to memory of 4544 5108 cmd.exe 122 PID 5108 wrote to memory of 4544 5108 cmd.exe 122 PID 5108 wrote to memory of 4544 5108 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\e0252e89a57eeaece544f05b836574635ae2b367676375e61a1f0c77bf4ad2b9.exe"C:\Users\Admin\AppData\Local\Temp\e0252e89a57eeaece544f05b836574635ae2b367676375e61a1f0c77bf4ad2b9.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4484 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3800
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C:\Users\Admin\AppData\Local\Temp\e0252e89a57eeaece544f05b836574635ae2b367676375e61a1f0c77bf4ad2b9.exe"C:\Users\Admin\AppData\Local\Temp\e0252e89a57eeaece544f05b836574635ae2b367676375e61a1f0c77bf4ad2b9.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:5012 -
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:1556
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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:4836 -
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:60
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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:1592
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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:3820
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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:1388 -
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:3640
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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:1488
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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
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2396
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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:2844
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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:1640
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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:4512
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4424 -
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:5108 -
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:4544
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:1784
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
MD59c73baf979f57398e8170f8ecfbd3fe6
SHA169e14ed6be345d5073f1f7818b8d39431de08ddf
SHA2567ab389b2850918af5816ae33cbaacdbae29088b4cad5bb840c78733763e809f4
SHA5123b97d028fbef072a6ca1d633fef3890d0196fbd6ebb890b7700a940746604b517d9935356f8c77b2524fd9acda9f2887a906ac7cf33ab498630e70eb0eba1d47
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD50561b92616cfb853c65045e35b217192
SHA15be7360a3b5c262d27dcf1b1bd7892ee705329f0
SHA256e494be38499c5273c20f0571d5f375de60976d1a01df23dee7dfdee36ce29c55
SHA51257ad2ef7284731e60d5e74baa4d8e44a89260d955ebe9dde4adc197ce64a0a93b341e1d7ff38f50d7249a85183d0930ed4695b639ec7c328e43f02988a34f0a2
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD516cb27051f7747a5d4f1e4c85f607995
SHA163b0f0be4dd4a0832eefb3e8f23419ab5b434079
SHA2562fd9ea7070e21b51d6834e4e69acc1f81106ff2ce3297bb9645fcb1704ac9563
SHA5124cf106d7ff7dc7b35d4043c2603c9c36f6acf09be85edd25398b01e0b9dc759e97b01f50e0bac752cac9c9d7b1a38b8170ef6381ffc6360883ca1a0119778507
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5520b0da354392519c970f2c04a82c21b
SHA10c88ef5ee507bb7b0b0ad2a8f964f01b7171b69b
SHA2560dde82a78ef0ffe854d69493706e9068a6a5e6f820f6d47ae5b0b97ef84cec40
SHA512020788273f5479b7a81ff2f301bee44a8b6175484bef0fa7e7bb2f47ca9c962e516dc57741ba91917f88d59153e1655d33b571014c218ed066207e9c5e149801
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5f70c9be2595bb43dc36d6fcf2d909532
SHA14045034abad4f778bafc93d4f3ded18f0bdc0966
SHA256d733509979c69d5016738770cc7e59939ffa4087a5e9a7dcb81409eaed81d3e9
SHA51215700d3a2f782aef51c8b3c17636e3f7d3a1fc78c061e69a6d5859c7fdb7e6d0bb9284810f63373322f8b3a17a8c5d64c784ff6c5b3eeb7b119a6676d28f8664
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Filesize
4.1MB
MD5c5057a1186a5c04bacf88136463e62af
SHA19e1486e9948fd2fb275b3b0e568e65500aa5b0e0
SHA256e0252e89a57eeaece544f05b836574635ae2b367676375e61a1f0c77bf4ad2b9
SHA51242acc2b05faf5f15a97b23cd6b158fce6f661372e56dfabdfd93db3014842257a65c71463c8ba8670d26b40489812e4373e0ee0d2675bdbc57c86893ab1b8f96
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec