Analysis
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max time kernel
153s -
max time network
153s -
platform
windows10-2004_x64 -
resource
win10v2004-20230915-en -
resource tags
arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system -
submitted
07-10-2023 10:39
Static task
static1
Behavioral task
behavioral1
Sample
NEAS.07a439238a6469a0f08cb9361653666dfd4300e831865ef7d310583e0627c615_JC.exe
Resource
win7-20230831-en
General
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Target
NEAS.07a439238a6469a0f08cb9361653666dfd4300e831865ef7d310583e0627c615_JC.exe
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Size
4.2MB
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MD5
6e51406ad8b40f1364e552742aeb0034
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SHA1
3ae4a1fad5b3181c1baaf4846197ce5798abc440
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SHA256
07a439238a6469a0f08cb9361653666dfd4300e831865ef7d310583e0627c615
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SHA512
51e2c08ade67f7f8f34e24326db8e5253d77a6e3f7697ea2700b67f6e97cf58c928fef02fbda9f43a5f961c7d4ee4e96fac93ae97ac9f2dfd08ded7bb56ba53d
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SSDEEP
98304:TWU7HlrDwRZ0+KBeShMQHFvtFfDyuWMiv+SQrotS3SfH/+Rh:TnbKrD1ZOFvrn1i+J0+yq
Malware Config
Signatures
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Glupteba payload 18 IoCs
resource yara_rule behavioral2/memory/2776-2-0x0000000004A50000-0x000000000533B000-memory.dmp family_glupteba behavioral2/memory/2776-3-0x0000000000400000-0x0000000002667000-memory.dmp family_glupteba behavioral2/memory/2776-29-0x0000000004A50000-0x000000000533B000-memory.dmp family_glupteba behavioral2/memory/2776-48-0x0000000000400000-0x0000000002667000-memory.dmp family_glupteba behavioral2/memory/2776-57-0x0000000000400000-0x0000000002667000-memory.dmp family_glupteba behavioral2/memory/4036-60-0x0000000000400000-0x0000000002667000-memory.dmp family_glupteba behavioral2/memory/4036-92-0x00000000042A0000-0x000000000469B000-memory.dmp family_glupteba behavioral2/memory/4036-104-0x0000000000400000-0x0000000002667000-memory.dmp family_glupteba behavioral2/memory/4036-121-0x0000000000400000-0x0000000002667000-memory.dmp family_glupteba behavioral2/memory/4036-155-0x0000000000400000-0x0000000002667000-memory.dmp family_glupteba behavioral2/memory/4440-222-0x0000000000400000-0x0000000002667000-memory.dmp family_glupteba behavioral2/memory/4440-257-0x0000000000400000-0x0000000002667000-memory.dmp family_glupteba behavioral2/memory/4440-266-0x0000000000400000-0x0000000002667000-memory.dmp family_glupteba behavioral2/memory/4440-268-0x0000000000400000-0x0000000002667000-memory.dmp family_glupteba behavioral2/memory/4440-270-0x0000000000400000-0x0000000002667000-memory.dmp family_glupteba behavioral2/memory/4440-272-0x0000000000400000-0x0000000002667000-memory.dmp family_glupteba behavioral2/memory/4440-274-0x0000000000400000-0x0000000002667000-memory.dmp family_glupteba behavioral2/memory/4440-282-0x0000000000400000-0x0000000002667000-memory.dmp family_glupteba -
Modifies Windows Firewall 1 TTPs 1 IoCs
pid Process 996 netsh.exe -
Executes dropped EXE 5 IoCs
pid Process 4440 csrss.exe 460 injector.exe 2104 windefender.exe 2968 windefender.exe 4568 f801950a962ddba14caaa44bf084b55c.exe -
resource yara_rule behavioral2/files/0x0007000000023221-261.dat upx behavioral2/files/0x0007000000023221-260.dat upx behavioral2/files/0x0007000000023221-263.dat upx behavioral2/memory/2104-265-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/2968-267-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/2968-273-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/files/0x000b00000002323f-278.dat upx behavioral2/files/0x000b00000002323f-279.dat upx behavioral2/memory/2968-281-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/4568-283-0x0000000000400000-0x0000000000C25000-memory.dmp upx behavioral2/memory/4568-285-0x0000000000400000-0x0000000000C25000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2890696111-2332180956-3312704074-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" NEAS.07a439238a6469a0f08cb9361653666dfd4300e831865ef7d310583e0627c615_JC.exe Set value (str) \REGISTRY\USER\S-1-5-21-2890696111-2332180956-3312704074-1000\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 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 NEAS.07a439238a6469a0f08cb9361653666dfd4300e831865ef7d310583e0627c615_JC.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File created C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\rss NEAS.07a439238a6469a0f08cb9361653666dfd4300e831865ef7d310583e0627c615_JC.exe File created C:\Windows\rss\csrss.exe NEAS.07a439238a6469a0f08cb9361653666dfd4300e831865ef7d310583e0627c615_JC.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 4832 sc.exe -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 740 schtasks.exe 728 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2771 = "Omsk Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2321 = "Sakhalin Daylight Time" NEAS.07a439238a6469a0f08cb9361653666dfd4300e831865ef7d310583e0627c615_JC.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs 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\1e\52C64B7E\@tzres.dll,-431 = "Iran Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-1931 = "Russia TZ 11 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-622 = "Korea Standard Time" NEAS.07a439238a6469a0f08cb9361653666dfd4300e831865ef7d310583e0627c615_JC.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2791 = "Novosibirsk Daylight Time" NEAS.07a439238a6469a0f08cb9361653666dfd4300e831865ef7d310583e0627c615_JC.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-71 = "Newfoundland Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2842 = "Saratov Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2612 = "Bougainville Standard Time" NEAS.07a439238a6469a0f08cb9361653666dfd4300e831865ef7d310583e0627c615_JC.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2531 = "Chatham Islands Daylight Time" NEAS.07a439238a6469a0f08cb9361653666dfd4300e831865ef7d310583e0627c615_JC.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2001 = "Cabo Verde Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-731 = "Fiji Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-212 = "Pacific Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust powershell.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\1e\52C64B7E\@tzres.dll,-962 = "Paraguay Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-122 = "SA Pacific Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-181 = "Mountain Daylight Time (Mexico)" NEAS.07a439238a6469a0f08cb9361653666dfd4300e831865ef7d310583e0627c615_JC.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-122 = "SA Pacific Standard Time" NEAS.07a439238a6469a0f08cb9361653666dfd4300e831865ef7d310583e0627c615_JC.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.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 Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-335 = "Jordan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-1411 = "Syria Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-401 = "Arabic Daylight Time" NEAS.07a439238a6469a0f08cb9361653666dfd4300e831865ef7d310583e0627c615_JC.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2892 = "Sudan Standard Time" NEAS.07a439238a6469a0f08cb9361653666dfd4300e831865ef7d310583e0627c615_JC.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates 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\1e\52C64B7E\@tzres.dll,-961 = "Paraguay Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-682 = "E. Australia Standard Time" NEAS.07a439238a6469a0f08cb9361653666dfd4300e831865ef7d310583e0627c615_JC.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1472 = "Magadan Standard Time" NEAS.07a439238a6469a0f08cb9361653666dfd4300e831865ef7d310583e0627c615_JC.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-462 = "Afghanistan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-661 = "Cen. Australia Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-592 = "Malay Peninsula Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-211 = "Pacific Daylight Time" NEAS.07a439238a6469a0f08cb9361653666dfd4300e831865ef7d310583e0627c615_JC.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-571 = "China Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-232 = "Hawaiian Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2512 = "Lord Howe Standard Time" NEAS.07a439238a6469a0f08cb9361653666dfd4300e831865ef7d310583e0627c615_JC.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-365 = "Middle East Standard Time" NEAS.07a439238a6469a0f08cb9361653666dfd4300e831865ef7d310583e0627c615_JC.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1832 = "Russia TZ 2 Standard Time" NEAS.07a439238a6469a0f08cb9361653666dfd4300e831865ef7d310583e0627c615_JC.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-104 = "Central Brazilian Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-572 = "China Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-231 = "Hawaiian Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-622 = "Korea Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-772 = "Montevideo Standard Time" windefender.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2568 powershell.exe 2568 powershell.exe 2776 NEAS.07a439238a6469a0f08cb9361653666dfd4300e831865ef7d310583e0627c615_JC.exe 2776 NEAS.07a439238a6469a0f08cb9361653666dfd4300e831865ef7d310583e0627c615_JC.exe 328 powershell.exe 328 powershell.exe 328 powershell.exe 4036 NEAS.07a439238a6469a0f08cb9361653666dfd4300e831865ef7d310583e0627c615_JC.exe 4036 NEAS.07a439238a6469a0f08cb9361653666dfd4300e831865ef7d310583e0627c615_JC.exe 4036 NEAS.07a439238a6469a0f08cb9361653666dfd4300e831865ef7d310583e0627c615_JC.exe 4036 NEAS.07a439238a6469a0f08cb9361653666dfd4300e831865ef7d310583e0627c615_JC.exe 4036 NEAS.07a439238a6469a0f08cb9361653666dfd4300e831865ef7d310583e0627c615_JC.exe 4036 NEAS.07a439238a6469a0f08cb9361653666dfd4300e831865ef7d310583e0627c615_JC.exe 4036 NEAS.07a439238a6469a0f08cb9361653666dfd4300e831865ef7d310583e0627c615_JC.exe 4036 NEAS.07a439238a6469a0f08cb9361653666dfd4300e831865ef7d310583e0627c615_JC.exe 4036 NEAS.07a439238a6469a0f08cb9361653666dfd4300e831865ef7d310583e0627c615_JC.exe 4036 NEAS.07a439238a6469a0f08cb9361653666dfd4300e831865ef7d310583e0627c615_JC.exe 2452 powershell.exe 2452 powershell.exe 2452 powershell.exe 2036 powershell.exe 2036 powershell.exe 2036 powershell.exe 1320 powershell.exe 1320 powershell.exe 1320 powershell.exe 2736 powershell.exe 2736 powershell.exe 2736 powershell.exe 3476 powershell.exe 3476 powershell.exe 3476 powershell.exe 460 injector.exe 460 injector.exe 460 injector.exe 460 injector.exe 460 injector.exe 460 injector.exe 460 injector.exe 460 injector.exe 4440 csrss.exe 4440 csrss.exe 460 injector.exe 460 injector.exe 460 injector.exe 460 injector.exe 460 injector.exe 460 injector.exe 4440 csrss.exe 4440 csrss.exe 460 injector.exe 460 injector.exe 460 injector.exe 460 injector.exe 4440 csrss.exe 4440 csrss.exe 460 injector.exe 460 injector.exe 460 injector.exe 460 injector.exe 460 injector.exe 460 injector.exe 460 injector.exe 460 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 2568 powershell.exe Token: SeDebugPrivilege 2776 NEAS.07a439238a6469a0f08cb9361653666dfd4300e831865ef7d310583e0627c615_JC.exe Token: SeImpersonatePrivilege 2776 NEAS.07a439238a6469a0f08cb9361653666dfd4300e831865ef7d310583e0627c615_JC.exe Token: SeDebugPrivilege 328 powershell.exe Token: SeDebugPrivilege 2452 powershell.exe Token: SeDebugPrivilege 2036 powershell.exe Token: SeDebugPrivilege 1320 powershell.exe Token: SeDebugPrivilege 2736 powershell.exe Token: SeDebugPrivilege 3476 powershell.exe Token: SeSystemEnvironmentPrivilege 4440 csrss.exe Token: SeSecurityPrivilege 4832 sc.exe Token: SeSecurityPrivilege 4832 sc.exe -
Suspicious use of WriteProcessMemory 39 IoCs
description pid Process procid_target PID 2776 wrote to memory of 2568 2776 NEAS.07a439238a6469a0f08cb9361653666dfd4300e831865ef7d310583e0627c615_JC.exe 87 PID 2776 wrote to memory of 2568 2776 NEAS.07a439238a6469a0f08cb9361653666dfd4300e831865ef7d310583e0627c615_JC.exe 87 PID 2776 wrote to memory of 2568 2776 NEAS.07a439238a6469a0f08cb9361653666dfd4300e831865ef7d310583e0627c615_JC.exe 87 PID 4036 wrote to memory of 328 4036 NEAS.07a439238a6469a0f08cb9361653666dfd4300e831865ef7d310583e0627c615_JC.exe 98 PID 4036 wrote to memory of 328 4036 NEAS.07a439238a6469a0f08cb9361653666dfd4300e831865ef7d310583e0627c615_JC.exe 98 PID 4036 wrote to memory of 328 4036 NEAS.07a439238a6469a0f08cb9361653666dfd4300e831865ef7d310583e0627c615_JC.exe 98 PID 4036 wrote to memory of 2984 4036 NEAS.07a439238a6469a0f08cb9361653666dfd4300e831865ef7d310583e0627c615_JC.exe 102 PID 4036 wrote to memory of 2984 4036 NEAS.07a439238a6469a0f08cb9361653666dfd4300e831865ef7d310583e0627c615_JC.exe 102 PID 2984 wrote to memory of 996 2984 cmd.exe 123 PID 2984 wrote to memory of 996 2984 cmd.exe 123 PID 4036 wrote to memory of 2452 4036 NEAS.07a439238a6469a0f08cb9361653666dfd4300e831865ef7d310583e0627c615_JC.exe 105 PID 4036 wrote to memory of 2452 4036 NEAS.07a439238a6469a0f08cb9361653666dfd4300e831865ef7d310583e0627c615_JC.exe 105 PID 4036 wrote to memory of 2452 4036 NEAS.07a439238a6469a0f08cb9361653666dfd4300e831865ef7d310583e0627c615_JC.exe 105 PID 4036 wrote to memory of 2036 4036 NEAS.07a439238a6469a0f08cb9361653666dfd4300e831865ef7d310583e0627c615_JC.exe 109 PID 4036 wrote to memory of 2036 4036 NEAS.07a439238a6469a0f08cb9361653666dfd4300e831865ef7d310583e0627c615_JC.exe 109 PID 4036 wrote to memory of 2036 4036 NEAS.07a439238a6469a0f08cb9361653666dfd4300e831865ef7d310583e0627c615_JC.exe 109 PID 4036 wrote to memory of 4440 4036 NEAS.07a439238a6469a0f08cb9361653666dfd4300e831865ef7d310583e0627c615_JC.exe 110 PID 4036 wrote to memory of 4440 4036 NEAS.07a439238a6469a0f08cb9361653666dfd4300e831865ef7d310583e0627c615_JC.exe 110 PID 4036 wrote to memory of 4440 4036 NEAS.07a439238a6469a0f08cb9361653666dfd4300e831865ef7d310583e0627c615_JC.exe 110 PID 4440 wrote to memory of 1320 4440 csrss.exe 112 PID 4440 wrote to memory of 1320 4440 csrss.exe 112 PID 4440 wrote to memory of 1320 4440 csrss.exe 112 PID 4440 wrote to memory of 2736 4440 csrss.exe 115 PID 4440 wrote to memory of 2736 4440 csrss.exe 115 PID 4440 wrote to memory of 2736 4440 csrss.exe 115 PID 4440 wrote to memory of 3476 4440 csrss.exe 120 PID 4440 wrote to memory of 3476 4440 csrss.exe 120 PID 4440 wrote to memory of 3476 4440 csrss.exe 120 PID 4440 wrote to memory of 460 4440 csrss.exe 122 PID 4440 wrote to memory of 460 4440 csrss.exe 122 PID 2104 wrote to memory of 1004 2104 windefender.exe 130 PID 2104 wrote to memory of 1004 2104 windefender.exe 130 PID 2104 wrote to memory of 1004 2104 windefender.exe 130 PID 1004 wrote to memory of 4832 1004 cmd.exe 129 PID 1004 wrote to memory of 4832 1004 cmd.exe 129 PID 1004 wrote to memory of 4832 1004 cmd.exe 129 PID 4440 wrote to memory of 4568 4440 csrss.exe 132 PID 4440 wrote to memory of 4568 4440 csrss.exe 132 PID 4440 wrote to memory of 4568 4440 csrss.exe 132 -
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\NEAS.07a439238a6469a0f08cb9361653666dfd4300e831865ef7d310583e0627c615_JC.exe"C:\Users\Admin\AppData\Local\Temp\NEAS.07a439238a6469a0f08cb9361653666dfd4300e831865ef7d310583e0627c615_JC.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2776 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2568
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C:\Users\Admin\AppData\Local\Temp\NEAS.07a439238a6469a0f08cb9361653666dfd4300e831865ef7d310583e0627c615_JC.exe"C:\Users\Admin\AppData\Local\Temp\NEAS.07a439238a6469a0f08cb9361653666dfd4300e831865ef7d310583e0627c615_JC.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:4036 -
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:328
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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:2984 -
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:996
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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:2452
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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:2036
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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:4440 -
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:1320
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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:740
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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:2736
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:3348
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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:3476
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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:460 -
C:\Windows\System32\Conhost.exe\??\C:\Windows\system32\conhost.exe 0xffffffff -ForceV15⤵PID:996
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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:728
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2104 -
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:1004
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C:\Users\Admin\AppData\Local\Temp\csrss\f801950a962ddba14caaa44bf084b55c.exeC:\Users\Admin\AppData\Local\Temp\csrss\f801950a962ddba14caaa44bf084b55c.exe4⤵
- Executes dropped EXE
PID:4568 -
C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn "csrss" /f5⤵PID:4232
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn "ScheduledUpdate" /f5⤵PID:4268
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:2968
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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)1⤵
- Launches sc.exe
- Suspicious use of AdjustPrivilegeToken
PID:4832
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Replay Monitor
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Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
3.2MB
MD5f801950a962ddba14caaa44bf084b55c
SHA17cadc9076121297428442785536ba0df2d4ae996
SHA256c3946ec89e15b24b743c46f9acacb58cff47da63f3ce2799d71ed90496b8891f
SHA5124183bc76bdc84fb779e2e573d9a63d7de47096b63b945f9e335bee95ae28eb208f5ee15f6501ac59623b97c5b77f3455ca313512e7d9803e1704ae22a52459c5
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Filesize
3.2MB
MD5f801950a962ddba14caaa44bf084b55c
SHA17cadc9076121297428442785536ba0df2d4ae996
SHA256c3946ec89e15b24b743c46f9acacb58cff47da63f3ce2799d71ed90496b8891f
SHA5124183bc76bdc84fb779e2e573d9a63d7de47096b63b945f9e335bee95ae28eb208f5ee15f6501ac59623b97c5b77f3455ca313512e7d9803e1704ae22a52459c5
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Filesize
99KB
MD509031a062610d77d685c9934318b4170
SHA1880f744184e7774f3d14c1bb857e21cc7fe89a6d
SHA256778bd69af403df3c4e074c31b3850d71bf0e64524bea4272a802ca9520b379dd
SHA5129a276e1f0f55d35f2bf38eb093464f7065bdd30a660e6d1c62eed5e76d1fb2201567b89d9ae65d2d89dc99b142159e36fb73be8d5e08252a975d50544a7cda27
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Filesize
281KB
MD5d98e33b66343e7c96158444127a117f6
SHA1bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA2565de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
SHA512705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
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Filesize
281KB
MD5d98e33b66343e7c96158444127a117f6
SHA1bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA2565de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
SHA512705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
Filesize2KB
MD5968cb9309758126772781b83adb8a28f
SHA18da30e71accf186b2ba11da1797cf67f8f78b47c
SHA25692099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
SHA5124bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD50cb4b8ec46dc72bf39a503650908f5c2
SHA17fc581641031e38c811bba52b928d7ba850c9739
SHA25673f216721c210b54f1d0c380e28befb7fd445e8bd64f7fc739c892b71c0a8cbe
SHA512fc0931cc23dad99b80c917b3cc9b9e5bbdc23e874b2f77feefb91aa376395fb60436d3a3c468f0fad03d5fb5584b6c43be17c2965559217f4e4bcf8eb1aec3b0
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD530f9f082b6af7f1370b662a0e90eae2b
SHA1e9039ee26ffee1fb142a2edb16df362284ae44d8
SHA2563d5ec69c3e16824d25ad20d8fff41bf319cf7a6f446f0d042542a44e7cae0f4b
SHA51233a6bc6580060eb7c9f0a030e9fa77bcd49c77e2bdceca2328fcc83a49c7b74caeaf0ab7edde8379b86ee095c070fffa1dd7d964de726776fdd5a41c5ef98efc
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5c5566df20e65652a87be595f31f2981d
SHA1a219c7205bc8f89aefc72a3bf9886cac1b4ab058
SHA256b897680e7ffa5f75be2c43bfacac6d2d172289dee2eda2786779f64c882fcae5
SHA512d50aa965bf7ff417cff40095f64c6ea849d2c78770646fe5bfd47e0d9bf0bfdd23b73bf301c8d4fe615b76b8e7429a90f1283b30b0c20c8c515c47e33b10aabf
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5fb6a11e9e069218eee85683b2d5e7ca0
SHA1ae1e36dec809b26c33f506392a22ccfca3109599
SHA256bdb830d3a76bf2273999cc96cf90ceba872370838833c459c17f2a720806b945
SHA5126cfb7d1826a15cb1f584dc207bc407c81507604e49a91fd24f8ee90c6b264aceb30d5abda5e3c81c00a07d10a2db5a7d33ac58bd46c091be935e4e1cd6f0aa52
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD52885f2de745d8b290c19da8904985c13
SHA1a48be04a3d6c1171cd565872562eb3effcbae1d5
SHA2564cf6a9be338c150f4a00c559edc201639fabada37f9b1487b7e4d7629f4ad09b
SHA512d15380cd4902904a9299ddc5ba956d576e6e6ba2b4f4bff7a86bc551ed7e38eccc401989effac55781c7632cbbc4a286b6352028ea587e1096a5d2ee1a7c5afc
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Filesize
4.2MB
MD56e51406ad8b40f1364e552742aeb0034
SHA13ae4a1fad5b3181c1baaf4846197ce5798abc440
SHA25607a439238a6469a0f08cb9361653666dfd4300e831865ef7d310583e0627c615
SHA51251e2c08ade67f7f8f34e24326db8e5253d77a6e3f7697ea2700b67f6e97cf58c928fef02fbda9f43a5f961c7d4ee4e96fac93ae97ac9f2dfd08ded7bb56ba53d
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Filesize
4.2MB
MD56e51406ad8b40f1364e552742aeb0034
SHA13ae4a1fad5b3181c1baaf4846197ce5798abc440
SHA25607a439238a6469a0f08cb9361653666dfd4300e831865ef7d310583e0627c615
SHA51251e2c08ade67f7f8f34e24326db8e5253d77a6e3f7697ea2700b67f6e97cf58c928fef02fbda9f43a5f961c7d4ee4e96fac93ae97ac9f2dfd08ded7bb56ba53d
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec