Analysis
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max time kernel
151s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20230703-en -
resource tags
arch:x64arch:x86image:win10v2004-20230703-enlocale:en-usos:windows10-2004-x64system -
submitted
14/07/2023, 08:08
Static task
static1
General
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Target
e548923d83897c600e15f4dd6797733e1554c90525ba6bf44c3ad51ae955bdf5.exe
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Size
4.1MB
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MD5
6da60a6e3c52d30dc53c78533ce1b55f
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SHA1
3c78df4e685dee264c602873d55aac223c4ee739
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SHA256
e548923d83897c600e15f4dd6797733e1554c90525ba6bf44c3ad51ae955bdf5
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SHA512
31aa8cb4236576fe45d209faba93e4b52b6814227733187fb059b95e464f21b956759d3e18f4c1292f8befea54aad1aad18ef65158bd1bd2a3703fc75cd06c1d
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SSDEEP
98304:KOSI5MLfp68nQB+eXHVdnRz2eM7tlLmiZhQPN:JO4SOV3xBM3/ZOl
Malware Config
Signatures
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Glupteba payload 19 IoCs
resource yara_rule behavioral1/memory/4292-135-0x0000000002E20000-0x000000000370B000-memory.dmp family_glupteba behavioral1/memory/4292-136-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/4292-154-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/4292-156-0x0000000002E20000-0x000000000370B000-memory.dmp family_glupteba behavioral1/memory/4292-184-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/4292-186-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/2936-189-0x0000000002DF0000-0x00000000036DB000-memory.dmp family_glupteba behavioral1/memory/2936-190-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/2936-203-0x00000000029F0000-0x0000000002DEF000-memory.dmp family_glupteba behavioral1/memory/2936-216-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/2936-248-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/2936-281-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/3592-285-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/3592-311-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/3592-369-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/3592-378-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/3592-384-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/3592-386-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba behavioral1/memory/3592-388-0x0000000000400000-0x0000000000D1B000-memory.dmp family_glupteba -
Modifies Windows Firewall 1 TTPs 1 IoCs
pid Process 5028 netsh.exe -
Executes dropped EXE 5 IoCs
pid Process 3592 csrss.exe 3728 injector.exe 3472 windefender.exe 3164 windefender.exe 2004 f801950a962ddba14caaa44bf084b55c.exe -
resource yara_rule behavioral1/files/0x0007000000023220-377.dat upx behavioral1/files/0x0007000000023220-380.dat upx behavioral1/files/0x0007000000023220-381.dat upx behavioral1/memory/3472-383-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3164-385-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3164-389-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/files/0x000700000002320c-393.dat upx behavioral1/files/0x000700000002320c-395.dat upx behavioral1/memory/3164-396-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" e548923d83897c600e15f4dd6797733e1554c90525ba6bf44c3ad51ae955bdf5.exe Set value (str) \REGISTRY\USER\S-1-5-21-4176143399-3250363947-192774652-1000\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 e548923d83897c600e15f4dd6797733e1554c90525ba6bf44c3ad51ae955bdf5.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss e548923d83897c600e15f4dd6797733e1554c90525ba6bf44c3ad51ae955bdf5.exe File created C:\Windows\rss\csrss.exe e548923d83897c600e15f4dd6797733e1554c90525ba6bf44c3ad51ae955bdf5.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 2084 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 4964 schtasks.exe 3876 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-2612 = "Bougainville Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-332 = "E. Europe Standard Time" e548923d83897c600e15f4dd6797733e1554c90525ba6bf44c3ad51ae955bdf5.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-385 = "Namibia Standard Time" e548923d83897c600e15f4dd6797733e1554c90525ba6bf44c3ad51ae955bdf5.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,-2391 = "Aleutian Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2452 = "Saint Pierre Standard Time" e548923d83897c600e15f4dd6797733e1554c90525ba6bf44c3ad51ae955bdf5.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-572 = "China Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1021 = "Bangladesh Daylight Time" e548923d83897c600e15f4dd6797733e1554c90525ba6bf44c3ad51ae955bdf5.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-342 = "Egypt Standard Time" e548923d83897c600e15f4dd6797733e1554c90525ba6bf44c3ad51ae955bdf5.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-622 = "Korea Standard Time" e548923d83897c600e15f4dd6797733e1554c90525ba6bf44c3ad51ae955bdf5.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-791 = "SA Western Daylight Time" e548923d83897c600e15f4dd6797733e1554c90525ba6bf44c3ad51ae955bdf5.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-402 = "Arabic Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-512 = "Central Asia Standard Time" e548923d83897c600e15f4dd6797733e1554c90525ba6bf44c3ad51ae955bdf5.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-731 = "Fiji Daylight Time" e548923d83897c600e15f4dd6797733e1554c90525ba6bf44c3ad51ae955bdf5.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1932 = "Russia TZ 11 Standard Time" e548923d83897c600e15f4dd6797733e1554c90525ba6bf44c3ad51ae955bdf5.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2791 = "Novosibirsk Daylight Time" e548923d83897c600e15f4dd6797733e1554c90525ba6bf44c3ad51ae955bdf5.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-442 = "Arabian Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2371 = "Easter Island Daylight Time" e548923d83897c600e15f4dd6797733e1554c90525ba6bf44c3ad51ae955bdf5.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-351 = "FLE Daylight Time" e548923d83897c600e15f4dd6797733e1554c90525ba6bf44c3ad51ae955bdf5.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\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\SmartCardRoot\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-161 = "Central Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2532 = "Chatham Islands Standard Time" e548923d83897c600e15f4dd6797733e1554c90525ba6bf44c3ad51ae955bdf5.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-381 = "South Africa Daylight Time" e548923d83897c600e15f4dd6797733e1554c90525ba6bf44c3ad51ae955bdf5.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2751 = "Tomsk Daylight Time" e548923d83897c600e15f4dd6797733e1554c90525ba6bf44c3ad51ae955bdf5.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-192 = "Mountain Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-502 = "Nepal Standard Time" e548923d83897c600e15f4dd6797733e1554c90525ba6bf44c3ad51ae955bdf5.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1411 = "Syria Daylight Time" e548923d83897c600e15f4dd6797733e1554c90525ba6bf44c3ad51ae955bdf5.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\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\1e\52C64B7E\@tzres.dll,-562 = "SE Asia Standard Time" windefender.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,-352 = "FLE Standard Time" windefender.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\@tzres.dll,-241 = "Samoa Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2592 = "Tocantins Standard Time" e548923d83897c600e15f4dd6797733e1554c90525ba6bf44c3ad51ae955bdf5.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs 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\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-391 = "Arab Daylight Time" e548923d83897c600e15f4dd6797733e1554c90525ba6bf44c3ad51ae955bdf5.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2432 = "Cuba Standard Time" e548923d83897c600e15f4dd6797733e1554c90525ba6bf44c3ad51ae955bdf5.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-252 = "Dateline Standard Time" e548923d83897c600e15f4dd6797733e1554c90525ba6bf44c3ad51ae955bdf5.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1862 = "Russia TZ 6 Standard Time" e548923d83897c600e15f4dd6797733e1554c90525ba6bf44c3ad51ae955bdf5.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-1412 = "Syria Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-251 = "Dateline Daylight Time" e548923d83897c600e15f4dd6797733e1554c90525ba6bf44c3ad51ae955bdf5.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs 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,-1911 = "Russia TZ 10 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-662 = "Cen. Australia Standard Time" e548923d83897c600e15f4dd6797733e1554c90525ba6bf44c3ad51ae955bdf5.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1412 = "Syria Standard Time" e548923d83897c600e15f4dd6797733e1554c90525ba6bf44c3ad51ae955bdf5.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\@tzres.dll,-571 = "China Daylight Time" windefender.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 5072 powershell.exe 5072 powershell.exe 5072 powershell.exe 4292 e548923d83897c600e15f4dd6797733e1554c90525ba6bf44c3ad51ae955bdf5.exe 4292 e548923d83897c600e15f4dd6797733e1554c90525ba6bf44c3ad51ae955bdf5.exe 464 powershell.exe 464 powershell.exe 2936 e548923d83897c600e15f4dd6797733e1554c90525ba6bf44c3ad51ae955bdf5.exe 2936 e548923d83897c600e15f4dd6797733e1554c90525ba6bf44c3ad51ae955bdf5.exe 2936 e548923d83897c600e15f4dd6797733e1554c90525ba6bf44c3ad51ae955bdf5.exe 2936 e548923d83897c600e15f4dd6797733e1554c90525ba6bf44c3ad51ae955bdf5.exe 2936 e548923d83897c600e15f4dd6797733e1554c90525ba6bf44c3ad51ae955bdf5.exe 2936 e548923d83897c600e15f4dd6797733e1554c90525ba6bf44c3ad51ae955bdf5.exe 2936 e548923d83897c600e15f4dd6797733e1554c90525ba6bf44c3ad51ae955bdf5.exe 2936 e548923d83897c600e15f4dd6797733e1554c90525ba6bf44c3ad51ae955bdf5.exe 2936 e548923d83897c600e15f4dd6797733e1554c90525ba6bf44c3ad51ae955bdf5.exe 2936 e548923d83897c600e15f4dd6797733e1554c90525ba6bf44c3ad51ae955bdf5.exe 2280 powershell.exe 2280 powershell.exe 3320 powershell.exe 3320 powershell.exe 4384 powershell.exe 4384 powershell.exe 1936 powershell.exe 1936 powershell.exe 556 powershell.exe 556 powershell.exe 3728 injector.exe 3728 injector.exe 3728 injector.exe 3728 injector.exe 3728 injector.exe 3728 injector.exe 3728 injector.exe 3728 injector.exe 3592 csrss.exe 3592 csrss.exe 3728 injector.exe 3728 injector.exe 3728 injector.exe 3728 injector.exe 3728 injector.exe 3728 injector.exe 3592 csrss.exe 3592 csrss.exe 3728 injector.exe 3728 injector.exe 3592 csrss.exe 3592 csrss.exe 3728 injector.exe 3728 injector.exe 3728 injector.exe 3728 injector.exe 3728 injector.exe 3728 injector.exe 3728 injector.exe 3728 injector.exe 3728 injector.exe 3728 injector.exe 3728 injector.exe 3728 injector.exe 3728 injector.exe 3728 injector.exe 3728 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 5072 powershell.exe Token: SeDebugPrivilege 4292 e548923d83897c600e15f4dd6797733e1554c90525ba6bf44c3ad51ae955bdf5.exe Token: SeImpersonatePrivilege 4292 e548923d83897c600e15f4dd6797733e1554c90525ba6bf44c3ad51ae955bdf5.exe Token: SeDebugPrivilege 464 powershell.exe Token: SeDebugPrivilege 2280 powershell.exe Token: SeDebugPrivilege 3320 powershell.exe Token: SeDebugPrivilege 4384 powershell.exe Token: SeDebugPrivilege 1936 powershell.exe Token: SeDebugPrivilege 556 powershell.exe Token: SeSystemEnvironmentPrivilege 3592 csrss.exe Token: SeSecurityPrivilege 2084 sc.exe Token: SeSecurityPrivilege 2084 sc.exe -
Suspicious use of WriteProcessMemory 39 IoCs
description pid Process procid_target PID 4292 wrote to memory of 5072 4292 e548923d83897c600e15f4dd6797733e1554c90525ba6bf44c3ad51ae955bdf5.exe 102 PID 4292 wrote to memory of 5072 4292 e548923d83897c600e15f4dd6797733e1554c90525ba6bf44c3ad51ae955bdf5.exe 102 PID 4292 wrote to memory of 5072 4292 e548923d83897c600e15f4dd6797733e1554c90525ba6bf44c3ad51ae955bdf5.exe 102 PID 2936 wrote to memory of 464 2936 e548923d83897c600e15f4dd6797733e1554c90525ba6bf44c3ad51ae955bdf5.exe 108 PID 2936 wrote to memory of 464 2936 e548923d83897c600e15f4dd6797733e1554c90525ba6bf44c3ad51ae955bdf5.exe 108 PID 2936 wrote to memory of 464 2936 e548923d83897c600e15f4dd6797733e1554c90525ba6bf44c3ad51ae955bdf5.exe 108 PID 2936 wrote to memory of 1500 2936 e548923d83897c600e15f4dd6797733e1554c90525ba6bf44c3ad51ae955bdf5.exe 110 PID 2936 wrote to memory of 1500 2936 e548923d83897c600e15f4dd6797733e1554c90525ba6bf44c3ad51ae955bdf5.exe 110 PID 1500 wrote to memory of 5028 1500 cmd.exe 112 PID 1500 wrote to memory of 5028 1500 cmd.exe 112 PID 2936 wrote to memory of 2280 2936 e548923d83897c600e15f4dd6797733e1554c90525ba6bf44c3ad51ae955bdf5.exe 113 PID 2936 wrote to memory of 2280 2936 e548923d83897c600e15f4dd6797733e1554c90525ba6bf44c3ad51ae955bdf5.exe 113 PID 2936 wrote to memory of 2280 2936 e548923d83897c600e15f4dd6797733e1554c90525ba6bf44c3ad51ae955bdf5.exe 113 PID 2936 wrote to memory of 3320 2936 e548923d83897c600e15f4dd6797733e1554c90525ba6bf44c3ad51ae955bdf5.exe 115 PID 2936 wrote to memory of 3320 2936 e548923d83897c600e15f4dd6797733e1554c90525ba6bf44c3ad51ae955bdf5.exe 115 PID 2936 wrote to memory of 3320 2936 e548923d83897c600e15f4dd6797733e1554c90525ba6bf44c3ad51ae955bdf5.exe 115 PID 2936 wrote to memory of 3592 2936 e548923d83897c600e15f4dd6797733e1554c90525ba6bf44c3ad51ae955bdf5.exe 117 PID 2936 wrote to memory of 3592 2936 e548923d83897c600e15f4dd6797733e1554c90525ba6bf44c3ad51ae955bdf5.exe 117 PID 2936 wrote to memory of 3592 2936 e548923d83897c600e15f4dd6797733e1554c90525ba6bf44c3ad51ae955bdf5.exe 117 PID 3592 wrote to memory of 4384 3592 csrss.exe 118 PID 3592 wrote to memory of 4384 3592 csrss.exe 118 PID 3592 wrote to memory of 4384 3592 csrss.exe 118 PID 3592 wrote to memory of 1936 3592 csrss.exe 124 PID 3592 wrote to memory of 1936 3592 csrss.exe 124 PID 3592 wrote to memory of 1936 3592 csrss.exe 124 PID 3592 wrote to memory of 556 3592 csrss.exe 126 PID 3592 wrote to memory of 556 3592 csrss.exe 126 PID 3592 wrote to memory of 556 3592 csrss.exe 126 PID 3592 wrote to memory of 3728 3592 csrss.exe 128 PID 3592 wrote to memory of 3728 3592 csrss.exe 128 PID 3472 wrote to memory of 1548 3472 windefender.exe 134 PID 3472 wrote to memory of 1548 3472 windefender.exe 134 PID 3472 wrote to memory of 1548 3472 windefender.exe 134 PID 1548 wrote to memory of 2084 1548 cmd.exe 135 PID 1548 wrote to memory of 2084 1548 cmd.exe 135 PID 1548 wrote to memory of 2084 1548 cmd.exe 135 PID 3592 wrote to memory of 2004 3592 csrss.exe 137 PID 3592 wrote to memory of 2004 3592 csrss.exe 137 PID 3592 wrote to memory of 2004 3592 csrss.exe 137 -
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\e548923d83897c600e15f4dd6797733e1554c90525ba6bf44c3ad51ae955bdf5.exe"C:\Users\Admin\AppData\Local\Temp\e548923d83897c600e15f4dd6797733e1554c90525ba6bf44c3ad51ae955bdf5.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4292 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5072
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C:\Users\Admin\AppData\Local\Temp\e548923d83897c600e15f4dd6797733e1554c90525ba6bf44c3ad51ae955bdf5.exe"C:\Users\Admin\AppData\Local\Temp\e548923d83897c600e15f4dd6797733e1554c90525ba6bf44c3ad51ae955bdf5.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:2936 -
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:464
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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:1500 -
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:5028
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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:2280
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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:3320
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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:3592 -
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:4384
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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:4964
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:2080
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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:1936
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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:556
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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:3728
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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:3876
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3472 -
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:1548 -
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:2084
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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:2004 -
C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn "csrss" /f5⤵PID:3552
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn "ScheduledUpdate" /f5⤵PID:2376
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:3164
Network
MITRE ATT&CK Enterprise v6
Replay Monitor
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Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
3.2MB
MD5f801950a962ddba14caaa44bf084b55c
SHA17cadc9076121297428442785536ba0df2d4ae996
SHA256c3946ec89e15b24b743c46f9acacb58cff47da63f3ce2799d71ed90496b8891f
SHA5124183bc76bdc84fb779e2e573d9a63d7de47096b63b945f9e335bee95ae28eb208f5ee15f6501ac59623b97c5b77f3455ca313512e7d9803e1704ae22a52459c5
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Filesize
3.2MB
MD5f801950a962ddba14caaa44bf084b55c
SHA17cadc9076121297428442785536ba0df2d4ae996
SHA256c3946ec89e15b24b743c46f9acacb58cff47da63f3ce2799d71ed90496b8891f
SHA5124183bc76bdc84fb779e2e573d9a63d7de47096b63b945f9e335bee95ae28eb208f5ee15f6501ac59623b97c5b77f3455ca313512e7d9803e1704ae22a52459c5
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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
MD5b39c6bdd32d3c6c6ad355af067b27f0f
SHA1cec7feaeb13036613e806dc2fe7cde5a102efe59
SHA2568d51e7302121c4291ab8268086461d576a87bb024ed11740c301d97c5481d0ed
SHA512d18d39d9343f6f81837a96133695fdbe59394b110ce0896ba31d322e6266a6d8b4edd10a089abfd80f8e3cff68913b699b41ca1ed3068473ebad358b35b518b2
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD50607a4f3e97acbd267ddbe9c67a52157
SHA14ea46dd6d3b0515a1e0e80cd2c57bf11743defd7
SHA256be9834ea4d864ede5d64fbeb1a1bddff45f3f0c3c5b52c87a67de2dbedaf3192
SHA512a9a685ff906dd84d3bf233277dadb4c0c811a9749bcd334f259ef718c12db6473cf9643e636591af1d6d675e2f8bd813709af1f210a93ec837357ed79cc8ab9d
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD520855d0a250d5cfe61815c849a6a8026
SHA1628266237d1e311bb675b02a26d0aa443651e787
SHA256ddfc8fc30ac25229e48d5dbde3963a71711d4d8e8b7c6442bf41d69c3ae91430
SHA51235f5fc54a054864aa5bdc4287f3f939087b24347ec71dd725dd36785457dde190353abb6c7cd406596beb3f4952e8d4cd347829828358bf8b5366f1056e8ac26
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD59d362eeecd71466ea086e1408f5f8f1f
SHA1f40d04cd9f82b9280f00d5b4bf7240bebce790c7
SHA25658e0219bb5110fa57a14b50e38686c46330f745bf704fcc5dc46402ee6299350
SHA5127639a00aa3ad14ca32e53e0e1c7db6798789367763d039b101f217d98d3eb828f0423058904bbc375aaa1870eefa995e77f8caca82452ee63fc9d0dad8ea426d
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5a4f80f795fbe56c7e792c82c754ba34c
SHA1d3d39d69f66671175c0860822225287ee73a9520
SHA256ccba4c7c7c0be24679a31a617e046b6e61559d9a0211441fc37731b33dbd627c
SHA512f68b817133041659c5bc17e8339feda5c3f07064955d01bfd8634263b804cca316c221b20ac728e549fd5de5d252daa78ebb841eeb11f593a89c3d96add351b8
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Filesize
4.1MB
MD56da60a6e3c52d30dc53c78533ce1b55f
SHA13c78df4e685dee264c602873d55aac223c4ee739
SHA256e548923d83897c600e15f4dd6797733e1554c90525ba6bf44c3ad51ae955bdf5
SHA51231aa8cb4236576fe45d209faba93e4b52b6814227733187fb059b95e464f21b956759d3e18f4c1292f8befea54aad1aad18ef65158bd1bd2a3703fc75cd06c1d
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Filesize
4.1MB
MD56da60a6e3c52d30dc53c78533ce1b55f
SHA13c78df4e685dee264c602873d55aac223c4ee739
SHA256e548923d83897c600e15f4dd6797733e1554c90525ba6bf44c3ad51ae955bdf5
SHA51231aa8cb4236576fe45d209faba93e4b52b6814227733187fb059b95e464f21b956759d3e18f4c1292f8befea54aad1aad18ef65158bd1bd2a3703fc75cd06c1d
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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