Analysis
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max time kernel
127s -
max time network
172s -
platform
windows10-2004_x64 -
resource
win10v2004-20230915-en -
resource tags
arch:x64arch:x86image:win10v2004-20230915-enlocale:en-usos:windows10-2004-x64system -
submitted
13/10/2023, 17:07
Static task
static1
General
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Target
48e961e38415a079b67c20ce31ed8f31f85ac2d5054519ecd6a2687b090d8228.exe
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Size
4.1MB
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MD5
f50ecb5bbff26f151d661a0758202b30
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SHA1
44281b9b903d733bd41a2fa040eb1f74046a48bc
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SHA256
48e961e38415a079b67c20ce31ed8f31f85ac2d5054519ecd6a2687b090d8228
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SHA512
c1f2d30becc638e6e0205494af9534e9ae9c42b092dfbe80813bfdf81e06aa6bbda62be9277f0c871d724321d43efa95f53450735dad6975e0fd120afabffe50
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SSDEEP
98304:qk2XZzRD/qkvmrRpF0Gy8w+D1W7Ary4JSrHNGSoPwn6csFnqxy5:qlXxRDik+rB0GyED07AhJGtG3Ey6c
Malware Config
Signatures
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Glupteba payload 18 IoCs
resource yara_rule behavioral1/memory/2712-2-0x0000000005040000-0x000000000592B000-memory.dmp family_glupteba behavioral1/memory/2712-3-0x0000000000400000-0x0000000002FB8000-memory.dmp family_glupteba behavioral1/memory/2712-4-0x0000000000400000-0x0000000002FB8000-memory.dmp family_glupteba behavioral1/memory/2712-6-0x0000000005040000-0x000000000592B000-memory.dmp family_glupteba behavioral1/memory/2712-7-0x0000000000400000-0x0000000002FB8000-memory.dmp family_glupteba behavioral1/memory/2712-8-0x0000000000400000-0x0000000002FB8000-memory.dmp family_glupteba behavioral1/memory/2712-14-0x0000000000400000-0x0000000002FB8000-memory.dmp family_glupteba behavioral1/memory/2712-39-0x0000000000400000-0x0000000002FB8000-memory.dmp family_glupteba behavioral1/memory/2712-57-0x0000000000400000-0x0000000002FB8000-memory.dmp family_glupteba behavioral1/memory/2712-67-0x0000000000400000-0x0000000002FB8000-memory.dmp family_glupteba behavioral1/memory/4480-71-0x0000000000400000-0x0000000002FB8000-memory.dmp family_glupteba behavioral1/memory/4480-106-0x0000000000400000-0x0000000002FB8000-memory.dmp family_glupteba behavioral1/memory/4480-107-0x0000000000400000-0x0000000002FB8000-memory.dmp family_glupteba behavioral1/memory/4480-151-0x0000000000400000-0x0000000002FB8000-memory.dmp family_glupteba behavioral1/memory/4480-202-0x0000000000400000-0x0000000002FB8000-memory.dmp family_glupteba behavioral1/memory/3912-273-0x0000000000400000-0x0000000002FB8000-memory.dmp family_glupteba behavioral1/memory/3912-275-0x0000000000400000-0x0000000002FB8000-memory.dmp family_glupteba behavioral1/memory/3912-284-0x0000000000400000-0x0000000002FB8000-memory.dmp family_glupteba -
Modifies Windows Firewall 1 TTPs 1 IoCs
pid Process 3764 netsh.exe -
Executes dropped EXE 1 IoCs
pid Process 3912 csrss.exe -
resource yara_rule behavioral1/files/0x00060000000230d1-279.dat upx behavioral1/files/0x00060000000230d1-280.dat upx behavioral1/files/0x00060000000230d1-282.dat upx behavioral1/memory/5116-283-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3820-286-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1574508946-349927670-1185736483-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 48e961e38415a079b67c20ce31ed8f31f85ac2d5054519ecd6a2687b090d8228.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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Drops file in System32 directory 6 IoCs
description ioc Process File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created 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 48e961e38415a079b67c20ce31ed8f31f85ac2d5054519ecd6a2687b090d8228.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\rss 48e961e38415a079b67c20ce31ed8f31f85ac2d5054519ecd6a2687b090d8228.exe File created C:\Windows\rss\csrss.exe 48e961e38415a079b67c20ce31ed8f31f85ac2d5054519ecd6a2687b090d8228.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
pid Process 4148 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 3560 schtasks.exe 3060 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\C:\Windows\system32\,@tzres.dll,-432 = "Iran Standard Time" 48e961e38415a079b67c20ce31ed8f31f85ac2d5054519ecd6a2687b090d8228.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-192 = "Mountain Standard Time" 48e961e38415a079b67c20ce31ed8f31f85ac2d5054519ecd6a2687b090d8228.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-392 = "Arab Standard Time" 48e961e38415a079b67c20ce31ed8f31f85ac2d5054519ecd6a2687b090d8228.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2491 = "Aus Central W. Daylight Time" 48e961e38415a079b67c20ce31ed8f31f85ac2d5054519ecd6a2687b090d8228.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-681 = "E. Australia Daylight Time" 48e961e38415a079b67c20ce31ed8f31f85ac2d5054519ecd6a2687b090d8228.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-492 = "India Standard Time" 48e961e38415a079b67c20ce31ed8f31f85ac2d5054519ecd6a2687b090d8228.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-532 = "Sri Lanka Standard Time" 48e961e38415a079b67c20ce31ed8f31f85ac2d5054519ecd6a2687b090d8228.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates 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\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2002 = "Cabo Verde Standard Time" 48e961e38415a079b67c20ce31ed8f31f85ac2d5054519ecd6a2687b090d8228.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-692 = "Tasmania Standard Time" 48e961e38415a079b67c20ce31ed8f31f85ac2d5054519ecd6a2687b090d8228.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-202 = "US Mountain Standard Time" 48e961e38415a079b67c20ce31ed8f31f85ac2d5054519ecd6a2687b090d8228.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed 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\C:\Windows\system32\,@tzres.dll,-2591 = "Tocantins Daylight Time" 48e961e38415a079b67c20ce31ed8f31f85ac2d5054519ecd6a2687b090d8228.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2001 = "Cabo Verde Daylight Time" 48e961e38415a079b67c20ce31ed8f31f85ac2d5054519ecd6a2687b090d8228.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-561 = "SE Asia Daylight Time" 48e961e38415a079b67c20ce31ed8f31f85ac2d5054519ecd6a2687b090d8228.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1502 = "Turkey Standard Time" 48e961e38415a079b67c20ce31ed8f31f85ac2d5054519ecd6a2687b090d8228.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-151 = "Central America Daylight Time" 48e961e38415a079b67c20ce31ed8f31f85ac2d5054519ecd6a2687b090d8228.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2841 = "Saratov Daylight Time" 48e961e38415a079b67c20ce31ed8f31f85ac2d5054519ecd6a2687b090d8228.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-3141 = "South Sudan Daylight Time" 48e961e38415a079b67c20ce31ed8f31f85ac2d5054519ecd6a2687b090d8228.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\C:\Windows\system32\,@tzres.dll,-2592 = "Tocantins Standard Time" 48e961e38415a079b67c20ce31ed8f31f85ac2d5054519ecd6a2687b090d8228.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" 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\C:\Windows\system32\,@tzres.dll,-365 = "Middle East Standard Time" 48e961e38415a079b67c20ce31ed8f31f85ac2d5054519ecd6a2687b090d8228.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\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2791 = "Novosibirsk Daylight Time" 48e961e38415a079b67c20ce31ed8f31f85ac2d5054519ecd6a2687b090d8228.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-32 = "Mid-Atlantic Standard Time" 48e961e38415a079b67c20ce31ed8f31f85ac2d5054519ecd6a2687b090d8228.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2572 = "Turks and Caicos Standard Time" 48e961e38415a079b67c20ce31ed8f31f85ac2d5054519ecd6a2687b090d8228.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-131 = "US Eastern Daylight Time" 48e961e38415a079b67c20ce31ed8f31f85ac2d5054519ecd6a2687b090d8228.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.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\C:\Windows\system32\,@tzres.dll,-2432 = "Cuba Standard Time" 48e961e38415a079b67c20ce31ed8f31f85ac2d5054519ecd6a2687b090d8228.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-542 = "Myanmar Standard Time" 48e961e38415a079b67c20ce31ed8f31f85ac2d5054519ecd6a2687b090d8228.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-562 = "SE Asia Standard Time" 48e961e38415a079b67c20ce31ed8f31f85ac2d5054519ecd6a2687b090d8228.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\C:\Windows\system32\,@tzres.dll,-351 = "FLE Daylight Time" 48e961e38415a079b67c20ce31ed8f31f85ac2d5054519ecd6a2687b090d8228.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-261 = "GMT Daylight Time" 48e961e38415a079b67c20ce31ed8f31f85ac2d5054519ecd6a2687b090d8228.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs 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\C:\Windows\system32\,@tzres.dll,-2751 = "Tomsk Daylight Time" 48e961e38415a079b67c20ce31ed8f31f85ac2d5054519ecd6a2687b090d8228.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2451 = "Saint Pierre Daylight Time" 48e961e38415a079b67c20ce31ed8f31f85ac2d5054519ecd6a2687b090d8228.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-451 = "Caucasus Daylight Time" 48e961e38415a079b67c20ce31ed8f31f85ac2d5054519ecd6a2687b090d8228.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates 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\C:\Windows\system32\,@tzres.dll,-2372 = "Easter Island Standard Time" 48e961e38415a079b67c20ce31ed8f31f85ac2d5054519ecd6a2687b090d8228.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\C:\Windows\system32\,@tzres.dll,-91 = "Pacific SA Daylight Time" 48e961e38415a079b67c20ce31ed8f31f85ac2d5054519ecd6a2687b090d8228.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-381 = "South Africa Daylight Time" 48e961e38415a079b67c20ce31ed8f31f85ac2d5054519ecd6a2687b090d8228.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2042 = "Eastern Standard Time (Mexico)" 48e961e38415a079b67c20ce31ed8f31f85ac2d5054519ecd6a2687b090d8228.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1801 = "Line Islands Daylight Time" 48e961e38415a079b67c20ce31ed8f31f85ac2d5054519ecd6a2687b090d8228.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-385 = "Namibia Standard Time" 48e961e38415a079b67c20ce31ed8f31f85ac2d5054519ecd6a2687b090d8228.exe -
Suspicious behavior: EnumeratesProcesses 25 IoCs
pid Process 2764 powershell.exe 2764 powershell.exe 2712 48e961e38415a079b67c20ce31ed8f31f85ac2d5054519ecd6a2687b090d8228.exe 2712 48e961e38415a079b67c20ce31ed8f31f85ac2d5054519ecd6a2687b090d8228.exe 1780 powershell.exe 1780 powershell.exe 4480 48e961e38415a079b67c20ce31ed8f31f85ac2d5054519ecd6a2687b090d8228.exe 4480 48e961e38415a079b67c20ce31ed8f31f85ac2d5054519ecd6a2687b090d8228.exe 4480 48e961e38415a079b67c20ce31ed8f31f85ac2d5054519ecd6a2687b090d8228.exe 4480 48e961e38415a079b67c20ce31ed8f31f85ac2d5054519ecd6a2687b090d8228.exe 4480 48e961e38415a079b67c20ce31ed8f31f85ac2d5054519ecd6a2687b090d8228.exe 4480 48e961e38415a079b67c20ce31ed8f31f85ac2d5054519ecd6a2687b090d8228.exe 4480 48e961e38415a079b67c20ce31ed8f31f85ac2d5054519ecd6a2687b090d8228.exe 4480 48e961e38415a079b67c20ce31ed8f31f85ac2d5054519ecd6a2687b090d8228.exe 4480 48e961e38415a079b67c20ce31ed8f31f85ac2d5054519ecd6a2687b090d8228.exe 4480 48e961e38415a079b67c20ce31ed8f31f85ac2d5054519ecd6a2687b090d8228.exe 4216 powershell.exe 4216 powershell.exe 2272 powershell.exe 2272 powershell.exe 2208 powershell.exe 2208 powershell.exe 4916 powershell.exe 4916 powershell.exe 2628 powershell.exe -
Suspicious use of AdjustPrivilegeToken 9 IoCs
description pid Process Token: SeDebugPrivilege 2764 powershell.exe Token: SeDebugPrivilege 2712 48e961e38415a079b67c20ce31ed8f31f85ac2d5054519ecd6a2687b090d8228.exe Token: SeImpersonatePrivilege 2712 48e961e38415a079b67c20ce31ed8f31f85ac2d5054519ecd6a2687b090d8228.exe Token: SeDebugPrivilege 1780 powershell.exe Token: SeDebugPrivilege 4216 powershell.exe Token: SeDebugPrivilege 2272 powershell.exe Token: SeDebugPrivilege 2208 powershell.exe Token: SeDebugPrivilege 4916 powershell.exe Token: SeDebugPrivilege 2628 powershell.exe -
Suspicious use of WriteProcessMemory 28 IoCs
description pid Process procid_target PID 2712 wrote to memory of 2764 2712 48e961e38415a079b67c20ce31ed8f31f85ac2d5054519ecd6a2687b090d8228.exe 90 PID 2712 wrote to memory of 2764 2712 48e961e38415a079b67c20ce31ed8f31f85ac2d5054519ecd6a2687b090d8228.exe 90 PID 2712 wrote to memory of 2764 2712 48e961e38415a079b67c20ce31ed8f31f85ac2d5054519ecd6a2687b090d8228.exe 90 PID 4480 wrote to memory of 1780 4480 48e961e38415a079b67c20ce31ed8f31f85ac2d5054519ecd6a2687b090d8228.exe 101 PID 4480 wrote to memory of 1780 4480 48e961e38415a079b67c20ce31ed8f31f85ac2d5054519ecd6a2687b090d8228.exe 101 PID 4480 wrote to memory of 1780 4480 48e961e38415a079b67c20ce31ed8f31f85ac2d5054519ecd6a2687b090d8228.exe 101 PID 4480 wrote to memory of 444 4480 48e961e38415a079b67c20ce31ed8f31f85ac2d5054519ecd6a2687b090d8228.exe 104 PID 4480 wrote to memory of 444 4480 48e961e38415a079b67c20ce31ed8f31f85ac2d5054519ecd6a2687b090d8228.exe 104 PID 444 wrote to memory of 3764 444 cmd.exe 106 PID 444 wrote to memory of 3764 444 cmd.exe 106 PID 4480 wrote to memory of 4216 4480 48e961e38415a079b67c20ce31ed8f31f85ac2d5054519ecd6a2687b090d8228.exe 107 PID 4480 wrote to memory of 4216 4480 48e961e38415a079b67c20ce31ed8f31f85ac2d5054519ecd6a2687b090d8228.exe 107 PID 4480 wrote to memory of 4216 4480 48e961e38415a079b67c20ce31ed8f31f85ac2d5054519ecd6a2687b090d8228.exe 107 PID 4480 wrote to memory of 2272 4480 48e961e38415a079b67c20ce31ed8f31f85ac2d5054519ecd6a2687b090d8228.exe 109 PID 4480 wrote to memory of 2272 4480 48e961e38415a079b67c20ce31ed8f31f85ac2d5054519ecd6a2687b090d8228.exe 109 PID 4480 wrote to memory of 2272 4480 48e961e38415a079b67c20ce31ed8f31f85ac2d5054519ecd6a2687b090d8228.exe 109 PID 4480 wrote to memory of 3912 4480 48e961e38415a079b67c20ce31ed8f31f85ac2d5054519ecd6a2687b090d8228.exe 111 PID 4480 wrote to memory of 3912 4480 48e961e38415a079b67c20ce31ed8f31f85ac2d5054519ecd6a2687b090d8228.exe 111 PID 4480 wrote to memory of 3912 4480 48e961e38415a079b67c20ce31ed8f31f85ac2d5054519ecd6a2687b090d8228.exe 111 PID 3912 wrote to memory of 2208 3912 csrss.exe 112 PID 3912 wrote to memory of 2208 3912 csrss.exe 112 PID 3912 wrote to memory of 2208 3912 csrss.exe 112 PID 3912 wrote to memory of 4916 3912 csrss.exe 118 PID 3912 wrote to memory of 4916 3912 csrss.exe 118 PID 3912 wrote to memory of 4916 3912 csrss.exe 118 PID 3912 wrote to memory of 2628 3912 csrss.exe 121 PID 3912 wrote to memory of 2628 3912 csrss.exe 121 PID 3912 wrote to memory of 2628 3912 csrss.exe 121 -
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\48e961e38415a079b67c20ce31ed8f31f85ac2d5054519ecd6a2687b090d8228.exe"C:\Users\Admin\AppData\Local\Temp\48e961e38415a079b67c20ce31ed8f31f85ac2d5054519ecd6a2687b090d8228.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2712 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2764
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C:\Users\Admin\AppData\Local\Temp\48e961e38415a079b67c20ce31ed8f31f85ac2d5054519ecd6a2687b090d8228.exe"C:\Users\Admin\AppData\Local\Temp\48e961e38415a079b67c20ce31ed8f31f85ac2d5054519ecd6a2687b090d8228.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:4480 -
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:1780
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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:444 -
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:3764
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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:4216
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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:2272
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C:\Windows\rss\csrss.exeC:\Windows\rss\csrss.exe3⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3912 -
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:2208
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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:3560
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:2608
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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:4916
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2628
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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⤵PID:3760
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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:3060
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵PID:5116
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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⤵PID:2920
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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)6⤵
- Launches sc.exe
PID:4148
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵PID:3820
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
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
MD53d086a433708053f9bf9523e1d87a4e8
SHA1b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28
SHA2566f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69
SHA512931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD53fb0940f61783472aa098e8de90c6fac
SHA154be18e4a51579a583a2831fac12985b8d2a105c
SHA256503aafe3721f204f5f5a111ece7b4575528a103b026ae79b6eaf17ab86b530de
SHA512cf15ad98b4d299e6ffdbad1bc29db7f000f39e54cf4792a6b5d50bd8c2771a7d03d385984761c232e176e18649a92a1d8001e0bec06f8b14776e5c74d0a21bdd
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD59a9ce10f55aafd2ffd51749a684fd8e9
SHA109b6591e4a7134db78daf7ddf5469f314c476fab
SHA25653e6ca50ca7abffca2ba25575ff7640618497657f633aee5eaa36a691f8db20b
SHA51235b7d5c00617b31d87105e34f8b29b2141583010df753d7c224c135ef16515ed7a08928e38f13280819e514746a7166914015ddebbf2ee4a507d828dc8fa9787
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5443b83e6c90632ad3be9f412931cadff
SHA164e9d575d5f92c7919c5eddf1bc93288f977b492
SHA256f48c0b05bb71a4ac3f38b5beb70e4f88d10818f5802d6c3b6618b1bc3400baa0
SHA5126520c715444a03abf6d0e3006145bb6eb8c06c7a613eadf51ac9ac68f331546ce05ab3afaf703aca659e9206027a7ee42da16e398b5950b28328a9d9bf9142b0
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5654af13ddab4055609f42b53d5a48f27
SHA1ac265a99edbf18cc38242de6641b4b90793ca400
SHA25615876e456d045117f39edf37994fb31b7492209489466ad8a27e9cbd4355b811
SHA512489a8299574a173a5df6b21d2ded0caffe8bd292c2e846260f9a515434a28e82344186c3d3f6519e2cfdc6ba47e5a616055df4863fa7ad4eb8fbcc4347af8d51
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5d2c1d370c7b3bd2b46db656048b5a702
SHA115a3c967d9731247748643e42f37dd62f9ebffa4
SHA25627504d16b442e886c94a4efb3543cb9bdea9fdb85b67dd6c8f7de68ca9fe731d
SHA5125c88405cd9566961a3d49a192e24e94da558ef3ec8c08c5962c93586655bf4618530c1214ad654c54a6d568a56109bb1ecbda5c95b6f31a90298cf31c7a3e07b
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Filesize
4.1MB
MD5f50ecb5bbff26f151d661a0758202b30
SHA144281b9b903d733bd41a2fa040eb1f74046a48bc
SHA25648e961e38415a079b67c20ce31ed8f31f85ac2d5054519ecd6a2687b090d8228
SHA512c1f2d30becc638e6e0205494af9534e9ae9c42b092dfbe80813bfdf81e06aa6bbda62be9277f0c871d724321d43efa95f53450735dad6975e0fd120afabffe50
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Filesize
4.1MB
MD5f50ecb5bbff26f151d661a0758202b30
SHA144281b9b903d733bd41a2fa040eb1f74046a48bc
SHA25648e961e38415a079b67c20ce31ed8f31f85ac2d5054519ecd6a2687b090d8228
SHA512c1f2d30becc638e6e0205494af9534e9ae9c42b092dfbe80813bfdf81e06aa6bbda62be9277f0c871d724321d43efa95f53450735dad6975e0fd120afabffe50
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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