Analysis
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max time kernel
149s -
max time network
133s -
platform
windows10-2004_x64 -
resource
win10v2004-20240508-en -
resource tags
arch:x64arch:x86image:win10v2004-20240508-enlocale:en-usos:windows10-2004-x64system -
submitted
18-05-2024 16:53
Static task
static1
Behavioral task
behavioral1
Sample
7c4e65a7914c822530f59fd7024129801e3b603a44ad33328b1ac7c896918dd6.exe
Resource
win10v2004-20240508-en
General
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Target
7c4e65a7914c822530f59fd7024129801e3b603a44ad33328b1ac7c896918dd6.exe
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Size
4.1MB
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MD5
edbda745476dcc80de4f6e5bad0153c6
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SHA1
6555216800f97b13d32dd512820e7e2c2e280308
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SHA256
7c4e65a7914c822530f59fd7024129801e3b603a44ad33328b1ac7c896918dd6
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SHA512
73c42f64247c5cea9cf0ba06ede4cc69938973964cf5862b64e8332a36100cc006ef704f56498e575d565b11cf6c73c36742e2427b0fb72863f1265a35508dfa
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SSDEEP
98304:wc7aFVXn+Lid2bryXaMbaClZg093y0sFFfdliBdP1:wX++d2b0aMbplZO0sFfS1
Malware Config
Signatures
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Glupteba payload 19 IoCs
resource yara_rule behavioral1/memory/3516-2-0x0000000004850000-0x000000000513B000-memory.dmp family_glupteba behavioral1/memory/3516-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/3516-94-0x0000000000400000-0x0000000002738000-memory.dmp family_glupteba behavioral1/memory/3516-129-0x0000000004850000-0x000000000513B000-memory.dmp family_glupteba behavioral1/memory/2832-134-0x0000000000400000-0x0000000002738000-memory.dmp family_glupteba behavioral1/memory/3516-187-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/1476-216-0x0000000000400000-0x0000000002738000-memory.dmp family_glupteba behavioral1/memory/1476-227-0x0000000000400000-0x0000000002738000-memory.dmp family_glupteba behavioral1/memory/1476-229-0x0000000000400000-0x0000000002738000-memory.dmp family_glupteba behavioral1/memory/1476-233-0x0000000000400000-0x0000000002738000-memory.dmp family_glupteba behavioral1/memory/1476-236-0x0000000000400000-0x0000000002738000-memory.dmp family_glupteba behavioral1/memory/1476-239-0x0000000000400000-0x0000000002738000-memory.dmp family_glupteba behavioral1/memory/1476-241-0x0000000000400000-0x0000000002738000-memory.dmp family_glupteba behavioral1/memory/1476-245-0x0000000000400000-0x0000000002738000-memory.dmp family_glupteba behavioral1/memory/1476-248-0x0000000000400000-0x0000000002738000-memory.dmp family_glupteba behavioral1/memory/1476-251-0x0000000000400000-0x0000000002738000-memory.dmp family_glupteba behavioral1/memory/1476-253-0x0000000000400000-0x0000000002738000-memory.dmp family_glupteba behavioral1/memory/1476-257-0x0000000000400000-0x0000000002738000-memory.dmp family_glupteba behavioral1/memory/1476-260-0x0000000000400000-0x0000000002738000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 1236 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 1476 csrss.exe 3724 injector.exe 4536 windefender.exe 2280 windefender.exe -
resource yara_rule behavioral1/files/0x000a000000023388-220.dat upx behavioral1/memory/4536-221-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2280-224-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4536-226-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2280-230-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/2280-235-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 7c4e65a7914c822530f59fd7024129801e3b603a44ad33328b1ac7c896918dd6.exe Set value (str) \REGISTRY\USER\S-1-5-21-2804150937-2146708401-419095071-1000\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 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 -
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 7c4e65a7914c822530f59fd7024129801e3b603a44ad33328b1ac7c896918dd6.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss 7c4e65a7914c822530f59fd7024129801e3b603a44ad33328b1ac7c896918dd6.exe File created C:\Windows\rss\csrss.exe 7c4e65a7914c822530f59fd7024129801e3b603a44ad33328b1ac7c896918dd6.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 4692 sc.exe -
pid Process 4584 powershell.exe 5064 powershell.exe 1588 powershell.exe 2712 powershell.exe 4800 powershell.exe 4448 powershell.exe 908 powershell.exe -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 3664 schtasks.exe 3888 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1931 = "Russia TZ 11 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-171 = "Central Daylight Time (Mexico)" 7c4e65a7914c822530f59fd7024129801e3b603a44ad33328b1ac7c896918dd6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-232 = "Hawaiian Standard Time" 7c4e65a7914c822530f59fd7024129801e3b603a44ad33328b1ac7c896918dd6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-981 = "Kamchatka Daylight Time" 7c4e65a7914c822530f59fd7024129801e3b603a44ad33328b1ac7c896918dd6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2771 = "Omsk Daylight Time" 7c4e65a7914c822530f59fd7024129801e3b603a44ad33328b1ac7c896918dd6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-302 = "Romance Standard Time" 7c4e65a7914c822530f59fd7024129801e3b603a44ad33328b1ac7c896918dd6.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-832 = "SA Eastern Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-961 = "Paraguay Daylight Time" 7c4e65a7914c822530f59fd7024129801e3b603a44ad33328b1ac7c896918dd6.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2042 = "Eastern Standard Time (Mexico)" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-261 = "GMT Daylight Time" 7c4e65a7914c822530f59fd7024129801e3b603a44ad33328b1ac7c896918dd6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-541 = "Myanmar Daylight Time" 7c4e65a7914c822530f59fd7024129801e3b603a44ad33328b1ac7c896918dd6.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-72 = "Newfoundland Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2182 = "Astrakhan Standard Time" 7c4e65a7914c822530f59fd7024129801e3b603a44ad33328b1ac7c896918dd6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2792 = "Novosibirsk Standard Time" 7c4e65a7914c822530f59fd7024129801e3b603a44ad33328b1ac7c896918dd6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1912 = "Russia TZ 10 Standard Time" 7c4e65a7914c822530f59fd7024129801e3b603a44ad33328b1ac7c896918dd6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-792 = "SA Western Standard Time" 7c4e65a7914c822530f59fd7024129801e3b603a44ad33328b1ac7c896918dd6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1501 = "Turkey Daylight Time" 7c4e65a7914c822530f59fd7024129801e3b603a44ad33328b1ac7c896918dd6.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-172 = "Central Standard Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-412 = "E. Africa Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-91 = "Pacific SA Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-662 = "Cen. Australia Standard Time" 7c4e65a7914c822530f59fd7024129801e3b603a44ad33328b1ac7c896918dd6.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\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\2a\52C64B7E\@tzres.dll,-1661 = "Bahia Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2572 = "Turks and Caicos Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-281 = "Central Europe Daylight Time" 7c4e65a7914c822530f59fd7024129801e3b603a44ad33328b1ac7c896918dd6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-332 = "E. Europe Standard Time" 7c4e65a7914c822530f59fd7024129801e3b603a44ad33328b1ac7c896918dd6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2342 = "Haiti Standard Time" 7c4e65a7914c822530f59fd7024129801e3b603a44ad33328b1ac7c896918dd6.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1022 = "Bangladesh Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1021 = "Bangladesh Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-722 = "Central Pacific Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-449 = "Azerbaijan Standard Time" 7c4e65a7914c822530f59fd7024129801e3b603a44ad33328b1ac7c896918dd6.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\2a\52C64B7E\@tzres.dll,-891 = "Morocco Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-592 = "Malay Peninsula Standard Time" windefender.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-681 = "E. Australia Daylight Time" 7c4e65a7914c822530f59fd7024129801e3b603a44ad33328b1ac7c896918dd6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-372 = "Jerusalem Standard Time" 7c4e65a7914c822530f59fd7024129801e3b603a44ad33328b1ac7c896918dd6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-31 = "Mid-Atlantic Daylight Time" 7c4e65a7914c822530f59fd7024129801e3b603a44ad33328b1ac7c896918dd6.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-932 = "Coordinated Universal Time" 7c4e65a7914c822530f59fd7024129801e3b603a44ad33328b1ac7c896918dd6.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1" powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1" powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4448 powershell.exe 4448 powershell.exe 3516 7c4e65a7914c822530f59fd7024129801e3b603a44ad33328b1ac7c896918dd6.exe 3516 7c4e65a7914c822530f59fd7024129801e3b603a44ad33328b1ac7c896918dd6.exe 908 powershell.exe 908 powershell.exe 2832 7c4e65a7914c822530f59fd7024129801e3b603a44ad33328b1ac7c896918dd6.exe 2832 7c4e65a7914c822530f59fd7024129801e3b603a44ad33328b1ac7c896918dd6.exe 2832 7c4e65a7914c822530f59fd7024129801e3b603a44ad33328b1ac7c896918dd6.exe 2832 7c4e65a7914c822530f59fd7024129801e3b603a44ad33328b1ac7c896918dd6.exe 2832 7c4e65a7914c822530f59fd7024129801e3b603a44ad33328b1ac7c896918dd6.exe 2832 7c4e65a7914c822530f59fd7024129801e3b603a44ad33328b1ac7c896918dd6.exe 2832 7c4e65a7914c822530f59fd7024129801e3b603a44ad33328b1ac7c896918dd6.exe 2832 7c4e65a7914c822530f59fd7024129801e3b603a44ad33328b1ac7c896918dd6.exe 2832 7c4e65a7914c822530f59fd7024129801e3b603a44ad33328b1ac7c896918dd6.exe 2832 7c4e65a7914c822530f59fd7024129801e3b603a44ad33328b1ac7c896918dd6.exe 4584 powershell.exe 4584 powershell.exe 5064 powershell.exe 5064 powershell.exe 1588 powershell.exe 1588 powershell.exe 2712 powershell.exe 2712 powershell.exe 4800 powershell.exe 4800 powershell.exe 3724 injector.exe 3724 injector.exe 3724 injector.exe 3724 injector.exe 3724 injector.exe 3724 injector.exe 1476 csrss.exe 1476 csrss.exe 3724 injector.exe 3724 injector.exe 3724 injector.exe 3724 injector.exe 3724 injector.exe 3724 injector.exe 1476 csrss.exe 1476 csrss.exe 3724 injector.exe 3724 injector.exe 1476 csrss.exe 1476 csrss.exe 3724 injector.exe 3724 injector.exe 3724 injector.exe 3724 injector.exe 3724 injector.exe 3724 injector.exe 3724 injector.exe 3724 injector.exe 3724 injector.exe 3724 injector.exe 3724 injector.exe 3724 injector.exe 3724 injector.exe 3724 injector.exe 3724 injector.exe 3724 injector.exe 3724 injector.exe 3724 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 4448 powershell.exe Token: SeDebugPrivilege 3516 7c4e65a7914c822530f59fd7024129801e3b603a44ad33328b1ac7c896918dd6.exe Token: SeImpersonatePrivilege 3516 7c4e65a7914c822530f59fd7024129801e3b603a44ad33328b1ac7c896918dd6.exe Token: SeDebugPrivilege 908 powershell.exe Token: SeDebugPrivilege 4584 powershell.exe Token: SeDebugPrivilege 5064 powershell.exe Token: SeDebugPrivilege 1588 powershell.exe Token: SeDebugPrivilege 2712 powershell.exe Token: SeDebugPrivilege 4800 powershell.exe Token: SeSystemEnvironmentPrivilege 1476 csrss.exe Token: SeSecurityPrivilege 4692 sc.exe Token: SeSecurityPrivilege 4692 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 3516 wrote to memory of 4448 3516 7c4e65a7914c822530f59fd7024129801e3b603a44ad33328b1ac7c896918dd6.exe 85 PID 3516 wrote to memory of 4448 3516 7c4e65a7914c822530f59fd7024129801e3b603a44ad33328b1ac7c896918dd6.exe 85 PID 3516 wrote to memory of 4448 3516 7c4e65a7914c822530f59fd7024129801e3b603a44ad33328b1ac7c896918dd6.exe 85 PID 2832 wrote to memory of 908 2832 7c4e65a7914c822530f59fd7024129801e3b603a44ad33328b1ac7c896918dd6.exe 96 PID 2832 wrote to memory of 908 2832 7c4e65a7914c822530f59fd7024129801e3b603a44ad33328b1ac7c896918dd6.exe 96 PID 2832 wrote to memory of 908 2832 7c4e65a7914c822530f59fd7024129801e3b603a44ad33328b1ac7c896918dd6.exe 96 PID 2832 wrote to memory of 3228 2832 7c4e65a7914c822530f59fd7024129801e3b603a44ad33328b1ac7c896918dd6.exe 99 PID 2832 wrote to memory of 3228 2832 7c4e65a7914c822530f59fd7024129801e3b603a44ad33328b1ac7c896918dd6.exe 99 PID 3228 wrote to memory of 1236 3228 cmd.exe 101 PID 3228 wrote to memory of 1236 3228 cmd.exe 101 PID 2832 wrote to memory of 4584 2832 7c4e65a7914c822530f59fd7024129801e3b603a44ad33328b1ac7c896918dd6.exe 102 PID 2832 wrote to memory of 4584 2832 7c4e65a7914c822530f59fd7024129801e3b603a44ad33328b1ac7c896918dd6.exe 102 PID 2832 wrote to memory of 4584 2832 7c4e65a7914c822530f59fd7024129801e3b603a44ad33328b1ac7c896918dd6.exe 102 PID 2832 wrote to memory of 5064 2832 7c4e65a7914c822530f59fd7024129801e3b603a44ad33328b1ac7c896918dd6.exe 105 PID 2832 wrote to memory of 5064 2832 7c4e65a7914c822530f59fd7024129801e3b603a44ad33328b1ac7c896918dd6.exe 105 PID 2832 wrote to memory of 5064 2832 7c4e65a7914c822530f59fd7024129801e3b603a44ad33328b1ac7c896918dd6.exe 105 PID 2832 wrote to memory of 1476 2832 7c4e65a7914c822530f59fd7024129801e3b603a44ad33328b1ac7c896918dd6.exe 107 PID 2832 wrote to memory of 1476 2832 7c4e65a7914c822530f59fd7024129801e3b603a44ad33328b1ac7c896918dd6.exe 107 PID 2832 wrote to memory of 1476 2832 7c4e65a7914c822530f59fd7024129801e3b603a44ad33328b1ac7c896918dd6.exe 107 PID 1476 wrote to memory of 1588 1476 csrss.exe 108 PID 1476 wrote to memory of 1588 1476 csrss.exe 108 PID 1476 wrote to memory of 1588 1476 csrss.exe 108 PID 1476 wrote to memory of 2712 1476 csrss.exe 113 PID 1476 wrote to memory of 2712 1476 csrss.exe 113 PID 1476 wrote to memory of 2712 1476 csrss.exe 113 PID 1476 wrote to memory of 4800 1476 csrss.exe 116 PID 1476 wrote to memory of 4800 1476 csrss.exe 116 PID 1476 wrote to memory of 4800 1476 csrss.exe 116 PID 1476 wrote to memory of 3724 1476 csrss.exe 118 PID 1476 wrote to memory of 3724 1476 csrss.exe 118 PID 4536 wrote to memory of 4672 4536 windefender.exe 127 PID 4536 wrote to memory of 4672 4536 windefender.exe 127 PID 4536 wrote to memory of 4672 4536 windefender.exe 127 PID 4672 wrote to memory of 4692 4672 cmd.exe 128 PID 4672 wrote to memory of 4692 4672 cmd.exe 128 PID 4672 wrote to memory of 4692 4672 cmd.exe 128 -
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\7c4e65a7914c822530f59fd7024129801e3b603a44ad33328b1ac7c896918dd6.exe"C:\Users\Admin\AppData\Local\Temp\7c4e65a7914c822530f59fd7024129801e3b603a44ad33328b1ac7c896918dd6.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3516 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4448
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C:\Users\Admin\AppData\Local\Temp\7c4e65a7914c822530f59fd7024129801e3b603a44ad33328b1ac7c896918dd6.exe"C:\Users\Admin\AppData\Local\Temp\7c4e65a7914c822530f59fd7024129801e3b603a44ad33328b1ac7c896918dd6.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:2832 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:908
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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:3228 -
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:1236
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4584
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile3⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5064
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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:1476 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1588
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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:3664
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:1008
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2712
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile4⤵
- Drops file in System32 directory
- Command and Scripting Interpreter: PowerShell
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4800
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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:3724
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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:3888
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4536 -
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:4672 -
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:4692
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:2280
Network
MITRE ATT&CK Enterprise v15
Persistence
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Privilege Escalation
Boot or Logon Autostart Execution
1Registry Run Keys / Startup Folder
1Create or Modify System Process
1Windows Service
1Scheduled Task/Job
1Replay Monitor
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Downloads
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Filesize
60B
MD5d17fe0a3f47be24a6453e9ef58c94641
SHA16ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA25696ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
SHA5125b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
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Filesize
281KB
MD5d98e33b66343e7c96158444127a117f6
SHA1bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA2565de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
SHA512705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
Filesize2KB
MD5968cb9309758126772781b83adb8a28f
SHA18da30e71accf186b2ba11da1797cf67f8f78b47c
SHA25692099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a
SHA5124bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD598a884b2195d327e1fb54e5678d7fcc7
SHA1ed14115d0d497c64e484670cefb848c01a37584d
SHA256d81c3f0a1039fce0e54882e27132b7fa0e6467df23bc053231db06e38c6fb1f4
SHA512be7bb1112b831aabd6c52ab6cbeeccb716b13f2369bc96b7ba44a95036b06257fe35b4c6d62b706b184d6edc708c699d39596ff09fc50c22ff5c7841e6f2eed3
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5990837a383fe31137d0eb76d41b5d0a1
SHA13fc9cbf91011585717ef8d30705c3b266c5dc659
SHA2567e1e87b475037c260f7b7d0938e542a11fed1414ec222f7f398c4537175f5fd8
SHA512df191a977398482e27557c469de52f6304e8b054f4c8cf511a46a9de50cbeba8ac04307bb2a606483d590ebb566e900d66e33251bb6fd542e1af8c599feb964d
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD58ab07ca2630350cd7728c2764d5bba32
SHA17242a6dd5d9638d5b0f2a4c45dc9614c69e519c6
SHA2564407f01bb9a5cdce512e68f5d48fc0443b1ade86d18cfdca93e9fe16987714b7
SHA51209209b8c4767821227b8abfb9d7b130c099b0c470fa8b12d81dbb1054f1458b47e6c70da3410de15675f5374e2ce3f12a907eb6ce9c6987a1b878d5d1e59128d
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD57d3996bdca1b5195b3fd53ed89f3bff5
SHA11d458fbb2ed6985c7ddf0f227ca8a61c3823307d
SHA2567ace7fffb28458a13f56462df2f7f1cc1650efdab869033f84bcc51c31405169
SHA5123575278313bd0bd06b61623f1d55d7694039b0cee9950034c8e83934980f19cbd2c65d8aa280f981792d8c5cf13d9c2f9ec0e59ca5904f518f5f6faadb906b76
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD51d3798a62fba8b4438f928caec0cec63
SHA1be2b1e16fbe6d1faafc0aede069ba73715bbafac
SHA2564be5dcc3726259e1163c5af2f6f5fc5d6fc6bcbd826643046c169ed0670efb34
SHA512454e3e11cc28c07a0cc63a506de2437c268d5dae112ab69ff2ee4cd663702d34984b26137a1a09f6a8ed7aabcc051e65470dab2cc272313cca24cc84eeccd41c
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Filesize
4.1MB
MD5edbda745476dcc80de4f6e5bad0153c6
SHA16555216800f97b13d32dd512820e7e2c2e280308
SHA2567c4e65a7914c822530f59fd7024129801e3b603a44ad33328b1ac7c896918dd6
SHA51273c42f64247c5cea9cf0ba06ede4cc69938973964cf5862b64e8332a36100cc006ef704f56498e575d565b11cf6c73c36742e2427b0fb72863f1265a35508dfa
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec