Analysis
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max time kernel
150s -
max time network
143s -
platform
windows10-2004_x64 -
resource
win10v2004-20240419-en -
resource tags
arch:x64arch:x86image:win10v2004-20240419-enlocale:en-usos:windows10-2004-x64system -
submitted
02-05-2024 07:06
Static task
static1
Behavioral task
behavioral1
Sample
deea2d1d40917e6b8c4e384877c01284fc10efeadbc835487d0044412a856a31.exe
Resource
win10v2004-20240419-en
General
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Target
deea2d1d40917e6b8c4e384877c01284fc10efeadbc835487d0044412a856a31.exe
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Size
4.2MB
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MD5
8a70cb928b943610a519e43445d89544
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SHA1
f0dd3cef5d7f6988e3a068e546ab0e7bc53458dc
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SHA256
deea2d1d40917e6b8c4e384877c01284fc10efeadbc835487d0044412a856a31
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SHA512
600f5073e25ad76f534fff10620dfef33b87d0293afa829791c2af18f198a19ec83c78fe93e26ec9883ea12534194d711a3abe803b6ab30cd62195202f019679
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SSDEEP
98304:8bkKFGIXmreyu8fcMtpXORVkF7wt352n7MbtxJUz:okDxAsfDmV87wcGtxJw
Malware Config
Signatures
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Glupteba payload 19 IoCs
resource yara_rule behavioral1/memory/2980-2-0x0000000003F00000-0x00000000047EB000-memory.dmp family_glupteba behavioral1/memory/2980-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/2980-106-0x0000000003F00000-0x00000000047EB000-memory.dmp family_glupteba behavioral1/memory/2980-104-0x0000000000400000-0x0000000001DF2000-memory.dmp family_glupteba behavioral1/memory/2096-134-0x0000000000400000-0x0000000001DF2000-memory.dmp family_glupteba behavioral1/memory/2980-184-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral1/memory/5100-217-0x0000000000400000-0x0000000001DF2000-memory.dmp family_glupteba behavioral1/memory/5100-228-0x0000000000400000-0x0000000001DF2000-memory.dmp family_glupteba behavioral1/memory/5100-231-0x0000000000400000-0x0000000001DF2000-memory.dmp family_glupteba behavioral1/memory/5100-233-0x0000000000400000-0x0000000001DF2000-memory.dmp family_glupteba behavioral1/memory/5100-237-0x0000000000400000-0x0000000001DF2000-memory.dmp family_glupteba behavioral1/memory/5100-240-0x0000000000400000-0x0000000001DF2000-memory.dmp family_glupteba behavioral1/memory/5100-243-0x0000000000400000-0x0000000001DF2000-memory.dmp family_glupteba behavioral1/memory/5100-245-0x0000000000400000-0x0000000001DF2000-memory.dmp family_glupteba behavioral1/memory/5100-249-0x0000000000400000-0x0000000001DF2000-memory.dmp family_glupteba behavioral1/memory/5100-252-0x0000000000400000-0x0000000001DF2000-memory.dmp family_glupteba behavioral1/memory/5100-255-0x0000000000400000-0x0000000001DF2000-memory.dmp family_glupteba behavioral1/memory/5100-257-0x0000000000400000-0x0000000001DF2000-memory.dmp family_glupteba behavioral1/memory/5100-261-0x0000000000400000-0x0000000001DF2000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 4236 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 5100 csrss.exe 2584 injector.exe 1272 windefender.exe 4524 windefender.exe -
resource yara_rule behavioral1/files/0x000c000000023bae-221.dat upx behavioral1/memory/1272-222-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4524-225-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/1272-227-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4524-230-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4524-236-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3411335054-1982420046-2118495756-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" deea2d1d40917e6b8c4e384877c01284fc10efeadbc835487d0044412a856a31.exe Set value (str) \REGISTRY\USER\S-1-5-21-3411335054-1982420046-2118495756-1000\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 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 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 deea2d1d40917e6b8c4e384877c01284fc10efeadbc835487d0044412a856a31.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss deea2d1d40917e6b8c4e384877c01284fc10efeadbc835487d0044412a856a31.exe File created C:\Windows\rss\csrss.exe deea2d1d40917e6b8c4e384877c01284fc10efeadbc835487d0044412a856a31.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 3588 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 4832 schtasks.exe 1472 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-592 = "Malay Peninsula Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed 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\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-371 = "Jerusalem Daylight Time" deea2d1d40917e6b8c4e384877c01284fc10efeadbc835487d0044412a856a31.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-449 = "Azerbaijan Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1802 = "Line Islands Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2451 = "Saint Pierre Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-441 = "Arabian Daylight Time" deea2d1d40917e6b8c4e384877c01284fc10efeadbc835487d0044412a856a31.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-672 = "AUS Eastern Standard Time" deea2d1d40917e6b8c4e384877c01284fc10efeadbc835487d0044412a856a31.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2751 = "Tomsk Daylight Time" deea2d1d40917e6b8c4e384877c01284fc10efeadbc835487d0044412a856a31.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2411 = "Marquesas Daylight Time" deea2d1d40917e6b8c4e384877c01284fc10efeadbc835487d0044412a856a31.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2632 = "Norfolk Standard Time" deea2d1d40917e6b8c4e384877c01284fc10efeadbc835487d0044412a856a31.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\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\2a\52C64B7E\@tzres.dll,-2492 = "Aus Central W. Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-171 = "Central Daylight Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-962 = "Paraguay Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2452 = "Saint Pierre Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs 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\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-122 = "SA Pacific Standard Time" deea2d1d40917e6b8c4e384877c01284fc10efeadbc835487d0044412a856a31.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-571 = "China Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-282 = "Central Europe Standard Time" deea2d1d40917e6b8c4e384877c01284fc10efeadbc835487d0044412a856a31.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1862 = "Russia TZ 6 Standard Time" deea2d1d40917e6b8c4e384877c01284fc10efeadbc835487d0044412a856a31.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" 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\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,-92 = "Pacific SA Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-731 = "Fiji Daylight Time" deea2d1d40917e6b8c4e384877c01284fc10efeadbc835487d0044412a856a31.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-981 = "Kamchatka Daylight Time" deea2d1d40917e6b8c4e384877c01284fc10efeadbc835487d0044412a856a31.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2892 = "Sudan Standard Time" deea2d1d40917e6b8c4e384877c01284fc10efeadbc835487d0044412a856a31.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2181 = "Astrakhan Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-372 = "Jerusalem Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2391 = "Aleutian Daylight Time" deea2d1d40917e6b8c4e384877c01284fc10efeadbc835487d0044412a856a31.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1911 = "Russia TZ 10 Daylight Time" deea2d1d40917e6b8c4e384877c01284fc10efeadbc835487d0044412a856a31.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2321 = "Sakhalin Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0" powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2491 = "Aus Central W. Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-141 = "Canada Central Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-71 = "Newfoundland Daylight Time" deea2d1d40917e6b8c4e384877c01284fc10efeadbc835487d0044412a856a31.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-202 = "US Mountain Standard Time" deea2d1d40917e6b8c4e384877c01284fc10efeadbc835487d0044412a856a31.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,-111 = "Eastern Daylight Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-122 = "SA Pacific Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2942 = "Sao Tome Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-631 = "Tokyo Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-532 = "Sri Lanka Standard Time" deea2d1d40917e6b8c4e384877c01284fc10efeadbc835487d0044412a856a31.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-302 = "Romance Standard Time" deea2d1d40917e6b8c4e384877c01284fc10efeadbc835487d0044412a856a31.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,-721 = "Central Pacific Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-181 = "Mountain Daylight Time (Mexico)" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-542 = "Myanmar Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-385 = "Namibia Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-491 = "India Daylight Time" deea2d1d40917e6b8c4e384877c01284fc10efeadbc835487d0044412a856a31.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-912 = "Mauritius Standard Time" deea2d1d40917e6b8c4e384877c01284fc10efeadbc835487d0044412a856a31.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2824 powershell.exe 2824 powershell.exe 2980 deea2d1d40917e6b8c4e384877c01284fc10efeadbc835487d0044412a856a31.exe 2980 deea2d1d40917e6b8c4e384877c01284fc10efeadbc835487d0044412a856a31.exe 2744 powershell.exe 2744 powershell.exe 2096 deea2d1d40917e6b8c4e384877c01284fc10efeadbc835487d0044412a856a31.exe 2096 deea2d1d40917e6b8c4e384877c01284fc10efeadbc835487d0044412a856a31.exe 2096 deea2d1d40917e6b8c4e384877c01284fc10efeadbc835487d0044412a856a31.exe 2096 deea2d1d40917e6b8c4e384877c01284fc10efeadbc835487d0044412a856a31.exe 2096 deea2d1d40917e6b8c4e384877c01284fc10efeadbc835487d0044412a856a31.exe 2096 deea2d1d40917e6b8c4e384877c01284fc10efeadbc835487d0044412a856a31.exe 2096 deea2d1d40917e6b8c4e384877c01284fc10efeadbc835487d0044412a856a31.exe 2096 deea2d1d40917e6b8c4e384877c01284fc10efeadbc835487d0044412a856a31.exe 2096 deea2d1d40917e6b8c4e384877c01284fc10efeadbc835487d0044412a856a31.exe 2096 deea2d1d40917e6b8c4e384877c01284fc10efeadbc835487d0044412a856a31.exe 1612 powershell.exe 1612 powershell.exe 4820 powershell.exe 4820 powershell.exe 2892 powershell.exe 2892 powershell.exe 3816 powershell.exe 3816 powershell.exe 996 powershell.exe 996 powershell.exe 2584 injector.exe 2584 injector.exe 2584 injector.exe 2584 injector.exe 2584 injector.exe 2584 injector.exe 5100 csrss.exe 5100 csrss.exe 2584 injector.exe 2584 injector.exe 2584 injector.exe 2584 injector.exe 2584 injector.exe 2584 injector.exe 5100 csrss.exe 5100 csrss.exe 2584 injector.exe 2584 injector.exe 5100 csrss.exe 5100 csrss.exe 2584 injector.exe 2584 injector.exe 2584 injector.exe 2584 injector.exe 2584 injector.exe 2584 injector.exe 2584 injector.exe 2584 injector.exe 2584 injector.exe 2584 injector.exe 2584 injector.exe 2584 injector.exe 2584 injector.exe 2584 injector.exe 2584 injector.exe 2584 injector.exe 2584 injector.exe 2584 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 2824 powershell.exe Token: SeDebugPrivilege 2980 deea2d1d40917e6b8c4e384877c01284fc10efeadbc835487d0044412a856a31.exe Token: SeImpersonatePrivilege 2980 deea2d1d40917e6b8c4e384877c01284fc10efeadbc835487d0044412a856a31.exe Token: SeDebugPrivilege 2744 powershell.exe Token: SeDebugPrivilege 1612 powershell.exe Token: SeDebugPrivilege 4820 powershell.exe Token: SeDebugPrivilege 2892 powershell.exe Token: SeDebugPrivilege 3816 powershell.exe Token: SeDebugPrivilege 996 powershell.exe Token: SeSystemEnvironmentPrivilege 5100 csrss.exe Token: SeSecurityPrivilege 3588 sc.exe Token: SeSecurityPrivilege 3588 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 2980 wrote to memory of 2824 2980 deea2d1d40917e6b8c4e384877c01284fc10efeadbc835487d0044412a856a31.exe 87 PID 2980 wrote to memory of 2824 2980 deea2d1d40917e6b8c4e384877c01284fc10efeadbc835487d0044412a856a31.exe 87 PID 2980 wrote to memory of 2824 2980 deea2d1d40917e6b8c4e384877c01284fc10efeadbc835487d0044412a856a31.exe 87 PID 2096 wrote to memory of 2744 2096 deea2d1d40917e6b8c4e384877c01284fc10efeadbc835487d0044412a856a31.exe 98 PID 2096 wrote to memory of 2744 2096 deea2d1d40917e6b8c4e384877c01284fc10efeadbc835487d0044412a856a31.exe 98 PID 2096 wrote to memory of 2744 2096 deea2d1d40917e6b8c4e384877c01284fc10efeadbc835487d0044412a856a31.exe 98 PID 2096 wrote to memory of 3888 2096 deea2d1d40917e6b8c4e384877c01284fc10efeadbc835487d0044412a856a31.exe 101 PID 2096 wrote to memory of 3888 2096 deea2d1d40917e6b8c4e384877c01284fc10efeadbc835487d0044412a856a31.exe 101 PID 3888 wrote to memory of 4236 3888 cmd.exe 103 PID 3888 wrote to memory of 4236 3888 cmd.exe 103 PID 2096 wrote to memory of 1612 2096 deea2d1d40917e6b8c4e384877c01284fc10efeadbc835487d0044412a856a31.exe 104 PID 2096 wrote to memory of 1612 2096 deea2d1d40917e6b8c4e384877c01284fc10efeadbc835487d0044412a856a31.exe 104 PID 2096 wrote to memory of 1612 2096 deea2d1d40917e6b8c4e384877c01284fc10efeadbc835487d0044412a856a31.exe 104 PID 2096 wrote to memory of 4820 2096 deea2d1d40917e6b8c4e384877c01284fc10efeadbc835487d0044412a856a31.exe 107 PID 2096 wrote to memory of 4820 2096 deea2d1d40917e6b8c4e384877c01284fc10efeadbc835487d0044412a856a31.exe 107 PID 2096 wrote to memory of 4820 2096 deea2d1d40917e6b8c4e384877c01284fc10efeadbc835487d0044412a856a31.exe 107 PID 2096 wrote to memory of 5100 2096 deea2d1d40917e6b8c4e384877c01284fc10efeadbc835487d0044412a856a31.exe 110 PID 2096 wrote to memory of 5100 2096 deea2d1d40917e6b8c4e384877c01284fc10efeadbc835487d0044412a856a31.exe 110 PID 2096 wrote to memory of 5100 2096 deea2d1d40917e6b8c4e384877c01284fc10efeadbc835487d0044412a856a31.exe 110 PID 5100 wrote to memory of 2892 5100 csrss.exe 111 PID 5100 wrote to memory of 2892 5100 csrss.exe 111 PID 5100 wrote to memory of 2892 5100 csrss.exe 111 PID 5100 wrote to memory of 3816 5100 csrss.exe 117 PID 5100 wrote to memory of 3816 5100 csrss.exe 117 PID 5100 wrote to memory of 3816 5100 csrss.exe 117 PID 5100 wrote to memory of 996 5100 csrss.exe 119 PID 5100 wrote to memory of 996 5100 csrss.exe 119 PID 5100 wrote to memory of 996 5100 csrss.exe 119 PID 5100 wrote to memory of 2584 5100 csrss.exe 121 PID 5100 wrote to memory of 2584 5100 csrss.exe 121 PID 1272 wrote to memory of 2308 1272 windefender.exe 128 PID 1272 wrote to memory of 2308 1272 windefender.exe 128 PID 1272 wrote to memory of 2308 1272 windefender.exe 128 PID 2308 wrote to memory of 3588 2308 cmd.exe 129 PID 2308 wrote to memory of 3588 2308 cmd.exe 129 PID 2308 wrote to memory of 3588 2308 cmd.exe 129 -
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\deea2d1d40917e6b8c4e384877c01284fc10efeadbc835487d0044412a856a31.exe"C:\Users\Admin\AppData\Local\Temp\deea2d1d40917e6b8c4e384877c01284fc10efeadbc835487d0044412a856a31.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:2980 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2824
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C:\Users\Admin\AppData\Local\Temp\deea2d1d40917e6b8c4e384877c01284fc10efeadbc835487d0044412a856a31.exe"C:\Users\Admin\AppData\Local\Temp\deea2d1d40917e6b8c4e384877c01284fc10efeadbc835487d0044412a856a31.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:2096 -
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:2744
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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:3888 -
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:4236
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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:1612
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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:4820
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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:5100 -
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:2892
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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:4832
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:1264
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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:3816
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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:996
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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:2584
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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:1472
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1272 -
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:2308 -
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:3588
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:4524
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
MD5fd6d7fdc7243a2a4f9a76254064d4a94
SHA1816e7501ec159667429ecc5667aca640dbfd2beb
SHA256d52501622898160ed6a0a1ee52c8651fb1f4e77e9dfa2d253803de5ec8871713
SHA5123c4c2d5443649e0f076929a481f5c6a75fb82167b867c7a894dadfb3ceb3fdf165f69d4151cffa61be365a3baa20b71befb96c6fec610bf632f3e5bc20b11f6a
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5ca8fb1755dbb9c1bd170a677e5b88896
SHA11765c3a6ad2a425f9a8c148b562dc1bf2dc6e0a6
SHA256e7f0a36a1220cde6bd2085fc1bd2ecc4ad686ea266f91c7a1e25cf73f32da03f
SHA512719aa4399ea49f0014f0fbe817beb6cba53a6b369a37a5f9f8ea51c83a852d14f2a8b1f262181096b34bb14a29447f9f3446ad28ca8be0d351adf1edddae122f
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5f03a169e9c2b7ac8e4bb8730431e5fe6
SHA1ae2ac555ef2d958230af4b80a70db7442ac957b8
SHA256310c5385b63a2d84c89ee6e89e326305531af9ad4b3fbadecaeb44091bfcbfbc
SHA51283be4019206a9718c995b8715502e943564175a416ffa9f5d70b09da67c0c90bea802d299bb723dd456a7c8bbb0fd72005235e19ce6236aec2be64ecf67bbf31
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD56546086295fb6324d380c1fa0e2b6784
SHA1a5e3c077a3590d6d73476d958d0773859ec293e8
SHA256573e8c2b3ed43a4e0aa0b0c2c9f29e0bac8cef2b614fcbdc23ad95be4a0e5883
SHA512a5c8c8fae9321d1d5137f10725ae98a7c0ad2672e28d95f53f44853d7f36dddb7d64b24b5aa825a0fcd1a5294351a737bac6693ac1e9611c07b3a7902dad6ec2
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD59cd628313f52d234a38a5e982650865b
SHA1f5330eda413addeb6d971e309804b4b6ea8c76d6
SHA256a0195cb629fd3bcfc0606b833530164520823f28f8a487d372559f6de5441107
SHA5123f8b8df7cb7cf5ebf705c2732553cdd6d87e9fda8b616a808989e768370746e68b607864c53f38957bf6dafba001d2f8bc22bfc8c439f76232874adbbcefdea6
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Filesize
4.2MB
MD58a70cb928b943610a519e43445d89544
SHA1f0dd3cef5d7f6988e3a068e546ab0e7bc53458dc
SHA256deea2d1d40917e6b8c4e384877c01284fc10efeadbc835487d0044412a856a31
SHA512600f5073e25ad76f534fff10620dfef33b87d0293afa829791c2af18f198a19ec83c78fe93e26ec9883ea12534194d711a3abe803b6ab30cd62195202f019679
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec