Analysis
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max time kernel
149s -
max time network
152s -
platform
windows10-2004_x64 -
resource
win10v2004-20240426-en -
resource tags
arch:x64arch:x86image:win10v2004-20240426-enlocale:en-usos:windows10-2004-x64system -
submitted
19-05-2024 16:24
Static task
static1
Behavioral task
behavioral1
Sample
e1129b127bf269890514f1a62139a83875559d5306e7ff1f1fe51bc1bbd7cb79.exe
Resource
win10v2004-20240426-en
General
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Target
e1129b127bf269890514f1a62139a83875559d5306e7ff1f1fe51bc1bbd7cb79.exe
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Size
4.1MB
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MD5
9072aece4dc0b22fd6164628bc4f574c
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SHA1
d8fabd510bc393d622be0a16954bd6ba9e00a91a
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SHA256
e1129b127bf269890514f1a62139a83875559d5306e7ff1f1fe51bc1bbd7cb79
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SHA512
026ee8f22d16587088a555c144af8b352c6532c6648e6ad290ba1accd25743af7ef2fbbbf135f1d9bb0aeaf7ba126354835e5fa623f451f762634b79af182ff8
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SSDEEP
98304:BvHfbigA34ifkpJZQU0TgaIfW6UkFHwAhDtgwFW+1B:BvHfb2IifudqhIuUHwAjW+T
Malware Config
Signatures
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Glupteba payload 10 IoCs
Processes:
resource yara_rule behavioral1/memory/2760-215-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral1/memory/2760-235-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral1/memory/2760-239-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral1/memory/2760-243-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral1/memory/2760-247-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral1/memory/2760-251-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral1/memory/2760-255-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral1/memory/2760-263-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral1/memory/2760-267-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba behavioral1/memory/2760-271-0x0000000000400000-0x0000000002733000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
Processes:
netsh.exepid Process 372 netsh.exe -
Executes dropped EXE 4 IoCs
Processes:
csrss.exeinjector.exewindefender.exewindefender.exepid Process 2760 csrss.exe 1456 injector.exe 3672 windefender.exe 4360 windefender.exe -
Processes:
resource yara_rule behavioral1/files/0x000b000000023448-219.dat upx behavioral1/files/0x000b000000023448-222.dat upx behavioral1/memory/3672-225-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4360-223-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/3672-221-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4360-229-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral1/memory/4360-237-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
e1129b127bf269890514f1a62139a83875559d5306e7ff1f1fe51bc1bbd7cb79.execsrss.exedescription ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" e1129b127bf269890514f1a62139a83875559d5306e7ff1f1fe51bc1bbd7cb79.exe Set value (str) \REGISTRY\USER\S-1-5-21-3906287020-2915474608-1755617787-1000\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.
Processes:
csrss.exedescription ioc Process File opened for modification \??\WinMonFS csrss.exe -
Drops file in System32 directory 7 IoCs
Processes:
powershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exedescription ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File created C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe -
Checks for VirtualBox DLLs, possible anti-VM trick 1 TTPs 1 IoCs
Certain files are specific to VirtualBox VMs and can be used to detect execution in a VM.
Processes:
e1129b127bf269890514f1a62139a83875559d5306e7ff1f1fe51bc1bbd7cb79.exedescription ioc Process File opened (read-only) \??\VBoxMiniRdrDN e1129b127bf269890514f1a62139a83875559d5306e7ff1f1fe51bc1bbd7cb79.exe -
Drops file in Windows directory 4 IoCs
Processes:
csrss.exee1129b127bf269890514f1a62139a83875559d5306e7ff1f1fe51bc1bbd7cb79.exedescription ioc Process File created C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\windefender.exe csrss.exe File opened for modification C:\Windows\rss e1129b127bf269890514f1a62139a83875559d5306e7ff1f1fe51bc1bbd7cb79.exe File created C:\Windows\rss\csrss.exe e1129b127bf269890514f1a62139a83875559d5306e7ff1f1fe51bc1bbd7cb79.exe -
Launches sc.exe 1 IoCs
Sc.exe is a Windows utlilty to control services on the system.
Processes:
sc.exepid Process 3044 sc.exe -
Processes:
powershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepid Process 1952 powershell.exe 2040 powershell.exe 744 powershell.exe 1836 powershell.exe 4608 powershell.exe 3008 powershell.exe 4848 powershell.exe -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
Processes:
schtasks.exeschtasks.exepid Process 1096 schtasks.exe 1088 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
Processes:
windefender.exee1129b127bf269890514f1a62139a83875559d5306e7ff1f1fe51bc1bbd7cb79.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exedescription ioc Process Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-334 = "Jordan 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)" e1129b127bf269890514f1a62139a83875559d5306e7ff1f1fe51bc1bbd7cb79.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2511 = "Lord Howe Daylight Time" e1129b127bf269890514f1a62139a83875559d5306e7ff1f1fe51bc1bbd7cb79.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2792 = "Novosibirsk Standard Time" e1129b127bf269890514f1a62139a83875559d5306e7ff1f1fe51bc1bbd7cb79.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs 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\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,-961 = "Paraguay Daylight 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\@tzres.dll,-281 = "Central Europe Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-372 = "Jerusalem Standard Time" e1129b127bf269890514f1a62139a83875559d5306e7ff1f1fe51bc1bbd7cb79.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1832 = "Russia TZ 2 Standard Time" e1129b127bf269890514f1a62139a83875559d5306e7ff1f1fe51bc1bbd7cb79.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2941 = "Sao Tome Daylight Time" e1129b127bf269890514f1a62139a83875559d5306e7ff1f1fe51bc1bbd7cb79.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-751 = "Tonga Daylight Time" e1129b127bf269890514f1a62139a83875559d5306e7ff1f1fe51bc1bbd7cb79.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-11 = "Azores Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-662 = "Cen. Australia Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-162 = "Central Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1912 = "Russia TZ 10 Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-52 = "Greenland Standard Time" e1129b127bf269890514f1a62139a83875559d5306e7ff1f1fe51bc1bbd7cb79.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,-41 = "E. South America Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2432 = "Cuba Standard Time" e1129b127bf269890514f1a62139a83875559d5306e7ff1f1fe51bc1bbd7cb79.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2632 = "Norfolk Standard Time" e1129b127bf269890514f1a62139a83875559d5306e7ff1f1fe51bc1bbd7cb79.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-3051 = "Qyzylorda Daylight Time" e1129b127bf269890514f1a62139a83875559d5306e7ff1f1fe51bc1bbd7cb79.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2322 = "Sakhalin Standard Time" e1129b127bf269890514f1a62139a83875559d5306e7ff1f1fe51bc1bbd7cb79.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1041 = "Ulaanbaatar Daylight Time" e1129b127bf269890514f1a62139a83875559d5306e7ff1f1fe51bc1bbd7cb79.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs 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,-602 = "Taipei Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-202 = "US Mountain Standard Time" e1129b127bf269890514f1a62139a83875559d5306e7ff1f1fe51bc1bbd7cb79.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\@tzres.dll,-362 = "GTB Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-172 = "Central Standard Time (Mexico)" e1129b127bf269890514f1a62139a83875559d5306e7ff1f1fe51bc1bbd7cb79.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-872 = "Pakistan Standard Time" e1129b127bf269890514f1a62139a83875559d5306e7ff1f1fe51bc1bbd7cb79.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates 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\2a\52C64B7E\@tzres.dll,-502 = "Nepal Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-462 = "Afghanistan Standard Time" e1129b127bf269890514f1a62139a83875559d5306e7ff1f1fe51bc1bbd7cb79.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-572 = "China Standard Time" e1129b127bf269890514f1a62139a83875559d5306e7ff1f1fe51bc1bbd7cb79.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2512 = "Lord Howe Standard Time" e1129b127bf269890514f1a62139a83875559d5306e7ff1f1fe51bc1bbd7cb79.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-302 = "Romance Standard Time" e1129b127bf269890514f1a62139a83875559d5306e7ff1f1fe51bc1bbd7cb79.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2751 = "Tomsk Daylight Time" e1129b127bf269890514f1a62139a83875559d5306e7ff1f1fe51bc1bbd7cb79.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA 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\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2002 = "Cabo Verde Standard Time" e1129b127bf269890514f1a62139a83875559d5306e7ff1f1fe51bc1bbd7cb79.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2411 = "Marquesas Daylight Time" e1129b127bf269890514f1a62139a83875559d5306e7ff1f1fe51bc1bbd7cb79.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2772 = "Omsk Standard Time" e1129b127bf269890514f1a62139a83875559d5306e7ff1f1fe51bc1bbd7cb79.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-214 = "Pacific Daylight Time (Mexico)" e1129b127bf269890514f1a62139a83875559d5306e7ff1f1fe51bc1bbd7cb79.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs 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\2a\52C64B7E\@tzres.dll,-671 = "AUS Eastern Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-272 = "Greenwich Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1821 = "Russia TZ 1 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-541 = "Myanmar Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2061 = "North Korea Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1411 = "Syria Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-122 = "SA Pacific Standard Time" e1129b127bf269890514f1a62139a83875559d5306e7ff1f1fe51bc1bbd7cb79.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2592 = "Tocantins Standard Time" e1129b127bf269890514f1a62139a83875559d5306e7ff1f1fe51bc1bbd7cb79.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
Processes:
powershell.exee1129b127bf269890514f1a62139a83875559d5306e7ff1f1fe51bc1bbd7cb79.exepowershell.exee1129b127bf269890514f1a62139a83875559d5306e7ff1f1fe51bc1bbd7cb79.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exeinjector.execsrss.exepid Process 1952 powershell.exe 1952 powershell.exe 3604 e1129b127bf269890514f1a62139a83875559d5306e7ff1f1fe51bc1bbd7cb79.exe 3604 e1129b127bf269890514f1a62139a83875559d5306e7ff1f1fe51bc1bbd7cb79.exe 2040 powershell.exe 2040 powershell.exe 2040 powershell.exe 4676 e1129b127bf269890514f1a62139a83875559d5306e7ff1f1fe51bc1bbd7cb79.exe 4676 e1129b127bf269890514f1a62139a83875559d5306e7ff1f1fe51bc1bbd7cb79.exe 4676 e1129b127bf269890514f1a62139a83875559d5306e7ff1f1fe51bc1bbd7cb79.exe 4676 e1129b127bf269890514f1a62139a83875559d5306e7ff1f1fe51bc1bbd7cb79.exe 4676 e1129b127bf269890514f1a62139a83875559d5306e7ff1f1fe51bc1bbd7cb79.exe 4676 e1129b127bf269890514f1a62139a83875559d5306e7ff1f1fe51bc1bbd7cb79.exe 4676 e1129b127bf269890514f1a62139a83875559d5306e7ff1f1fe51bc1bbd7cb79.exe 4676 e1129b127bf269890514f1a62139a83875559d5306e7ff1f1fe51bc1bbd7cb79.exe 4676 e1129b127bf269890514f1a62139a83875559d5306e7ff1f1fe51bc1bbd7cb79.exe 4676 e1129b127bf269890514f1a62139a83875559d5306e7ff1f1fe51bc1bbd7cb79.exe 744 powershell.exe 744 powershell.exe 744 powershell.exe 1836 powershell.exe 1836 powershell.exe 1836 powershell.exe 4608 powershell.exe 4608 powershell.exe 4608 powershell.exe 3008 powershell.exe 3008 powershell.exe 3008 powershell.exe 4848 powershell.exe 4848 powershell.exe 4848 powershell.exe 1456 injector.exe 1456 injector.exe 1456 injector.exe 1456 injector.exe 1456 injector.exe 1456 injector.exe 2760 csrss.exe 2760 csrss.exe 1456 injector.exe 1456 injector.exe 1456 injector.exe 1456 injector.exe 1456 injector.exe 1456 injector.exe 2760 csrss.exe 2760 csrss.exe 1456 injector.exe 1456 injector.exe 2760 csrss.exe 2760 csrss.exe 1456 injector.exe 1456 injector.exe 1456 injector.exe 1456 injector.exe 1456 injector.exe 1456 injector.exe 1456 injector.exe 1456 injector.exe 1456 injector.exe 1456 injector.exe 1456 injector.exe 1456 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
Processes:
powershell.exee1129b127bf269890514f1a62139a83875559d5306e7ff1f1fe51bc1bbd7cb79.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.exepowershell.execsrss.exesc.exedescription pid Process Token: SeDebugPrivilege 1952 powershell.exe Token: SeDebugPrivilege 3604 e1129b127bf269890514f1a62139a83875559d5306e7ff1f1fe51bc1bbd7cb79.exe Token: SeImpersonatePrivilege 3604 e1129b127bf269890514f1a62139a83875559d5306e7ff1f1fe51bc1bbd7cb79.exe Token: SeDebugPrivilege 2040 powershell.exe Token: SeDebugPrivilege 744 powershell.exe Token: SeDebugPrivilege 1836 powershell.exe Token: SeDebugPrivilege 4608 powershell.exe Token: SeDebugPrivilege 3008 powershell.exe Token: SeDebugPrivilege 4848 powershell.exe Token: SeSystemEnvironmentPrivilege 2760 csrss.exe Token: SeSecurityPrivilege 3044 sc.exe Token: SeSecurityPrivilege 3044 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
Processes:
e1129b127bf269890514f1a62139a83875559d5306e7ff1f1fe51bc1bbd7cb79.exee1129b127bf269890514f1a62139a83875559d5306e7ff1f1fe51bc1bbd7cb79.execmd.execsrss.exewindefender.execmd.exedescription pid Process procid_target PID 3604 wrote to memory of 1952 3604 e1129b127bf269890514f1a62139a83875559d5306e7ff1f1fe51bc1bbd7cb79.exe 87 PID 3604 wrote to memory of 1952 3604 e1129b127bf269890514f1a62139a83875559d5306e7ff1f1fe51bc1bbd7cb79.exe 87 PID 3604 wrote to memory of 1952 3604 e1129b127bf269890514f1a62139a83875559d5306e7ff1f1fe51bc1bbd7cb79.exe 87 PID 4676 wrote to memory of 2040 4676 e1129b127bf269890514f1a62139a83875559d5306e7ff1f1fe51bc1bbd7cb79.exe 97 PID 4676 wrote to memory of 2040 4676 e1129b127bf269890514f1a62139a83875559d5306e7ff1f1fe51bc1bbd7cb79.exe 97 PID 4676 wrote to memory of 2040 4676 e1129b127bf269890514f1a62139a83875559d5306e7ff1f1fe51bc1bbd7cb79.exe 97 PID 4676 wrote to memory of 1728 4676 e1129b127bf269890514f1a62139a83875559d5306e7ff1f1fe51bc1bbd7cb79.exe 101 PID 4676 wrote to memory of 1728 4676 e1129b127bf269890514f1a62139a83875559d5306e7ff1f1fe51bc1bbd7cb79.exe 101 PID 1728 wrote to memory of 372 1728 cmd.exe 103 PID 1728 wrote to memory of 372 1728 cmd.exe 103 PID 4676 wrote to memory of 744 4676 e1129b127bf269890514f1a62139a83875559d5306e7ff1f1fe51bc1bbd7cb79.exe 104 PID 4676 wrote to memory of 744 4676 e1129b127bf269890514f1a62139a83875559d5306e7ff1f1fe51bc1bbd7cb79.exe 104 PID 4676 wrote to memory of 744 4676 e1129b127bf269890514f1a62139a83875559d5306e7ff1f1fe51bc1bbd7cb79.exe 104 PID 4676 wrote to memory of 1836 4676 e1129b127bf269890514f1a62139a83875559d5306e7ff1f1fe51bc1bbd7cb79.exe 108 PID 4676 wrote to memory of 1836 4676 e1129b127bf269890514f1a62139a83875559d5306e7ff1f1fe51bc1bbd7cb79.exe 108 PID 4676 wrote to memory of 1836 4676 e1129b127bf269890514f1a62139a83875559d5306e7ff1f1fe51bc1bbd7cb79.exe 108 PID 4676 wrote to memory of 2760 4676 e1129b127bf269890514f1a62139a83875559d5306e7ff1f1fe51bc1bbd7cb79.exe 111 PID 4676 wrote to memory of 2760 4676 e1129b127bf269890514f1a62139a83875559d5306e7ff1f1fe51bc1bbd7cb79.exe 111 PID 4676 wrote to memory of 2760 4676 e1129b127bf269890514f1a62139a83875559d5306e7ff1f1fe51bc1bbd7cb79.exe 111 PID 2760 wrote to memory of 4608 2760 csrss.exe 112 PID 2760 wrote to memory of 4608 2760 csrss.exe 112 PID 2760 wrote to memory of 4608 2760 csrss.exe 112 PID 2760 wrote to memory of 3008 2760 csrss.exe 117 PID 2760 wrote to memory of 3008 2760 csrss.exe 117 PID 2760 wrote to memory of 3008 2760 csrss.exe 117 PID 2760 wrote to memory of 4848 2760 csrss.exe 120 PID 2760 wrote to memory of 4848 2760 csrss.exe 120 PID 2760 wrote to memory of 4848 2760 csrss.exe 120 PID 2760 wrote to memory of 1456 2760 csrss.exe 122 PID 2760 wrote to memory of 1456 2760 csrss.exe 122 PID 3672 wrote to memory of 4288 3672 windefender.exe 128 PID 3672 wrote to memory of 4288 3672 windefender.exe 128 PID 3672 wrote to memory of 4288 3672 windefender.exe 128 PID 4288 wrote to memory of 3044 4288 cmd.exe 129 PID 4288 wrote to memory of 3044 4288 cmd.exe 129 PID 4288 wrote to memory of 3044 4288 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\e1129b127bf269890514f1a62139a83875559d5306e7ff1f1fe51bc1bbd7cb79.exe"C:\Users\Admin\AppData\Local\Temp\e1129b127bf269890514f1a62139a83875559d5306e7ff1f1fe51bc1bbd7cb79.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3604 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1952
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C:\Users\Admin\AppData\Local\Temp\e1129b127bf269890514f1a62139a83875559d5306e7ff1f1fe51bc1bbd7cb79.exe"C:\Users\Admin\AppData\Local\Temp\e1129b127bf269890514f1a62139a83875559d5306e7ff1f1fe51bc1bbd7cb79.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:4676 -
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:2040
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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:1728 -
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:372
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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:744
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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:1836
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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:2760 -
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:4608
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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:1096
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:3668
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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:3008
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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:4848
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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:1456
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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:1088
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3672 -
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:4288 -
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:3044
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:4360
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
MD53d086a433708053f9bf9523e1d87a4e8
SHA1b3ab5d4f282a4c8fe8c3005b8a557ed5a0e37f28
SHA2566f8fd1b8d9788ad54eaeee329232187e24b7b43393a01aeba2d6e9675231fb69
SHA512931ae42b4c68a4507ff2342332b08eb407050d47cf4176137ea022d0f6e513c689e998445a04c6d18d4877391705c586bfce0234632b898d41aaed0957996dfd
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD59b715386784f3f9e414dfc53621b9d1b
SHA1fe41ac57c6c80c96287962b9f5772072a2a4678a
SHA256f9df415a1a76a857af2b872ed53684616b73b062ac724e60479de01f950f8f52
SHA512cdf414b0e613436b302b4c90379511630467a048715ffa7c7c6ed670fdcc65cc542b6d262aac562c0d4c69f911f3a1c4ae5ab677f4a41d3cd3a07536775c3c9f
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5971d72fe2aec96b58b37675c55cc9dc7
SHA117d42721b8522625eee134396518ac043112f5d1
SHA2562084d8d1b6fce08e4478d911d2fea23a3bbdd67775d9002efcdb04d37e9d4b98
SHA512a9b6b8aebb08ce6207b9ad0c5002e3f49a054cd0a8854678b12bfd50ef88b01dd8bc6417e7fc5892033ce5979edfbc498021ca11a327bb084f230556968f7b21
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5ae4d5bacea06242430c7283fcf2554f7
SHA19d80904ca62dbab259fb0b6c9f26a44c2774429c
SHA256b19c9cd18c222d1e2761deb7464867acfd69b9df116aeb94dc4bb5c83acb0f6d
SHA512b1a7c4c281516a47eabfe073b186be8c365070b731801dcee2e28b1dede8095cd248c287c48619c1c5a13e1475d85ac689cb76ae9fcbfaa9b360aa6941693ebb
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD58b91d6ccc607b1f4edfe3916782bca3a
SHA19aad3842b98c5d14ba78dc81b14931aaf4874cee
SHA25646390ad31d5b8a670e9bd036435025544980eaf1efc3e7d1c3bc35e3b39b96a0
SHA5123f41ec546c88a614716db6e130fc2042faa37d8245335413d9d780ce9dde35d6b2f95a58486123890d1a570dce1b2a9ddd883adece209036404e6847905da69d
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5ddfcd08b0cb5deb7f376c9701f6874f1
SHA11b125246f40ce71def19da0b91affe5877db44b3
SHA25637d0b206f59e3baaa8e5c91defc6bc8f11be202fcb583598766a18df7d6f36c0
SHA512eb6d7cece29b72c9c6322ace61b361cc3e3181a135e0d87999503dd54b707dbca9a1a3e73b954bb3a6dc18e024c5d70c23f7f17e5dc94d3035aa351e9479d568
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Filesize
3.6MB
MD5600401666b7e7b51c6e5d524f642e993
SHA17d0f137b862615bde9855d2c57d031209ad19b4c
SHA25679aa92706c85999897680b3a5aa8218c4def1918c54338f49475a270532ee3b5
SHA51249250061aaf4791634f0b2865b5079211d820cf28f552d2da18f5b8ecba225c87c061563128794a27dd25be24166866ac729b810c50dd9a3fba85369d2151d70
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec
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Filesize
2.0MB
MD57b14991ae1158469eeead051abf23569
SHA1ebcb21dc2ae380cc9d8119c9a207908331329553
SHA256e3294cf678ff69e7465001c9a986c373efd5bcfb4ed4c21c806c45700af9faba
SHA512d8819606d7e5e9c5072455b12f95220d2095b35b60f65f38340528e513a9754f81fc659550a0d9a943dfe9e929fae50f5e1e85231b9f43abbf10aad82c54d77f