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Analysis
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max time kernel
149s -
max time network
150s -
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, 11:37
Static task
static1
Behavioral task
behavioral1
Sample
944cde7deb2d34a49f5873a38252331625890812026a882b16c4875544b21655.bin.exe
Resource
win7-20240215-en
General
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Target
944cde7deb2d34a49f5873a38252331625890812026a882b16c4875544b21655.bin.exe
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Size
4.1MB
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MD5
066309913db7c6fa910f37806118470b
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SHA1
e9c2dcf898a30c8932fa90def78ff3480cdd255d
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SHA256
944cde7deb2d34a49f5873a38252331625890812026a882b16c4875544b21655
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SHA512
2ad785b483891210693c0fe2bb4dd443907c878a83dc30517e3a519cb09afd7c75b3394b109abbc752d32cd1009652aedf8dba2a06c8cb8abdd8babd59501f4a
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SSDEEP
98304:PQx32Mq02zAeaet/0/YHlEVnWsL/fnVsJseCa8CK6QwXNx08FT:Yx32Mq02zAeLCVnWszfVfeCa8CLXv/R
Malware Config
Signatures
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Glupteba payload 19 IoCs
resource yara_rule behavioral2/memory/4648-2-0x0000000004CE0000-0x00000000055CB000-memory.dmp family_glupteba behavioral2/memory/4648-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/4648-28-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/4648-48-0x0000000004CE0000-0x00000000055CB000-memory.dmp family_glupteba behavioral2/memory/4648-49-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/4648-46-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/3148-81-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/3148-133-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/1608-173-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/1608-217-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/1608-218-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/1608-219-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/1608-220-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/1608-221-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/1608-222-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/1608-223-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/1608-224-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/1608-225-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/1608-226-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 3936 netsh.exe -
Executes dropped EXE 2 IoCs
pid Process 1608 csrss.exe 1596 injector.exe -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" 944cde7deb2d34a49f5873a38252331625890812026a882b16c4875544b21655.bin.exe Set value (str) \REGISTRY\USER\S-1-5-21-2539840389-1261165778-1087677076-1000\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 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 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 944cde7deb2d34a49f5873a38252331625890812026a882b16c4875544b21655.bin.exe -
Drops file in Windows directory 2 IoCs
description ioc Process File opened for modification C:\Windows\rss 944cde7deb2d34a49f5873a38252331625890812026a882b16c4875544b21655.bin.exe File created C:\Windows\rss\csrss.exe 944cde7deb2d34a49f5873a38252331625890812026a882b16c4875544b21655.bin.exe -
pid Process 4768 powershell.exe 4992 powershell.exe 4304 powershell.exe 4348 powershell.exe 1468 powershell.exe 2684 powershell.exe 2284 powershell.exe -
Program crash 2 IoCs
pid pid_target Process procid_target 2836 4768 WerFault.exe 87 4000 3148 WerFault.exe 95 -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 1444 schtasks.exe 4668 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\C:\Windows\system32\,@tzres.dll,-161 = "Central Daylight Time" 944cde7deb2d34a49f5873a38252331625890812026a882b16c4875544b21655.bin.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-741 = "New Zealand Daylight Time" 944cde7deb2d34a49f5873a38252331625890812026a882b16c4875544b21655.bin.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2391 = "Aleutian Daylight Time" 944cde7deb2d34a49f5873a38252331625890812026a882b16c4875544b21655.bin.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-602 = "Taipei Standard Time" 944cde7deb2d34a49f5873a38252331625890812026a882b16c4875544b21655.bin.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2591 = "Tocantins Daylight Time" 944cde7deb2d34a49f5873a38252331625890812026a882b16c4875544b21655.bin.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-131 = "US Eastern Daylight Time" 944cde7deb2d34a49f5873a38252331625890812026a882b16c4875544b21655.bin.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1931 = "Russia TZ 11 Daylight Time" 944cde7deb2d34a49f5873a38252331625890812026a882b16c4875544b21655.bin.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1042 = "Ulaanbaatar Standard Time" 944cde7deb2d34a49f5873a38252331625890812026a882b16c4875544b21655.bin.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates 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,-252 = "Dateline Standard Time" 944cde7deb2d34a49f5873a38252331625890812026a882b16c4875544b21655.bin.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-292 = "Central European Standard Time" 944cde7deb2d34a49f5873a38252331625890812026a882b16c4875544b21655.bin.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-435 = "Georgian Standard Time" 944cde7deb2d34a49f5873a38252331625890812026a882b16c4875544b21655.bin.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2752 = "Tomsk Standard Time" 944cde7deb2d34a49f5873a38252331625890812026a882b16c4875544b21655.bin.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\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,-681 = "E. Australia Daylight Time" 944cde7deb2d34a49f5873a38252331625890812026a882b16c4875544b21655.bin.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1871 = "Russia TZ 7 Daylight Time" 944cde7deb2d34a49f5873a38252331625890812026a882b16c4875544b21655.bin.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2062 = "North Korea Standard Time" 944cde7deb2d34a49f5873a38252331625890812026a882b16c4875544b21655.bin.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-302 = "Romance Standard Time" 944cde7deb2d34a49f5873a38252331625890812026a882b16c4875544b21655.bin.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-682 = "E. Australia Standard Time" 944cde7deb2d34a49f5873a38252331625890812026a882b16c4875544b21655.bin.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" 944cde7deb2d34a49f5873a38252331625890812026a882b16c4875544b21655.bin.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2751 = "Tomsk Daylight Time" 944cde7deb2d34a49f5873a38252331625890812026a882b16c4875544b21655.bin.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2162 = "Altai Standard Time" 944cde7deb2d34a49f5873a38252331625890812026a882b16c4875544b21655.bin.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-384 = "Namibia Daylight Time" 944cde7deb2d34a49f5873a38252331625890812026a882b16c4875544b21655.bin.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates 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,-1471 = "Magadan Daylight Time" 944cde7deb2d34a49f5873a38252331625890812026a882b16c4875544b21655.bin.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-42 = "E. South America Standard Time" 944cde7deb2d34a49f5873a38252331625890812026a882b16c4875544b21655.bin.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-352 = "FLE Standard Time" 944cde7deb2d34a49f5873a38252331625890812026a882b16c4875544b21655.bin.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs 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\C:\Windows\system32\,@tzres.dll,-402 = "Arabic Standard Time" 944cde7deb2d34a49f5873a38252331625890812026a882b16c4875544b21655.bin.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-334 = "Jordan Daylight Time" 944cde7deb2d34a49f5873a38252331625890812026a882b16c4875544b21655.bin.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2631 = "Norfolk Daylight Time" 944cde7deb2d34a49f5873a38252331625890812026a882b16c4875544b21655.bin.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-201 = "US Mountain Daylight Time" 944cde7deb2d34a49f5873a38252331625890812026a882b16c4875544b21655.bin.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CRLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2871 = "Magallanes Daylight Time" 944cde7deb2d34a49f5873a38252331625890812026a882b16c4875544b21655.bin.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-192 = "Mountain Standard Time" 944cde7deb2d34a49f5873a38252331625890812026a882b16c4875544b21655.bin.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\C:\Windows\system32\,@tzres.dll,-52 = "Greenland Standard Time" 944cde7deb2d34a49f5873a38252331625890812026a882b16c4875544b21655.bin.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 4768 powershell.exe 4768 powershell.exe 4648 944cde7deb2d34a49f5873a38252331625890812026a882b16c4875544b21655.bin.exe 4648 944cde7deb2d34a49f5873a38252331625890812026a882b16c4875544b21655.bin.exe 4992 powershell.exe 4992 powershell.exe 3148 944cde7deb2d34a49f5873a38252331625890812026a882b16c4875544b21655.bin.exe 3148 944cde7deb2d34a49f5873a38252331625890812026a882b16c4875544b21655.bin.exe 3148 944cde7deb2d34a49f5873a38252331625890812026a882b16c4875544b21655.bin.exe 3148 944cde7deb2d34a49f5873a38252331625890812026a882b16c4875544b21655.bin.exe 3148 944cde7deb2d34a49f5873a38252331625890812026a882b16c4875544b21655.bin.exe 3148 944cde7deb2d34a49f5873a38252331625890812026a882b16c4875544b21655.bin.exe 3148 944cde7deb2d34a49f5873a38252331625890812026a882b16c4875544b21655.bin.exe 3148 944cde7deb2d34a49f5873a38252331625890812026a882b16c4875544b21655.bin.exe 3148 944cde7deb2d34a49f5873a38252331625890812026a882b16c4875544b21655.bin.exe 3148 944cde7deb2d34a49f5873a38252331625890812026a882b16c4875544b21655.bin.exe 4304 powershell.exe 4304 powershell.exe 4348 powershell.exe 4348 powershell.exe 1468 powershell.exe 1468 powershell.exe 2684 powershell.exe 2684 powershell.exe 2284 powershell.exe 2284 powershell.exe 1596 injector.exe 1596 injector.exe 1596 injector.exe 1596 injector.exe 1596 injector.exe 1596 injector.exe 1608 csrss.exe 1608 csrss.exe 1596 injector.exe 1596 injector.exe 1596 injector.exe 1596 injector.exe 1596 injector.exe 1596 injector.exe 1608 csrss.exe 1608 csrss.exe 1596 injector.exe 1596 injector.exe 1596 injector.exe 1596 injector.exe 1596 injector.exe 1596 injector.exe 1596 injector.exe 1596 injector.exe 1596 injector.exe 1596 injector.exe 1596 injector.exe 1596 injector.exe 1596 injector.exe 1596 injector.exe 1596 injector.exe 1596 injector.exe 1596 injector.exe 1596 injector.exe 1596 injector.exe 1596 injector.exe 1596 injector.exe 1596 injector.exe -
Suspicious use of AdjustPrivilegeToken 10 IoCs
description pid Process Token: SeDebugPrivilege 4768 powershell.exe Token: SeDebugPrivilege 4648 944cde7deb2d34a49f5873a38252331625890812026a882b16c4875544b21655.bin.exe Token: SeImpersonatePrivilege 4648 944cde7deb2d34a49f5873a38252331625890812026a882b16c4875544b21655.bin.exe Token: SeDebugPrivilege 4992 powershell.exe Token: SeDebugPrivilege 4304 powershell.exe Token: SeDebugPrivilege 4348 powershell.exe Token: SeDebugPrivilege 1468 powershell.exe Token: SeDebugPrivilege 2684 powershell.exe Token: SeDebugPrivilege 2284 powershell.exe Token: SeSystemEnvironmentPrivilege 1608 csrss.exe -
Suspicious use of WriteProcessMemory 30 IoCs
description pid Process procid_target PID 4648 wrote to memory of 4768 4648 944cde7deb2d34a49f5873a38252331625890812026a882b16c4875544b21655.bin.exe 87 PID 4648 wrote to memory of 4768 4648 944cde7deb2d34a49f5873a38252331625890812026a882b16c4875544b21655.bin.exe 87 PID 4648 wrote to memory of 4768 4648 944cde7deb2d34a49f5873a38252331625890812026a882b16c4875544b21655.bin.exe 87 PID 3148 wrote to memory of 4992 3148 944cde7deb2d34a49f5873a38252331625890812026a882b16c4875544b21655.bin.exe 96 PID 3148 wrote to memory of 4992 3148 944cde7deb2d34a49f5873a38252331625890812026a882b16c4875544b21655.bin.exe 96 PID 3148 wrote to memory of 4992 3148 944cde7deb2d34a49f5873a38252331625890812026a882b16c4875544b21655.bin.exe 96 PID 3148 wrote to memory of 2844 3148 944cde7deb2d34a49f5873a38252331625890812026a882b16c4875544b21655.bin.exe 98 PID 3148 wrote to memory of 2844 3148 944cde7deb2d34a49f5873a38252331625890812026a882b16c4875544b21655.bin.exe 98 PID 2844 wrote to memory of 3936 2844 cmd.exe 100 PID 2844 wrote to memory of 3936 2844 cmd.exe 100 PID 3148 wrote to memory of 4304 3148 944cde7deb2d34a49f5873a38252331625890812026a882b16c4875544b21655.bin.exe 101 PID 3148 wrote to memory of 4304 3148 944cde7deb2d34a49f5873a38252331625890812026a882b16c4875544b21655.bin.exe 101 PID 3148 wrote to memory of 4304 3148 944cde7deb2d34a49f5873a38252331625890812026a882b16c4875544b21655.bin.exe 101 PID 3148 wrote to memory of 4348 3148 944cde7deb2d34a49f5873a38252331625890812026a882b16c4875544b21655.bin.exe 104 PID 3148 wrote to memory of 4348 3148 944cde7deb2d34a49f5873a38252331625890812026a882b16c4875544b21655.bin.exe 104 PID 3148 wrote to memory of 4348 3148 944cde7deb2d34a49f5873a38252331625890812026a882b16c4875544b21655.bin.exe 104 PID 3148 wrote to memory of 1608 3148 944cde7deb2d34a49f5873a38252331625890812026a882b16c4875544b21655.bin.exe 106 PID 3148 wrote to memory of 1608 3148 944cde7deb2d34a49f5873a38252331625890812026a882b16c4875544b21655.bin.exe 106 PID 3148 wrote to memory of 1608 3148 944cde7deb2d34a49f5873a38252331625890812026a882b16c4875544b21655.bin.exe 106 PID 1608 wrote to memory of 1468 1608 csrss.exe 109 PID 1608 wrote to memory of 1468 1608 csrss.exe 109 PID 1608 wrote to memory of 1468 1608 csrss.exe 109 PID 1608 wrote to memory of 2684 1608 csrss.exe 114 PID 1608 wrote to memory of 2684 1608 csrss.exe 114 PID 1608 wrote to memory of 2684 1608 csrss.exe 114 PID 1608 wrote to memory of 2284 1608 csrss.exe 117 PID 1608 wrote to memory of 2284 1608 csrss.exe 117 PID 1608 wrote to memory of 2284 1608 csrss.exe 117 PID 1608 wrote to memory of 1596 1608 csrss.exe 119 PID 1608 wrote to memory of 1596 1608 csrss.exe 119 -
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\944cde7deb2d34a49f5873a38252331625890812026a882b16c4875544b21655.bin.exe"C:\Users\Admin\AppData\Local\Temp\944cde7deb2d34a49f5873a38252331625890812026a882b16c4875544b21655.bin.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4648 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4768 -
C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4768 -s 25363⤵
- Program crash
PID:2836
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C:\Users\Admin\AppData\Local\Temp\944cde7deb2d34a49f5873a38252331625890812026a882b16c4875544b21655.bin.exe"C:\Users\Admin\AppData\Local\Temp\944cde7deb2d34a49f5873a38252331625890812026a882b16c4875544b21655.bin.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:3148 -
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:4992
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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:2844 -
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:3936
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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:4304
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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:4348
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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.
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1608 -
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:1468
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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:1444
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:1548
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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:2684
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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:2284
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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:1596
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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:4668
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 3148 -s 6203⤵
- Program crash
PID:4000
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 4768 -ip 47681⤵PID:608
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3148 -ip 31481⤵PID:4848
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
MD5d28a72a76b93c25dc27e6794ad1d45b3
SHA1584deebf6159b5e9563c520cac8b769df5732f24
SHA2560bd979f945dbcaafcf2989d13324b4a9b737d6e828cf8beeb62a755491a3d362
SHA51285f871bd5f6c5d77445f510e169b7ede28ba717e0149a5a968cab49da17d27aa99435829fad6149898c9a9b9be6058d28da7d0335afcf6632e3ba1811c1d07d0
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD59a8d0df24039466a34d9212271db1797
SHA171392fa4678bfe9ca98b2efdc249996564ff7529
SHA2569c4722d81e8679a955aa864ccc2e40f1b3b27a650a9f9c1dea3922fe4c20e334
SHA5125bc08ba069b9ed7a774d9ddc74003f91d2232e18150696c11c9c1f2ea63d65f0bb5c41111a680b8eb1877efb9c91c9a8553de6157c1b603ee44638692c05423c
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD51a650d47c83163d67e0d53bfecaedc4c
SHA1bdf0308f0215d406557457db1b5ee1ec8d3de011
SHA2562bce21a9b0c4249b6da803fbc1ea94d46021e4678178b549842084e2229c9645
SHA51295585938caad21eed304e2dc641031a2a8c1c1e5498ccabd838419b8bedfcc3146f4ef7f5d623db6585e38af237e54c4d3c5358c30b7c30d6bfa20996a62e89a
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD588b0357297240d3fa8eb36846cba65be
SHA1fdc3d98734c5288abfed614532a4558bf548b686
SHA256c3941ea48e38f793c9ab8deec6b2c00c1e75ef9e5017bc8bc3237c83c56911a1
SHA5121f867c69fa6918583885890d64af351f92e9fd9827476ee08873d2ba0632c2eec6ffdf197e1edfb41f9d5d57cb5c876ee3ecc92dfbb98800342a9263c3f302d9
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD52d11fff622db45e0a53e4688ca520fa6
SHA16dd227f7deb70734ac616b3bb4a0fa4db1227b7e
SHA2568a13673b2ec5fca50be0a1553e0e2888469f814714eeb76f7615506443dda482
SHA51257c33914f3928f8b79ace5a97cfff0ea53de492ec2f4527074664173c4d5272e6625f216ac43c0c8494419711272749e74298d4d49c0731665e519c27a2d5606
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Filesize
4.1MB
MD5066309913db7c6fa910f37806118470b
SHA1e9c2dcf898a30c8932fa90def78ff3480cdd255d
SHA256944cde7deb2d34a49f5873a38252331625890812026a882b16c4875544b21655
SHA5122ad785b483891210693c0fe2bb4dd443907c878a83dc30517e3a519cb09afd7c75b3394b109abbc752d32cd1009652aedf8dba2a06c8cb8abdd8babd59501f4a