Analysis
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max time kernel
149s -
max time network
128s -
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 13:27
Static task
static1
Behavioral task
behavioral1
Sample
cda32915ca02358f42ae13e0e99d92b5352f12e89bf80a69faa580847dabe116.exe
Resource
win7-20240215-en
General
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Target
cda32915ca02358f42ae13e0e99d92b5352f12e89bf80a69faa580847dabe116.exe
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Size
4.1MB
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MD5
14d082c1ac97b32bfb3155608a48fa5b
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SHA1
2c36c7089c8c0a7064ba58e931b9de0292f2ca43
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SHA256
cda32915ca02358f42ae13e0e99d92b5352f12e89bf80a69faa580847dabe116
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SHA512
f761f708648dff6f9c72d0266a11579fd2a60a74c4748bd89e4fed5810089e158a9ebd35a7b656a4bb9ca4a20efd3fd08c81aeb923d3d95a8d5fb9f5a85c8ea7
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SSDEEP
98304:/Qx32Mq02zAeaet/0/YHlEVnWsL/fnVsJseCa8CK6QwXNx08Fed:Ix32Mq02zAeLCVnWszfVfeCa8CLXv/kd
Malware Config
Signatures
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Glupteba payload 19 IoCs
resource yara_rule behavioral2/memory/4084-2-0x0000000004B40000-0x000000000542B000-memory.dmp family_glupteba behavioral2/memory/4084-3-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/4084-28-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/4084-58-0x0000000004B40000-0x000000000542B000-memory.dmp family_glupteba behavioral2/memory/4084-57-0x0000000000400000-0x0000000000D1C000-memory.dmp family_glupteba behavioral2/memory/4084-55-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/4752-83-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/4752-138-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/1292-164-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/1292-222-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/1292-231-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/1292-233-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/1292-235-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/1292-237-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/1292-239-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/1292-241-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/1292-243-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/1292-245-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba behavioral2/memory/1292-247-0x0000000000400000-0x0000000002B0D000-memory.dmp family_glupteba -
Modifies Windows Firewall 2 TTPs 1 IoCs
pid Process 2368 netsh.exe -
Executes dropped EXE 4 IoCs
pid Process 1292 csrss.exe 1560 injector.exe 4356 windefender.exe 4316 windefender.exe -
resource yara_rule behavioral2/files/0x0008000000023565-225.dat upx behavioral2/memory/4356-226-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/4316-229-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/4356-230-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/4316-232-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/4316-236-0x0000000000400000-0x00000000008DF000-memory.dmp upx behavioral2/memory/4316-242-0x0000000000400000-0x00000000008DF000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" cda32915ca02358f42ae13e0e99d92b5352f12e89bf80a69faa580847dabe116.exe Set value (str) \REGISTRY\USER\S-1-5-21-1181767204-2009306918-3718769404-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\"" csrss.exe -
Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
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Manipulates WinMonFS driver. 1 IoCs
Roottkits write to WinMonFS to hide directories/files from being detected.
description ioc Process File opened for modification \??\WinMonFS csrss.exe -
Drops file in System32 directory 7 IoCs
description ioc Process File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File opened for modification C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive powershell.exe File 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 -
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 cda32915ca02358f42ae13e0e99d92b5352f12e89bf80a69faa580847dabe116.exe -
Drops file in Windows directory 4 IoCs
description ioc Process File opened for modification C:\Windows\rss cda32915ca02358f42ae13e0e99d92b5352f12e89bf80a69faa580847dabe116.exe File created C:\Windows\rss\csrss.exe cda32915ca02358f42ae13e0e99d92b5352f12e89bf80a69faa580847dabe116.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 1936 sc.exe -
pid Process 4640 powershell.exe 4560 powershell.exe 4884 powershell.exe 2720 powershell.exe 1532 powershell.exe 4036 powershell.exe 2804 powershell.exe -
Program crash 1 IoCs
pid pid_target Process procid_target 1344 4752 WerFault.exe 106 -
Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
pid Process 1940 schtasks.exe 2920 schtasks.exe -
Modifies data under HKEY_USERS 64 IoCs
description ioc Process Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates 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\@tzres.dll,-362 = "GTB Standard Time" windefender.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\C:\Windows\system32\,@tzres.dll,-2372 = "Easter Island Standard Time" cda32915ca02358f42ae13e0e99d92b5352f12e89bf80a69faa580847dabe116.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-352 = "FLE Standard Time" cda32915ca02358f42ae13e0e99d92b5352f12e89bf80a69faa580847dabe116.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-3051 = "Qyzylorda Daylight Time" cda32915ca02358f42ae13e0e99d92b5352f12e89bf80a69faa580847dabe116.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-932 = "Coordinated Universal Time" cda32915ca02358f42ae13e0e99d92b5352f12e89bf80a69faa580847dabe116.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-2611 = "Bougainville Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-231 = "Hawaiian Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1861 = "Russia TZ 6 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1932 = "Russia TZ 11 Standard Time" cda32915ca02358f42ae13e0e99d92b5352f12e89bf80a69faa580847dabe116.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-772 = "Montevideo Standard 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,-402 = "Arabic Standard Time" cda32915ca02358f42ae13e0e99d92b5352f12e89bf80a69faa580847dabe116.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1872 = "Russia TZ 7 Standard Time" cda32915ca02358f42ae13e0e99d92b5352f12e89bf80a69faa580847dabe116.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs 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,-692 = "Tasmania Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-572 = "China Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2612 = "Bougainville Standard Time" cda32915ca02358f42ae13e0e99d92b5352f12e89bf80a69faa580847dabe116.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2001 = "Cabo Verde Daylight Time" cda32915ca02358f42ae13e0e99d92b5352f12e89bf80a69faa580847dabe116.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-162 = "Central Standard Time" cda32915ca02358f42ae13e0e99d92b5352f12e89bf80a69faa580847dabe116.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs powershell.exe Set value (int) \REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1" powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-1891 = "Russia TZ 3 Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-122 = "SA Pacific Standard Time" windefender.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed powershell.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-341 = "Egypt Daylight Time" cda32915ca02358f42ae13e0e99d92b5352f12e89bf80a69faa580847dabe116.exe Key created \REGISTRY\USER\.DEFAULT\Software\Policies\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\@tzres.dll,-152 = "Central America Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-434 = "Georgian Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-622 = "Korea Standard Time" cda32915ca02358f42ae13e0e99d92b5352f12e89bf80a69faa580847dabe116.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" cda32915ca02358f42ae13e0e99d92b5352f12e89bf80a69faa580847dabe116.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,-2392 = "Aleutian Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-291 = "Central European Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-3051 = "Qyzylorda Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-741 = "New Zealand Daylight Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2182 = "Astrakhan Standard Time" cda32915ca02358f42ae13e0e99d92b5352f12e89bf80a69faa580847dabe116.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople powershell.exe Key created \REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust 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\@tzres.dll,-672 = "AUS Eastern Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\@tzres.dll,-412 = "E. Africa Standard Time" windefender.exe Set value (str) \REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-251 = "Dateline Daylight Time" cda32915ca02358f42ae13e0e99d92b5352f12e89bf80a69faa580847dabe116.exe -
Suspicious behavior: EnumeratesProcesses 64 IoCs
pid Process 2720 powershell.exe 2720 powershell.exe 2720 powershell.exe 4084 cda32915ca02358f42ae13e0e99d92b5352f12e89bf80a69faa580847dabe116.exe 4084 cda32915ca02358f42ae13e0e99d92b5352f12e89bf80a69faa580847dabe116.exe 1532 powershell.exe 1532 powershell.exe 1532 powershell.exe 4752 cda32915ca02358f42ae13e0e99d92b5352f12e89bf80a69faa580847dabe116.exe 4752 cda32915ca02358f42ae13e0e99d92b5352f12e89bf80a69faa580847dabe116.exe 4752 cda32915ca02358f42ae13e0e99d92b5352f12e89bf80a69faa580847dabe116.exe 4752 cda32915ca02358f42ae13e0e99d92b5352f12e89bf80a69faa580847dabe116.exe 4752 cda32915ca02358f42ae13e0e99d92b5352f12e89bf80a69faa580847dabe116.exe 4752 cda32915ca02358f42ae13e0e99d92b5352f12e89bf80a69faa580847dabe116.exe 4752 cda32915ca02358f42ae13e0e99d92b5352f12e89bf80a69faa580847dabe116.exe 4752 cda32915ca02358f42ae13e0e99d92b5352f12e89bf80a69faa580847dabe116.exe 4752 cda32915ca02358f42ae13e0e99d92b5352f12e89bf80a69faa580847dabe116.exe 4752 cda32915ca02358f42ae13e0e99d92b5352f12e89bf80a69faa580847dabe116.exe 4036 powershell.exe 4036 powershell.exe 4036 powershell.exe 2804 powershell.exe 2804 powershell.exe 2804 powershell.exe 4640 powershell.exe 4640 powershell.exe 4640 powershell.exe 4560 powershell.exe 4560 powershell.exe 4560 powershell.exe 4884 powershell.exe 4884 powershell.exe 4884 powershell.exe 1560 injector.exe 1560 injector.exe 1560 injector.exe 1560 injector.exe 1560 injector.exe 1560 injector.exe 1560 injector.exe 1560 injector.exe 1292 csrss.exe 1292 csrss.exe 1560 injector.exe 1560 injector.exe 1560 injector.exe 1560 injector.exe 1292 csrss.exe 1292 csrss.exe 1560 injector.exe 1560 injector.exe 1560 injector.exe 1560 injector.exe 1560 injector.exe 1560 injector.exe 1292 csrss.exe 1292 csrss.exe 1560 injector.exe 1560 injector.exe 1560 injector.exe 1560 injector.exe 1560 injector.exe 1560 injector.exe 1560 injector.exe -
Suspicious use of AdjustPrivilegeToken 12 IoCs
description pid Process Token: SeDebugPrivilege 2720 powershell.exe Token: SeDebugPrivilege 4084 cda32915ca02358f42ae13e0e99d92b5352f12e89bf80a69faa580847dabe116.exe Token: SeImpersonatePrivilege 4084 cda32915ca02358f42ae13e0e99d92b5352f12e89bf80a69faa580847dabe116.exe Token: SeDebugPrivilege 1532 powershell.exe Token: SeDebugPrivilege 4036 powershell.exe Token: SeDebugPrivilege 2804 powershell.exe Token: SeDebugPrivilege 4640 powershell.exe Token: SeDebugPrivilege 4560 powershell.exe Token: SeDebugPrivilege 4884 powershell.exe Token: SeSystemEnvironmentPrivilege 1292 csrss.exe Token: SeSecurityPrivilege 1936 sc.exe Token: SeSecurityPrivilege 1936 sc.exe -
Suspicious use of WriteProcessMemory 36 IoCs
description pid Process procid_target PID 4084 wrote to memory of 2720 4084 cda32915ca02358f42ae13e0e99d92b5352f12e89bf80a69faa580847dabe116.exe 101 PID 4084 wrote to memory of 2720 4084 cda32915ca02358f42ae13e0e99d92b5352f12e89bf80a69faa580847dabe116.exe 101 PID 4084 wrote to memory of 2720 4084 cda32915ca02358f42ae13e0e99d92b5352f12e89bf80a69faa580847dabe116.exe 101 PID 4752 wrote to memory of 1532 4752 cda32915ca02358f42ae13e0e99d92b5352f12e89bf80a69faa580847dabe116.exe 107 PID 4752 wrote to memory of 1532 4752 cda32915ca02358f42ae13e0e99d92b5352f12e89bf80a69faa580847dabe116.exe 107 PID 4752 wrote to memory of 1532 4752 cda32915ca02358f42ae13e0e99d92b5352f12e89bf80a69faa580847dabe116.exe 107 PID 4752 wrote to memory of 2432 4752 cda32915ca02358f42ae13e0e99d92b5352f12e89bf80a69faa580847dabe116.exe 109 PID 4752 wrote to memory of 2432 4752 cda32915ca02358f42ae13e0e99d92b5352f12e89bf80a69faa580847dabe116.exe 109 PID 2432 wrote to memory of 2368 2432 cmd.exe 111 PID 2432 wrote to memory of 2368 2432 cmd.exe 111 PID 4752 wrote to memory of 4036 4752 cda32915ca02358f42ae13e0e99d92b5352f12e89bf80a69faa580847dabe116.exe 113 PID 4752 wrote to memory of 4036 4752 cda32915ca02358f42ae13e0e99d92b5352f12e89bf80a69faa580847dabe116.exe 113 PID 4752 wrote to memory of 4036 4752 cda32915ca02358f42ae13e0e99d92b5352f12e89bf80a69faa580847dabe116.exe 113 PID 4752 wrote to memory of 2804 4752 cda32915ca02358f42ae13e0e99d92b5352f12e89bf80a69faa580847dabe116.exe 115 PID 4752 wrote to memory of 2804 4752 cda32915ca02358f42ae13e0e99d92b5352f12e89bf80a69faa580847dabe116.exe 115 PID 4752 wrote to memory of 2804 4752 cda32915ca02358f42ae13e0e99d92b5352f12e89bf80a69faa580847dabe116.exe 115 PID 4752 wrote to memory of 1292 4752 cda32915ca02358f42ae13e0e99d92b5352f12e89bf80a69faa580847dabe116.exe 118 PID 4752 wrote to memory of 1292 4752 cda32915ca02358f42ae13e0e99d92b5352f12e89bf80a69faa580847dabe116.exe 118 PID 4752 wrote to memory of 1292 4752 cda32915ca02358f42ae13e0e99d92b5352f12e89bf80a69faa580847dabe116.exe 118 PID 1292 wrote to memory of 4640 1292 csrss.exe 122 PID 1292 wrote to memory of 4640 1292 csrss.exe 122 PID 1292 wrote to memory of 4640 1292 csrss.exe 122 PID 1292 wrote to memory of 4560 1292 csrss.exe 127 PID 1292 wrote to memory of 4560 1292 csrss.exe 127 PID 1292 wrote to memory of 4560 1292 csrss.exe 127 PID 1292 wrote to memory of 4884 1292 csrss.exe 130 PID 1292 wrote to memory of 4884 1292 csrss.exe 130 PID 1292 wrote to memory of 4884 1292 csrss.exe 130 PID 1292 wrote to memory of 1560 1292 csrss.exe 132 PID 1292 wrote to memory of 1560 1292 csrss.exe 132 PID 4356 wrote to memory of 4028 4356 windefender.exe 138 PID 4356 wrote to memory of 4028 4356 windefender.exe 138 PID 4356 wrote to memory of 4028 4356 windefender.exe 138 PID 4028 wrote to memory of 1936 4028 cmd.exe 139 PID 4028 wrote to memory of 1936 4028 cmd.exe 139 PID 4028 wrote to memory of 1936 4028 cmd.exe 139 -
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\cda32915ca02358f42ae13e0e99d92b5352f12e89bf80a69faa580847dabe116.exe"C:\Users\Admin\AppData\Local\Temp\cda32915ca02358f42ae13e0e99d92b5352f12e89bf80a69faa580847dabe116.exe"1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4084 -
C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exepowershell -nologo -noprofile2⤵
- Command and Scripting Interpreter: PowerShell
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2720
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C:\Users\Admin\AppData\Local\Temp\cda32915ca02358f42ae13e0e99d92b5352f12e89bf80a69faa580847dabe116.exe"C:\Users\Admin\AppData\Local\Temp\cda32915ca02358f42ae13e0e99d92b5352f12e89bf80a69faa580847dabe116.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:4752 -
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:1532
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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:2432 -
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:2368
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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:4036
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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:2804
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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:1292 -
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:4640
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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:1940
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C:\Windows\SYSTEM32\schtasks.exeschtasks /delete /tn ScheduledUpdate /f4⤵PID:3092
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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:4560
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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:4884
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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:1560
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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:2920
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C:\Windows\windefender.exe"C:\Windows\windefender.exe"4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4356 -
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:4028 -
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:1936
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -u -p 4752 -s 6323⤵
- Program crash
PID:1344
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C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe"C:\Program Files (x86)\Microsoft\Edge\Application\msedge.exe" --type=utility --utility-sub-type=asset_store.mojom.AssetStoreService --lang=en-US --service-sandbox-type=asset_store_service --no-appcompat-clear --field-trial-handle=4440,i,16710585221322798697,8586257254049248207,262144 --variations-seed-version --mojo-platform-channel-handle=4148 /prefetch:81⤵PID:4836
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C:\Windows\SysWOW64\WerFault.exeC:\Windows\SysWOW64\WerFault.exe -pss -s 452 -p 4752 -ip 47521⤵PID:4384
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C:\Windows\windefender.exeC:\Windows\windefender.exe1⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
PID:4316
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
MD5e6216374e2063afa7c61d0d779a0d1ae
SHA1ad6ca5b651bd41ae38d3f73c70098e7c602c59cf
SHA256da56b911cc95844860b3b35299d2c87d3d6f209157c904e791d397bd9d3eb87b
SHA512f48b29fe41028bf7f28473bb59608bf1855b35f474af03d549159e1ccedbd39be98dcb35cfa0b6821b4d79160773684f4a80a4ae8257865dd0c5543104547ce2
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD515f29589140a06c9daef612f8e124506
SHA185c30f713ebc3269deefe721fdd965656e4b0ba6
SHA256569f834722f508ded89677002da168b8964cc8dc12f99a4217f5c045261cd1a2
SHA512b7288a75d37ed46d0464603d64d20bb24895dd06799288e5d9dcdae552afe703a2828ea5fef0a89ded011ebc7ad62304053fcde53858f69e516d69502392ac08
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5bb7d2315e112ece012e241faa5e7f344
SHA12cf4371960d5c2222c93e83730edb74dcffc6d8f
SHA256aa6577dafa09adc56256e302ea425ee9248d12e0fa9086d8073df15ff828f41f
SHA512155d61e67b0c378eae6bff47e9def0b71a84c2ce3d2f293e2c326a519004acee38e2f534d70a796fee96544bfb9e95e3a67e16fe1f57656954e5397f411d9631
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5ed3c7de6f58392e84fa03264700b90b3
SHA13d28725339965c43f9e46496cce7483f5cf4fbf4
SHA2569042c02e69e35b2ea8b617eb2a66d15ae622eee3a9956c29ae55309367aab559
SHA51265944ce81bfb1c3f4a3b13f91a4aceb7388b0c1d78d30f07b56aaeb25c99f55ae5422d0e0e51435b49a899086ac029afb0a21c8c6fa10788692a15016394d18c
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C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize19KB
MD5d8a2ff28c7a8c7beab2dbdf17e5b059c
SHA1710ef6200685c60084f8f0e4f8dfa706c4940aa9
SHA25639bac483a6443792a169f6549536d50388b03829778d9ec4a632238e3957dd08
SHA512c158ddd8050bdb3852aa81840ff44c4e557c728812cf9e4f83ff51a2589e9ab9150851358c5866525932f2963def7c7cf8080cc750056fc8c1de8c5dd275fe3e
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Filesize
4.1MB
MD514d082c1ac97b32bfb3155608a48fa5b
SHA12c36c7089c8c0a7064ba58e931b9de0292f2ca43
SHA256cda32915ca02358f42ae13e0e99d92b5352f12e89bf80a69faa580847dabe116
SHA512f761f708648dff6f9c72d0266a11579fd2a60a74c4748bd89e4fed5810089e158a9ebd35a7b656a4bb9ca4a20efd3fd08c81aeb923d3d95a8d5fb9f5a85c8ea7
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Filesize
2.0MB
MD58e67f58837092385dcf01e8a2b4f5783
SHA1012c49cfd8c5d06795a6f67ea2baf2a082cf8625
SHA256166ddb03ff3c89bd4525ac390067e180fdd08f10fbcf4aadb0189541673c03fa
SHA51240d8ae12663fc1851e171d9d86cea8bb12487b734c218d7b6f9742eb07d4ca265065cbd6d0bb908f8bda7e3d955c458dfe3fd13265bbf573b9351e0a2bf691ec