glupteba | 3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014

General

Target

3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe
Size

4.1MB
MD5

ede8db35d00c6ea266576e8712dbb8e6
SHA1

ee8ccf05c9b37b1f2a300b41c5f01e6403703472
SHA256

3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014
SHA512

27b005daf10af0f77edafaa6cefeff128fb9563dff7c77f6ad777682fc64ea7d8b92c10e58835e3fa78db7ca51f540721baf08614fa3263777c8fac39245dcfc
SSDEEP

98304:40GP4TOarwWUQlPxYjIYoNuaXzNeEGaHLoxfgoS:pGP4TOarwlQl5Yj7aXzNeEGKoFw

Score

10^/10

glupteba discovery dropper evasion loader persistence upx

Malware Config

Signatures

Glupteba
Glupteba is a modular loader written in Golang with various components.
loader dropper glupteba

Suspicious use of NtCreateUserProcessOtherParentProcess 6 IoCs

Processes:

svchost.exe

description	pid	process	target process
PID 1348 created 5080	1348	svchost.exe	3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe
PID 1348 created 1100	1348	svchost.exe	csrss.exe
PID 1348 created 1100	1348	svchost.exe	csrss.exe
PID 1348 created 1100	1348	svchost.exe	csrss.exe
PID 1348 created 3092	1348	svchost.exe	f801950a962ddba14caaa44bf084b55c.exe
PID 1348 created 3092	1348	svchost.exe	f801950a962ddba14caaa44bf084b55c.exe

Executes dropped EXE 3 IoCs

Processes:

csrss.exeinjector.exef801950a962ddba14caaa44bf084b55c.exe

pid process

1100 csrss.exe
692 injector.exe
3092 f801950a962ddba14caaa44bf084b55c.exe
Modifies Windows Firewall 1 TTPs 1 IoCs
evasion

Modify Existing Service
T1031

Processes:

netsh.exe

pid process

1844 netsh.exe

pid	process
1100	csrss.exe
692	injector.exe
3092	f801950a962ddba14caaa44bf084b55c.exe

pid	process
1844	netsh.exe

UPX packed file 3 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

Processes:

resource	yara_rule
C:\Users\Admin\AppData\Local\Temp\csrss\f801950a962ddba14caaa44bf084b55c.exe	upx
C:\Users\Admin\AppData\Local\Temp\csrss\f801950a962ddba14caaa44bf084b55c.exe	upx
behavioral1/memory/3092-157-0x0000000000400000-0x0000000000C25000-memory.dmp	upx

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.execsrss.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\""	3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2386679933-1492765628-3466841596-1000\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.
discovery

Query Registry
T1012

Drops file in Windows directory 2 IoCs

Processes:

3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe

description	ioc	process
File opened for modification	C:\Windows\rss	3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe
File created	C:\Windows\rss\csrss.exe	3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe

Creates scheduled task(s) 1 TTPs 2 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
persistence

Scheduled Task
T1053

Processes:

schtasks.exeschtasks.exe

pid process

1836 schtasks.exe
3656 schtasks.exe

pid	process
1836	schtasks.exe
3656	schtasks.exe

Modifies data under HKEY_USERS 64 IoCs

Processes:

3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-151 = "Central America Daylight Time"	3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-412 = "E. Africa Standard Time"	3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-272 = "Greenwich Standard Time"	3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1822 = "Russia TZ 1 Standard Time"	3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-302 = "Romance Standard Time"	3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-672 = "AUS Eastern Standard Time"	3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-891 = "Morocco Daylight Time"	3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-382 = "South Africa Standard Time"	3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-231 = "Hawaiian Daylight Time"	3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-192 = "Mountain Standard Time"	3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-632 = "Tokyo Standard Time"	3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-731 = "Fiji Daylight Time"	3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-431 = "Iran Daylight Time"	3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-962 = "Paraguay Standard Time"	3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1832 = "Russia TZ 2 Standard Time"	3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2891 = "Sudan Daylight Time"	3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1721 = "Libya Daylight Time"	3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-871 = "Pakistan Daylight Time"	3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-791 = "SA Western Daylight Time"	3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-511 = "Central Asia Daylight Time"	3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2432 = "Cuba Standard Time"	3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-434 = "Georgian Daylight Time"	3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-215 = "Pacific Standard Time (Mexico)"	3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-391 = "Arab Daylight Time"	3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-251 = "Dateline Daylight Time"	3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2042 = "Eastern Standard Time (Mexico)"	3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-262 = "GMT Standard Time"	3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2411 = "Marquesas Daylight Time"	3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2322 = "Sakhalin Standard Time"	3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-532 = "Sri Lanka Standard Time"	3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-842 = "Argentina Standard Time"	3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1821 = "Russia TZ 1 Daylight Time"	3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-561 = "SE Asia Daylight Time"	3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-435 = "Georgian Standard Time"	3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-372 = "Jerusalem Standard Time"	3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1502 = "Turkey Standard Time"	3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1841 = "Russia TZ 4 Daylight Time"	3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-82 = "Atlantic Standard Time"	3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1842 = "Russia TZ 4 Standard Time"	3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-271 = "Greenwich Daylight Time"	3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2792 = "Novosibirsk Standard Time"	3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2141 = "Transbaikal Daylight Time"	3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-202 = "US Mountain Standard Time"	3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-448 = "Azerbaijan Daylight Time"	3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1722 = "Libya Standard Time"	3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2412 = "Marquesas Standard Time"	3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-772 = "Montevideo Standard Time"	3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-42 = "E. South America Standard Time"	3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2512 = "Lord Howe Standard Time"	3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2161 = "Altai Daylight Time"	3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2872 = "Magallanes Standard Time"	3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1801 = "Line Islands Daylight Time"	3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-161 = "Central Daylight Time"	3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2511 = "Lord Howe Daylight Time"	3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-241 = "Samoa Daylight Time"	3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2841 = "Saratov Daylight Time"	3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-462 = "Afghanistan Standard Time"	3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2632 = "Norfolk Standard Time"	3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-182 = "Mountain Standard Time (Mexico)"	3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-872 = "Pakistan Standard Time"	3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2571 = "Turks and Caicos Daylight Time"	3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-351 = "FLE Daylight Time"	3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-52 = "Greenland Standard Time"	3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1971 = "Belarus Daylight Time"	3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exeinjector.execsrss.exe

pid	process
5080	3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe
5080	3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe
4980	3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe
4980	3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe
4980	3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe
4980	3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe
4980	3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe
4980	3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe
4980	3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe
4980	3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe
4980	3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe
4980	3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe
692	injector.exe
692	injector.exe
692	injector.exe
692	injector.exe
692	injector.exe
692	injector.exe
1100	csrss.exe
1100	csrss.exe
692	injector.exe
692	injector.exe
692	injector.exe
692	injector.exe
692	injector.exe
692	injector.exe
1100	csrss.exe
1100	csrss.exe
692	injector.exe
692	injector.exe
692	injector.exe
692	injector.exe
692	injector.exe
692	injector.exe
692	injector.exe
692	injector.exe
692	injector.exe
692	injector.exe
692	injector.exe
692	injector.exe
692	injector.exe
692	injector.exe
692	injector.exe
692	injector.exe
692	injector.exe
692	injector.exe
692	injector.exe
692	injector.exe
692	injector.exe
692	injector.exe
692	injector.exe
692	injector.exe
692	injector.exe
692	injector.exe
692	injector.exe
692	injector.exe
692	injector.exe
692	injector.exe
692	injector.exe
692	injector.exe
692	injector.exe
692	injector.exe
692	injector.exe
692	injector.exe

Suspicious use of AdjustPrivilegeToken 25 IoCs

Processes:

3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exesvchost.execsrss.exe

description	pid	process
Token: SeDebugPrivilege	5080	3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe
Token: SeImpersonatePrivilege	5080	3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe
Token: SeTcbPrivilege	1348	svchost.exe
Token: SeTcbPrivilege	1348	svchost.exe
Token: SeBackupPrivilege	1348	svchost.exe
Token: SeRestorePrivilege	1348	svchost.exe
Token: SeBackupPrivilege	1348	svchost.exe
Token: SeRestorePrivilege	1348	svchost.exe
Token: SeBackupPrivilege	1348	svchost.exe
Token: SeRestorePrivilege	1348	svchost.exe
Token: SeBackupPrivilege	1348	svchost.exe
Token: SeRestorePrivilege	1348	svchost.exe
Token: SeSystemEnvironmentPrivilege	1100	csrss.exe
Token: SeBackupPrivilege	1348	svchost.exe
Token: SeRestorePrivilege	1348	svchost.exe
Token: SeBackupPrivilege	1348	svchost.exe
Token: SeRestorePrivilege	1348	svchost.exe
Token: SeBackupPrivilege	1348	svchost.exe
Token: SeRestorePrivilege	1348	svchost.exe
Token: SeBackupPrivilege	1348	svchost.exe
Token: SeRestorePrivilege	1348	svchost.exe
Token: SeBackupPrivilege	1348	svchost.exe
Token: SeRestorePrivilege	1348	svchost.exe
Token: SeBackupPrivilege	1348	svchost.exe
Token: SeRestorePrivilege	1348	svchost.exe

Suspicious use of WriteProcessMemory 25 IoCs

Processes:

svchost.exe3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.execmd.execsrss.exe

description	pid	process	target process
PID 1348 wrote to memory of 4980	1348	svchost.exe	3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe
PID 1348 wrote to memory of 4980	1348	svchost.exe	3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe
PID 1348 wrote to memory of 4980	1348	svchost.exe	3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe
PID 4980 wrote to memory of 4884	4980	3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe	cmd.exe
PID 4980 wrote to memory of 4884	4980	3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe	cmd.exe
PID 4884 wrote to memory of 1844	4884	cmd.exe	netsh.exe
PID 4884 wrote to memory of 1844	4884	cmd.exe	netsh.exe
PID 4980 wrote to memory of 1100	4980	3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe	csrss.exe
PID 4980 wrote to memory of 1100	4980	3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe	csrss.exe
PID 4980 wrote to memory of 1100	4980	3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe	csrss.exe
PID 1348 wrote to memory of 1836	1348	svchost.exe	schtasks.exe
PID 1348 wrote to memory of 1836	1348	svchost.exe	schtasks.exe
PID 1348 wrote to memory of 2124	1348	svchost.exe	schtasks.exe
PID 1348 wrote to memory of 2124	1348	svchost.exe	schtasks.exe
PID 1100 wrote to memory of 692	1100	csrss.exe	injector.exe
PID 1100 wrote to memory of 692	1100	csrss.exe	injector.exe
PID 1348 wrote to memory of 3656	1348	svchost.exe	schtasks.exe
PID 1348 wrote to memory of 3656	1348	svchost.exe	schtasks.exe
PID 1100 wrote to memory of 3092	1100	csrss.exe	f801950a962ddba14caaa44bf084b55c.exe
PID 1100 wrote to memory of 3092	1100	csrss.exe	f801950a962ddba14caaa44bf084b55c.exe
PID 1100 wrote to memory of 3092	1100	csrss.exe	f801950a962ddba14caaa44bf084b55c.exe
PID 1348 wrote to memory of 2528	1348	svchost.exe	schtasks.exe
PID 1348 wrote to memory of 2528	1348	svchost.exe	schtasks.exe
PID 1348 wrote to memory of 2076	1348	svchost.exe	schtasks.exe
PID 1348 wrote to memory of 2076	1348	svchost.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe
"C:\Users\Admin\AppData\Local\Temp\3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:5080

C:\Users\Admin\AppData\Local\Temp\3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe
"C:\Users\Admin\AppData\Local\Temp\3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014.exe"
2⤵
- Adds Run key to start application
- Drops file in Windows directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4980

C:\Windows\system32\cmd.exe
C:\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:4884

C:\Windows\system32\netsh.exe
netsh advfirewall firewall add rule name="csrss" dir=in action=allow program="C:\Windows\rss\csrss.exe" enable=yes
4⤵
- Modifies Windows Firewall
PID:1844

C:\Windows\rss\csrss.exe
C:\Windows\rss\csrss.exe
3⤵
- Executes dropped EXE
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1100

C:\Windows\SYSTEM32\schtasks.exe
schtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F
4⤵
- Creates scheduled task(s)
PID:1836

C:\Windows\SYSTEM32\schtasks.exe
schtasks /delete /tn ScheduledUpdate /f
4⤵
PID:2124

C:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exe
C:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exe taskmgr.exe C:\Users\Admin\AppData\Local\Temp\csrss\injector\NtQuerySystemInformationHook.dll
4⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:692

C:\Windows\SYSTEM32\schtasks.exe
schtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F
4⤵
- Creates scheduled task(s)
PID:3656

C:\Users\Admin\AppData\Local\Temp\csrss\f801950a962ddba14caaa44bf084b55c.exe
C:\Users\Admin\AppData\Local\Temp\csrss\f801950a962ddba14caaa44bf084b55c.exe
4⤵
- Executes dropped EXE
PID:3092

C:\Windows\SYSTEM32\schtasks.exe
schtasks /delete /tn "csrss" /f
5⤵
PID:2528

C:\Windows\SYSTEM32\schtasks.exe
schtasks /delete /tn "ScheduledUpdate" /f
5⤵
PID:2076

C:\Windows\system32\svchost.exe
C:\Windows\system32\svchost.exe -k netsvcs -p -s seclogon
1⤵
- Suspicious use of NtCreateUserProcessOtherParentProcess
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1348

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

1

T1053

Persistence

Modify Existing Service

1

T1031

Registry Run Keys / Startup Folder

1

T1060

Scheduled Task

1

T1053

Privilege Escalation

Scheduled Task

1

T1053

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

Query Registry

1

T1012

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\csrss\f801950a962ddba14caaa44bf084b55c.exe
Filesize
3.2MB

MD5
f801950a962ddba14caaa44bf084b55c

SHA1
7cadc9076121297428442785536ba0df2d4ae996

SHA256
c3946ec89e15b24b743c46f9acacb58cff47da63f3ce2799d71ed90496b8891f

SHA512
4183bc76bdc84fb779e2e573d9a63d7de47096b63b945f9e335bee95ae28eb208f5ee15f6501ac59623b97c5b77f3455ca313512e7d9803e1704ae22a52459c5

Download Submit
C:\Users\Admin\AppData\Local\Temp\csrss\f801950a962ddba14caaa44bf084b55c.exe
Filesize
3.2MB

MD5
f801950a962ddba14caaa44bf084b55c

SHA1
7cadc9076121297428442785536ba0df2d4ae996

SHA256
c3946ec89e15b24b743c46f9acacb58cff47da63f3ce2799d71ed90496b8891f

SHA512
4183bc76bdc84fb779e2e573d9a63d7de47096b63b945f9e335bee95ae28eb208f5ee15f6501ac59623b97c5b77f3455ca313512e7d9803e1704ae22a52459c5

Download Submit
C:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exe
Filesize
281KB

MD5
d98e33b66343e7c96158444127a117f6

SHA1
bb716c5509a2bf345c6c1152f6e3e1452d39d50d

SHA256
5de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1

SHA512
705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5

Download Submit
C:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exe
Filesize
281KB

MD5
d98e33b66343e7c96158444127a117f6

SHA1
bb716c5509a2bf345c6c1152f6e3e1452d39d50d

SHA256
5de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1

SHA512
705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5

Download Submit
C:\Windows\rss\csrss.exe
Filesize
4.1MB

MD5
ede8db35d00c6ea266576e8712dbb8e6

SHA1
ee8ccf05c9b37b1f2a300b41c5f01e6403703472

SHA256
3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014

SHA512
27b005daf10af0f77edafaa6cefeff128fb9563dff7c77f6ad777682fc64ea7d8b92c10e58835e3fa78db7ca51f540721baf08614fa3263777c8fac39245dcfc

Download Submit
C:\Windows\rss\csrss.exe
Filesize
4.1MB

MD5
ede8db35d00c6ea266576e8712dbb8e6

SHA1
ee8ccf05c9b37b1f2a300b41c5f01e6403703472

SHA256
3eaaa92e0c6331570718f0b650d8b4c0cd11fac8425a3897b655e37ea2dc0014

SHA512
27b005daf10af0f77edafaa6cefeff128fb9563dff7c77f6ad777682fc64ea7d8b92c10e58835e3fa78db7ca51f540721baf08614fa3263777c8fac39245dcfc

Download Submit
memory/692-149-0x0000000000000000-mapping.dmp

Download
memory/1100-141-0x0000000000000000-mapping.dmp

Download
memory/1100-147-0x0000000002E00000-0x00000000031E9000-memory.dmp

Filesize
3.9MB

Download
memory/1100-153-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/1100-158-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/1100-148-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/1836-145-0x0000000000000000-mapping.dmp

Download
memory/1844-138-0x0000000000000000-mapping.dmp

Download
memory/2076-160-0x0000000000000000-mapping.dmp

Download
memory/2124-146-0x0000000000000000-mapping.dmp

Download
memory/2528-159-0x0000000000000000-mapping.dmp

Download
memory/3092-157-0x0000000000400000-0x0000000000C25000-memory.dmp

Filesize
8.1MB

Download
memory/3092-154-0x0000000000000000-mapping.dmp

Download
memory/3656-152-0x0000000000000000-mapping.dmp

Download
memory/4884-137-0x0000000000000000-mapping.dmp

Download
memory/4980-139-0x000000000293D000-0x0000000002D26000-memory.dmp

Filesize
3.9MB

Download
memory/4980-135-0x0000000000000000-mapping.dmp

Download
memory/4980-140-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/4980-144-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/5080-136-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/5080-132-0x0000000002BAB000-0x0000000002F94000-memory.dmp

Filesize
3.9MB

Download
memory/5080-134-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/5080-133-0x0000000002FA0000-0x0000000003817000-memory.dmp

Filesize
8.5MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads