glupteba | fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f

General

Target

fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe
Size

4.1MB
MD5

93e96301d487270a314ba422b2272d8b
SHA1

0d770501a237fac3ea19931a0b00545bf14a2e7d
SHA256

fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f
SHA512

53024758dcfb1109ca822e54f70fa07c9df9c15ae3973b801bc8ba7860c21cb6940d4d532abd0d20d585cdf2a54f2139387bb94f441f2b797eea11891280a821
SSDEEP

98304:H6fyeZOkSsXCJDxp7vbPmU2t0bQU77LS5iWoBjdXw1FywH41vH:H6f3ZOkSsSJbX2t0b177m5v4jG1FT2

Score

10^/10

glupteba discovery dropper evasion loader persistence

Malware Config

Signatures

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

Suspicious use of NtCreateUserProcessOtherParentProcess 4 IoCs

Processes:

svchost.exe

description	pid	process	target process
PID 2248 created 4832	2248	svchost.exe	fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe
PID 2248 created 2436	2248	svchost.exe	csrss.exe
PID 2248 created 2436	2248	svchost.exe	csrss.exe
PID 2248 created 2436	2248	svchost.exe	csrss.exe

Executes dropped EXE 2 IoCs

Processes:

csrss.exeinjector.exe

pid process

2436 csrss.exe
2684 injector.exe
Modifies Windows Firewall 1 TTPs 1 IoCs
evasion

Modify Existing Service
T1031

Processes:

netsh.exe

pid process

4680 netsh.exe

pid	process
2436	csrss.exe
2684	injector.exe

pid	process
4680	netsh.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.execsrss.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\""	fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-2971393436-602173351-1645505021-1000\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:

fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe

description	ioc	process
File opened for modification	C:\Windows\rss	fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe
File created	C:\Windows\rss\csrss.exe	fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.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

1924 schtasks.exe
3440 schtasks.exe

pid	process
1924	schtasks.exe
3440	schtasks.exe

Modifies data under HKEY_USERS 64 IoCs

Processes:

fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-222 = "Alaskan Standard Time"	fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2371 = "Easter Island Daylight Time"	fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-365 = "Middle East Standard Time"	fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-772 = "Montevideo Standard Time"	fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-41 = "E. South America Daylight Time"	fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1721 = "Libya Daylight Time"	fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2321 = "Sakhalin Daylight Time"	fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-631 = "Tokyo Daylight Time"	fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-391 = "Arab Daylight Time"	fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-411 = "E. Africa Daylight Time"	fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2041 = "Eastern Daylight Time (Mexico)"	fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1891 = "Russia TZ 3 Daylight Time"	fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-451 = "Caucasus Daylight Time"	fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2531 = "Chatham Islands Daylight Time"	fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-142 = "Canada Central Standard Time"	fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-891 = "Morocco Daylight Time"	fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-3052 = "Qyzylorda Standard Time"	fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-335 = "Jordan Standard Time"	fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-981 = "Kamchatka Daylight Time"	fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1661 = "Bahia Daylight Time"	fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-892 = "Morocco Standard Time"	fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2842 = "Saratov Standard Time"	fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1911 = "Russia TZ 10 Daylight Time"	fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-511 = "Central Asia Daylight Time"	fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2372 = "Easter Island Standard Time"	fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1871 = "Russia TZ 7 Daylight Time"	fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2061 = "North Korea Daylight Time"	fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2772 = "Omsk Standard Time"	fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-449 = "Azerbaijan Standard Time"	fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-682 = "E. Australia Standard Time"	fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2631 = "Norfolk Daylight Time"	fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1861 = "Russia TZ 6 Daylight Time"	fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1042 = "Ulaanbaatar Standard Time"	fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2751 = "Tomsk Daylight Time"	fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1501 = "Turkey Daylight Time"	fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2181 = "Astrakhan Daylight Time"	fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-385 = "Namibia Standard Time"	fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-131 = "US Eastern Daylight Time"	fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-661 = "Cen. Australia Daylight Time"	fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-432 = "Iran Standard Time"	fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-592 = "Malay Peninsula Standard Time"	fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-601 = "Taipei Daylight Time"	fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-672 = "AUS Eastern Standard Time"	fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2792 = "Novosibirsk Standard Time"	fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-92 = "Pacific SA Standard Time"	fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1502 = "Turkey Standard Time"	fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1022 = "Bangladesh Standard Time"	fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2042 = "Eastern Standard Time (Mexico)"	fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-192 = "Mountain Standard Time"	fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1912 = "Russia TZ 10 Standard Time"	fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2322 = "Sakhalin Standard Time"	fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-692 = "Tasmania Standard Time"	fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2392 = "Aleutian Standard Time"	fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2492 = "Aus Central W. Standard Time"	fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2532 = "Chatham Islands Standard Time"	fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-361 = "GTB Daylight Time"	fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-542 = "Myanmar Standard Time"	fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-242 = "Samoa Standard Time"	fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-3142 = "South Sudan Standard Time"	fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-81 = "Atlantic Daylight Time"	fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-152 = "Central America Standard Time"	fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-151 = "Central America Daylight Time"	fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-161 = "Central Daylight Time"	fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2872 = "Magallanes Standard Time"	fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exefe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exeinjector.execsrss.exe

pid	process
4832	fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe
4832	fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe
3472	fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe
3472	fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe
3472	fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe
3472	fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe
3472	fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe
3472	fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe
3472	fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe
3472	fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe
3472	fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe
3472	fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe
2684	injector.exe
2684	injector.exe
2684	injector.exe
2684	injector.exe
2684	injector.exe
2684	injector.exe
2436	csrss.exe
2436	csrss.exe
2684	injector.exe
2684	injector.exe
2684	injector.exe
2684	injector.exe
2684	injector.exe
2684	injector.exe
2436	csrss.exe
2436	csrss.exe
2684	injector.exe
2684	injector.exe
2684	injector.exe
2684	injector.exe
2684	injector.exe
2684	injector.exe
2684	injector.exe
2684	injector.exe
2684	injector.exe
2684	injector.exe
2684	injector.exe
2684	injector.exe
2684	injector.exe
2684	injector.exe
2684	injector.exe
2684	injector.exe
2684	injector.exe
2684	injector.exe
2684	injector.exe
2684	injector.exe
2684	injector.exe
2684	injector.exe
2684	injector.exe
2684	injector.exe
2684	injector.exe
2684	injector.exe
2684	injector.exe
2684	injector.exe
2684	injector.exe
2684	injector.exe
2684	injector.exe
2684	injector.exe
2684	injector.exe
2684	injector.exe
2684	injector.exe
2684	injector.exe

Suspicious use of AdjustPrivilegeToken 17 IoCs

Processes:

fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exesvchost.execsrss.exe

description	pid	process
Token: SeDebugPrivilege	4832	fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe
Token: SeImpersonatePrivilege	4832	fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe
Token: SeTcbPrivilege	2248	svchost.exe
Token: SeTcbPrivilege	2248	svchost.exe
Token: SeBackupPrivilege	2248	svchost.exe
Token: SeRestorePrivilege	2248	svchost.exe
Token: SeBackupPrivilege	2248	svchost.exe
Token: SeRestorePrivilege	2248	svchost.exe
Token: SeBackupPrivilege	2248	svchost.exe
Token: SeRestorePrivilege	2248	svchost.exe
Token: SeBackupPrivilege	2248	svchost.exe
Token: SeRestorePrivilege	2248	svchost.exe
Token: SeSystemEnvironmentPrivilege	2436	csrss.exe
Token: SeBackupPrivilege	2248	svchost.exe
Token: SeRestorePrivilege	2248	svchost.exe
Token: SeBackupPrivilege	2248	svchost.exe
Token: SeRestorePrivilege	2248	svchost.exe

Suspicious use of WriteProcessMemory 18 IoCs

Processes:

svchost.exefe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.execmd.execsrss.exe

description	pid	process	target process
PID 2248 wrote to memory of 3472	2248	svchost.exe	fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe
PID 2248 wrote to memory of 3472	2248	svchost.exe	fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe
PID 2248 wrote to memory of 3472	2248	svchost.exe	fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe
PID 3472 wrote to memory of 4588	3472	fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe	cmd.exe
PID 3472 wrote to memory of 4588	3472	fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe	cmd.exe
PID 4588 wrote to memory of 4680	4588	cmd.exe	netsh.exe
PID 4588 wrote to memory of 4680	4588	cmd.exe	netsh.exe
PID 3472 wrote to memory of 2436	3472	fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe	csrss.exe
PID 3472 wrote to memory of 2436	3472	fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe	csrss.exe
PID 3472 wrote to memory of 2436	3472	fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe	csrss.exe
PID 2248 wrote to memory of 3440	2248	svchost.exe	schtasks.exe
PID 2248 wrote to memory of 3440	2248	svchost.exe	schtasks.exe
PID 2248 wrote to memory of 4068	2248	svchost.exe	schtasks.exe
PID 2248 wrote to memory of 4068	2248	svchost.exe	schtasks.exe
PID 2436 wrote to memory of 2684	2436	csrss.exe	injector.exe
PID 2436 wrote to memory of 2684	2436	csrss.exe	injector.exe
PID 2248 wrote to memory of 1924	2248	svchost.exe	schtasks.exe
PID 2248 wrote to memory of 1924	2248	svchost.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe
"C:\Users\Admin\AppData\Local\Temp\fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4832

C:\Users\Admin\AppData\Local\Temp\fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.exe
"C:\Users\Admin\AppData\Local\Temp\fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f.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:3472

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:4588

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:4680

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:2436

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:3440

C:\Windows\SYSTEM32\schtasks.exe
schtasks /delete /tn ScheduledUpdate /f
4⤵
PID:4068

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:2684

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:1924

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:2248

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

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Downloads

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
93e96301d487270a314ba422b2272d8b

SHA1
0d770501a237fac3ea19931a0b00545bf14a2e7d

SHA256
fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f

SHA512
53024758dcfb1109ca822e54f70fa07c9df9c15ae3973b801bc8ba7860c21cb6940d4d532abd0d20d585cdf2a54f2139387bb94f441f2b797eea11891280a821

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

MD5
93e96301d487270a314ba422b2272d8b

SHA1
0d770501a237fac3ea19931a0b00545bf14a2e7d

SHA256
fe34e43d7f49d85e423caa223069de74674e6d83172c5cb59db4a1b13147642f

SHA512
53024758dcfb1109ca822e54f70fa07c9df9c15ae3973b801bc8ba7860c21cb6940d4d532abd0d20d585cdf2a54f2139387bb94f441f2b797eea11891280a821

Download Submit
memory/1924-153-0x0000000000000000-mapping.dmp

Download
memory/2436-142-0x0000000000000000-mapping.dmp

Download
memory/2436-154-0x0000000000400000-0x0000000002F78000-memory.dmp

Filesize
43.5MB

Download
memory/2436-148-0x0000000005200000-0x00000000055E9000-memory.dmp

Filesize
3.9MB

Download
memory/2436-149-0x0000000000400000-0x0000000002F78000-memory.dmp

Filesize
43.5MB

Download
memory/2684-150-0x0000000000000000-mapping.dmp

Download
memory/3440-146-0x0000000000000000-mapping.dmp

Download
memory/3472-135-0x0000000000000000-mapping.dmp

Download
memory/3472-139-0x0000000000400000-0x0000000002F78000-memory.dmp

Filesize
43.5MB

Download
memory/3472-145-0x0000000000400000-0x0000000002F78000-memory.dmp

Filesize
43.5MB

Download
memory/3472-138-0x0000000004C57000-0x0000000005040000-memory.dmp

Filesize
3.9MB

Download
memory/4068-147-0x0000000000000000-mapping.dmp

Download
memory/4588-140-0x0000000000000000-mapping.dmp

Download
memory/4680-141-0x0000000000000000-mapping.dmp

Download
memory/4832-132-0x0000000004E86000-0x000000000526F000-memory.dmp

Filesize
3.9MB

Download
memory/4832-137-0x0000000000400000-0x0000000002F78000-memory.dmp

Filesize
43.5MB

Download
memory/4832-136-0x0000000004E86000-0x000000000526F000-memory.dmp

Filesize
3.9MB

Download
memory/4832-134-0x0000000000400000-0x0000000002F78000-memory.dmp

Filesize
43.5MB

Download
memory/4832-133-0x0000000005270000-0x0000000005AE7000-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