glupteba | 11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb

General

Target

11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.exe
Size

4.1MB
MD5

40278b2bb3b8f79ce2382452ce204d07
SHA1

9085644ca84928062071b2ea5db2cddc773cb9fa
SHA256

11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb
SHA512

4b5363c64acc09176d019142aa95fbaf42d1f807f27f77c43117a3c3c9bdbad61ec564448bf002d2c5ad234068bc190570469fbf1f79923752b5e56feda731c4
SSDEEP

98304:Kc0lgzThpRURyzY9KY+mJv0mTjHZari0FPpVBeRxQ1:Kc0WpaAzY9KY+K1TjHZ30dpzck

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 1728 created 1112	1728	svchost.exe	11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.exe
PID 1728 created 3380	1728	svchost.exe	csrss.exe
PID 1728 created 3380	1728	svchost.exe	csrss.exe
PID 1728 created 3380	1728	svchost.exe	csrss.exe
PID 1728 created 4768	1728	svchost.exe	f801950a962ddba14caaa44bf084b55c.exe
PID 1728 created 4768	1728	svchost.exe	f801950a962ddba14caaa44bf084b55c.exe

Executes dropped EXE 3 IoCs

Processes:

csrss.exeinjector.exef801950a962ddba14caaa44bf084b55c.exe

pid process

3380 csrss.exe
4304 injector.exe
4768 f801950a962ddba14caaa44bf084b55c.exe
Modifies Windows Firewall 1 TTPs 1 IoCs
evasion

Modify Existing Service
T1031

Processes:

netsh.exe

pid process

3700 netsh.exe

pid	process
3380	csrss.exe
4304	injector.exe
4768	f801950a962ddba14caaa44bf084b55c.exe

pid	process
3700	netsh.exe

UPX packed file 5 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/4768-158-0x0000000000400000-0x0000000000C25000-memory.dmp	upx
behavioral1/memory/4768-162-0x0000000000400000-0x0000000000C25000-memory.dmp	upx
behavioral1/memory/4768-164-0x0000000000400000-0x0000000000C25000-memory.dmp	upx

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.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\""	11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.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:

11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.exe

description	ioc	process
File opened for modification	C:\Windows\rss	11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.exe
File created	C:\Windows\rss\csrss.exe	11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.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

1560 schtasks.exe
5080 schtasks.exe

pid	process
1560	schtasks.exe
5080	schtasks.exe

Modifies data under HKEY_USERS 64 IoCs

Processes:

11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-841 = "Argentina Daylight Time"	11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2142 = "Transbaikal Standard Time"	11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-462 = "Afghanistan Standard Time"	11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-662 = "Cen. Australia Standard Time"	11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-162 = "Central Standard Time"	11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.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"	11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-962 = "Paraguay Standard Time"	11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-104 = "Central Brazilian Daylight Time"	11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-215 = "Pacific Standard Time (Mexico)"	11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2141 = "Transbaikal Daylight Time"	11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-931 = "Coordinated Universal Time"	11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-105 = "Central Brazilian Standard Time"	11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-384 = "Namibia Daylight Time"	11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2452 = "Saint Pierre Standard Time"	11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-3142 = "South Sudan Standard Time"	11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-691 = "Tasmania Daylight Time"	11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-452 = "Caucasus Standard Time"	11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-572 = "China Standard Time"	11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-502 = "Nepal Standard Time"	11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-432 = "Iran Standard Time"	11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2841 = "Saratov Daylight Time"	11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.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"	11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-461 = "Afghanistan Daylight Time"	11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.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"	11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-981 = "Kamchatka Daylight Time"	11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2631 = "Norfolk Daylight Time"	11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-211 = "Pacific Daylight Time"	11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-592 = "Malay Peninsula Standard Time"	11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2392 = "Aleutian Standard Time"	11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-731 = "Fiji Daylight Time"	11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-192 = "Mountain Standard Time"	11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-302 = "Romance Standard Time"	11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1472 = "Magadan Standard Time"	11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1471 = "Magadan Daylight Time"	11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-181 = "Mountain Daylight Time (Mexico)"	11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1411 = "Syria Daylight Time"	11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.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"	11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1022 = "Bangladesh Standard Time"	11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-661 = "Cen. Australia Daylight Time"	11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-411 = "E. Africa Daylight Time"	11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1801 = "Line Islands Daylight Time"	11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-222 = "Alaskan Standard Time"	11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1932 = "Russia TZ 11 Standard Time"	11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2842 = "Saratov Standard Time"	11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-141 = "Canada Central Daylight Time"	11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-281 = "Central Europe Daylight Time"	11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-171 = "Central Daylight Time (Mexico)"	11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.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"	11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-335 = "Jordan Standard Time"	11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-692 = "Tasmania Standard Time"	11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-282 = "Central Europe Standard Time"	11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.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"	11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2771 = "Omsk Daylight Time"	11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2751 = "Tomsk Daylight Time"	11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1042 = "Ulaanbaatar Standard Time"	11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2322 = "Sakhalin Standard Time"	11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2611 = "Bougainville Daylight Time"	11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-251 = "Dateline Daylight Time"	11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-331 = "E. Europe Daylight Time"	11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2411 = "Marquesas Daylight Time"	11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-92 = "Pacific SA Standard Time"	11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2412 = "Marquesas Standard Time"	11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1862 = "Russia TZ 6 Standard Time"	11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-871 = "Pakistan Daylight Time"	11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.exe11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.exeinjector.execsrss.exe

pid	process
1112	11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.exe
1112	11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.exe
1404	11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.exe
1404	11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.exe
1404	11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.exe
1404	11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.exe
1404	11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.exe
1404	11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.exe
1404	11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.exe
1404	11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.exe
1404	11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.exe
1404	11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.exe
4304	injector.exe
4304	injector.exe
4304	injector.exe
4304	injector.exe
4304	injector.exe
4304	injector.exe
3380	csrss.exe
3380	csrss.exe
4304	injector.exe
4304	injector.exe
4304	injector.exe
4304	injector.exe
4304	injector.exe
4304	injector.exe
3380	csrss.exe
3380	csrss.exe
4304	injector.exe
4304	injector.exe
4304	injector.exe
4304	injector.exe
4304	injector.exe
4304	injector.exe
4304	injector.exe
4304	injector.exe
4304	injector.exe
4304	injector.exe
4304	injector.exe
4304	injector.exe
4304	injector.exe
4304	injector.exe
4304	injector.exe
4304	injector.exe
4304	injector.exe
4304	injector.exe
4304	injector.exe
4304	injector.exe
4304	injector.exe
4304	injector.exe
4304	injector.exe
4304	injector.exe
4304	injector.exe
4304	injector.exe
4304	injector.exe
4304	injector.exe
4304	injector.exe
4304	injector.exe
4304	injector.exe
4304	injector.exe
4304	injector.exe
4304	injector.exe
4304	injector.exe
4304	injector.exe

Suspicious use of AdjustPrivilegeToken 25 IoCs

Processes:

11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.exesvchost.execsrss.exe

description	pid	process
Token: SeDebugPrivilege	1112	11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.exe
Token: SeImpersonatePrivilege	1112	11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.exe
Token: SeTcbPrivilege	1728	svchost.exe
Token: SeTcbPrivilege	1728	svchost.exe
Token: SeBackupPrivilege	1728	svchost.exe
Token: SeRestorePrivilege	1728	svchost.exe
Token: SeBackupPrivilege	1728	svchost.exe
Token: SeRestorePrivilege	1728	svchost.exe
Token: SeBackupPrivilege	1728	svchost.exe
Token: SeRestorePrivilege	1728	svchost.exe
Token: SeBackupPrivilege	1728	svchost.exe
Token: SeRestorePrivilege	1728	svchost.exe
Token: SeSystemEnvironmentPrivilege	3380	csrss.exe
Token: SeBackupPrivilege	1728	svchost.exe
Token: SeRestorePrivilege	1728	svchost.exe
Token: SeBackupPrivilege	1728	svchost.exe
Token: SeRestorePrivilege	1728	svchost.exe
Token: SeBackupPrivilege	1728	svchost.exe
Token: SeRestorePrivilege	1728	svchost.exe
Token: SeBackupPrivilege	1728	svchost.exe
Token: SeRestorePrivilege	1728	svchost.exe
Token: SeBackupPrivilege	1728	svchost.exe
Token: SeRestorePrivilege	1728	svchost.exe
Token: SeBackupPrivilege	1728	svchost.exe
Token: SeRestorePrivilege	1728	svchost.exe

Suspicious use of WriteProcessMemory 25 IoCs

Processes:

svchost.exe11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.execmd.execsrss.exe

description	pid	process	target process
PID 1728 wrote to memory of 1404	1728	svchost.exe	11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.exe
PID 1728 wrote to memory of 1404	1728	svchost.exe	11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.exe
PID 1728 wrote to memory of 1404	1728	svchost.exe	11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.exe
PID 1404 wrote to memory of 1316	1404	11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.exe	cmd.exe
PID 1404 wrote to memory of 1316	1404	11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.exe	cmd.exe
PID 1316 wrote to memory of 3700	1316	cmd.exe	netsh.exe
PID 1316 wrote to memory of 3700	1316	cmd.exe	netsh.exe
PID 1404 wrote to memory of 3380	1404	11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.exe	csrss.exe
PID 1404 wrote to memory of 3380	1404	11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.exe	csrss.exe
PID 1404 wrote to memory of 3380	1404	11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.exe	csrss.exe
PID 1728 wrote to memory of 1560	1728	svchost.exe	schtasks.exe
PID 1728 wrote to memory of 1560	1728	svchost.exe	schtasks.exe
PID 1728 wrote to memory of 2220	1728	svchost.exe	schtasks.exe
PID 1728 wrote to memory of 2220	1728	svchost.exe	schtasks.exe
PID 3380 wrote to memory of 4304	3380	csrss.exe	injector.exe
PID 3380 wrote to memory of 4304	3380	csrss.exe	injector.exe
PID 1728 wrote to memory of 5080	1728	svchost.exe	schtasks.exe
PID 1728 wrote to memory of 5080	1728	svchost.exe	schtasks.exe
PID 3380 wrote to memory of 4768	3380	csrss.exe	f801950a962ddba14caaa44bf084b55c.exe
PID 3380 wrote to memory of 4768	3380	csrss.exe	f801950a962ddba14caaa44bf084b55c.exe
PID 3380 wrote to memory of 4768	3380	csrss.exe	f801950a962ddba14caaa44bf084b55c.exe
PID 1728 wrote to memory of 4068	1728	svchost.exe	schtasks.exe
PID 1728 wrote to memory of 4068	1728	svchost.exe	schtasks.exe
PID 1728 wrote to memory of 5044	1728	svchost.exe	schtasks.exe
PID 1728 wrote to memory of 5044	1728	svchost.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.exe
"C:\Users\Admin\AppData\Local\Temp\11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1112

C:\Users\Admin\AppData\Local\Temp\11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.exe
"C:\Users\Admin\AppData\Local\Temp\11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb.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:1404

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:1316

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:3700

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:3380

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:1560

C:\Windows\SYSTEM32\schtasks.exe
schtasks /delete /tn ScheduledUpdate /f
4⤵
PID:2220

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:4304

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:5080

C:\Users\Admin\AppData\Local\Temp\csrss\f801950a962ddba14caaa44bf084b55c.exe
C:\Users\Admin\AppData\Local\Temp\csrss\f801950a962ddba14caaa44bf084b55c.exe
4⤵
- Executes dropped EXE
PID:4768

C:\Windows\SYSTEM32\schtasks.exe
schtasks /delete /tn "csrss" /f
5⤵
PID:4068

C:\Windows\SYSTEM32\schtasks.exe
schtasks /delete /tn "ScheduledUpdate" /f
5⤵
PID:5044

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:1728

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\NtQuerySystemInformationHook.dll
Filesize
99KB

MD5
09031a062610d77d685c9934318b4170

SHA1
880f744184e7774f3d14c1bb857e21cc7fe89a6d

SHA256
778bd69af403df3c4e074c31b3850d71bf0e64524bea4272a802ca9520b379dd

SHA512
9a276e1f0f55d35f2bf38eb093464f7065bdd30a660e6d1c62eed5e76d1fb2201567b89d9ae65d2d89dc99b142159e36fb73be8d5e08252a975d50544a7cda27

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
40278b2bb3b8f79ce2382452ce204d07

SHA1
9085644ca84928062071b2ea5db2cddc773cb9fa

SHA256
11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb

SHA512
4b5363c64acc09176d019142aa95fbaf42d1f807f27f77c43117a3c3c9bdbad61ec564448bf002d2c5ad234068bc190570469fbf1f79923752b5e56feda731c4

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

MD5
40278b2bb3b8f79ce2382452ce204d07

SHA1
9085644ca84928062071b2ea5db2cddc773cb9fa

SHA256
11dbfb68bfa49df1d9f5089d639dc630e760bbfb16ec3b4c32baee7cec138fcb

SHA512
4b5363c64acc09176d019142aa95fbaf42d1f807f27f77c43117a3c3c9bdbad61ec564448bf002d2c5ad234068bc190570469fbf1f79923752b5e56feda731c4

Download Submit
memory/1112-137-0x0000000002D30000-0x00000000035A7000-memory.dmp

Filesize
8.5MB

Download
memory/1112-136-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/1112-134-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/1112-133-0x0000000002D30000-0x00000000035A7000-memory.dmp

Filesize
8.5MB

Download
memory/1112-132-0x0000000002942000-0x0000000002D2B000-memory.dmp

Filesize
3.9MB

Download
memory/1316-138-0x0000000000000000-mapping.dmp

Download
memory/1404-140-0x0000000002AE0000-0x0000000002EC9000-memory.dmp

Filesize
3.9MB

Download
memory/1404-141-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/1404-135-0x0000000000000000-mapping.dmp

Download
memory/1404-145-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/1560-148-0x0000000000000000-mapping.dmp

Download
memory/2220-149-0x0000000000000000-mapping.dmp

Download
memory/3380-159-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/3380-154-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/3380-146-0x0000000002E00000-0x00000000031E9000-memory.dmp

Filesize
3.9MB

Download
memory/3380-142-0x0000000000000000-mapping.dmp

Download
memory/3380-147-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/3700-139-0x0000000000000000-mapping.dmp

Download
memory/4068-160-0x0000000000000000-mapping.dmp

Download
memory/4304-150-0x0000000000000000-mapping.dmp

Download
memory/4768-158-0x0000000000400000-0x0000000000C25000-memory.dmp

Filesize
8.1MB

Download
memory/4768-155-0x0000000000000000-mapping.dmp

Download
memory/4768-162-0x0000000000400000-0x0000000000C25000-memory.dmp

Filesize
8.1MB

Download
memory/4768-164-0x0000000000400000-0x0000000000C25000-memory.dmp

Filesize
8.1MB

Download
memory/5044-161-0x0000000000000000-mapping.dmp

Download
memory/5080-153-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads