glupteba | 8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63

General

Target

8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.exe
Size

4.1MB
MD5

783dafd50978b949f7cffa1d8d421181
SHA1

644af3254317b0dfb8c6e41ecf228882961894b8
SHA256

8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63
SHA512

c09d513eb8febb7705fe56680ac9ad64398b5424c8fb9aab9b9e5c2a99cf3a5c60f6fe1af258cdc1d16e57fc1c333d21bdc8359408b7e48ba4d799fe0b4f72eb
SSDEEP

98304:NBOSV6AtTQL1Almw7Nke40oxogEDJlh7YB+zjGzI975:NwJ8mwZW0GOJn7KFzs

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 3260 created 1956	3260	svchost.exe	8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.exe
PID 3260 created 5056	3260	svchost.exe	csrss.exe
PID 3260 created 5056	3260	svchost.exe	csrss.exe
PID 3260 created 5056	3260	svchost.exe	csrss.exe

Executes dropped EXE 2 IoCs

Processes:

csrss.exeinjector.exe

pid process

5056 csrss.exe
4436 injector.exe
Modifies Windows Firewall 1 TTPs 1 IoCs
evasion

Modify Existing Service
T1031

Processes:

netsh.exe

pid process

2008 netsh.exe

pid	process
5056	csrss.exe
4436	injector.exe

pid	process
2008	netsh.exe

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.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\""	8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.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
Legitimate hosting services abused for malware hosting/C2 1 TTPs

Web Service
T1102

Drops file in Windows directory 2 IoCs

Processes:

8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.exe

description	ioc	process
File created	C:\Windows\rss\csrss.exe	8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.exe
File opened for modification	C:\Windows\rss	8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.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

4952 schtasks.exe
4944 schtasks.exe

pid	process
4952	schtasks.exe
4944	schtasks.exe

Modifies data under HKEY_USERS 64 IoCs

Processes:

8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.execsrss.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2321 = "Sakhalin Daylight Time"	8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1661 = "Bahia Daylight Time"	8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.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"	8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2872 = "Magallanes Standard Time"	8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CTLs	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1662 = "Bahia Standard Time"	8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2062 = "North Korea Standard Time"	8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-632 = "Tokyo Standard Time"	8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-261 = "GMT Daylight Time"	8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-31 = "Mid-Atlantic Daylight Time"	8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2632 = "Norfolk Standard Time"	8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-92 = "Pacific SA Standard Time"	8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-832 = "SA Eastern Standard Time"	8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs	csrss.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-892 = "Morocco Standard Time"	8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.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"	8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-602 = "Taipei Standard Time"	8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2942 = "Sao Tome Standard Time"	8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-201 = "US Mountain Daylight Time"	8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2491 = "Aus Central W. Daylight Time"	8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2792 = "Novosibirsk Standard Time"	8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2791 = "Novosibirsk Daylight Time"	8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-215 = "Pacific Standard Time (Mexico)"	8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2941 = "Sao Tome Daylight Time"	8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2842 = "Saratov Standard Time"	8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-592 = "Malay Peninsula Standard Time"	8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-132 = "US Eastern Standard Time"	8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-12 = "Azores Standard Time"	8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1021 = "Bangladesh Daylight Time"	8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2431 = "Cuba Daylight Time"	8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs	csrss.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-442 = "Arabian Standard Time"	8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-891 = "Morocco Daylight Time"	8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1722 = "Libya Standard Time"	8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-501 = "Nepal Daylight Time"	8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-91 = "Pacific SA Daylight Time"	8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1412 = "Syria Standard Time"	8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1501 = "Turkey Daylight Time"	8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-11 = "Azores Daylight Time"	8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-732 = "Fiji Standard Time"	8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-492 = "India Standard Time"	8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-81 = "Atlantic Daylight Time"	8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-982 = "Kamchatka Standard Time"	8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-332 = "E. Europe Standard Time"	8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.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"	8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-111 = "Eastern Daylight Time"	8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-341 = "Egypt Daylight Time"	8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-351 = "FLE Daylight Time"	8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-402 = "Arabic Standard Time"	8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-448 = "Azerbaijan Daylight Time"	8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-721 = "Central Pacific Daylight Time"	8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-171 = "Central Daylight Time (Mexico)"	8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-961 = "Paraguay Daylight Time"	8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2891 = "Sudan Daylight Time"	8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2751 = "Tomsk Daylight Time"	8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-912 = "Mauritius Standard Time"	8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-32 = "Mid-Atlantic Standard Time"	8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-741 = "New Zealand Daylight Time"	8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.exe8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.exeinjector.execsrss.exe

pid	process
1956	8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.exe
1956	8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.exe
4148	8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.exe
4148	8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.exe
4148	8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.exe
4148	8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.exe
4148	8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.exe
4148	8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.exe
4148	8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.exe
4148	8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.exe
4148	8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.exe
4148	8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.exe
4436	injector.exe
4436	injector.exe
4436	injector.exe
4436	injector.exe
4436	injector.exe
4436	injector.exe
4436	injector.exe
4436	injector.exe
5056	csrss.exe
5056	csrss.exe
4436	injector.exe
4436	injector.exe
4436	injector.exe
4436	injector.exe
4436	injector.exe
4436	injector.exe
5056	csrss.exe
5056	csrss.exe
4436	injector.exe
4436	injector.exe
4436	injector.exe
4436	injector.exe
4436	injector.exe
4436	injector.exe
4436	injector.exe
4436	injector.exe
4436	injector.exe
4436	injector.exe
4436	injector.exe
4436	injector.exe
4436	injector.exe
4436	injector.exe
4436	injector.exe
4436	injector.exe
4436	injector.exe
4436	injector.exe
4436	injector.exe
4436	injector.exe
4436	injector.exe
4436	injector.exe
4436	injector.exe
4436	injector.exe
4436	injector.exe
4436	injector.exe
4436	injector.exe
4436	injector.exe
4436	injector.exe
4436	injector.exe
4436	injector.exe
4436	injector.exe
4436	injector.exe
4436	injector.exe

Suspicious use of AdjustPrivilegeToken 17 IoCs

Processes:

8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.exesvchost.execsrss.exe

description	pid	process
Token: SeDebugPrivilege	1956	8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.exe
Token: SeImpersonatePrivilege	1956	8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.exe
Token: SeTcbPrivilege	3260	svchost.exe
Token: SeTcbPrivilege	3260	svchost.exe
Token: SeBackupPrivilege	3260	svchost.exe
Token: SeRestorePrivilege	3260	svchost.exe
Token: SeBackupPrivilege	3260	svchost.exe
Token: SeRestorePrivilege	3260	svchost.exe
Token: SeBackupPrivilege	3260	svchost.exe
Token: SeRestorePrivilege	3260	svchost.exe
Token: SeBackupPrivilege	3260	svchost.exe
Token: SeRestorePrivilege	3260	svchost.exe
Token: SeSystemEnvironmentPrivilege	5056	csrss.exe
Token: SeBackupPrivilege	3260	svchost.exe
Token: SeRestorePrivilege	3260	svchost.exe
Token: SeBackupPrivilege	3260	svchost.exe
Token: SeRestorePrivilege	3260	svchost.exe

Suspicious use of WriteProcessMemory 18 IoCs

Processes:

svchost.exe8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.execmd.execsrss.exe

description	pid	process	target process
PID 3260 wrote to memory of 4148	3260	svchost.exe	8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.exe
PID 3260 wrote to memory of 4148	3260	svchost.exe	8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.exe
PID 3260 wrote to memory of 4148	3260	svchost.exe	8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.exe
PID 4148 wrote to memory of 3284	4148	8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.exe	cmd.exe
PID 4148 wrote to memory of 3284	4148	8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.exe	cmd.exe
PID 3284 wrote to memory of 2008	3284	cmd.exe	netsh.exe
PID 3284 wrote to memory of 2008	3284	cmd.exe	netsh.exe
PID 4148 wrote to memory of 5056	4148	8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.exe	csrss.exe
PID 4148 wrote to memory of 5056	4148	8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.exe	csrss.exe
PID 4148 wrote to memory of 5056	4148	8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.exe	csrss.exe
PID 3260 wrote to memory of 4952	3260	svchost.exe	schtasks.exe
PID 3260 wrote to memory of 4952	3260	svchost.exe	schtasks.exe
PID 3260 wrote to memory of 5052	3260	svchost.exe	schtasks.exe
PID 3260 wrote to memory of 5052	3260	svchost.exe	schtasks.exe
PID 5056 wrote to memory of 4436	5056	csrss.exe	injector.exe
PID 5056 wrote to memory of 4436	5056	csrss.exe	injector.exe
PID 3260 wrote to memory of 4944	3260	svchost.exe	schtasks.exe
PID 3260 wrote to memory of 4944	3260	svchost.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.exe
"C:\Users\Admin\AppData\Local\Temp\8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1956

C:\Users\Admin\AppData\Local\Temp\8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.exe
"C:\Users\Admin\AppData\Local\Temp\8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63.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:4148

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:3284

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:2008

C:\Windows\rss\csrss.exe
C:\Windows\rss\csrss.exe
3⤵
- Executes dropped EXE
- Adds Run key to start application
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:5056

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:4952

C:\Windows\SYSTEM32\schtasks.exe
schtasks /delete /tn ScheduledUpdate /f
4⤵
PID:5052

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:4436

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:4944

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:3260

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

Web Service

1

T1102

Impact

Replay Monitor

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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
783dafd50978b949f7cffa1d8d421181

SHA1
644af3254317b0dfb8c6e41ecf228882961894b8

SHA256
8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63

SHA512
c09d513eb8febb7705fe56680ac9ad64398b5424c8fb9aab9b9e5c2a99cf3a5c60f6fe1af258cdc1d16e57fc1c333d21bdc8359408b7e48ba4d799fe0b4f72eb

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

MD5
783dafd50978b949f7cffa1d8d421181

SHA1
644af3254317b0dfb8c6e41ecf228882961894b8

SHA256
8580f2559856a4fa134a859e8351fc2be7361e6e6f458fd1c44627ede5f38f63

SHA512
c09d513eb8febb7705fe56680ac9ad64398b5424c8fb9aab9b9e5c2a99cf3a5c60f6fe1af258cdc1d16e57fc1c333d21bdc8359408b7e48ba4d799fe0b4f72eb

Download Submit
memory/1956-133-0x0000000002CD0000-0x0000000003547000-memory.dmp

Filesize
8.5MB

Download
memory/1956-134-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/1956-136-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/1956-132-0x00000000028E3000-0x0000000002CCC000-memory.dmp

Filesize
3.9MB

Download
memory/2008-138-0x0000000000000000-mapping.dmp

Download
memory/3284-137-0x0000000000000000-mapping.dmp

Download
memory/4148-140-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/4148-144-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/4148-139-0x0000000002AD8000-0x0000000002EC1000-memory.dmp

Filesize
3.9MB

Download
memory/4148-135-0x0000000000000000-mapping.dmp

Download
memory/4436-149-0x0000000000000000-mapping.dmp

Download
memory/4944-152-0x0000000000000000-mapping.dmp

Download
memory/4952-147-0x0000000000000000-mapping.dmp

Download
memory/5052-148-0x0000000000000000-mapping.dmp

Download
memory/5056-141-0x0000000000000000-mapping.dmp

Download
memory/5056-145-0x0000000002E00000-0x00000000031E9000-memory.dmp

Filesize
3.9MB

Download
memory/5056-146-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/5056-153-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads