glupteba | 549e4d4a190c573cbdd09aa7b86fceed816ab66cd73b4a5ca03ed5a7721ba371

General

Target

549e4d4a190c573cbdd09aa7b86fceed816ab66cd73b4a5ca03ed5a7721ba371.exe
Size

4.1MB
MD5

b686cd8125ed80c7811b72ab16c28e2b
SHA1

90a794e4d4f5af544b1344bfbb06797a11a89f4f
SHA256

549e4d4a190c573cbdd09aa7b86fceed816ab66cd73b4a5ca03ed5a7721ba371
SHA512

f9976a2e3520c6eff80cbd4699c07a5678f6f679078897c3ac0ec894826b8f40e466389b22a6b2aad15e5831ceb3c9b00008b81064a83af0e4d29dbdaa3bc14b
SSDEEP

98304:+DRa9t52alR+zGMAoLvfaiYMIKqODq2EVBfHX0VJ3VKrlSPNB1rpWSzl:+NAkab+zl1vfj1dbEVpEzlqSz1N

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 4 IoCs

Processes:

svchost.exe

description	pid	process	target process
PID 3004 created 4848	3004	svchost.exe	549e4d4a190c573cbdd09aa7b86fceed816ab66cd73b4a5ca03ed5a7721ba371.exe
PID 3004 created 2180	3004	svchost.exe	csrss.exe
PID 3004 created 2180	3004	svchost.exe	csrss.exe
PID 3004 created 2180	3004	svchost.exe	csrss.exe

Executes dropped EXE 3 IoCs

Processes:

csrss.exeinjector.exef801950a962ddba14caaa44bf084b55c.exe

pid process

2180 csrss.exe
788 injector.exe
4636 f801950a962ddba14caaa44bf084b55c.exe
Modifies Windows Firewall 1 TTPs 1 IoCs
evasion

Modify Existing Service
T1031

Processes:

netsh.exe

pid process

3620 netsh.exe

pid	process
2180	csrss.exe
788	injector.exe
4636	f801950a962ddba14caaa44bf084b55c.exe

pid	process
3620	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/4636-157-0x0000000000400000-0x0000000000C25000-memory.dmp	upx

Adds Run key to start application 2 TTPs 2 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

549e4d4a190c573cbdd09aa7b86fceed816ab66cd73b4a5ca03ed5a7721ba371.execsrss.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\""	549e4d4a190c573cbdd09aa7b86fceed816ab66cd73b4a5ca03ed5a7721ba371.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\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:

549e4d4a190c573cbdd09aa7b86fceed816ab66cd73b4a5ca03ed5a7721ba371.exe

description	ioc	process
File opened for modification	C:\Windows\rss	549e4d4a190c573cbdd09aa7b86fceed816ab66cd73b4a5ca03ed5a7721ba371.exe
File created	C:\Windows\rss\csrss.exe	549e4d4a190c573cbdd09aa7b86fceed816ab66cd73b4a5ca03ed5a7721ba371.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

3896 schtasks.exe
5036 schtasks.exe

pid	process
3896	schtasks.exe
5036	schtasks.exe

Modifies data under HKEY_USERS 64 IoCs

Processes:

549e4d4a190c573cbdd09aa7b86fceed816ab66cd73b4a5ca03ed5a7721ba371.execsrss.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2322 = "Sakhalin Standard Time"	549e4d4a190c573cbdd09aa7b86fceed816ab66cd73b4a5ca03ed5a7721ba371.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2941 = "Sao Tome Daylight Time"	549e4d4a190c573cbdd09aa7b86fceed816ab66cd73b4a5ca03ed5a7721ba371.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-201 = "US Mountain Daylight Time"	549e4d4a190c573cbdd09aa7b86fceed816ab66cd73b4a5ca03ed5a7721ba371.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs	csrss.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-672 = "AUS Eastern Standard Time"	549e4d4a190c573cbdd09aa7b86fceed816ab66cd73b4a5ca03ed5a7721ba371.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-542 = "Myanmar Standard Time"	549e4d4a190c573cbdd09aa7b86fceed816ab66cd73b4a5ca03ed5a7721ba371.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2632 = "Norfolk Standard Time"	549e4d4a190c573cbdd09aa7b86fceed816ab66cd73b4a5ca03ed5a7721ba371.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2792 = "Novosibirsk Standard Time"	549e4d4a190c573cbdd09aa7b86fceed816ab66cd73b4a5ca03ed5a7721ba371.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-71 = "Newfoundland Daylight Time"	549e4d4a190c573cbdd09aa7b86fceed816ab66cd73b4a5ca03ed5a7721ba371.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"	549e4d4a190c573cbdd09aa7b86fceed816ab66cd73b4a5ca03ed5a7721ba371.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-292 = "Central European Standard Time"	549e4d4a190c573cbdd09aa7b86fceed816ab66cd73b4a5ca03ed5a7721ba371.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2531 = "Chatham Islands Daylight Time"	549e4d4a190c573cbdd09aa7b86fceed816ab66cd73b4a5ca03ed5a7721ba371.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2412 = "Marquesas Standard Time"	549e4d4a190c573cbdd09aa7b86fceed816ab66cd73b4a5ca03ed5a7721ba371.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1471 = "Magadan Daylight Time"	549e4d4a190c573cbdd09aa7b86fceed816ab66cd73b4a5ca03ed5a7721ba371.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot	csrss.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1972 = "Belarus Standard Time"	549e4d4a190c573cbdd09aa7b86fceed816ab66cd73b4a5ca03ed5a7721ba371.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-721 = "Central Pacific Daylight Time"	549e4d4a190c573cbdd09aa7b86fceed816ab66cd73b4a5ca03ed5a7721ba371.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2042 = "Eastern Standard Time (Mexico)"	549e4d4a190c573cbdd09aa7b86fceed816ab66cd73b4a5ca03ed5a7721ba371.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-752 = "Tonga Standard Time"	549e4d4a190c573cbdd09aa7b86fceed816ab66cd73b4a5ca03ed5a7721ba371.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs	csrss.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CTLs	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2891 = "Sudan Daylight Time"	549e4d4a190c573cbdd09aa7b86fceed816ab66cd73b4a5ca03ed5a7721ba371.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1501 = "Turkey Daylight Time"	549e4d4a190c573cbdd09aa7b86fceed816ab66cd73b4a5ca03ed5a7721ba371.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs	csrss.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs	csrss.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-142 = "Canada Central Standard Time"	549e4d4a190c573cbdd09aa7b86fceed816ab66cd73b4a5ca03ed5a7721ba371.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-332 = "E. Europe Standard Time"	549e4d4a190c573cbdd09aa7b86fceed816ab66cd73b4a5ca03ed5a7721ba371.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"	549e4d4a190c573cbdd09aa7b86fceed816ab66cd73b4a5ca03ed5a7721ba371.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2141 = "Transbaikal Daylight Time"	549e4d4a190c573cbdd09aa7b86fceed816ab66cd73b4a5ca03ed5a7721ba371.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-652 = "AUS Central Standard Time"	549e4d4a190c573cbdd09aa7b86fceed816ab66cd73b4a5ca03ed5a7721ba371.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2451 = "Saint Pierre Daylight Time"	549e4d4a190c573cbdd09aa7b86fceed816ab66cd73b4a5ca03ed5a7721ba371.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-691 = "Tasmania Daylight Time"	549e4d4a190c573cbdd09aa7b86fceed816ab66cd73b4a5ca03ed5a7721ba371.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-32 = "Mid-Atlantic Standard Time"	549e4d4a190c573cbdd09aa7b86fceed816ab66cd73b4a5ca03ed5a7721ba371.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-561 = "SE Asia Daylight Time"	549e4d4a190c573cbdd09aa7b86fceed816ab66cd73b4a5ca03ed5a7721ba371.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1661 = "Bahia Daylight Time"	549e4d4a190c573cbdd09aa7b86fceed816ab66cd73b4a5ca03ed5a7721ba371.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-682 = "E. Australia Standard Time"	549e4d4a190c573cbdd09aa7b86fceed816ab66cd73b4a5ca03ed5a7721ba371.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-331 = "E. Europe Daylight Time"	549e4d4a190c573cbdd09aa7b86fceed816ab66cd73b4a5ca03ed5a7721ba371.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-961 = "Paraguay Daylight Time"	549e4d4a190c573cbdd09aa7b86fceed816ab66cd73b4a5ca03ed5a7721ba371.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2041 = "Eastern Daylight Time (Mexico)"	549e4d4a190c573cbdd09aa7b86fceed816ab66cd73b4a5ca03ed5a7721ba371.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2341 = "Haiti Daylight Time"	549e4d4a190c573cbdd09aa7b86fceed816ab66cd73b4a5ca03ed5a7721ba371.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-365 = "Middle East Standard Time"	549e4d4a190c573cbdd09aa7b86fceed816ab66cd73b4a5ca03ed5a7721ba371.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-912 = "Mauritius Standard Time"	549e4d4a190c573cbdd09aa7b86fceed816ab66cd73b4a5ca03ed5a7721ba371.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1872 = "Russia TZ 7 Standard Time"	549e4d4a190c573cbdd09aa7b86fceed816ab66cd73b4a5ca03ed5a7721ba371.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2392 = "Aleutian Standard Time"	549e4d4a190c573cbdd09aa7b86fceed816ab66cd73b4a5ca03ed5a7721ba371.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1021 = "Bangladesh Daylight Time"	549e4d4a190c573cbdd09aa7b86fceed816ab66cd73b4a5ca03ed5a7721ba371.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-892 = "Morocco Standard Time"	549e4d4a190c573cbdd09aa7b86fceed816ab66cd73b4a5ca03ed5a7721ba371.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates	csrss.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-451 = "Caucasus Daylight Time"	549e4d4a190c573cbdd09aa7b86fceed816ab66cd73b4a5ca03ed5a7721ba371.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2431 = "Cuba Daylight Time"	549e4d4a190c573cbdd09aa7b86fceed816ab66cd73b4a5ca03ed5a7721ba371.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1412 = "Syria Standard Time"	549e4d4a190c573cbdd09aa7b86fceed816ab66cd73b4a5ca03ed5a7721ba371.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople	csrss.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-461 = "Afghanistan Daylight Time"	549e4d4a190c573cbdd09aa7b86fceed816ab66cd73b4a5ca03ed5a7721ba371.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-272 = "Greenwich Standard Time"	549e4d4a190c573cbdd09aa7b86fceed816ab66cd73b4a5ca03ed5a7721ba371.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-742 = "New Zealand Standard Time"	549e4d4a190c573cbdd09aa7b86fceed816ab66cd73b4a5ca03ed5a7721ba371.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1892 = "Russia TZ 3 Standard Time"	549e4d4a190c573cbdd09aa7b86fceed816ab66cd73b4a5ca03ed5a7721ba371.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2942 = "Sao Tome Standard Time"	549e4d4a190c573cbdd09aa7b86fceed816ab66cd73b4a5ca03ed5a7721ba371.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2841 = "Saratov Daylight Time"	549e4d4a190c573cbdd09aa7b86fceed816ab66cd73b4a5ca03ed5a7721ba371.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

549e4d4a190c573cbdd09aa7b86fceed816ab66cd73b4a5ca03ed5a7721ba371.exe549e4d4a190c573cbdd09aa7b86fceed816ab66cd73b4a5ca03ed5a7721ba371.exeinjector.execsrss.exe

pid	process
4848	549e4d4a190c573cbdd09aa7b86fceed816ab66cd73b4a5ca03ed5a7721ba371.exe
4848	549e4d4a190c573cbdd09aa7b86fceed816ab66cd73b4a5ca03ed5a7721ba371.exe
1860	549e4d4a190c573cbdd09aa7b86fceed816ab66cd73b4a5ca03ed5a7721ba371.exe
1860	549e4d4a190c573cbdd09aa7b86fceed816ab66cd73b4a5ca03ed5a7721ba371.exe
1860	549e4d4a190c573cbdd09aa7b86fceed816ab66cd73b4a5ca03ed5a7721ba371.exe
1860	549e4d4a190c573cbdd09aa7b86fceed816ab66cd73b4a5ca03ed5a7721ba371.exe
1860	549e4d4a190c573cbdd09aa7b86fceed816ab66cd73b4a5ca03ed5a7721ba371.exe
1860	549e4d4a190c573cbdd09aa7b86fceed816ab66cd73b4a5ca03ed5a7721ba371.exe
1860	549e4d4a190c573cbdd09aa7b86fceed816ab66cd73b4a5ca03ed5a7721ba371.exe
1860	549e4d4a190c573cbdd09aa7b86fceed816ab66cd73b4a5ca03ed5a7721ba371.exe
1860	549e4d4a190c573cbdd09aa7b86fceed816ab66cd73b4a5ca03ed5a7721ba371.exe
1860	549e4d4a190c573cbdd09aa7b86fceed816ab66cd73b4a5ca03ed5a7721ba371.exe
788	injector.exe
788	injector.exe
788	injector.exe
788	injector.exe
788	injector.exe
788	injector.exe
2180	csrss.exe
2180	csrss.exe
788	injector.exe
788	injector.exe
788	injector.exe
788	injector.exe
788	injector.exe
788	injector.exe
2180	csrss.exe
2180	csrss.exe
788	injector.exe
788	injector.exe
788	injector.exe
788	injector.exe
788	injector.exe
788	injector.exe
788	injector.exe
788	injector.exe
788	injector.exe
788	injector.exe
788	injector.exe
788	injector.exe
788	injector.exe
788	injector.exe
788	injector.exe
788	injector.exe
788	injector.exe
788	injector.exe
788	injector.exe
788	injector.exe
788	injector.exe
788	injector.exe
788	injector.exe
788	injector.exe
788	injector.exe
788	injector.exe
788	injector.exe
788	injector.exe
788	injector.exe
788	injector.exe
788	injector.exe
788	injector.exe
788	injector.exe
788	injector.exe
788	injector.exe
788	injector.exe

Suspicious use of AdjustPrivilegeToken 17 IoCs

Processes:

549e4d4a190c573cbdd09aa7b86fceed816ab66cd73b4a5ca03ed5a7721ba371.exesvchost.execsrss.exe

description	pid	process
Token: SeDebugPrivilege	4848	549e4d4a190c573cbdd09aa7b86fceed816ab66cd73b4a5ca03ed5a7721ba371.exe
Token: SeImpersonatePrivilege	4848	549e4d4a190c573cbdd09aa7b86fceed816ab66cd73b4a5ca03ed5a7721ba371.exe
Token: SeTcbPrivilege	3004	svchost.exe
Token: SeTcbPrivilege	3004	svchost.exe
Token: SeBackupPrivilege	3004	svchost.exe
Token: SeRestorePrivilege	3004	svchost.exe
Token: SeBackupPrivilege	3004	svchost.exe
Token: SeRestorePrivilege	3004	svchost.exe
Token: SeBackupPrivilege	3004	svchost.exe
Token: SeRestorePrivilege	3004	svchost.exe
Token: SeBackupPrivilege	3004	svchost.exe
Token: SeRestorePrivilege	3004	svchost.exe
Token: SeSystemEnvironmentPrivilege	2180	csrss.exe
Token: SeBackupPrivilege	3004	svchost.exe
Token: SeRestorePrivilege	3004	svchost.exe
Token: SeBackupPrivilege	3004	svchost.exe
Token: SeRestorePrivilege	3004	svchost.exe

Suspicious use of WriteProcessMemory 21 IoCs

Processes:

svchost.exe549e4d4a190c573cbdd09aa7b86fceed816ab66cd73b4a5ca03ed5a7721ba371.execmd.execsrss.exe

description	pid	process	target process
PID 3004 wrote to memory of 1860	3004	svchost.exe	549e4d4a190c573cbdd09aa7b86fceed816ab66cd73b4a5ca03ed5a7721ba371.exe
PID 3004 wrote to memory of 1860	3004	svchost.exe	549e4d4a190c573cbdd09aa7b86fceed816ab66cd73b4a5ca03ed5a7721ba371.exe
PID 3004 wrote to memory of 1860	3004	svchost.exe	549e4d4a190c573cbdd09aa7b86fceed816ab66cd73b4a5ca03ed5a7721ba371.exe
PID 1860 wrote to memory of 3180	1860	549e4d4a190c573cbdd09aa7b86fceed816ab66cd73b4a5ca03ed5a7721ba371.exe	cmd.exe
PID 1860 wrote to memory of 3180	1860	549e4d4a190c573cbdd09aa7b86fceed816ab66cd73b4a5ca03ed5a7721ba371.exe	cmd.exe
PID 3180 wrote to memory of 3620	3180	cmd.exe	netsh.exe
PID 3180 wrote to memory of 3620	3180	cmd.exe	netsh.exe
PID 1860 wrote to memory of 2180	1860	549e4d4a190c573cbdd09aa7b86fceed816ab66cd73b4a5ca03ed5a7721ba371.exe	csrss.exe
PID 1860 wrote to memory of 2180	1860	549e4d4a190c573cbdd09aa7b86fceed816ab66cd73b4a5ca03ed5a7721ba371.exe	csrss.exe
PID 1860 wrote to memory of 2180	1860	549e4d4a190c573cbdd09aa7b86fceed816ab66cd73b4a5ca03ed5a7721ba371.exe	csrss.exe
PID 3004 wrote to memory of 5036	3004	svchost.exe	schtasks.exe
PID 3004 wrote to memory of 5036	3004	svchost.exe	schtasks.exe
PID 3004 wrote to memory of 2140	3004	svchost.exe	schtasks.exe
PID 3004 wrote to memory of 2140	3004	svchost.exe	schtasks.exe
PID 2180 wrote to memory of 788	2180	csrss.exe	injector.exe
PID 2180 wrote to memory of 788	2180	csrss.exe	injector.exe
PID 3004 wrote to memory of 3896	3004	svchost.exe	schtasks.exe
PID 3004 wrote to memory of 3896	3004	svchost.exe	schtasks.exe
PID 2180 wrote to memory of 4636	2180	csrss.exe	f801950a962ddba14caaa44bf084b55c.exe
PID 2180 wrote to memory of 4636	2180	csrss.exe	f801950a962ddba14caaa44bf084b55c.exe
PID 2180 wrote to memory of 4636	2180	csrss.exe	f801950a962ddba14caaa44bf084b55c.exe

C:\Users\Admin\AppData\Local\Temp\549e4d4a190c573cbdd09aa7b86fceed816ab66cd73b4a5ca03ed5a7721ba371.exe
"C:\Users\Admin\AppData\Local\Temp\549e4d4a190c573cbdd09aa7b86fceed816ab66cd73b4a5ca03ed5a7721ba371.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4848

C:\Users\Admin\AppData\Local\Temp\549e4d4a190c573cbdd09aa7b86fceed816ab66cd73b4a5ca03ed5a7721ba371.exe
"C:\Users\Admin\AppData\Local\Temp\549e4d4a190c573cbdd09aa7b86fceed816ab66cd73b4a5ca03ed5a7721ba371.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:1860

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:3180

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:2180

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:5036

C:\Windows\SYSTEM32\schtasks.exe
schtasks /delete /tn ScheduledUpdate /f
4⤵
PID:2140

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:788

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:3896

C:\Users\Admin\AppData\Local\Temp\csrss\f801950a962ddba14caaa44bf084b55c.exe
C:\Users\Admin\AppData\Local\Temp\csrss\f801950a962ddba14caaa44bf084b55c.exe
4⤵
- Executes dropped EXE
PID:4636

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:3004

C:\Windows\system32\netsh.exe
netsh advfirewall firewall add rule name="csrss" dir=in action=allow program="C:\Windows\rss\csrss.exe" enable=yes
1⤵
- Modifies Windows Firewall
PID:3620

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

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Downloads

C:\Users\Admin\AppData\Local\Temp\csrss\f801950a962ddba14caaa44bf084b55c.exe
Filesize
893KB

MD5
ddb62615645d2da3e4303f17ffe950c0

SHA1
663761d23eb33520cdc8297263a82c7de697515d

SHA256
2dd3484107278fa302f66dffc47fdd03287f13d562673dd2f64e2f4df311135f

SHA512
04a4628fbd97f9e31534eddb6d2b622aadcb1cb6ec3a14c615066b5bfdfcb90a38155e8fd61207b6b5ddb1b04488ba87773f794cdf59ea479be5d8b288302580

Download Submit
C:\Users\Admin\AppData\Local\Temp\csrss\f801950a962ddba14caaa44bf084b55c.exe
Filesize
381KB

MD5
d67435a131758324915b3087a9a0eee0

SHA1
7e49bda6cdfdf2d59451bf2ec0249c0a73185ad7

SHA256
5cf9330a7b78804b7ae13b5dd8db4c8c4a8f1d0700b823e919ff0d204bf77991

SHA512
1b975d0a703d82b864c494f4163ab545fbbb5bf1a61ad678ff2da2a6d0d40c639dbf0b3c3cd89cee57254f378027a040126eb8e5620ad84b1a29f0e14059424c

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
b686cd8125ed80c7811b72ab16c28e2b

SHA1
90a794e4d4f5af544b1344bfbb06797a11a89f4f

SHA256
549e4d4a190c573cbdd09aa7b86fceed816ab66cd73b4a5ca03ed5a7721ba371

SHA512
f9976a2e3520c6eff80cbd4699c07a5678f6f679078897c3ac0ec894826b8f40e466389b22a6b2aad15e5831ceb3c9b00008b81064a83af0e4d29dbdaa3bc14b

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

MD5
b686cd8125ed80c7811b72ab16c28e2b

SHA1
90a794e4d4f5af544b1344bfbb06797a11a89f4f

SHA256
549e4d4a190c573cbdd09aa7b86fceed816ab66cd73b4a5ca03ed5a7721ba371

SHA512
f9976a2e3520c6eff80cbd4699c07a5678f6f679078897c3ac0ec894826b8f40e466389b22a6b2aad15e5831ceb3c9b00008b81064a83af0e4d29dbdaa3bc14b

Download Submit
memory/788-149-0x0000000000000000-mapping.dmp

Download
memory/1860-138-0x00000000028DB000-0x0000000002CC4000-memory.dmp

Filesize
3.9MB

Download
memory/1860-140-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/1860-135-0x0000000000000000-mapping.dmp

Download
memory/1860-144-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/2140-147-0x0000000000000000-mapping.dmp

Download
memory/2180-141-0x0000000000000000-mapping.dmp

Download
memory/2180-158-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/2180-148-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/2180-145-0x0000000002E00000-0x00000000031E9000-memory.dmp

Filesize
3.9MB

Download
memory/2180-153-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/3180-137-0x0000000000000000-mapping.dmp

Download
memory/3620-139-0x0000000000000000-mapping.dmp

Download
memory/3896-152-0x0000000000000000-mapping.dmp

Download
memory/4636-154-0x0000000000000000-mapping.dmp

Download
memory/4636-157-0x0000000000400000-0x0000000000C25000-memory.dmp

Filesize
8.1MB

Download
memory/4848-132-0x0000000002B03000-0x0000000002EEC000-memory.dmp

Filesize
3.9MB

Download
memory/4848-133-0x0000000002EF0000-0x0000000003767000-memory.dmp

Filesize
8.5MB

Download
memory/4848-134-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/4848-136-0x0000000000400000-0x0000000000C91000-memory.dmp

Filesize
8.6MB

Download
memory/5036-146-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads