Behavioral Report

General

Target

e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.exe
Size

4MB
MD5

da1b80047a1dc944889f6f5dc02e2a0e
SHA1

d962371de654faf022e16dc79ff258e1335d9c23
SHA256

e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4
SHA512

1d5dba2ec32bd8daaba23c9215d2dbac428537e8e9e63d62f57dbe67ecad88a147db0041cc129881dd7730050c0d5382c0f3627994232f95407f044c0de91ed3
SSDEEP

98304:+QH9DqCOTnfsMTHs/SU0koWPkt/OOGKiXMDp1msQL+QOKVb07V0R:+Kjkf7THwfIxGKCMFkZRq0R

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 1856 created 752	1856	svchost.exe	e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.exe
PID 1856 created 4416	1856	svchost.exe	csrss.exe
PID 1856 created 4416	1856	svchost.exe	csrss.exe
PID 1856 created 4416	1856	svchost.exe	csrss.exe

Executes dropped EXE ⋅ 2 IoCs

Processes:

csrss.exeinjector.exe

pid process

4416 csrss.exe
3584 injector.exe
Modifies Windows Firewall ⋅ 1 TTPs 1 IoCs
evasion

TTPs:

Modify Existing Service

Processes:

netsh.exe

pid process

656 netsh.exe

pid	process
4416	csrss.exe
3584	injector.exe

pid	process
656	netsh.exe

Adds Run key to start application ⋅ 2 TTPs 2 IoCs

persistence

TTPs:

Registry Run Keys / Startup Folder Modify Registry

Processes:

e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.execsrss.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\""	e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.exe
Set value (str)	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\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

TTPs:

Query Registry
Legitimate hosting services abused for malware hosting/C2 ⋅ 1 TTPs

TTPs:

Web Service

Drops file in Windows directory ⋅ 2 IoCs

Processes:

e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.exe

description	ioc	process
File opened for modification	C:\Windows\rss	e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.exe
File created	C:\Windows\rss\csrss.exe	e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.exe

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

TTPs:

Scheduled Task

Processes:

schtasks.exeschtasks.exe

pid process

872 schtasks.exe
4492 schtasks.exe

pid	process
872	schtasks.exe
4492	schtasks.exe

Modifies data under HKEY_USERS ⋅ 64 IoCs

Processes:

e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.execsrss.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-451 = "Caucasus Daylight Time"	e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-282 = "Central Europe Standard Time"	e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-111 = "Eastern Daylight Time"	e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-435 = "Georgian Standard Time"	e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CTLs	csrss.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates	csrss.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,-262 = "GMT Standard Time"	e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-52 = "Greenland Standard Time"	e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-622 = "Korea Standard Time"	e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-931 = "Coordinated Universal Time"	e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-731 = "Fiji Daylight Time"	e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2341 = "Haiti Daylight Time"	e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2872 = "Magallanes Standard Time"	e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-381 = "South Africa Daylight Time"	e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2042 = "Eastern Standard Time (Mexico)"	e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-352 = "FLE Standard Time"	e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-371 = "Jerusalem Daylight Time"	e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2062 = "North Korea Standard Time"	e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-832 = "SA Eastern Standard Time"	e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.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"	e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-162 = "Central Standard Time"	e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2372 = "Easter Island Standard Time"	e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-361 = "GTB Daylight Time"	e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1801 = "Line Islands Daylight Time"	e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.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"	e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1042 = "Ulaanbaatar Standard Time"	e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2451 = "Saint Pierre Daylight Time"	e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.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,-402 = "Arabic Standard Time"	e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-261 = "GMT Daylight Time"	e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2342 = "Haiti Standard Time"	e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-31 = "Mid-Atlantic Daylight Time"	e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-365 = "Middle East Standard Time"	e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-502 = "Nepal Standard Time"	e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-961 = "Paraguay Daylight Time"	e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-691 = "Tasmania Daylight Time"	e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2592 = "Tocantins Standard Time"	e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.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,-441 = "Arabian Daylight Time"	e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-82 = "Atlantic Standard Time"	e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-721 = "Central Pacific Daylight Time"	e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-772 = "Montevideo Standard Time"	e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-741 = "New Zealand Daylight Time"	e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-91 = "Pacific SA Daylight Time"	e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-531 = "Sri Lanka Daylight Time"	e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-651 = "AUS Central Daylight Time"	e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-572 = "China Standard Time"	e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-412 = "E. Africa Standard Time"	e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-982 = "Kamchatka Standard Time"	e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2511 = "Lord Howe Daylight Time"	e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-364 = "Middle East Daylight Time"	e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2841 = "Saratov Daylight Time"	e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs	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,-2612 = "Bougainville Standard Time"	e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-105 = "Central Brazilian Standard Time"	e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2531 = "Chatham Islands Daylight Time"	e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1471 = "Magadan Daylight Time"	e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2842 = "Saratov Standard Time"	e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.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,-771 = "Montevideo Daylight Time"	e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-384 = "Namibia Daylight Time"	e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-3051 = "Qyzylorda Daylight Time"	e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.exe

Suspicious behavior: EnumeratesProcesses ⋅ 64 IoCs

Processes:

e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.exee9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.exeinjector.execsrss.exe

pid	process
752	e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.exe
752	e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.exe
1096	e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.exe
1096	e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.exe
1096	e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.exe
1096	e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.exe
1096	e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.exe
1096	e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.exe
1096	e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.exe
1096	e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.exe
1096	e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.exe
1096	e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.exe
3584	injector.exe
3584	injector.exe
3584	injector.exe
3584	injector.exe
3584	injector.exe
3584	injector.exe
3584	injector.exe
3584	injector.exe
4416	csrss.exe
4416	csrss.exe
3584	injector.exe
3584	injector.exe
3584	injector.exe
3584	injector.exe
3584	injector.exe
3584	injector.exe
4416	csrss.exe
4416	csrss.exe
3584	injector.exe
3584	injector.exe
3584	injector.exe
3584	injector.exe
3584	injector.exe
3584	injector.exe
3584	injector.exe
3584	injector.exe
3584	injector.exe
3584	injector.exe
3584	injector.exe
3584	injector.exe
3584	injector.exe
3584	injector.exe
3584	injector.exe
3584	injector.exe
3584	injector.exe
3584	injector.exe
3584	injector.exe
3584	injector.exe
3584	injector.exe
3584	injector.exe
3584	injector.exe
3584	injector.exe
3584	injector.exe
3584	injector.exe
3584	injector.exe
3584	injector.exe
3584	injector.exe
3584	injector.exe
3584	injector.exe
3584	injector.exe
3584	injector.exe
3584	injector.exe

Suspicious use of AdjustPrivilegeToken ⋅ 17 IoCs

Processes:

e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.exesvchost.execsrss.exe

description	pid	process
Token: SeDebugPrivilege	752	e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.exe
Token: SeImpersonatePrivilege	752	e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.exe
Token: SeTcbPrivilege	1856	svchost.exe
Token: SeTcbPrivilege	1856	svchost.exe
Token: SeBackupPrivilege	1856	svchost.exe
Token: SeRestorePrivilege	1856	svchost.exe
Token: SeBackupPrivilege	1856	svchost.exe
Token: SeRestorePrivilege	1856	svchost.exe
Token: SeBackupPrivilege	1856	svchost.exe
Token: SeRestorePrivilege	1856	svchost.exe
Token: SeBackupPrivilege	1856	svchost.exe
Token: SeRestorePrivilege	1856	svchost.exe
Token: SeSystemEnvironmentPrivilege	4416	csrss.exe
Token: SeBackupPrivilege	1856	svchost.exe
Token: SeRestorePrivilege	1856	svchost.exe
Token: SeBackupPrivilege	1856	svchost.exe
Token: SeRestorePrivilege	1856	svchost.exe

Suspicious use of WriteProcessMemory ⋅ 18 IoCs

Processes:

svchost.exee9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.execmd.execsrss.exe

description	pid	process	target process
PID 1856 wrote to memory of 1096	1856	svchost.exe	e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.exe
PID 1856 wrote to memory of 1096	1856	svchost.exe	e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.exe
PID 1856 wrote to memory of 1096	1856	svchost.exe	e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.exe
PID 1096 wrote to memory of 4808	1096	e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.exe	cmd.exe
PID 1096 wrote to memory of 4808	1096	e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.exe	cmd.exe
PID 4808 wrote to memory of 656	4808	cmd.exe	netsh.exe
PID 4808 wrote to memory of 656	4808	cmd.exe	netsh.exe
PID 1096 wrote to memory of 4416	1096	e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.exe	csrss.exe
PID 1096 wrote to memory of 4416	1096	e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.exe	csrss.exe
PID 1096 wrote to memory of 4416	1096	e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.exe	csrss.exe
PID 1856 wrote to memory of 872	1856	svchost.exe	schtasks.exe
PID 1856 wrote to memory of 872	1856	svchost.exe	schtasks.exe
PID 1856 wrote to memory of 4904	1856	svchost.exe	schtasks.exe
PID 1856 wrote to memory of 4904	1856	svchost.exe	schtasks.exe
PID 4416 wrote to memory of 3584	4416	csrss.exe	injector.exe
PID 4416 wrote to memory of 3584	4416	csrss.exe	injector.exe
PID 1856 wrote to memory of 4492	1856	svchost.exe	schtasks.exe
PID 1856 wrote to memory of 4492	1856	svchost.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.exe

"C:\Users\Admin\AppData\Local\Temp\e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.exe"

Suspicious behavior: EnumeratesProcesses
Suspicious use of AdjustPrivilegeToken

PID:752

C:\Users\Admin\AppData\Local\Temp\e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.exe

"C:\Users\Admin\AppData\Local\Temp\e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4.exe"

Adds Run key to start application
Drops file in Windows directory
Modifies data under HKEY_USERS
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory

PID:1096

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"

Suspicious use of WriteProcessMemory

PID:4808

C:\Windows\system32\netsh.exe

netsh advfirewall firewall add rule name="csrss" dir=in action=allow program="C:\Windows\rss\csrss.exe" enable=yes

Modifies Windows Firewall

PID:656

C:\Windows\rss\csrss.exe

C:\Windows\rss\csrss.exe

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:4416

C:\Windows\SYSTEM32\schtasks.exe

schtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F

Creates scheduled task(s)

PID:872

C:\Windows\SYSTEM32\schtasks.exe

schtasks /delete /tn ScheduledUpdate /f

PID:4904

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

Executes dropped EXE
Suspicious behavior: EnumeratesProcesses

PID:3584

C:\Windows\SYSTEM32\schtasks.exe

schtasks /CREATE /SC ONLOGON /RL HIGHEST /TR "C:\Windows\rss\csrss.exe" /TN csrss /F

Creates scheduled task(s)

PID:4492

C:\Windows\system32\svchost.exe

C:\Windows\system32\svchost.exe -k netsvcs -p -s seclogon

Suspicious use of NtCreateUserProcessOtherParentProcess
Suspicious use of AdjustPrivilegeToken
Suspicious use of WriteProcessMemory

PID:1856

Network

MITRE ATT&CK Matrix

Collection

Command and Control

Credential Access

Defense Evasion

Discovery

Query Registry

Execution

Exfiltration

Impact

Initial Access

Lateral Movement

Persistence

Privilege Escalation

Replay Monitor

00:00 00:00

Downloads

C:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exe
MD5
d98e33b66343e7c96158444127a117f6

SHA1
bb716c5509a2bf345c6c1152f6e3e1452d39d50d

SHA256
5de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1

SHA512
705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5

Download Submit
C:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exe
MD5
d98e33b66343e7c96158444127a117f6

SHA1
bb716c5509a2bf345c6c1152f6e3e1452d39d50d

SHA256
5de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1

SHA512
705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5

Download Submit
C:\Windows\rss\csrss.exe
MD5
da1b80047a1dc944889f6f5dc02e2a0e

SHA1
d962371de654faf022e16dc79ff258e1335d9c23

SHA256
e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4

SHA512
1d5dba2ec32bd8daaba23c9215d2dbac428537e8e9e63d62f57dbe67ecad88a147db0041cc129881dd7730050c0d5382c0f3627994232f95407f044c0de91ed3

Download Submit
C:\Windows\rss\csrss.exe
MD5
da1b80047a1dc944889f6f5dc02e2a0e

SHA1
d962371de654faf022e16dc79ff258e1335d9c23

SHA256
e9f21ac6affa12efe0337ed20177e31de757fe918caa6ae2daa6301d9db3f1a4

SHA512
1d5dba2ec32bd8daaba23c9215d2dbac428537e8e9e63d62f57dbe67ecad88a147db0041cc129881dd7730050c0d5382c0f3627994232f95407f044c0de91ed3

Download Submit
memory/656-140-0x0000000000000000-mapping.dmp

Download
memory/752-133-0x0000000002EA0000-0x0000000003717000-memory.dmp

Download
memory/752-134-0x0000000000400000-0x0000000000C91000-memory.dmp

Download
memory/752-136-0x0000000000400000-0x0000000000C91000-memory.dmp

Download
memory/752-132-0x0000000002AB3000-0x0000000002E9C000-memory.dmp

Download
memory/872-145-0x0000000000000000-mapping.dmp

Download
memory/1096-137-0x00000000029C8000-0x0000000002DB1000-memory.dmp

Download
memory/1096-144-0x0000000000400000-0x0000000000C91000-memory.dmp

Download
memory/1096-138-0x0000000000400000-0x0000000000C91000-memory.dmp

Download
memory/1096-135-0x0000000000000000-mapping.dmp

Download
memory/3584-149-0x0000000000000000-mapping.dmp

Download
memory/4416-141-0x0000000000000000-mapping.dmp

Download
memory/4416-147-0x0000000002E00000-0x00000000031E9000-memory.dmp

Download
memory/4416-148-0x0000000000400000-0x0000000000C91000-memory.dmp

Download
memory/4416-153-0x0000000000400000-0x0000000000C91000-memory.dmp

Download
memory/4492-152-0x0000000000000000-mapping.dmp

Download
memory/4808-139-0x0000000000000000-mapping.dmp

Download
memory/4904-146-0x0000000000000000-mapping.dmp

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix

Replay Monitor

Downloads