glupteba | a8629db6f5524d25a30a20cde55a2b5cde48498cb85c752877d7a28f7c7d811e

Analysis

max time kernel
6s
max time network
145s
platform
windows11-21h2_x64
resource
win11-20240426-en
resource tags

arch:x64arch:x86image:win11-20240426-enlocale:en-usos:windows11-21h2-x64system
submitted
19/05/2024, 01:54

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General

Target
a8629db6f5524d25a30a20cde55a2b5cde48498cb85c752877d7a28f7c7d811e.exe
Size 4.1MB
Sample240519-cbl2kscf26
SHA256 a8629db6f5524d25a30a20cde55a2b5cde48498cb85c752877d7a28f7c7d811e
MD5 b8a851c16e58686ebdd376817007dfb7
SHA1 bda96c71e3c77465090266e011a9d17add1ed258
SHA512 057e0f474d29a868f231ad906b70e6a95262b3facb5b486bf33845b78014e337feedfcb6b1505be25fc079ae55bf8f0875f35b7f051b1fb1d0b792ef14ca5a4f
SSDEEP 98304:UrbgSYZm0VZ47d2LjXdY+WeqK35WW/TEhU3Gu22X:UrcnZFqd2LRPP3hYhQZX
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

glupteba dropper evasion execution loader upx

Malware Config

Signatures

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

Glupteba payload 19 IoCs

resource	yara_rule
behavioral2/memory/3412-2-0x0000000004660000-0x0000000004F4B000-memory.dmp	family_glupteba
behavioral2/memory/3412-3-0x0000000000400000-0x0000000000D1C000-memory.dmp	family_glupteba
behavioral2/memory/3412-134-0x0000000004660000-0x0000000004F4B000-memory.dmp	family_glupteba
behavioral2/memory/3412-129-0x0000000000400000-0x0000000002361000-memory.dmp	family_glupteba
behavioral2/memory/3412-194-0x0000000000400000-0x0000000000D1C000-memory.dmp	family_glupteba
behavioral2/memory/2116-193-0x0000000000400000-0x0000000002361000-memory.dmp	family_glupteba
behavioral2/memory/1600-201-0x0000000000400000-0x0000000002361000-memory.dmp	family_glupteba
behavioral2/memory/1600-213-0x0000000000400000-0x0000000002361000-memory.dmp	family_glupteba
behavioral2/memory/1600-217-0x0000000000400000-0x0000000002361000-memory.dmp	family_glupteba
behavioral2/memory/1600-221-0x0000000000400000-0x0000000002361000-memory.dmp	family_glupteba
behavioral2/memory/1600-225-0x0000000000400000-0x0000000002361000-memory.dmp	family_glupteba
behavioral2/memory/1600-229-0x0000000000400000-0x0000000002361000-memory.dmp	family_glupteba
behavioral2/memory/1600-233-0x0000000000400000-0x0000000002361000-memory.dmp	family_glupteba
behavioral2/memory/1600-237-0x0000000000400000-0x0000000002361000-memory.dmp	family_glupteba
behavioral2/memory/1600-241-0x0000000000400000-0x0000000002361000-memory.dmp	family_glupteba
behavioral2/memory/1600-245-0x0000000000400000-0x0000000002361000-memory.dmp	family_glupteba
behavioral2/memory/1600-249-0x0000000000400000-0x0000000002361000-memory.dmp	family_glupteba
behavioral2/memory/1600-253-0x0000000000400000-0x0000000002361000-memory.dmp	family_glupteba
behavioral2/memory/1600-257-0x0000000000400000-0x0000000002361000-memory.dmp	family_glupteba

Modifies Windows Firewall 2 TTPs 1 IoCs

evasion

Windows Service

T1543.003

Disable or Modify System Firewall

T1562.004

pid	Process
1376	netsh.exe

UPX packed file 6 IoCs

Detects executables packed with UPX/modified UPX open source packer.

upx

resource	yara_rule
behavioral2/files/0x000200000002aa07-206.dat	upx
behavioral2/memory/4576-207-0x0000000000400000-0x00000000008DF000-memory.dmp	upx
behavioral2/memory/4576-211-0x0000000000400000-0x00000000008DF000-memory.dmp	upx
behavioral2/memory/1460-210-0x0000000000400000-0x00000000008DF000-memory.dmp	upx
behavioral2/memory/1460-215-0x0000000000400000-0x00000000008DF000-memory.dmp	upx
behavioral2/memory/1460-223-0x0000000000400000-0x00000000008DF000-memory.dmp	upx

Launches sc.exe 1 IoCs

Sc.exe is a Windows utlilty to control services on the system.

pid	Process
2280	sc.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 7 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
4576	powershell.exe
4976	powershell.exe
1396	powershell.exe
404	powershell.exe
4468	powershell.exe
424	powershell.exe
440	powershell.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/Job

T1053

pid	Process
1616	schtasks.exe
3220	schtasks.exe

Modifies data under HKEY_USERS 64 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\Certificates	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2042 = "Eastern Standard Time (Mexico)"	a8629db6f5524d25a30a20cde55a2b5cde48498cb85c752877d7a28f7c7d811e.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-32 = "Mid-Atlantic Standard Time"	a8629db6f5524d25a30a20cde55a2b5cde48498cb85c752877d7a28f7c7d811e.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2771 = "Omsk Daylight Time"	a8629db6f5524d25a30a20cde55a2b5cde48498cb85c752877d7a28f7c7d811e.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-365 = "Middle East Standard Time"	a8629db6f5524d25a30a20cde55a2b5cde48498cb85c752877d7a28f7c7d811e.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-212 = "Pacific Standard Time"	a8629db6f5524d25a30a20cde55a2b5cde48498cb85c752877d7a28f7c7d811e.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-731 = "Fiji Daylight Time"	a8629db6f5524d25a30a20cde55a2b5cde48498cb85c752877d7a28f7c7d811e.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-352 = "FLE Standard Time"	a8629db6f5524d25a30a20cde55a2b5cde48498cb85c752877d7a28f7c7d811e.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1822 = "Russia TZ 1 Standard Time"	a8629db6f5524d25a30a20cde55a2b5cde48498cb85c752877d7a28f7c7d811e.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1411 = "Syria Daylight Time"	a8629db6f5524d25a30a20cde55a2b5cde48498cb85c752877d7a28f7c7d811e.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2941 = "Sao Tome Daylight Time"	a8629db6f5524d25a30a20cde55a2b5cde48498cb85c752877d7a28f7c7d811e.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1502 = "Turkey Standard Time"	a8629db6f5524d25a30a20cde55a2b5cde48498cb85c752877d7a28f7c7d811e.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-281 = "Central Europe Daylight Time"	a8629db6f5524d25a30a20cde55a2b5cde48498cb85c752877d7a28f7c7d811e.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-502 = "Nepal Standard Time"	a8629db6f5524d25a30a20cde55a2b5cde48498cb85c752877d7a28f7c7d811e.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2632 = "Norfolk Standard Time"	a8629db6f5524d25a30a20cde55a2b5cde48498cb85c752877d7a28f7c7d811e.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-892 = "Morocco Standard Time"	a8629db6f5524d25a30a20cde55a2b5cde48498cb85c752877d7a28f7c7d811e.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-192 = "Mountain Standard Time"	a8629db6f5524d25a30a20cde55a2b5cde48498cb85c752877d7a28f7c7d811e.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1871 = "Russia TZ 7 Daylight Time"	a8629db6f5524d25a30a20cde55a2b5cde48498cb85c752877d7a28f7c7d811e.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1041 = "Ulaanbaatar Daylight Time"	a8629db6f5524d25a30a20cde55a2b5cde48498cb85c752877d7a28f7c7d811e.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-251 = "Dateline Daylight Time"	a8629db6f5524d25a30a20cde55a2b5cde48498cb85c752877d7a28f7c7d811e.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-372 = "Jerusalem Standard Time"	a8629db6f5524d25a30a20cde55a2b5cde48498cb85c752877d7a28f7c7d811e.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-911 = "Mauritius Daylight Time"	a8629db6f5524d25a30a20cde55a2b5cde48498cb85c752877d7a28f7c7d811e.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1821 = "Russia TZ 1 Daylight Time"	a8629db6f5524d25a30a20cde55a2b5cde48498cb85c752877d7a28f7c7d811e.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-442 = "Arabian Standard Time"	a8629db6f5524d25a30a20cde55a2b5cde48498cb85c752877d7a28f7c7d811e.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2611 = "Bougainville Daylight Time"	a8629db6f5524d25a30a20cde55a2b5cde48498cb85c752877d7a28f7c7d811e.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-334 = "Jordan Daylight Time"	a8629db6f5524d25a30a20cde55a2b5cde48498cb85c752877d7a28f7c7d811e.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-191 = "Mountain Daylight Time"	a8629db6f5524d25a30a20cde55a2b5cde48498cb85c752877d7a28f7c7d811e.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-11 = "Azores Daylight Time"	a8629db6f5524d25a30a20cde55a2b5cde48498cb85c752877d7a28f7c7d811e.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-571 = "China Daylight Time"	a8629db6f5524d25a30a20cde55a2b5cde48498cb85c752877d7a28f7c7d811e.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-364 = "Middle East Daylight Time"	a8629db6f5524d25a30a20cde55a2b5cde48498cb85c752877d7a28f7c7d811e.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CTLs	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-391 = "Arab Daylight Time"	a8629db6f5524d25a30a20cde55a2b5cde48498cb85c752877d7a28f7c7d811e.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-3051 = "Qyzylorda Daylight Time"	a8629db6f5524d25a30a20cde55a2b5cde48498cb85c752877d7a28f7c7d811e.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-831 = "SA Eastern Daylight Time"	a8629db6f5524d25a30a20cde55a2b5cde48498cb85c752877d7a28f7c7d811e.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-42 = "E. South America Standard Time"	a8629db6f5524d25a30a20cde55a2b5cde48498cb85c752877d7a28f7c7d811e.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-432 = "Iran Standard Time"	a8629db6f5524d25a30a20cde55a2b5cde48498cb85c752877d7a28f7c7d811e.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2571 = "Turks and Caicos Daylight Time"	a8629db6f5524d25a30a20cde55a2b5cde48498cb85c752877d7a28f7c7d811e.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-491 = "India Daylight Time"	a8629db6f5524d25a30a20cde55a2b5cde48498cb85c752877d7a28f7c7d811e.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1892 = "Russia TZ 3 Standard Time"	a8629db6f5524d25a30a20cde55a2b5cde48498cb85c752877d7a28f7c7d811e.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-381 = "South Africa Daylight Time"	a8629db6f5524d25a30a20cde55a2b5cde48498cb85c752877d7a28f7c7d811e.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2412 = "Marquesas Standard Time"	a8629db6f5524d25a30a20cde55a2b5cde48498cb85c752877d7a28f7c7d811e.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-871 = "Pakistan Daylight Time"	a8629db6f5524d25a30a20cde55a2b5cde48498cb85c752877d7a28f7c7d811e.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-3052 = "Qyzylorda Standard Time"	a8629db6f5524d25a30a20cde55a2b5cde48498cb85c752877d7a28f7c7d811e.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1931 = "Russia TZ 11 Daylight Time"	a8629db6f5524d25a30a20cde55a2b5cde48498cb85c752877d7a28f7c7d811e.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-671 = "AUS Eastern Daylight Time"	a8629db6f5524d25a30a20cde55a2b5cde48498cb85c752877d7a28f7c7d811e.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-492 = "India Standard Time"	a8629db6f5524d25a30a20cde55a2b5cde48498cb85c752877d7a28f7c7d811e.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2512 = "Lord Howe Standard Time"	a8629db6f5524d25a30a20cde55a2b5cde48498cb85c752877d7a28f7c7d811e.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2322 = "Sakhalin Standard Time"	a8629db6f5524d25a30a20cde55a2b5cde48498cb85c752877d7a28f7c7d811e.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-171 = "Central Daylight Time (Mexico)"	a8629db6f5524d25a30a20cde55a2b5cde48498cb85c752877d7a28f7c7d811e.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-272 = "Greenwich Standard Time"	a8629db6f5524d25a30a20cde55a2b5cde48498cb85c752877d7a28f7c7d811e.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-981 = "Kamchatka Daylight Time"	a8629db6f5524d25a30a20cde55a2b5cde48498cb85c752877d7a28f7c7d811e.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-531 = "Sri Lanka Daylight Time"	a8629db6f5524d25a30a20cde55a2b5cde48498cb85c752877d7a28f7c7d811e.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2751 = "Tomsk Daylight Time"	a8629db6f5524d25a30a20cde55a2b5cde48498cb85c752877d7a28f7c7d811e.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1"	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1661 = "Bahia Daylight Time"	a8629db6f5524d25a30a20cde55a2b5cde48498cb85c752877d7a28f7c7d811e.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2431 = "Cuba Daylight Time"	a8629db6f5524d25a30a20cde55a2b5cde48498cb85c752877d7a28f7c7d811e.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-331 = "E. Europe Daylight Time"	a8629db6f5524d25a30a20cde55a2b5cde48498cb85c752877d7a28f7c7d811e.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-732 = "Fiji Standard Time"	a8629db6f5524d25a30a20cde55a2b5cde48498cb85c752877d7a28f7c7d811e.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-561 = "SE Asia Daylight Time"	a8629db6f5524d25a30a20cde55a2b5cde48498cb85c752877d7a28f7c7d811e.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-631 = "Tokyo Daylight Time"	a8629db6f5524d25a30a20cde55a2b5cde48498cb85c752877d7a28f7c7d811e.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

pid	Process
440	powershell.exe
440	powershell.exe
3412	a8629db6f5524d25a30a20cde55a2b5cde48498cb85c752877d7a28f7c7d811e.exe
3412	a8629db6f5524d25a30a20cde55a2b5cde48498cb85c752877d7a28f7c7d811e.exe
4576	powershell.exe
4576	powershell.exe

Suspicious use of AdjustPrivilegeToken 4 IoCs

description	pid	Process
Token: SeDebugPrivilege	440	powershell.exe
Token: SeDebugPrivilege	3412	a8629db6f5524d25a30a20cde55a2b5cde48498cb85c752877d7a28f7c7d811e.exe
Token: SeImpersonatePrivilege	3412	a8629db6f5524d25a30a20cde55a2b5cde48498cb85c752877d7a28f7c7d811e.exe
Token: SeDebugPrivilege	4576	powershell.exe

Suspicious use of WriteProcessMemory 6 IoCs

description	pid	Process	procid_target
PID 3412 wrote to memory of 440	3412	a8629db6f5524d25a30a20cde55a2b5cde48498cb85c752877d7a28f7c7d811e.exe	78
PID 3412 wrote to memory of 440	3412	a8629db6f5524d25a30a20cde55a2b5cde48498cb85c752877d7a28f7c7d811e.exe	78
PID 3412 wrote to memory of 440	3412	a8629db6f5524d25a30a20cde55a2b5cde48498cb85c752877d7a28f7c7d811e.exe	78
PID 2116 wrote to memory of 4576	2116	a8629db6f5524d25a30a20cde55a2b5cde48498cb85c752877d7a28f7c7d811e.exe	107
PID 2116 wrote to memory of 4576	2116	a8629db6f5524d25a30a20cde55a2b5cde48498cb85c752877d7a28f7c7d811e.exe	107
PID 2116 wrote to memory of 4576	2116	a8629db6f5524d25a30a20cde55a2b5cde48498cb85c752877d7a28f7c7d811e.exe	107

C:\Users\Admin\AppData\Local\Temp\a8629db6f5524d25a30a20cde55a2b5cde48498cb85c752877d7a28f7c7d811e.exe
"C:\Users\Admin\AppData\Local\Temp\a8629db6f5524d25a30a20cde55a2b5cde48498cb85c752877d7a28f7c7d811e.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3412
- C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
  powershell -nologo -noprofile
  2⤵
  - Command and Scripting Interpreter: PowerShell
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of AdjustPrivilegeToken
  PID:440
- C:\Users\Admin\AppData\Local\Temp\a8629db6f5524d25a30a20cde55a2b5cde48498cb85c752877d7a28f7c7d811e.exe
  "C:\Users\Admin\AppData\Local\Temp\a8629db6f5524d25a30a20cde55a2b5cde48498cb85c752877d7a28f7c7d811e.exe"
  2⤵
  - Modifies data under HKEY_USERS
  - Suspicious use of WriteProcessMemory
  PID:2116
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    powershell -nologo -noprofile
    3⤵
    - Command and Scripting Interpreter: PowerShell
    - Modifies data under HKEY_USERS
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4576
- - 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⤵
    PID:4924
  - - 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:1376
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    powershell -nologo -noprofile
    3⤵
    - Command and Scripting Interpreter: PowerShell
    PID:4976
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    powershell -nologo -noprofile
    3⤵
    - Command and Scripting Interpreter: PowerShell
    PID:1396
- - C:\Windows\rss\csrss.exe
    C:\Windows\rss\csrss.exe
    3⤵
    PID:1600
  - - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      powershell -nologo -noprofile
      4⤵
      Command and Scripting Interpreter: PowerShell
      PID:404
  - - 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:3220
  - - C:\Windows\SYSTEM32\schtasks.exe
      schtasks /delete /tn ScheduledUpdate /f
      4⤵
      PID:1296
  - - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      powershell -nologo -noprofile
      4⤵
      Command and Scripting Interpreter: PowerShell
      PID:4468
  - - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      powershell -nologo -noprofile
      4⤵
      Command and Scripting Interpreter: PowerShell
      PID:424
  - - 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⤵
      PID:1472
  - - 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:1616
  - - C:\Windows\windefender.exe
      "C:\Windows\windefender.exe"
      4⤵
      PID:4576
    - - C:\Windows\SysWOW64\cmd.exe
        
        cmd.exe /C sc sdset WinDefender D:(A;;CCLCSWRPWPDTLOCRRC;;;SY)(A;;CCDCLCSWRPLOCRSDRCWDWO;;;BA)(D;;WPDT;;;BA)(A;;CCLCSWLOCRRC;;;IU)(A;;CCLCSWLOCRRC;;;SU)S:(AU;FA;CCDCLCSWRPWPDTLOCRSDRCWDWO;;;WD)
        5⤵
        
        PID:4496
      - C:\Windows\SysWOW64\sc.exe
        
        sc sdset WinDefender D:(A;;CCLCSWRPWPDTLOCRRC;;;SY)(A;;CCDCLCSWRPLOCRSDRCWDWO;;;BA)(D;;WPDT;;;BA)(A;;CCLCSWLOCRRC;;;IU)(A;;CCLCSWLOCRRC;;;SU)S:(AU;FA;CCDCLCSWRPWPDTLOCRSDRCWDWO;;;WD)
        6⤵
        Launches sc.exe
        
        PID:2280

C:\Windows\windefender.exe
C:\Windows\windefender.exe
1⤵
PID:1460

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Command and Scripting Interpreter

T1059

PowerShell

T1059.001

Scheduled Task/Job

T1053

Persistence

Create or Modify System Process

T1543

Windows Service

T1543.003

Scheduled Task/Job

T1053

Privilege Escalation

Create or Modify System Process

T1543

Windows Service

T1543.003

Scheduled Task/Job

T1053

Defense Evasion

Impair Defenses

T1562

Disable or Modify System Firewall

T1562.004

Credential Access

Discovery

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

__PSScriptPolicyTest_fbrkp3bf.h31.ps1

Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_fbrkp3bf.h31.ps1
Size 60B
SHA256 96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7
MD5 d17fe0a3f47be24a6453e9ef58c94641
SHA1 6ab83620379fc69f80c0242105ddffd7d98d5d9d
SHA512 5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82
MD5 SHA1 SHA512

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injector.exe

Path C:\Users\Admin\AppData\Local\Temp\csrss\injector\injector.exe
Size 281KB
SHA256 5de4e2b07a26102fe527606ce5da1d5a4b938967c9d380a3c5fe86e2e34aaaf1
MD5 d98e33b66343e7c96158444127a117f6
SHA1 bb716c5509a2bf345c6c1152f6e3e1452d39d50d
SHA512 705275e4a1ba8205eb799a8cf1737bc8ba686925e52c9198a6060a7abeee65552a85b814ac494a4b975d496a63be285f19a6265550585f2fc85824c42d7efab5
SSDEEP 3072:qbHszDaOJ8u2HHFIWr6e29kOnK7qFQ8wMii5I7kGvNjzMuszHshoY46bEydJ+dK9:SA3IlIA6e29vngqS8wMmuooh8z+8F
MD5 SHA1 SHA512 SSDEEP

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powershell.exe.log

Path C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
Size 2KB
SHA256 9600b3fdf0565ccb49e21656aa4b24d7c18f776bfd04d9ee984b134707550f02
MD5 d0c46cad6c0778401e21910bd6b56b70
SHA1 7be418951ea96326aca445b8dfe449b2bfa0dca6
SHA512 057531b468f7fbbb2175a696a8aab274dec0d17d9f71df309edcff35e064f3378050066a3df47ccd03048fac461594ec75e3d4fe64f9dd79949d129f51e02949
MD5 SHA1 SHA512

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