glupteba | 1790074bba29046409ce336290e4a430303a363ebe1e371f39c4e14c7041daf0

Analysis

max time kernel
17s
max time network
134s
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, 21:45

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General

Target
1790074bba29046409ce336290e4a430303a363ebe1e371f39c4e14c7041daf0.exe
Size 4.1MB
Sample240519-1mfkyabe9w
SHA256 1790074bba29046409ce336290e4a430303a363ebe1e371f39c4e14c7041daf0
MD5 337fa923721f2a6d12ec862c8f5fedfd
SHA1 470d23a67f4ea4e8bcdeb3192687e02b0693c429
SHA512 71bb9ed046a4efdb429b8756c527fd2f3e15e0352eaf0efc63513f4e718e321093e8e695a1d86f52de9a86d0aefea5d824ad73588b55c6a690d7e0b1bad106b1
SSDEEP 98304:kX33DbWGkLHuFK+TwQmBC6reQ4TTNXYvI8KgvjrB0rl:kXPWAwQyCdJYw8Kggl
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 17 IoCs

resource	yara_rule
behavioral2/memory/3088-2-0x00000000049D0000-0x00000000052BB000-memory.dmp	family_glupteba
behavioral2/memory/3088-3-0x0000000000400000-0x0000000000D1C000-memory.dmp	family_glupteba
behavioral2/memory/3088-66-0x0000000000400000-0x0000000002733000-memory.dmp	family_glupteba
behavioral2/memory/3088-104-0x00000000049D0000-0x00000000052BB000-memory.dmp	family_glupteba
behavioral2/memory/2952-119-0x0000000000400000-0x0000000002733000-memory.dmp	family_glupteba
behavioral2/memory/3088-141-0x0000000000400000-0x0000000000D1C000-memory.dmp	family_glupteba
behavioral2/memory/4040-195-0x0000000000400000-0x0000000002733000-memory.dmp	family_glupteba
behavioral2/memory/4040-204-0x0000000000400000-0x0000000002733000-memory.dmp	family_glupteba
behavioral2/memory/4040-208-0x0000000000400000-0x0000000002733000-memory.dmp	family_glupteba
behavioral2/memory/4040-210-0x0000000000400000-0x0000000002733000-memory.dmp	family_glupteba
behavioral2/memory/4040-213-0x0000000000400000-0x0000000002733000-memory.dmp	family_glupteba
behavioral2/memory/4040-216-0x0000000000400000-0x0000000002733000-memory.dmp	family_glupteba
behavioral2/memory/4040-219-0x0000000000400000-0x0000000002733000-memory.dmp	family_glupteba
behavioral2/memory/4040-223-0x0000000000400000-0x0000000002733000-memory.dmp	family_glupteba
behavioral2/memory/4040-225-0x0000000000400000-0x0000000002733000-memory.dmp	family_glupteba
behavioral2/memory/4040-228-0x0000000000400000-0x0000000002733000-memory.dmp	family_glupteba
behavioral2/memory/4040-231-0x0000000000400000-0x0000000002733000-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
1416	netsh.exe

UPX packed file 5 IoCs

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

upx

resource	yara_rule
behavioral2/files/0x000200000002aa31-199.dat	upx
behavioral2/memory/1936-201-0x0000000000400000-0x00000000008DF000-memory.dmp	upx
behavioral2/memory/1936-203-0x0000000000400000-0x00000000008DF000-memory.dmp	upx
behavioral2/memory/2468-206-0x0000000000400000-0x00000000008DF000-memory.dmp	upx
behavioral2/memory/2468-212-0x0000000000400000-0x00000000008DF000-memory.dmp	upx

Drops file in System32 directory 3 IoCs

description	ioc	Process
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive	powershell.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive	powershell.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log	powershell.exe

Checks for VirtualBox DLLs, possible anti-VM trick 1 TTPs 1 IoCs

Certain files are specific to VirtualBox VMs and can be used to detect execution in a VM.

System Information Discovery

T1082

description	ioc	Process
File opened (read-only)	\??\VBoxMiniRdrDN	1790074bba29046409ce336290e4a430303a363ebe1e371f39c4e14c7041daf0.exe

Launches sc.exe 1 IoCs

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

pid	Process
3420	sc.exe

Command and Scripting Interpreter: PowerShell 1 TTPs 7 IoCs

Using powershell.exe command.

execution

PowerShell

T1059.001

pid	Process
3448	powershell.exe
4840	powershell.exe
2356	powershell.exe
4716	powershell.exe
2972	powershell.exe
1496	powershell.exe
3428	powershell.exe

Program crash 1 IoCs

pid	pid_target	Process	procid_target
2004	3428	WerFault.exe	83

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
4980	schtasks.exe
4892	schtasks.exe

Modifies data under HKEY_USERS 64 IoCs

description	ioc	Process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CRLs	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CRLs	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2492 = "Aus Central W. Standard Time"	1790074bba29046409ce336290e4a430303a363ebe1e371f39c4e14c7041daf0.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1872 = "Russia TZ 7 Standard Time"	1790074bba29046409ce336290e4a430303a363ebe1e371f39c4e14c7041daf0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1912 = "Russia TZ 10 Standard Time"	1790074bba29046409ce336290e4a430303a363ebe1e371f39c4e14c7041daf0.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1"	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-681 = "E. Australia Daylight Time"	1790074bba29046409ce336290e4a430303a363ebe1e371f39c4e14c7041daf0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-51 = "Greenland Daylight Time"	1790074bba29046409ce336290e4a430303a363ebe1e371f39c4e14c7041daf0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-232 = "Hawaiian Standard Time"	1790074bba29046409ce336290e4a430303a363ebe1e371f39c4e14c7041daf0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-501 = "Nepal Daylight Time"	1790074bba29046409ce336290e4a430303a363ebe1e371f39c4e14c7041daf0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-212 = "Pacific Standard Time"	1790074bba29046409ce336290e4a430303a363ebe1e371f39c4e14c7041daf0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-214 = "Pacific Daylight Time (Mexico)"	1790074bba29046409ce336290e4a430303a363ebe1e371f39c4e14c7041daf0.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1"	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed\CTLs	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1662 = "Bahia Standard Time"	1790074bba29046409ce336290e4a430303a363ebe1e371f39c4e14c7041daf0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-981 = "Kamchatka Daylight Time"	1790074bba29046409ce336290e4a430303a363ebe1e371f39c4e14c7041daf0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-911 = "Mauritius Daylight Time"	1790074bba29046409ce336290e4a430303a363ebe1e371f39c4e14c7041daf0.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\Certificates	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root\CTLs	powershell.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1"	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\Certificates	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1842 = "Russia TZ 4 Standard Time"	1790074bba29046409ce336290e4a430303a363ebe1e371f39c4e14c7041daf0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-362 = "GTB Standard Time"	1790074bba29046409ce336290e4a430303a363ebe1e371f39c4e14c7041daf0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1471 = "Magadan Daylight Time"	1790074bba29046409ce336290e4a430303a363ebe1e371f39c4e14c7041daf0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1861 = "Russia TZ 6 Daylight Time"	1790074bba29046409ce336290e4a430303a363ebe1e371f39c4e14c7041daf0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1932 = "Russia TZ 11 Standard Time"	1790074bba29046409ce336290e4a430303a363ebe1e371f39c4e14c7041daf0.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1841 = "Russia TZ 4 Daylight Time"	1790074bba29046409ce336290e4a430303a363ebe1e371f39c4e14c7041daf0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-434 = "Georgian Daylight Time"	1790074bba29046409ce336290e4a430303a363ebe1e371f39c4e14c7041daf0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1801 = "Line Islands Daylight Time"	1790074bba29046409ce336290e4a430303a363ebe1e371f39c4e14c7041daf0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-162 = "Central Standard Time"	1790074bba29046409ce336290e4a430303a363ebe1e371f39c4e14c7041daf0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-31 = "Mid-Atlantic Daylight Time"	1790074bba29046409ce336290e4a430303a363ebe1e371f39c4e14c7041daf0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2411 = "Marquesas Daylight Time"	1790074bba29046409ce336290e4a430303a363ebe1e371f39c4e14c7041daf0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-562 = "SE Asia Standard Time"	1790074bba29046409ce336290e4a430303a363ebe1e371f39c4e14c7041daf0.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-671 = "AUS Eastern Daylight Time"	1790074bba29046409ce336290e4a430303a363ebe1e371f39c4e14c7041daf0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1021 = "Bangladesh Daylight Time"	1790074bba29046409ce336290e4a430303a363ebe1e371f39c4e14c7041daf0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-352 = "FLE Standard Time"	1790074bba29046409ce336290e4a430303a363ebe1e371f39c4e14c7041daf0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2792 = "Novosibirsk Standard Time"	1790074bba29046409ce336290e4a430303a363ebe1e371f39c4e14c7041daf0.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-1972 = "Belarus Standard Time"	1790074bba29046409ce336290e4a430303a363ebe1e371f39c4e14c7041daf0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-152 = "Central America Standard Time"	1790074bba29046409ce336290e4a430303a363ebe1e371f39c4e14c7041daf0.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"	1790074bba29046409ce336290e4a430303a363ebe1e371f39c4e14c7041daf0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-171 = "Central Daylight Time (Mexico)"	1790074bba29046409ce336290e4a430303a363ebe1e371f39c4e14c7041daf0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-2041 = "Eastern Daylight Time (Mexico)"	1790074bba29046409ce336290e4a430303a363ebe1e371f39c4e14c7041daf0.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\Certificates	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust\CRLs	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\Certificates	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\CRLs	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-332 = "E. Europe Standard Time"	1790074bba29046409ce336290e4a430303a363ebe1e371f39c4e14c7041daf0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-592 = "Malay Peninsula Standard Time"	1790074bba29046409ce336290e4a430303a363ebe1e371f39c4e14c7041daf0.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople\Certificates	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-451 = "Caucasus Daylight Time"	1790074bba29046409ce336290e4a430303a363ebe1e371f39c4e14c7041daf0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\2a\52C64B7E\C:\Windows\system32\,@tzres.dll,-351 = "FLE Daylight Time"	1790074bba29046409ce336290e4a430303a363ebe1e371f39c4e14c7041daf0.exe

Suspicious behavior: EnumeratesProcesses 20 IoCs

pid	Process
3428	powershell.exe
3428	powershell.exe
3088	1790074bba29046409ce336290e4a430303a363ebe1e371f39c4e14c7041daf0.exe
3088	1790074bba29046409ce336290e4a430303a363ebe1e371f39c4e14c7041daf0.exe
3448	powershell.exe
3448	powershell.exe
2952	1790074bba29046409ce336290e4a430303a363ebe1e371f39c4e14c7041daf0.exe
2952	1790074bba29046409ce336290e4a430303a363ebe1e371f39c4e14c7041daf0.exe
2952	1790074bba29046409ce336290e4a430303a363ebe1e371f39c4e14c7041daf0.exe
2952	1790074bba29046409ce336290e4a430303a363ebe1e371f39c4e14c7041daf0.exe
2952	1790074bba29046409ce336290e4a430303a363ebe1e371f39c4e14c7041daf0.exe
2952	1790074bba29046409ce336290e4a430303a363ebe1e371f39c4e14c7041daf0.exe
2952	1790074bba29046409ce336290e4a430303a363ebe1e371f39c4e14c7041daf0.exe
2952	1790074bba29046409ce336290e4a430303a363ebe1e371f39c4e14c7041daf0.exe
2952	1790074bba29046409ce336290e4a430303a363ebe1e371f39c4e14c7041daf0.exe
2952	1790074bba29046409ce336290e4a430303a363ebe1e371f39c4e14c7041daf0.exe
4840	powershell.exe
4840	powershell.exe
2356	powershell.exe
2356	powershell.exe

Suspicious use of AdjustPrivilegeToken 6 IoCs

description	pid	Process
Token: SeDebugPrivilege	3428	powershell.exe
Token: SeDebugPrivilege	3088	1790074bba29046409ce336290e4a430303a363ebe1e371f39c4e14c7041daf0.exe
Token: SeImpersonatePrivilege	3088	1790074bba29046409ce336290e4a430303a363ebe1e371f39c4e14c7041daf0.exe
Token: SeDebugPrivilege	3448	powershell.exe
Token: SeDebugPrivilege	4840	powershell.exe
Token: SeDebugPrivilege	2356	powershell.exe

Suspicious use of WriteProcessMemory 16 IoCs

description	pid	Process	procid_target
PID 3088 wrote to memory of 3428	3088	1790074bba29046409ce336290e4a430303a363ebe1e371f39c4e14c7041daf0.exe	83
PID 3088 wrote to memory of 3428	3088	1790074bba29046409ce336290e4a430303a363ebe1e371f39c4e14c7041daf0.exe	83
PID 3088 wrote to memory of 3428	3088	1790074bba29046409ce336290e4a430303a363ebe1e371f39c4e14c7041daf0.exe	83
PID 2952 wrote to memory of 3448	2952	1790074bba29046409ce336290e4a430303a363ebe1e371f39c4e14c7041daf0.exe	92
PID 2952 wrote to memory of 3448	2952	1790074bba29046409ce336290e4a430303a363ebe1e371f39c4e14c7041daf0.exe	92
PID 2952 wrote to memory of 3448	2952	1790074bba29046409ce336290e4a430303a363ebe1e371f39c4e14c7041daf0.exe	92
PID 2952 wrote to memory of 3704	2952	1790074bba29046409ce336290e4a430303a363ebe1e371f39c4e14c7041daf0.exe	94
PID 2952 wrote to memory of 3704	2952	1790074bba29046409ce336290e4a430303a363ebe1e371f39c4e14c7041daf0.exe	94
PID 3704 wrote to memory of 1416	3704	cmd.exe	96
PID 3704 wrote to memory of 1416	3704	cmd.exe	96
PID 2952 wrote to memory of 4840	2952	1790074bba29046409ce336290e4a430303a363ebe1e371f39c4e14c7041daf0.exe	97
PID 2952 wrote to memory of 4840	2952	1790074bba29046409ce336290e4a430303a363ebe1e371f39c4e14c7041daf0.exe	97
PID 2952 wrote to memory of 4840	2952	1790074bba29046409ce336290e4a430303a363ebe1e371f39c4e14c7041daf0.exe	97
PID 2952 wrote to memory of 2356	2952	1790074bba29046409ce336290e4a430303a363ebe1e371f39c4e14c7041daf0.exe	99
PID 2952 wrote to memory of 2356	2952	1790074bba29046409ce336290e4a430303a363ebe1e371f39c4e14c7041daf0.exe	99
PID 2952 wrote to memory of 2356	2952	1790074bba29046409ce336290e4a430303a363ebe1e371f39c4e14c7041daf0.exe	99

C:\Users\Admin\AppData\Local\Temp\1790074bba29046409ce336290e4a430303a363ebe1e371f39c4e14c7041daf0.exe
"C:\Users\Admin\AppData\Local\Temp\1790074bba29046409ce336290e4a430303a363ebe1e371f39c4e14c7041daf0.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:3088
- 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:3428
- - C:\Windows\SysWOW64\WerFault.exe
    C:\Windows\SysWOW64\WerFault.exe -u -p 3428 -s 2336
    3⤵
    - Program crash
    PID:2004
- C:\Users\Admin\AppData\Local\Temp\1790074bba29046409ce336290e4a430303a363ebe1e371f39c4e14c7041daf0.exe
  "C:\Users\Admin\AppData\Local\Temp\1790074bba29046409ce336290e4a430303a363ebe1e371f39c4e14c7041daf0.exe"
  2⤵
  - Checks for VirtualBox DLLs, possible anti-VM trick
  - Modifies data under HKEY_USERS
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:2952
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    powershell -nologo -noprofile
    3⤵
    - Drops file in System32 directory
    - Command and Scripting Interpreter: PowerShell
    - Modifies data under HKEY_USERS
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:3448
- - 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:3704
  - - 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:1416
- - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
    powershell -nologo -noprofile
    3⤵
    - Drops file in System32 directory
    - Command and Scripting Interpreter: PowerShell
    - Modifies data under HKEY_USERS
    - Suspicious behavior: EnumeratesProcesses
    - Suspicious use of AdjustPrivilegeToken
    PID:4840
- - 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:2356
- - C:\Windows\rss\csrss.exe
    C:\Windows\rss\csrss.exe
    3⤵
    PID:4040
  - - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      powershell -nologo -noprofile
      4⤵
      Command and Scripting Interpreter: PowerShell
      PID:4716
  - - 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:4980
  - - C:\Windows\SYSTEM32\schtasks.exe
      schtasks /delete /tn ScheduledUpdate /f
      4⤵
      PID:1472
  - - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      powershell -nologo -noprofile
      4⤵
      Command and Scripting Interpreter: PowerShell
      PID:2972
  - - C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
      powershell -nologo -noprofile
      4⤵
      Command and Scripting Interpreter: PowerShell
      PID:1496
  - - 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:4896
  - - 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:4892
  - - C:\Windows\windefender.exe
      "C:\Windows\windefender.exe"
      4⤵
      PID:1936
    - - 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:2708
      - 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:3420

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 408 -p 3428 -ip 3428
1⤵
PID:3984

C:\Windows\windefender.exe
C:\Windows\windefender.exe
1⤵
PID:2468

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

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

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Downloads

__PSScriptPolicyTest_qrv2s4iq.bdu.ps1

Path C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_qrv2s4iq.bdu.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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