glupteba | 48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0

General

Target

48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0.exe
Size

4.2MB
MD5

c7ce23e7e7ce6b26feba88deaaa21ab4
SHA1

f848e9382b9b2a3c6077108ef683a3d492e7339f
SHA256

48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0
SHA512

5e799680478a5fbae9583045926947f436abd26481ff3b15adfe91c4db497e42750a9bb33bc6096e608da4a182713ef3da278bcd0158eaee06026f2ef2c9bf48
SSDEEP

98304:nxwPu98IQXpACiy6CclaxsM3CJSQ1+gsp/1AQGn9jO:xwPu98IQXaCBwa/CJH+gsdOF9y

Score

10^/10

glupteba dropper evasion loader persistence

Malware Config

Signatures

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

Glupteba payload 5 IoCs

Processes:

resource	yara_rule
behavioral1/memory/4644-134-0x0000000004BE0000-0x00000000054CB000-memory.dmp	family_glupteba
behavioral1/memory/4644-173-0x0000000000400000-0x000000000295A000-memory.dmp	family_glupteba
behavioral1/memory/4644-180-0x0000000000400000-0x000000000295A000-memory.dmp	family_glupteba
behavioral1/memory/4340-218-0x0000000000400000-0x000000000295A000-memory.dmp	family_glupteba
behavioral1/memory/4340-264-0x0000000000400000-0x000000000295A000-memory.dmp	family_glupteba

Modifies Windows Firewall 1 TTPs 1 IoCs
evasion

Modify Existing Service
T1031

Processes:

netsh.exe

pid process

4112 netsh.exe
Executes dropped EXE 1 IoCs

Processes:

csrss.exe

pid process

1944 csrss.exe

pid	process
4112	netsh.exe

pid	process
1944	csrss.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2548970870-3691742953-3895070203-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\csrss = "\"C:\\Windows\\rss\\csrss.exe\""	48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0.exe

Drops file in System32 directory 5 IoCs

Processes:

powershell.exepowershell.exepowershell.exepowershell.exe

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive	powershell.exe
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
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive	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

Processes:

48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0.exe

description ioc process

File opened (read-only) \??\VBoxMiniRdrDN 48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0.exe

description	ioc	process
File opened (read-only)	\??\VBoxMiniRdrDN	48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0.exe

Drops file in Windows directory 2 IoCs

Processes:

48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0.exe

description	ioc	process
File opened for modification	C:\Windows\rss	48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0.exe
File created	C:\Windows\rss\csrss.exe	48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0.exe

Modifies data under HKEY_USERS 64 IoCs

Processes:

48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0.exepowershell.exepowershell.exepowershell.exepowershell.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-602 = "Taipei Standard Time"	48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-462 = "Afghanistan Standard Time"	48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-112 = "Eastern Standard Time"	48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-111 = "Eastern Daylight Time"	48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-622 = "Korea Standard Time"	48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2771 = "Omsk Daylight Time"	48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2841 = "Saratov Daylight Time"	48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\Certificates	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2492 = "Aus Central W. Standard Time"	48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-448 = "Azerbaijan Daylight Time"	48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\Certificates	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\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-981 = "Kamchatka Daylight Time"	48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-412 = "E. Africa Standard Time"	48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1891 = "Russia TZ 3 Daylight Time"	48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-461 = "Afghanistan Daylight Time"	48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2182 = "Astrakhan Standard Time"	48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-632 = "Tokyo Standard Time"	48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople	powershell.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1"	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-911 = "Mauritius Daylight Time"	48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-364 = "Middle East Daylight Time"	48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0.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"	48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-12 = "Azores Standard Time"	48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-492 = "India Standard Time"	48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-441 = "Arabian Daylight Time"	48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople\CTLs	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2002 = "Cabo Verde Standard Time"	48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-241 = "Samoa Daylight Time"	48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-931 = "Coordinated Universal Time"	48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA\CRLs	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-841 = "Argentina Daylight Time"	48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-912 = "Mauritius Standard Time"	48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\Certificates	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-212 = "Pacific Standard Time"	48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-542 = "Myanmar Standard Time"	48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2941 = "Sao Tome Daylight Time"	48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA\CRLs	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-391 = "Arab Daylight Time"	48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-371 = "Jerusalem Daylight Time"	48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-122 = "SA Pacific Standard Time"	48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust\Certificates	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2611 = "Bougainville Daylight Time"	48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-451 = "Caucasus Daylight Time"	48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-1911 = "Russia TZ 10 Daylight Time"	48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0.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\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2431 = "Cuba Daylight Time"	48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot\CTLs	powershell.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed\CRLs	powershell.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0"	powershell.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2181 = "Astrakhan Daylight Time"	48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-771 = "Montevideo Daylight Time"	48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-672 = "AUS Eastern Standard Time"	48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-52 = "Greenland Standard Time"	48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-2062 = "North Korea Standard Time"	48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\1e\52C64B7E\C:\Windows\system32\,@tzres.dll,-561 = "SE Asia Daylight Time"	48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing	powershell.exe

Suspicious behavior: EnumeratesProcesses 22 IoCs

Processes:

powershell.exe48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0.exepowershell.exe48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0.exepowershell.exepowershell.exepowershell.exe

pid	process
3308	powershell.exe
3308	powershell.exe
4644	48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0.exe
4644	48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0.exe
4164	powershell.exe
4164	powershell.exe
4340	48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0.exe
4340	48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0.exe
4340	48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0.exe
4340	48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0.exe
4340	48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0.exe
4340	48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0.exe
4340	48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0.exe
4340	48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0.exe
4340	48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0.exe
4340	48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0.exe
4588	powershell.exe
4588	powershell.exe
2924	powershell.exe
2924	powershell.exe
4480	powershell.exe
4480	powershell.exe

Suspicious use of AdjustPrivilegeToken 7 IoCs

Processes:

powershell.exe48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0.exepowershell.exepowershell.exepowershell.exepowershell.exe

description	pid	process
Token: SeDebugPrivilege	3308	powershell.exe
Token: SeDebugPrivilege	4644	48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0.exe
Token: SeImpersonatePrivilege	4644	48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0.exe
Token: SeDebugPrivilege	4164	powershell.exe
Token: SeDebugPrivilege	4588	powershell.exe
Token: SeDebugPrivilege	2924	powershell.exe
Token: SeDebugPrivilege	4480	powershell.exe

Suspicious use of WriteProcessMemory 22 IoCs

Processes:

48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0.exe48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0.execmd.execsrss.exe

description	pid	process	target process
PID 4644 wrote to memory of 3308	4644	48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0.exe	powershell.exe
PID 4644 wrote to memory of 3308	4644	48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0.exe	powershell.exe
PID 4644 wrote to memory of 3308	4644	48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0.exe	powershell.exe
PID 4340 wrote to memory of 4164	4340	48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0.exe	powershell.exe
PID 4340 wrote to memory of 4164	4340	48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0.exe	powershell.exe
PID 4340 wrote to memory of 4164	4340	48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0.exe	powershell.exe
PID 4340 wrote to memory of 5028	4340	48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0.exe	cmd.exe
PID 4340 wrote to memory of 5028	4340	48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0.exe	cmd.exe
PID 5028 wrote to memory of 4112	5028	cmd.exe	netsh.exe
PID 5028 wrote to memory of 4112	5028	cmd.exe	netsh.exe
PID 4340 wrote to memory of 4588	4340	48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0.exe	powershell.exe
PID 4340 wrote to memory of 4588	4340	48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0.exe	powershell.exe
PID 4340 wrote to memory of 4588	4340	48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0.exe	powershell.exe
PID 4340 wrote to memory of 2924	4340	48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0.exe	powershell.exe
PID 4340 wrote to memory of 2924	4340	48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0.exe	powershell.exe
PID 4340 wrote to memory of 2924	4340	48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0.exe	powershell.exe
PID 4340 wrote to memory of 1944	4340	48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0.exe	csrss.exe
PID 4340 wrote to memory of 1944	4340	48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0.exe	csrss.exe
PID 4340 wrote to memory of 1944	4340	48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0.exe	csrss.exe
PID 1944 wrote to memory of 4480	1944	csrss.exe	powershell.exe
PID 1944 wrote to memory of 4480	1944	csrss.exe	powershell.exe
PID 1944 wrote to memory of 4480	1944	csrss.exe	powershell.exe

C:\Users\Admin\AppData\Local\Temp\48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0.exe
"C:\Users\Admin\AppData\Local\Temp\48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0.exe"
1⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4644

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
powershell -nologo -noprofile
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:3308

C:\Users\Admin\AppData\Local\Temp\48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0.exe
"C:\Users\Admin\AppData\Local\Temp\48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0.exe"
2⤵
- Adds Run key to start application
- Checks for VirtualBox DLLs, possible anti-VM trick
- Drops file in Windows directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4340

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
powershell -nologo -noprofile
3⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4164

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:5028

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:4112

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
powershell -nologo -noprofile
3⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4588

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
powershell -nologo -noprofile
3⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2924

C:\Windows\rss\csrss.exe
C:\Windows\rss\csrss.exe
3⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1944

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
powershell -nologo -noprofile
4⤵
- Drops file in System32 directory
- Modifies data under HKEY_USERS
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:4480

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Modify Existing Service

1

T1031

Registry Run Keys / Startup Folder

1

T1060

Privilege Escalation

Defense Evasion

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\Temp\__PSScriptPolicyTest_yh5vtrs3.arb.ps1
Filesize
60B

MD5
d17fe0a3f47be24a6453e9ef58c94641

SHA1
6ab83620379fc69f80c0242105ddffd7d98d5d9d

SHA256
96ad1146eb96877eab5942ae0736b82d8b5e2039a80d3d6932665c1a4c87dcf7

SHA512
5b592e58f26c264604f98f6aa12860758ce606d1c63220736cf0c779e4e18e3cec8706930a16c38b20161754d1017d1657d35258e58ca22b18f5b232880dec82

Download Submit
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
Filesize
2KB

MD5
968cb9309758126772781b83adb8a28f

SHA1
8da30e71accf186b2ba11da1797cf67f8f78b47c

SHA256
92099c10776bb7e3f2a8d1b82d4d40d0c4627e4f1bf754a6e58dfd2c2e97042a

SHA512
4bd50732f8af4d688d95999bddfd296115d7033ddc38f86c9fb1f47fde202bffa27e9088bebcaa3064ca946af2f5c1ca6cbde49d0907f0005c7ab42874515dd3

Download Submit
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize
19KB

MD5
da2545a9a517ae9ee5391ad93ad8ed76

SHA1
5b2fa84a8cd635662e72d5d8955087c4e2561564

SHA256
e7cbd14563407fb6718c346496365940bb614f85d5990315f412aad2db4abe07

SHA512
de680f995a4b5148855a9d95c00c6d4c21244dacedb4b87258373a2aa5d90903ca1184e77f7d265408568f7d250c9d2076c2eaf98736891e918eea09a0e3526a

Download Submit
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize
19KB

MD5
3b21173a465c2190b11c3b865a6e02aa

SHA1
aac33e216030fedeaf0c9068eb5dd5d2b374cff2

SHA256
4213941095051b5c4b76e1fa17856b3eb955ba0fffacf59f459ecc2cc6e3cf32

SHA512
83f03d45307d44248e511d235c08f8e0fa2034bfc8939211c8c70dcb264d8273207609e3aef8a0f0b90cb7b168d7c8022b3e7883a99e6186102565a76cef4d29

Download Submit
C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-Interactive
Filesize
19KB

MD5
92036de6d5c2f6a2d811dc78dbe7890e

SHA1
3f82963dd32da3b5ff12949a923974270a8209bd

SHA256
cb78c50cf11762fcba2154d796dd4afb38dc11c2610e452c7845b63002e1200a

SHA512
47905a5a48fd2f164381fe571fa91d8a4c3b8f95b942d4a4534edb7f58c63323401d054841c93281c46dbb39a4e534662d4574fb577b3a4d88a3c2ae8cab8f10

Download Submit
C:\Windows\rss\csrss.exe
Filesize
4.2MB

MD5
c7ce23e7e7ce6b26feba88deaaa21ab4

SHA1
f848e9382b9b2a3c6077108ef683a3d492e7339f

SHA256
48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0

SHA512
5e799680478a5fbae9583045926947f436abd26481ff3b15adfe91c4db497e42750a9bb33bc6096e608da4a182713ef3da278bcd0158eaee06026f2ef2c9bf48

Download Submit
C:\Windows\rss\csrss.exe
Filesize
4.2MB

MD5
c7ce23e7e7ce6b26feba88deaaa21ab4

SHA1
f848e9382b9b2a3c6077108ef683a3d492e7339f

SHA256
48200d67cc15595516b01ae0c0486302a9eef979ae3c5be2e825b687053b11a0

SHA512
5e799680478a5fbae9583045926947f436abd26481ff3b15adfe91c4db497e42750a9bb33bc6096e608da4a182713ef3da278bcd0158eaee06026f2ef2c9bf48

Download Submit
memory/2924-248-0x00000000709E0000-0x0000000070A2C000-memory.dmp

Filesize
304KB

Download
memory/2924-247-0x0000000004CC0000-0x0000000004CD0000-memory.dmp

Filesize
64KB

Download
memory/2924-249-0x0000000071180000-0x00000000714D4000-memory.dmp

Filesize
3.3MB

Download
memory/2924-259-0x000000007F720000-0x000000007F730000-memory.dmp

Filesize
64KB

Download
memory/2924-245-0x0000000004CC0000-0x0000000004CD0000-memory.dmp

Filesize
64KB

Download
memory/2924-241-0x0000000004CC0000-0x0000000004CD0000-memory.dmp

Filesize
64KB

Download
memory/3308-156-0x0000000002B10000-0x0000000002B20000-memory.dmp

Filesize
64KB

Download
memory/3308-139-0x0000000002B10000-0x0000000002B20000-memory.dmp

Filesize
64KB

Download
memory/3308-157-0x0000000007620000-0x0000000007652000-memory.dmp

Filesize
200KB

Download
memory/3308-158-0x00000000708E0000-0x000000007092C000-memory.dmp

Filesize
304KB

Download
memory/3308-159-0x0000000070A80000-0x0000000070DD4000-memory.dmp

Filesize
3.3MB

Download
memory/3308-168-0x000000007F3C0000-0x000000007F3D0000-memory.dmp

Filesize
64KB

Download
memory/3308-170-0x0000000007600000-0x000000000761E000-memory.dmp

Filesize
120KB

Download
memory/3308-171-0x0000000007750000-0x000000000775A000-memory.dmp

Filesize
40KB

Download
memory/3308-172-0x0000000007870000-0x0000000007906000-memory.dmp

Filesize
600KB

Download
memory/3308-174-0x00000000077B0000-0x00000000077BE000-memory.dmp

Filesize
56KB

Download
memory/3308-135-0x0000000002AC0000-0x0000000002AF6000-memory.dmp

Filesize
216KB

Download
memory/3308-175-0x0000000007810000-0x000000000782A000-memory.dmp

Filesize
104KB

Download
memory/3308-176-0x0000000007800000-0x0000000007808000-memory.dmp

Filesize
32KB

Download
memory/3308-136-0x0000000005270000-0x0000000005898000-memory.dmp

Filesize
6.2MB

Download
memory/3308-137-0x00000000051D0000-0x00000000051F2000-memory.dmp

Filesize
136KB

Download
memory/3308-138-0x0000000002B10000-0x0000000002B20000-memory.dmp

Filesize
64KB

Download
memory/3308-140-0x00000000058A0000-0x0000000005906000-memory.dmp

Filesize
408KB

Download
memory/3308-141-0x0000000005980000-0x00000000059E6000-memory.dmp

Filesize
408KB

Download
memory/3308-151-0x00000000060B0000-0x00000000060CE000-memory.dmp

Filesize
120KB

Download
memory/3308-152-0x0000000006660000-0x00000000066A4000-memory.dmp

Filesize
272KB

Download
memory/3308-155-0x0000000007480000-0x000000000749A000-memory.dmp

Filesize
104KB

Download
memory/3308-154-0x0000000007AE0000-0x000000000815A000-memory.dmp

Filesize
6.5MB

Download
memory/3308-153-0x00000000073E0000-0x0000000007456000-memory.dmp

Filesize
472KB

Download
memory/4164-204-0x000000007EEB0000-0x000000007EEC0000-memory.dmp

Filesize
64KB

Download
memory/4164-190-0x0000000004F40000-0x0000000004F50000-memory.dmp

Filesize
64KB

Download
memory/4164-191-0x0000000004F40000-0x0000000004F50000-memory.dmp

Filesize
64KB

Download
memory/4164-192-0x0000000004F40000-0x0000000004F50000-memory.dmp

Filesize
64KB

Download
memory/4164-193-0x00000000709E0000-0x0000000070A2C000-memory.dmp

Filesize
304KB

Download
memory/4164-194-0x0000000071180000-0x00000000714D4000-memory.dmp

Filesize
3.3MB

Download
memory/4340-264-0x0000000000400000-0x000000000295A000-memory.dmp

Filesize
37.4MB

Download
memory/4340-218-0x0000000000400000-0x000000000295A000-memory.dmp

Filesize
37.4MB

Download
memory/4480-291-0x000000007F340000-0x000000007F350000-memory.dmp

Filesize
64KB

Download
memory/4480-281-0x0000000070AE0000-0x0000000070E34000-memory.dmp

Filesize
3.3MB

Download
memory/4480-280-0x0000000070940000-0x000000007098C000-memory.dmp

Filesize
304KB

Download
memory/4480-279-0x0000000000960000-0x0000000000970000-memory.dmp

Filesize
64KB

Download
memory/4480-278-0x0000000000960000-0x0000000000970000-memory.dmp

Filesize
64KB

Download
memory/4480-277-0x0000000000960000-0x0000000000970000-memory.dmp

Filesize
64KB

Download
memory/4588-220-0x00000000023B0000-0x00000000023C0000-memory.dmp

Filesize
64KB

Download
memory/4588-219-0x00000000023B0000-0x00000000023C0000-memory.dmp

Filesize
64KB

Download
memory/4588-221-0x00000000709E0000-0x0000000070A2C000-memory.dmp

Filesize
304KB

Download
memory/4588-223-0x00000000023B0000-0x00000000023C0000-memory.dmp

Filesize
64KB

Download
memory/4588-224-0x000000007F0B0000-0x000000007F0C0000-memory.dmp

Filesize
64KB

Download
memory/4588-222-0x0000000071180000-0x00000000714D4000-memory.dmp

Filesize
3.3MB

Download
memory/4644-180-0x0000000000400000-0x000000000295A000-memory.dmp

Filesize
37.4MB

Download
memory/4644-173-0x0000000000400000-0x000000000295A000-memory.dmp

Filesize
37.4MB

Download
memory/4644-134-0x0000000004BE0000-0x00000000054CB000-memory.dmp

Filesize
8.9MB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

Replay Monitor

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Downloads