c7a7f04d200f15b2407750b0ac0e93b30ad3604525bd7456470c053895bffb6c

General

Target
c7a7f04d200f15b2407750b0ac0e93b30ad3604525bd7456470c053895bffb6c.exe
Size 3.9MB
Sample261017-kfrrmact5j
SHA256 c7a7f04d200f15b2407750b0ac0e93b30ad3604525bd7456470c053895bffb6c
MD5 07e7fc591858b01290cfabb32b3118a1
SHA1 6f8844e01ff07e7cc8b7803d9df0f9245e007db7
SHA512 0ab06bb61fec536916f91061a6304a83abd5440b68bd82d0462ccdd9e228215b35f95b36162afc1d7638d6321c241a836f738e5e1333d69b3e37620b2c5fa865
SSDEEP 98304:SrQfcFIADntcfR+YwbT1Ezl/UHXmmJ5WS:PcFIAztPTizly
TLSH
T19316C013EB81C071E992013E85BAABFA9D7DAD101325D6C396943D148D736E2E73A34F
MD5 SHA1 SHA512 SSDEEP TLSH

Score

5^/10

defense_evasion discovery spyware trojan upx

Malware Config

Signatures

Drops file in System32 directory 9 IoCs

description	ioc	Process
File opened for modification	C:\Windows\system32\PerceptionSimulation\PerceptionSimulationService.exe	c7a7f04d200f15b2407750b0ac0e93b30ad3604525bd7456470c053895bffb6c.exe
File opened for modification	C:\Windows\system32\locator.exe	c7a7f04d200f15b2407750b0ac0e93b30ad3604525bd7456470c053895bffb6c.exe
File opened for modification	C:\Windows\System32\alg.exe	c7a7f04d200f15b2407750b0ac0e93b30ad3604525bd7456470c053895bffb6c.exe
File opened for modification	C:\Windows\system32\AppVClient.exe	c7a7f04d200f15b2407750b0ac0e93b30ad3604525bd7456470c053895bffb6c.exe
File opened for modification	C:\Windows\system32\msiexec.exe	c7a7f04d200f15b2407750b0ac0e93b30ad3604525bd7456470c053895bffb6c.exe
File opened for modification	C:\Windows\SysWow64\perfhost.exe	c7a7f04d200f15b2407750b0ac0e93b30ad3604525bd7456470c053895bffb6c.exe
File opened for modification	C:\Windows\System32\ReFsDedupSvc.exe	c7a7f04d200f15b2407750b0ac0e93b30ad3604525bd7456470c053895bffb6c.exe
File opened for modification	C:\Windows\System32\GameInputSvc.exe	c7a7f04d200f15b2407750b0ac0e93b30ad3604525bd7456470c053895bffb6c.exe
File opened for modification	C:\Windows\System32\msdtc.exe	c7a7f04d200f15b2407750b0ac0e93b30ad3604525bd7456470c053895bffb6c.exe

UPX packed file 3 IoCs

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

upx

resource	yara_rule
behavioral2/memory/4532-0-0x00000000002F0000-0x0000000000D34000-memory.dmp	upx
behavioral2/memory/4532-22-0x00000000002F0000-0x0000000000D34000-memory.dmp	upx
behavioral2/memory/4532-26-0x00000000002F0000-0x0000000000D34000-memory.dmp	upx

Drops file in Program Files directory 5 IoCs

description	ioc	Process
File opened for modification	C:\Program Files (x86)\Microsoft\Edge\Application\139.0.3405.125\elevation_service.exe	c7a7f04d200f15b2407750b0ac0e93b30ad3604525bd7456470c053895bffb6c.exe
File opened for modification	C:\Program Files (x86)\Mozilla Maintenance Service\maintenanceservice.exe	c7a7f04d200f15b2407750b0ac0e93b30ad3604525bd7456470c053895bffb6c.exe
File opened for modification	\??\c:\Program Files\Common Files\Microsoft Shared\Source Engine\OSE.EXE	c7a7f04d200f15b2407750b0ac0e93b30ad3604525bd7456470c053895bffb6c.exe
File opened for modification	C:\Program Files\Windows Defender Advanced Threat Protection\MsSense.exe	c7a7f04d200f15b2407750b0ac0e93b30ad3604525bd7456470c053895bffb6c.exe
File opened for modification	C:\Program Files\Google\Chrome\Application\140.0.7339.81\elevation_service.exe	c7a7f04d200f15b2407750b0ac0e93b30ad3604525bd7456470c053895bffb6c.exe

Drops file in Windows directory 1 IoCs

description	ioc	Process
File opened for modification	C:\Windows\Microsoft.Net\Framework64\v3.0\WPF\PresentationFontCache.exe	c7a7f04d200f15b2407750b0ac0e93b30ad3604525bd7456470c053895bffb6c.exe

Reads the TCP/IP host and domain name from the registry 1 TTPs 2 IoCs

The configured hostname and DNS domain identify the machine and are commonly collected to profile a host before it reports in.

discovery

System Network Configuration Discovery

T1016

description	ioc	Process
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Hostname	c7a7f04d200f15b2407750b0ac0e93b30ad3604525bd7456470c053895bffb6c.exe
Key value queried	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Services\Tcpip\Parameters\Domain	c7a7f04d200f15b2407750b0ac0e93b30ad3604525bd7456470c053895bffb6c.exe

System Location Discovery: System Language Discovery 1 TTPs 1 IoCs

Attempt gather information about the system language of a victim in order to infer the geographical location of that host.

discovery

System Language Discovery

T1614.001

description	ioc	Process
Key opened	\REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language	c7a7f04d200f15b2407750b0ac0e93b30ad3604525bd7456470c053895bffb6c.exe

Modifies system certificate store 2 TTPs 2 IoCs

defense_evasion spyware trojan

Install Root Certificate

T1553.004

Modify Registry

T1112

description	ioc	Process
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\A8985D3A65E5E5C4B2D7D66D40C6DD2FB19C5436\Blob = 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	c7a7f04d200f15b2407750b0ac0e93b30ad3604525bd7456470c053895bffb6c.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\A8985D3A65E5E5C4B2D7D66D40C6DD2FB19C5436	c7a7f04d200f15b2407750b0ac0e93b30ad3604525bd7456470c053895bffb6c.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeTakeOwnershipPrivilege	4532	c7a7f04d200f15b2407750b0ac0e93b30ad3604525bd7456470c053895bffb6c.exe

C:\Users\Admin\AppData\Local\Temp\c7a7f04d200f15b2407750b0ac0e93b30ad3604525bd7456470c053895bffb6c.exe
"C:\Users\Admin\AppData\Local\Temp\c7a7f04d200f15b2407750b0ac0e93b30ad3604525bd7456470c053895bffb6c.exe"
1⤵
- Drops file in System32 directory
- Drops file in Program Files directory
- Drops file in Windows directory
- Reads the TCP/IP host and domain name from the registry
- System Location Discovery: System Language Discovery
- Modifies system certificate store
- Suspicious use of AdjustPrivilegeToken
PID:4532