xmrig | 269418090e8be5de1625ff26c789f5be7be2ed5d690328647152ecb4d540f3ab

General

Target

b51944f54452b85a09eb4ed91f415bed8513faab405244f58e0b48c70d53406a.exe
Size

374KB
MD5

a30ef4d81898a13e5335436ae5b78c54
SHA1

376ba089155e2480bf6ef51c9262da11a45b1181
SHA256

b51944f54452b85a09eb4ed91f415bed8513faab405244f58e0b48c70d53406a
SHA512

833906aef9a2ae3eb014e68321bb97f3e9f687d27a90fdf9eddb6e7ba51425b23370f6f25b3e0ff12bd7076de8cf816a5cf7b6be33a7144b757786182fdfba12

Score

10^/10

xmrig miner

Malware Config

Signatures

xmrig
XMRig is a high performance, open source, cross platform CPU/GPU miner.
miner xmrig
Executes dropped EXE 1 IoCs

Processes:

WinSrv.exe

pid process

908 WinSrv.exe

pid	process
908	WinSrv.exe

Drops file in System32 directory 22 IoCs

Processes:

WinSrv.exeb51944f54452b85a09eb4ed91f415bed8513faab405244f58e0b48c70d53406a.exe

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\Content.IE5	WinSrv.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\D0E1C4B6144E7ECAB3F020E4A19EFC29_03D1B482EE3032A122274428715A4E19	WinSrv.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies\09YS019X.cookie	WinSrv.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies\TXAFC7OZ.cookie	WinSrv.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies\JT3WQB5I.cookie	WinSrv.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\counters2.dat	WinSrv.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCache\IE	WinSrv.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache	WinSrv.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\B2FAF7692FD9FFBD64EDE317E42334BA_89854CA6A0F0936A4D2ECA78845CEA25	WinSrv.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content	WinSrv.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\D0E1C4B6144E7ECAB3F020E4A19EFC29_03D1B482EE3032A122274428715A4E19	WinSrv.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies\09YS019X.cookie	WinSrv.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies\JT3WQB5I.cookie	WinSrv.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies	WinSrv.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\History\History.IE5	WinSrv.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft	WinSrv.exe
File created	C:\Windows\SysWOW64\WinSrv.exe	b51944f54452b85a09eb4ed91f415bed8513faab405244f58e0b48c70d53406a.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData	WinSrv.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\B2FAF7692FD9FFBD64EDE317E42334BA_89854CA6A0F0936A4D2ECA78845CEA25	WinSrv.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\00E8B2222155EE2FA685572BF7181C12	WinSrv.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\00E8B2222155EE2FA685572BF7181C12	WinSrv.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\INetCookies\TXAFC7OZ.cookie	WinSrv.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

WinSrv.exe

description pid process target process

PID 908 set thread context of 424 908 WinSrv.exe svchost.exe

description	pid	process	target process
PID 908 set thread context of 424	908	WinSrv.exe	svchost.exe

Modifies data under HKEY_USERS 11 IoCs

Processes:

WinSrv.exe

description	ioc	process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing	WinSrv.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\Software\Classes\Local Settings\MuiCache\16\52C64B7E\LanguageList = 65006e002d0055005300000065006e0000000000	WinSrv.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\ProxyBypass = "1"	WinSrv.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\IntranetName = "1"	WinSrv.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "1"	WinSrv.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "0"	WinSrv.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\OnDemandInterfaceCache	WinSrv.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	WinSrv.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	WinSrv.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\History\CachePrefix = "Visited:"	WinSrv.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	WinSrv.exe

Modifies system certificate store 2 TTPs 2 IoCs

evasion spyware trojan

Install Root Certificate

T1130

Modify Registry

T1112

Processes:

WinSrv.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349	WinSrv.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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	WinSrv.exe

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

b51944f54452b85a09eb4ed91f415bed8513faab405244f58e0b48c70d53406a.exeWinSrv.exesvchost.exe

pid	process
2268	b51944f54452b85a09eb4ed91f415bed8513faab405244f58e0b48c70d53406a.exe
2268	b51944f54452b85a09eb4ed91f415bed8513faab405244f58e0b48c70d53406a.exe
908	WinSrv.exe
908	WinSrv.exe
424	svchost.exe
424	svchost.exe
424	svchost.exe
424	svchost.exe
424	svchost.exe
424	svchost.exe
424	svchost.exe
424	svchost.exe
424	svchost.exe
424	svchost.exe
424	svchost.exe
424	svchost.exe
424	svchost.exe
424	svchost.exe
424	svchost.exe
424	svchost.exe
424	svchost.exe
424	svchost.exe
424	svchost.exe
424	svchost.exe
424	svchost.exe
424	svchost.exe
424	svchost.exe
424	svchost.exe
424	svchost.exe
424	svchost.exe
424	svchost.exe
424	svchost.exe
424	svchost.exe
424	svchost.exe
424	svchost.exe
424	svchost.exe
424	svchost.exe
424	svchost.exe
424	svchost.exe
424	svchost.exe
424	svchost.exe
424	svchost.exe
424	svchost.exe
424	svchost.exe
424	svchost.exe
424	svchost.exe
424	svchost.exe
424	svchost.exe
424	svchost.exe
424	svchost.exe
424	svchost.exe
424	svchost.exe
424	svchost.exe
424	svchost.exe
424	svchost.exe
424	svchost.exe
424	svchost.exe
424	svchost.exe
424	svchost.exe
424	svchost.exe
908	WinSrv.exe
908	WinSrv.exe
424	svchost.exe
424	svchost.exe

Suspicious use of WriteProcessMemory 8 IoCs

Processes:

WinSrv.exeb51944f54452b85a09eb4ed91f415bed8513faab405244f58e0b48c70d53406a.exe

description	pid	process	target process
PID 908 wrote to memory of 424	908	WinSrv.exe	svchost.exe
PID 908 wrote to memory of 424	908	WinSrv.exe	svchost.exe
PID 908 wrote to memory of 424	908	WinSrv.exe	svchost.exe
PID 908 wrote to memory of 424	908	WinSrv.exe	svchost.exe
PID 908 wrote to memory of 424	908	WinSrv.exe	svchost.exe
PID 2268 wrote to memory of 1200	2268	b51944f54452b85a09eb4ed91f415bed8513faab405244f58e0b48c70d53406a.exe	cmd.exe
PID 2268 wrote to memory of 1200	2268	b51944f54452b85a09eb4ed91f415bed8513faab405244f58e0b48c70d53406a.exe	cmd.exe
PID 2268 wrote to memory of 1200	2268	b51944f54452b85a09eb4ed91f415bed8513faab405244f58e0b48c70d53406a.exe	cmd.exe

C:\Users\Admin\AppData\Local\Temp\b51944f54452b85a09eb4ed91f415bed8513faab405244f58e0b48c70d53406a.exe
"C:\Users\Admin\AppData\Local\Temp\b51944f54452b85a09eb4ed91f415bed8513faab405244f58e0b48c70d53406a.exe"
1⤵
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2268

C:\Windows\SysWOW64\cmd.exe
/c del C:\Users\Admin\AppData\Local\Temp\b51944f54452b85a09eb4ed91f415bed8513faab405244f58e0b48c70d53406a.exe >> NUL
2⤵
PID:1200

C:\Windows\SysWOW64\WinSrv.exe
C:\Windows\SysWOW64\WinSrv.exe
1⤵
- Executes dropped EXE
- Drops file in System32 directory
- Suspicious use of SetThreadContext
- Modifies data under HKEY_USERS
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:908

C:\Windows\SysWOW64\svchost.exe
C:\Windows\System32\svchost.exe
2⤵
- Suspicious behavior: EnumeratesProcesses
PID:424

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Privilege Escalation

Defense Evasion

Install Root Certificate

1

T1130

Modify Registry

1

T1112

Credential Access

Discovery

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

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Downloads

C:\Windows\SysWOW64\WinSrv.exe
MD5
a30ef4d81898a13e5335436ae5b78c54

SHA1
376ba089155e2480bf6ef51c9262da11a45b1181

SHA256
b51944f54452b85a09eb4ed91f415bed8513faab405244f58e0b48c70d53406a

SHA512
833906aef9a2ae3eb014e68321bb97f3e9f687d27a90fdf9eddb6e7ba51425b23370f6f25b3e0ff12bd7076de8cf816a5cf7b6be33a7144b757786182fdfba12

Download Submit
C:\Windows\SysWOW64\WinSrv.exe
MD5
a30ef4d81898a13e5335436ae5b78c54

SHA1
376ba089155e2480bf6ef51c9262da11a45b1181

SHA256
b51944f54452b85a09eb4ed91f415bed8513faab405244f58e0b48c70d53406a

SHA512
833906aef9a2ae3eb014e68321bb97f3e9f687d27a90fdf9eddb6e7ba51425b23370f6f25b3e0ff12bd7076de8cf816a5cf7b6be33a7144b757786182fdfba12

Download Submit
memory/424-121-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/424-122-0x000000000040178D-mapping.dmp

Download
memory/424-125-0x0000000000050000-0x0000000000051000-memory.dmp

Filesize
4KB

Download
memory/424-123-0x0000000000050000-0x0000000000051000-memory.dmp

Filesize
4KB

Download
memory/908-119-0x0000000000590000-0x00000000006DA000-memory.dmp

Filesize
1.3MB

Download
memory/908-120-0x0000000000400000-0x0000000000461000-memory.dmp

Filesize
388KB

Download
memory/1200-124-0x0000000000000000-mapping.dmp

Download
memory/2268-115-0x0000000002190000-0x00000000021AF000-memory.dmp

Filesize
124KB

Download
memory/2268-116-0x0000000000400000-0x0000000000461000-memory.dmp

Filesize
388KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads