xmrig | 269418090e8be5de1625ff26c789f5be7be2ed5d690328647152ecb4d540f3ab

General

Target

b91245cf0fafad7150a5bc335335b2342f39bf920eb81ca8d6b890ebae737e42.exe
Size

366KB
MD5

abd24faa60515f22c32a5f03d2473620
SHA1

5e0b8b5c062839c839367f651e9fed8f3171328a
SHA256

b91245cf0fafad7150a5bc335335b2342f39bf920eb81ca8d6b890ebae737e42
SHA512

3306506a865b51b1c25a35d49e1fee5752371b7a917bd6adbb84e94d523e5b536372f6a2ce9dbc064939cf4f9c57fcfdc45bcd839a9d7fcdc6a12618e368ae06

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

1876 WinSrv.exe
Deletes itself 1 IoCs

Processes:

cmd.exe

pid process

576 cmd.exe

pid	process
1876	WinSrv.exe

pid	process
576	cmd.exe

Drops file in System32 directory 16 IoCs

Processes:

WinSrv.exeb91245cf0fafad7150a5bc335335b2342f39bf920eb81ca8d6b890ebae737e42.exe

description	ioc	process
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\572BF21E454637C9F000BE1AF9B1E1A9	WinSrv.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\00E8B2222155EE2FA685572BF7181C12	WinSrv.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\DXQG0D4V.txt	WinSrv.exe
File created	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\93NDV9DV.txt	WinSrv.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\F0ACCF77CDCBFF39F6191887F6D2D357	WinSrv.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\F0ACCF77CDCBFF39F6191887F6D2D357	WinSrv.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\572BF21E454637C9F000BE1AF9B1E1A9	WinSrv.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\D0E1C4B6144E7ECAB3F020E4A19EFC29_03D1B482EE3032A122274428715A4E19	WinSrv.exe
File created	C:\Windows\SysWOW64\WinSrv.exe	b91245cf0fafad7150a5bc335335b2342f39bf920eb81ca8d6b890ebae737e42.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Local\Microsoft\Windows\Temporary Internet Files\counters.dat	WinSrv.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\D0E1C4B6144E7ECAB3F020E4A19EFC29_03D1B482EE3032A122274428715A4E19	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\Roaming\Microsoft\Windows\Cookies\DXQG0D4V.txt	WinSrv.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\Roaming\Microsoft\Windows\Cookies\93NDV9DV.txt	WinSrv.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015	WinSrv.exe
File opened for modification	C:\Windows\SysWOW64\config\systemprofile\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015	WinSrv.exe

Suspicious use of SetThreadContext 1 IoCs

Processes:

WinSrv.exe

description pid process target process

PID 1876 set thread context of 584 1876 WinSrv.exe svchost.exe

description	pid	process	target process
PID 1876 set thread context of 584	1876	WinSrv.exe	svchost.exe

Modifies data under HKEY_USERS 64 IoCs

Processes:

WinSrv.exe

description	ioc	process
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad	WinSrv.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\	WinSrv.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\UNCAsIntranet = "0"	WinSrv.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Disallowed\CTLs	WinSrv.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ProxyEnable = "0"	WinSrv.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Disallowed	WinSrv.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\Disallowed\Certificates	WinSrv.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\trust\CTLs	WinSrv.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\CA\CRLs	WinSrv.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\TrustedPeople	WinSrv.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\TrustedPeople\CTLs	WinSrv.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\trust	WinSrv.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings	WinSrv.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Content\CachePrefix	WinSrv.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{6AD4EFFA-27B4-4777-B42A-C1A83A8755F0}\WpadDecisionTime = 30f50e4f02c4d701	WinSrv.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\92-4b-98-e0-74-b1\WpadDecision = "0"	WinSrv.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\CA\CRLs	WinSrv.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\SmartCardRoot\Certificates	WinSrv.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\CA\CTLs	WinSrv.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\Disallowed	WinSrv.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\SmartCardRoot\CTLs	WinSrv.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\TrustedPeople\CTLs	WinSrv.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Classes\Local Settings\MuiCache\25\52C64B7E\LanguageList = 65006e002d0055005300000065006e0000000000	WinSrv.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\WinTrust\Trust Providers\Software Publishing	WinSrv.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\trust\CRLs	WinSrv.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\Disallowed\CRLs	WinSrv.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\TrustedPeople	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	WinSrv.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\SavedLegacySettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	WinSrv.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{6AD4EFFA-27B4-4777-B42A-C1A83A8755F0}\92-4b-98-e0-74-b1	WinSrv.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\My	WinSrv.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\CA	WinSrv.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\SmartCardRoot	WinSrv.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\TrustedPeople\CRLs	WinSrv.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\Root	WinSrv.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{6AD4EFFA-27B4-4777-B42A-C1A83A8755F0}	WinSrv.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{6AD4EFFA-27B4-4777-B42A-C1A83A8755F0}\WpadNetworkName = "Network 3"	WinSrv.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\TrustedPeople\Certificates	WinSrv.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Root\Certificates	WinSrv.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\TrustedPeople\CRLs	WinSrv.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\trust\CTLs	WinSrv.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Policies\Microsoft\SystemCertificates\trust	WinSrv.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Root\CTLs	WinSrv.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\trust\CRLs	WinSrv.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\ZoneMap\AutoDetect = "1"	WinSrv.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{6AD4EFFA-27B4-4777-B42A-C1A83A8755F0}\WpadDecision = "0"	WinSrv.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\92-4b-98-e0-74-b1	WinSrv.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\92-4b-98-e0-74-b1\WpadDecisionReason = "1"	WinSrv.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\SystemCertificates\CA	WinSrv.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\CA\CTLs	WinSrv.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\Disallowed\CTLs	WinSrv.exe
Key created	\REGISTRY\USER\.DEFAULT\Software\Microsoft\Windows\CurrentVersion\Internet Settings\Connections	WinSrv.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000002000000090000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	WinSrv.exe
Set value (str)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\5.0\Cache\Cookies\CachePrefix = "Cookie:"	WinSrv.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\92-4b-98-e0-74-b1\WpadDecisionTime = 30f50e4f02c4d701	WinSrv.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\CA\Certificates	WinSrv.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Disallowed\Certificates	WinSrv.exe
Set value (int)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Wpad\{6AD4EFFA-27B4-4777-B42A-C1A83A8755F0}\WpadDecisionReason = "1"	WinSrv.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Disallowed\CRLs	WinSrv.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\Root\CRLs	WinSrv.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\SystemCertificates\trust\Certificates	WinSrv.exe
Key created	\REGISTRY\USER\.DEFAULT\SOFTWARE\Policies\Microsoft\SystemCertificates\trust\Certificates	WinSrv.exe
Set value (data)	\REGISTRY\USER\.DEFAULT\SOFTWARE\Microsoft\Windows\CurrentVersion\Internet Settings\Connections\DefaultConnectionSettings = 4600000003000000090000000000000000000000000000000400000000000000000000000000000000000000000000000000000001000000020000000a7f0117000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000000	WinSrv.exe

Modifies system certificate store 2 TTPs 3 IoCs

evasion spyware trojan

Install Root Certificate

T1130

Modify Registry

T1112

Processes:

WinSrv.exe

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

Processes:

b91245cf0fafad7150a5bc335335b2342f39bf920eb81ca8d6b890ebae737e42.exeWinSrv.exesvchost.exe

pid	process
2028	b91245cf0fafad7150a5bc335335b2342f39bf920eb81ca8d6b890ebae737e42.exe
1876	WinSrv.exe
1876	WinSrv.exe
584	svchost.exe
584	svchost.exe
584	svchost.exe
584	svchost.exe
584	svchost.exe
584	svchost.exe
584	svchost.exe
584	svchost.exe
584	svchost.exe
584	svchost.exe
584	svchost.exe
584	svchost.exe
584	svchost.exe
584	svchost.exe
584	svchost.exe
584	svchost.exe
584	svchost.exe
584	svchost.exe
584	svchost.exe
584	svchost.exe
584	svchost.exe
584	svchost.exe
584	svchost.exe
584	svchost.exe
584	svchost.exe
584	svchost.exe
584	svchost.exe
584	svchost.exe
584	svchost.exe
584	svchost.exe
584	svchost.exe
584	svchost.exe
584	svchost.exe
584	svchost.exe
584	svchost.exe
584	svchost.exe
584	svchost.exe

Suspicious use of UnmapMainImage 2 IoCs

Processes:

b91245cf0fafad7150a5bc335335b2342f39bf920eb81ca8d6b890ebae737e42.exeWinSrv.exe

pid process

2028 b91245cf0fafad7150a5bc335335b2342f39bf920eb81ca8d6b890ebae737e42.exe
1876 WinSrv.exe

Suspicious use of WriteProcessMemory 10 IoCs

Processes:

WinSrv.exeb91245cf0fafad7150a5bc335335b2342f39bf920eb81ca8d6b890ebae737e42.exe

description	pid	process	target process
PID 1876 wrote to memory of 584	1876	WinSrv.exe	svchost.exe
PID 1876 wrote to memory of 584	1876	WinSrv.exe	svchost.exe
PID 1876 wrote to memory of 584	1876	WinSrv.exe	svchost.exe
PID 1876 wrote to memory of 584	1876	WinSrv.exe	svchost.exe
PID 1876 wrote to memory of 584	1876	WinSrv.exe	svchost.exe
PID 1876 wrote to memory of 584	1876	WinSrv.exe	svchost.exe
PID 2028 wrote to memory of 576	2028	b91245cf0fafad7150a5bc335335b2342f39bf920eb81ca8d6b890ebae737e42.exe	cmd.exe
PID 2028 wrote to memory of 576	2028	b91245cf0fafad7150a5bc335335b2342f39bf920eb81ca8d6b890ebae737e42.exe	cmd.exe
PID 2028 wrote to memory of 576	2028	b91245cf0fafad7150a5bc335335b2342f39bf920eb81ca8d6b890ebae737e42.exe	cmd.exe
PID 2028 wrote to memory of 576	2028	b91245cf0fafad7150a5bc335335b2342f39bf920eb81ca8d6b890ebae737e42.exe	cmd.exe

C:\Users\Admin\AppData\Local\Temp\b91245cf0fafad7150a5bc335335b2342f39bf920eb81ca8d6b890ebae737e42.exe
"C:\Users\Admin\AppData\Local\Temp\b91245cf0fafad7150a5bc335335b2342f39bf920eb81ca8d6b890ebae737e42.exe"
1⤵
- Drops file in System32 directory
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:2028

C:\Windows\SysWOW64\cmd.exe
/c del C:\Users\Admin\AppData\Local\Temp\b91245cf0fafad7150a5bc335335b2342f39bf920eb81ca8d6b890ebae737e42.exe >> NUL
2⤵
- Deletes itself
PID:576

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 UnmapMainImage
- Suspicious use of WriteProcessMemory
PID:1876

C:\Windows\SysWOW64\svchost.exe
C:\Windows\System32\svchost.exe
2⤵
- Suspicious behavior: EnumeratesProcesses
PID:584

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
abd24faa60515f22c32a5f03d2473620

SHA1
5e0b8b5c062839c839367f651e9fed8f3171328a

SHA256
b91245cf0fafad7150a5bc335335b2342f39bf920eb81ca8d6b890ebae737e42

SHA512
3306506a865b51b1c25a35d49e1fee5752371b7a917bd6adbb84e94d523e5b536372f6a2ce9dbc064939cf4f9c57fcfdc45bcd839a9d7fcdc6a12618e368ae06

Download Submit
C:\Windows\SysWOW64\WinSrv.exe
MD5
abd24faa60515f22c32a5f03d2473620

SHA1
5e0b8b5c062839c839367f651e9fed8f3171328a

SHA256
b91245cf0fafad7150a5bc335335b2342f39bf920eb81ca8d6b890ebae737e42

SHA512
3306506a865b51b1c25a35d49e1fee5752371b7a917bd6adbb84e94d523e5b536372f6a2ce9dbc064939cf4f9c57fcfdc45bcd839a9d7fcdc6a12618e368ae06

Download Submit
memory/576-62-0x0000000000000000-mapping.dmp

Download
memory/584-59-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/584-60-0x0000000000400000-0x000000000040B000-memory.dmp

Filesize
44KB

Download
memory/584-61-0x000000000040178D-mapping.dmp

Download
memory/1876-58-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/2028-53-0x0000000074F81000-0x0000000074F83000-memory.dmp

Filesize
8KB

Download
memory/2028-54-0x0000000000220000-0x000000000023F000-memory.dmp

Filesize
124KB

Download
memory/2028-55-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download

Analysis

Sharing

General

Malware Config

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v6

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Downloads