taurus_stealer | 894efce31cc70924a097c89b02eb544cb1303268b569f39ccbfba492d6c2b166

Analysis

max time kernel
27s
max time network
46s
platform
windows7_x64
resource
win7v20201028
submitted
11-03-2021 17:26

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General

Target

dubi.exe
Size

827KB
MD5

648f0d37b65ec97fd1754d53d78a6a24
SHA1

ba9c8a94d83f66f93523345aa7fe266cf9769a0e
SHA256

894efce31cc70924a097c89b02eb544cb1303268b569f39ccbfba492d6c2b166
SHA512

e222e2ef11a00605575bc8431587f9e89dbd6c3579f43cd36c97527385c85e837f831a583ede7a4c3413f6c0c8ff2139c4b1e4821224c6e4f57eb5cd18fe8410

Score

10^/10

taurus_stealer vidar discovery persistence spyware stealer trojan

Malware Config

Signatures

Taurus Stealer
Taurus is an infostealer first seen in June 2020.
trojan stealer taurus_stealer
Vidar
Vidar is an infostealer based on Arkei stealer.
stealer vidar
Executes dropped EXE 2 IoCs

Processes:

updatewin.exe5.exe

pid process

836 updatewin.exe
1744 5.exe
Loads dropped DLL 10 IoCs

Processes:

dubi.exeupdatewin.exe5.exe

pid process

1084 dubi.exe
836 updatewin.exe
836 updatewin.exe
836 updatewin.exe
1084 dubi.exe
1084 dubi.exe
1744 5.exe
1744 5.exe
1744 5.exe
1744 5.exe
Modifies file permissions 1 TTPs 1 IoCs
discovery

File Permissions Modification
T1222

Processes:

icacls.exe

pid process

324 icacls.exe
Reads local data of messenger clients 2 TTPs
Infostealers often target stored data of messaging applications, which can include saved credentials and account information.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Reads user/profile data of local email clients 2 TTPs
Email clients store some user data on disk where infostealers will often target it.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Accesses 2FA software files, possible credential harvesting 2 TTPs
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
Accesses cryptocurrency files/wallets, possible credential harvesting 2 TTPs
spyware

Data from Local System
T1005

Credentials in Files
T1081

pid	process
836	updatewin.exe
1744	5.exe

pid	process
1084	dubi.exe
836	updatewin.exe
836	updatewin.exe
836	updatewin.exe
1084	dubi.exe
1084	dubi.exe
1744	5.exe
1744	5.exe
1744	5.exe
1744	5.exe

pid	process
324	icacls.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

dubi.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3825035466-2522850611-591511364-1000\Software\Microsoft\Windows\CurrentVersion\Run\SysHelper = "\"C:\\Users\\Admin\\AppData\\Local\\d1fdfe2d-58b2-4e41-97f2-43df07868167\\dubi.exe\" --AutoStart"	dubi.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012
Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

5 api.2ip.ua
6 api.2ip.ua
14 api.2ip.ua
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

flow	ioc
5	api.2ip.ua
6	api.2ip.ua
14	api.2ip.ua

Checks processor information in registry 2 TTPs 2 IoCs

Processor information is often read in order to detect sandboxing environments.

Query Registry

T1012

System Information Discovery

T1082

Processes:

5.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	5.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	5.exe

Delays execution with timeout.exe 2 IoCs
evasion

Processes:

timeout.exetimeout.exe

pid process

940 timeout.exe
1608 timeout.exe
Kills process with taskkill 1 IoCs
evasion

Processes:

taskkill.exe

pid process

1708 taskkill.exe

pid	process
940	timeout.exe
1608	timeout.exe

pid	process
1708	taskkill.exe

Modifies system certificate store 2 TTPs 7 IoCs

evasion spyware trojan

Install Root Certificate

T1130

Modify Registry

T1112

Processes:

dubi.exedubi.exe5.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349	dubi.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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	dubi.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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	dubi.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349	dubi.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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	dubi.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\A8985D3A65E5E5C4B2D7D66D40C6DD2FB19C5436	5.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\A8985D3A65E5E5C4B2D7D66D40C6DD2FB19C5436\Blob = 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	5.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

Processes:

dubi.exedubi.exe5.exe

pid process

544 dubi.exe
544 dubi.exe
1084 dubi.exe
1084 dubi.exe
1744 5.exe
1744 5.exe
1744 5.exe
1744 5.exe
Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

updatewin.exetaskkill.exe

description pid process

Token: SeRestorePrivilege 836 updatewin.exe
Token: SeBackupPrivilege 836 updatewin.exe
Token: SeDebugPrivilege 1708 taskkill.exe

pid	process
544	dubi.exe
544	dubi.exe
1084	dubi.exe
1084	dubi.exe
1744	5.exe
1744	5.exe
1744	5.exe
1744	5.exe

description	pid	process
Token: SeRestorePrivilege	836	updatewin.exe
Token: SeBackupPrivilege	836	updatewin.exe
Token: SeDebugPrivilege	1708	taskkill.exe

Suspicious use of WriteProcessMemory 45 IoCs

Processes:

dubi.exedubi.exeupdatewin.execmd.exe5.execmd.exe

description	pid	process	target process
PID 544 wrote to memory of 324	544	dubi.exe	icacls.exe
PID 544 wrote to memory of 324	544	dubi.exe	icacls.exe
PID 544 wrote to memory of 324	544	dubi.exe	icacls.exe
PID 544 wrote to memory of 324	544	dubi.exe	icacls.exe
PID 544 wrote to memory of 1084	544	dubi.exe	dubi.exe
PID 544 wrote to memory of 1084	544	dubi.exe	dubi.exe
PID 544 wrote to memory of 1084	544	dubi.exe	dubi.exe
PID 544 wrote to memory of 1084	544	dubi.exe	dubi.exe
PID 1084 wrote to memory of 836	1084	dubi.exe	updatewin.exe
PID 1084 wrote to memory of 836	1084	dubi.exe	updatewin.exe
PID 1084 wrote to memory of 836	1084	dubi.exe	updatewin.exe
PID 1084 wrote to memory of 836	1084	dubi.exe	updatewin.exe
PID 1084 wrote to memory of 836	1084	dubi.exe	updatewin.exe
PID 1084 wrote to memory of 836	1084	dubi.exe	updatewin.exe
PID 1084 wrote to memory of 836	1084	dubi.exe	updatewin.exe
PID 1084 wrote to memory of 1744	1084	dubi.exe	5.exe
PID 1084 wrote to memory of 1744	1084	dubi.exe	5.exe
PID 1084 wrote to memory of 1744	1084	dubi.exe	5.exe
PID 1084 wrote to memory of 1744	1084	dubi.exe	5.exe
PID 836 wrote to memory of 1888	836	updatewin.exe	cmd.exe
PID 836 wrote to memory of 1888	836	updatewin.exe	cmd.exe
PID 836 wrote to memory of 1888	836	updatewin.exe	cmd.exe
PID 836 wrote to memory of 1888	836	updatewin.exe	cmd.exe
PID 836 wrote to memory of 1888	836	updatewin.exe	cmd.exe
PID 836 wrote to memory of 1888	836	updatewin.exe	cmd.exe
PID 836 wrote to memory of 1888	836	updatewin.exe	cmd.exe
PID 1888 wrote to memory of 940	1888	cmd.exe	timeout.exe
PID 1888 wrote to memory of 940	1888	cmd.exe	timeout.exe
PID 1888 wrote to memory of 940	1888	cmd.exe	timeout.exe
PID 1888 wrote to memory of 940	1888	cmd.exe	timeout.exe
PID 1888 wrote to memory of 940	1888	cmd.exe	timeout.exe
PID 1888 wrote to memory of 940	1888	cmd.exe	timeout.exe
PID 1888 wrote to memory of 940	1888	cmd.exe	timeout.exe
PID 1744 wrote to memory of 1428	1744	5.exe	cmd.exe
PID 1744 wrote to memory of 1428	1744	5.exe	cmd.exe
PID 1744 wrote to memory of 1428	1744	5.exe	cmd.exe
PID 1744 wrote to memory of 1428	1744	5.exe	cmd.exe
PID 1428 wrote to memory of 1708	1428	cmd.exe	taskkill.exe
PID 1428 wrote to memory of 1708	1428	cmd.exe	taskkill.exe
PID 1428 wrote to memory of 1708	1428	cmd.exe	taskkill.exe
PID 1428 wrote to memory of 1708	1428	cmd.exe	taskkill.exe
PID 1428 wrote to memory of 1608	1428	cmd.exe	timeout.exe
PID 1428 wrote to memory of 1608	1428	cmd.exe	timeout.exe
PID 1428 wrote to memory of 1608	1428	cmd.exe	timeout.exe
PID 1428 wrote to memory of 1608	1428	cmd.exe	timeout.exe

C:\Users\Admin\AppData\Local\Temp\dubi.exe
"C:\Users\Admin\AppData\Local\Temp\dubi.exe"
1⤵
- Adds Run key to start application
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:544

C:\Windows\SysWOW64\icacls.exe
icacls "C:\Users\Admin\AppData\Local\d1fdfe2d-58b2-4e41-97f2-43df07868167" /deny *S-1-1-0:(OI)(CI)(DE,DC)
2⤵
- Modifies file permissions
PID:324

C:\Users\Admin\AppData\Local\Temp\dubi.exe
"C:\Users\Admin\AppData\Local\Temp\dubi.exe" --Admin IsNotAutoStart IsNotTask
2⤵
- Loads dropped DLL
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1084

C:\Users\Admin\AppData\Local\1725e79a-1867-4dec-a471-3388488564e0\updatewin.exe
"C:\Users\Admin\AppData\Local\1725e79a-1867-4dec-a471-3388488564e0\updatewin.exe"
3⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:836

C:\Windows\SysWOW64\cmd.exe
/c timeout /t 3 & del /f /q C:\Users\Admin\AppData\Local\1725e79a-1867-4dec-a471-3388488564e0\updatewin.exe
4⤵
- Suspicious use of WriteProcessMemory
PID:1888

C:\Windows\SysWOW64\timeout.exe
timeout /t 3
5⤵
- Delays execution with timeout.exe
PID:940

C:\Users\Admin\AppData\Local\1725e79a-1867-4dec-a471-3388488564e0\5.exe
"C:\Users\Admin\AppData\Local\1725e79a-1867-4dec-a471-3388488564e0\5.exe"
3⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks processor information in registry
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1744

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im 5.exe /f & timeout /t 6 & del /f /q "C:\Users\Admin\AppData\Local\1725e79a-1867-4dec-a471-3388488564e0\5.exe" & del C:\ProgramData\*.dll & exit
4⤵
- Suspicious use of WriteProcessMemory
PID:1428

C:\Windows\SysWOW64\taskkill.exe
taskkill /im 5.exe /f
5⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:1708

C:\Windows\SysWOW64\timeout.exe
timeout /t 6
5⤵
- Delays execution with timeout.exe
PID:1608

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

File Permissions Modification

T1222

Modify Registry

T1112

Install Root Certificate

T1130

Credential Access

Credentials in Files

T1081

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\ProgramData\freebl3.dll
MD5
ef2834ac4ee7d6724f255beaf527e635

SHA1
5be8c1e73a21b49f353c2ecfa4108e43a883cb7b

SHA256
a770ecba3b08bbabd0a567fc978e50615f8b346709f8eb3cfacf3faab24090ba

SHA512
c6ea0e4347cbd7ef5e80ae8c0afdca20ea23ac2bdd963361dfaf562a9aed58dcbc43f89dd826692a064d76c3f4b3e92361af7b79a6d16a75d9951591ae3544d2

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C:\ProgramData\mozglue.dll
MD5
8f73c08a9660691143661bf7332c3c27

SHA1
37fa65dd737c50fda710fdbde89e51374d0c204a

SHA256
3fe6b1c54b8cf28f571e0c5d6636b4069a8ab00b4f11dd842cfec00691d0c9cd

SHA512
0042ecf9b3571bb5eba2de893e8b2371df18f7c5a589f52ee66e4bfbaa15a5b8b7cc6a155792aaa8988528c27196896d5e82e1751c998bacea0d92395f66ad89

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C:\ProgramData\msvcp140.dll
MD5
109f0f02fd37c84bfc7508d4227d7ed5

SHA1
ef7420141bb15ac334d3964082361a460bfdb975

SHA256
334e69ac9367f708ce601a6f490ff227d6c20636da5222f148b25831d22e13d4

SHA512
46eb62b65817365c249b48863d894b4669e20fcb3992e747cd5c9fdd57968e1b2cf7418d1c9340a89865eadda362b8db51947eb4427412eb83b35994f932fd39

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C:\ProgramData\nss3.dll
MD5
bfac4e3c5908856ba17d41edcd455a51

SHA1
8eec7e888767aa9e4cca8ff246eb2aacb9170428

SHA256
e2935b5b28550d47dc971f456d6961f20d1633b4892998750140e0eaa9ae9d78

SHA512
2565bab776c4d732ffb1f9b415992a4c65b81bcd644a9a1df1333a269e322925fc1df4f76913463296efd7c88ef194c3056de2f1ca1357d7b5fe5ff0da877a66

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C:\ProgramData\softokn3.dll
MD5
a2ee53de9167bf0d6c019303b7ca84e5

SHA1
2a3c737fa1157e8483815e98b666408a18c0db42

SHA256
43536adef2ddcc811c28d35fa6ce3031029a2424ad393989db36169ff2995083

SHA512
45b56432244f86321fa88fbcca6a0d2a2f7f4e0648c1d7d7b1866adc9daa5eddd9f6bb73662149f279c9ab60930dad1113c8337cb5e6ec9eed5048322f65f7d8

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C:\ProgramData\vcruntime140.dll
MD5
7587bf9cb4147022cd5681b015183046

SHA1
f2106306a8f6f0da5afb7fc765cfa0757ad5a628

SHA256
c40bb03199a2054dabfc7a8e01d6098e91de7193619effbd0f142a7bf031c14d

SHA512
0b63e4979846ceba1b1ed8470432ea6aa18cca66b5f5322d17b14bc0dfa4b2ee09ca300a016e16a01db5123e4e022820698f46d9bad1078bd24675b4b181e91f

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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\07CEF2F654E3ED6050FFC9B6EB844250_3431D4C539FB2CFCB781821E9902850D
MD5
1697c7bdbf51be4e8b5eed4bb2d96c99

SHA1
33e7137f57d09c30d99ac934f2f2dfb094e23bd3

SHA256
34458a706a2f38ec2e0d451ba4fc2692024cd23516e0ce136b09b29cfeec96c4

SHA512
294436f9930306e5afe604374eb932aaad1cd238df5e41a360f32ec0ece112e4e5d9ccf00529a36f2ea5010729dbe56e44ee0d52b2f36e4177c5652f3425038c

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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015
MD5
61a03d15cf62612f50b74867090dbe79

SHA1
15228f34067b4b107e917bebaf17cc7c3c1280a8

SHA256
f9e23dc21553daa34c6eb778cd262831e466ce794f4bea48150e8d70d3e6af6d

SHA512
5fece89ccbbf994e4f1e3ef89a502f25a72f359d445c034682758d26f01d9f3aa20a43010b9a87f2687da7ba201476922aa46d4906d442d56eb59b2b881259d3

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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\B2FAF7692FD9FFBD64EDE317E42334BA_D7393C8F62BDE4D4CB606228BC7A711E
MD5
ca1458cdb08212fe95b8e013c0bd8dd5

SHA1
86d293812cb804c162e7de0e59c7094a83d92340

SHA256
2d2b9ee023d9b04c6ae09ad11c6963432ee7b3ab8858d42b4470170b749d3e2f

SHA512
3a25602303f7a8eb13f0de44573d57e0b8919ec1a031b3da49cb548d86c1ad9f214b04be22345fad7aca5dc060114c66e2272edfdfd20efd6925c67c43d99f09

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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\07CEF2F654E3ED6050FFC9B6EB844250_3431D4C539FB2CFCB781821E9902850D
MD5
c88a281e52acd2ede10f0d6124c314a9

SHA1
dc3c1c0ee45833adbba293fa80165480965ee7a6

SHA256
b9c558ced841e30f3ad935fdef9be558554429e9e0f210bcdffe037b9c81e51c

SHA512
6672c0846e1515cef9bd9212b6e495b4a0239c5f56eec6165dcec42e2fdd8c5cbffcc60a778c5bdabd74fc32feb3a23640bf11e61a1696d4d22d036303be33c3

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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
MD5
eaf951c9d7542fd3f9c2b5458f04d0f8

SHA1
7dbcc3550fb9beeef24339685139d9563a5838f4

SHA256
d203c89f10b8c9542eac4b5ebf9ea503231fd34e5386f1a4d599ebfdca071b8c

SHA512
254a27f3a304934c638360f02d5916010760d187bc336c964d67bf578366ca36ec45ac71d8a30d1d81b5e3542efba1f8d6beed84b44eaf9ba76f9e23ab73d6a4

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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\B2FAF7692FD9FFBD64EDE317E42334BA_D7393C8F62BDE4D4CB606228BC7A711E
MD5
8e63a4e60070eda238a404e432247ea6

SHA1
efbb1da3419176418c8595c27187f8b661dffae4

SHA256
3ea76f7a5af5362d2604c8dce224e20077efeaaee58b2be6422c3e7578e17f81

SHA512
f9fbe4d8939ee9ca438d9e9fc4c8f5f2ca7118acae52f15cb662325739e095d22c94b4ff5ab30bf34ca827e7dcd1bd6fae1a15e0f3536ff48cd9390dfc489905

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C:\Users\Admin\AppData\Local\1725e79a-1867-4dec-a471-3388488564e0\5.exe
MD5
6a50d5e91b193be284aa02106ee35e97

SHA1
097137cb64eb18ce55c13f1e841d5312d07fbbf4

SHA256
82c1ccbd7db7615a982f7b8072784575972aff3f0ab4597efda9d2e7ca17b961

SHA512
7f79ef4c3b2cd32e6e1fe6c64d1a693115789665f705144cb912500f25f669f28ac61f709d29057b66bf2a6c1f8376b3a8ef7ccb95668cabf2d15455745f1f03

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C:\Users\Admin\AppData\Local\1725e79a-1867-4dec-a471-3388488564e0\5.exe
MD5
6a50d5e91b193be284aa02106ee35e97

SHA1
097137cb64eb18ce55c13f1e841d5312d07fbbf4

SHA256
82c1ccbd7db7615a982f7b8072784575972aff3f0ab4597efda9d2e7ca17b961

SHA512
7f79ef4c3b2cd32e6e1fe6c64d1a693115789665f705144cb912500f25f669f28ac61f709d29057b66bf2a6c1f8376b3a8ef7ccb95668cabf2d15455745f1f03

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C:\Users\Admin\AppData\Local\1725e79a-1867-4dec-a471-3388488564e0\updatewin.exe
MD5
9010fa92cc83afe00fab38703e6ffa77

SHA1
4d603ec27d02d84a65d1555c2df0896d7675fafc

SHA256
38e6f4d8f53e8a38950594d9588cb00218bf46113c51b5241771181a521b9c75

SHA512
a39ea249da189fedd5f8d1c13d03693626c70ba08c69c4ec76396d3475c5480e98c8dba1da0b74089252d8d781fc050e4eed9346b648ccbb42e22cf6d15399e8

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C:\Users\Admin\AppData\Local\1725e79a-1867-4dec-a471-3388488564e0\updatewin.exe
MD5
9010fa92cc83afe00fab38703e6ffa77

SHA1
4d603ec27d02d84a65d1555c2df0896d7675fafc

SHA256
38e6f4d8f53e8a38950594d9588cb00218bf46113c51b5241771181a521b9c75

SHA512
a39ea249da189fedd5f8d1c13d03693626c70ba08c69c4ec76396d3475c5480e98c8dba1da0b74089252d8d781fc050e4eed9346b648ccbb42e22cf6d15399e8

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C:\Users\Admin\AppData\Local\d1fdfe2d-58b2-4e41-97f2-43df07868167\dubi.exe
MD5
648f0d37b65ec97fd1754d53d78a6a24

SHA1
ba9c8a94d83f66f93523345aa7fe266cf9769a0e

SHA256
894efce31cc70924a097c89b02eb544cb1303268b569f39ccbfba492d6c2b166

SHA512
e222e2ef11a00605575bc8431587f9e89dbd6c3579f43cd36c97527385c85e837f831a583ede7a4c3413f6c0c8ff2139c4b1e4821224c6e4f57eb5cd18fe8410

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\ProgramData\mozglue.dll
MD5
8f73c08a9660691143661bf7332c3c27

SHA1
37fa65dd737c50fda710fdbde89e51374d0c204a

SHA256
3fe6b1c54b8cf28f571e0c5d6636b4069a8ab00b4f11dd842cfec00691d0c9cd

SHA512
0042ecf9b3571bb5eba2de893e8b2371df18f7c5a589f52ee66e4bfbaa15a5b8b7cc6a155792aaa8988528c27196896d5e82e1751c998bacea0d92395f66ad89

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\ProgramData\msvcp140.dll
MD5
109f0f02fd37c84bfc7508d4227d7ed5

SHA1
ef7420141bb15ac334d3964082361a460bfdb975

SHA256
334e69ac9367f708ce601a6f490ff227d6c20636da5222f148b25831d22e13d4

SHA512
46eb62b65817365c249b48863d894b4669e20fcb3992e747cd5c9fdd57968e1b2cf7418d1c9340a89865eadda362b8db51947eb4427412eb83b35994f932fd39

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\ProgramData\nss3.dll
MD5
bfac4e3c5908856ba17d41edcd455a51

SHA1
8eec7e888767aa9e4cca8ff246eb2aacb9170428

SHA256
e2935b5b28550d47dc971f456d6961f20d1633b4892998750140e0eaa9ae9d78

SHA512
2565bab776c4d732ffb1f9b415992a4c65b81bcd644a9a1df1333a269e322925fc1df4f76913463296efd7c88ef194c3056de2f1ca1357d7b5fe5ff0da877a66

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\ProgramData\vcruntime140.dll
MD5
7587bf9cb4147022cd5681b015183046

SHA1
f2106306a8f6f0da5afb7fc765cfa0757ad5a628

SHA256
c40bb03199a2054dabfc7a8e01d6098e91de7193619effbd0f142a7bf031c14d

SHA512
0b63e4979846ceba1b1ed8470432ea6aa18cca66b5f5322d17b14bc0dfa4b2ee09ca300a016e16a01db5123e4e022820698f46d9bad1078bd24675b4b181e91f

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\Users\Admin\AppData\Local\1725e79a-1867-4dec-a471-3388488564e0\5.exe
MD5
6a50d5e91b193be284aa02106ee35e97

SHA1
097137cb64eb18ce55c13f1e841d5312d07fbbf4

SHA256
82c1ccbd7db7615a982f7b8072784575972aff3f0ab4597efda9d2e7ca17b961

SHA512
7f79ef4c3b2cd32e6e1fe6c64d1a693115789665f705144cb912500f25f669f28ac61f709d29057b66bf2a6c1f8376b3a8ef7ccb95668cabf2d15455745f1f03

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\Users\Admin\AppData\Local\1725e79a-1867-4dec-a471-3388488564e0\5.exe
MD5
6a50d5e91b193be284aa02106ee35e97

SHA1
097137cb64eb18ce55c13f1e841d5312d07fbbf4

SHA256
82c1ccbd7db7615a982f7b8072784575972aff3f0ab4597efda9d2e7ca17b961

SHA512
7f79ef4c3b2cd32e6e1fe6c64d1a693115789665f705144cb912500f25f669f28ac61f709d29057b66bf2a6c1f8376b3a8ef7ccb95668cabf2d15455745f1f03

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\Users\Admin\AppData\Local\1725e79a-1867-4dec-a471-3388488564e0\updatewin.exe
MD5
9010fa92cc83afe00fab38703e6ffa77

SHA1
4d603ec27d02d84a65d1555c2df0896d7675fafc

SHA256
38e6f4d8f53e8a38950594d9588cb00218bf46113c51b5241771181a521b9c75

SHA512
a39ea249da189fedd5f8d1c13d03693626c70ba08c69c4ec76396d3475c5480e98c8dba1da0b74089252d8d781fc050e4eed9346b648ccbb42e22cf6d15399e8

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\Users\Admin\AppData\Local\1725e79a-1867-4dec-a471-3388488564e0\updatewin.exe
MD5
9010fa92cc83afe00fab38703e6ffa77

SHA1
4d603ec27d02d84a65d1555c2df0896d7675fafc

SHA256
38e6f4d8f53e8a38950594d9588cb00218bf46113c51b5241771181a521b9c75

SHA512
a39ea249da189fedd5f8d1c13d03693626c70ba08c69c4ec76396d3475c5480e98c8dba1da0b74089252d8d781fc050e4eed9346b648ccbb42e22cf6d15399e8

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\Users\Admin\AppData\Local\1725e79a-1867-4dec-a471-3388488564e0\updatewin.exe
MD5
9010fa92cc83afe00fab38703e6ffa77

SHA1
4d603ec27d02d84a65d1555c2df0896d7675fafc

SHA256
38e6f4d8f53e8a38950594d9588cb00218bf46113c51b5241771181a521b9c75

SHA512
a39ea249da189fedd5f8d1c13d03693626c70ba08c69c4ec76396d3475c5480e98c8dba1da0b74089252d8d781fc050e4eed9346b648ccbb42e22cf6d15399e8

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\Users\Admin\AppData\Local\1725e79a-1867-4dec-a471-3388488564e0\updatewin.exe
MD5
9010fa92cc83afe00fab38703e6ffa77

SHA1
4d603ec27d02d84a65d1555c2df0896d7675fafc

SHA256
38e6f4d8f53e8a38950594d9588cb00218bf46113c51b5241771181a521b9c75

SHA512
a39ea249da189fedd5f8d1c13d03693626c70ba08c69c4ec76396d3475c5480e98c8dba1da0b74089252d8d781fc050e4eed9346b648ccbb42e22cf6d15399e8

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memory/324-7-0x0000000000000000-mapping.dmp

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memory/544-4-0x0000000000AE0000-0x0000000000BFA000-memory.dmp

Filesize
1.1MB

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memory/544-2-0x0000000000C80000-0x0000000000C91000-memory.dmp

Filesize
68KB

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memory/544-5-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

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memory/544-3-0x0000000076881000-0x0000000076883000-memory.dmp

Filesize
8KB

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memory/836-21-0x0000000000000000-mapping.dmp

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memory/940-35-0x0000000000000000-mapping.dmp

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memory/1084-10-0x0000000000B20000-0x0000000000B31000-memory.dmp

Filesize
68KB

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memory/1084-9-0x0000000000000000-mapping.dmp

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memory/1084-17-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

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memory/1428-41-0x0000000000000000-mapping.dmp

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memory/1608-43-0x0000000000000000-mapping.dmp

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memory/1708-42-0x0000000000000000-mapping.dmp

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memory/1744-30-0x0000000000000000-mapping.dmp

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memory/1748-6-0x000007FEF66D0000-0x000007FEF694A000-memory.dmp

Filesize
2.5MB

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memory/1888-33-0x0000000000000000-mapping.dmp

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