taurus_stealer | 2ae59af40109d186eb8999211e8ad933d2fffec609a2bdbd87a8aa4e9654a111

Analysis

max time kernel
26s
max time network
44s
platform
windows7_x64
resource
win7v20201028
submitted
27-03-2021 19:56

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General

Target

c42634f75c9b327a17684b55e162ec9a.exe
Size

713KB
MD5

c42634f75c9b327a17684b55e162ec9a
SHA1

c21f18b46532fa32d45b671b7e804404cff23976
SHA256

2ae59af40109d186eb8999211e8ad933d2fffec609a2bdbd87a8aa4e9654a111
SHA512

7590c1a35add4ad87b3e73a2140efecdbf405c6fb0888d23b9e5288786c037dc458ac53c1ce9b91146807393ea64c2084d56b38e797c9b19fd63b772f45d4f08

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

872 updatewin.exe
572 5.exe

pid	process
872	updatewin.exe
572	5.exe

Loads dropped DLL 10 IoCs

Processes:

c42634f75c9b327a17684b55e162ec9a.exeupdatewin.exe5.exe

pid	process
924	c42634f75c9b327a17684b55e162ec9a.exe
872	updatewin.exe
872	updatewin.exe
872	updatewin.exe
924	c42634f75c9b327a17684b55e162ec9a.exe
924	c42634f75c9b327a17684b55e162ec9a.exe
572	5.exe
572	5.exe
572	5.exe
572	5.exe

Modifies file permissions 1 TTPs 1 IoCs
discovery

File Permissions Modification
T1222

Processes:

icacls.exe

pid process

576 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 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
576	icacls.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

c42634f75c9b327a17684b55e162ec9a.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\\4f6f4b62-c91b-40d2-ae24-2b463f97bc00\\c42634f75c9b327a17684b55e162ec9a.exe\" --AutoStart"	c42634f75c9b327a17684b55e162ec9a.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

1692 timeout.exe
1496 timeout.exe
Kills process with taskkill 1 IoCs
evasion

Processes:

taskkill.exe

pid process

1752 taskkill.exe

pid	process
1692	timeout.exe
1496	timeout.exe

pid	process
1752	taskkill.exe

Modifies system certificate store 2 TTPs 7 IoCs

evasion spyware trojan

Install Root Certificate

T1130

Modify Registry

T1112

Processes:

5.exec42634f75c9b327a17684b55e162ec9a.exec42634f75c9b327a17684b55e162ec9a.exe

description	ioc	process
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
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349	c42634f75c9b327a17684b55e162ec9a.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 0f00000001000000140000003e8e6487f8fd27d322a269a71edaac5d57811286090000000100000034000000303206082b0601050507030106082b0601050507030206082b0601050507030406082b0601050507030306082b0601050507030853000000010000002600000030243022060c2b06010401b231010201050130123010060a2b0601040182373c0101030200c00b00000001000000180000004300b7004f00b7004d00b7004f00b7004400b7004f000000140000000100000014000000a0110a233e96f107ece2af29ef82a57fd030a4b41d00000001000000100000002e0d6875874a44c820912e85e964cfdb030000000100000014000000d1eb23a46d17d68fd92564c2f1f1601764d8e349200000000100000036040000308204323082031aa003020102020101300d06092a864886f70d0101050500307b310b3009060355040613024742311b301906035504080c1247726561746572204d616e636865737465723110300e06035504070c0753616c666f7264311a3018060355040a0c11436f6d6f646f204341204c696d697465643121301f06035504030c18414141204365727469666963617465205365727669636573301e170d3034303130313030303030305a170d3238313233313233353935395a307b310b3009060355040613024742311b301906035504080c1247726561746572204d616e636865737465723110300e06035504070c0753616c666f7264311a3018060355040a0c11436f6d6f646f204341204c696d697465643121301f06035504030c1841414120436572746966696361746520536572766963657330820122300d06092a864886f70d01010105000382010f003082010a0282010100be409df46ee1ea76871c4d45448ebe46c883069dc12afe181f8ee402faf3ab5d508a16310b9a06d0c57022cd492d5463ccb66e68460b53eacb4c24c0bc724eeaf115aef4549a120ac37ab23360e2da8955f32258f3dedccfef8386a28c944f9f68f29890468427c776bfe3cc352c8b5e07646582c048b0a891f9619f762050a891c766b5eb78620356f08a1a13ea31a31ea099fd38f6f62732586f07f56bb8fb142bafb7aaccd6635f738cda0599a838a8cb17783651ace99ef4783a8dcf0fd942e2980cab2f9f0e01deef9f9949f12ddfac744d1b98b547c5e529d1f99018c7629cbe83c7267b3e8a25c7c0dd9de6356810209d8fd8ded2c3849c0d5ee82fc90203010001a381c03081bd301d0603551d0e04160414a0110a233e96f107ece2af29ef82a57fd030a4b4300e0603551d0f0101ff040403020106300f0603551d130101ff040530030101ff307b0603551d1f047430723038a036a0348632687474703a2f2f63726c2e636f6d6f646f63612e636f6d2f414141436572746966696361746553657276696365732e63726c3036a034a0328630687474703a2f2f63726c2e636f6d6f646f2e6e65742f414141436572746966696361746553657276696365732e63726c300d06092a864886f70d010105050003820101000856fc02f09be8ffa4fad67bc64480ce4fc4c5f60058cca6b6bc1449680476e8e6ee5dec020f60d68d50184f264e01e3e6b0a5eebfbc745441bffdfc12b8c74f5af48960057f60b7054af3f6f1c2bfc4b97486b62d7d6bccd2f346dd2fc6e06ac3c334032c7d96dd5ac20ea70a99c1058bab0c2ff35c3acf6c37550987de53406c58effcb6ab656e04f61bdc3ce05a15c69ed9f15948302165036cece92173ec9b03a1e037ada015188ffaba02cea72ca910132cd4e50826ab229760f8905e74d4a29a53bdf2a968e0a26ec2d76cb1a30f9ebfeb68e756f2aef2e32b383a0981b56b85d7be2ded3f1ab7b263e2f5622c82d46a004150f139839f95e93696986e	c42634f75c9b327a17684b55e162ec9a.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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	c42634f75c9b327a17684b55e162ec9a.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349	c42634f75c9b327a17684b55e162ec9a.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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	c42634f75c9b327a17684b55e162ec9a.exe

Suspicious behavior: EnumeratesProcesses 8 IoCs

Processes:

c42634f75c9b327a17684b55e162ec9a.exec42634f75c9b327a17684b55e162ec9a.exe5.exe

pid	process
1932	c42634f75c9b327a17684b55e162ec9a.exe
1932	c42634f75c9b327a17684b55e162ec9a.exe
924	c42634f75c9b327a17684b55e162ec9a.exe
924	c42634f75c9b327a17684b55e162ec9a.exe
572	5.exe
572	5.exe
572	5.exe
572	5.exe

Suspicious use of AdjustPrivilegeToken 3 IoCs

Processes:

updatewin.exetaskkill.exe

description pid process

Token: SeRestorePrivilege 872 updatewin.exe
Token: SeBackupPrivilege 872 updatewin.exe
Token: SeDebugPrivilege 1752 taskkill.exe

description	pid	process
Token: SeRestorePrivilege	872	updatewin.exe
Token: SeBackupPrivilege	872	updatewin.exe
Token: SeDebugPrivilege	1752	taskkill.exe

Suspicious use of WriteProcessMemory 45 IoCs

Processes:

c42634f75c9b327a17684b55e162ec9a.exec42634f75c9b327a17684b55e162ec9a.exeupdatewin.execmd.exe5.execmd.exe

description	pid	process	target process
PID 1932 wrote to memory of 576	1932	c42634f75c9b327a17684b55e162ec9a.exe	icacls.exe
PID 1932 wrote to memory of 576	1932	c42634f75c9b327a17684b55e162ec9a.exe	icacls.exe
PID 1932 wrote to memory of 576	1932	c42634f75c9b327a17684b55e162ec9a.exe	icacls.exe
PID 1932 wrote to memory of 576	1932	c42634f75c9b327a17684b55e162ec9a.exe	icacls.exe
PID 1932 wrote to memory of 924	1932	c42634f75c9b327a17684b55e162ec9a.exe	c42634f75c9b327a17684b55e162ec9a.exe
PID 1932 wrote to memory of 924	1932	c42634f75c9b327a17684b55e162ec9a.exe	c42634f75c9b327a17684b55e162ec9a.exe
PID 1932 wrote to memory of 924	1932	c42634f75c9b327a17684b55e162ec9a.exe	c42634f75c9b327a17684b55e162ec9a.exe
PID 1932 wrote to memory of 924	1932	c42634f75c9b327a17684b55e162ec9a.exe	c42634f75c9b327a17684b55e162ec9a.exe
PID 924 wrote to memory of 872	924	c42634f75c9b327a17684b55e162ec9a.exe	updatewin.exe
PID 924 wrote to memory of 872	924	c42634f75c9b327a17684b55e162ec9a.exe	updatewin.exe
PID 924 wrote to memory of 872	924	c42634f75c9b327a17684b55e162ec9a.exe	updatewin.exe
PID 924 wrote to memory of 872	924	c42634f75c9b327a17684b55e162ec9a.exe	updatewin.exe
PID 924 wrote to memory of 872	924	c42634f75c9b327a17684b55e162ec9a.exe	updatewin.exe
PID 924 wrote to memory of 872	924	c42634f75c9b327a17684b55e162ec9a.exe	updatewin.exe
PID 924 wrote to memory of 872	924	c42634f75c9b327a17684b55e162ec9a.exe	updatewin.exe
PID 924 wrote to memory of 572	924	c42634f75c9b327a17684b55e162ec9a.exe	5.exe
PID 924 wrote to memory of 572	924	c42634f75c9b327a17684b55e162ec9a.exe	5.exe
PID 924 wrote to memory of 572	924	c42634f75c9b327a17684b55e162ec9a.exe	5.exe
PID 924 wrote to memory of 572	924	c42634f75c9b327a17684b55e162ec9a.exe	5.exe
PID 872 wrote to memory of 776	872	updatewin.exe	cmd.exe
PID 872 wrote to memory of 776	872	updatewin.exe	cmd.exe
PID 872 wrote to memory of 776	872	updatewin.exe	cmd.exe
PID 872 wrote to memory of 776	872	updatewin.exe	cmd.exe
PID 872 wrote to memory of 776	872	updatewin.exe	cmd.exe
PID 872 wrote to memory of 776	872	updatewin.exe	cmd.exe
PID 872 wrote to memory of 776	872	updatewin.exe	cmd.exe
PID 776 wrote to memory of 1692	776	cmd.exe	timeout.exe
PID 776 wrote to memory of 1692	776	cmd.exe	timeout.exe
PID 776 wrote to memory of 1692	776	cmd.exe	timeout.exe
PID 776 wrote to memory of 1692	776	cmd.exe	timeout.exe
PID 776 wrote to memory of 1692	776	cmd.exe	timeout.exe
PID 776 wrote to memory of 1692	776	cmd.exe	timeout.exe
PID 776 wrote to memory of 1692	776	cmd.exe	timeout.exe
PID 572 wrote to memory of 652	572	5.exe	cmd.exe
PID 572 wrote to memory of 652	572	5.exe	cmd.exe
PID 572 wrote to memory of 652	572	5.exe	cmd.exe
PID 572 wrote to memory of 652	572	5.exe	cmd.exe
PID 652 wrote to memory of 1752	652	cmd.exe	taskkill.exe
PID 652 wrote to memory of 1752	652	cmd.exe	taskkill.exe
PID 652 wrote to memory of 1752	652	cmd.exe	taskkill.exe
PID 652 wrote to memory of 1752	652	cmd.exe	taskkill.exe
PID 652 wrote to memory of 1496	652	cmd.exe	timeout.exe
PID 652 wrote to memory of 1496	652	cmd.exe	timeout.exe
PID 652 wrote to memory of 1496	652	cmd.exe	timeout.exe
PID 652 wrote to memory of 1496	652	cmd.exe	timeout.exe

C:\Users\Admin\AppData\Local\Temp\c42634f75c9b327a17684b55e162ec9a.exe
"C:\Users\Admin\AppData\Local\Temp\c42634f75c9b327a17684b55e162ec9a.exe"
1⤵
- Adds Run key to start application
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1932

C:\Windows\SysWOW64\icacls.exe
icacls "C:\Users\Admin\AppData\Local\4f6f4b62-c91b-40d2-ae24-2b463f97bc00" /deny *S-1-1-0:(OI)(CI)(DE,DC)
2⤵
- Modifies file permissions
PID:576

C:\Users\Admin\AppData\Local\Temp\c42634f75c9b327a17684b55e162ec9a.exe
"C:\Users\Admin\AppData\Local\Temp\c42634f75c9b327a17684b55e162ec9a.exe" --Admin IsNotAutoStart IsNotTask
2⤵
- Loads dropped DLL
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:924

C:\Users\Admin\AppData\Local\55356e90-8624-493a-b5e2-a814a4db25d3\updatewin.exe
"C:\Users\Admin\AppData\Local\55356e90-8624-493a-b5e2-a814a4db25d3\updatewin.exe"
3⤵
- Executes dropped EXE
- Loads dropped DLL
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:872

C:\Windows\SysWOW64\cmd.exe
/c timeout /t 3 & del /f /q C:\Users\Admin\AppData\Local\55356e90-8624-493a-b5e2-a814a4db25d3\updatewin.exe
4⤵
- Suspicious use of WriteProcessMemory
PID:776

C:\Windows\SysWOW64\timeout.exe
timeout /t 3
5⤵
- Delays execution with timeout.exe
PID:1692

C:\Users\Admin\AppData\Local\55356e90-8624-493a-b5e2-a814a4db25d3\5.exe
"C:\Users\Admin\AppData\Local\55356e90-8624-493a-b5e2-a814a4db25d3\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:572

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\55356e90-8624-493a-b5e2-a814a4db25d3\5.exe" & del C:\ProgramData\*.dll & exit
4⤵
- Suspicious use of WriteProcessMemory
PID:652

C:\Windows\SysWOW64\taskkill.exe
taskkill /im 5.exe /f
5⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:1752

C:\Windows\SysWOW64\timeout.exe
timeout /t 6
5⤵
- Delays execution with timeout.exe
PID:1496

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
f73d46ba9c9045633cac5ebf1442b931

SHA1
f1e81e9eaf322ffb8a25fc428231e486fa1028fe

SHA256
baddcff6da313cce5bd9590c7de0ef99f69e7d64840e2af33353b866d772bc91

SHA512
ed3bf10ecde1162ccce8f243c65f24b621184ef52efd6288a95fd9ff889c0d2407af127305f3f1c12d6bd591966f811cbee32bc2e3fe7d9e607e81dd987e6462

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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
7d98a1a29082095fcf0be14aded739bf

SHA1
d2ef5678db6ab6573ec7275aae4af9ab3d8ddd3c

SHA256
2f6cb738db05f4049507fcf434120dfcbb9d84cdd0494ff9008941977659b100

SHA512
d2da9c1531595074825665d74acd90f04a3b0cc69827ad988408490beb739588a2b92a0926a4fcd975c8787406153b89444d54fc13f354040867804aeb454a1f

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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\07CEF2F654E3ED6050FFC9B6EB844250_3431D4C539FB2CFCB781821E9902850D
MD5
ede834c5005585d75dcba3352e9151ce

SHA1
969238eec39013c0f574a7b1daaa005065c63545

SHA256
832834e82fab3fcdb8f7d5732e7430997eee3a3f04a6881e36c06033fe1f6668

SHA512
3cd6e2c1afb0058e484605cd0d35c3a6376454ca87ef05da290323882dd394841e56dbe542722d6c8e8bc57df97838c2a60ea7613599b4bf9588429e60549a25

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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
MD5
e55942a9145c80a9ec2c0f75ca420149

SHA1
2a192acaf0b7a2a48f035867ea7cffbf58f96a54

SHA256
0f040af77e6b340292544247c767df1b28fd012407b7b7c077412e7ef4e23b8b

SHA512
790a92bc8e59cfb3180ec322fe7ba1673878dbba4fc4a8caf59235f406839fb391cd7f31168ff5b6e1d2ff667990064550ef06af58d13654b472737c88e68ac7

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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\B2FAF7692FD9FFBD64EDE317E42334BA_D7393C8F62BDE4D4CB606228BC7A711E
MD5
73da13788b99b547429931b0264aa399

SHA1
1e29c5fd8e31bd6d962b0772d39f75af21dab0af

SHA256
799419d7e96cfe4f6e88ea4169383a0f2930d189497f8630dd1c9a41e1c0e65e

SHA512
869a9d9b1c827b55c156f4dadfefed33d02c656b67d5ec52a6bfb4f84731197d4814ea7379539b22a53ee5e708dac4d5fca43261aca978e1cc70d2a792aab471

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C:\Users\Admin\AppData\Local\4f6f4b62-c91b-40d2-ae24-2b463f97bc00\c42634f75c9b327a17684b55e162ec9a.exe
MD5
c42634f75c9b327a17684b55e162ec9a

SHA1
c21f18b46532fa32d45b671b7e804404cff23976

SHA256
2ae59af40109d186eb8999211e8ad933d2fffec609a2bdbd87a8aa4e9654a111

SHA512
7590c1a35add4ad87b3e73a2140efecdbf405c6fb0888d23b9e5288786c037dc458ac53c1ce9b91146807393ea64c2084d56b38e797c9b19fd63b772f45d4f08

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C:\Users\Admin\AppData\Local\55356e90-8624-493a-b5e2-a814a4db25d3\5.exe
MD5
212b12e2686111514455c97b689c8457

SHA1
2c39181e491ccea8f3eb1020b698bfaf57b31c15

SHA256
a8fe17654d8f2a952fee93bd6e78864ee4a2e766c92e6ba7dda2b0117e1ef97a

SHA512
cec5e902dce2dd4d70eef4ca835efa2704e49c434dd81e2b99100df76b1b095110e11b54ad5d2036d60f5378bf5fd637c5e0d36b7fcd3c0cd9cd77bc34c95346

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C:\Users\Admin\AppData\Local\55356e90-8624-493a-b5e2-a814a4db25d3\5.exe
MD5
212b12e2686111514455c97b689c8457

SHA1
2c39181e491ccea8f3eb1020b698bfaf57b31c15

SHA256
a8fe17654d8f2a952fee93bd6e78864ee4a2e766c92e6ba7dda2b0117e1ef97a

SHA512
cec5e902dce2dd4d70eef4ca835efa2704e49c434dd81e2b99100df76b1b095110e11b54ad5d2036d60f5378bf5fd637c5e0d36b7fcd3c0cd9cd77bc34c95346

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C:\Users\Admin\AppData\Local\55356e90-8624-493a-b5e2-a814a4db25d3\updatewin.exe
MD5
9010fa92cc83afe00fab38703e6ffa77

SHA1
4d603ec27d02d84a65d1555c2df0896d7675fafc

SHA256
38e6f4d8f53e8a38950594d9588cb00218bf46113c51b5241771181a521b9c75

SHA512
a39ea249da189fedd5f8d1c13d03693626c70ba08c69c4ec76396d3475c5480e98c8dba1da0b74089252d8d781fc050e4eed9346b648ccbb42e22cf6d15399e8

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C:\Users\Admin\AppData\Local\55356e90-8624-493a-b5e2-a814a4db25d3\updatewin.exe
MD5
9010fa92cc83afe00fab38703e6ffa77

SHA1
4d603ec27d02d84a65d1555c2df0896d7675fafc

SHA256
38e6f4d8f53e8a38950594d9588cb00218bf46113c51b5241771181a521b9c75

SHA512
a39ea249da189fedd5f8d1c13d03693626c70ba08c69c4ec76396d3475c5480e98c8dba1da0b74089252d8d781fc050e4eed9346b648ccbb42e22cf6d15399e8

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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\55356e90-8624-493a-b5e2-a814a4db25d3\5.exe
MD5
212b12e2686111514455c97b689c8457

SHA1
2c39181e491ccea8f3eb1020b698bfaf57b31c15

SHA256
a8fe17654d8f2a952fee93bd6e78864ee4a2e766c92e6ba7dda2b0117e1ef97a

SHA512
cec5e902dce2dd4d70eef4ca835efa2704e49c434dd81e2b99100df76b1b095110e11b54ad5d2036d60f5378bf5fd637c5e0d36b7fcd3c0cd9cd77bc34c95346

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\Users\Admin\AppData\Local\55356e90-8624-493a-b5e2-a814a4db25d3\5.exe
MD5
212b12e2686111514455c97b689c8457

SHA1
2c39181e491ccea8f3eb1020b698bfaf57b31c15

SHA256
a8fe17654d8f2a952fee93bd6e78864ee4a2e766c92e6ba7dda2b0117e1ef97a

SHA512
cec5e902dce2dd4d70eef4ca835efa2704e49c434dd81e2b99100df76b1b095110e11b54ad5d2036d60f5378bf5fd637c5e0d36b7fcd3c0cd9cd77bc34c95346

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\Users\Admin\AppData\Local\55356e90-8624-493a-b5e2-a814a4db25d3\updatewin.exe
MD5
9010fa92cc83afe00fab38703e6ffa77

SHA1
4d603ec27d02d84a65d1555c2df0896d7675fafc

SHA256
38e6f4d8f53e8a38950594d9588cb00218bf46113c51b5241771181a521b9c75

SHA512
a39ea249da189fedd5f8d1c13d03693626c70ba08c69c4ec76396d3475c5480e98c8dba1da0b74089252d8d781fc050e4eed9346b648ccbb42e22cf6d15399e8

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\Users\Admin\AppData\Local\55356e90-8624-493a-b5e2-a814a4db25d3\updatewin.exe
MD5
9010fa92cc83afe00fab38703e6ffa77

SHA1
4d603ec27d02d84a65d1555c2df0896d7675fafc

SHA256
38e6f4d8f53e8a38950594d9588cb00218bf46113c51b5241771181a521b9c75

SHA512
a39ea249da189fedd5f8d1c13d03693626c70ba08c69c4ec76396d3475c5480e98c8dba1da0b74089252d8d781fc050e4eed9346b648ccbb42e22cf6d15399e8

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\Users\Admin\AppData\Local\55356e90-8624-493a-b5e2-a814a4db25d3\updatewin.exe
MD5
9010fa92cc83afe00fab38703e6ffa77

SHA1
4d603ec27d02d84a65d1555c2df0896d7675fafc

SHA256
38e6f4d8f53e8a38950594d9588cb00218bf46113c51b5241771181a521b9c75

SHA512
a39ea249da189fedd5f8d1c13d03693626c70ba08c69c4ec76396d3475c5480e98c8dba1da0b74089252d8d781fc050e4eed9346b648ccbb42e22cf6d15399e8

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\Users\Admin\AppData\Local\55356e90-8624-493a-b5e2-a814a4db25d3\updatewin.exe
MD5
9010fa92cc83afe00fab38703e6ffa77

SHA1
4d603ec27d02d84a65d1555c2df0896d7675fafc

SHA256
38e6f4d8f53e8a38950594d9588cb00218bf46113c51b5241771181a521b9c75

SHA512
a39ea249da189fedd5f8d1c13d03693626c70ba08c69c4ec76396d3475c5480e98c8dba1da0b74089252d8d781fc050e4eed9346b648ccbb42e22cf6d15399e8

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memory/572-40-0x0000000000400000-0x0000000000499000-memory.dmp

Filesize
612KB

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memory/572-31-0x0000000000000000-mapping.dmp

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memory/572-37-0x0000000002F70000-0x0000000002F81000-memory.dmp

Filesize
68KB

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memory/572-39-0x0000000002C60000-0x0000000002CF6000-memory.dmp

Filesize
600KB

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memory/576-7-0x0000000000000000-mapping.dmp

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memory/652-45-0x0000000000000000-mapping.dmp

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memory/776-33-0x0000000000000000-mapping.dmp

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memory/800-6-0x000007FEF5BC0000-0x000007FEF5E3A000-memory.dmp

Filesize
2.5MB

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memory/872-22-0x0000000000000000-mapping.dmp

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memory/924-9-0x0000000000000000-mapping.dmp

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memory/924-11-0x0000000002170000-0x0000000002181000-memory.dmp

Filesize
68KB

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memory/924-20-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

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memory/1496-47-0x0000000000000000-mapping.dmp

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memory/1692-35-0x0000000000000000-mapping.dmp

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memory/1752-46-0x0000000000000000-mapping.dmp

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memory/1932-2-0x0000000002250000-0x0000000002261000-memory.dmp

Filesize
68KB

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memory/1932-5-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

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memory/1932-4-0x00000000008B0000-0x00000000009CA000-memory.dmp

Filesize
1.1MB

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memory/1932-3-0x00000000750C1000-0x00000000750C3000-memory.dmp

Filesize
8KB

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