djvu | 763893c6614beb84b807a93202e830f969ad085bee0b4c3da6d6881fed050d29

Analysis

max time kernel
85s
max time network
129s
platform
windows10_x64
resource
win10-en-20211104
submitted
26-11-2021 19:08

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General

Target

763893c6614beb84b807a93202e830f969ad085bee0b4c3da6d6881fed050d29.exe
Size

706KB
MD5

4851a2bee949b15a72c05127a4d75176
SHA1

10baf654374e12d6f6a6c59ac13115ea2309022a
SHA256

763893c6614beb84b807a93202e830f969ad085bee0b4c3da6d6881fed050d29
SHA512

3d00b17997681eaa1061977d103ab0ca6526ca1f006165701f0ddc9d2ccb22512ba690d37f858831ac055bbf4c228247b45c55e9dae1f682b7340a191477e217

Score

10^/10

djvu vidar 517 discovery persistence ransomware spyware stealer

Malware Config

Extracted

Family

djvu

http://tzgl.org/fhsgtsspen6/get.php

Attributes

extension
.rigj
offline_id
Z5GGASEfY71jtxU3i3E8kzvrTJmY9oiZkjcSm0t1
payload_url
http://kotob.top/dl/build2.exe

http://tzgl.org/files/1/build3.exe
ransomnote
ATTENTION! Don't worry, you can return all your files! All your files like pictures, databases, documents and other important are encrypted with strongest encryption and unique key. The only method of recovering files is to purchase decrypt tool and unique key for you. This software will decrypt all your encrypted files. What guarantees you have? You can send one of your encrypted file from your PC and we decrypt it for free. But we can decrypt only 1 file for free. File must not contain valuable information. You can get and look video overview decrypt tool: https://we.tl/t-Tjb0YqckGX Price of private key and decrypt software is $980. Discount 50% available if you contact us first 72 hours, that's price for you is $490. Please note that you'll never restore your data without payment. Check your e-mail "Spam" or "Junk" folder if you don't get answer more than 6 hours. To get this software you need write on our e-mail: [email protected] Reserve e-mail address to contact us: [email protected] Your personal ID: 0353gSd743d

rsa_pubkey.plain

Extracted

Family

vidar

Version

48.7

Botnet

517

https://mstdn.social/@anapa

https://mastodon.social/@mniami

Attributes

profile_id
517

Signatures

Detected Djvu ransomware 6 IoCs

Processes:

resource	yara_rule
behavioral1/memory/3992-119-0x0000000000424141-mapping.dmp	family_djvu
behavioral1/memory/3992-118-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/2904-121-0x00000000023C0000-0x00000000024DB000-memory.dmp	family_djvu
behavioral1/memory/3992-122-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/1336-127-0x0000000000424141-mapping.dmp	family_djvu
behavioral1/memory/1336-132-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu

Djvu Ransomware
Ransomware which is a variant of the STOP family.
ransomware djvu
Vidar
Vidar is an infostealer based on Arkei stealer.
stealer vidar

Vidar Stealer 4 IoCs

stealer

Processes:

resource	yara_rule
behavioral1/memory/344-138-0x00000000004A140D-mapping.dmp	family_vidar
behavioral1/memory/344-137-0x0000000000400000-0x00000000004D8000-memory.dmp	family_vidar
behavioral1/memory/3580-140-0x0000000004820000-0x00000000048F5000-memory.dmp	family_vidar
behavioral1/memory/344-141-0x0000000000400000-0x00000000004D8000-memory.dmp	family_vidar

Downloads MZ/PE file
Executes dropped EXE 2 IoCs

Processes:

build2.exebuild2.exe

pid process

3580 build2.exe
344 build2.exe
Loads dropped DLL 2 IoCs

Processes:

build2.exe

pid process

344 build2.exe
344 build2.exe
Modifies file permissions 1 TTPs 1 IoCs
discovery

File and Directory Permissions Modification
T1222

Processes:

icacls.exe

pid process

2640 icacls.exe
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
3580	build2.exe
344	build2.exe

pid	process
344	build2.exe
344	build2.exe

pid	process
2640	icacls.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

763893c6614beb84b807a93202e830f969ad085bee0b4c3da6d6881fed050d29.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1042495040-510797905-2613508344-1000\Software\Microsoft\Windows\CurrentVersion\Run\SysHelper = "\"C:\\Users\\Admin\\AppData\\Local\\29954772-d61e-4efe-aeaf-e096b4e026dd\\763893c6614beb84b807a93202e830f969ad085bee0b4c3da6d6881fed050d29.exe\" --AutoStart"	763893c6614beb84b807a93202e830f969ad085bee0b4c3da6d6881fed050d29.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

10 api.2ip.ua
11 api.2ip.ua
16 api.2ip.ua

flow	ioc
10	api.2ip.ua
11	api.2ip.ua
16	api.2ip.ua

Suspicious use of SetThreadContext 3 IoCs

Processes:

763893c6614beb84b807a93202e830f969ad085bee0b4c3da6d6881fed050d29.exe763893c6614beb84b807a93202e830f969ad085bee0b4c3da6d6881fed050d29.exebuild2.exe

description	pid	process	target process
PID 2904 set thread context of 3992	2904	763893c6614beb84b807a93202e830f969ad085bee0b4c3da6d6881fed050d29.exe	763893c6614beb84b807a93202e830f969ad085bee0b4c3da6d6881fed050d29.exe
PID 2608 set thread context of 1336	2608	763893c6614beb84b807a93202e830f969ad085bee0b4c3da6d6881fed050d29.exe	763893c6614beb84b807a93202e830f969ad085bee0b4c3da6d6881fed050d29.exe
PID 3580 set thread context of 344	3580	build2.exe	build2.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

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:

build2.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	build2.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	build2.exe

Delays execution with timeout.exe 1 IoCs
evasion

Processes:

timeout.exe

pid process

2324 timeout.exe
Kills process with taskkill 1 IoCs
evasion

Processes:

taskkill.exe

pid process

3116 taskkill.exe

pid	process
2324	timeout.exe

pid	process
3116	taskkill.exe

Modifies system certificate store 2 TTPs 2 IoCs

evasion spyware trojan

Install Root Certificate

T1130

Modify Registry

T1112

Processes:

763893c6614beb84b807a93202e830f969ad085bee0b4c3da6d6881fed050d29.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349	763893c6614beb84b807a93202e830f969ad085bee0b4c3da6d6881fed050d29.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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	763893c6614beb84b807a93202e830f969ad085bee0b4c3da6d6881fed050d29.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

Processes:

763893c6614beb84b807a93202e830f969ad085bee0b4c3da6d6881fed050d29.exe763893c6614beb84b807a93202e830f969ad085bee0b4c3da6d6881fed050d29.exebuild2.exe

pid	process
3992	763893c6614beb84b807a93202e830f969ad085bee0b4c3da6d6881fed050d29.exe
3992	763893c6614beb84b807a93202e830f969ad085bee0b4c3da6d6881fed050d29.exe
1336	763893c6614beb84b807a93202e830f969ad085bee0b4c3da6d6881fed050d29.exe
1336	763893c6614beb84b807a93202e830f969ad085bee0b4c3da6d6881fed050d29.exe
344	build2.exe
344	build2.exe
344	build2.exe
344	build2.exe
344	build2.exe
344	build2.exe
344	build2.exe
344	build2.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

taskkill.exe

description pid process

Token: SeDebugPrivilege 3116 taskkill.exe

description	pid	process
Token: SeDebugPrivilege	3116	taskkill.exe

Suspicious use of WriteProcessMemory 46 IoCs

Processes:

763893c6614beb84b807a93202e830f969ad085bee0b4c3da6d6881fed050d29.exe763893c6614beb84b807a93202e830f969ad085bee0b4c3da6d6881fed050d29.exe763893c6614beb84b807a93202e830f969ad085bee0b4c3da6d6881fed050d29.exe763893c6614beb84b807a93202e830f969ad085bee0b4c3da6d6881fed050d29.exebuild2.exebuild2.execmd.exe

description	pid	process	target process
PID 2904 wrote to memory of 3992	2904	763893c6614beb84b807a93202e830f969ad085bee0b4c3da6d6881fed050d29.exe	763893c6614beb84b807a93202e830f969ad085bee0b4c3da6d6881fed050d29.exe
PID 2904 wrote to memory of 3992	2904	763893c6614beb84b807a93202e830f969ad085bee0b4c3da6d6881fed050d29.exe	763893c6614beb84b807a93202e830f969ad085bee0b4c3da6d6881fed050d29.exe
PID 2904 wrote to memory of 3992	2904	763893c6614beb84b807a93202e830f969ad085bee0b4c3da6d6881fed050d29.exe	763893c6614beb84b807a93202e830f969ad085bee0b4c3da6d6881fed050d29.exe
PID 2904 wrote to memory of 3992	2904	763893c6614beb84b807a93202e830f969ad085bee0b4c3da6d6881fed050d29.exe	763893c6614beb84b807a93202e830f969ad085bee0b4c3da6d6881fed050d29.exe
PID 2904 wrote to memory of 3992	2904	763893c6614beb84b807a93202e830f969ad085bee0b4c3da6d6881fed050d29.exe	763893c6614beb84b807a93202e830f969ad085bee0b4c3da6d6881fed050d29.exe
PID 2904 wrote to memory of 3992	2904	763893c6614beb84b807a93202e830f969ad085bee0b4c3da6d6881fed050d29.exe	763893c6614beb84b807a93202e830f969ad085bee0b4c3da6d6881fed050d29.exe
PID 2904 wrote to memory of 3992	2904	763893c6614beb84b807a93202e830f969ad085bee0b4c3da6d6881fed050d29.exe	763893c6614beb84b807a93202e830f969ad085bee0b4c3da6d6881fed050d29.exe
PID 2904 wrote to memory of 3992	2904	763893c6614beb84b807a93202e830f969ad085bee0b4c3da6d6881fed050d29.exe	763893c6614beb84b807a93202e830f969ad085bee0b4c3da6d6881fed050d29.exe
PID 2904 wrote to memory of 3992	2904	763893c6614beb84b807a93202e830f969ad085bee0b4c3da6d6881fed050d29.exe	763893c6614beb84b807a93202e830f969ad085bee0b4c3da6d6881fed050d29.exe
PID 2904 wrote to memory of 3992	2904	763893c6614beb84b807a93202e830f969ad085bee0b4c3da6d6881fed050d29.exe	763893c6614beb84b807a93202e830f969ad085bee0b4c3da6d6881fed050d29.exe
PID 3992 wrote to memory of 2640	3992	763893c6614beb84b807a93202e830f969ad085bee0b4c3da6d6881fed050d29.exe	icacls.exe
PID 3992 wrote to memory of 2640	3992	763893c6614beb84b807a93202e830f969ad085bee0b4c3da6d6881fed050d29.exe	icacls.exe
PID 3992 wrote to memory of 2640	3992	763893c6614beb84b807a93202e830f969ad085bee0b4c3da6d6881fed050d29.exe	icacls.exe
PID 3992 wrote to memory of 2608	3992	763893c6614beb84b807a93202e830f969ad085bee0b4c3da6d6881fed050d29.exe	763893c6614beb84b807a93202e830f969ad085bee0b4c3da6d6881fed050d29.exe
PID 3992 wrote to memory of 2608	3992	763893c6614beb84b807a93202e830f969ad085bee0b4c3da6d6881fed050d29.exe	763893c6614beb84b807a93202e830f969ad085bee0b4c3da6d6881fed050d29.exe
PID 3992 wrote to memory of 2608	3992	763893c6614beb84b807a93202e830f969ad085bee0b4c3da6d6881fed050d29.exe	763893c6614beb84b807a93202e830f969ad085bee0b4c3da6d6881fed050d29.exe
PID 2608 wrote to memory of 1336	2608	763893c6614beb84b807a93202e830f969ad085bee0b4c3da6d6881fed050d29.exe	763893c6614beb84b807a93202e830f969ad085bee0b4c3da6d6881fed050d29.exe
PID 2608 wrote to memory of 1336	2608	763893c6614beb84b807a93202e830f969ad085bee0b4c3da6d6881fed050d29.exe	763893c6614beb84b807a93202e830f969ad085bee0b4c3da6d6881fed050d29.exe
PID 2608 wrote to memory of 1336	2608	763893c6614beb84b807a93202e830f969ad085bee0b4c3da6d6881fed050d29.exe	763893c6614beb84b807a93202e830f969ad085bee0b4c3da6d6881fed050d29.exe
PID 2608 wrote to memory of 1336	2608	763893c6614beb84b807a93202e830f969ad085bee0b4c3da6d6881fed050d29.exe	763893c6614beb84b807a93202e830f969ad085bee0b4c3da6d6881fed050d29.exe
PID 2608 wrote to memory of 1336	2608	763893c6614beb84b807a93202e830f969ad085bee0b4c3da6d6881fed050d29.exe	763893c6614beb84b807a93202e830f969ad085bee0b4c3da6d6881fed050d29.exe
PID 2608 wrote to memory of 1336	2608	763893c6614beb84b807a93202e830f969ad085bee0b4c3da6d6881fed050d29.exe	763893c6614beb84b807a93202e830f969ad085bee0b4c3da6d6881fed050d29.exe
PID 2608 wrote to memory of 1336	2608	763893c6614beb84b807a93202e830f969ad085bee0b4c3da6d6881fed050d29.exe	763893c6614beb84b807a93202e830f969ad085bee0b4c3da6d6881fed050d29.exe
PID 2608 wrote to memory of 1336	2608	763893c6614beb84b807a93202e830f969ad085bee0b4c3da6d6881fed050d29.exe	763893c6614beb84b807a93202e830f969ad085bee0b4c3da6d6881fed050d29.exe
PID 2608 wrote to memory of 1336	2608	763893c6614beb84b807a93202e830f969ad085bee0b4c3da6d6881fed050d29.exe	763893c6614beb84b807a93202e830f969ad085bee0b4c3da6d6881fed050d29.exe
PID 2608 wrote to memory of 1336	2608	763893c6614beb84b807a93202e830f969ad085bee0b4c3da6d6881fed050d29.exe	763893c6614beb84b807a93202e830f969ad085bee0b4c3da6d6881fed050d29.exe
PID 1336 wrote to memory of 3580	1336	763893c6614beb84b807a93202e830f969ad085bee0b4c3da6d6881fed050d29.exe	build2.exe
PID 1336 wrote to memory of 3580	1336	763893c6614beb84b807a93202e830f969ad085bee0b4c3da6d6881fed050d29.exe	build2.exe
PID 1336 wrote to memory of 3580	1336	763893c6614beb84b807a93202e830f969ad085bee0b4c3da6d6881fed050d29.exe	build2.exe
PID 3580 wrote to memory of 344	3580	build2.exe	build2.exe
PID 3580 wrote to memory of 344	3580	build2.exe	build2.exe
PID 3580 wrote to memory of 344	3580	build2.exe	build2.exe
PID 3580 wrote to memory of 344	3580	build2.exe	build2.exe
PID 3580 wrote to memory of 344	3580	build2.exe	build2.exe
PID 3580 wrote to memory of 344	3580	build2.exe	build2.exe
PID 3580 wrote to memory of 344	3580	build2.exe	build2.exe
PID 3580 wrote to memory of 344	3580	build2.exe	build2.exe
PID 344 wrote to memory of 1692	344	build2.exe	cmd.exe
PID 344 wrote to memory of 1692	344	build2.exe	cmd.exe
PID 344 wrote to memory of 1692	344	build2.exe	cmd.exe
PID 1692 wrote to memory of 3116	1692	cmd.exe	taskkill.exe
PID 1692 wrote to memory of 3116	1692	cmd.exe	taskkill.exe
PID 1692 wrote to memory of 3116	1692	cmd.exe	taskkill.exe
PID 1692 wrote to memory of 2324	1692	cmd.exe	timeout.exe
PID 1692 wrote to memory of 2324	1692	cmd.exe	timeout.exe
PID 1692 wrote to memory of 2324	1692	cmd.exe	timeout.exe

C:\Users\Admin\AppData\Local\Temp\763893c6614beb84b807a93202e830f969ad085bee0b4c3da6d6881fed050d29.exe
"C:\Users\Admin\AppData\Local\Temp\763893c6614beb84b807a93202e830f969ad085bee0b4c3da6d6881fed050d29.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2904
- C:\Users\Admin\AppData\Local\Temp\763893c6614beb84b807a93202e830f969ad085bee0b4c3da6d6881fed050d29.exe
  "C:\Users\Admin\AppData\Local\Temp\763893c6614beb84b807a93202e830f969ad085bee0b4c3da6d6881fed050d29.exe"
  2⤵
  - Adds Run key to start application
  - Modifies system certificate store
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:3992
- - C:\Windows\SysWOW64\icacls.exe
    icacls "C:\Users\Admin\AppData\Local\29954772-d61e-4efe-aeaf-e096b4e026dd" /deny *S-1-1-0:(OI)(CI)(DE,DC)
    3⤵
    - Modifies file permissions
    PID:2640
- - C:\Users\Admin\AppData\Local\Temp\763893c6614beb84b807a93202e830f969ad085bee0b4c3da6d6881fed050d29.exe
    "C:\Users\Admin\AppData\Local\Temp\763893c6614beb84b807a93202e830f969ad085bee0b4c3da6d6881fed050d29.exe" --Admin IsNotAutoStart IsNotTask
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious use of WriteProcessMemory
    PID:2608
  - - C:\Users\Admin\AppData\Local\Temp\763893c6614beb84b807a93202e830f969ad085bee0b4c3da6d6881fed050d29.exe
      "C:\Users\Admin\AppData\Local\Temp\763893c6614beb84b807a93202e830f969ad085bee0b4c3da6d6881fed050d29.exe" --Admin IsNotAutoStart IsNotTask
      4⤵
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of WriteProcessMemory
      PID:1336
    - - C:\Users\Admin\AppData\Local\b2bf152f-19c0-427c-8806-763c4ba4e2d8\build2.exe
        
        "C:\Users\Admin\AppData\Local\b2bf152f-19c0-427c-8806-763c4ba4e2d8\build2.exe"
        5⤵
        Executes dropped EXE
        Suspicious use of SetThreadContext
        Suspicious use of WriteProcessMemory
        
        PID:3580
      - C:\Users\Admin\AppData\Local\b2bf152f-19c0-427c-8806-763c4ba4e2d8\build2.exe
        
        "C:\Users\Admin\AppData\Local\b2bf152f-19c0-427c-8806-763c4ba4e2d8\build2.exe"
        6⤵
        Executes dropped EXE
        Loads dropped DLL
        Checks processor information in registry
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of WriteProcessMemory
        
        PID:344
        
        C:\Windows\SysWOW64\cmd.exe
        
        "C:\Windows\System32\cmd.exe" /c taskkill /im build2.exe /f & timeout /t 6 & del /f /q "C:\Users\Admin\AppData\Local\b2bf152f-19c0-427c-8806-763c4ba4e2d8\build2.exe" & del C:\ProgramData\*.dll & exit
        7⤵
        Suspicious use of WriteProcessMemory
        
        PID:1692
        
        C:\Windows\SysWOW64\taskkill.exe
        
        taskkill /im build2.exe /f
        8⤵
        Kills process with taskkill
        Suspicious use of AdjustPrivilegeToken
        
        PID:3116
        
        C:\Windows\SysWOW64\timeout.exe
        
        timeout /t 6
        8⤵
        Delays execution with timeout.exe
        
        PID:2324

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

File and Directory Permissions Modification

T1222

Install Root Certificate

T1130

Modify Registry

T1112

Credential Access

Credentials in Files

T1081

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

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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
9dc67b11ad67886d83ec9cbf7922f317

SHA1
421eb58463bb0c726479bcc32f548de29991ebeb

SHA256
d2f4acc07d8bf2b562029cc85eec1b52bd37be9f276a927f565610e109308ead

SHA512
ea5995232251a3e161769484f6a49624f656ea94cc2545477daec56c3536736cee0f8554af535ca7a82e5fc687e5ee56c5955b32726b8c2c21d28c538d25b367

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

MD5
bb5b6bfd10c107593232ff1254853e03

SHA1
0a8a2aa6efec37e8b425a91c90f27d9de1b125e9

SHA256
6783b1f10f27824de2708f3eec3d1d0e080ce94457b256afd8f6ce1409e6e8ba

SHA512
48973f31f7fcd5795fdfefb63fb5e6b41a375dc57b57052f632f6a8fecf47ae6ba90fafb0946a28b7b631c40095c1b8ad62cef20ce8a2111af5a750425519bf4

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\07CEF2F654E3ED6050FFC9B6EB844250_3431D4C539FB2CFCB781821E9902850D

MD5
5023b563989f314e769af47a545af996

SHA1
867eb0dea2c1c9b8bc0b8e0e9ce2beac7d0d83ab

SHA256
3fd3713f64be0ae4944a7666eb44e64435f3d7464ef2a7c0cd90782ed5251377

SHA512
82fcbd80528243cebf6ff3bd5b52de931475fd5a41ddff8bc099c6e1e11a556010405cc7d07b8285c63cd1bfb329e090bc8c468dec0ee7a958105e9bbc7ed7e3

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\B2FAF7692FD9FFBD64EDE317E42334BA_D7393C8F62BDE4D4CB606228BC7A711E

MD5
8a2e3c62bcd4c880f7f78bc13336e9c7

SHA1
db7f5ffc6ecdad6bb4352aa6c24fafbdaf194402

SHA256
ba5f05e8805d329895925e08a8329f91cf318d6909c34ff6b08e19a14697bfe5

SHA512
fbdb19794efc83c16b2d8ffb13dbdc1db04a00d231a291a13d49d3a47a40dafa263a393534bf85fd5e36f2cc0f740ccf670472f0f5336152f69495f49d0eb653

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C:\Users\Admin\AppData\Local\29954772-d61e-4efe-aeaf-e096b4e026dd\763893c6614beb84b807a93202e830f969ad085bee0b4c3da6d6881fed050d29.exe

MD5
4851a2bee949b15a72c05127a4d75176

SHA1
10baf654374e12d6f6a6c59ac13115ea2309022a

SHA256
763893c6614beb84b807a93202e830f969ad085bee0b4c3da6d6881fed050d29

SHA512
3d00b17997681eaa1061977d103ab0ca6526ca1f006165701f0ddc9d2ccb22512ba690d37f858831ac055bbf4c228247b45c55e9dae1f682b7340a191477e217

Download Submit
C:\Users\Admin\AppData\Local\b2bf152f-19c0-427c-8806-763c4ba4e2d8\build2.exe

MD5
bc8eaaafd8feb26a72f74dcdb99c7865

SHA1
818aa87338d4df601db15f976b70b016e2e23d06

SHA256
9d4f3c4a7bce15559a9501b2c7d2ecf8f005a1b325dd407dff8054ed0e3e9b17

SHA512
c49c05d3663529b949863cb714d3cbfe7869551e4a6b57dc5281c7ba569fe1c90481a135fb689edf8bd7121b48fd78eb9efe2a0d8960023d161ec0f47f5bfcad

Download Submit
C:\Users\Admin\AppData\Local\b2bf152f-19c0-427c-8806-763c4ba4e2d8\build2.exe

MD5
bc8eaaafd8feb26a72f74dcdb99c7865

SHA1
818aa87338d4df601db15f976b70b016e2e23d06

SHA256
9d4f3c4a7bce15559a9501b2c7d2ecf8f005a1b325dd407dff8054ed0e3e9b17

SHA512
c49c05d3663529b949863cb714d3cbfe7869551e4a6b57dc5281c7ba569fe1c90481a135fb689edf8bd7121b48fd78eb9efe2a0d8960023d161ec0f47f5bfcad

Download Submit
C:\Users\Admin\AppData\Local\b2bf152f-19c0-427c-8806-763c4ba4e2d8\build2.exe

MD5
bc8eaaafd8feb26a72f74dcdb99c7865

SHA1
818aa87338d4df601db15f976b70b016e2e23d06

SHA256
9d4f3c4a7bce15559a9501b2c7d2ecf8f005a1b325dd407dff8054ed0e3e9b17

SHA512
c49c05d3663529b949863cb714d3cbfe7869551e4a6b57dc5281c7ba569fe1c90481a135fb689edf8bd7121b48fd78eb9efe2a0d8960023d161ec0f47f5bfcad

Download Submit
\ProgramData\mozglue.dll

MD5
8f73c08a9660691143661bf7332c3c27

SHA1
37fa65dd737c50fda710fdbde89e51374d0c204a

SHA256
3fe6b1c54b8cf28f571e0c5d6636b4069a8ab00b4f11dd842cfec00691d0c9cd

SHA512
0042ecf9b3571bb5eba2de893e8b2371df18f7c5a589f52ee66e4bfbaa15a5b8b7cc6a155792aaa8988528c27196896d5e82e1751c998bacea0d92395f66ad89

Download Submit
\ProgramData\nss3.dll

MD5
bfac4e3c5908856ba17d41edcd455a51

SHA1
8eec7e888767aa9e4cca8ff246eb2aacb9170428

SHA256
e2935b5b28550d47dc971f456d6961f20d1633b4892998750140e0eaa9ae9d78

SHA512
2565bab776c4d732ffb1f9b415992a4c65b81bcd644a9a1df1333a269e322925fc1df4f76913463296efd7c88ef194c3056de2f1ca1357d7b5fe5ff0da877a66

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memory/344-137-0x0000000000400000-0x00000000004D8000-memory.dmp

Filesize
864KB

Download
memory/344-138-0x00000000004A140D-mapping.dmp

Download
memory/344-141-0x0000000000400000-0x00000000004D8000-memory.dmp

Filesize
864KB

Download
memory/1336-127-0x0000000000424141-mapping.dmp

Download
memory/1336-132-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/1692-144-0x0000000000000000-mapping.dmp

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memory/2324-146-0x0000000000000000-mapping.dmp

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memory/2608-125-0x0000000000000000-mapping.dmp

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memory/2640-123-0x0000000000000000-mapping.dmp

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memory/2904-120-0x0000000002320000-0x00000000023B2000-memory.dmp

Filesize
584KB

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memory/2904-121-0x00000000023C0000-0x00000000024DB000-memory.dmp

Filesize
1.1MB

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memory/3116-145-0x0000000000000000-mapping.dmp

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memory/3580-133-0x0000000000000000-mapping.dmp

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memory/3580-140-0x0000000004820000-0x00000000048F5000-memory.dmp

Filesize
852KB

Download
memory/3580-136-0x0000000002C09000-0x0000000002C85000-memory.dmp

Filesize
496KB

Download
memory/3992-118-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/3992-122-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/3992-119-0x0000000000424141-mapping.dmp

Download