djvu | 9d7a661455ec222d069db0f186a84abb841dd67088273d610937ef1324c8cc32

Analysis

max time kernel
106s
max time network
120s
platform
windows10_x64
resource
win10-en-20211104
submitted
05-12-2021 04:55

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General

Target

9d7a661455ec222d069db0f186a84abb841dd67088273d610937ef1324c8cc32.exe
Size

820KB
MD5

40e3205d1da668b79f614abcdb5477ee
SHA1

a53cc54b8ac61e384abf90f08ab98f09f48056b8
SHA256

9d7a661455ec222d069db0f186a84abb841dd67088273d610937ef1324c8cc32
SHA512

4692a8e92cf40ff41bb071908d69ba9f2ae18df8f89b2a1ff8f8a0a887bb1b9389d6f9e5de50c7bb48d1fe776cb0beb177bf90d0b3de11f5e1e343442345c271

Score

10^/10

djvu vidar 517 discovery persistence ransomware spyware stealer

Malware Config

Extracted

Family

djvu

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

Attributes

extension
.wnlu
offline_id
gYuqQ5GsAaJom08TivUVhlPzZDKd916x4NcXrWt1
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-m8LBBi8x8F 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: 0357Sigrj

rsa_pubkey.plain

Extracted

Family

vidar

Version

48.9

Botnet

517

https://qoto.org/@mniami

https://noc.social/@menaomi

Attributes

profile_id
517

Signatures

Detected Djvu ransomware 6 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2252-120-0x0000000000424141-mapping.dmp	family_djvu
behavioral1/memory/2252-119-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/2412-121-0x0000000002360000-0x000000000247B000-memory.dmp	family_djvu
behavioral1/memory/2252-122-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/2944-128-0x0000000000424141-mapping.dmp	family_djvu
behavioral1/memory/2944-133-0x0000000000400000-0x0000000000537000-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/4020-137-0x0000000000400000-0x00000000004DC000-memory.dmp	family_vidar
behavioral1/memory/4020-138-0x00000000004A51CD-mapping.dmp	family_vidar
behavioral1/memory/596-141-0x00000000048F0000-0x00000000049C9000-memory.dmp	family_vidar
behavioral1/memory/4020-142-0x0000000000400000-0x00000000004DC000-memory.dmp	family_vidar

Downloads MZ/PE file
Executes dropped EXE 2 IoCs

Processes:

build2.exebuild2.exe

pid process

596 build2.exe
4020 build2.exe
Loads dropped DLL 2 IoCs

Processes:

build2.exe

pid process

4020 build2.exe
4020 build2.exe
Modifies file permissions 1 TTPs 1 IoCs
discovery

File and Directory Permissions Modification
T1222

Processes:

icacls.exe

pid process

3736 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
596	build2.exe
4020	build2.exe

pid	process
4020	build2.exe
4020	build2.exe

pid	process
3736	icacls.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

9d7a661455ec222d069db0f186a84abb841dd67088273d610937ef1324c8cc32.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\\c534e665-34b4-4e83-9e0f-977a832f37c7\\9d7a661455ec222d069db0f186a84abb841dd67088273d610937ef1324c8cc32.exe\" --AutoStart"	9d7a661455ec222d069db0f186a84abb841dd67088273d610937ef1324c8cc32.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

8 api.2ip.ua
9 api.2ip.ua
26 api.2ip.ua

flow	ioc
8	api.2ip.ua
9	api.2ip.ua
26	api.2ip.ua

Suspicious use of SetThreadContext 3 IoCs

Processes:

9d7a661455ec222d069db0f186a84abb841dd67088273d610937ef1324c8cc32.exe9d7a661455ec222d069db0f186a84abb841dd67088273d610937ef1324c8cc32.exebuild2.exe

description	pid	process	target process
PID 2412 set thread context of 2252	2412	9d7a661455ec222d069db0f186a84abb841dd67088273d610937ef1324c8cc32.exe	9d7a661455ec222d069db0f186a84abb841dd67088273d610937ef1324c8cc32.exe
PID 952 set thread context of 2944	952	9d7a661455ec222d069db0f186a84abb841dd67088273d610937ef1324c8cc32.exe	9d7a661455ec222d069db0f186a84abb841dd67088273d610937ef1324c8cc32.exe
PID 596 set thread context of 4020	596	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 value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	build2.exe
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	build2.exe

Delays execution with timeout.exe 1 IoCs
evasion

Processes:

timeout.exe

pid process

1248 timeout.exe
Kills process with taskkill 1 IoCs
evasion

Processes:

taskkill.exe

pid process

1380 taskkill.exe

pid	process
1248	timeout.exe

pid	process
1380	taskkill.exe

Modifies system certificate store 2 TTPs 2 IoCs

evasion spyware trojan

Install Root Certificate

T1130

Modify Registry

T1112

Processes:

9d7a661455ec222d069db0f186a84abb841dd67088273d610937ef1324c8cc32.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349	9d7a661455ec222d069db0f186a84abb841dd67088273d610937ef1324c8cc32.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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	9d7a661455ec222d069db0f186a84abb841dd67088273d610937ef1324c8cc32.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

Processes:

9d7a661455ec222d069db0f186a84abb841dd67088273d610937ef1324c8cc32.exe9d7a661455ec222d069db0f186a84abb841dd67088273d610937ef1324c8cc32.exebuild2.exe

pid	process
2252	9d7a661455ec222d069db0f186a84abb841dd67088273d610937ef1324c8cc32.exe
2252	9d7a661455ec222d069db0f186a84abb841dd67088273d610937ef1324c8cc32.exe
2944	9d7a661455ec222d069db0f186a84abb841dd67088273d610937ef1324c8cc32.exe
2944	9d7a661455ec222d069db0f186a84abb841dd67088273d610937ef1324c8cc32.exe
4020	build2.exe
4020	build2.exe
4020	build2.exe
4020	build2.exe
4020	build2.exe
4020	build2.exe
4020	build2.exe
4020	build2.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

taskkill.exe

description pid process

Token: SeDebugPrivilege 1380 taskkill.exe

description	pid	process
Token: SeDebugPrivilege	1380	taskkill.exe

Suspicious use of WriteProcessMemory 46 IoCs

Processes:

9d7a661455ec222d069db0f186a84abb841dd67088273d610937ef1324c8cc32.exe9d7a661455ec222d069db0f186a84abb841dd67088273d610937ef1324c8cc32.exe9d7a661455ec222d069db0f186a84abb841dd67088273d610937ef1324c8cc32.exe9d7a661455ec222d069db0f186a84abb841dd67088273d610937ef1324c8cc32.exebuild2.exebuild2.execmd.exe

description	pid	process	target process
PID 2412 wrote to memory of 2252	2412	9d7a661455ec222d069db0f186a84abb841dd67088273d610937ef1324c8cc32.exe	9d7a661455ec222d069db0f186a84abb841dd67088273d610937ef1324c8cc32.exe
PID 2412 wrote to memory of 2252	2412	9d7a661455ec222d069db0f186a84abb841dd67088273d610937ef1324c8cc32.exe	9d7a661455ec222d069db0f186a84abb841dd67088273d610937ef1324c8cc32.exe
PID 2412 wrote to memory of 2252	2412	9d7a661455ec222d069db0f186a84abb841dd67088273d610937ef1324c8cc32.exe	9d7a661455ec222d069db0f186a84abb841dd67088273d610937ef1324c8cc32.exe
PID 2412 wrote to memory of 2252	2412	9d7a661455ec222d069db0f186a84abb841dd67088273d610937ef1324c8cc32.exe	9d7a661455ec222d069db0f186a84abb841dd67088273d610937ef1324c8cc32.exe
PID 2412 wrote to memory of 2252	2412	9d7a661455ec222d069db0f186a84abb841dd67088273d610937ef1324c8cc32.exe	9d7a661455ec222d069db0f186a84abb841dd67088273d610937ef1324c8cc32.exe
PID 2412 wrote to memory of 2252	2412	9d7a661455ec222d069db0f186a84abb841dd67088273d610937ef1324c8cc32.exe	9d7a661455ec222d069db0f186a84abb841dd67088273d610937ef1324c8cc32.exe
PID 2412 wrote to memory of 2252	2412	9d7a661455ec222d069db0f186a84abb841dd67088273d610937ef1324c8cc32.exe	9d7a661455ec222d069db0f186a84abb841dd67088273d610937ef1324c8cc32.exe
PID 2412 wrote to memory of 2252	2412	9d7a661455ec222d069db0f186a84abb841dd67088273d610937ef1324c8cc32.exe	9d7a661455ec222d069db0f186a84abb841dd67088273d610937ef1324c8cc32.exe
PID 2412 wrote to memory of 2252	2412	9d7a661455ec222d069db0f186a84abb841dd67088273d610937ef1324c8cc32.exe	9d7a661455ec222d069db0f186a84abb841dd67088273d610937ef1324c8cc32.exe
PID 2412 wrote to memory of 2252	2412	9d7a661455ec222d069db0f186a84abb841dd67088273d610937ef1324c8cc32.exe	9d7a661455ec222d069db0f186a84abb841dd67088273d610937ef1324c8cc32.exe
PID 2252 wrote to memory of 3736	2252	9d7a661455ec222d069db0f186a84abb841dd67088273d610937ef1324c8cc32.exe	icacls.exe
PID 2252 wrote to memory of 3736	2252	9d7a661455ec222d069db0f186a84abb841dd67088273d610937ef1324c8cc32.exe	icacls.exe
PID 2252 wrote to memory of 3736	2252	9d7a661455ec222d069db0f186a84abb841dd67088273d610937ef1324c8cc32.exe	icacls.exe
PID 2252 wrote to memory of 952	2252	9d7a661455ec222d069db0f186a84abb841dd67088273d610937ef1324c8cc32.exe	9d7a661455ec222d069db0f186a84abb841dd67088273d610937ef1324c8cc32.exe
PID 2252 wrote to memory of 952	2252	9d7a661455ec222d069db0f186a84abb841dd67088273d610937ef1324c8cc32.exe	9d7a661455ec222d069db0f186a84abb841dd67088273d610937ef1324c8cc32.exe
PID 2252 wrote to memory of 952	2252	9d7a661455ec222d069db0f186a84abb841dd67088273d610937ef1324c8cc32.exe	9d7a661455ec222d069db0f186a84abb841dd67088273d610937ef1324c8cc32.exe
PID 952 wrote to memory of 2944	952	9d7a661455ec222d069db0f186a84abb841dd67088273d610937ef1324c8cc32.exe	9d7a661455ec222d069db0f186a84abb841dd67088273d610937ef1324c8cc32.exe
PID 952 wrote to memory of 2944	952	9d7a661455ec222d069db0f186a84abb841dd67088273d610937ef1324c8cc32.exe	9d7a661455ec222d069db0f186a84abb841dd67088273d610937ef1324c8cc32.exe
PID 952 wrote to memory of 2944	952	9d7a661455ec222d069db0f186a84abb841dd67088273d610937ef1324c8cc32.exe	9d7a661455ec222d069db0f186a84abb841dd67088273d610937ef1324c8cc32.exe
PID 952 wrote to memory of 2944	952	9d7a661455ec222d069db0f186a84abb841dd67088273d610937ef1324c8cc32.exe	9d7a661455ec222d069db0f186a84abb841dd67088273d610937ef1324c8cc32.exe
PID 952 wrote to memory of 2944	952	9d7a661455ec222d069db0f186a84abb841dd67088273d610937ef1324c8cc32.exe	9d7a661455ec222d069db0f186a84abb841dd67088273d610937ef1324c8cc32.exe
PID 952 wrote to memory of 2944	952	9d7a661455ec222d069db0f186a84abb841dd67088273d610937ef1324c8cc32.exe	9d7a661455ec222d069db0f186a84abb841dd67088273d610937ef1324c8cc32.exe
PID 952 wrote to memory of 2944	952	9d7a661455ec222d069db0f186a84abb841dd67088273d610937ef1324c8cc32.exe	9d7a661455ec222d069db0f186a84abb841dd67088273d610937ef1324c8cc32.exe
PID 952 wrote to memory of 2944	952	9d7a661455ec222d069db0f186a84abb841dd67088273d610937ef1324c8cc32.exe	9d7a661455ec222d069db0f186a84abb841dd67088273d610937ef1324c8cc32.exe
PID 952 wrote to memory of 2944	952	9d7a661455ec222d069db0f186a84abb841dd67088273d610937ef1324c8cc32.exe	9d7a661455ec222d069db0f186a84abb841dd67088273d610937ef1324c8cc32.exe
PID 952 wrote to memory of 2944	952	9d7a661455ec222d069db0f186a84abb841dd67088273d610937ef1324c8cc32.exe	9d7a661455ec222d069db0f186a84abb841dd67088273d610937ef1324c8cc32.exe
PID 2944 wrote to memory of 596	2944	9d7a661455ec222d069db0f186a84abb841dd67088273d610937ef1324c8cc32.exe	build2.exe
PID 2944 wrote to memory of 596	2944	9d7a661455ec222d069db0f186a84abb841dd67088273d610937ef1324c8cc32.exe	build2.exe
PID 2944 wrote to memory of 596	2944	9d7a661455ec222d069db0f186a84abb841dd67088273d610937ef1324c8cc32.exe	build2.exe
PID 596 wrote to memory of 4020	596	build2.exe	build2.exe
PID 596 wrote to memory of 4020	596	build2.exe	build2.exe
PID 596 wrote to memory of 4020	596	build2.exe	build2.exe
PID 596 wrote to memory of 4020	596	build2.exe	build2.exe
PID 596 wrote to memory of 4020	596	build2.exe	build2.exe
PID 596 wrote to memory of 4020	596	build2.exe	build2.exe
PID 596 wrote to memory of 4020	596	build2.exe	build2.exe
PID 596 wrote to memory of 4020	596	build2.exe	build2.exe
PID 4020 wrote to memory of 3756	4020	build2.exe	cmd.exe
PID 4020 wrote to memory of 3756	4020	build2.exe	cmd.exe
PID 4020 wrote to memory of 3756	4020	build2.exe	cmd.exe
PID 3756 wrote to memory of 1380	3756	cmd.exe	taskkill.exe
PID 3756 wrote to memory of 1380	3756	cmd.exe	taskkill.exe
PID 3756 wrote to memory of 1380	3756	cmd.exe	taskkill.exe
PID 3756 wrote to memory of 1248	3756	cmd.exe	timeout.exe
PID 3756 wrote to memory of 1248	3756	cmd.exe	timeout.exe
PID 3756 wrote to memory of 1248	3756	cmd.exe	timeout.exe

C:\Users\Admin\AppData\Local\Temp\9d7a661455ec222d069db0f186a84abb841dd67088273d610937ef1324c8cc32.exe
"C:\Users\Admin\AppData\Local\Temp\9d7a661455ec222d069db0f186a84abb841dd67088273d610937ef1324c8cc32.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2412

C:\Users\Admin\AppData\Local\Temp\9d7a661455ec222d069db0f186a84abb841dd67088273d610937ef1324c8cc32.exe
"C:\Users\Admin\AppData\Local\Temp\9d7a661455ec222d069db0f186a84abb841dd67088273d610937ef1324c8cc32.exe"
2⤵
- Adds Run key to start application
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2252

C:\Windows\SysWOW64\icacls.exe
icacls "C:\Users\Admin\AppData\Local\c534e665-34b4-4e83-9e0f-977a832f37c7" /deny *S-1-1-0:(OI)(CI)(DE,DC)
3⤵
- Modifies file permissions
PID:3736

C:\Users\Admin\AppData\Local\Temp\9d7a661455ec222d069db0f186a84abb841dd67088273d610937ef1324c8cc32.exe
"C:\Users\Admin\AppData\Local\Temp\9d7a661455ec222d069db0f186a84abb841dd67088273d610937ef1324c8cc32.exe" --Admin IsNotAutoStart IsNotTask
3⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:952

C:\Users\Admin\AppData\Local\Temp\9d7a661455ec222d069db0f186a84abb841dd67088273d610937ef1324c8cc32.exe
"C:\Users\Admin\AppData\Local\Temp\9d7a661455ec222d069db0f186a84abb841dd67088273d610937ef1324c8cc32.exe" --Admin IsNotAutoStart IsNotTask
4⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2944

C:\Users\Admin\AppData\Local\659946fb-ad1b-4b80-bb27-6901c055b3ce\build2.exe
"C:\Users\Admin\AppData\Local\659946fb-ad1b-4b80-bb27-6901c055b3ce\build2.exe"
5⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:596

C:\Users\Admin\AppData\Local\659946fb-ad1b-4b80-bb27-6901c055b3ce\build2.exe
"C:\Users\Admin\AppData\Local\659946fb-ad1b-4b80-bb27-6901c055b3ce\build2.exe"
6⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4020

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\659946fb-ad1b-4b80-bb27-6901c055b3ce\build2.exe" & del C:\ProgramData\*.dll & exit
7⤵
- Suspicious use of WriteProcessMemory
PID:3756

C:\Windows\SysWOW64\taskkill.exe
taskkill /im build2.exe /f
8⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:1380

C:\Windows\SysWOW64\timeout.exe
timeout /t 6
8⤵
- Delays execution with timeout.exe
PID:1248

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
1c63500df0b57e29edd1a5867d9f0e9b

SHA1
0475a0611ac4d171e90b46303b96317fc186b15d

SHA256
c8f7c1bd12b80996707a806866379d91dc3008d5d2b0eeeb6d97d418aeeb7914

SHA512
29b914ffe63496d98e8ffb76afde49702888743c88bd0fc6aabdf3e8855e3a5389d933a29ccb4564e8d3198c159a1debfb56d6f39f428689f8eb4d497b341bde

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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\B2FAF7692FD9FFBD64EDE317E42334BA_D7393C8F62BDE4D4CB606228BC7A711E
MD5
65052acb8dc97b38007797064162c9a1

SHA1
862cf5f74d74b85103b088650a230ed0c6d32df3

SHA256
ef406913c83356f132bbc250646c24befee2acfdabbc9debcbca68c1da01a30f

SHA512
976f4bd21af190164d04534f4e534d44e14fd5d3c6798421f84ead4e0a53f25d386d4b59bfe0c7c5865af4f22593d975d6b48292b024a4b6ca0d65ff6ee735bd

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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\07CEF2F654E3ED6050FFC9B6EB844250_3431D4C539FB2CFCB781821E9902850D
MD5
6ed60eb407a06f86960a383899fb12f0

SHA1
a6ebdee40e4411a73c6271c51a5a0bfd48d2c06a

SHA256
d29c5d22768427f93e95abc5ad4bb94c741fb5d5d03097273f4d0dd0177f84bc

SHA512
70b6709a9b1d2450e5a4000dd14ac6b6cb607f501ad8f1b40aea0e79bee15efa037cccb5de14cd47a8ac27c5db90c5174b86a89cde51ea56667247e7906ad9b9

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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\B2FAF7692FD9FFBD64EDE317E42334BA_D7393C8F62BDE4D4CB606228BC7A711E
MD5
a8e7256cf7d0bba3f583bc1debffbd27

SHA1
6a90a4f7c5f4b319df01338fcdb0b84b9a2c974b

SHA256
32b3d92bf32fb5b1707aead1fc43af87eff71fa3f4fefcf4ad6876e45ab4acdb

SHA512
718752de72c67c3ebdaf392f54c64e0332092948ad3dcd5ced17dad27b5022f02bd6cd0dc2677165f78c37399f58ff65fcb77d269a462fe5c5d7430e07d9f1c2

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C:\Users\Admin\AppData\Local\659946fb-ad1b-4b80-bb27-6901c055b3ce\build2.exe
MD5
37f77c6f8805407d31d2b2b63e853316

SHA1
2535b538d6c9337a10ac4ed80f5f7b6bceeea00a

SHA256
c19a32b2c1b56473245cb672da9d589227f52966b40c9b761765e85418052f35

SHA512
71208f96291b8d808e33202587882bbd771a5169e60ba1568051148535977475f345c3f61f1a1d4a413b4a3ed278d6167335d9ea49b7b318d6ee303ae3db4cb1

Download Submit
C:\Users\Admin\AppData\Local\659946fb-ad1b-4b80-bb27-6901c055b3ce\build2.exe
MD5
37f77c6f8805407d31d2b2b63e853316

SHA1
2535b538d6c9337a10ac4ed80f5f7b6bceeea00a

SHA256
c19a32b2c1b56473245cb672da9d589227f52966b40c9b761765e85418052f35

SHA512
71208f96291b8d808e33202587882bbd771a5169e60ba1568051148535977475f345c3f61f1a1d4a413b4a3ed278d6167335d9ea49b7b318d6ee303ae3db4cb1

Download Submit
C:\Users\Admin\AppData\Local\659946fb-ad1b-4b80-bb27-6901c055b3ce\build2.exe
MD5
37f77c6f8805407d31d2b2b63e853316

SHA1
2535b538d6c9337a10ac4ed80f5f7b6bceeea00a

SHA256
c19a32b2c1b56473245cb672da9d589227f52966b40c9b761765e85418052f35

SHA512
71208f96291b8d808e33202587882bbd771a5169e60ba1568051148535977475f345c3f61f1a1d4a413b4a3ed278d6167335d9ea49b7b318d6ee303ae3db4cb1

Download Submit
C:\Users\Admin\AppData\Local\c534e665-34b4-4e83-9e0f-977a832f37c7\9d7a661455ec222d069db0f186a84abb841dd67088273d610937ef1324c8cc32.exe
MD5
40e3205d1da668b79f614abcdb5477ee

SHA1
a53cc54b8ac61e384abf90f08ab98f09f48056b8

SHA256
9d7a661455ec222d069db0f186a84abb841dd67088273d610937ef1324c8cc32

SHA512
4692a8e92cf40ff41bb071908d69ba9f2ae18df8f89b2a1ff8f8a0a887bb1b9389d6f9e5de50c7bb48d1fe776cb0beb177bf90d0b3de11f5e1e343442345c271

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\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/596-140-0x0000000004800000-0x000000000487D000-memory.dmp

Filesize
500KB

Download
memory/596-141-0x00000000048F0000-0x00000000049C9000-memory.dmp

Filesize
868KB

Download
memory/596-134-0x0000000000000000-mapping.dmp

Download
memory/952-125-0x0000000000000000-mapping.dmp

Download
memory/952-126-0x0000000002185000-0x0000000002216000-memory.dmp

Filesize
580KB

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memory/1248-147-0x0000000000000000-mapping.dmp

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memory/1380-146-0x0000000000000000-mapping.dmp

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memory/2252-120-0x0000000000424141-mapping.dmp

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memory/2252-119-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

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memory/2252-122-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/2412-118-0x00000000022CB000-0x000000000235C000-memory.dmp

Filesize
580KB

Download
memory/2412-121-0x0000000002360000-0x000000000247B000-memory.dmp

Filesize
1.1MB

Download
memory/2944-128-0x0000000000424141-mapping.dmp

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memory/2944-133-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

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memory/3736-123-0x0000000000000000-mapping.dmp

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memory/3756-145-0x0000000000000000-mapping.dmp

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memory/4020-142-0x0000000000400000-0x00000000004DC000-memory.dmp

Filesize
880KB

Download
memory/4020-138-0x00000000004A51CD-mapping.dmp

Download
memory/4020-137-0x0000000000400000-0x00000000004DC000-memory.dmp

Filesize
880KB

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