djvu | 5992bca4b727bd5d917d01cba6f83e63281eaeffdc114f03715f82627283e6ac

Analysis

max time kernel
129s
max time network
128s
platform
windows10_x64
resource
win10-en-20211104
submitted
28-11-2021 20:54

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General

Target

5992bca4b727bd5d917d01cba6f83e63281eaeffdc114f03715f82627283e6ac.exe
Size

846KB
MD5

f187a0b09cc92f25f77ca38ae73f0980
SHA1

45cbe05f2c25fc057fa0022ad1899d5bc0739bd8
SHA256

5992bca4b727bd5d917d01cba6f83e63281eaeffdc114f03715f82627283e6ac
SHA512

3484f44ffb2ed3af8ea747c886dc929d0a68ef68d9e4ab1dcf10a904edec9e2f8260597becd9b163a1027ee545fd4c857e234e2a0b53cfd80c84efc685326b34

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: manager@mailtemp.ch Reserve e-mail address to contact us: helprestoremanager@airmail.cc 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/3444-120-0x0000000000424141-mapping.dmp	family_djvu
behavioral1/memory/3444-119-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/2468-121-0x00000000038E0000-0x00000000039FB000-memory.dmp	family_djvu
behavioral1/memory/3444-122-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/856-128-0x0000000000424141-mapping.dmp	family_djvu
behavioral1/memory/856-133-0x0000000000400000-0x0000000000537000-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/1820-138-0x0000000000400000-0x00000000004D8000-memory.dmp	family_vidar
behavioral1/memory/1820-139-0x00000000004A140D-mapping.dmp	family_vidar
behavioral1/memory/1820-142-0x0000000000400000-0x00000000004D8000-memory.dmp	family_vidar
behavioral1/memory/2832-141-0x00000000047A0000-0x0000000004875000-memory.dmp	family_vidar

Downloads MZ/PE file
Executes dropped EXE 2 IoCs

Processes:

build2.exebuild2.exe

pid process

2832 build2.exe
1820 build2.exe
Loads dropped DLL 2 IoCs

Processes:

build2.exe

pid process

1820 build2.exe
1820 build2.exe
Modifies file permissions 1 TTPs 1 IoCs
discovery

File Permissions Modification
T1222

Processes:

icacls.exe

pid process

824 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
2832	build2.exe
1820	build2.exe

pid	process
1820	build2.exe
1820	build2.exe

pid	process
824	icacls.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

5992bca4b727bd5d917d01cba6f83e63281eaeffdc114f03715f82627283e6ac.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\\4b3c218d-5fca-4f9a-b236-b802d9476101\\5992bca4b727bd5d917d01cba6f83e63281eaeffdc114f03715f82627283e6ac.exe\" --AutoStart"	5992bca4b727bd5d917d01cba6f83e63281eaeffdc114f03715f82627283e6ac.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

16 api.2ip.ua
17 api.2ip.ua
26 api.2ip.ua

flow	ioc
16	api.2ip.ua
17	api.2ip.ua
26	api.2ip.ua

Suspicious use of SetThreadContext 3 IoCs

Processes:

5992bca4b727bd5d917d01cba6f83e63281eaeffdc114f03715f82627283e6ac.exe5992bca4b727bd5d917d01cba6f83e63281eaeffdc114f03715f82627283e6ac.exebuild2.exe

description	pid	process	target process
PID 2468 set thread context of 3444	2468	5992bca4b727bd5d917d01cba6f83e63281eaeffdc114f03715f82627283e6ac.exe	5992bca4b727bd5d917d01cba6f83e63281eaeffdc114f03715f82627283e6ac.exe
PID 436 set thread context of 856	436	5992bca4b727bd5d917d01cba6f83e63281eaeffdc114f03715f82627283e6ac.exe	5992bca4b727bd5d917d01cba6f83e63281eaeffdc114f03715f82627283e6ac.exe
PID 2832 set thread context of 1820	2832	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

2444 timeout.exe
Kills process with taskkill 1 IoCs
evasion

Processes:

taskkill.exe

pid process

1028 taskkill.exe

pid	process
2444	timeout.exe

pid	process
1028	taskkill.exe

Modifies system certificate store 2 TTPs 2 IoCs

evasion spyware trojan

Install Root Certificate

T1130

Modify Registry

T1112

Processes:

5992bca4b727bd5d917d01cba6f83e63281eaeffdc114f03715f82627283e6ac.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349	5992bca4b727bd5d917d01cba6f83e63281eaeffdc114f03715f82627283e6ac.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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	5992bca4b727bd5d917d01cba6f83e63281eaeffdc114f03715f82627283e6ac.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

Processes:

5992bca4b727bd5d917d01cba6f83e63281eaeffdc114f03715f82627283e6ac.exe5992bca4b727bd5d917d01cba6f83e63281eaeffdc114f03715f82627283e6ac.exebuild2.exe

pid	process
3444	5992bca4b727bd5d917d01cba6f83e63281eaeffdc114f03715f82627283e6ac.exe
3444	5992bca4b727bd5d917d01cba6f83e63281eaeffdc114f03715f82627283e6ac.exe
856	5992bca4b727bd5d917d01cba6f83e63281eaeffdc114f03715f82627283e6ac.exe
856	5992bca4b727bd5d917d01cba6f83e63281eaeffdc114f03715f82627283e6ac.exe
1820	build2.exe
1820	build2.exe
1820	build2.exe
1820	build2.exe
1820	build2.exe
1820	build2.exe
1820	build2.exe
1820	build2.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

taskkill.exe

description pid process

Token: SeDebugPrivilege 1028 taskkill.exe

description	pid	process
Token: SeDebugPrivilege	1028	taskkill.exe

Suspicious use of WriteProcessMemory 46 IoCs

Processes:

5992bca4b727bd5d917d01cba6f83e63281eaeffdc114f03715f82627283e6ac.exe5992bca4b727bd5d917d01cba6f83e63281eaeffdc114f03715f82627283e6ac.exe5992bca4b727bd5d917d01cba6f83e63281eaeffdc114f03715f82627283e6ac.exe5992bca4b727bd5d917d01cba6f83e63281eaeffdc114f03715f82627283e6ac.exebuild2.exebuild2.execmd.exe

description	pid	process	target process
PID 2468 wrote to memory of 3444	2468	5992bca4b727bd5d917d01cba6f83e63281eaeffdc114f03715f82627283e6ac.exe	5992bca4b727bd5d917d01cba6f83e63281eaeffdc114f03715f82627283e6ac.exe
PID 2468 wrote to memory of 3444	2468	5992bca4b727bd5d917d01cba6f83e63281eaeffdc114f03715f82627283e6ac.exe	5992bca4b727bd5d917d01cba6f83e63281eaeffdc114f03715f82627283e6ac.exe
PID 2468 wrote to memory of 3444	2468	5992bca4b727bd5d917d01cba6f83e63281eaeffdc114f03715f82627283e6ac.exe	5992bca4b727bd5d917d01cba6f83e63281eaeffdc114f03715f82627283e6ac.exe
PID 2468 wrote to memory of 3444	2468	5992bca4b727bd5d917d01cba6f83e63281eaeffdc114f03715f82627283e6ac.exe	5992bca4b727bd5d917d01cba6f83e63281eaeffdc114f03715f82627283e6ac.exe
PID 2468 wrote to memory of 3444	2468	5992bca4b727bd5d917d01cba6f83e63281eaeffdc114f03715f82627283e6ac.exe	5992bca4b727bd5d917d01cba6f83e63281eaeffdc114f03715f82627283e6ac.exe
PID 2468 wrote to memory of 3444	2468	5992bca4b727bd5d917d01cba6f83e63281eaeffdc114f03715f82627283e6ac.exe	5992bca4b727bd5d917d01cba6f83e63281eaeffdc114f03715f82627283e6ac.exe
PID 2468 wrote to memory of 3444	2468	5992bca4b727bd5d917d01cba6f83e63281eaeffdc114f03715f82627283e6ac.exe	5992bca4b727bd5d917d01cba6f83e63281eaeffdc114f03715f82627283e6ac.exe
PID 2468 wrote to memory of 3444	2468	5992bca4b727bd5d917d01cba6f83e63281eaeffdc114f03715f82627283e6ac.exe	5992bca4b727bd5d917d01cba6f83e63281eaeffdc114f03715f82627283e6ac.exe
PID 2468 wrote to memory of 3444	2468	5992bca4b727bd5d917d01cba6f83e63281eaeffdc114f03715f82627283e6ac.exe	5992bca4b727bd5d917d01cba6f83e63281eaeffdc114f03715f82627283e6ac.exe
PID 2468 wrote to memory of 3444	2468	5992bca4b727bd5d917d01cba6f83e63281eaeffdc114f03715f82627283e6ac.exe	5992bca4b727bd5d917d01cba6f83e63281eaeffdc114f03715f82627283e6ac.exe
PID 3444 wrote to memory of 824	3444	5992bca4b727bd5d917d01cba6f83e63281eaeffdc114f03715f82627283e6ac.exe	icacls.exe
PID 3444 wrote to memory of 824	3444	5992bca4b727bd5d917d01cba6f83e63281eaeffdc114f03715f82627283e6ac.exe	icacls.exe
PID 3444 wrote to memory of 824	3444	5992bca4b727bd5d917d01cba6f83e63281eaeffdc114f03715f82627283e6ac.exe	icacls.exe
PID 3444 wrote to memory of 436	3444	5992bca4b727bd5d917d01cba6f83e63281eaeffdc114f03715f82627283e6ac.exe	5992bca4b727bd5d917d01cba6f83e63281eaeffdc114f03715f82627283e6ac.exe
PID 3444 wrote to memory of 436	3444	5992bca4b727bd5d917d01cba6f83e63281eaeffdc114f03715f82627283e6ac.exe	5992bca4b727bd5d917d01cba6f83e63281eaeffdc114f03715f82627283e6ac.exe
PID 3444 wrote to memory of 436	3444	5992bca4b727bd5d917d01cba6f83e63281eaeffdc114f03715f82627283e6ac.exe	5992bca4b727bd5d917d01cba6f83e63281eaeffdc114f03715f82627283e6ac.exe
PID 436 wrote to memory of 856	436	5992bca4b727bd5d917d01cba6f83e63281eaeffdc114f03715f82627283e6ac.exe	5992bca4b727bd5d917d01cba6f83e63281eaeffdc114f03715f82627283e6ac.exe
PID 436 wrote to memory of 856	436	5992bca4b727bd5d917d01cba6f83e63281eaeffdc114f03715f82627283e6ac.exe	5992bca4b727bd5d917d01cba6f83e63281eaeffdc114f03715f82627283e6ac.exe
PID 436 wrote to memory of 856	436	5992bca4b727bd5d917d01cba6f83e63281eaeffdc114f03715f82627283e6ac.exe	5992bca4b727bd5d917d01cba6f83e63281eaeffdc114f03715f82627283e6ac.exe
PID 436 wrote to memory of 856	436	5992bca4b727bd5d917d01cba6f83e63281eaeffdc114f03715f82627283e6ac.exe	5992bca4b727bd5d917d01cba6f83e63281eaeffdc114f03715f82627283e6ac.exe
PID 436 wrote to memory of 856	436	5992bca4b727bd5d917d01cba6f83e63281eaeffdc114f03715f82627283e6ac.exe	5992bca4b727bd5d917d01cba6f83e63281eaeffdc114f03715f82627283e6ac.exe
PID 436 wrote to memory of 856	436	5992bca4b727bd5d917d01cba6f83e63281eaeffdc114f03715f82627283e6ac.exe	5992bca4b727bd5d917d01cba6f83e63281eaeffdc114f03715f82627283e6ac.exe
PID 436 wrote to memory of 856	436	5992bca4b727bd5d917d01cba6f83e63281eaeffdc114f03715f82627283e6ac.exe	5992bca4b727bd5d917d01cba6f83e63281eaeffdc114f03715f82627283e6ac.exe
PID 436 wrote to memory of 856	436	5992bca4b727bd5d917d01cba6f83e63281eaeffdc114f03715f82627283e6ac.exe	5992bca4b727bd5d917d01cba6f83e63281eaeffdc114f03715f82627283e6ac.exe
PID 436 wrote to memory of 856	436	5992bca4b727bd5d917d01cba6f83e63281eaeffdc114f03715f82627283e6ac.exe	5992bca4b727bd5d917d01cba6f83e63281eaeffdc114f03715f82627283e6ac.exe
PID 436 wrote to memory of 856	436	5992bca4b727bd5d917d01cba6f83e63281eaeffdc114f03715f82627283e6ac.exe	5992bca4b727bd5d917d01cba6f83e63281eaeffdc114f03715f82627283e6ac.exe
PID 856 wrote to memory of 2832	856	5992bca4b727bd5d917d01cba6f83e63281eaeffdc114f03715f82627283e6ac.exe	build2.exe
PID 856 wrote to memory of 2832	856	5992bca4b727bd5d917d01cba6f83e63281eaeffdc114f03715f82627283e6ac.exe	build2.exe
PID 856 wrote to memory of 2832	856	5992bca4b727bd5d917d01cba6f83e63281eaeffdc114f03715f82627283e6ac.exe	build2.exe
PID 2832 wrote to memory of 1820	2832	build2.exe	build2.exe
PID 2832 wrote to memory of 1820	2832	build2.exe	build2.exe
PID 2832 wrote to memory of 1820	2832	build2.exe	build2.exe
PID 2832 wrote to memory of 1820	2832	build2.exe	build2.exe
PID 2832 wrote to memory of 1820	2832	build2.exe	build2.exe
PID 2832 wrote to memory of 1820	2832	build2.exe	build2.exe
PID 2832 wrote to memory of 1820	2832	build2.exe	build2.exe
PID 2832 wrote to memory of 1820	2832	build2.exe	build2.exe
PID 1820 wrote to memory of 1652	1820	build2.exe	cmd.exe
PID 1820 wrote to memory of 1652	1820	build2.exe	cmd.exe
PID 1820 wrote to memory of 1652	1820	build2.exe	cmd.exe
PID 1652 wrote to memory of 1028	1652	cmd.exe	taskkill.exe
PID 1652 wrote to memory of 1028	1652	cmd.exe	taskkill.exe
PID 1652 wrote to memory of 1028	1652	cmd.exe	taskkill.exe
PID 1652 wrote to memory of 2444	1652	cmd.exe	timeout.exe
PID 1652 wrote to memory of 2444	1652	cmd.exe	timeout.exe
PID 1652 wrote to memory of 2444	1652	cmd.exe	timeout.exe

C:\Users\Admin\AppData\Local\Temp\5992bca4b727bd5d917d01cba6f83e63281eaeffdc114f03715f82627283e6ac.exe
"C:\Users\Admin\AppData\Local\Temp\5992bca4b727bd5d917d01cba6f83e63281eaeffdc114f03715f82627283e6ac.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2468

C:\Users\Admin\AppData\Local\Temp\5992bca4b727bd5d917d01cba6f83e63281eaeffdc114f03715f82627283e6ac.exe
"C:\Users\Admin\AppData\Local\Temp\5992bca4b727bd5d917d01cba6f83e63281eaeffdc114f03715f82627283e6ac.exe"
2⤵
- Adds Run key to start application
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3444

C:\Windows\SysWOW64\icacls.exe
icacls "C:\Users\Admin\AppData\Local\4b3c218d-5fca-4f9a-b236-b802d9476101" /deny *S-1-1-0:(OI)(CI)(DE,DC)
3⤵
- Modifies file permissions
PID:824

C:\Users\Admin\AppData\Local\Temp\5992bca4b727bd5d917d01cba6f83e63281eaeffdc114f03715f82627283e6ac.exe
"C:\Users\Admin\AppData\Local\Temp\5992bca4b727bd5d917d01cba6f83e63281eaeffdc114f03715f82627283e6ac.exe" --Admin IsNotAutoStart IsNotTask
3⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:436

C:\Users\Admin\AppData\Local\Temp\5992bca4b727bd5d917d01cba6f83e63281eaeffdc114f03715f82627283e6ac.exe
"C:\Users\Admin\AppData\Local\Temp\5992bca4b727bd5d917d01cba6f83e63281eaeffdc114f03715f82627283e6ac.exe" --Admin IsNotAutoStart IsNotTask
4⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:856

C:\Users\Admin\AppData\Local\27b6a991-5fb9-4443-8a6f-9106e0e6a321\build2.exe
"C:\Users\Admin\AppData\Local\27b6a991-5fb9-4443-8a6f-9106e0e6a321\build2.exe"
5⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2832

C:\Users\Admin\AppData\Local\27b6a991-5fb9-4443-8a6f-9106e0e6a321\build2.exe
"C:\Users\Admin\AppData\Local\27b6a991-5fb9-4443-8a6f-9106e0e6a321\build2.exe"
6⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1820

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\27b6a991-5fb9-4443-8a6f-9106e0e6a321\build2.exe" & del C:\ProgramData\*.dll & exit
7⤵
- Suspicious use of WriteProcessMemory
PID:1652

C:\Windows\SysWOW64\taskkill.exe
taskkill /im build2.exe /f
8⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:1028

C:\Windows\SysWOW64\timeout.exe
timeout /t 6
8⤵
- Delays execution with timeout.exe
PID:2444

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

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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
e15da05c12224abc690b1eb313a20137

SHA1
80f6284e35fa09eda4e69a5a866f052c9077e1f1

SHA256
9708014af393827b1df1614e6d4d99de56f13fbda613e2ead63416a9c2c6e31c

SHA512
4d41f757804943d5344476747024dd94aaa6d414d9b1652f9865927234d40c271a42468cde38c2bd68f6e833783ae8ea93727d2eb9e8c24263673eb8dd6b9937

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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\B2FAF7692FD9FFBD64EDE317E42334BA_D7393C8F62BDE4D4CB606228BC7A711E
MD5
2bef96fbf39da6a765ed4d36db41fc5a

SHA1
af8b93b370a8bfd932552f840d54da310b51c071

SHA256
9cf840b96cb69e5c7f2b93630f63e44c20ba7240ce29ffa7e5de6e648c57d3c8

SHA512
a05166997abf2f29a1867f2ed649555eb5b153448087025b0d1a77cc14f78da0052a81bfd44d360731ca8b6520646b0d3e51e8fbbc2e045b990505dd46fa24d7

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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\07CEF2F654E3ED6050FFC9B6EB844250_3431D4C539FB2CFCB781821E9902850D
MD5
e0b6a31c7975af3c278d1069f94549b5

SHA1
9ca5868641a6099a0760fdad016aadc2aa25a5ac

SHA256
0ecfad8f3facdcfee6727543ec9844cc1fd64b0210e0c2a2b9f9fd7642cc84e9

SHA512
4f777376d174522a464b9166ae40adaf20aa8cbd8a5cce90c7f73ef62541b68121bbb3772562899b85c3cd54a3e0b201d7156659f4c2e97f27c43504423cf91b

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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\B2FAF7692FD9FFBD64EDE317E42334BA_D7393C8F62BDE4D4CB606228BC7A711E
MD5
d28e89428b76ce264de9462c0a13fde0

SHA1
c4a94712007519e5a6d730c24a7bf8a281f22cc4

SHA256
869a6a8c0e2edacce688d46cc6f1b92bb80858bc7d882c9436ea5207500978d3

SHA512
1ceda0c0d6ad3fc4049c63854a8a418523234ac9a90032441a2711c58dd9a5eb546272d71d78a12b1902837e73618c17608a0bf8b4bd138c0de8e9e1685954ff

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C:\Users\Admin\AppData\Local\27b6a991-5fb9-4443-8a6f-9106e0e6a321\build2.exe
MD5
bc8eaaafd8feb26a72f74dcdb99c7865

SHA1
818aa87338d4df601db15f976b70b016e2e23d06

SHA256
9d4f3c4a7bce15559a9501b2c7d2ecf8f005a1b325dd407dff8054ed0e3e9b17

SHA512
c49c05d3663529b949863cb714d3cbfe7869551e4a6b57dc5281c7ba569fe1c90481a135fb689edf8bd7121b48fd78eb9efe2a0d8960023d161ec0f47f5bfcad

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C:\Users\Admin\AppData\Local\27b6a991-5fb9-4443-8a6f-9106e0e6a321\build2.exe
MD5
bc8eaaafd8feb26a72f74dcdb99c7865

SHA1
818aa87338d4df601db15f976b70b016e2e23d06

SHA256
9d4f3c4a7bce15559a9501b2c7d2ecf8f005a1b325dd407dff8054ed0e3e9b17

SHA512
c49c05d3663529b949863cb714d3cbfe7869551e4a6b57dc5281c7ba569fe1c90481a135fb689edf8bd7121b48fd78eb9efe2a0d8960023d161ec0f47f5bfcad

Download Submit
C:\Users\Admin\AppData\Local\27b6a991-5fb9-4443-8a6f-9106e0e6a321\build2.exe
MD5
bc8eaaafd8feb26a72f74dcdb99c7865

SHA1
818aa87338d4df601db15f976b70b016e2e23d06

SHA256
9d4f3c4a7bce15559a9501b2c7d2ecf8f005a1b325dd407dff8054ed0e3e9b17

SHA512
c49c05d3663529b949863cb714d3cbfe7869551e4a6b57dc5281c7ba569fe1c90481a135fb689edf8bd7121b48fd78eb9efe2a0d8960023d161ec0f47f5bfcad

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C:\Users\Admin\AppData\Local\4b3c218d-5fca-4f9a-b236-b802d9476101\5992bca4b727bd5d917d01cba6f83e63281eaeffdc114f03715f82627283e6ac.exe
MD5
f187a0b09cc92f25f77ca38ae73f0980

SHA1
45cbe05f2c25fc057fa0022ad1899d5bc0739bd8

SHA256
5992bca4b727bd5d917d01cba6f83e63281eaeffdc114f03715f82627283e6ac

SHA512
3484f44ffb2ed3af8ea747c886dc929d0a68ef68d9e4ab1dcf10a904edec9e2f8260597becd9b163a1027ee545fd4c857e234e2a0b53cfd80c84efc685326b34

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\ProgramData\mozglue.dll
MD5
8f73c08a9660691143661bf7332c3c27

SHA1
37fa65dd737c50fda710fdbde89e51374d0c204a

SHA256
3fe6b1c54b8cf28f571e0c5d6636b4069a8ab00b4f11dd842cfec00691d0c9cd

SHA512
0042ecf9b3571bb5eba2de893e8b2371df18f7c5a589f52ee66e4bfbaa15a5b8b7cc6a155792aaa8988528c27196896d5e82e1751c998bacea0d92395f66ad89

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\ProgramData\nss3.dll
MD5
bfac4e3c5908856ba17d41edcd455a51

SHA1
8eec7e888767aa9e4cca8ff246eb2aacb9170428

SHA256
e2935b5b28550d47dc971f456d6961f20d1633b4892998750140e0eaa9ae9d78

SHA512
2565bab776c4d732ffb1f9b415992a4c65b81bcd644a9a1df1333a269e322925fc1df4f76913463296efd7c88ef194c3056de2f1ca1357d7b5fe5ff0da877a66

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memory/436-125-0x0000000000000000-mapping.dmp

Download
memory/436-126-0x0000000003777000-0x0000000003808000-memory.dmp

Filesize
580KB

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memory/824-123-0x0000000000000000-mapping.dmp

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memory/856-133-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

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memory/856-128-0x0000000000424141-mapping.dmp

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memory/1028-146-0x0000000000000000-mapping.dmp

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memory/1652-145-0x0000000000000000-mapping.dmp

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memory/1820-139-0x00000000004A140D-mapping.dmp

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memory/1820-142-0x0000000000400000-0x00000000004D8000-memory.dmp

Filesize
864KB

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memory/1820-138-0x0000000000400000-0x00000000004D8000-memory.dmp

Filesize
864KB

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memory/2444-147-0x0000000000000000-mapping.dmp

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memory/2468-118-0x0000000003769000-0x00000000037FA000-memory.dmp

Filesize
580KB

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memory/2468-121-0x00000000038E0000-0x00000000039FB000-memory.dmp

Filesize
1.1MB

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memory/2832-141-0x00000000047A0000-0x0000000004875000-memory.dmp

Filesize
852KB

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memory/2832-134-0x0000000000000000-mapping.dmp

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memory/3444-122-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

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memory/3444-119-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/3444-120-0x0000000000424141-mapping.dmp

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