djvu | bc9761b9843d8a19a13e393369dd083eb0be7c146c14add3ddacb6c7d4053ce6

Analysis

max time kernel
78s
max time network
120s
platform
windows10_x64
resource
win10-en-20211104
submitted
30-11-2021 12:00

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General

Target

bc9761b9843d8a19a13e393369dd083eb0be7c146c14add3ddacb6c7d4053ce6.exe
Size

708KB
MD5

d2ec7cfd60235f4e885a0e6bea365b62
SHA1

4f630b80028b2b8f31a0630d152f6b79b7205ee9
SHA256

bc9761b9843d8a19a13e393369dd083eb0be7c146c14add3ddacb6c7d4053ce6
SHA512

17242c29b3a8893df6c76e7f603fdd368fe5886ce5c0ec08cd06534dbf0ed3b3a554fbc8f2cb3e601ce38555a73dd42063417012b8361350a9ba03ab535310d6

Score

10^/10

djvu vidar 517 discovery persistence ransomware spyware stealer

Malware Config

Extracted

Family

djvu

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

Attributes

extension
.moia
offline_id
K3PMMX2aWwpnYby88Dzg7tmaIW7Tv0HMWvSyr7t1
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-rIyEiK9ekc 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: 0355gSd743d

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/1864-119-0x0000000000424141-mapping.dmp	family_djvu
behavioral1/memory/1864-118-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/2288-121-0x00000000049E0000-0x0000000004AFB000-memory.dmp	family_djvu
behavioral1/memory/1864-122-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/1244-127-0x0000000000424141-mapping.dmp	family_djvu
behavioral1/memory/1244-132-0x0000000000400000-0x0000000000537000-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/724-136-0x0000000000400000-0x00000000004DC000-memory.dmp	family_vidar
behavioral1/memory/724-137-0x00000000004A51CD-mapping.dmp	family_vidar
behavioral1/memory/2820-140-0x00000000048B0000-0x0000000004989000-memory.dmp	family_vidar
behavioral1/memory/724-141-0x0000000000400000-0x00000000004DC000-memory.dmp	family_vidar

Downloads MZ/PE file
Executes dropped EXE 2 IoCs

Processes:

build2.exebuild2.exe

pid process

2820 build2.exe
724 build2.exe
Loads dropped DLL 2 IoCs

Processes:

build2.exe

pid process

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

File and Directory Permissions Modification
T1222

Processes:

icacls.exe

pid process

1164 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
2820	build2.exe
724	build2.exe

pid	process
724	build2.exe
724	build2.exe

pid	process
1164	icacls.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

bc9761b9843d8a19a13e393369dd083eb0be7c146c14add3ddacb6c7d4053ce6.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\\4e439c4c-301c-4154-ba88-ec44ba57a322\\bc9761b9843d8a19a13e393369dd083eb0be7c146c14add3ddacb6c7d4053ce6.exe\" --AutoStart"	bc9761b9843d8a19a13e393369dd083eb0be7c146c14add3ddacb6c7d4053ce6.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

7 api.2ip.ua
8 api.2ip.ua
24 api.2ip.ua

flow	ioc
7	api.2ip.ua
8	api.2ip.ua
24	api.2ip.ua

Suspicious use of SetThreadContext 3 IoCs

Processes:

bc9761b9843d8a19a13e393369dd083eb0be7c146c14add3ddacb6c7d4053ce6.exebc9761b9843d8a19a13e393369dd083eb0be7c146c14add3ddacb6c7d4053ce6.exebuild2.exe

description	pid	process	target process
PID 2288 set thread context of 1864	2288	bc9761b9843d8a19a13e393369dd083eb0be7c146c14add3ddacb6c7d4053ce6.exe	bc9761b9843d8a19a13e393369dd083eb0be7c146c14add3ddacb6c7d4053ce6.exe
PID 4000 set thread context of 1244	4000	bc9761b9843d8a19a13e393369dd083eb0be7c146c14add3ddacb6c7d4053ce6.exe	bc9761b9843d8a19a13e393369dd083eb0be7c146c14add3ddacb6c7d4053ce6.exe
PID 2820 set thread context of 724	2820	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

1540 timeout.exe
Kills process with taskkill 1 IoCs
evasion

Processes:

taskkill.exe

pid process

1064 taskkill.exe

pid	process
1540	timeout.exe

pid	process
1064	taskkill.exe

Modifies system certificate store 2 TTPs 2 IoCs

evasion spyware trojan

Install Root Certificate

T1130

Modify Registry

T1112

Processes:

bc9761b9843d8a19a13e393369dd083eb0be7c146c14add3ddacb6c7d4053ce6.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349	bc9761b9843d8a19a13e393369dd083eb0be7c146c14add3ddacb6c7d4053ce6.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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	bc9761b9843d8a19a13e393369dd083eb0be7c146c14add3ddacb6c7d4053ce6.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

Processes:

bc9761b9843d8a19a13e393369dd083eb0be7c146c14add3ddacb6c7d4053ce6.exebc9761b9843d8a19a13e393369dd083eb0be7c146c14add3ddacb6c7d4053ce6.exebuild2.exe

pid	process
1864	bc9761b9843d8a19a13e393369dd083eb0be7c146c14add3ddacb6c7d4053ce6.exe
1864	bc9761b9843d8a19a13e393369dd083eb0be7c146c14add3ddacb6c7d4053ce6.exe
1244	bc9761b9843d8a19a13e393369dd083eb0be7c146c14add3ddacb6c7d4053ce6.exe
1244	bc9761b9843d8a19a13e393369dd083eb0be7c146c14add3ddacb6c7d4053ce6.exe
724	build2.exe
724	build2.exe
724	build2.exe
724	build2.exe
724	build2.exe
724	build2.exe
724	build2.exe
724	build2.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

taskkill.exe

description pid process

Token: SeDebugPrivilege 1064 taskkill.exe

description	pid	process
Token: SeDebugPrivilege	1064	taskkill.exe

Suspicious use of WriteProcessMemory 46 IoCs

Processes:

bc9761b9843d8a19a13e393369dd083eb0be7c146c14add3ddacb6c7d4053ce6.exebc9761b9843d8a19a13e393369dd083eb0be7c146c14add3ddacb6c7d4053ce6.exebc9761b9843d8a19a13e393369dd083eb0be7c146c14add3ddacb6c7d4053ce6.exebc9761b9843d8a19a13e393369dd083eb0be7c146c14add3ddacb6c7d4053ce6.exebuild2.exebuild2.execmd.exe

description	pid	process	target process
PID 2288 wrote to memory of 1864	2288	bc9761b9843d8a19a13e393369dd083eb0be7c146c14add3ddacb6c7d4053ce6.exe	bc9761b9843d8a19a13e393369dd083eb0be7c146c14add3ddacb6c7d4053ce6.exe
PID 2288 wrote to memory of 1864	2288	bc9761b9843d8a19a13e393369dd083eb0be7c146c14add3ddacb6c7d4053ce6.exe	bc9761b9843d8a19a13e393369dd083eb0be7c146c14add3ddacb6c7d4053ce6.exe
PID 2288 wrote to memory of 1864	2288	bc9761b9843d8a19a13e393369dd083eb0be7c146c14add3ddacb6c7d4053ce6.exe	bc9761b9843d8a19a13e393369dd083eb0be7c146c14add3ddacb6c7d4053ce6.exe
PID 2288 wrote to memory of 1864	2288	bc9761b9843d8a19a13e393369dd083eb0be7c146c14add3ddacb6c7d4053ce6.exe	bc9761b9843d8a19a13e393369dd083eb0be7c146c14add3ddacb6c7d4053ce6.exe
PID 2288 wrote to memory of 1864	2288	bc9761b9843d8a19a13e393369dd083eb0be7c146c14add3ddacb6c7d4053ce6.exe	bc9761b9843d8a19a13e393369dd083eb0be7c146c14add3ddacb6c7d4053ce6.exe
PID 2288 wrote to memory of 1864	2288	bc9761b9843d8a19a13e393369dd083eb0be7c146c14add3ddacb6c7d4053ce6.exe	bc9761b9843d8a19a13e393369dd083eb0be7c146c14add3ddacb6c7d4053ce6.exe
PID 2288 wrote to memory of 1864	2288	bc9761b9843d8a19a13e393369dd083eb0be7c146c14add3ddacb6c7d4053ce6.exe	bc9761b9843d8a19a13e393369dd083eb0be7c146c14add3ddacb6c7d4053ce6.exe
PID 2288 wrote to memory of 1864	2288	bc9761b9843d8a19a13e393369dd083eb0be7c146c14add3ddacb6c7d4053ce6.exe	bc9761b9843d8a19a13e393369dd083eb0be7c146c14add3ddacb6c7d4053ce6.exe
PID 2288 wrote to memory of 1864	2288	bc9761b9843d8a19a13e393369dd083eb0be7c146c14add3ddacb6c7d4053ce6.exe	bc9761b9843d8a19a13e393369dd083eb0be7c146c14add3ddacb6c7d4053ce6.exe
PID 2288 wrote to memory of 1864	2288	bc9761b9843d8a19a13e393369dd083eb0be7c146c14add3ddacb6c7d4053ce6.exe	bc9761b9843d8a19a13e393369dd083eb0be7c146c14add3ddacb6c7d4053ce6.exe
PID 1864 wrote to memory of 1164	1864	bc9761b9843d8a19a13e393369dd083eb0be7c146c14add3ddacb6c7d4053ce6.exe	icacls.exe
PID 1864 wrote to memory of 1164	1864	bc9761b9843d8a19a13e393369dd083eb0be7c146c14add3ddacb6c7d4053ce6.exe	icacls.exe
PID 1864 wrote to memory of 1164	1864	bc9761b9843d8a19a13e393369dd083eb0be7c146c14add3ddacb6c7d4053ce6.exe	icacls.exe
PID 1864 wrote to memory of 4000	1864	bc9761b9843d8a19a13e393369dd083eb0be7c146c14add3ddacb6c7d4053ce6.exe	bc9761b9843d8a19a13e393369dd083eb0be7c146c14add3ddacb6c7d4053ce6.exe
PID 1864 wrote to memory of 4000	1864	bc9761b9843d8a19a13e393369dd083eb0be7c146c14add3ddacb6c7d4053ce6.exe	bc9761b9843d8a19a13e393369dd083eb0be7c146c14add3ddacb6c7d4053ce6.exe
PID 1864 wrote to memory of 4000	1864	bc9761b9843d8a19a13e393369dd083eb0be7c146c14add3ddacb6c7d4053ce6.exe	bc9761b9843d8a19a13e393369dd083eb0be7c146c14add3ddacb6c7d4053ce6.exe
PID 4000 wrote to memory of 1244	4000	bc9761b9843d8a19a13e393369dd083eb0be7c146c14add3ddacb6c7d4053ce6.exe	bc9761b9843d8a19a13e393369dd083eb0be7c146c14add3ddacb6c7d4053ce6.exe
PID 4000 wrote to memory of 1244	4000	bc9761b9843d8a19a13e393369dd083eb0be7c146c14add3ddacb6c7d4053ce6.exe	bc9761b9843d8a19a13e393369dd083eb0be7c146c14add3ddacb6c7d4053ce6.exe
PID 4000 wrote to memory of 1244	4000	bc9761b9843d8a19a13e393369dd083eb0be7c146c14add3ddacb6c7d4053ce6.exe	bc9761b9843d8a19a13e393369dd083eb0be7c146c14add3ddacb6c7d4053ce6.exe
PID 4000 wrote to memory of 1244	4000	bc9761b9843d8a19a13e393369dd083eb0be7c146c14add3ddacb6c7d4053ce6.exe	bc9761b9843d8a19a13e393369dd083eb0be7c146c14add3ddacb6c7d4053ce6.exe
PID 4000 wrote to memory of 1244	4000	bc9761b9843d8a19a13e393369dd083eb0be7c146c14add3ddacb6c7d4053ce6.exe	bc9761b9843d8a19a13e393369dd083eb0be7c146c14add3ddacb6c7d4053ce6.exe
PID 4000 wrote to memory of 1244	4000	bc9761b9843d8a19a13e393369dd083eb0be7c146c14add3ddacb6c7d4053ce6.exe	bc9761b9843d8a19a13e393369dd083eb0be7c146c14add3ddacb6c7d4053ce6.exe
PID 4000 wrote to memory of 1244	4000	bc9761b9843d8a19a13e393369dd083eb0be7c146c14add3ddacb6c7d4053ce6.exe	bc9761b9843d8a19a13e393369dd083eb0be7c146c14add3ddacb6c7d4053ce6.exe
PID 4000 wrote to memory of 1244	4000	bc9761b9843d8a19a13e393369dd083eb0be7c146c14add3ddacb6c7d4053ce6.exe	bc9761b9843d8a19a13e393369dd083eb0be7c146c14add3ddacb6c7d4053ce6.exe
PID 4000 wrote to memory of 1244	4000	bc9761b9843d8a19a13e393369dd083eb0be7c146c14add3ddacb6c7d4053ce6.exe	bc9761b9843d8a19a13e393369dd083eb0be7c146c14add3ddacb6c7d4053ce6.exe
PID 4000 wrote to memory of 1244	4000	bc9761b9843d8a19a13e393369dd083eb0be7c146c14add3ddacb6c7d4053ce6.exe	bc9761b9843d8a19a13e393369dd083eb0be7c146c14add3ddacb6c7d4053ce6.exe
PID 1244 wrote to memory of 2820	1244	bc9761b9843d8a19a13e393369dd083eb0be7c146c14add3ddacb6c7d4053ce6.exe	build2.exe
PID 1244 wrote to memory of 2820	1244	bc9761b9843d8a19a13e393369dd083eb0be7c146c14add3ddacb6c7d4053ce6.exe	build2.exe
PID 1244 wrote to memory of 2820	1244	bc9761b9843d8a19a13e393369dd083eb0be7c146c14add3ddacb6c7d4053ce6.exe	build2.exe
PID 2820 wrote to memory of 724	2820	build2.exe	build2.exe
PID 2820 wrote to memory of 724	2820	build2.exe	build2.exe
PID 2820 wrote to memory of 724	2820	build2.exe	build2.exe
PID 2820 wrote to memory of 724	2820	build2.exe	build2.exe
PID 2820 wrote to memory of 724	2820	build2.exe	build2.exe
PID 2820 wrote to memory of 724	2820	build2.exe	build2.exe
PID 2820 wrote to memory of 724	2820	build2.exe	build2.exe
PID 2820 wrote to memory of 724	2820	build2.exe	build2.exe
PID 724 wrote to memory of 1084	724	build2.exe	cmd.exe
PID 724 wrote to memory of 1084	724	build2.exe	cmd.exe
PID 724 wrote to memory of 1084	724	build2.exe	cmd.exe
PID 1084 wrote to memory of 1064	1084	cmd.exe	taskkill.exe
PID 1084 wrote to memory of 1064	1084	cmd.exe	taskkill.exe
PID 1084 wrote to memory of 1064	1084	cmd.exe	taskkill.exe
PID 1084 wrote to memory of 1540	1084	cmd.exe	timeout.exe
PID 1084 wrote to memory of 1540	1084	cmd.exe	timeout.exe
PID 1084 wrote to memory of 1540	1084	cmd.exe	timeout.exe

C:\Users\Admin\AppData\Local\Temp\bc9761b9843d8a19a13e393369dd083eb0be7c146c14add3ddacb6c7d4053ce6.exe
"C:\Users\Admin\AppData\Local\Temp\bc9761b9843d8a19a13e393369dd083eb0be7c146c14add3ddacb6c7d4053ce6.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2288
- C:\Users\Admin\AppData\Local\Temp\bc9761b9843d8a19a13e393369dd083eb0be7c146c14add3ddacb6c7d4053ce6.exe
  "C:\Users\Admin\AppData\Local\Temp\bc9761b9843d8a19a13e393369dd083eb0be7c146c14add3ddacb6c7d4053ce6.exe"
  2⤵
  - Adds Run key to start application
  - Modifies system certificate store
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:1864
- - C:\Windows\SysWOW64\icacls.exe
    icacls "C:\Users\Admin\AppData\Local\4e439c4c-301c-4154-ba88-ec44ba57a322" /deny *S-1-1-0:(OI)(CI)(DE,DC)
    3⤵
    - Modifies file permissions
    PID:1164
- - C:\Users\Admin\AppData\Local\Temp\bc9761b9843d8a19a13e393369dd083eb0be7c146c14add3ddacb6c7d4053ce6.exe
    "C:\Users\Admin\AppData\Local\Temp\bc9761b9843d8a19a13e393369dd083eb0be7c146c14add3ddacb6c7d4053ce6.exe" --Admin IsNotAutoStart IsNotTask
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious use of WriteProcessMemory
    PID:4000
  - - C:\Users\Admin\AppData\Local\Temp\bc9761b9843d8a19a13e393369dd083eb0be7c146c14add3ddacb6c7d4053ce6.exe
      "C:\Users\Admin\AppData\Local\Temp\bc9761b9843d8a19a13e393369dd083eb0be7c146c14add3ddacb6c7d4053ce6.exe" --Admin IsNotAutoStart IsNotTask
      4⤵
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of WriteProcessMemory
      PID:1244
    - - C:\Users\Admin\AppData\Local\a8cf6a0a-78e3-40e3-84da-dd4e78f64bf3\build2.exe
        
        "C:\Users\Admin\AppData\Local\a8cf6a0a-78e3-40e3-84da-dd4e78f64bf3\build2.exe"
        5⤵
        Executes dropped EXE
        Suspicious use of SetThreadContext
        Suspicious use of WriteProcessMemory
        
        PID:2820
      - C:\Users\Admin\AppData\Local\a8cf6a0a-78e3-40e3-84da-dd4e78f64bf3\build2.exe
        
        "C:\Users\Admin\AppData\Local\a8cf6a0a-78e3-40e3-84da-dd4e78f64bf3\build2.exe"
        6⤵
        Executes dropped EXE
        Loads dropped DLL
        Checks processor information in registry
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of WriteProcessMemory
        
        PID:724
        
        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\a8cf6a0a-78e3-40e3-84da-dd4e78f64bf3\build2.exe" & del C:\ProgramData\*.dll & exit
        7⤵
        Suspicious use of WriteProcessMemory
        
        PID:1084
        
        C:\Windows\SysWOW64\taskkill.exe
        
        taskkill /im build2.exe /f
        8⤵
        Kills process with taskkill
        Suspicious use of AdjustPrivilegeToken
        
        PID:1064
        
        C:\Windows\SysWOW64\timeout.exe
        
        timeout /t 6
        8⤵
        Delays execution with timeout.exe
        
        PID:1540

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
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
beba2755ab9af920dc5fec3633df2160

SHA1
7f03bf277d9bd3ce82ec97f3bd22509b44bd8eec

SHA256
02b16574d058fb2e995fc124499a8fbdc4c9466e1fb73001e41d76277d2431ba

SHA512
4699be9b44973552a056e40b4a5c3b09ce4108da235efdd3a17b58851f5ed9d05cfe686fa1e1cdb93492df0e0cd26377789e68ed0efbe737f607ecfeaa9e331b

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

MD5
622e4d299c2ad970cd12f8b7030be385

SHA1
4f7ac52e3013f99a6e2e0ad8064572cab29e3e75

SHA256
58d6a547dd1519bd968f7b0f608481c6de838cd0cc52d1ddc2728ea906c2c679

SHA512
a3cbe02d632cecb7d849e84db5d2ced7e8945875b82d997e1c7ec9e7dc4b04ed6ef0f06c76eeaa2c5e53694467f780b89ea28ef7876b2ebf3fb3012e07f6d893

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C:\Users\Admin\AppData\Local\4e439c4c-301c-4154-ba88-ec44ba57a322\bc9761b9843d8a19a13e393369dd083eb0be7c146c14add3ddacb6c7d4053ce6.exe

MD5
d2ec7cfd60235f4e885a0e6bea365b62

SHA1
4f630b80028b2b8f31a0630d152f6b79b7205ee9

SHA256
bc9761b9843d8a19a13e393369dd083eb0be7c146c14add3ddacb6c7d4053ce6

SHA512
17242c29b3a8893df6c76e7f603fdd368fe5886ce5c0ec08cd06534dbf0ed3b3a554fbc8f2cb3e601ce38555a73dd42063417012b8361350a9ba03ab535310d6

Download Submit
C:\Users\Admin\AppData\Local\a8cf6a0a-78e3-40e3-84da-dd4e78f64bf3\build2.exe

MD5
37f77c6f8805407d31d2b2b63e853316

SHA1
2535b538d6c9337a10ac4ed80f5f7b6bceeea00a

SHA256
c19a32b2c1b56473245cb672da9d589227f52966b40c9b761765e85418052f35

SHA512
71208f96291b8d808e33202587882bbd771a5169e60ba1568051148535977475f345c3f61f1a1d4a413b4a3ed278d6167335d9ea49b7b318d6ee303ae3db4cb1

Download Submit
C:\Users\Admin\AppData\Local\a8cf6a0a-78e3-40e3-84da-dd4e78f64bf3\build2.exe

MD5
37f77c6f8805407d31d2b2b63e853316

SHA1
2535b538d6c9337a10ac4ed80f5f7b6bceeea00a

SHA256
c19a32b2c1b56473245cb672da9d589227f52966b40c9b761765e85418052f35

SHA512
71208f96291b8d808e33202587882bbd771a5169e60ba1568051148535977475f345c3f61f1a1d4a413b4a3ed278d6167335d9ea49b7b318d6ee303ae3db4cb1

Download Submit
C:\Users\Admin\AppData\Local\a8cf6a0a-78e3-40e3-84da-dd4e78f64bf3\build2.exe

MD5
37f77c6f8805407d31d2b2b63e853316

SHA1
2535b538d6c9337a10ac4ed80f5f7b6bceeea00a

SHA256
c19a32b2c1b56473245cb672da9d589227f52966b40c9b761765e85418052f35

SHA512
71208f96291b8d808e33202587882bbd771a5169e60ba1568051148535977475f345c3f61f1a1d4a413b4a3ed278d6167335d9ea49b7b318d6ee303ae3db4cb1

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/724-137-0x00000000004A51CD-mapping.dmp

Download
memory/724-141-0x0000000000400000-0x00000000004DC000-memory.dmp

Filesize
880KB

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memory/724-136-0x0000000000400000-0x00000000004DC000-memory.dmp

Filesize
880KB

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memory/1064-145-0x0000000000000000-mapping.dmp

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memory/1084-144-0x0000000000000000-mapping.dmp

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memory/1164-123-0x0000000000000000-mapping.dmp

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memory/1244-127-0x0000000000424141-mapping.dmp

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memory/1244-132-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

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memory/1540-146-0x0000000000000000-mapping.dmp

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memory/1864-118-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

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memory/1864-122-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

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memory/1864-119-0x0000000000424141-mapping.dmp

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memory/2288-121-0x00000000049E0000-0x0000000004AFB000-memory.dmp

Filesize
1.1MB

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memory/2288-120-0x0000000004940000-0x00000000049D2000-memory.dmp

Filesize
584KB

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memory/2820-139-0x0000000002D60000-0x0000000002DDD000-memory.dmp

Filesize
500KB

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memory/2820-133-0x0000000000000000-mapping.dmp

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memory/2820-140-0x00000000048B0000-0x0000000004989000-memory.dmp

Filesize
868KB

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memory/4000-125-0x0000000000000000-mapping.dmp

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