djvu | 615045c3edfb76585348cb27a04253d874a0d279b8302469cad0cc955bc34d2a

Analysis

max time kernel
110s
max time network
131s
platform
windows10_x64
resource
win10-en-20211104
submitted
01-12-2021 14:09

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General

Target

615045c3edfb76585348cb27a04253d874a0d279b8302469cad0cc955bc34d2a.exe
Size

834KB
MD5

696e45ae1683fb8bef0ddb0f1eb41963
SHA1

cd2ec125f37915f69520ece7fa7e1c3bcc348e46
SHA256

615045c3edfb76585348cb27a04253d874a0d279b8302469cad0cc955bc34d2a
SHA512

85dd569d4750ad7a5cfeb7a83f21b7b01a5136fc4230793057294f097263cb5f156ccaf1a0c936664be09888be61223c2b09f0f257f68a07aa2339b353739203

Score

10^/10

djvu vidar 517 discovery persistence ransomware spyware stealer suricata

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
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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 7 IoCs

Processes:

resource	yara_rule
behavioral1/memory/4092-119-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/4092-120-0x0000000000424141-mapping.dmp	family_djvu
behavioral1/memory/2572-121-0x0000000000990000-0x0000000000AAB000-memory.dmp	family_djvu
behavioral1/memory/4092-122-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/3564-128-0x0000000000424141-mapping.dmp	family_djvu
behavioral1/memory/3564-133-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/612-140-0x0000000002CA0000-0x0000000002DEA000-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
suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request
suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request
suricata
suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)
suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)
suricata
suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload
suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload
suricata
suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil
suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil
suricata

Vidar Stealer 4 IoCs

stealer

Processes:

resource	yara_rule
behavioral1/memory/396-137-0x0000000000400000-0x00000000004DC000-memory.dmp	family_vidar
behavioral1/memory/396-138-0x00000000004A51CD-mapping.dmp	family_vidar
behavioral1/memory/612-141-0x00000000048C0000-0x0000000004999000-memory.dmp	family_vidar
behavioral1/memory/396-142-0x0000000000400000-0x00000000004DC000-memory.dmp	family_vidar

Downloads MZ/PE file
Executes dropped EXE 2 IoCs

Processes:

build2.exebuild2.exe

pid process

612 build2.exe
396 build2.exe
Loads dropped DLL 2 IoCs

Processes:

build2.exe

pid process

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

File Permissions Modification
T1222

Processes:

icacls.exe

pid process

1352 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
612	build2.exe
396	build2.exe

pid	process
396	build2.exe
396	build2.exe

pid	process
1352	icacls.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

615045c3edfb76585348cb27a04253d874a0d279b8302469cad0cc955bc34d2a.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\\5c0c9425-72a2-4834-83d3-d2dded7944d6\\615045c3edfb76585348cb27a04253d874a0d279b8302469cad0cc955bc34d2a.exe\" --AutoStart"	615045c3edfb76585348cb27a04253d874a0d279b8302469cad0cc955bc34d2a.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

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

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

Suspicious use of SetThreadContext 3 IoCs

Processes:

615045c3edfb76585348cb27a04253d874a0d279b8302469cad0cc955bc34d2a.exe615045c3edfb76585348cb27a04253d874a0d279b8302469cad0cc955bc34d2a.exebuild2.exe

description	pid	process	target process
PID 2572 set thread context of 4092	2572	615045c3edfb76585348cb27a04253d874a0d279b8302469cad0cc955bc34d2a.exe	615045c3edfb76585348cb27a04253d874a0d279b8302469cad0cc955bc34d2a.exe
PID 2732 set thread context of 3564	2732	615045c3edfb76585348cb27a04253d874a0d279b8302469cad0cc955bc34d2a.exe	615045c3edfb76585348cb27a04253d874a0d279b8302469cad0cc955bc34d2a.exe
PID 612 set thread context of 396	612	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

2532 timeout.exe
Kills process with taskkill 1 IoCs
evasion

Processes:

taskkill.exe

pid process

400 taskkill.exe

pid	process
2532	timeout.exe

pid	process
400	taskkill.exe

Modifies system certificate store 2 TTPs 2 IoCs

evasion spyware trojan

Install Root Certificate

T1130

Modify Registry

T1112

Processes:

615045c3edfb76585348cb27a04253d874a0d279b8302469cad0cc955bc34d2a.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349	615045c3edfb76585348cb27a04253d874a0d279b8302469cad0cc955bc34d2a.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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	615045c3edfb76585348cb27a04253d874a0d279b8302469cad0cc955bc34d2a.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

Processes:

615045c3edfb76585348cb27a04253d874a0d279b8302469cad0cc955bc34d2a.exe615045c3edfb76585348cb27a04253d874a0d279b8302469cad0cc955bc34d2a.exebuild2.exe

pid	process
4092	615045c3edfb76585348cb27a04253d874a0d279b8302469cad0cc955bc34d2a.exe
4092	615045c3edfb76585348cb27a04253d874a0d279b8302469cad0cc955bc34d2a.exe
3564	615045c3edfb76585348cb27a04253d874a0d279b8302469cad0cc955bc34d2a.exe
3564	615045c3edfb76585348cb27a04253d874a0d279b8302469cad0cc955bc34d2a.exe
396	build2.exe
396	build2.exe
396	build2.exe
396	build2.exe
396	build2.exe
396	build2.exe
396	build2.exe
396	build2.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

taskkill.exe

description pid process

Token: SeDebugPrivilege 400 taskkill.exe

description	pid	process
Token: SeDebugPrivilege	400	taskkill.exe

Suspicious use of WriteProcessMemory 46 IoCs

Processes:

615045c3edfb76585348cb27a04253d874a0d279b8302469cad0cc955bc34d2a.exe615045c3edfb76585348cb27a04253d874a0d279b8302469cad0cc955bc34d2a.exe615045c3edfb76585348cb27a04253d874a0d279b8302469cad0cc955bc34d2a.exe615045c3edfb76585348cb27a04253d874a0d279b8302469cad0cc955bc34d2a.exebuild2.exebuild2.execmd.exe

description	pid	process	target process
PID 2572 wrote to memory of 4092	2572	615045c3edfb76585348cb27a04253d874a0d279b8302469cad0cc955bc34d2a.exe	615045c3edfb76585348cb27a04253d874a0d279b8302469cad0cc955bc34d2a.exe
PID 2572 wrote to memory of 4092	2572	615045c3edfb76585348cb27a04253d874a0d279b8302469cad0cc955bc34d2a.exe	615045c3edfb76585348cb27a04253d874a0d279b8302469cad0cc955bc34d2a.exe
PID 2572 wrote to memory of 4092	2572	615045c3edfb76585348cb27a04253d874a0d279b8302469cad0cc955bc34d2a.exe	615045c3edfb76585348cb27a04253d874a0d279b8302469cad0cc955bc34d2a.exe
PID 2572 wrote to memory of 4092	2572	615045c3edfb76585348cb27a04253d874a0d279b8302469cad0cc955bc34d2a.exe	615045c3edfb76585348cb27a04253d874a0d279b8302469cad0cc955bc34d2a.exe
PID 2572 wrote to memory of 4092	2572	615045c3edfb76585348cb27a04253d874a0d279b8302469cad0cc955bc34d2a.exe	615045c3edfb76585348cb27a04253d874a0d279b8302469cad0cc955bc34d2a.exe
PID 2572 wrote to memory of 4092	2572	615045c3edfb76585348cb27a04253d874a0d279b8302469cad0cc955bc34d2a.exe	615045c3edfb76585348cb27a04253d874a0d279b8302469cad0cc955bc34d2a.exe
PID 2572 wrote to memory of 4092	2572	615045c3edfb76585348cb27a04253d874a0d279b8302469cad0cc955bc34d2a.exe	615045c3edfb76585348cb27a04253d874a0d279b8302469cad0cc955bc34d2a.exe
PID 2572 wrote to memory of 4092	2572	615045c3edfb76585348cb27a04253d874a0d279b8302469cad0cc955bc34d2a.exe	615045c3edfb76585348cb27a04253d874a0d279b8302469cad0cc955bc34d2a.exe
PID 2572 wrote to memory of 4092	2572	615045c3edfb76585348cb27a04253d874a0d279b8302469cad0cc955bc34d2a.exe	615045c3edfb76585348cb27a04253d874a0d279b8302469cad0cc955bc34d2a.exe
PID 2572 wrote to memory of 4092	2572	615045c3edfb76585348cb27a04253d874a0d279b8302469cad0cc955bc34d2a.exe	615045c3edfb76585348cb27a04253d874a0d279b8302469cad0cc955bc34d2a.exe
PID 4092 wrote to memory of 1352	4092	615045c3edfb76585348cb27a04253d874a0d279b8302469cad0cc955bc34d2a.exe	icacls.exe
PID 4092 wrote to memory of 1352	4092	615045c3edfb76585348cb27a04253d874a0d279b8302469cad0cc955bc34d2a.exe	icacls.exe
PID 4092 wrote to memory of 1352	4092	615045c3edfb76585348cb27a04253d874a0d279b8302469cad0cc955bc34d2a.exe	icacls.exe
PID 4092 wrote to memory of 2732	4092	615045c3edfb76585348cb27a04253d874a0d279b8302469cad0cc955bc34d2a.exe	615045c3edfb76585348cb27a04253d874a0d279b8302469cad0cc955bc34d2a.exe
PID 4092 wrote to memory of 2732	4092	615045c3edfb76585348cb27a04253d874a0d279b8302469cad0cc955bc34d2a.exe	615045c3edfb76585348cb27a04253d874a0d279b8302469cad0cc955bc34d2a.exe
PID 4092 wrote to memory of 2732	4092	615045c3edfb76585348cb27a04253d874a0d279b8302469cad0cc955bc34d2a.exe	615045c3edfb76585348cb27a04253d874a0d279b8302469cad0cc955bc34d2a.exe
PID 2732 wrote to memory of 3564	2732	615045c3edfb76585348cb27a04253d874a0d279b8302469cad0cc955bc34d2a.exe	615045c3edfb76585348cb27a04253d874a0d279b8302469cad0cc955bc34d2a.exe
PID 2732 wrote to memory of 3564	2732	615045c3edfb76585348cb27a04253d874a0d279b8302469cad0cc955bc34d2a.exe	615045c3edfb76585348cb27a04253d874a0d279b8302469cad0cc955bc34d2a.exe
PID 2732 wrote to memory of 3564	2732	615045c3edfb76585348cb27a04253d874a0d279b8302469cad0cc955bc34d2a.exe	615045c3edfb76585348cb27a04253d874a0d279b8302469cad0cc955bc34d2a.exe
PID 2732 wrote to memory of 3564	2732	615045c3edfb76585348cb27a04253d874a0d279b8302469cad0cc955bc34d2a.exe	615045c3edfb76585348cb27a04253d874a0d279b8302469cad0cc955bc34d2a.exe
PID 2732 wrote to memory of 3564	2732	615045c3edfb76585348cb27a04253d874a0d279b8302469cad0cc955bc34d2a.exe	615045c3edfb76585348cb27a04253d874a0d279b8302469cad0cc955bc34d2a.exe
PID 2732 wrote to memory of 3564	2732	615045c3edfb76585348cb27a04253d874a0d279b8302469cad0cc955bc34d2a.exe	615045c3edfb76585348cb27a04253d874a0d279b8302469cad0cc955bc34d2a.exe
PID 2732 wrote to memory of 3564	2732	615045c3edfb76585348cb27a04253d874a0d279b8302469cad0cc955bc34d2a.exe	615045c3edfb76585348cb27a04253d874a0d279b8302469cad0cc955bc34d2a.exe
PID 2732 wrote to memory of 3564	2732	615045c3edfb76585348cb27a04253d874a0d279b8302469cad0cc955bc34d2a.exe	615045c3edfb76585348cb27a04253d874a0d279b8302469cad0cc955bc34d2a.exe
PID 2732 wrote to memory of 3564	2732	615045c3edfb76585348cb27a04253d874a0d279b8302469cad0cc955bc34d2a.exe	615045c3edfb76585348cb27a04253d874a0d279b8302469cad0cc955bc34d2a.exe
PID 2732 wrote to memory of 3564	2732	615045c3edfb76585348cb27a04253d874a0d279b8302469cad0cc955bc34d2a.exe	615045c3edfb76585348cb27a04253d874a0d279b8302469cad0cc955bc34d2a.exe
PID 3564 wrote to memory of 612	3564	615045c3edfb76585348cb27a04253d874a0d279b8302469cad0cc955bc34d2a.exe	build2.exe
PID 3564 wrote to memory of 612	3564	615045c3edfb76585348cb27a04253d874a0d279b8302469cad0cc955bc34d2a.exe	build2.exe
PID 3564 wrote to memory of 612	3564	615045c3edfb76585348cb27a04253d874a0d279b8302469cad0cc955bc34d2a.exe	build2.exe
PID 612 wrote to memory of 396	612	build2.exe	build2.exe
PID 612 wrote to memory of 396	612	build2.exe	build2.exe
PID 612 wrote to memory of 396	612	build2.exe	build2.exe
PID 612 wrote to memory of 396	612	build2.exe	build2.exe
PID 612 wrote to memory of 396	612	build2.exe	build2.exe
PID 612 wrote to memory of 396	612	build2.exe	build2.exe
PID 612 wrote to memory of 396	612	build2.exe	build2.exe
PID 612 wrote to memory of 396	612	build2.exe	build2.exe
PID 396 wrote to memory of 3584	396	build2.exe	cmd.exe
PID 396 wrote to memory of 3584	396	build2.exe	cmd.exe
PID 396 wrote to memory of 3584	396	build2.exe	cmd.exe
PID 3584 wrote to memory of 400	3584	cmd.exe	taskkill.exe
PID 3584 wrote to memory of 400	3584	cmd.exe	taskkill.exe
PID 3584 wrote to memory of 400	3584	cmd.exe	taskkill.exe
PID 3584 wrote to memory of 2532	3584	cmd.exe	timeout.exe
PID 3584 wrote to memory of 2532	3584	cmd.exe	timeout.exe
PID 3584 wrote to memory of 2532	3584	cmd.exe	timeout.exe

C:\Users\Admin\AppData\Local\Temp\615045c3edfb76585348cb27a04253d874a0d279b8302469cad0cc955bc34d2a.exe
"C:\Users\Admin\AppData\Local\Temp\615045c3edfb76585348cb27a04253d874a0d279b8302469cad0cc955bc34d2a.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2572

C:\Users\Admin\AppData\Local\Temp\615045c3edfb76585348cb27a04253d874a0d279b8302469cad0cc955bc34d2a.exe
"C:\Users\Admin\AppData\Local\Temp\615045c3edfb76585348cb27a04253d874a0d279b8302469cad0cc955bc34d2a.exe"
2⤵
- Adds Run key to start application
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4092

C:\Windows\SysWOW64\icacls.exe
icacls "C:\Users\Admin\AppData\Local\5c0c9425-72a2-4834-83d3-d2dded7944d6" /deny *S-1-1-0:(OI)(CI)(DE,DC)
3⤵
- Modifies file permissions
PID:1352

C:\Users\Admin\AppData\Local\Temp\615045c3edfb76585348cb27a04253d874a0d279b8302469cad0cc955bc34d2a.exe
"C:\Users\Admin\AppData\Local\Temp\615045c3edfb76585348cb27a04253d874a0d279b8302469cad0cc955bc34d2a.exe" --Admin IsNotAutoStart IsNotTask
3⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2732

C:\Users\Admin\AppData\Local\Temp\615045c3edfb76585348cb27a04253d874a0d279b8302469cad0cc955bc34d2a.exe
"C:\Users\Admin\AppData\Local\Temp\615045c3edfb76585348cb27a04253d874a0d279b8302469cad0cc955bc34d2a.exe" --Admin IsNotAutoStart IsNotTask
4⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3564

C:\Users\Admin\AppData\Local\20dcbf59-b7d5-4e4a-8011-ce5465b5a663\build2.exe
"C:\Users\Admin\AppData\Local\20dcbf59-b7d5-4e4a-8011-ce5465b5a663\build2.exe"
5⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:612

C:\Users\Admin\AppData\Local\20dcbf59-b7d5-4e4a-8011-ce5465b5a663\build2.exe
"C:\Users\Admin\AppData\Local\20dcbf59-b7d5-4e4a-8011-ce5465b5a663\build2.exe"
6⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:396

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\20dcbf59-b7d5-4e4a-8011-ce5465b5a663\build2.exe" & del C:\ProgramData\*.dll & exit
7⤵
- Suspicious use of WriteProcessMemory
PID:3584

C:\Windows\SysWOW64\taskkill.exe
taskkill /im build2.exe /f
8⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:400

C:\Windows\SysWOW64\timeout.exe
timeout /t 6
8⤵
- Delays execution with timeout.exe
PID:2532

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
237cc7db072d97a949e15c2d8dbea891

SHA1
43ef7b53667e94ae04496fa6cf6efc7f9a8ba83f

SHA256
7f9669eedb0bdb3b6647128101ec024ac5fc2447bd4372fbc8b4389f5d255acb

SHA512
07c69dbcb95369ffcfdcbe402d582e7dcad1b5f2976f9156460197c891eefae41b43d2640df96d08c4ae2338a5c8d03aeaa662487d0635678d34622aede96b2b

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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\B2FAF7692FD9FFBD64EDE317E42334BA_D7393C8F62BDE4D4CB606228BC7A711E
MD5
5db4d4fdb4428e5d3c794ed0a7c25958

SHA1
374866bf683c5c6a3620d7dcfe29ef04221c4723

SHA256
19ee4604acc3747d7a43fe1703dcacf39ca80e58a5f20e8607172b8f7037e45e

SHA512
8ad3ce80577dfc0e4edfb40c548d6b5ba88ca22bca51d0c9fe757d9e155372fe4c212ae12e8f7ed13fd40369a0722399b41c5f0edf9eb03de57fbd9890b2989d

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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\07CEF2F654E3ED6050FFC9B6EB844250_3431D4C539FB2CFCB781821E9902850D
MD5
b900882a1586870308b14c645ad87942

SHA1
4ee570190ceccfd52f4d9a127c0d622da5ff33e6

SHA256
8d8ef2299b703c121431ca80878a676e67dcc5702d7603cb9dc285622b6abb65

SHA512
67f4cce0bf378420a388ccc3f60f8f5d1cbde97e3d1a7dd5696d4d051f55d92768cfcf3e7945e98e0d99c5753d22a7580752aa5dc0e4922cf0041a3e75aa8bac

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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\B2FAF7692FD9FFBD64EDE317E42334BA_D7393C8F62BDE4D4CB606228BC7A711E
MD5
3971d598d75abab2f1b5159f7357ae0c

SHA1
1de63d920109eb65cde541c4e1733193606dc69c

SHA256
b26af090f52425f1854778bd4da143596be7dcc9a5b9871a970df8bcf2bdcc85

SHA512
9d49c6c63dd7aab57c2442e143570d1c1bb6af9b0485cbe096ac788420b0cde1220cfac27cf4e4b614c5422fd91fddd69d2454f3ef93b342b83dc90550418106

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C:\Users\Admin\AppData\Local\20dcbf59-b7d5-4e4a-8011-ce5465b5a663\build2.exe
MD5
37f77c6f8805407d31d2b2b63e853316

SHA1
2535b538d6c9337a10ac4ed80f5f7b6bceeea00a

SHA256
c19a32b2c1b56473245cb672da9d589227f52966b40c9b761765e85418052f35

SHA512
71208f96291b8d808e33202587882bbd771a5169e60ba1568051148535977475f345c3f61f1a1d4a413b4a3ed278d6167335d9ea49b7b318d6ee303ae3db4cb1

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C:\Users\Admin\AppData\Local\20dcbf59-b7d5-4e4a-8011-ce5465b5a663\build2.exe
MD5
37f77c6f8805407d31d2b2b63e853316

SHA1
2535b538d6c9337a10ac4ed80f5f7b6bceeea00a

SHA256
c19a32b2c1b56473245cb672da9d589227f52966b40c9b761765e85418052f35

SHA512
71208f96291b8d808e33202587882bbd771a5169e60ba1568051148535977475f345c3f61f1a1d4a413b4a3ed278d6167335d9ea49b7b318d6ee303ae3db4cb1

Download Submit
C:\Users\Admin\AppData\Local\20dcbf59-b7d5-4e4a-8011-ce5465b5a663\build2.exe
MD5
37f77c6f8805407d31d2b2b63e853316

SHA1
2535b538d6c9337a10ac4ed80f5f7b6bceeea00a

SHA256
c19a32b2c1b56473245cb672da9d589227f52966b40c9b761765e85418052f35

SHA512
71208f96291b8d808e33202587882bbd771a5169e60ba1568051148535977475f345c3f61f1a1d4a413b4a3ed278d6167335d9ea49b7b318d6ee303ae3db4cb1

Download Submit
C:\Users\Admin\AppData\Local\5c0c9425-72a2-4834-83d3-d2dded7944d6\615045c3edfb76585348cb27a04253d874a0d279b8302469cad0cc955bc34d2a.exe
MD5
696e45ae1683fb8bef0ddb0f1eb41963

SHA1
cd2ec125f37915f69520ece7fa7e1c3bcc348e46

SHA256
615045c3edfb76585348cb27a04253d874a0d279b8302469cad0cc955bc34d2a

SHA512
85dd569d4750ad7a5cfeb7a83f21b7b01a5136fc4230793057294f097263cb5f156ccaf1a0c936664be09888be61223c2b09f0f257f68a07aa2339b353739203

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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/396-138-0x00000000004A51CD-mapping.dmp

Download
memory/396-142-0x0000000000400000-0x00000000004DC000-memory.dmp

Filesize
880KB

Download
memory/396-137-0x0000000000400000-0x00000000004DC000-memory.dmp

Filesize
880KB

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memory/400-146-0x0000000000000000-mapping.dmp

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memory/612-134-0x0000000000000000-mapping.dmp

Download
memory/612-141-0x00000000048C0000-0x0000000004999000-memory.dmp

Filesize
868KB

Download
memory/612-140-0x0000000002CA0000-0x0000000002DEA000-memory.dmp

Filesize
1.3MB

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memory/1352-123-0x0000000000000000-mapping.dmp

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memory/2532-147-0x0000000000000000-mapping.dmp

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memory/2572-121-0x0000000000990000-0x0000000000AAB000-memory.dmp

Filesize
1.1MB

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memory/2732-125-0x0000000000000000-mapping.dmp

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memory/2732-126-0x0000000000632000-0x00000000006C4000-memory.dmp

Filesize
584KB

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memory/3564-128-0x0000000000424141-mapping.dmp

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memory/3564-133-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

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memory/3584-145-0x0000000000000000-mapping.dmp

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memory/4092-120-0x0000000000424141-mapping.dmp

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memory/4092-122-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

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memory/4092-119-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

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