djvu | 4dea91eef9a1ee54886420c4d91c76e77dfba08da884d4563b4799ea5b617b25

Analysis

max time kernel
170s
max time network
295s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
20/09/2022, 14:07

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General

Target

4dea91eef9a1ee54886420c4d91c76e77dfba08da884d4563b4799ea5b617b25.exe
Size

726KB
MD5

7d7c4b68da55015e049a3220746daa31
SHA1

fc12c27f86a47b3828a53a2fb2c30d9319e3aa63
SHA256

4dea91eef9a1ee54886420c4d91c76e77dfba08da884d4563b4799ea5b617b25
SHA512

20d0f0824a9615d28f8a529bb705554ac803574894e16c006e7d4111a6c4aade1aed0d36b5269e88c7b768299f1bf27af98cf54d27af94f5657a570bf0bae3d2
SSDEEP

12288:ksyJ3+nvBRjBfavh0EoS/FS8hRbzm+ZXWeoMz2zDt2O9KbP:ksyJ6Bvfavh0vGS6JzfNWkq5pKb

Score

10^/10

djvu discovery persistence ransomware spyware stealer

Malware Config

Extracted

Family

djvu

http://acacaca.org/test3/get.php

Attributes

extension
.mmvb
offline_id
yd6oYv6aBN90yFzTWdZ34sXSXtXiauzOLXZyWht1
payload_url
http://rgyui.top/dl/build2.exe

http://acacaca.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-xuPJqoyzQE 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: 0556Jhyjd

rsa_pubkey.plain

Signatures

Detected Djvu ransomware 9 IoCs

resource	yara_rule
behavioral1/memory/1492-55-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/1492-56-0x0000000000424141-mapping.dmp	family_djvu
behavioral1/memory/872-60-0x0000000002C00000-0x0000000002D1B000-memory.dmp	family_djvu
behavioral1/memory/1492-61-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/1492-62-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/1492-67-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/568-70-0x0000000000424141-mapping.dmp	family_djvu
behavioral1/memory/568-73-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/568-74-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu

Djvu Ransomware
Ransomware which is a variant of the STOP family.
ransomware djvu
Downloads MZ/PE file

Executes dropped EXE 4 IoCs

pid	Process
1908	build2.exe
1000	build2.exe
1068	build3.exe
1836	mstsca.exe

Loads dropped DLL 6 IoCs

pid	Process
568	4dea91eef9a1ee54886420c4d91c76e77dfba08da884d4563b4799ea5b617b25.exe
568	4dea91eef9a1ee54886420c4d91c76e77dfba08da884d4563b4799ea5b617b25.exe
1000	build2.exe
1000	build2.exe
568	4dea91eef9a1ee54886420c4d91c76e77dfba08da884d4563b4799ea5b617b25.exe
568	4dea91eef9a1ee54886420c4d91c76e77dfba08da884d4563b4799ea5b617b25.exe

Modifies file permissions 1 TTPs 1 IoCs

discovery

File and Directory Permissions Modification

T1222

pid	Process
1180	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

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-2292972927-2705560509-2768824231-1000\Software\Microsoft\Windows\CurrentVersion\Run\SysHelper = "\"C:\\Users\\Admin\\AppData\\Local\\9f4ef7f1-5d19-4e5b-a78e-cf630515eb54\\4dea91eef9a1ee54886420c4d91c76e77dfba08da884d4563b4799ea5b617b25.exe\" --AutoStart"	4dea91eef9a1ee54886420c4d91c76e77dfba08da884d4563b4799ea5b617b25.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 1 IoCs

Uses a legitimate IP lookup service to find the infected system's external IP.

flow	ioc
3	api.2ip.ua

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 872 set thread context of 1492	872	4dea91eef9a1ee54886420c4d91c76e77dfba08da884d4563b4799ea5b617b25.exe	27
PID 1584 set thread context of 568	1584	4dea91eef9a1ee54886420c4d91c76e77dfba08da884d4563b4799ea5b617b25.exe	32
PID 1908 set thread context of 1000	1908	build2.exe	35

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

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

Creates scheduled task(s) 1 TTPs 2 IoCs

Schtasks is often used by malware for persistence or to perform post-infection execution.

persistence

Scheduled Task

T1053

pid	Process
1600	schtasks.exe
2020	schtasks.exe

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
1536	timeout.exe

Kills process with taskkill 1 IoCs

evasion

pid	Process
832	taskkill.exe

Modifies system certificate store 2 TTPs 6 IoCs

evasion spyware trojan

Install Root Certificate

T1130

Modify Registry

T1112

description	ioc	Process
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8\Blob = 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	build2.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13	build2.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13\Blob = 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	build2.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13\Blob = 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	build2.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\DAC9024F54D8F6DF94935FB1732638CA6AD77C13\Blob = 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	build2.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8	build2.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

pid	Process
1492	4dea91eef9a1ee54886420c4d91c76e77dfba08da884d4563b4799ea5b617b25.exe
1492	4dea91eef9a1ee54886420c4d91c76e77dfba08da884d4563b4799ea5b617b25.exe
568	4dea91eef9a1ee54886420c4d91c76e77dfba08da884d4563b4799ea5b617b25.exe
1000	build2.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	832	taskkill.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 872 wrote to memory of 1492	872	4dea91eef9a1ee54886420c4d91c76e77dfba08da884d4563b4799ea5b617b25.exe	27
PID 872 wrote to memory of 1492	872	4dea91eef9a1ee54886420c4d91c76e77dfba08da884d4563b4799ea5b617b25.exe	27
PID 872 wrote to memory of 1492	872	4dea91eef9a1ee54886420c4d91c76e77dfba08da884d4563b4799ea5b617b25.exe	27
PID 872 wrote to memory of 1492	872	4dea91eef9a1ee54886420c4d91c76e77dfba08da884d4563b4799ea5b617b25.exe	27
PID 872 wrote to memory of 1492	872	4dea91eef9a1ee54886420c4d91c76e77dfba08da884d4563b4799ea5b617b25.exe	27
PID 872 wrote to memory of 1492	872	4dea91eef9a1ee54886420c4d91c76e77dfba08da884d4563b4799ea5b617b25.exe	27
PID 872 wrote to memory of 1492	872	4dea91eef9a1ee54886420c4d91c76e77dfba08da884d4563b4799ea5b617b25.exe	27
PID 872 wrote to memory of 1492	872	4dea91eef9a1ee54886420c4d91c76e77dfba08da884d4563b4799ea5b617b25.exe	27
PID 872 wrote to memory of 1492	872	4dea91eef9a1ee54886420c4d91c76e77dfba08da884d4563b4799ea5b617b25.exe	27
PID 872 wrote to memory of 1492	872	4dea91eef9a1ee54886420c4d91c76e77dfba08da884d4563b4799ea5b617b25.exe	27
PID 872 wrote to memory of 1492	872	4dea91eef9a1ee54886420c4d91c76e77dfba08da884d4563b4799ea5b617b25.exe	27
PID 1492 wrote to memory of 1180	1492	4dea91eef9a1ee54886420c4d91c76e77dfba08da884d4563b4799ea5b617b25.exe	30
PID 1492 wrote to memory of 1180	1492	4dea91eef9a1ee54886420c4d91c76e77dfba08da884d4563b4799ea5b617b25.exe	30
PID 1492 wrote to memory of 1180	1492	4dea91eef9a1ee54886420c4d91c76e77dfba08da884d4563b4799ea5b617b25.exe	30
PID 1492 wrote to memory of 1180	1492	4dea91eef9a1ee54886420c4d91c76e77dfba08da884d4563b4799ea5b617b25.exe	30
PID 1492 wrote to memory of 1584	1492	4dea91eef9a1ee54886420c4d91c76e77dfba08da884d4563b4799ea5b617b25.exe	31
PID 1492 wrote to memory of 1584	1492	4dea91eef9a1ee54886420c4d91c76e77dfba08da884d4563b4799ea5b617b25.exe	31
PID 1492 wrote to memory of 1584	1492	4dea91eef9a1ee54886420c4d91c76e77dfba08da884d4563b4799ea5b617b25.exe	31
PID 1492 wrote to memory of 1584	1492	4dea91eef9a1ee54886420c4d91c76e77dfba08da884d4563b4799ea5b617b25.exe	31
PID 1584 wrote to memory of 568	1584	4dea91eef9a1ee54886420c4d91c76e77dfba08da884d4563b4799ea5b617b25.exe	32
PID 1584 wrote to memory of 568	1584	4dea91eef9a1ee54886420c4d91c76e77dfba08da884d4563b4799ea5b617b25.exe	32
PID 1584 wrote to memory of 568	1584	4dea91eef9a1ee54886420c4d91c76e77dfba08da884d4563b4799ea5b617b25.exe	32
PID 1584 wrote to memory of 568	1584	4dea91eef9a1ee54886420c4d91c76e77dfba08da884d4563b4799ea5b617b25.exe	32
PID 1584 wrote to memory of 568	1584	4dea91eef9a1ee54886420c4d91c76e77dfba08da884d4563b4799ea5b617b25.exe	32
PID 1584 wrote to memory of 568	1584	4dea91eef9a1ee54886420c4d91c76e77dfba08da884d4563b4799ea5b617b25.exe	32
PID 1584 wrote to memory of 568	1584	4dea91eef9a1ee54886420c4d91c76e77dfba08da884d4563b4799ea5b617b25.exe	32
PID 1584 wrote to memory of 568	1584	4dea91eef9a1ee54886420c4d91c76e77dfba08da884d4563b4799ea5b617b25.exe	32
PID 1584 wrote to memory of 568	1584	4dea91eef9a1ee54886420c4d91c76e77dfba08da884d4563b4799ea5b617b25.exe	32
PID 1584 wrote to memory of 568	1584	4dea91eef9a1ee54886420c4d91c76e77dfba08da884d4563b4799ea5b617b25.exe	32
PID 1584 wrote to memory of 568	1584	4dea91eef9a1ee54886420c4d91c76e77dfba08da884d4563b4799ea5b617b25.exe	32
PID 568 wrote to memory of 1908	568	4dea91eef9a1ee54886420c4d91c76e77dfba08da884d4563b4799ea5b617b25.exe	34
PID 568 wrote to memory of 1908	568	4dea91eef9a1ee54886420c4d91c76e77dfba08da884d4563b4799ea5b617b25.exe	34
PID 568 wrote to memory of 1908	568	4dea91eef9a1ee54886420c4d91c76e77dfba08da884d4563b4799ea5b617b25.exe	34
PID 568 wrote to memory of 1908	568	4dea91eef9a1ee54886420c4d91c76e77dfba08da884d4563b4799ea5b617b25.exe	34
PID 1908 wrote to memory of 1000	1908	build2.exe	35
PID 1908 wrote to memory of 1000	1908	build2.exe	35
PID 1908 wrote to memory of 1000	1908	build2.exe	35
PID 1908 wrote to memory of 1000	1908	build2.exe	35
PID 1908 wrote to memory of 1000	1908	build2.exe	35
PID 1908 wrote to memory of 1000	1908	build2.exe	35
PID 1908 wrote to memory of 1000	1908	build2.exe	35
PID 1908 wrote to memory of 1000	1908	build2.exe	35
PID 1908 wrote to memory of 1000	1908	build2.exe	35
PID 1908 wrote to memory of 1000	1908	build2.exe	35
PID 1000 wrote to memory of 1588	1000	build2.exe	37
PID 1000 wrote to memory of 1588	1000	build2.exe	37
PID 1000 wrote to memory of 1588	1000	build2.exe	37
PID 1000 wrote to memory of 1588	1000	build2.exe	37
PID 1588 wrote to memory of 832	1588	cmd.exe	39
PID 1588 wrote to memory of 832	1588	cmd.exe	39
PID 1588 wrote to memory of 832	1588	cmd.exe	39
PID 1588 wrote to memory of 832	1588	cmd.exe	39
PID 1588 wrote to memory of 1536	1588	cmd.exe	41
PID 1588 wrote to memory of 1536	1588	cmd.exe	41
PID 1588 wrote to memory of 1536	1588	cmd.exe	41
PID 1588 wrote to memory of 1536	1588	cmd.exe	41
PID 568 wrote to memory of 1068	568	4dea91eef9a1ee54886420c4d91c76e77dfba08da884d4563b4799ea5b617b25.exe	42
PID 568 wrote to memory of 1068	568	4dea91eef9a1ee54886420c4d91c76e77dfba08da884d4563b4799ea5b617b25.exe	42
PID 568 wrote to memory of 1068	568	4dea91eef9a1ee54886420c4d91c76e77dfba08da884d4563b4799ea5b617b25.exe	42
PID 568 wrote to memory of 1068	568	4dea91eef9a1ee54886420c4d91c76e77dfba08da884d4563b4799ea5b617b25.exe	42
PID 1068 wrote to memory of 1600	1068	build3.exe	43
PID 1068 wrote to memory of 1600	1068	build3.exe	43
PID 1068 wrote to memory of 1600	1068	build3.exe	43
PID 1068 wrote to memory of 1600	1068	build3.exe	43

C:\Users\Admin\AppData\Local\Temp\4dea91eef9a1ee54886420c4d91c76e77dfba08da884d4563b4799ea5b617b25.exe
"C:\Users\Admin\AppData\Local\Temp\4dea91eef9a1ee54886420c4d91c76e77dfba08da884d4563b4799ea5b617b25.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:872
- C:\Users\Admin\AppData\Local\Temp\4dea91eef9a1ee54886420c4d91c76e77dfba08da884d4563b4799ea5b617b25.exe
  "C:\Users\Admin\AppData\Local\Temp\4dea91eef9a1ee54886420c4d91c76e77dfba08da884d4563b4799ea5b617b25.exe"
  2⤵
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:1492
- - C:\Windows\SysWOW64\icacls.exe
    icacls "C:\Users\Admin\AppData\Local\9f4ef7f1-5d19-4e5b-a78e-cf630515eb54" /deny *S-1-1-0:(OI)(CI)(DE,DC)
    3⤵
    - Modifies file permissions
    PID:1180
- - C:\Users\Admin\AppData\Local\Temp\4dea91eef9a1ee54886420c4d91c76e77dfba08da884d4563b4799ea5b617b25.exe
    "C:\Users\Admin\AppData\Local\Temp\4dea91eef9a1ee54886420c4d91c76e77dfba08da884d4563b4799ea5b617b25.exe" --Admin IsNotAutoStart IsNotTask
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious use of WriteProcessMemory
    PID:1584
  - - C:\Users\Admin\AppData\Local\Temp\4dea91eef9a1ee54886420c4d91c76e77dfba08da884d4563b4799ea5b617b25.exe
      "C:\Users\Admin\AppData\Local\Temp\4dea91eef9a1ee54886420c4d91c76e77dfba08da884d4563b4799ea5b617b25.exe" --Admin IsNotAutoStart IsNotTask
      4⤵
      Loads dropped DLL
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of WriteProcessMemory
      PID:568
    - - C:\Users\Admin\AppData\Local\434d86b7-9327-497a-8505-2e1ab6abe5d3\build2.exe
        
        "C:\Users\Admin\AppData\Local\434d86b7-9327-497a-8505-2e1ab6abe5d3\build2.exe"
        5⤵
        Executes dropped EXE
        Suspicious use of SetThreadContext
        Suspicious use of WriteProcessMemory
        
        PID:1908
      - C:\Users\Admin\AppData\Local\434d86b7-9327-497a-8505-2e1ab6abe5d3\build2.exe
        
        "C:\Users\Admin\AppData\Local\434d86b7-9327-497a-8505-2e1ab6abe5d3\build2.exe"
        6⤵
        Executes dropped EXE
        Loads dropped DLL
        Checks processor information in registry
        Modifies system certificate store
        Suspicious behavior: EnumeratesProcesses
        Suspicious use of WriteProcessMemory
        
        PID:1000
        
        C:\Windows\SysWOW64\cmd.exe
        
        "C:\Windows\System32\cmd.exe" PžÁ@k/c taskkill /im build2.exe /f & timeout /t 6 & del /f /q "C:\Users\Admin\AppData\Local\434d86b7-9327-497a-8505-2e1ab6abe5d3\build2.exe" & del C:\PrograData\*.dll & exit
        7⤵
        Suspicious use of WriteProcessMemory
        
        PID:1588
        
        C:\Windows\SysWOW64\taskkill.exe
        
        taskkill /im build2.exe /f
        8⤵
        Kills process with taskkill
        Suspicious use of AdjustPrivilegeToken
        
        PID:832
        
        C:\Windows\SysWOW64\timeout.exe
        
        timeout /t 6
        8⤵
        Delays execution with timeout.exe
        
        PID:1536
    - - C:\Users\Admin\AppData\Local\434d86b7-9327-497a-8505-2e1ab6abe5d3\build3.exe
        
        "C:\Users\Admin\AppData\Local\434d86b7-9327-497a-8505-2e1ab6abe5d3\build3.exe"
        5⤵
        Executes dropped EXE
        Suspicious use of WriteProcessMemory
        
        PID:1068
      - C:\Windows\SysWOW64\schtasks.exe
        
        /C /create /F /sc minute /mo 1 /tn "Azure-Update-Task" /tr "C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe"
        6⤵
        Creates scheduled task(s)
        
        PID:1600

C:\Windows\system32\taskeng.exe
taskeng.exe {83F7A231-6234-4EC6-810C-8233255B3B7E} S-1-5-21-2292972927-2705560509-2768824231-1000:GRXNNIIE\Admin:Interactive:[1]
1⤵
PID:1960
- C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
  C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
  2⤵
  - Executes dropped EXE
  PID:1836
- - C:\Windows\SysWOW64\schtasks.exe
    /C /create /F /sc minute /mo 1 /tn "Azure-Update-Task" /tr "C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe"
    3⤵
    - Creates scheduled task(s)
    PID:2020

Network

MITRE ATT&CK Enterprise v6

Initial Access

Execution

Scheduled Task

T1053

Persistence

Registry Run Keys / Startup Folder

T1060

Scheduled Task

T1053

Privilege Escalation

Scheduled Task

T1053

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

Replay Monitor

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Downloads

C:\Users\Admin\AppData\Local\434d86b7-9327-497a-8505-2e1ab6abe5d3\build2.exe

Filesize
246KB

MD5
4e08ecaa075b90f30327bf200d23130b

SHA1
f7b67a7abbe3815bd758933f7c4712bd4d4ec4b2

SHA256
6c11af0bbd346329224255d38a07fb9db5828881d3520ab4623c7a5fc09ecd47

SHA512
e7deeafe000b034cd4d71776cd1285e33d295a830f3459506dd7332e8c1c61b43ec2fdc406c22ba5262aa62a795421492f7e54602bfe08102b8b2a000d150bb7

Download Submit
C:\Users\Admin\AppData\Local\434d86b7-9327-497a-8505-2e1ab6abe5d3\build2.exe

Filesize
246KB

MD5
4e08ecaa075b90f30327bf200d23130b

SHA1
f7b67a7abbe3815bd758933f7c4712bd4d4ec4b2

SHA256
6c11af0bbd346329224255d38a07fb9db5828881d3520ab4623c7a5fc09ecd47

SHA512
e7deeafe000b034cd4d71776cd1285e33d295a830f3459506dd7332e8c1c61b43ec2fdc406c22ba5262aa62a795421492f7e54602bfe08102b8b2a000d150bb7

Download Submit
C:\Users\Admin\AppData\Local\434d86b7-9327-497a-8505-2e1ab6abe5d3\build2.exe

Filesize
246KB

MD5
4e08ecaa075b90f30327bf200d23130b

SHA1
f7b67a7abbe3815bd758933f7c4712bd4d4ec4b2

SHA256
6c11af0bbd346329224255d38a07fb9db5828881d3520ab4623c7a5fc09ecd47

SHA512
e7deeafe000b034cd4d71776cd1285e33d295a830f3459506dd7332e8c1c61b43ec2fdc406c22ba5262aa62a795421492f7e54602bfe08102b8b2a000d150bb7

Download Submit
C:\Users\Admin\AppData\Local\434d86b7-9327-497a-8505-2e1ab6abe5d3\build3.exe

Filesize
9KB

MD5
9ead10c08e72ae41921191f8db39bc16

SHA1
abe3bce01cd34afc88e2c838173f8c2bd0090ae1

SHA256
8d7f0e6b6877bdfb9f4531afafd0451f7d17f0ac24e2f2427e9b4ecc5452b9f0

SHA512
aa35dbc59a3589df2763e76a495ce5a9e62196628b4c1d098add38bd7f27c49edf93a66fb8507fb746e37ee32932da2460e440f241abe1a5a279abcc1e5ffe4a

Download Submit
C:\Users\Admin\AppData\Local\434d86b7-9327-497a-8505-2e1ab6abe5d3\build3.exe

Filesize
9KB

MD5
9ead10c08e72ae41921191f8db39bc16

SHA1
abe3bce01cd34afc88e2c838173f8c2bd0090ae1

SHA256
8d7f0e6b6877bdfb9f4531afafd0451f7d17f0ac24e2f2427e9b4ecc5452b9f0

SHA512
aa35dbc59a3589df2763e76a495ce5a9e62196628b4c1d098add38bd7f27c49edf93a66fb8507fb746e37ee32932da2460e440f241abe1a5a279abcc1e5ffe4a

Download Submit
C:\Users\Admin\AppData\Local\9f4ef7f1-5d19-4e5b-a78e-cf630515eb54\4dea91eef9a1ee54886420c4d91c76e77dfba08da884d4563b4799ea5b617b25.exe

Filesize
726KB

MD5
7d7c4b68da55015e049a3220746daa31

SHA1
fc12c27f86a47b3828a53a2fb2c30d9319e3aa63

SHA256
4dea91eef9a1ee54886420c4d91c76e77dfba08da884d4563b4799ea5b617b25

SHA512
20d0f0824a9615d28f8a529bb705554ac803574894e16c006e7d4111a6c4aade1aed0d36b5269e88c7b768299f1bf27af98cf54d27af94f5657a570bf0bae3d2

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe

Filesize
9KB

MD5
9ead10c08e72ae41921191f8db39bc16

SHA1
abe3bce01cd34afc88e2c838173f8c2bd0090ae1

SHA256
8d7f0e6b6877bdfb9f4531afafd0451f7d17f0ac24e2f2427e9b4ecc5452b9f0

SHA512
aa35dbc59a3589df2763e76a495ce5a9e62196628b4c1d098add38bd7f27c49edf93a66fb8507fb746e37ee32932da2460e440f241abe1a5a279abcc1e5ffe4a

Download Submit
C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe

Filesize
9KB

MD5
9ead10c08e72ae41921191f8db39bc16

SHA1
abe3bce01cd34afc88e2c838173f8c2bd0090ae1

SHA256
8d7f0e6b6877bdfb9f4531afafd0451f7d17f0ac24e2f2427e9b4ecc5452b9f0

SHA512
aa35dbc59a3589df2763e76a495ce5a9e62196628b4c1d098add38bd7f27c49edf93a66fb8507fb746e37ee32932da2460e440f241abe1a5a279abcc1e5ffe4a

Download Submit
\ProgramData\mozglue.dll

Filesize
593KB

MD5
c8fd9be83bc728cc04beffafc2907fe9

SHA1
95ab9f701e0024cedfbd312bcfe4e726744c4f2e

SHA256
ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a

SHA512
fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040

Download Submit
\ProgramData\nss3.dll

Filesize
2.0MB

MD5
1cc453cdf74f31e4d913ff9c10acdde2

SHA1
6e85eae544d6e965f15fa5c39700fa7202f3aafe

SHA256
ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5

SHA512
dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571

Download Submit
\Users\Admin\AppData\Local\434d86b7-9327-497a-8505-2e1ab6abe5d3\build2.exe

Filesize
246KB

MD5
4e08ecaa075b90f30327bf200d23130b

SHA1
f7b67a7abbe3815bd758933f7c4712bd4d4ec4b2

SHA256
6c11af0bbd346329224255d38a07fb9db5828881d3520ab4623c7a5fc09ecd47

SHA512
e7deeafe000b034cd4d71776cd1285e33d295a830f3459506dd7332e8c1c61b43ec2fdc406c22ba5262aa62a795421492f7e54602bfe08102b8b2a000d150bb7

Download Submit
\Users\Admin\AppData\Local\434d86b7-9327-497a-8505-2e1ab6abe5d3\build2.exe

Filesize
246KB

MD5
4e08ecaa075b90f30327bf200d23130b

SHA1
f7b67a7abbe3815bd758933f7c4712bd4d4ec4b2

SHA256
6c11af0bbd346329224255d38a07fb9db5828881d3520ab4623c7a5fc09ecd47

SHA512
e7deeafe000b034cd4d71776cd1285e33d295a830f3459506dd7332e8c1c61b43ec2fdc406c22ba5262aa62a795421492f7e54602bfe08102b8b2a000d150bb7

Download Submit
\Users\Admin\AppData\Local\434d86b7-9327-497a-8505-2e1ab6abe5d3\build3.exe

Filesize
9KB

MD5
9ead10c08e72ae41921191f8db39bc16

SHA1
abe3bce01cd34afc88e2c838173f8c2bd0090ae1

SHA256
8d7f0e6b6877bdfb9f4531afafd0451f7d17f0ac24e2f2427e9b4ecc5452b9f0

SHA512
aa35dbc59a3589df2763e76a495ce5a9e62196628b4c1d098add38bd7f27c49edf93a66fb8507fb746e37ee32932da2460e440f241abe1a5a279abcc1e5ffe4a

Download Submit
\Users\Admin\AppData\Local\434d86b7-9327-497a-8505-2e1ab6abe5d3\build3.exe

Filesize
9KB

MD5
9ead10c08e72ae41921191f8db39bc16

SHA1
abe3bce01cd34afc88e2c838173f8c2bd0090ae1

SHA256
8d7f0e6b6877bdfb9f4531afafd0451f7d17f0ac24e2f2427e9b4ecc5452b9f0

SHA512
aa35dbc59a3589df2763e76a495ce5a9e62196628b4c1d098add38bd7f27c49edf93a66fb8507fb746e37ee32932da2460e440f241abe1a5a279abcc1e5ffe4a

Download Submit
memory/568-73-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/568-74-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/872-54-0x0000000000220000-0x00000000002B1000-memory.dmp

Filesize
580KB

Download
memory/872-60-0x0000000002C00000-0x0000000002D1B000-memory.dmp

Filesize
1.1MB

Download
memory/872-58-0x0000000000220000-0x00000000002B1000-memory.dmp

Filesize
580KB

Download
memory/1000-110-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download
memory/1000-89-0x0000000061E00000-0x0000000061EF3000-memory.dmp

Filesize
972KB

Download
memory/1000-80-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download
memory/1000-87-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download
memory/1000-88-0x0000000000400000-0x000000000045B000-memory.dmp

Filesize
364KB

Download
memory/1492-59-0x0000000075B41000-0x0000000075B43000-memory.dmp

Filesize
8KB

Download
memory/1492-55-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/1492-61-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/1492-67-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/1492-62-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/1584-66-0x0000000002C00000-0x0000000002C91000-memory.dmp

Filesize
580KB

Download
memory/1584-68-0x0000000002C00000-0x0000000002C91000-memory.dmp

Filesize
580KB

Download
memory/1908-83-0x000000000076B000-0x0000000000795000-memory.dmp

Filesize
168KB

Download
memory/1908-86-0x0000000000220000-0x0000000000267000-memory.dmp

Filesize
284KB

Download