djvu | 17b039e4983a63603f4870bcd36e7be0e08b86a9aa84601b49d76fa7f6613482

Analysis

max time kernel
65s
max time network
60s
platform
windows7_x64
resource
win7-20220812-en
resource tags

arch:x64arch:x86image:win7-20220812-enlocale:en-usos:windows7-x64system
submitted
01/10/2022, 08:42

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General

Target
file.exe
Size 663KB
Sample221001-klzz7aggdr
SHA256 17b039e4983a63603f4870bcd36e7be0e08b86a9aa84601b49d76fa7f6613482
MD5 a54364a9cfb0432b809edb31eff09060
SHA1 57480ed8ca4cc175f1bcabf76e6af29c9ed72e95
SHA512 39e7b3a222aeb0c53b2c4737c2a331e05b4cb57a068435665dc78533ec96619800540b6e2b6869884c9f27809c31f41e81895f28b6529cb00d83753dcda7ec22
SSDEEP 12288:QTtqle8To+CrQ7+1hyNMsjOvy9W+z+naY1AFB+gxry3ohs+ybF6:QT0c8EzUNb6vy9ptY1AGq23o6+OF6
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

djvu vidar 517 discovery persistence ransomware spyware stealer

Malware Config

Extracted

Family

djvu

http://winnlinne.com/test3/get.php

Attributes

extension
.ofoq
offline_id
xkNzhkB1wvgoDI7Uo0HPNLY3qCuwoFpP7nlhlut1
payload_url
http://rgyui.top/dl/build2.exe

http://winnlinne.com/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-EWKSsSJiVn 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: 0568Jhyjd

rsa_pubkey.plain

Extracted

Family

vidar

Version

54.7

Botnet

https://t.me/trampapanam
https://nerdculture.de/@yoxhyp

Attributes

profile_id
517

Signatures

Detected Djvu ransomware 9 IoCs

resource	yara_rule
behavioral1/memory/1944-55-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/1944-56-0x0000000000424141-mapping.dmp	family_djvu
behavioral1/memory/1388-60-0x0000000001E50000-0x0000000001F6B000-memory.dmp	family_djvu
behavioral1/memory/1944-61-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/1944-62-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/1944-66-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/932-69-0x0000000000424141-mapping.dmp	family_djvu
behavioral1/memory/932-73-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/932-74-0x0000000000400000-0x0000000000537000-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
Downloads MZ/PE file

Executes dropped EXE 4 IoCs

pid	Process
1372	build2.exe
1352	build3.exe
624	build2.exe
1624	mstsca.exe

Loads dropped DLL 6 IoCs

pid	Process
932	file.exe
932	file.exe
932	file.exe
932	file.exe
624	build2.exe
624	build2.exe

Modifies file permissions 1 TTPs 1 IoCs

discovery

File and Directory Permissions Modification

T1222

pid	Process
1868	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-1-5-21-3845472200-3839195424-595303356-1000\Software\Microsoft\Windows\CurrentVersion\Run\SysHelper = "\"C:\\Users\\Admin\\AppData\\Local\\a919563b-056a-444c-b336-4ba7c21bc616\\file.exe\" --AutoStart"	file.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 2 IoCs

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

flow	ioc
3	api.2ip.ua
4	api.2ip.ua

Suspicious use of SetThreadContext 3 IoCs

description	pid	Process	procid_target
PID 1388 set thread context of 1944	1388	file.exe	28
PID 1144 set thread context of 932	1144	file.exe	33
PID 1372 set thread context of 624	1372	build2.exe	39

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
1872	schtasks.exe
1544	schtasks.exe

Delays execution with timeout.exe 1 IoCs

evasion

pid	Process
840	timeout.exe

Kills process with taskkill 1 IoCs

evasion

pid	Process
1880	taskkill.exe

Modifies system certificate store 2 TTPs 5 IoCs

evasion spyware trojan

Install Root Certificate

T1130

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349	file.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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	file.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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	file.exe
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8	build2.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\ROOT\Certificates\CABD2A79A1076A31F21D253635CB039D4329A5E8\Blob = 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	build2.exe

Suspicious behavior: EnumeratesProcesses 5 IoCs

pid	Process
1944	file.exe
1944	file.exe
932	file.exe
932	file.exe
624	build2.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

description	pid	Process
Token: SeDebugPrivilege	1880	taskkill.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 1388 wrote to memory of 1944	1388	file.exe	28
PID 1388 wrote to memory of 1944	1388	file.exe	28
PID 1388 wrote to memory of 1944	1388	file.exe	28
PID 1388 wrote to memory of 1944	1388	file.exe	28
PID 1388 wrote to memory of 1944	1388	file.exe	28
PID 1388 wrote to memory of 1944	1388	file.exe	28
PID 1388 wrote to memory of 1944	1388	file.exe	28
PID 1388 wrote to memory of 1944	1388	file.exe	28
PID 1388 wrote to memory of 1944	1388	file.exe	28
PID 1388 wrote to memory of 1944	1388	file.exe	28
PID 1388 wrote to memory of 1944	1388	file.exe	28
PID 1944 wrote to memory of 1868	1944	file.exe	31
PID 1944 wrote to memory of 1868	1944	file.exe	31
PID 1944 wrote to memory of 1868	1944	file.exe	31
PID 1944 wrote to memory of 1868	1944	file.exe	31
PID 1944 wrote to memory of 1144	1944	file.exe	32
PID 1944 wrote to memory of 1144	1944	file.exe	32
PID 1944 wrote to memory of 1144	1944	file.exe	32
PID 1944 wrote to memory of 1144	1944	file.exe	32
PID 1144 wrote to memory of 932	1144	file.exe	33
PID 1144 wrote to memory of 932	1144	file.exe	33
PID 1144 wrote to memory of 932	1144	file.exe	33
PID 1144 wrote to memory of 932	1144	file.exe	33
PID 1144 wrote to memory of 932	1144	file.exe	33
PID 1144 wrote to memory of 932	1144	file.exe	33
PID 1144 wrote to memory of 932	1144	file.exe	33
PID 1144 wrote to memory of 932	1144	file.exe	33
PID 1144 wrote to memory of 932	1144	file.exe	33
PID 1144 wrote to memory of 932	1144	file.exe	33
PID 1144 wrote to memory of 932	1144	file.exe	33
PID 932 wrote to memory of 1372	932	file.exe	35
PID 932 wrote to memory of 1372	932	file.exe	35
PID 932 wrote to memory of 1372	932	file.exe	35
PID 932 wrote to memory of 1372	932	file.exe	35
PID 932 wrote to memory of 1352	932	file.exe	36
PID 932 wrote to memory of 1352	932	file.exe	36
PID 932 wrote to memory of 1352	932	file.exe	36
PID 932 wrote to memory of 1352	932	file.exe	36
PID 1352 wrote to memory of 1872	1352	build3.exe	37
PID 1352 wrote to memory of 1872	1352	build3.exe	37
PID 1352 wrote to memory of 1872	1352	build3.exe	37
PID 1352 wrote to memory of 1872	1352	build3.exe	37
PID 1372 wrote to memory of 624	1372	build2.exe	39
PID 1372 wrote to memory of 624	1372	build2.exe	39
PID 1372 wrote to memory of 624	1372	build2.exe	39
PID 1372 wrote to memory of 624	1372	build2.exe	39
PID 1372 wrote to memory of 624	1372	build2.exe	39
PID 1372 wrote to memory of 624	1372	build2.exe	39
PID 1372 wrote to memory of 624	1372	build2.exe	39
PID 1372 wrote to memory of 624	1372	build2.exe	39
PID 1372 wrote to memory of 624	1372	build2.exe	39
PID 1372 wrote to memory of 624	1372	build2.exe	39
PID 1108 wrote to memory of 1624	1108	taskeng.exe	41
PID 1108 wrote to memory of 1624	1108	taskeng.exe	41
PID 1108 wrote to memory of 1624	1108	taskeng.exe	41
PID 1108 wrote to memory of 1624	1108	taskeng.exe	41
PID 1624 wrote to memory of 1544	1624	mstsca.exe	42
PID 1624 wrote to memory of 1544	1624	mstsca.exe	42
PID 1624 wrote to memory of 1544	1624	mstsca.exe	42
PID 1624 wrote to memory of 1544	1624	mstsca.exe	42
PID 624 wrote to memory of 1896	624	build2.exe	44
PID 624 wrote to memory of 1896	624	build2.exe	44
PID 624 wrote to memory of 1896	624	build2.exe	44
PID 624 wrote to memory of 1896	624	build2.exe	44

C:\Users\Admin\AppData\Local\Temp\file.exe
"C:\Users\Admin\AppData\Local\Temp\file.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1388
- C:\Users\Admin\AppData\Local\Temp\file.exe
  "C:\Users\Admin\AppData\Local\Temp\file.exe"
  2⤵
  - Adds Run key to start application
  - Modifies system certificate store
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:1944
- - C:\Windows\SysWOW64\icacls.exe
    icacls "C:\Users\Admin\AppData\Local\a919563b-056a-444c-b336-4ba7c21bc616" /deny *S-1-1-0:(OI)(CI)(DE,DC)
    3⤵
    - Modifies file permissions
    PID:1868
- - C:\Users\Admin\AppData\Local\Temp\file.exe
    "C:\Users\Admin\AppData\Local\Temp\file.exe" --Admin IsNotAutoStart IsNotTask
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious use of WriteProcessMemory
    PID:1144
  - - C:\Users\Admin\AppData\Local\Temp\file.exe
      "C:\Users\Admin\AppData\Local\Temp\file.exe" --Admin IsNotAutoStart IsNotTask
      4⤵
      Loads dropped DLL
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of WriteProcessMemory
      PID:932
    - - C:\Users\Admin\AppData\Local\bdf79759-89cb-494a-ab25-6f2bc4fea70d\build2.exe
        
        "C:\Users\Admin\AppData\Local\bdf79759-89cb-494a-ab25-6f2bc4fea70d\build2.exe"
        5⤵
        Executes dropped EXE
        Suspicious use of SetThreadContext
        Suspicious use of WriteProcessMemory
        
        PID:1372
      - C:\Users\Admin\AppData\Local\bdf79759-89cb-494a-ab25-6f2bc4fea70d\build2.exe
        
        "C:\Users\Admin\AppData\Local\bdf79759-89cb-494a-ab25-6f2bc4fea70d\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:624
        
        C:\Windows\SysWOW64\cmd.exe
        
        "C:\Windows\System32\cmd.exe" J.198.89.6/c taskkill /im build2.exe /f & timeout /t 6 & del /f /q "C:\Users\Admin\AppData\Local\bdf79759-89cb-494a-ab25-6f2bc4fea70d\build2.exe" & del C:\PrograData\*.dll & exit
        7⤵
        
        PID:1896
        
        C:\Windows\SysWOW64\taskkill.exe
        
        taskkill /im build2.exe /f
        8⤵
        Kills process with taskkill
        Suspicious use of AdjustPrivilegeToken
        
        PID:1880
        
        C:\Windows\SysWOW64\timeout.exe
        
        timeout /t 6
        8⤵
        Delays execution with timeout.exe
        
        PID:840
    - - C:\Users\Admin\AppData\Local\bdf79759-89cb-494a-ab25-6f2bc4fea70d\build3.exe
        
        "C:\Users\Admin\AppData\Local\bdf79759-89cb-494a-ab25-6f2bc4fea70d\build3.exe"
        5⤵
        Executes dropped EXE
        Suspicious use of WriteProcessMemory
        
        PID:1352
      - 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:1872

C:\Windows\system32\taskeng.exe
taskeng.exe {6CD2B6C4-B4C4-47BE-8FFC-238C89E81E58} S-1-5-21-3845472200-3839195424-595303356-1000:ZERMMMDR\Admin:Interactive:[1]
1⤵
- Suspicious use of WriteProcessMemory
PID:1108
- C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
  C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
  2⤵
  - Executes dropped EXE
  - Suspicious use of WriteProcessMemory
  PID:1624
- - 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:1544

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

94308059B57B3142E455B38A6EB92015

Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015
Size 60KB
SHA256 f8ebaaf487cba0c81a17c8cd680bdd2dd8e90d2114ecc54844cffc0cc647848e
MD5 d15aaa7c9be910a9898260767e2490e1
SHA1 2090c53f8d9fc3fbdbafd3a1e4dc25520eb74388
SHA512 7e1c1a683914b961b5cc2fe5e4ae288b60bab43bfaa21ce4972772aa0589615c19f57e672e1d93e50a7ed7b76fbd2f1b421089dcaed277120b93f8e91b18af94
SSDEEP 1536:6VT6EGIYmIA2VKd1ZepH+41ZnDVrFyv+7XAZa7pAn:A6JI5IjOcTZDGvYXAZhn
MD5 SHA1 SHA512 SSDEEP

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94308059B57B3142E455B38A6EB92015

Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Size 342B
SHA256 bf46777fdc15e98578dcb3f57fcca92e3b5450362a1991cc91a9e43982598644
MD5 2340fc1b7a7e89d76669ef2f81975688
SHA1 f78282c9d1a174343ed9ab2c36b688e71a7259ae
SHA512 197a5f38fe940b9ff3ba19dc2cbbe579899a27a897590e47b64f4905b8a53bd96ee8b13fd8d8a39c1fbda2c93bba098ca6f6be42511b838baf9c73b0e84a3a3f
MD5 SHA1 SHA512

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file.exe

Path C:\Users\Admin\AppData\Local\a919563b-056a-444c-b336-4ba7c21bc616\file.exe
Size 663KB
SHA256 17b039e4983a63603f4870bcd36e7be0e08b86a9aa84601b49d76fa7f6613482
MD5 a54364a9cfb0432b809edb31eff09060
SHA1 57480ed8ca4cc175f1bcabf76e6af29c9ed72e95
SHA512 39e7b3a222aeb0c53b2c4737c2a331e05b4cb57a068435665dc78533ec96619800540b6e2b6869884c9f27809c31f41e81895f28b6529cb00d83753dcda7ec22
SSDEEP 12288:QTtqle8To+CrQ7+1hyNMsjOvy9W+z+naY1AFB+gxry3ohs+ybF6:QT0c8EzUNb6vy9ptY1AGq23o6+OF6
MD5 SHA1 SHA512 SSDEEP

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build2.exe

Path C:\Users\Admin\AppData\Local\bdf79759-89cb-494a-ab25-6f2bc4fea70d\build2.exe
Size 418KB
SHA256 06d1366df3628a010416384f7c77c493ac35f13ee05e010751708d681ebe5169
MD5 bc47d3a0d4a74adc40b3a7035344becb
SHA1 dd80bbe70106b62ea58924173a364cc936a0b1f4
SHA512 4a4ef35c5fcbfc5a6b86dd6235f8b1b4f048ee5b5bd74fd9173a65cd450ec0f58fcf74f5fd2e58dd5dee486c0e41c2523cd6d7528d56fc2627fbdf8b598a29e4
SSDEEP 6144:1Lx9XanRM1SjoQv9t7Orj6LhkXh9bPWCswFVMepIT5xTI0aMnlGGjL3enigabwVf:1LHqWQoQv9NIKk7KFUVgT/RaMnIZi
MD5 SHA1 SHA512 SSDEEP

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build2.exe

Path C:\Users\Admin\AppData\Local\bdf79759-89cb-494a-ab25-6f2bc4fea70d\build2.exe
Size 418KB
SHA256 06d1366df3628a010416384f7c77c493ac35f13ee05e010751708d681ebe5169
MD5 bc47d3a0d4a74adc40b3a7035344becb
SHA1 dd80bbe70106b62ea58924173a364cc936a0b1f4
SHA512 4a4ef35c5fcbfc5a6b86dd6235f8b1b4f048ee5b5bd74fd9173a65cd450ec0f58fcf74f5fd2e58dd5dee486c0e41c2523cd6d7528d56fc2627fbdf8b598a29e4
SSDEEP 6144:1Lx9XanRM1SjoQv9t7Orj6LhkXh9bPWCswFVMepIT5xTI0aMnlGGjL3enigabwVf:1LHqWQoQv9NIKk7KFUVgT/RaMnIZi
MD5 SHA1 SHA512 SSDEEP

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build2.exe

Path C:\Users\Admin\AppData\Local\bdf79759-89cb-494a-ab25-6f2bc4fea70d\build2.exe
Size 418KB
SHA256 06d1366df3628a010416384f7c77c493ac35f13ee05e010751708d681ebe5169
MD5 bc47d3a0d4a74adc40b3a7035344becb
SHA1 dd80bbe70106b62ea58924173a364cc936a0b1f4
SHA512 4a4ef35c5fcbfc5a6b86dd6235f8b1b4f048ee5b5bd74fd9173a65cd450ec0f58fcf74f5fd2e58dd5dee486c0e41c2523cd6d7528d56fc2627fbdf8b598a29e4
SSDEEP 6144:1Lx9XanRM1SjoQv9t7Orj6LhkXh9bPWCswFVMepIT5xTI0aMnlGGjL3enigabwVf:1LHqWQoQv9NIKk7KFUVgT/RaMnIZi
MD5 SHA1 SHA512 SSDEEP

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build3.exe

Path C:\Users\Admin\AppData\Local\bdf79759-89cb-494a-ab25-6f2bc4fea70d\build3.exe
Size 9KB
SHA256 8d7f0e6b6877bdfb9f4531afafd0451f7d17f0ac24e2f2427e9b4ecc5452b9f0
MD5 9ead10c08e72ae41921191f8db39bc16
SHA1 abe3bce01cd34afc88e2c838173f8c2bd0090ae1
SHA512 aa35dbc59a3589df2763e76a495ce5a9e62196628b4c1d098add38bd7f27c49edf93a66fb8507fb746e37ee32932da2460e440f241abe1a5a279abcc1e5ffe4a
SSDEEP 192:9UEc8b6H1LE+4LoGgMatAJ2lzUw317NyEpvNHhqyo:9UUE1BYoGza/D3170kiyo
MD5 SHA1 SHA512 SSDEEP

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build3.exe

Path C:\Users\Admin\AppData\Local\bdf79759-89cb-494a-ab25-6f2bc4fea70d\build3.exe
Size 9KB
SHA256 8d7f0e6b6877bdfb9f4531afafd0451f7d17f0ac24e2f2427e9b4ecc5452b9f0
MD5 9ead10c08e72ae41921191f8db39bc16
SHA1 abe3bce01cd34afc88e2c838173f8c2bd0090ae1
SHA512 aa35dbc59a3589df2763e76a495ce5a9e62196628b4c1d098add38bd7f27c49edf93a66fb8507fb746e37ee32932da2460e440f241abe1a5a279abcc1e5ffe4a
SSDEEP 192:9UEc8b6H1LE+4LoGgMatAJ2lzUw317NyEpvNHhqyo:9UUE1BYoGza/D3170kiyo
MD5 SHA1 SHA512 SSDEEP

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mstsca.exe

Path C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
Size 9KB
SHA256 8d7f0e6b6877bdfb9f4531afafd0451f7d17f0ac24e2f2427e9b4ecc5452b9f0
MD5 9ead10c08e72ae41921191f8db39bc16
SHA1 abe3bce01cd34afc88e2c838173f8c2bd0090ae1
SHA512 aa35dbc59a3589df2763e76a495ce5a9e62196628b4c1d098add38bd7f27c49edf93a66fb8507fb746e37ee32932da2460e440f241abe1a5a279abcc1e5ffe4a
SSDEEP 192:9UEc8b6H1LE+4LoGgMatAJ2lzUw317NyEpvNHhqyo:9UUE1BYoGza/D3170kiyo
MD5 SHA1 SHA512 SSDEEP

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mstsca.exe

Path C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
Size 9KB
SHA256 8d7f0e6b6877bdfb9f4531afafd0451f7d17f0ac24e2f2427e9b4ecc5452b9f0
MD5 9ead10c08e72ae41921191f8db39bc16
SHA1 abe3bce01cd34afc88e2c838173f8c2bd0090ae1
SHA512 aa35dbc59a3589df2763e76a495ce5a9e62196628b4c1d098add38bd7f27c49edf93a66fb8507fb746e37ee32932da2460e440f241abe1a5a279abcc1e5ffe4a
SSDEEP 192:9UEc8b6H1LE+4LoGgMatAJ2lzUw317NyEpvNHhqyo:9UUE1BYoGza/D3170kiyo
MD5 SHA1 SHA512 SSDEEP

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mozglue.dll

Path \ProgramData\mozglue.dll
Size 593KB
SHA256 ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a
MD5 c8fd9be83bc728cc04beffafc2907fe9
SHA1 95ab9f701e0024cedfbd312bcfe4e726744c4f2e
SHA512 fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040
SSDEEP 12288:BlSyAom/gcRKMdRm4wFkRHuyG4RRGJVDjMk/x21R8gY/r:BKgcRKMdRm4wFkVVDGJVv//x21R8br
MD5 SHA1 SHA512 SSDEEP

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nss3.dll

Path \ProgramData\nss3.dll
Size 2.0MB
SHA256 ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5
MD5 1cc453cdf74f31e4d913ff9c10acdde2
SHA1 6e85eae544d6e965f15fa5c39700fa7202f3aafe
SHA512 dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571
SSDEEP 49152:fECf12gikHlnKGxJRIB+y5nvxnaOSJ3HFNWYrVvE4CQsgzMmQfTU1NrWmy4KoAzh:J7Tf8J1Q+SS5/nr
MD5 SHA1 SHA512 SSDEEP

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build2.exe

Path \Users\Admin\AppData\Local\bdf79759-89cb-494a-ab25-6f2bc4fea70d\build2.exe
Size 418KB
SHA256 06d1366df3628a010416384f7c77c493ac35f13ee05e010751708d681ebe5169
MD5 bc47d3a0d4a74adc40b3a7035344becb
SHA1 dd80bbe70106b62ea58924173a364cc936a0b1f4
SHA512 4a4ef35c5fcbfc5a6b86dd6235f8b1b4f048ee5b5bd74fd9173a65cd450ec0f58fcf74f5fd2e58dd5dee486c0e41c2523cd6d7528d56fc2627fbdf8b598a29e4
SSDEEP 6144:1Lx9XanRM1SjoQv9t7Orj6LhkXh9bPWCswFVMepIT5xTI0aMnlGGjL3enigabwVf:1LHqWQoQv9NIKk7KFUVgT/RaMnIZi
MD5 SHA1 SHA512 SSDEEP

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build2.exe

Path \Users\Admin\AppData\Local\bdf79759-89cb-494a-ab25-6f2bc4fea70d\build2.exe
Size 418KB
SHA256 06d1366df3628a010416384f7c77c493ac35f13ee05e010751708d681ebe5169
MD5 bc47d3a0d4a74adc40b3a7035344becb
SHA1 dd80bbe70106b62ea58924173a364cc936a0b1f4
SHA512 4a4ef35c5fcbfc5a6b86dd6235f8b1b4f048ee5b5bd74fd9173a65cd450ec0f58fcf74f5fd2e58dd5dee486c0e41c2523cd6d7528d56fc2627fbdf8b598a29e4
SSDEEP 6144:1Lx9XanRM1SjoQv9t7Orj6LhkXh9bPWCswFVMepIT5xTI0aMnlGGjL3enigabwVf:1LHqWQoQv9NIKk7KFUVgT/RaMnIZi
MD5 SHA1 SHA512 SSDEEP

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build3.exe

Path \Users\Admin\AppData\Local\bdf79759-89cb-494a-ab25-6f2bc4fea70d\build3.exe
Size 9KB
SHA256 8d7f0e6b6877bdfb9f4531afafd0451f7d17f0ac24e2f2427e9b4ecc5452b9f0
MD5 9ead10c08e72ae41921191f8db39bc16
SHA1 abe3bce01cd34afc88e2c838173f8c2bd0090ae1
SHA512 aa35dbc59a3589df2763e76a495ce5a9e62196628b4c1d098add38bd7f27c49edf93a66fb8507fb746e37ee32932da2460e440f241abe1a5a279abcc1e5ffe4a
SSDEEP 192:9UEc8b6H1LE+4LoGgMatAJ2lzUw317NyEpvNHhqyo:9UUE1BYoGza/D3170kiyo
MD5 SHA1 SHA512 SSDEEP

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build3.exe

Path \Users\Admin\AppData\Local\bdf79759-89cb-494a-ab25-6f2bc4fea70d\build3.exe
Size 9KB
SHA256 8d7f0e6b6877bdfb9f4531afafd0451f7d17f0ac24e2f2427e9b4ecc5452b9f0
MD5 9ead10c08e72ae41921191f8db39bc16
SHA1 abe3bce01cd34afc88e2c838173f8c2bd0090ae1
SHA512 aa35dbc59a3589df2763e76a495ce5a9e62196628b4c1d098add38bd7f27c49edf93a66fb8507fb746e37ee32932da2460e440f241abe1a5a279abcc1e5ffe4a
SSDEEP 192:9UEc8b6H1LE+4LoGgMatAJ2lzUw317NyEpvNHhqyo:9UUE1BYoGza/D3170kiyo
MD5 SHA1 SHA512 SSDEEP

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memory/624-98-0x0000000061E00000-0x0000000061EF3000-memory.dmp

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memory/624-95-0x0000000000400000-0x000000000045B000-memory.dmp

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memory/624-94-0x0000000000400000-0x000000000045B000-memory.dmp

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memory/624-124-0x0000000000400000-0x000000000045B000-memory.dmp

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memory/624-87-0x0000000000400000-0x000000000045B000-memory.dmp

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memory/932-74-0x0000000000400000-0x0000000000537000-memory.dmp

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memory/932-73-0x0000000000400000-0x0000000000537000-memory.dmp

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memory/1144-71-0x0000000000310000-0x00000000003A1000-memory.dmp

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memory/1144-67-0x0000000000310000-0x00000000003A1000-memory.dmp

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memory/1372-90-0x00000000005EE000-0x0000000000617000-memory.dmp

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memory/1372-92-0x0000000000230000-0x0000000000277000-memory.dmp

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memory/1388-57-0x0000000000220000-0x00000000002B1000-memory.dmp

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memory/1388-54-0x0000000000220000-0x00000000002B1000-memory.dmp

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memory/1388-60-0x0000000001E50000-0x0000000001F6B000-memory.dmp

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memory/1944-62-0x0000000000400000-0x0000000000537000-memory.dmp

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memory/1944-61-0x0000000000400000-0x0000000000537000-memory.dmp

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memory/1944-66-0x0000000000400000-0x0000000000537000-memory.dmp

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memory/1944-55-0x0000000000400000-0x0000000000537000-memory.dmp

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memory/1944-59-0x00000000753C1000-0x00000000753C3000-memory.dmp

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