djvu | 1f5ae695f8e423da25f7247410119055e1834f05946bd5e9e2541fd16d58dedb

Analysis

max time kernel
297s
max time network
205s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
15/03/2024, 00:59

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General

Target
1f5ae695f8e423da25f7247410119055e1834f05946bd5e9e2541fd16d58dedb.exe
Size 736KB
Sample240315-bch6mscf31
SHA256 1f5ae695f8e423da25f7247410119055e1834f05946bd5e9e2541fd16d58dedb
MD5 6bd4412c317dafc8c0de886c4553ea57
SHA1 5a846c63e58110aec0076f2fb301861b561c5888
SHA512 893d4d8703fdacf661fb0859af2a9c13afc003df42b3f4259745b911a6f39f9196fecf9616474f5975f560a8cde286c942ccca6f28b923f74ded213a2b94872e
SSDEEP 12288:WOaU5Y0+wR9ef6zDRmOzuWDu/maYis9AOfLRkvvezLaGgTlOj2LXpv:5an0+IkSzDRXiWEmam9AyLR0vezeGqlr
MD5 SHA1 SHA512 SSDEEP

Score

10^/10

djvu vidar 82df9629d6ef6fc7fe54d6eb2bc6137b discovery persistence ransomware stealer

Malware Config

Extracted

Family

djvu

http://sajdfue.com/test2/get.php

Attributes

extension
.kool
offline_id
4p0Nzrg1q0ND5of5Gtp2UBjthSXuE8VxnMrd4vt1
payload_url
http://sdfjhuz.com/dl/build2.exe

http://sajdfue.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. Do not ask assistants from youtube and recovery data sites for help in recovering your data. They can use your free decryption quota and scam you. Our contact is emails in this text document only. You can get and look video overview decrypt tool: https://wetransfer.com/downloads/a832401adcd58098c699f768ffea4f1720240305114308/7e601a Price of private key and decrypt software is $999. Discount 50% available if you contact us first 72 hours, that's price for you is $499. 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: 0856PsawqS

rsa_pubkey.plain

Extracted

Family

vidar

Version

Botnet

82df9629d6ef6fc7fe54d6eb2bc6137b

https://steamcommunity.com/profiles/76561199651834633
https://t.me/raf6ik

Attributes

profile_id_v2
82df9629d6ef6fc7fe54d6eb2bc6137b
user_agent
Mozilla/5.0 (Windows NT 10.0; rv:109.0) Gecko/20100101 Firefox/115.0

Signatures

Detect Vidar Stealer 5 IoCs

stealer

resource	yara_rule
behavioral1/memory/1848-80-0x0000000000400000-0x0000000000644000-memory.dmp	family_vidar_v7
behavioral1/memory/1832-79-0x0000000000230000-0x0000000000261000-memory.dmp	family_vidar_v7
behavioral1/memory/1848-83-0x0000000000400000-0x0000000000644000-memory.dmp	family_vidar_v7
behavioral1/memory/1848-84-0x0000000000400000-0x0000000000644000-memory.dmp	family_vidar_v7
behavioral1/memory/1848-168-0x0000000000400000-0x0000000000644000-memory.dmp	family_vidar_v7

Detected Djvu ransomware 14 IoCs

resource	yara_rule
behavioral1/memory/2968-2-0x0000000001DF0000-0x0000000001F0B000-memory.dmp	family_djvu
behavioral1/memory/3028-5-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/3028-7-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/3028-8-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/3028-28-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/2580-36-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/2580-37-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/2580-52-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/2580-53-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/2580-57-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/2580-60-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/2580-59-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/2580-61-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/2580-147-0x0000000000400000-0x0000000000537000-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 12 IoCs

pid	Process
1832	build2.exe
1848	build2.exe
1096	build3.exe
376	build3.exe
2040	mstsca.exe
1704	mstsca.exe
2600	mstsca.exe
2796	mstsca.exe
2360	mstsca.exe
2904	mstsca.exe
3016	mstsca.exe
2388	mstsca.exe

Loads dropped DLL 8 IoCs

pid	Process
2580	1f5ae695f8e423da25f7247410119055e1834f05946bd5e9e2541fd16d58dedb.exe
2580	1f5ae695f8e423da25f7247410119055e1834f05946bd5e9e2541fd16d58dedb.exe
2580	1f5ae695f8e423da25f7247410119055e1834f05946bd5e9e2541fd16d58dedb.exe
2580	1f5ae695f8e423da25f7247410119055e1834f05946bd5e9e2541fd16d58dedb.exe
1540	WerFault.exe
1540	WerFault.exe
1540	WerFault.exe
1540	WerFault.exe

Modifies file permissions 1 TTPs 1 IoCs

discovery

File and Directory Permissions Modification

T1222

pid	Process
2544	icacls.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

description	ioc	Process
Set value (str)	\REGISTRY\USER\S-1-5-21-3452737119-3959686427-228443150-1000\Software\Microsoft\Windows\CurrentVersion\Run\SysHelper = "\"C:\\Users\\Admin\\AppData\\Local\\971de555-c7d5-49d6-95f1-dc018a8f8f0f\\1f5ae695f8e423da25f7247410119055e1834f05946bd5e9e2541fd16d58dedb.exe\" --AutoStart"	1f5ae695f8e423da25f7247410119055e1834f05946bd5e9e2541fd16d58dedb.exe

Looks up external IP address via web service 3 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
9	api.2ip.ua

Suspicious use of SetThreadContext 7 IoCs

description	pid	Process	procid_target
PID 2968 set thread context of 3028	2968	1f5ae695f8e423da25f7247410119055e1834f05946bd5e9e2541fd16d58dedb.exe	28
PID 2688 set thread context of 2580	2688	1f5ae695f8e423da25f7247410119055e1834f05946bd5e9e2541fd16d58dedb.exe	31
PID 1832 set thread context of 1848	1832	build2.exe	34
PID 1096 set thread context of 376	1096	build3.exe	37
PID 2600 set thread context of 2796	2600	mstsca.exe	50
PID 2360 set thread context of 2904	2360	mstsca.exe	52
PID 3016 set thread context of 2388	3016	mstsca.exe	54

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082

Program crash 1 IoCs

pid	pid_target	Process	procid_target
1540	1848	WerFault.exe	34

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/Job

T1053

pid	Process
2988	schtasks.exe
1960	schtasks.exe

Modifies system certificate store 2 TTPs 3 IoCs

evasion spyware trojan

Install Root Certificate

T1553.004

Modify Registry

T1112

description	ioc	Process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25	build2.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25\Blob = 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	build2.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\5FB7EE0633E259DBAD0C4C9AE6D38F1A61C7DC25\Blob = 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	build2.exe

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
3028	1f5ae695f8e423da25f7247410119055e1834f05946bd5e9e2541fd16d58dedb.exe
2580	1f5ae695f8e423da25f7247410119055e1834f05946bd5e9e2541fd16d58dedb.exe
2580	1f5ae695f8e423da25f7247410119055e1834f05946bd5e9e2541fd16d58dedb.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2968 wrote to memory of 3028	2968	1f5ae695f8e423da25f7247410119055e1834f05946bd5e9e2541fd16d58dedb.exe	28
PID 2968 wrote to memory of 3028	2968	1f5ae695f8e423da25f7247410119055e1834f05946bd5e9e2541fd16d58dedb.exe	28
PID 2968 wrote to memory of 3028	2968	1f5ae695f8e423da25f7247410119055e1834f05946bd5e9e2541fd16d58dedb.exe	28
PID 2968 wrote to memory of 3028	2968	1f5ae695f8e423da25f7247410119055e1834f05946bd5e9e2541fd16d58dedb.exe	28
PID 2968 wrote to memory of 3028	2968	1f5ae695f8e423da25f7247410119055e1834f05946bd5e9e2541fd16d58dedb.exe	28
PID 2968 wrote to memory of 3028	2968	1f5ae695f8e423da25f7247410119055e1834f05946bd5e9e2541fd16d58dedb.exe	28
PID 2968 wrote to memory of 3028	2968	1f5ae695f8e423da25f7247410119055e1834f05946bd5e9e2541fd16d58dedb.exe	28
PID 2968 wrote to memory of 3028	2968	1f5ae695f8e423da25f7247410119055e1834f05946bd5e9e2541fd16d58dedb.exe	28
PID 2968 wrote to memory of 3028	2968	1f5ae695f8e423da25f7247410119055e1834f05946bd5e9e2541fd16d58dedb.exe	28
PID 2968 wrote to memory of 3028	2968	1f5ae695f8e423da25f7247410119055e1834f05946bd5e9e2541fd16d58dedb.exe	28
PID 2968 wrote to memory of 3028	2968	1f5ae695f8e423da25f7247410119055e1834f05946bd5e9e2541fd16d58dedb.exe	28
PID 3028 wrote to memory of 2544	3028	1f5ae695f8e423da25f7247410119055e1834f05946bd5e9e2541fd16d58dedb.exe	29
PID 3028 wrote to memory of 2544	3028	1f5ae695f8e423da25f7247410119055e1834f05946bd5e9e2541fd16d58dedb.exe	29
PID 3028 wrote to memory of 2544	3028	1f5ae695f8e423da25f7247410119055e1834f05946bd5e9e2541fd16d58dedb.exe	29
PID 3028 wrote to memory of 2544	3028	1f5ae695f8e423da25f7247410119055e1834f05946bd5e9e2541fd16d58dedb.exe	29
PID 3028 wrote to memory of 2688	3028	1f5ae695f8e423da25f7247410119055e1834f05946bd5e9e2541fd16d58dedb.exe	30
PID 3028 wrote to memory of 2688	3028	1f5ae695f8e423da25f7247410119055e1834f05946bd5e9e2541fd16d58dedb.exe	30
PID 3028 wrote to memory of 2688	3028	1f5ae695f8e423da25f7247410119055e1834f05946bd5e9e2541fd16d58dedb.exe	30
PID 3028 wrote to memory of 2688	3028	1f5ae695f8e423da25f7247410119055e1834f05946bd5e9e2541fd16d58dedb.exe	30
PID 2688 wrote to memory of 2580	2688	1f5ae695f8e423da25f7247410119055e1834f05946bd5e9e2541fd16d58dedb.exe	31
PID 2688 wrote to memory of 2580	2688	1f5ae695f8e423da25f7247410119055e1834f05946bd5e9e2541fd16d58dedb.exe	31
PID 2688 wrote to memory of 2580	2688	1f5ae695f8e423da25f7247410119055e1834f05946bd5e9e2541fd16d58dedb.exe	31
PID 2688 wrote to memory of 2580	2688	1f5ae695f8e423da25f7247410119055e1834f05946bd5e9e2541fd16d58dedb.exe	31
PID 2688 wrote to memory of 2580	2688	1f5ae695f8e423da25f7247410119055e1834f05946bd5e9e2541fd16d58dedb.exe	31
PID 2688 wrote to memory of 2580	2688	1f5ae695f8e423da25f7247410119055e1834f05946bd5e9e2541fd16d58dedb.exe	31
PID 2688 wrote to memory of 2580	2688	1f5ae695f8e423da25f7247410119055e1834f05946bd5e9e2541fd16d58dedb.exe	31
PID 2688 wrote to memory of 2580	2688	1f5ae695f8e423da25f7247410119055e1834f05946bd5e9e2541fd16d58dedb.exe	31
PID 2688 wrote to memory of 2580	2688	1f5ae695f8e423da25f7247410119055e1834f05946bd5e9e2541fd16d58dedb.exe	31
PID 2688 wrote to memory of 2580	2688	1f5ae695f8e423da25f7247410119055e1834f05946bd5e9e2541fd16d58dedb.exe	31
PID 2688 wrote to memory of 2580	2688	1f5ae695f8e423da25f7247410119055e1834f05946bd5e9e2541fd16d58dedb.exe	31
PID 2580 wrote to memory of 1832	2580	1f5ae695f8e423da25f7247410119055e1834f05946bd5e9e2541fd16d58dedb.exe	33
PID 2580 wrote to memory of 1832	2580	1f5ae695f8e423da25f7247410119055e1834f05946bd5e9e2541fd16d58dedb.exe	33
PID 2580 wrote to memory of 1832	2580	1f5ae695f8e423da25f7247410119055e1834f05946bd5e9e2541fd16d58dedb.exe	33
PID 2580 wrote to memory of 1832	2580	1f5ae695f8e423da25f7247410119055e1834f05946bd5e9e2541fd16d58dedb.exe	33
PID 1832 wrote to memory of 1848	1832	build2.exe	34
PID 1832 wrote to memory of 1848	1832	build2.exe	34
PID 1832 wrote to memory of 1848	1832	build2.exe	34
PID 1832 wrote to memory of 1848	1832	build2.exe	34
PID 1832 wrote to memory of 1848	1832	build2.exe	34
PID 1832 wrote to memory of 1848	1832	build2.exe	34
PID 1832 wrote to memory of 1848	1832	build2.exe	34
PID 1832 wrote to memory of 1848	1832	build2.exe	34
PID 1832 wrote to memory of 1848	1832	build2.exe	34
PID 1832 wrote to memory of 1848	1832	build2.exe	34
PID 1832 wrote to memory of 1848	1832	build2.exe	34
PID 2580 wrote to memory of 1096	2580	1f5ae695f8e423da25f7247410119055e1834f05946bd5e9e2541fd16d58dedb.exe	36
PID 2580 wrote to memory of 1096	2580	1f5ae695f8e423da25f7247410119055e1834f05946bd5e9e2541fd16d58dedb.exe	36
PID 2580 wrote to memory of 1096	2580	1f5ae695f8e423da25f7247410119055e1834f05946bd5e9e2541fd16d58dedb.exe	36
PID 2580 wrote to memory of 1096	2580	1f5ae695f8e423da25f7247410119055e1834f05946bd5e9e2541fd16d58dedb.exe	36
PID 1096 wrote to memory of 376	1096	build3.exe	37
PID 1096 wrote to memory of 376	1096	build3.exe	37
PID 1096 wrote to memory of 376	1096	build3.exe	37
PID 1096 wrote to memory of 376	1096	build3.exe	37
PID 1096 wrote to memory of 376	1096	build3.exe	37
PID 1096 wrote to memory of 376	1096	build3.exe	37
PID 1096 wrote to memory of 376	1096	build3.exe	37
PID 1096 wrote to memory of 376	1096	build3.exe	37
PID 1096 wrote to memory of 376	1096	build3.exe	37
PID 1096 wrote to memory of 376	1096	build3.exe	37
PID 376 wrote to memory of 2988	376	build3.exe	39
PID 376 wrote to memory of 2988	376	build3.exe	39
PID 376 wrote to memory of 2988	376	build3.exe	39
PID 376 wrote to memory of 2988	376	build3.exe	39
PID 1848 wrote to memory of 1540	1848	build2.exe	41

C:\Users\Admin\AppData\Local\Temp\1f5ae695f8e423da25f7247410119055e1834f05946bd5e9e2541fd16d58dedb.exe
"C:\Users\Admin\AppData\Local\Temp\1f5ae695f8e423da25f7247410119055e1834f05946bd5e9e2541fd16d58dedb.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2968
- C:\Users\Admin\AppData\Local\Temp\1f5ae695f8e423da25f7247410119055e1834f05946bd5e9e2541fd16d58dedb.exe
  "C:\Users\Admin\AppData\Local\Temp\1f5ae695f8e423da25f7247410119055e1834f05946bd5e9e2541fd16d58dedb.exe"
  2⤵
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:3028
- - C:\Windows\SysWOW64\icacls.exe
    icacls "C:\Users\Admin\AppData\Local\971de555-c7d5-49d6-95f1-dc018a8f8f0f" /deny *S-1-1-0:(OI)(CI)(DE,DC)
    3⤵
    - Modifies file permissions
    PID:2544
- - C:\Users\Admin\AppData\Local\Temp\1f5ae695f8e423da25f7247410119055e1834f05946bd5e9e2541fd16d58dedb.exe
    "C:\Users\Admin\AppData\Local\Temp\1f5ae695f8e423da25f7247410119055e1834f05946bd5e9e2541fd16d58dedb.exe" --Admin IsNotAutoStart IsNotTask
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious use of WriteProcessMemory
    PID:2688
  - - C:\Users\Admin\AppData\Local\Temp\1f5ae695f8e423da25f7247410119055e1834f05946bd5e9e2541fd16d58dedb.exe
      "C:\Users\Admin\AppData\Local\Temp\1f5ae695f8e423da25f7247410119055e1834f05946bd5e9e2541fd16d58dedb.exe" --Admin IsNotAutoStart IsNotTask
      4⤵
      Loads dropped DLL
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of WriteProcessMemory
      PID:2580
    - - C:\Users\Admin\AppData\Local\24f358ba-7d38-4dbd-a10d-72568e57e79d\build2.exe
        
        "C:\Users\Admin\AppData\Local\24f358ba-7d38-4dbd-a10d-72568e57e79d\build2.exe"
        5⤵
        Executes dropped EXE
        Suspicious use of SetThreadContext
        Suspicious use of WriteProcessMemory
        
        PID:1832
      - C:\Users\Admin\AppData\Local\24f358ba-7d38-4dbd-a10d-72568e57e79d\build2.exe
        
        "C:\Users\Admin\AppData\Local\24f358ba-7d38-4dbd-a10d-72568e57e79d\build2.exe"
        6⤵
        Executes dropped EXE
        Modifies system certificate store
        Suspicious use of WriteProcessMemory
        
        PID:1848
        
        C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 1848 -s 1444
        7⤵
        Loads dropped DLL
        Program crash
        
        PID:1540
    - - C:\Users\Admin\AppData\Local\24f358ba-7d38-4dbd-a10d-72568e57e79d\build3.exe
        
        "C:\Users\Admin\AppData\Local\24f358ba-7d38-4dbd-a10d-72568e57e79d\build3.exe"
        5⤵
        Executes dropped EXE
        Suspicious use of SetThreadContext
        Suspicious use of WriteProcessMemory
        
        PID:1096
      - C:\Users\Admin\AppData\Local\24f358ba-7d38-4dbd-a10d-72568e57e79d\build3.exe
        
        "C:\Users\Admin\AppData\Local\24f358ba-7d38-4dbd-a10d-72568e57e79d\build3.exe"
        6⤵
        Executes dropped EXE
        Suspicious use of WriteProcessMemory
        
        PID:376
        
        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"
        7⤵
        Creates scheduled task(s)
        
        PID:2988

C:\Windows\system32\taskeng.exe
taskeng.exe {ED675A1B-8AAA-4C26-8D30-89E1A4ED8F5E} S-1-5-21-3452737119-3959686427-228443150-1000:QGTQZTRE\Admin:Interactive:[1]
1⤵
PID:2860
- C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
  C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
  2⤵
  - Executes dropped EXE
  PID:2040
- - C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
    C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
    3⤵
    - Executes dropped EXE
    PID:1704
  - - 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"
      4⤵
      Creates scheduled task(s)
      PID:1960
- 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 SetThreadContext
  PID:2600
- - C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
    C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
    3⤵
    - Executes dropped EXE
    PID:2796
- 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 SetThreadContext
  PID:2360
- - C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
    C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
    3⤵
    - Executes dropped EXE
    PID:2904
- 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 SetThreadContext
  PID:3016
- - C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
    C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
    3⤵
    - Executes dropped EXE
    PID:2388

Network

MITRE ATT&CK Enterprise v15

Reconnaissance

Resource Development

Initial Access

Execution

Scheduled Task/Job

T1053

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Defense Evasion

File and Directory Permissions Modification

T1222

Modify Registry

T1112

Subvert Trust Controls

T1553

Install Root Certificate

T1553.004

Credential Access

Discovery

System Information Discovery

T1082

Lateral Movement

Collection

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

24BD96D5497F70B3F510A6B53CD43F3E_3A89246FB90C5EE6620004F1AE0EB0EA

Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\24BD96D5497F70B3F510A6B53CD43F3E_3A89246FB90C5EE6620004F1AE0EB0EA
Size 1KB
SHA256 1dd5acc0e95a7e0a6eea0ce7e4ab2665c928db84a241f4006a06791343b84d27
MD5 d67fa48cf6cf5f1818b732ea24db1d6e
SHA1 44858909775b98c384307149a53b231f084427f6
SHA512 c89132c4ac4a3e34e37ba33d98347af7c6a0394eceafb043cfd99e5d41d68575287cc537831a3f42924c975f7716aa0c531c6f619fac2df1c17daca658b926a6
MD5 SHA1 SHA512

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94308059B57B3142E455B38A6EB92015

Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015
Size 67KB
SHA256 b42dc237e44cbc9a43400e7d3f9cbd406dbdefd62bfe87328f8663897d69df78
MD5 753df6889fd7410a2e9fe333da83a429
SHA1 3c425f16e8267186061dd48ac1c77c122962456e
SHA512 9d56f79410ad0cf852c74c3ef9454e7ae86e80bdd6ff67773994b48ccac71142bcf5c90635da6a056e1406e81e64674db9584928e867c55b77b59e2851cf6444
SSDEEP 1536:4vHkVfDISE//aDY0WAXTF+0daIpyFQaqPZkatNjgkFOE4/JZZWnEn6:4vHKfMSeKFXdBcmnXkksE40E6
MD5 SHA1 SHA512 SSDEEP

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CAF4703619713E3F18D8A9D5D88D6288_F2DAF19C1F776537105D08FC8D978464

Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\CAF4703619713E3F18D8A9D5D88D6288_F2DAF19C1F776537105D08FC8D978464
Size 724B
SHA256 58f381c3a0a0ace6321da22e40bd44a597bd98b9c9390ab9258426b5cf75a7a5
MD5 8202a1cd02e7d69597995cabbe881a12
SHA1 8858d9d934b7aa9330ee73de6c476acf19929ff6
SHA512 97ba9fceab995d4bef706f8deef99e06862999734ebe6a05832c710104479c6337cbf0a76e1c1e0f91566a61334dc100d837dfd049e20da765fe49def684f9c9
MD5 SHA1 SHA512

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24BD96D5497F70B3F510A6B53CD43F3E_3A89246FB90C5EE6620004F1AE0EB0EA

Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\24BD96D5497F70B3F510A6B53CD43F3E_3A89246FB90C5EE6620004F1AE0EB0EA
Size 410B
SHA256 d175f8e3fcbe571da803ed93d4e810629f3b24219afd20f7ceac40241e75efe0
MD5 b4c398c784d82115c51d7962e41f5f95
SHA1 daca82eb59af41048a43b1b07b85bcc0ddf6d758
SHA512 38a95a60f63e7604865d9a84f567c32f4ac964e464af61d61290284c923f5fb41b46c7c29fbfbddd84a3480cd0e06cd31988b799d99ab41e2c71c3b19a7b3b6b
MD5 SHA1 SHA512

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94308059B57B3142E455B38A6EB92015

Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Size 344B
SHA256 2e5ec474c84f12cd4182b772bdd017734daf3974481ae1403a73c8aa2a749587
MD5 f23a1af80974d214b8c680e4af930d70
SHA1 819f166ff5c2f4b798ef50bf173c78febb7c9661
SHA512 cbea1450e6f4d2a8acc45fa137cbe729eda5d11481f7c44dfb5be96d6de8a284710ec8f872a0ef29e3612dfdf79a87d7f9b1a78cac0406ea860a80565fb6fc1f
MD5 SHA1 SHA512

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CAF4703619713E3F18D8A9D5D88D6288_F2DAF19C1F776537105D08FC8D978464

Path C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\CAF4703619713E3F18D8A9D5D88D6288_F2DAF19C1F776537105D08FC8D978464
Size 392B
SHA256 2b0d16cf4af5026b2c0da62f512eb74f39751aaf8dde7524646e516f725e665f
MD5 b722a32c6c07feaa4dac105906d418c9
SHA1 a3bb5dc409b3b1d81841f35abf0bf53a1a21b440
SHA512 506bb27c716c1e52a30832f4b05614fefe26fd3468eec97a8039e1f50c3d9a2c7fccb67b09319c06c2ac2f87a5332d7383e5c79b34c3ddd21d7a23097769aedd
MD5 SHA1 SHA512

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build3.exe

Path C:\Users\Admin\AppData\Local\24f358ba-7d38-4dbd-a10d-72568e57e79d\build3.exe
Size 299KB
SHA256 fef2c8ca07c500e416fd7700a381c39899ee26ce1119f62e7c65cf922ce8b408
MD5 41b883a061c95e9b9cb17d4ca50de770
SHA1 1daf96ec21d53d9a4699cea9b4db08cda6fbb5ad
SHA512 cdd1bb3a36182575cd715a52815765161eeaa3849e72c1c2a9a4e84cc43af9f8ec4997e642702bb3de41f162d2e8fd8717f6f8302bba5306821ee4d155626319
SSDEEP 6144:2neDcgRQv5VaNT9DW7a6dtM9VstSttuvqIT:2O0v5VuT9DW7hdt9tKt2qI
MD5 SHA1 SHA512 SSDEEP

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1f5ae695f8e423da25f7247410119055e1834f05946bd5e9e2541fd16d58dedb.exe

Path C:\Users\Admin\AppData\Local\971de555-c7d5-49d6-95f1-dc018a8f8f0f\1f5ae695f8e423da25f7247410119055e1834f05946bd5e9e2541fd16d58dedb.exe
Size 736KB
SHA256 1f5ae695f8e423da25f7247410119055e1834f05946bd5e9e2541fd16d58dedb
MD5 6bd4412c317dafc8c0de886c4553ea57
SHA1 5a846c63e58110aec0076f2fb301861b561c5888
SHA512 893d4d8703fdacf661fb0859af2a9c13afc003df42b3f4259745b911a6f39f9196fecf9616474f5975f560a8cde286c942ccca6f28b923f74ded213a2b94872e
SSDEEP 12288:WOaU5Y0+wR9ef6zDRmOzuWDu/maYis9AOfLRkvvezLaGgTlOj2LXpv:5an0+IkSzDRXiWEmam9AyLR0vezeGqlr
MD5 SHA1 SHA512 SSDEEP

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Cab3543.tmp

Path C:\Users\Admin\AppData\Local\Temp\Cab3543.tmp
Size 65KB
SHA256 c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d
MD5 ac05d27423a85adc1622c714f2cb6184
SHA1 b0fe2b1abddb97837ea0195be70ab2ff14d43198
SHA512 6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d
SSDEEP 1536:drFvD2YSE/sFDqV0FJJynkAhftCvMd3coa282frgW1qgNzU:drVDJSeaDqV0FJwLhVkr282fF5U
MD5 SHA1 SHA512 SSDEEP

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Tar7D7A.tmp

Path C:\Users\Admin\AppData\Local\Temp\Tar7D7A.tmp
Size 171KB
SHA256 4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f
MD5 9c0c641c06238516f27941aa1166d427
SHA1 64cd549fb8cf014fcd9312aa7a5b023847b6c977
SHA512 936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06
SSDEEP 1536:+AuJ+lCUs0RvWqgCyPW5BXNWdm1wpyru2/3EwjYoz0VDTrubmt6mJp:+9J+q0RuXCyfdmAyru2/RAKtgp
MD5 SHA1 SHA512 SSDEEP

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Tar7F35.tmp

Path C:\Users\Admin\AppData\Local\Temp\Tar7F35.tmp
Size 175KB
SHA256 a6752b7851b591550e4625b832a393aabcc428de18d83e8593cd540f7d7cae22
MD5 dd73cead4b93366cf3465c8cd32e2796
SHA1 74546226dfe9ceb8184651e920d1dbfb432b314e
SHA512 ce1bdd595065c94fa528badf4a6a8777893807d6789267612755df818ba6ffe55e4df429710aea29526ee4aa8ef20e25f2f05341da53992157d21ae032c0fb63
SSDEEP 1536:DAuJ+lCUsTRvsqgCyqWlUDNWdm1wpSru2A0XwjY/z02DTr3rmt6mr:D9J+qTR0XCy/dmASru2Aijbd0
MD5 SHA1 SHA512 SSDEEP

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build2.exe

Path \Users\Admin\AppData\Local\24f358ba-7d38-4dbd-a10d-72568e57e79d\build2.exe
Size 295KB
SHA256 a6a9375dd6e3b285bc6d65536a151a47dd136aced8180492f5ed6a391edf0d64
MD5 47704f454af8641dac1af2e2768d7881
SHA1 e3341bfdec84f69684aecde18cab2864519c7728
SHA512 9aea598ee30342a88fedf5eca2b104e8c5587cd284bd43229581b04497c60e6a71e5392a171a5dfbe88a2e41269434922e21c3f7f9682e2ea10b27b104606b25
SSDEEP 3072:+r+fUp96oV/N0Fh7kO77iIBRjM1J6h+sZbXh4KtHNGiKZYpzCInrae/:+r56k124yVoJ6h+abx4GYZkW4r
MD5 SHA1 SHA512 SSDEEP

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memory/376-153-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

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memory/376-156-0x0000000000400000-0x0000000000406000-memory.dmp

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memory/376-159-0x0000000000400000-0x0000000000406000-memory.dmp

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memory/376-161-0x0000000000400000-0x0000000000406000-memory.dmp

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memory/1096-155-0x00000000001C0000-0x00000000001C4000-memory.dmp

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memory/1096-152-0x00000000002B0000-0x00000000003B0000-memory.dmp

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memory/1832-77-0x00000000008F0000-0x00000000009F0000-memory.dmp

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memory/1832-79-0x0000000000230000-0x0000000000261000-memory.dmp

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memory/1848-83-0x0000000000400000-0x0000000000644000-memory.dmp

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memory/1848-84-0x0000000000400000-0x0000000000644000-memory.dmp

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memory/1848-76-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

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memory/1848-80-0x0000000000400000-0x0000000000644000-memory.dmp

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memory/1848-168-0x0000000000400000-0x0000000000644000-memory.dmp

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memory/2360-236-0x00000000002B2000-0x00000000002C2000-memory.dmp

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memory/2580-36-0x0000000000400000-0x0000000000537000-memory.dmp

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memory/2580-61-0x0000000000400000-0x0000000000537000-memory.dmp

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memory/2580-59-0x0000000000400000-0x0000000000537000-memory.dmp

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memory/2580-60-0x0000000000400000-0x0000000000537000-memory.dmp

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memory/2580-57-0x0000000000400000-0x0000000000537000-memory.dmp

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memory/2580-53-0x0000000000400000-0x0000000000537000-memory.dmp

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memory/2580-52-0x0000000000400000-0x0000000000537000-memory.dmp

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memory/2580-37-0x0000000000400000-0x0000000000537000-memory.dmp

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memory/2580-147-0x0000000000400000-0x0000000000537000-memory.dmp

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memory/2600-208-0x0000000000902000-0x0000000000912000-memory.dmp

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memory/2688-30-0x00000000002F0000-0x0000000000382000-memory.dmp

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memory/2688-31-0x00000000002F0000-0x0000000000382000-memory.dmp

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memory/2968-2-0x0000000001DF0000-0x0000000001F0B000-memory.dmp

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memory/2968-0-0x00000000002C0000-0x0000000000352000-memory.dmp

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memory/2968-1-0x00000000002C0000-0x0000000000352000-memory.dmp

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memory/3016-264-0x00000000009E2000-0x00000000009F2000-memory.dmp

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memory/3028-28-0x0000000000400000-0x0000000000537000-memory.dmp

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memory/3028-8-0x0000000000400000-0x0000000000537000-memory.dmp

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memory/3028-7-0x0000000000400000-0x0000000000537000-memory.dmp

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memory/3028-5-0x0000000000400000-0x0000000000537000-memory.dmp

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memory/3028-3-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

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