djvu | 7ff43b5c8488aef426edec15650dc3717534918dd1527544d8bbaced4cdf5c12

Analysis

max time kernel
298s
max time network
199s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
28/03/2024, 22:35

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General

Target

7ff43b5c8488aef426edec15650dc3717534918dd1527544d8bbaced4cdf5c12.exe
Size

789KB
MD5

3f62759e105ba10ed5e7a3258cfdd027
SHA1

fab99f52dae49396abec5052056787f5cd80aab0
SHA256

7ff43b5c8488aef426edec15650dc3717534918dd1527544d8bbaced4cdf5c12
SHA512

c9f1aefc77058f69b87db8912996f892861b910ee12200a7f1fc71f25fe4a34fa80859afff2e0cd754fb6a79091d1f1b324832c43c4e9b100abec8ec7f5c9db4
SSDEEP

12288:+BX8mvHN2OC4h5pxesUMbKiQ1S2Owd8jMv1cuFN9T2HYGoba400ENprV3CXIBYb9:gt17J6MiMdwQi+kPT2HY/u4kJSXI6b9

Score

10^/10

djvu vidar 5739ef2bbcd39fcd59c5746bfe4238c5 discovery persistence ransomware stealer

Malware Config

Extracted

Family

djvu

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

Attributes

extension
.looy
offline_id
1eSPzWRaNslCgtjBZfL5pzvovoiaVI4IZSnvAwt1
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/3ed7a617738550b0a00c5aa231c0752020240316170955/d71ce1 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: 0858PsawqS

rsa_pubkey.plain

Extracted

Family

vidar

Version

8.6

Botnet

5739ef2bbcd39fcd59c5746bfe4238c5

https://steamcommunity.com/profiles/76561199658817715

https://t.me/sa9ok

Attributes

profile_id_v2
5739ef2bbcd39fcd59c5746bfe4238c5
user_agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.0.0 Safari/537.36

Signatures

Detect Vidar Stealer 5 IoCs

stealer

resource	yara_rule
behavioral1/memory/2784-74-0x0000000000400000-0x0000000000644000-memory.dmp	family_vidar_v7
behavioral1/memory/2784-79-0x0000000000400000-0x0000000000644000-memory.dmp	family_vidar_v7
behavioral1/memory/2028-76-0x0000000000230000-0x0000000000261000-memory.dmp	family_vidar_v7
behavioral1/memory/2784-80-0x0000000000400000-0x0000000000644000-memory.dmp	family_vidar_v7
behavioral1/memory/2784-250-0x0000000000400000-0x0000000000644000-memory.dmp	family_vidar_v7

Detected Djvu ransomware 16 IoCs

resource	yara_rule
behavioral1/memory/3048-3-0x00000000023B0000-0x00000000024CB000-memory.dmp	family_djvu
behavioral1/memory/2360-5-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/2360-8-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/2360-9-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/2360-27-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/2612-36-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/2612-35-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/2612-50-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/2612-49-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/2612-54-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/2612-57-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/2612-56-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/2612-61-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/2612-132-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/2872-269-0x0000000000290000-0x0000000000390000-memory.dmp	family_djvu
behavioral1/memory/1996-293-0x00000000002B0000-0x00000000003B0000-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 14 IoCs

pid	Process
2028	build2.exe
2784	build2.exe
2204	build3.exe
1372	build3.exe
2872	mstsca.exe
2732	mstsca.exe
1996	mstsca.exe
1380	mstsca.exe
1788	mstsca.exe
2396	mstsca.exe
2020	mstsca.exe
2104	mstsca.exe
2248	mstsca.exe
3044	mstsca.exe

Loads dropped DLL 8 IoCs

pid	Process
2612	7ff43b5c8488aef426edec15650dc3717534918dd1527544d8bbaced4cdf5c12.exe
2612	7ff43b5c8488aef426edec15650dc3717534918dd1527544d8bbaced4cdf5c12.exe
2612	7ff43b5c8488aef426edec15650dc3717534918dd1527544d8bbaced4cdf5c12.exe
2612	7ff43b5c8488aef426edec15650dc3717534918dd1527544d8bbaced4cdf5c12.exe
2384	WerFault.exe
2384	WerFault.exe
2384	WerFault.exe
2384	WerFault.exe

Modifies file permissions 1 TTPs 1 IoCs

discovery

File and Directory Permissions Modification

T1222

pid	Process
2464	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-1-5-21-1298544033-3225604241-2703760938-1000\Software\Microsoft\Windows\CurrentVersion\Run\SysHelper = "\"C:\\Users\\Admin\\AppData\\Local\\b0fb70ef-6dc0-472c-b372-b0e87df54d5b\\7ff43b5c8488aef426edec15650dc3717534918dd1527544d8bbaced4cdf5c12.exe\" --AutoStart"	7ff43b5c8488aef426edec15650dc3717534918dd1527544d8bbaced4cdf5c12.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 9 IoCs

description	pid	Process	procid_target
PID 3048 set thread context of 2360	3048	7ff43b5c8488aef426edec15650dc3717534918dd1527544d8bbaced4cdf5c12.exe	28
PID 3056 set thread context of 2612	3056	7ff43b5c8488aef426edec15650dc3717534918dd1527544d8bbaced4cdf5c12.exe	32
PID 2028 set thread context of 2784	2028	build2.exe	34
PID 2204 set thread context of 1372	2204	build3.exe	37
PID 2872 set thread context of 2732	2872	mstsca.exe	44
PID 1996 set thread context of 1380	1996	mstsca.exe	50
PID 1788 set thread context of 2396	1788	mstsca.exe	52
PID 2020 set thread context of 2104	2020	mstsca.exe	54
PID 2248 set thread context of 3044	2248	mstsca.exe	56

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
2384	2784	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
332	schtasks.exe
2736	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 4 IoCs

pid	Process
2360	7ff43b5c8488aef426edec15650dc3717534918dd1527544d8bbaced4cdf5c12.exe
2360	7ff43b5c8488aef426edec15650dc3717534918dd1527544d8bbaced4cdf5c12.exe
2612	7ff43b5c8488aef426edec15650dc3717534918dd1527544d8bbaced4cdf5c12.exe
2612	7ff43b5c8488aef426edec15650dc3717534918dd1527544d8bbaced4cdf5c12.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 3048 wrote to memory of 2360	3048	7ff43b5c8488aef426edec15650dc3717534918dd1527544d8bbaced4cdf5c12.exe	28
PID 3048 wrote to memory of 2360	3048	7ff43b5c8488aef426edec15650dc3717534918dd1527544d8bbaced4cdf5c12.exe	28
PID 3048 wrote to memory of 2360	3048	7ff43b5c8488aef426edec15650dc3717534918dd1527544d8bbaced4cdf5c12.exe	28
PID 3048 wrote to memory of 2360	3048	7ff43b5c8488aef426edec15650dc3717534918dd1527544d8bbaced4cdf5c12.exe	28
PID 3048 wrote to memory of 2360	3048	7ff43b5c8488aef426edec15650dc3717534918dd1527544d8bbaced4cdf5c12.exe	28
PID 3048 wrote to memory of 2360	3048	7ff43b5c8488aef426edec15650dc3717534918dd1527544d8bbaced4cdf5c12.exe	28
PID 3048 wrote to memory of 2360	3048	7ff43b5c8488aef426edec15650dc3717534918dd1527544d8bbaced4cdf5c12.exe	28
PID 3048 wrote to memory of 2360	3048	7ff43b5c8488aef426edec15650dc3717534918dd1527544d8bbaced4cdf5c12.exe	28
PID 3048 wrote to memory of 2360	3048	7ff43b5c8488aef426edec15650dc3717534918dd1527544d8bbaced4cdf5c12.exe	28
PID 3048 wrote to memory of 2360	3048	7ff43b5c8488aef426edec15650dc3717534918dd1527544d8bbaced4cdf5c12.exe	28
PID 3048 wrote to memory of 2360	3048	7ff43b5c8488aef426edec15650dc3717534918dd1527544d8bbaced4cdf5c12.exe	28
PID 2360 wrote to memory of 2464	2360	7ff43b5c8488aef426edec15650dc3717534918dd1527544d8bbaced4cdf5c12.exe	30
PID 2360 wrote to memory of 2464	2360	7ff43b5c8488aef426edec15650dc3717534918dd1527544d8bbaced4cdf5c12.exe	30
PID 2360 wrote to memory of 2464	2360	7ff43b5c8488aef426edec15650dc3717534918dd1527544d8bbaced4cdf5c12.exe	30
PID 2360 wrote to memory of 2464	2360	7ff43b5c8488aef426edec15650dc3717534918dd1527544d8bbaced4cdf5c12.exe	30
PID 2360 wrote to memory of 3056	2360	7ff43b5c8488aef426edec15650dc3717534918dd1527544d8bbaced4cdf5c12.exe	31
PID 2360 wrote to memory of 3056	2360	7ff43b5c8488aef426edec15650dc3717534918dd1527544d8bbaced4cdf5c12.exe	31
PID 2360 wrote to memory of 3056	2360	7ff43b5c8488aef426edec15650dc3717534918dd1527544d8bbaced4cdf5c12.exe	31
PID 2360 wrote to memory of 3056	2360	7ff43b5c8488aef426edec15650dc3717534918dd1527544d8bbaced4cdf5c12.exe	31
PID 3056 wrote to memory of 2612	3056	7ff43b5c8488aef426edec15650dc3717534918dd1527544d8bbaced4cdf5c12.exe	32
PID 3056 wrote to memory of 2612	3056	7ff43b5c8488aef426edec15650dc3717534918dd1527544d8bbaced4cdf5c12.exe	32
PID 3056 wrote to memory of 2612	3056	7ff43b5c8488aef426edec15650dc3717534918dd1527544d8bbaced4cdf5c12.exe	32
PID 3056 wrote to memory of 2612	3056	7ff43b5c8488aef426edec15650dc3717534918dd1527544d8bbaced4cdf5c12.exe	32
PID 3056 wrote to memory of 2612	3056	7ff43b5c8488aef426edec15650dc3717534918dd1527544d8bbaced4cdf5c12.exe	32
PID 3056 wrote to memory of 2612	3056	7ff43b5c8488aef426edec15650dc3717534918dd1527544d8bbaced4cdf5c12.exe	32
PID 3056 wrote to memory of 2612	3056	7ff43b5c8488aef426edec15650dc3717534918dd1527544d8bbaced4cdf5c12.exe	32
PID 3056 wrote to memory of 2612	3056	7ff43b5c8488aef426edec15650dc3717534918dd1527544d8bbaced4cdf5c12.exe	32
PID 3056 wrote to memory of 2612	3056	7ff43b5c8488aef426edec15650dc3717534918dd1527544d8bbaced4cdf5c12.exe	32
PID 3056 wrote to memory of 2612	3056	7ff43b5c8488aef426edec15650dc3717534918dd1527544d8bbaced4cdf5c12.exe	32
PID 3056 wrote to memory of 2612	3056	7ff43b5c8488aef426edec15650dc3717534918dd1527544d8bbaced4cdf5c12.exe	32
PID 2612 wrote to memory of 2028	2612	7ff43b5c8488aef426edec15650dc3717534918dd1527544d8bbaced4cdf5c12.exe	33
PID 2612 wrote to memory of 2028	2612	7ff43b5c8488aef426edec15650dc3717534918dd1527544d8bbaced4cdf5c12.exe	33
PID 2612 wrote to memory of 2028	2612	7ff43b5c8488aef426edec15650dc3717534918dd1527544d8bbaced4cdf5c12.exe	33
PID 2612 wrote to memory of 2028	2612	7ff43b5c8488aef426edec15650dc3717534918dd1527544d8bbaced4cdf5c12.exe	33
PID 2028 wrote to memory of 2784	2028	build2.exe	34
PID 2028 wrote to memory of 2784	2028	build2.exe	34
PID 2028 wrote to memory of 2784	2028	build2.exe	34
PID 2028 wrote to memory of 2784	2028	build2.exe	34
PID 2028 wrote to memory of 2784	2028	build2.exe	34
PID 2028 wrote to memory of 2784	2028	build2.exe	34
PID 2028 wrote to memory of 2784	2028	build2.exe	34
PID 2028 wrote to memory of 2784	2028	build2.exe	34
PID 2028 wrote to memory of 2784	2028	build2.exe	34
PID 2028 wrote to memory of 2784	2028	build2.exe	34
PID 2028 wrote to memory of 2784	2028	build2.exe	34
PID 2612 wrote to memory of 2204	2612	7ff43b5c8488aef426edec15650dc3717534918dd1527544d8bbaced4cdf5c12.exe	35
PID 2612 wrote to memory of 2204	2612	7ff43b5c8488aef426edec15650dc3717534918dd1527544d8bbaced4cdf5c12.exe	35
PID 2612 wrote to memory of 2204	2612	7ff43b5c8488aef426edec15650dc3717534918dd1527544d8bbaced4cdf5c12.exe	35
PID 2612 wrote to memory of 2204	2612	7ff43b5c8488aef426edec15650dc3717534918dd1527544d8bbaced4cdf5c12.exe	35
PID 2204 wrote to memory of 1372	2204	build3.exe	37
PID 2204 wrote to memory of 1372	2204	build3.exe	37
PID 2204 wrote to memory of 1372	2204	build3.exe	37
PID 2204 wrote to memory of 1372	2204	build3.exe	37
PID 2204 wrote to memory of 1372	2204	build3.exe	37
PID 2204 wrote to memory of 1372	2204	build3.exe	37
PID 2204 wrote to memory of 1372	2204	build3.exe	37
PID 2204 wrote to memory of 1372	2204	build3.exe	37
PID 2204 wrote to memory of 1372	2204	build3.exe	37
PID 2204 wrote to memory of 1372	2204	build3.exe	37
PID 1372 wrote to memory of 332	1372	build3.exe	38
PID 1372 wrote to memory of 332	1372	build3.exe	38
PID 1372 wrote to memory of 332	1372	build3.exe	38
PID 1372 wrote to memory of 332	1372	build3.exe	38
PID 2784 wrote to memory of 2384	2784	build2.exe	41

C:\Users\Admin\AppData\Local\Temp\7ff43b5c8488aef426edec15650dc3717534918dd1527544d8bbaced4cdf5c12.exe
"C:\Users\Admin\AppData\Local\Temp\7ff43b5c8488aef426edec15650dc3717534918dd1527544d8bbaced4cdf5c12.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3048
- C:\Users\Admin\AppData\Local\Temp\7ff43b5c8488aef426edec15650dc3717534918dd1527544d8bbaced4cdf5c12.exe
  "C:\Users\Admin\AppData\Local\Temp\7ff43b5c8488aef426edec15650dc3717534918dd1527544d8bbaced4cdf5c12.exe"
  2⤵
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:2360
- - C:\Windows\SysWOW64\icacls.exe
    icacls "C:\Users\Admin\AppData\Local\b0fb70ef-6dc0-472c-b372-b0e87df54d5b" /deny *S-1-1-0:(OI)(CI)(DE,DC)
    3⤵
    - Modifies file permissions
    PID:2464
- - C:\Users\Admin\AppData\Local\Temp\7ff43b5c8488aef426edec15650dc3717534918dd1527544d8bbaced4cdf5c12.exe
    "C:\Users\Admin\AppData\Local\Temp\7ff43b5c8488aef426edec15650dc3717534918dd1527544d8bbaced4cdf5c12.exe" --Admin IsNotAutoStart IsNotTask
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious use of WriteProcessMemory
    PID:3056
  - - C:\Users\Admin\AppData\Local\Temp\7ff43b5c8488aef426edec15650dc3717534918dd1527544d8bbaced4cdf5c12.exe
      "C:\Users\Admin\AppData\Local\Temp\7ff43b5c8488aef426edec15650dc3717534918dd1527544d8bbaced4cdf5c12.exe" --Admin IsNotAutoStart IsNotTask
      4⤵
      Loads dropped DLL
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of WriteProcessMemory
      PID:2612
    - - C:\Users\Admin\AppData\Local\ee38e54e-d5a8-4fa7-9099-8daadce80d1d\build2.exe
        
        "C:\Users\Admin\AppData\Local\ee38e54e-d5a8-4fa7-9099-8daadce80d1d\build2.exe"
        5⤵
        Executes dropped EXE
        Suspicious use of SetThreadContext
        Suspicious use of WriteProcessMemory
        
        PID:2028
      - C:\Users\Admin\AppData\Local\ee38e54e-d5a8-4fa7-9099-8daadce80d1d\build2.exe
        
        "C:\Users\Admin\AppData\Local\ee38e54e-d5a8-4fa7-9099-8daadce80d1d\build2.exe"
        6⤵
        Executes dropped EXE
        Modifies system certificate store
        Suspicious use of WriteProcessMemory
        
        PID:2784
        
        C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 2784 -s 1456
        7⤵
        Loads dropped DLL
        Program crash
        
        PID:2384
    - - C:\Users\Admin\AppData\Local\ee38e54e-d5a8-4fa7-9099-8daadce80d1d\build3.exe
        
        "C:\Users\Admin\AppData\Local\ee38e54e-d5a8-4fa7-9099-8daadce80d1d\build3.exe"
        5⤵
        Executes dropped EXE
        Suspicious use of SetThreadContext
        Suspicious use of WriteProcessMemory
        
        PID:2204
      - C:\Users\Admin\AppData\Local\ee38e54e-d5a8-4fa7-9099-8daadce80d1d\build3.exe
        
        "C:\Users\Admin\AppData\Local\ee38e54e-d5a8-4fa7-9099-8daadce80d1d\build3.exe"
        6⤵
        Executes dropped EXE
        Suspicious use of WriteProcessMemory
        
        PID:1372
        
        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:332

C:\Windows\system32\taskeng.exe
taskeng.exe {BC68DD67-690D-4D71-9A75-C081AE1A4A45} S-1-5-21-1298544033-3225604241-2703760938-1000:IZKCKOTP\Admin:Interactive:[1]
1⤵
PID:2632
- 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:2872
- - C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
    C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
    3⤵
    - Executes dropped EXE
    PID:2732
  - - 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:2736
- 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:1996
- - C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
    C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
    3⤵
    - Executes dropped EXE
    PID:1380
- 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:1788
- - C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
    C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
    3⤵
    - Executes dropped EXE
    PID:2396
- 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:2020
- - C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
    C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
    3⤵
    - Executes dropped EXE
    PID:2104
- 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:2248
- - C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
    C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
    3⤵
    - Executes dropped EXE
    PID:3044

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

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\24BD96D5497F70B3F510A6B53CD43F3E_3A89246FB90C5EE6620004F1AE0EB0EA

Filesize
1KB

MD5
2a789d6b366b95c47c2e68c27f863f81

SHA1
1b123bd94179f5b8746bc960691ddb9546855e05

SHA256
ba4990d90cdd27ce932e39c10e178659436aeb5a290faa47f4825da9eca6bc94

SHA512
027180aabc65ae3ca35f83161b11d289d87af854656483ac2cf703d94f695c4d5bce0fce1901278ab4cbfc985c9b9aa1f455c889913834c4b1734a365c7f8e3b

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\94308059B57B3142E455B38A6EB92015

Filesize
68KB

MD5
29f65ba8e88c063813cc50a4ea544e93

SHA1
05a7040d5c127e68c25d81cc51271ffb8bef3568

SHA256
1ed81fa8dfb6999a9fedc6e779138ffd99568992e22d300acd181a6d2c8de184

SHA512
e29b2e92c496245bed3372578074407e8ef8882906ce10c35b3c8deebfefe01b5fd7f3030acaa693e175f4b7aca6cd7d8d10ae1c731b09c5fa19035e005de3aa

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\CAF4703619713E3F18D8A9D5D88D6288_F2DAF19C1F776537105D08FC8D978464

Filesize
724B

MD5
8202a1cd02e7d69597995cabbe881a12

SHA1
8858d9d934b7aa9330ee73de6c476acf19929ff6

SHA256
58f381c3a0a0ace6321da22e40bd44a597bd98b9c9390ab9258426b5cf75a7a5

SHA512
97ba9fceab995d4bef706f8deef99e06862999734ebe6a05832c710104479c6337cbf0a76e1c1e0f91566a61334dc100d837dfd049e20da765fe49def684f9c9

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\24BD96D5497F70B3F510A6B53CD43F3E_3A89246FB90C5EE6620004F1AE0EB0EA

Filesize
410B

MD5
babeaa48211dce92c9cf92e78025c39d

SHA1
cbf753512cc37566e86e8cb9ed0f5c54f3200bd1

SHA256
b1728944b9ce2bcf759c16f1637ceb6851de0d5f352eb41a3f3e009c4660458b

SHA512
ce431cb8e0e95395658aa78346a047617d95b5857b8900f713c6bd0fb155d9953bf45fc3897d94c2b7c5d0f098368c89b8757365cb7d2a1f7e9475c2c0d26798

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015

Filesize
344B

MD5
ca4b7921b8b1f1b919f6f2f506cc456e

SHA1
7aaa05f2c18bccefb8afab651256b77358241d06

SHA256
2a5674e9d44745e996603080aa73261866f72349bc68f632995e8b605a9d4eaf

SHA512
94fe66ec9c7e9ddecd56422c6ed7f59d83721f3721edcd0fce2a84cc02f75eec5a866d9393ec8dd39de1b97541e321145c108726aff11e294fbea21fccd5214d

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\CAF4703619713E3F18D8A9D5D88D6288_F2DAF19C1F776537105D08FC8D978464

Filesize
392B

MD5
e33bf459368b1e4b1a1fc5426f8e127f

SHA1
9ccd086686a9a533619601553a057b84ecbc6e91

SHA256
e5a6840c8f40a1d1bc7f075f520feb60736d8c7df1aeb3aec2458dcf746b2d07

SHA512
924a4a574e7c21a321c228062313c5def37d712d5f62e76a48c23a258c34f01dd341eb9a2b9d1b527e3ede860f8903b80bcf5616a17c815f643be07786361790

Download Submit
C:\Users\Admin\AppData\Local\Temp\Cab33DC.tmp

Filesize
65KB

MD5
ac05d27423a85adc1622c714f2cb6184

SHA1
b0fe2b1abddb97837ea0195be70ab2ff14d43198

SHA256
c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

SHA512
6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar4828.tmp

Filesize
171KB

MD5
9c0c641c06238516f27941aa1166d427

SHA1
64cd549fb8cf014fcd9312aa7a5b023847b6c977

SHA256
4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

SHA512
936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar4E75.tmp

Filesize
177KB

MD5
435a9ac180383f9fa094131b173a2f7b

SHA1
76944ea657a9db94f9a4bef38f88c46ed4166983

SHA256
67dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34

SHA512
1a6b277611959720a9c71114957620517ad94541302f164eb872bd322292a952409bafb8bc2ac793b16ad5f25d83f8594ccff2b7834e3c2b2b941e6fc84c009a

Download Submit
C:\Users\Admin\AppData\Local\b0fb70ef-6dc0-472c-b372-b0e87df54d5b\7ff43b5c8488aef426edec15650dc3717534918dd1527544d8bbaced4cdf5c12.exe

Filesize
789KB

MD5
3f62759e105ba10ed5e7a3258cfdd027

SHA1
fab99f52dae49396abec5052056787f5cd80aab0

SHA256
7ff43b5c8488aef426edec15650dc3717534918dd1527544d8bbaced4cdf5c12

SHA512
c9f1aefc77058f69b87db8912996f892861b910ee12200a7f1fc71f25fe4a34fa80859afff2e0cd754fb6a79091d1f1b324832c43c4e9b100abec8ec7f5c9db4

Download Submit
C:\Users\Admin\AppData\Local\ee38e54e-d5a8-4fa7-9099-8daadce80d1d\build2.exe

Filesize
277KB

MD5
8dae8b6a6be6e3527183594d1c26a2d3

SHA1
b87e40cee60869a36e79c88c8a3a34baf0bc4889

SHA256
afce72cd3bc717c784962083066e3ede2b0aaadbe0908ec7360096c923774fa5

SHA512
0bf065700db647efba39a13a58242a595907e6c11885575cf0bdad9e23ab40583c8a6535464e46d75d075e20d88b7a6305a761df9da787fdc8728483dd48f96e

Download Submit
C:\Users\Admin\AppData\Local\ee38e54e-d5a8-4fa7-9099-8daadce80d1d\build3.exe

Filesize
299KB

MD5
41b883a061c95e9b9cb17d4ca50de770

SHA1
1daf96ec21d53d9a4699cea9b4db08cda6fbb5ad

SHA256
fef2c8ca07c500e416fd7700a381c39899ee26ce1119f62e7c65cf922ce8b408

SHA512
cdd1bb3a36182575cd715a52815765161eeaa3849e72c1c2a9a4e84cc43af9f8ec4997e642702bb3de41f162d2e8fd8717f6f8302bba5306821ee4d155626319

Download Submit
memory/1372-213-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1372-218-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/1372-223-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/1372-221-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/1788-324-0x0000000000332000-0x0000000000342000-memory.dmp

Filesize
64KB

Download
memory/1996-304-0x00000000002B0000-0x00000000003B0000-memory.dmp

Filesize
1024KB

Download
memory/1996-293-0x00000000002B0000-0x00000000003B0000-memory.dmp

Filesize
1024KB

Download
memory/2020-354-0x0000000000870000-0x0000000000970000-memory.dmp

Filesize
1024KB

Download
memory/2028-76-0x0000000000230000-0x0000000000261000-memory.dmp

Filesize
196KB

Download
memory/2028-75-0x00000000006A0000-0x00000000007A0000-memory.dmp

Filesize
1024KB

Download
memory/2204-217-0x0000000000220000-0x0000000000224000-memory.dmp

Filesize
16KB

Download
memory/2204-214-0x0000000000930000-0x0000000000A30000-memory.dmp

Filesize
1024KB

Download
memory/2248-388-0x0000000000870000-0x0000000000970000-memory.dmp

Filesize
1024KB

Download
memory/2360-2-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2360-9-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/2360-5-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/2360-8-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/2360-27-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/2612-36-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/2612-50-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/2612-35-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/2612-49-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/2612-54-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/2612-61-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/2612-56-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/2612-132-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/2612-57-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/2784-250-0x0000000000400000-0x0000000000644000-memory.dmp

Filesize
2.3MB

Download
memory/2784-74-0x0000000000400000-0x0000000000644000-memory.dmp

Filesize
2.3MB

Download
memory/2784-79-0x0000000000400000-0x0000000000644000-memory.dmp

Filesize
2.3MB

Download
memory/2784-80-0x0000000000400000-0x0000000000644000-memory.dmp

Filesize
2.3MB

Download
memory/2784-72-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/2872-263-0x0000000000290000-0x0000000000390000-memory.dmp

Filesize
1024KB

Download
memory/2872-269-0x0000000000290000-0x0000000000390000-memory.dmp

Filesize
1024KB

Download
memory/3048-0-0x0000000002310000-0x00000000023A1000-memory.dmp

Filesize
580KB

Download
memory/3048-7-0x0000000002310000-0x00000000023A1000-memory.dmp

Filesize
580KB

Download
memory/3048-3-0x00000000023B0000-0x00000000024CB000-memory.dmp

Filesize
1.1MB

Download
memory/3048-1-0x0000000002310000-0x00000000023A1000-memory.dmp

Filesize
580KB

Download
memory/3056-30-0x0000000000BE0000-0x0000000000C71000-memory.dmp

Filesize
580KB

Download
memory/3056-29-0x0000000000BE0000-0x0000000000C71000-memory.dmp

Filesize
580KB

Download