djvu | 442c91ad2c7ecd13bcaf79ed49b6db267e7f9baecfcf6c416ad25e975f5876f2

Analysis

max time kernel
300s
max time network
195s
platform
windows7_x64
resource
win7-20240220-en
resource tags

arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system
submitted
28/03/2024, 22:27

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General

Target

442c91ad2c7ecd13bcaf79ed49b6db267e7f9baecfcf6c416ad25e975f5876f2.exe
Size

815KB
MD5

5dbc04b3d710e3a39d04a9eba4e2417d
SHA1

d8cfe9c05d7d6a054d300c979275fb06753baf7e
SHA256

442c91ad2c7ecd13bcaf79ed49b6db267e7f9baecfcf6c416ad25e975f5876f2
SHA512

8b7aadbd2e094b4b4df3aa066aec0fe5cc2302f6c5a399915a7a521babf1de93b024ee62453aed5a435146cf485d76c5af2aa4a2a73bd216f115d0b7c3f3efb0
SSDEEP

12288:2xvBp9WhNbQrXnd21ueHIKcK22bgbKG75wjO5X63qNbxLAOowDyqRArxoWNnu:2xcNbQLdmh22cTwjERArwDylrdnu

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/2644-73-0x0000000000230000-0x0000000000261000-memory.dmp	family_vidar_v7
behavioral1/memory/1876-74-0x0000000000400000-0x0000000000644000-memory.dmp	family_vidar_v7
behavioral1/memory/1876-77-0x0000000000400000-0x0000000000644000-memory.dmp	family_vidar_v7
behavioral1/memory/1876-78-0x0000000000400000-0x0000000000644000-memory.dmp	family_vidar_v7
behavioral1/memory/1876-243-0x0000000000400000-0x0000000000644000-memory.dmp	family_vidar_v7

Detected Djvu ransomware 13 IoCs

resource	yara_rule
behavioral1/memory/2156-3-0x0000000004630000-0x000000000474B000-memory.dmp	family_djvu
behavioral1/memory/2828-5-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/2828-7-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/2828-8-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/2828-26-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/2552-35-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/2552-48-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/2552-49-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/2552-53-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/2552-55-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/2552-56-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/2552-130-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/2552-162-0x0000000000400000-0x0000000000537000-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 14 IoCs

pid	Process
2644	build2.exe
1876	build2.exe
928	build3.exe
1796	build3.exe
1644	mstsca.exe
2156	mstsca.exe
1888	mstsca.exe
356	mstsca.exe
1984	mstsca.exe
1464	mstsca.exe
1548	mstsca.exe
1476	mstsca.exe
2328	mstsca.exe
2120	mstsca.exe

Loads dropped DLL 8 IoCs

pid	Process
2552	442c91ad2c7ecd13bcaf79ed49b6db267e7f9baecfcf6c416ad25e975f5876f2.exe
2552	442c91ad2c7ecd13bcaf79ed49b6db267e7f9baecfcf6c416ad25e975f5876f2.exe
2552	442c91ad2c7ecd13bcaf79ed49b6db267e7f9baecfcf6c416ad25e975f5876f2.exe
2552	442c91ad2c7ecd13bcaf79ed49b6db267e7f9baecfcf6c416ad25e975f5876f2.exe
2108	WerFault.exe
2108	WerFault.exe
2108	WerFault.exe
2108	WerFault.exe

Modifies file permissions 1 TTPs 1 IoCs

discovery

File and Directory Permissions Modification

T1222

pid	Process
3004	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-1-5-21-2721934792-624042501-2768869379-1000\Software\Microsoft\Windows\CurrentVersion\Run\SysHelper = "\"C:\\Users\\Admin\\AppData\\Local\\1f4615ce-e37a-45ac-a4a6-29c3db1aaabd\\442c91ad2c7ecd13bcaf79ed49b6db267e7f9baecfcf6c416ad25e975f5876f2.exe\" --AutoStart"	442c91ad2c7ecd13bcaf79ed49b6db267e7f9baecfcf6c416ad25e975f5876f2.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
5	api.2ip.ua
9	api.2ip.ua

Suspicious use of SetThreadContext 9 IoCs

description	pid	Process	procid_target
PID 2156 set thread context of 2828	2156	442c91ad2c7ecd13bcaf79ed49b6db267e7f9baecfcf6c416ad25e975f5876f2.exe	28
PID 2540 set thread context of 2552	2540	442c91ad2c7ecd13bcaf79ed49b6db267e7f9baecfcf6c416ad25e975f5876f2.exe	31
PID 2644 set thread context of 1876	2644	build2.exe	34
PID 928 set thread context of 1796	928	build3.exe	36
PID 1644 set thread context of 2156	1644	mstsca.exe	43
PID 1888 set thread context of 356	1888	mstsca.exe	49
PID 1984 set thread context of 1464	1984	mstsca.exe	51
PID 1548 set thread context of 1476	1548	mstsca.exe	53
PID 2328 set thread context of 2120	2328	mstsca.exe	55

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
2108	1876	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
1816	schtasks.exe
2224	schtasks.exe

Modifies system certificate store 2 TTPs 3 IoCs

evasion spyware trojan

Install Root Certificate

T1553.004

Modify Registry

T1112

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

Suspicious behavior: EnumeratesProcesses 3 IoCs

pid	Process
2828	442c91ad2c7ecd13bcaf79ed49b6db267e7f9baecfcf6c416ad25e975f5876f2.exe
2552	442c91ad2c7ecd13bcaf79ed49b6db267e7f9baecfcf6c416ad25e975f5876f2.exe
2552	442c91ad2c7ecd13bcaf79ed49b6db267e7f9baecfcf6c416ad25e975f5876f2.exe

Suspicious use of WriteProcessMemory 64 IoCs

description	pid	Process	procid_target
PID 2156 wrote to memory of 2828	2156	442c91ad2c7ecd13bcaf79ed49b6db267e7f9baecfcf6c416ad25e975f5876f2.exe	28
PID 2156 wrote to memory of 2828	2156	442c91ad2c7ecd13bcaf79ed49b6db267e7f9baecfcf6c416ad25e975f5876f2.exe	28
PID 2156 wrote to memory of 2828	2156	442c91ad2c7ecd13bcaf79ed49b6db267e7f9baecfcf6c416ad25e975f5876f2.exe	28
PID 2156 wrote to memory of 2828	2156	442c91ad2c7ecd13bcaf79ed49b6db267e7f9baecfcf6c416ad25e975f5876f2.exe	28
PID 2156 wrote to memory of 2828	2156	442c91ad2c7ecd13bcaf79ed49b6db267e7f9baecfcf6c416ad25e975f5876f2.exe	28
PID 2156 wrote to memory of 2828	2156	442c91ad2c7ecd13bcaf79ed49b6db267e7f9baecfcf6c416ad25e975f5876f2.exe	28
PID 2156 wrote to memory of 2828	2156	442c91ad2c7ecd13bcaf79ed49b6db267e7f9baecfcf6c416ad25e975f5876f2.exe	28
PID 2156 wrote to memory of 2828	2156	442c91ad2c7ecd13bcaf79ed49b6db267e7f9baecfcf6c416ad25e975f5876f2.exe	28
PID 2156 wrote to memory of 2828	2156	442c91ad2c7ecd13bcaf79ed49b6db267e7f9baecfcf6c416ad25e975f5876f2.exe	28
PID 2156 wrote to memory of 2828	2156	442c91ad2c7ecd13bcaf79ed49b6db267e7f9baecfcf6c416ad25e975f5876f2.exe	28
PID 2156 wrote to memory of 2828	2156	442c91ad2c7ecd13bcaf79ed49b6db267e7f9baecfcf6c416ad25e975f5876f2.exe	28
PID 2828 wrote to memory of 3004	2828	442c91ad2c7ecd13bcaf79ed49b6db267e7f9baecfcf6c416ad25e975f5876f2.exe	29
PID 2828 wrote to memory of 3004	2828	442c91ad2c7ecd13bcaf79ed49b6db267e7f9baecfcf6c416ad25e975f5876f2.exe	29
PID 2828 wrote to memory of 3004	2828	442c91ad2c7ecd13bcaf79ed49b6db267e7f9baecfcf6c416ad25e975f5876f2.exe	29
PID 2828 wrote to memory of 3004	2828	442c91ad2c7ecd13bcaf79ed49b6db267e7f9baecfcf6c416ad25e975f5876f2.exe	29
PID 2828 wrote to memory of 2540	2828	442c91ad2c7ecd13bcaf79ed49b6db267e7f9baecfcf6c416ad25e975f5876f2.exe	30
PID 2828 wrote to memory of 2540	2828	442c91ad2c7ecd13bcaf79ed49b6db267e7f9baecfcf6c416ad25e975f5876f2.exe	30
PID 2828 wrote to memory of 2540	2828	442c91ad2c7ecd13bcaf79ed49b6db267e7f9baecfcf6c416ad25e975f5876f2.exe	30
PID 2828 wrote to memory of 2540	2828	442c91ad2c7ecd13bcaf79ed49b6db267e7f9baecfcf6c416ad25e975f5876f2.exe	30
PID 2540 wrote to memory of 2552	2540	442c91ad2c7ecd13bcaf79ed49b6db267e7f9baecfcf6c416ad25e975f5876f2.exe	31
PID 2540 wrote to memory of 2552	2540	442c91ad2c7ecd13bcaf79ed49b6db267e7f9baecfcf6c416ad25e975f5876f2.exe	31
PID 2540 wrote to memory of 2552	2540	442c91ad2c7ecd13bcaf79ed49b6db267e7f9baecfcf6c416ad25e975f5876f2.exe	31
PID 2540 wrote to memory of 2552	2540	442c91ad2c7ecd13bcaf79ed49b6db267e7f9baecfcf6c416ad25e975f5876f2.exe	31
PID 2540 wrote to memory of 2552	2540	442c91ad2c7ecd13bcaf79ed49b6db267e7f9baecfcf6c416ad25e975f5876f2.exe	31
PID 2540 wrote to memory of 2552	2540	442c91ad2c7ecd13bcaf79ed49b6db267e7f9baecfcf6c416ad25e975f5876f2.exe	31
PID 2540 wrote to memory of 2552	2540	442c91ad2c7ecd13bcaf79ed49b6db267e7f9baecfcf6c416ad25e975f5876f2.exe	31
PID 2540 wrote to memory of 2552	2540	442c91ad2c7ecd13bcaf79ed49b6db267e7f9baecfcf6c416ad25e975f5876f2.exe	31
PID 2540 wrote to memory of 2552	2540	442c91ad2c7ecd13bcaf79ed49b6db267e7f9baecfcf6c416ad25e975f5876f2.exe	31
PID 2540 wrote to memory of 2552	2540	442c91ad2c7ecd13bcaf79ed49b6db267e7f9baecfcf6c416ad25e975f5876f2.exe	31
PID 2540 wrote to memory of 2552	2540	442c91ad2c7ecd13bcaf79ed49b6db267e7f9baecfcf6c416ad25e975f5876f2.exe	31
PID 2552 wrote to memory of 2644	2552	442c91ad2c7ecd13bcaf79ed49b6db267e7f9baecfcf6c416ad25e975f5876f2.exe	32
PID 2552 wrote to memory of 2644	2552	442c91ad2c7ecd13bcaf79ed49b6db267e7f9baecfcf6c416ad25e975f5876f2.exe	32
PID 2552 wrote to memory of 2644	2552	442c91ad2c7ecd13bcaf79ed49b6db267e7f9baecfcf6c416ad25e975f5876f2.exe	32
PID 2552 wrote to memory of 2644	2552	442c91ad2c7ecd13bcaf79ed49b6db267e7f9baecfcf6c416ad25e975f5876f2.exe	32
PID 2644 wrote to memory of 1876	2644	build2.exe	34
PID 2644 wrote to memory of 1876	2644	build2.exe	34
PID 2644 wrote to memory of 1876	2644	build2.exe	34
PID 2644 wrote to memory of 1876	2644	build2.exe	34
PID 2644 wrote to memory of 1876	2644	build2.exe	34
PID 2644 wrote to memory of 1876	2644	build2.exe	34
PID 2644 wrote to memory of 1876	2644	build2.exe	34
PID 2644 wrote to memory of 1876	2644	build2.exe	34
PID 2644 wrote to memory of 1876	2644	build2.exe	34
PID 2644 wrote to memory of 1876	2644	build2.exe	34
PID 2644 wrote to memory of 1876	2644	build2.exe	34
PID 2552 wrote to memory of 928	2552	442c91ad2c7ecd13bcaf79ed49b6db267e7f9baecfcf6c416ad25e975f5876f2.exe	35
PID 2552 wrote to memory of 928	2552	442c91ad2c7ecd13bcaf79ed49b6db267e7f9baecfcf6c416ad25e975f5876f2.exe	35
PID 2552 wrote to memory of 928	2552	442c91ad2c7ecd13bcaf79ed49b6db267e7f9baecfcf6c416ad25e975f5876f2.exe	35
PID 2552 wrote to memory of 928	2552	442c91ad2c7ecd13bcaf79ed49b6db267e7f9baecfcf6c416ad25e975f5876f2.exe	35
PID 928 wrote to memory of 1796	928	build3.exe	36
PID 928 wrote to memory of 1796	928	build3.exe	36
PID 928 wrote to memory of 1796	928	build3.exe	36
PID 928 wrote to memory of 1796	928	build3.exe	36
PID 928 wrote to memory of 1796	928	build3.exe	36
PID 928 wrote to memory of 1796	928	build3.exe	36
PID 928 wrote to memory of 1796	928	build3.exe	36
PID 928 wrote to memory of 1796	928	build3.exe	36
PID 928 wrote to memory of 1796	928	build3.exe	36
PID 928 wrote to memory of 1796	928	build3.exe	36
PID 1796 wrote to memory of 1816	1796	build3.exe	37
PID 1796 wrote to memory of 1816	1796	build3.exe	37
PID 1796 wrote to memory of 1816	1796	build3.exe	37
PID 1796 wrote to memory of 1816	1796	build3.exe	37
PID 1876 wrote to memory of 2108	1876	build2.exe	40

C:\Users\Admin\AppData\Local\Temp\442c91ad2c7ecd13bcaf79ed49b6db267e7f9baecfcf6c416ad25e975f5876f2.exe
"C:\Users\Admin\AppData\Local\Temp\442c91ad2c7ecd13bcaf79ed49b6db267e7f9baecfcf6c416ad25e975f5876f2.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2156
- C:\Users\Admin\AppData\Local\Temp\442c91ad2c7ecd13bcaf79ed49b6db267e7f9baecfcf6c416ad25e975f5876f2.exe
  "C:\Users\Admin\AppData\Local\Temp\442c91ad2c7ecd13bcaf79ed49b6db267e7f9baecfcf6c416ad25e975f5876f2.exe"
  2⤵
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:2828
- - C:\Windows\SysWOW64\icacls.exe
    icacls "C:\Users\Admin\AppData\Local\1f4615ce-e37a-45ac-a4a6-29c3db1aaabd" /deny *S-1-1-0:(OI)(CI)(DE,DC)
    3⤵
    - Modifies file permissions
    PID:3004
- - C:\Users\Admin\AppData\Local\Temp\442c91ad2c7ecd13bcaf79ed49b6db267e7f9baecfcf6c416ad25e975f5876f2.exe
    "C:\Users\Admin\AppData\Local\Temp\442c91ad2c7ecd13bcaf79ed49b6db267e7f9baecfcf6c416ad25e975f5876f2.exe" --Admin IsNotAutoStart IsNotTask
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious use of WriteProcessMemory
    PID:2540
  - - C:\Users\Admin\AppData\Local\Temp\442c91ad2c7ecd13bcaf79ed49b6db267e7f9baecfcf6c416ad25e975f5876f2.exe
      "C:\Users\Admin\AppData\Local\Temp\442c91ad2c7ecd13bcaf79ed49b6db267e7f9baecfcf6c416ad25e975f5876f2.exe" --Admin IsNotAutoStart IsNotTask
      4⤵
      Loads dropped DLL
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of WriteProcessMemory
      PID:2552
    - - C:\Users\Admin\AppData\Local\33a38fa9-3fd1-4583-8ede-39e759542bb5\build2.exe
        
        "C:\Users\Admin\AppData\Local\33a38fa9-3fd1-4583-8ede-39e759542bb5\build2.exe"
        5⤵
        Executes dropped EXE
        Suspicious use of SetThreadContext
        Suspicious use of WriteProcessMemory
        
        PID:2644
      - C:\Users\Admin\AppData\Local\33a38fa9-3fd1-4583-8ede-39e759542bb5\build2.exe
        
        "C:\Users\Admin\AppData\Local\33a38fa9-3fd1-4583-8ede-39e759542bb5\build2.exe"
        6⤵
        Executes dropped EXE
        Modifies system certificate store
        Suspicious use of WriteProcessMemory
        
        PID:1876
        
        C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 1876 -s 1472
        7⤵
        Loads dropped DLL
        Program crash
        
        PID:2108
    - - C:\Users\Admin\AppData\Local\33a38fa9-3fd1-4583-8ede-39e759542bb5\build3.exe
        
        "C:\Users\Admin\AppData\Local\33a38fa9-3fd1-4583-8ede-39e759542bb5\build3.exe"
        5⤵
        Executes dropped EXE
        Suspicious use of SetThreadContext
        Suspicious use of WriteProcessMemory
        
        PID:928
      - C:\Users\Admin\AppData\Local\33a38fa9-3fd1-4583-8ede-39e759542bb5\build3.exe
        
        "C:\Users\Admin\AppData\Local\33a38fa9-3fd1-4583-8ede-39e759542bb5\build3.exe"
        6⤵
        Executes dropped EXE
        Suspicious use of WriteProcessMemory
        
        PID:1796
        
        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:1816

C:\Windows\system32\taskeng.exe
taskeng.exe {4310D44D-2237-4F11-8670-DFDC69C1FBF2} S-1-5-21-2721934792-624042501-2768869379-1000:BISMIZHX\Admin:Interactive:[1]
1⤵
PID:2000
- 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:1644
- - C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
    C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
    3⤵
    - Executes dropped EXE
    PID:2156
  - - 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:2224
- 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:1888
- - C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
    C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
    3⤵
    - Executes dropped EXE
    PID:356
- 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:1984
- - C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
    C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
    3⤵
    - Executes dropped EXE
    PID:1464
- 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:1548
- - C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
    C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
    3⤵
    - Executes dropped EXE
    PID:1476
- 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:2328
- - C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
    C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
    3⤵
    - Executes dropped EXE
    PID:2120

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
7eb9171e89454d1fe990ae00df230a80

SHA1
a3a3beb860f936a328f8b8f40ca2eb0bdb96b127

SHA256
df88948062f6cad5e479a0bf706666527cb10c870d6f9b693a308314c649beea

SHA512
ef315549ff85b4fbe429e998dc32cee84d4a38ac2cda096a5ecdbfe84e5850fa680a75d7ede532e3375851de26a327b3d0d5bf331d30e6aedc7acd9a33ffec22

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

Filesize
344B

MD5
708b4df33b8fdf9f8951709742d6035e

SHA1
cee244ab6c073418d6f1a44f5eebb269d6556251

SHA256
0cc39407e8d46d638b689c83cb4c0d5bfa3ad5e8face128bd79fb31bbb25b585

SHA512
930a0e1dfbb9a1ef9dc2a146e02083f0a5be9cfb7d1b747953ae06d0b8cadf41b27533ae0d3137c39262805630bb2863615af693391454590a739e22ba378cee

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

Filesize
392B

MD5
236df0332c51019ac034f435e4657ce5

SHA1
acaa50a3ab768c3d160926573fa420dd13cf67f8

SHA256
6ed86b0460f5474e788352dcd47763ec8ad8543f75e815d43f3b3f463f8c9ebb

SHA512
4c5b60d7078ec2c2076650a32d08acfebe4c695493296800891ad8cc347c8a32d9911585a625a83ca639b9939ff9871ae0b8210ee5f3018d36bb5f4a8a0d7670

Download Submit
C:\Users\Admin\AppData\Local\1f4615ce-e37a-45ac-a4a6-29c3db1aaabd\442c91ad2c7ecd13bcaf79ed49b6db267e7f9baecfcf6c416ad25e975f5876f2.exe

Filesize
815KB

MD5
5dbc04b3d710e3a39d04a9eba4e2417d

SHA1
d8cfe9c05d7d6a054d300c979275fb06753baf7e

SHA256
442c91ad2c7ecd13bcaf79ed49b6db267e7f9baecfcf6c416ad25e975f5876f2

SHA512
8b7aadbd2e094b4b4df3aa066aec0fe5cc2302f6c5a399915a7a521babf1de93b024ee62453aed5a435146cf485d76c5af2aa4a2a73bd216f115d0b7c3f3efb0

Download Submit
C:\Users\Admin\AppData\Local\Temp\Cab315D.tmp

Filesize
65KB

MD5
ac05d27423a85adc1622c714f2cb6184

SHA1
b0fe2b1abddb97837ea0195be70ab2ff14d43198

SHA256
c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

SHA512
6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar3BBA.tmp

Filesize
171KB

MD5
9c0c641c06238516f27941aa1166d427

SHA1
64cd549fb8cf014fcd9312aa7a5b023847b6c977

SHA256
4276af3669a141a59388bc56a87f6614d9a9bdddf560636c264219a7eb11256f

SHA512
936ed0c0b0a7ff8e606b1cc4175a1f9b3699748ccbba1c3aff96203033d2e9edabf090e5148370df42fbfc4e31d7229493706ff24f19ff42ff7bef74a6baad06

Download Submit
C:\Users\Admin\AppData\Local\Temp\Tar3E8D.tmp

Filesize
177KB

MD5
435a9ac180383f9fa094131b173a2f7b

SHA1
76944ea657a9db94f9a4bef38f88c46ed4166983

SHA256
67dc37ed50b8e63272b49a254a6039ee225974f1d767bb83eb1fd80e759a7c34

SHA512
1a6b277611959720a9c71114957620517ad94541302f164eb872bd322292a952409bafb8bc2ac793b16ad5f25d83f8594ccff2b7834e3c2b2b941e6fc84c009a

Download Submit
\Users\Admin\AppData\Local\33a38fa9-3fd1-4583-8ede-39e759542bb5\build2.exe

Filesize
277KB

MD5
8dae8b6a6be6e3527183594d1c26a2d3

SHA1
b87e40cee60869a36e79c88c8a3a34baf0bc4889

SHA256
afce72cd3bc717c784962083066e3ede2b0aaadbe0908ec7360096c923774fa5

SHA512
0bf065700db647efba39a13a58242a595907e6c11885575cf0bdad9e23ab40583c8a6535464e46d75d075e20d88b7a6305a761df9da787fdc8728483dd48f96e

Download Submit
\Users\Admin\AppData\Local\33a38fa9-3fd1-4583-8ede-39e759542bb5\build3.exe

Filesize
299KB

MD5
41b883a061c95e9b9cb17d4ca50de770

SHA1
1daf96ec21d53d9a4699cea9b4db08cda6fbb5ad

SHA256
fef2c8ca07c500e416fd7700a381c39899ee26ce1119f62e7c65cf922ce8b408

SHA512
cdd1bb3a36182575cd715a52815765161eeaa3849e72c1c2a9a4e84cc43af9f8ec4997e642702bb3de41f162d2e8fd8717f6f8302bba5306821ee4d155626319

Download Submit
memory/928-231-0x00000000009D2000-0x00000000009E3000-memory.dmp

Filesize
68KB

Download
memory/928-232-0x0000000000220000-0x0000000000224000-memory.dmp

Filesize
16KB

Download
memory/1548-337-0x00000000008D2000-0x00000000008E2000-memory.dmp

Filesize
64KB

Download
memory/1644-251-0x00000000002B2000-0x00000000002C2000-memory.dmp

Filesize
64KB

Download
memory/1796-233-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/1796-235-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/1796-226-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1796-228-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/1876-78-0x0000000000400000-0x0000000000644000-memory.dmp

Filesize
2.3MB

Download
memory/1876-70-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download
memory/1876-74-0x0000000000400000-0x0000000000644000-memory.dmp

Filesize
2.3MB

Download
memory/1876-77-0x0000000000400000-0x0000000000644000-memory.dmp

Filesize
2.3MB

Download
memory/1876-243-0x0000000000400000-0x0000000000644000-memory.dmp

Filesize
2.3MB

Download
memory/1888-280-0x00000000008D2000-0x00000000008E2000-memory.dmp

Filesize
64KB

Download
memory/1984-306-0x0000000000860000-0x0000000000960000-memory.dmp

Filesize
1024KB

Download
memory/2156-1-0x0000000000270000-0x0000000000302000-memory.dmp

Filesize
584KB

Download
memory/2156-0-0x0000000000270000-0x0000000000302000-memory.dmp

Filesize
584KB

Download
memory/2156-3-0x0000000004630000-0x000000000474B000-memory.dmp

Filesize
1.1MB

Download
memory/2328-366-0x0000000000C50000-0x0000000000D50000-memory.dmp

Filesize
1024KB

Download
memory/2540-29-0x0000000000220000-0x00000000002B2000-memory.dmp

Filesize
584KB

Download
memory/2540-27-0x0000000000220000-0x00000000002B2000-memory.dmp

Filesize
584KB

Download
memory/2552-130-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/2552-162-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/2552-56-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/2552-53-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/2552-49-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/2552-48-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/2552-55-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/2552-35-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/2644-73-0x0000000000230000-0x0000000000261000-memory.dmp

Filesize
196KB

Download
memory/2644-71-0x00000000006B0000-0x00000000007B0000-memory.dmp

Filesize
1024KB

Download
memory/2828-8-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/2828-26-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/2828-5-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/2828-7-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/2828-2-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download