djvu | 6640e4322c4da4e471025c897cbdb3e17e4e81ee006a41e3d9b159c4b760f8d2

Analysis

max time kernel
144s
max time network
126s
platform
windows10-1703_x64
resource
win10-20230220-en
resource tags

arch:x64arch:x86image:win10-20230220-enlocale:en-usos:windows10-1703-x64system
submitted
31-03-2023 03:51

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General

Target

6640e4322c4da4e471025c897cbdb3e17e4e81ee006a41e3d9b159c4b760f8d2.exe
Size

741KB
MD5

9d206e7325681732f7942d50b94911b7
SHA1

0953271f3eaed68251f8d0a1de4dc0a0553ed435
SHA256

6640e4322c4da4e471025c897cbdb3e17e4e81ee006a41e3d9b159c4b760f8d2
SHA512

a2ccb20604bace464fcb76a45daf84c4d066d03a9752d71e4b19c54fac062b980ebd4ca95d3d70cdd67fe4cf95c205c13e6c0f9d2354c05c19efe92461cc2624
SSDEEP

12288:OxprS1sJhJiUEiBPu/ZkoKZDveQ0SlSUzsKhAZUh+c81Q0bWWfK7:PsJLdEic/KRZD7lSUzslUh+c81/WWfK7

Score

10^/10

djvu vidar 5df88deb5dde677ba658b77ad5f60248 discovery persistence ransomware spyware stealer

Malware Config

Extracted

Family

djvu

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

Attributes

extension
.jywd
offline_id
MEMHlobHgXqvmTWaMsLcwGZhDOd00bblO1yevst1
payload_url
http://uaery.top/dl/build2.exe

http://zexeq.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-fkW8qLaCVQ 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: 0675JOsie

rsa_pubkey.plain

Extracted

Family

vidar

Version

3.2

Botnet

5df88deb5dde677ba658b77ad5f60248

https://steamcommunity.com/profiles/76561199489580435

https://t.me/tabootalks

Attributes

profile_id_v2
5df88deb5dde677ba658b77ad5f60248
user_agent
Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/105.0.0.0 Safari/537.36 OPR/91.0.4516.79

Signatures

Detected Djvu ransomware 16 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2544-122-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/2544-123-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/2496-124-0x00000000049E0000-0x0000000004AFB000-memory.dmp	family_djvu
behavioral1/memory/2544-125-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/2544-126-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/2544-137-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/4700-141-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/4700-142-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/4700-147-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/4700-148-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/4700-149-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/4700-153-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/4700-155-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/4700-156-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/4700-164-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/4700-178-0x0000000000400000-0x0000000000537000-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

Processes:

build2.exebuild2.exebuild3.exemstsca.exe

pid process

1236 build2.exe
3568 build2.exe
4916 build3.exe
4448 mstsca.exe
Loads dropped DLL 2 IoCs

Processes:

build2.exe

pid process

3568 build2.exe
3568 build2.exe
Modifies file permissions 1 TTPs 1 IoCs
discovery

File and Directory Permissions Modification
T1222

Processes:

icacls.exe

pid process

4292 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

pid	process
1236	build2.exe
3568	build2.exe
4916	build3.exe
4448	mstsca.exe

pid	process
3568	build2.exe
3568	build2.exe

pid	process
4292	icacls.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

6640e4322c4da4e471025c897cbdb3e17e4e81ee006a41e3d9b159c4b760f8d2.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1311743041-1167936498-546579926-1000\Software\Microsoft\Windows\CurrentVersion\Run\SysHelper = "\"C:\\Users\\Admin\\AppData\\Local\\964238d6-ed9c-4376-a61c-e4eaebcbe992\\6640e4322c4da4e471025c897cbdb3e17e4e81ee006a41e3d9b159c4b760f8d2.exe\" --AutoStart"	6640e4322c4da4e471025c897cbdb3e17e4e81ee006a41e3d9b159c4b760f8d2.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 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

1 api.2ip.ua
2 api.2ip.ua
13 api.2ip.ua

flow	ioc
1	api.2ip.ua
2	api.2ip.ua
13	api.2ip.ua

Suspicious use of SetThreadContext 3 IoCs

Processes:

6640e4322c4da4e471025c897cbdb3e17e4e81ee006a41e3d9b159c4b760f8d2.exe6640e4322c4da4e471025c897cbdb3e17e4e81ee006a41e3d9b159c4b760f8d2.exebuild2.exe

description	pid	process	target process
PID 2496 set thread context of 2544	2496	6640e4322c4da4e471025c897cbdb3e17e4e81ee006a41e3d9b159c4b760f8d2.exe	6640e4322c4da4e471025c897cbdb3e17e4e81ee006a41e3d9b159c4b760f8d2.exe
PID 1504 set thread context of 4700	1504	6640e4322c4da4e471025c897cbdb3e17e4e81ee006a41e3d9b159c4b760f8d2.exe	6640e4322c4da4e471025c897cbdb3e17e4e81ee006a41e3d9b159c4b760f8d2.exe
PID 1236 set thread context of 3568	1236	build2.exe	build2.exe

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

Processes:

build2.exe

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

Processes:

schtasks.exeschtasks.exe

pid process

3544 schtasks.exe
4468 schtasks.exe
Delays execution with timeout.exe 1 IoCs
evasion

Processes:

timeout.exe

pid process

4200 timeout.exe

pid	process
3544	schtasks.exe
4468	schtasks.exe

pid	process
4200	timeout.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

6640e4322c4da4e471025c897cbdb3e17e4e81ee006a41e3d9b159c4b760f8d2.exe6640e4322c4da4e471025c897cbdb3e17e4e81ee006a41e3d9b159c4b760f8d2.exebuild2.exe

pid	process
2544	6640e4322c4da4e471025c897cbdb3e17e4e81ee006a41e3d9b159c4b760f8d2.exe
2544	6640e4322c4da4e471025c897cbdb3e17e4e81ee006a41e3d9b159c4b760f8d2.exe
4700	6640e4322c4da4e471025c897cbdb3e17e4e81ee006a41e3d9b159c4b760f8d2.exe
4700	6640e4322c4da4e471025c897cbdb3e17e4e81ee006a41e3d9b159c4b760f8d2.exe
3568	build2.exe
3568	build2.exe

Suspicious use of WriteProcessMemory 53 IoCs

Processes:

6640e4322c4da4e471025c897cbdb3e17e4e81ee006a41e3d9b159c4b760f8d2.exe6640e4322c4da4e471025c897cbdb3e17e4e81ee006a41e3d9b159c4b760f8d2.exe6640e4322c4da4e471025c897cbdb3e17e4e81ee006a41e3d9b159c4b760f8d2.exe6640e4322c4da4e471025c897cbdb3e17e4e81ee006a41e3d9b159c4b760f8d2.exebuild2.exebuild3.exemstsca.exebuild2.execmd.exe

description	pid	process	target process
PID 2496 wrote to memory of 2544	2496	6640e4322c4da4e471025c897cbdb3e17e4e81ee006a41e3d9b159c4b760f8d2.exe	6640e4322c4da4e471025c897cbdb3e17e4e81ee006a41e3d9b159c4b760f8d2.exe
PID 2496 wrote to memory of 2544	2496	6640e4322c4da4e471025c897cbdb3e17e4e81ee006a41e3d9b159c4b760f8d2.exe	6640e4322c4da4e471025c897cbdb3e17e4e81ee006a41e3d9b159c4b760f8d2.exe
PID 2496 wrote to memory of 2544	2496	6640e4322c4da4e471025c897cbdb3e17e4e81ee006a41e3d9b159c4b760f8d2.exe	6640e4322c4da4e471025c897cbdb3e17e4e81ee006a41e3d9b159c4b760f8d2.exe
PID 2496 wrote to memory of 2544	2496	6640e4322c4da4e471025c897cbdb3e17e4e81ee006a41e3d9b159c4b760f8d2.exe	6640e4322c4da4e471025c897cbdb3e17e4e81ee006a41e3d9b159c4b760f8d2.exe
PID 2496 wrote to memory of 2544	2496	6640e4322c4da4e471025c897cbdb3e17e4e81ee006a41e3d9b159c4b760f8d2.exe	6640e4322c4da4e471025c897cbdb3e17e4e81ee006a41e3d9b159c4b760f8d2.exe
PID 2496 wrote to memory of 2544	2496	6640e4322c4da4e471025c897cbdb3e17e4e81ee006a41e3d9b159c4b760f8d2.exe	6640e4322c4da4e471025c897cbdb3e17e4e81ee006a41e3d9b159c4b760f8d2.exe
PID 2496 wrote to memory of 2544	2496	6640e4322c4da4e471025c897cbdb3e17e4e81ee006a41e3d9b159c4b760f8d2.exe	6640e4322c4da4e471025c897cbdb3e17e4e81ee006a41e3d9b159c4b760f8d2.exe
PID 2496 wrote to memory of 2544	2496	6640e4322c4da4e471025c897cbdb3e17e4e81ee006a41e3d9b159c4b760f8d2.exe	6640e4322c4da4e471025c897cbdb3e17e4e81ee006a41e3d9b159c4b760f8d2.exe
PID 2496 wrote to memory of 2544	2496	6640e4322c4da4e471025c897cbdb3e17e4e81ee006a41e3d9b159c4b760f8d2.exe	6640e4322c4da4e471025c897cbdb3e17e4e81ee006a41e3d9b159c4b760f8d2.exe
PID 2496 wrote to memory of 2544	2496	6640e4322c4da4e471025c897cbdb3e17e4e81ee006a41e3d9b159c4b760f8d2.exe	6640e4322c4da4e471025c897cbdb3e17e4e81ee006a41e3d9b159c4b760f8d2.exe
PID 2544 wrote to memory of 4292	2544	6640e4322c4da4e471025c897cbdb3e17e4e81ee006a41e3d9b159c4b760f8d2.exe	icacls.exe
PID 2544 wrote to memory of 4292	2544	6640e4322c4da4e471025c897cbdb3e17e4e81ee006a41e3d9b159c4b760f8d2.exe	icacls.exe
PID 2544 wrote to memory of 4292	2544	6640e4322c4da4e471025c897cbdb3e17e4e81ee006a41e3d9b159c4b760f8d2.exe	icacls.exe
PID 2544 wrote to memory of 1504	2544	6640e4322c4da4e471025c897cbdb3e17e4e81ee006a41e3d9b159c4b760f8d2.exe	6640e4322c4da4e471025c897cbdb3e17e4e81ee006a41e3d9b159c4b760f8d2.exe
PID 2544 wrote to memory of 1504	2544	6640e4322c4da4e471025c897cbdb3e17e4e81ee006a41e3d9b159c4b760f8d2.exe	6640e4322c4da4e471025c897cbdb3e17e4e81ee006a41e3d9b159c4b760f8d2.exe
PID 2544 wrote to memory of 1504	2544	6640e4322c4da4e471025c897cbdb3e17e4e81ee006a41e3d9b159c4b760f8d2.exe	6640e4322c4da4e471025c897cbdb3e17e4e81ee006a41e3d9b159c4b760f8d2.exe
PID 1504 wrote to memory of 4700	1504	6640e4322c4da4e471025c897cbdb3e17e4e81ee006a41e3d9b159c4b760f8d2.exe	6640e4322c4da4e471025c897cbdb3e17e4e81ee006a41e3d9b159c4b760f8d2.exe
PID 1504 wrote to memory of 4700	1504	6640e4322c4da4e471025c897cbdb3e17e4e81ee006a41e3d9b159c4b760f8d2.exe	6640e4322c4da4e471025c897cbdb3e17e4e81ee006a41e3d9b159c4b760f8d2.exe
PID 1504 wrote to memory of 4700	1504	6640e4322c4da4e471025c897cbdb3e17e4e81ee006a41e3d9b159c4b760f8d2.exe	6640e4322c4da4e471025c897cbdb3e17e4e81ee006a41e3d9b159c4b760f8d2.exe
PID 1504 wrote to memory of 4700	1504	6640e4322c4da4e471025c897cbdb3e17e4e81ee006a41e3d9b159c4b760f8d2.exe	6640e4322c4da4e471025c897cbdb3e17e4e81ee006a41e3d9b159c4b760f8d2.exe
PID 1504 wrote to memory of 4700	1504	6640e4322c4da4e471025c897cbdb3e17e4e81ee006a41e3d9b159c4b760f8d2.exe	6640e4322c4da4e471025c897cbdb3e17e4e81ee006a41e3d9b159c4b760f8d2.exe
PID 1504 wrote to memory of 4700	1504	6640e4322c4da4e471025c897cbdb3e17e4e81ee006a41e3d9b159c4b760f8d2.exe	6640e4322c4da4e471025c897cbdb3e17e4e81ee006a41e3d9b159c4b760f8d2.exe
PID 1504 wrote to memory of 4700	1504	6640e4322c4da4e471025c897cbdb3e17e4e81ee006a41e3d9b159c4b760f8d2.exe	6640e4322c4da4e471025c897cbdb3e17e4e81ee006a41e3d9b159c4b760f8d2.exe
PID 1504 wrote to memory of 4700	1504	6640e4322c4da4e471025c897cbdb3e17e4e81ee006a41e3d9b159c4b760f8d2.exe	6640e4322c4da4e471025c897cbdb3e17e4e81ee006a41e3d9b159c4b760f8d2.exe
PID 1504 wrote to memory of 4700	1504	6640e4322c4da4e471025c897cbdb3e17e4e81ee006a41e3d9b159c4b760f8d2.exe	6640e4322c4da4e471025c897cbdb3e17e4e81ee006a41e3d9b159c4b760f8d2.exe
PID 1504 wrote to memory of 4700	1504	6640e4322c4da4e471025c897cbdb3e17e4e81ee006a41e3d9b159c4b760f8d2.exe	6640e4322c4da4e471025c897cbdb3e17e4e81ee006a41e3d9b159c4b760f8d2.exe
PID 4700 wrote to memory of 1236	4700	6640e4322c4da4e471025c897cbdb3e17e4e81ee006a41e3d9b159c4b760f8d2.exe	build2.exe
PID 4700 wrote to memory of 1236	4700	6640e4322c4da4e471025c897cbdb3e17e4e81ee006a41e3d9b159c4b760f8d2.exe	build2.exe
PID 4700 wrote to memory of 1236	4700	6640e4322c4da4e471025c897cbdb3e17e4e81ee006a41e3d9b159c4b760f8d2.exe	build2.exe
PID 1236 wrote to memory of 3568	1236	build2.exe	build2.exe
PID 1236 wrote to memory of 3568	1236	build2.exe	build2.exe
PID 1236 wrote to memory of 3568	1236	build2.exe	build2.exe
PID 1236 wrote to memory of 3568	1236	build2.exe	build2.exe
PID 1236 wrote to memory of 3568	1236	build2.exe	build2.exe
PID 1236 wrote to memory of 3568	1236	build2.exe	build2.exe
PID 1236 wrote to memory of 3568	1236	build2.exe	build2.exe
PID 1236 wrote to memory of 3568	1236	build2.exe	build2.exe
PID 1236 wrote to memory of 3568	1236	build2.exe	build2.exe
PID 4700 wrote to memory of 4916	4700	6640e4322c4da4e471025c897cbdb3e17e4e81ee006a41e3d9b159c4b760f8d2.exe	build3.exe
PID 4700 wrote to memory of 4916	4700	6640e4322c4da4e471025c897cbdb3e17e4e81ee006a41e3d9b159c4b760f8d2.exe	build3.exe
PID 4700 wrote to memory of 4916	4700	6640e4322c4da4e471025c897cbdb3e17e4e81ee006a41e3d9b159c4b760f8d2.exe	build3.exe
PID 4916 wrote to memory of 3544	4916	build3.exe	schtasks.exe
PID 4916 wrote to memory of 3544	4916	build3.exe	schtasks.exe
PID 4916 wrote to memory of 3544	4916	build3.exe	schtasks.exe
PID 4448 wrote to memory of 4468	4448	mstsca.exe	schtasks.exe
PID 4448 wrote to memory of 4468	4448	mstsca.exe	schtasks.exe
PID 4448 wrote to memory of 4468	4448	mstsca.exe	schtasks.exe
PID 3568 wrote to memory of 4856	3568	build2.exe	cmd.exe
PID 3568 wrote to memory of 4856	3568	build2.exe	cmd.exe
PID 3568 wrote to memory of 4856	3568	build2.exe	cmd.exe
PID 4856 wrote to memory of 4200	4856	cmd.exe	timeout.exe
PID 4856 wrote to memory of 4200	4856	cmd.exe	timeout.exe
PID 4856 wrote to memory of 4200	4856	cmd.exe	timeout.exe

C:\Users\Admin\AppData\Local\Temp\6640e4322c4da4e471025c897cbdb3e17e4e81ee006a41e3d9b159c4b760f8d2.exe
"C:\Users\Admin\AppData\Local\Temp\6640e4322c4da4e471025c897cbdb3e17e4e81ee006a41e3d9b159c4b760f8d2.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2496

C:\Users\Admin\AppData\Local\Temp\6640e4322c4da4e471025c897cbdb3e17e4e81ee006a41e3d9b159c4b760f8d2.exe
"C:\Users\Admin\AppData\Local\Temp\6640e4322c4da4e471025c897cbdb3e17e4e81ee006a41e3d9b159c4b760f8d2.exe"
2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2544

C:\Windows\SysWOW64\icacls.exe
icacls "C:\Users\Admin\AppData\Local\964238d6-ed9c-4376-a61c-e4eaebcbe992" /deny *S-1-1-0:(OI)(CI)(DE,DC)
3⤵
- Modifies file permissions
PID:4292

C:\Users\Admin\AppData\Local\Temp\6640e4322c4da4e471025c897cbdb3e17e4e81ee006a41e3d9b159c4b760f8d2.exe
"C:\Users\Admin\AppData\Local\Temp\6640e4322c4da4e471025c897cbdb3e17e4e81ee006a41e3d9b159c4b760f8d2.exe" --Admin IsNotAutoStart IsNotTask
3⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1504

C:\Users\Admin\AppData\Local\Temp\6640e4322c4da4e471025c897cbdb3e17e4e81ee006a41e3d9b159c4b760f8d2.exe
"C:\Users\Admin\AppData\Local\Temp\6640e4322c4da4e471025c897cbdb3e17e4e81ee006a41e3d9b159c4b760f8d2.exe" --Admin IsNotAutoStart IsNotTask
4⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4700

C:\Users\Admin\AppData\Local\4a0a61d8-d866-46e8-a961-35ce6876186c\build2.exe
"C:\Users\Admin\AppData\Local\4a0a61d8-d866-46e8-a961-35ce6876186c\build2.exe"
5⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1236

C:\Users\Admin\AppData\Local\4a0a61d8-d866-46e8-a961-35ce6876186c\build2.exe
"C:\Users\Admin\AppData\Local\4a0a61d8-d866-46e8-a961-35ce6876186c\build2.exe"
6⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3568

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c timeout /t 6 & del /f /q "C:\Users\Admin\AppData\Local\4a0a61d8-d866-46e8-a961-35ce6876186c\build2.exe" & exit
7⤵
- Suspicious use of WriteProcessMemory
PID:4856

C:\Windows\SysWOW64\timeout.exe
timeout /t 6
8⤵
- Delays execution with timeout.exe
PID:4200

C:\Users\Admin\AppData\Local\4a0a61d8-d866-46e8-a961-35ce6876186c\build3.exe
"C:\Users\Admin\AppData\Local\4a0a61d8-d866-46e8-a961-35ce6876186c\build3.exe"
5⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4916

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:3544

C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
1⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:4448

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"
2⤵
- Creates scheduled task(s)
PID:4468

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

Modify Registry

T1112

Credential Access

Credentials in Files

T1081

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Command and Control

Exfiltration

Impact

Replay Monitor

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Downloads

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\07CEF2F654E3ED6050FFC9B6EB844250_3431D4C539FB2CFCB781821E9902850D

Filesize
2KB

MD5
ee7ad9d8f28e0558a94e667206e8a271

SHA1
b49a079526da92d55f2d1bc66659836c0f90a086

SHA256
9eeeef2cbd8192c6586ffa64114ad0c3e8e5ab3a73817e1044895517c6eba712

SHA512
0c1596e7b8e54e0cce8139a339c4c34f5f9391ce0b7051673abe7a43f174f292e0d3267b1ce1186247535941b416962b6fe63cb03855ddea254cf09fddad3223

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\B2FAF7692FD9FFBD64EDE317E42334BA_D7393C8F62BDE4D4CB606228BC7A711E

Filesize
1KB

MD5
6a3b8331e801f083b403b0857ed8d574

SHA1
48d275731f1dbd0630d1ca55a1b05f149a011d1f

SHA256
98651a2da4a4613bc2a03c4128926fe6b05f1af8a7a21e1fedec75db013706a0

SHA512
7527b8857707c8822e4b7f5049ddc9b4c49933e68535690746d84b7f0187a10f36e874719bdb1bf3ba8b035568a7cbafd687b80c4621dc35552d73f7e497071d

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\07CEF2F654E3ED6050FFC9B6EB844250_3431D4C539FB2CFCB781821E9902850D

Filesize
488B

MD5
0f96c402f8555598740326b67eda1615

SHA1
851e2983f2c7b18be7e081f37d50bcceab8e23bd

SHA256
cdb0dce1e75375564aed2273441659e42667906edd92c426043394246c7971f8

SHA512
19fbcf6237d92dd9b99101a0805e4e80db98ee6e80e8e812d137278bffdf67a389f2284a8ad7174fa8972a35a0eda46b08c1472c4137ac69938cc79bd8e2345e

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\B2FAF7692FD9FFBD64EDE317E42334BA_D7393C8F62BDE4D4CB606228BC7A711E

Filesize
482B

MD5
dc4f64258c227b26a5dfc2b07ae25497

SHA1
40f1345aefd3f51276842d5dcac9f5f248ffe010

SHA256
4f04b6bd941c609e9a55948bebb3959d43ce16ea6238117681c07bb3cae3b507

SHA512
4653dc702f030d984d29cc14e39d5dbe30f62417ffd929706572a22eabef90ab4f9cb06ea81890227bf4338ff984e9ac9d7c1d1f5cc7a76106c38e7b76cb04ba

Download Submit
C:\Users\Admin\AppData\Local\4a0a61d8-d866-46e8-a961-35ce6876186c\build2.exe

Filesize
416KB

MD5
aa18968e6cfbdc382ada6a3ed2852085

SHA1
4a41fa1a182916d5790aa2071106b3441d64468d

SHA256
c165c8db38ef8dd8c33d103b5ee78e9ddafd8081ff0c7c035fa5251f970e6cfb

SHA512
8ffdacca2b003438fd4874e7c88beedb6ad8cf9cd5b36fda5907751e06a85a829e7d9ce7335fb59590462f78054722bccba511b21db838368c661d993000a845

Download Submit
C:\Users\Admin\AppData\Local\4a0a61d8-d866-46e8-a961-35ce6876186c\build2.exe

Filesize
416KB

MD5
aa18968e6cfbdc382ada6a3ed2852085

SHA1
4a41fa1a182916d5790aa2071106b3441d64468d

SHA256
c165c8db38ef8dd8c33d103b5ee78e9ddafd8081ff0c7c035fa5251f970e6cfb

SHA512
8ffdacca2b003438fd4874e7c88beedb6ad8cf9cd5b36fda5907751e06a85a829e7d9ce7335fb59590462f78054722bccba511b21db838368c661d993000a845

Download Submit
C:\Users\Admin\AppData\Local\4a0a61d8-d866-46e8-a961-35ce6876186c\build2.exe

Filesize
416KB

MD5
aa18968e6cfbdc382ada6a3ed2852085

SHA1
4a41fa1a182916d5790aa2071106b3441d64468d

SHA256
c165c8db38ef8dd8c33d103b5ee78e9ddafd8081ff0c7c035fa5251f970e6cfb

SHA512
8ffdacca2b003438fd4874e7c88beedb6ad8cf9cd5b36fda5907751e06a85a829e7d9ce7335fb59590462f78054722bccba511b21db838368c661d993000a845

Download Submit
C:\Users\Admin\AppData\Local\4a0a61d8-d866-46e8-a961-35ce6876186c\build3.exe

Filesize
9KB

MD5
9ead10c08e72ae41921191f8db39bc16

SHA1
abe3bce01cd34afc88e2c838173f8c2bd0090ae1

SHA256
8d7f0e6b6877bdfb9f4531afafd0451f7d17f0ac24e2f2427e9b4ecc5452b9f0

SHA512
aa35dbc59a3589df2763e76a495ce5a9e62196628b4c1d098add38bd7f27c49edf93a66fb8507fb746e37ee32932da2460e440f241abe1a5a279abcc1e5ffe4a

Download Submit
C:\Users\Admin\AppData\Local\4a0a61d8-d866-46e8-a961-35ce6876186c\build3.exe

Filesize
9KB

MD5
9ead10c08e72ae41921191f8db39bc16

SHA1
abe3bce01cd34afc88e2c838173f8c2bd0090ae1

SHA256
8d7f0e6b6877bdfb9f4531afafd0451f7d17f0ac24e2f2427e9b4ecc5452b9f0

SHA512
aa35dbc59a3589df2763e76a495ce5a9e62196628b4c1d098add38bd7f27c49edf93a66fb8507fb746e37ee32932da2460e440f241abe1a5a279abcc1e5ffe4a

Download Submit
C:\Users\Admin\AppData\Local\964238d6-ed9c-4376-a61c-e4eaebcbe992\6640e4322c4da4e471025c897cbdb3e17e4e81ee006a41e3d9b159c4b760f8d2.exe

Filesize
741KB

MD5
9d206e7325681732f7942d50b94911b7

SHA1
0953271f3eaed68251f8d0a1de4dc0a0553ed435

SHA256
6640e4322c4da4e471025c897cbdb3e17e4e81ee006a41e3d9b159c4b760f8d2

SHA512
a2ccb20604bace464fcb76a45daf84c4d066d03a9752d71e4b19c54fac062b980ebd4ca95d3d70cdd67fe4cf95c205c13e6c0f9d2354c05c19efe92461cc2624

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

Filesize
9KB

MD5
9ead10c08e72ae41921191f8db39bc16

SHA1
abe3bce01cd34afc88e2c838173f8c2bd0090ae1

SHA256
8d7f0e6b6877bdfb9f4531afafd0451f7d17f0ac24e2f2427e9b4ecc5452b9f0

SHA512
aa35dbc59a3589df2763e76a495ce5a9e62196628b4c1d098add38bd7f27c49edf93a66fb8507fb746e37ee32932da2460e440f241abe1a5a279abcc1e5ffe4a

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

Filesize
9KB

MD5
9ead10c08e72ae41921191f8db39bc16

SHA1
abe3bce01cd34afc88e2c838173f8c2bd0090ae1

SHA256
8d7f0e6b6877bdfb9f4531afafd0451f7d17f0ac24e2f2427e9b4ecc5452b9f0

SHA512
aa35dbc59a3589df2763e76a495ce5a9e62196628b4c1d098add38bd7f27c49edf93a66fb8507fb746e37ee32932da2460e440f241abe1a5a279abcc1e5ffe4a

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

Filesize
9KB

MD5
9ead10c08e72ae41921191f8db39bc16

SHA1
abe3bce01cd34afc88e2c838173f8c2bd0090ae1

SHA256
8d7f0e6b6877bdfb9f4531afafd0451f7d17f0ac24e2f2427e9b4ecc5452b9f0

SHA512
aa35dbc59a3589df2763e76a495ce5a9e62196628b4c1d098add38bd7f27c49edf93a66fb8507fb746e37ee32932da2460e440f241abe1a5a279abcc1e5ffe4a

Download Submit
\ProgramData\mozglue.dll

Filesize
593KB

MD5
c8fd9be83bc728cc04beffafc2907fe9

SHA1
95ab9f701e0024cedfbd312bcfe4e726744c4f2e

SHA256
ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a

SHA512
fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040

Download Submit
\ProgramData\nss3.dll

Filesize
2.0MB

MD5
1cc453cdf74f31e4d913ff9c10acdde2

SHA1
6e85eae544d6e965f15fa5c39700fa7202f3aafe

SHA256
ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5

SHA512
dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571

Download Submit
memory/1236-169-0x00000000047B0000-0x0000000004807000-memory.dmp

Filesize
348KB

Download
memory/2496-124-0x00000000049E0000-0x0000000004AFB000-memory.dmp

Filesize
1.1MB

Download
memory/2544-125-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/2544-126-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/2544-123-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/2544-122-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/2544-137-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/3568-168-0x0000000000400000-0x000000000046C000-memory.dmp

Filesize
432KB

Download
memory/3568-242-0x0000000000400000-0x000000000046C000-memory.dmp

Filesize
432KB

Download
memory/3568-251-0x0000000000400000-0x000000000046C000-memory.dmp

Filesize
432KB

Download
memory/3568-250-0x0000000000400000-0x000000000046C000-memory.dmp

Filesize
432KB

Download
memory/3568-170-0x0000000000400000-0x000000000046C000-memory.dmp

Filesize
432KB

Download
memory/3568-171-0x0000000000400000-0x000000000046C000-memory.dmp

Filesize
432KB

Download
memory/3568-249-0x0000000000400000-0x000000000046C000-memory.dmp

Filesize
432KB

Download
memory/3568-248-0x0000000000400000-0x000000000046C000-memory.dmp

Filesize
432KB

Download
memory/3568-166-0x0000000000400000-0x000000000046C000-memory.dmp

Filesize
432KB

Download
memory/3568-191-0x0000000061E00000-0x0000000061EF3000-memory.dmp

Filesize
972KB

Download
memory/4700-149-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/4700-148-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/4700-147-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/4700-153-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/4700-142-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/4700-141-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/4700-178-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/4700-155-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/4700-156-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/4700-164-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download