djvu | b848da7fa7426c7f2b0ebd1f3dc57298eed567a5facf9595f9cab7da275a4c00

Analysis

max time kernel
82s
max time network
144s
platform
windows10-2004_x64
resource
win10v2004-20221111-en
resource tags

arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system
submitted
06-02-2023 20:12

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

b848da7fa7426c7f2b0ebd1f3dc57298eed567a5facf9595f9cab7da275a4c00.exe
Size

800KB
MD5

fa2f4762ce0a69631771795ca93da972
SHA1

6ae53b96e05eba10a0f8ff4e4205951c3157611f
SHA256

b848da7fa7426c7f2b0ebd1f3dc57298eed567a5facf9595f9cab7da275a4c00
SHA512

cd6e5cc9a39dacd9542e69f8dc620309c855852b677a268d0038bf7c15c8cf87bbfcb6dddd586626913fd3ce6865f6bfa2cf52eb325163c72b14a8ead080f3fe
SSDEEP

24576:C5ZUBwHwCmB1mObUYOqdGUcMtMv0aifJljr:C5ZUBwHDmhUYXIrssfujj

Score

10^/10

djvu vidar 19 discovery persistence ransomware spyware stealer

Malware Config

Extracted

Family

djvu

http://bihsy.com/test1/get.php

Attributes

extension
.erqw
offline_id
xVB7l5LcUtDGyghMgGsTvebrKc0RGgDXlN1BoKt1
payload_url
http://uaery.top/dl/build2.exe
http://bihsy.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-8pCGyFnOj6 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: support@freshmail.top Reserve e-mail address to contact us: datarestorehelp@airmail.cc Your personal ID: 0639JOsie

rsa_pubkey.plain

Extracted

Family

vidar

Version

2.3

Botnet

https://t.me/mantarlars

https://steamcommunity.com/profiles/76561199474840123

Attributes

profile_id
19

Signatures

Detected Djvu ransomware 10 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2016-133-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/2016-135-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/2016-136-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/2248-137-0x0000000002200000-0x000000000231B000-memory.dmp	family_djvu
behavioral1/memory/2016-138-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/2016-142-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/3448-145-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/3448-147-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/3448-152-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/3448-189-0x0000000000400000-0x0000000000537000-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

Checks computer location settings 2 TTPs 3 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

b848da7fa7426c7f2b0ebd1f3dc57298eed567a5facf9595f9cab7da275a4c00.exebuild2.exeb848da7fa7426c7f2b0ebd1f3dc57298eed567a5facf9595f9cab7da275a4c00.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Control Panel\International\Geo\Nation	b848da7fa7426c7f2b0ebd1f3dc57298eed567a5facf9595f9cab7da275a4c00.exe
Key value queried	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Control Panel\International\Geo\Nation	build2.exe
Key value queried	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Control Panel\International\Geo\Nation	b848da7fa7426c7f2b0ebd1f3dc57298eed567a5facf9595f9cab7da275a4c00.exe

Executes dropped EXE 4 IoCs

Processes:

build2.exebuild3.exebuild2.exemstsca.exe

pid process

3436 build2.exe
364 build3.exe
3228 build2.exe
4452 mstsca.exe
Loads dropped DLL 2 IoCs

Processes:

build2.exe

pid process

3228 build2.exe
3228 build2.exe
Modifies file permissions 1 TTPs 1 IoCs
discovery

File Permissions Modification
T1222

Processes:

icacls.exe

pid process

4736 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
3436	build2.exe
364	build3.exe
3228	build2.exe
4452	mstsca.exe

pid	process
3228	build2.exe
3228	build2.exe

pid	process
4736	icacls.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

b848da7fa7426c7f2b0ebd1f3dc57298eed567a5facf9595f9cab7da275a4c00.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\SysHelper = "\"C:\\Users\\Admin\\AppData\\Local\\c5026552-a2ea-445c-a2e4-7b50f31c4a9b\\b848da7fa7426c7f2b0ebd1f3dc57298eed567a5facf9595f9cab7da275a4c00.exe\" --AutoStart"	b848da7fa7426c7f2b0ebd1f3dc57298eed567a5facf9595f9cab7da275a4c00.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

13 api.2ip.ua
14 api.2ip.ua
19 api.2ip.ua

flow	ioc
13	api.2ip.ua
14	api.2ip.ua
19	api.2ip.ua

Suspicious use of SetThreadContext 3 IoCs

Processes:

b848da7fa7426c7f2b0ebd1f3dc57298eed567a5facf9595f9cab7da275a4c00.exeb848da7fa7426c7f2b0ebd1f3dc57298eed567a5facf9595f9cab7da275a4c00.exebuild2.exe

description	pid	process	target process
PID 2248 set thread context of 2016	2248	b848da7fa7426c7f2b0ebd1f3dc57298eed567a5facf9595f9cab7da275a4c00.exe	b848da7fa7426c7f2b0ebd1f3dc57298eed567a5facf9595f9cab7da275a4c00.exe
PID 1640 set thread context of 3448	1640	b848da7fa7426c7f2b0ebd1f3dc57298eed567a5facf9595f9cab7da275a4c00.exe	b848da7fa7426c7f2b0ebd1f3dc57298eed567a5facf9595f9cab7da275a4c00.exe
PID 3436 set thread context of 3228	3436	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

1388 schtasks.exe
3952 schtasks.exe
Delays execution with timeout.exe 1 IoCs
evasion

Processes:

timeout.exe

pid process

3816 timeout.exe

pid	process
1388	schtasks.exe
3952	schtasks.exe

pid	process
3816	timeout.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

b848da7fa7426c7f2b0ebd1f3dc57298eed567a5facf9595f9cab7da275a4c00.exeb848da7fa7426c7f2b0ebd1f3dc57298eed567a5facf9595f9cab7da275a4c00.exebuild2.exe

pid	process
2016	b848da7fa7426c7f2b0ebd1f3dc57298eed567a5facf9595f9cab7da275a4c00.exe
2016	b848da7fa7426c7f2b0ebd1f3dc57298eed567a5facf9595f9cab7da275a4c00.exe
3448	b848da7fa7426c7f2b0ebd1f3dc57298eed567a5facf9595f9cab7da275a4c00.exe
3448	b848da7fa7426c7f2b0ebd1f3dc57298eed567a5facf9595f9cab7da275a4c00.exe
3228	build2.exe
3228	build2.exe

Suspicious use of WriteProcessMemory 53 IoCs

Processes:

b848da7fa7426c7f2b0ebd1f3dc57298eed567a5facf9595f9cab7da275a4c00.exeb848da7fa7426c7f2b0ebd1f3dc57298eed567a5facf9595f9cab7da275a4c00.exeb848da7fa7426c7f2b0ebd1f3dc57298eed567a5facf9595f9cab7da275a4c00.exeb848da7fa7426c7f2b0ebd1f3dc57298eed567a5facf9595f9cab7da275a4c00.exebuild3.exebuild2.exebuild2.execmd.exemstsca.exe

description	pid	process	target process
PID 2248 wrote to memory of 2016	2248	b848da7fa7426c7f2b0ebd1f3dc57298eed567a5facf9595f9cab7da275a4c00.exe	b848da7fa7426c7f2b0ebd1f3dc57298eed567a5facf9595f9cab7da275a4c00.exe
PID 2248 wrote to memory of 2016	2248	b848da7fa7426c7f2b0ebd1f3dc57298eed567a5facf9595f9cab7da275a4c00.exe	b848da7fa7426c7f2b0ebd1f3dc57298eed567a5facf9595f9cab7da275a4c00.exe
PID 2248 wrote to memory of 2016	2248	b848da7fa7426c7f2b0ebd1f3dc57298eed567a5facf9595f9cab7da275a4c00.exe	b848da7fa7426c7f2b0ebd1f3dc57298eed567a5facf9595f9cab7da275a4c00.exe
PID 2248 wrote to memory of 2016	2248	b848da7fa7426c7f2b0ebd1f3dc57298eed567a5facf9595f9cab7da275a4c00.exe	b848da7fa7426c7f2b0ebd1f3dc57298eed567a5facf9595f9cab7da275a4c00.exe
PID 2248 wrote to memory of 2016	2248	b848da7fa7426c7f2b0ebd1f3dc57298eed567a5facf9595f9cab7da275a4c00.exe	b848da7fa7426c7f2b0ebd1f3dc57298eed567a5facf9595f9cab7da275a4c00.exe
PID 2248 wrote to memory of 2016	2248	b848da7fa7426c7f2b0ebd1f3dc57298eed567a5facf9595f9cab7da275a4c00.exe	b848da7fa7426c7f2b0ebd1f3dc57298eed567a5facf9595f9cab7da275a4c00.exe
PID 2248 wrote to memory of 2016	2248	b848da7fa7426c7f2b0ebd1f3dc57298eed567a5facf9595f9cab7da275a4c00.exe	b848da7fa7426c7f2b0ebd1f3dc57298eed567a5facf9595f9cab7da275a4c00.exe
PID 2248 wrote to memory of 2016	2248	b848da7fa7426c7f2b0ebd1f3dc57298eed567a5facf9595f9cab7da275a4c00.exe	b848da7fa7426c7f2b0ebd1f3dc57298eed567a5facf9595f9cab7da275a4c00.exe
PID 2248 wrote to memory of 2016	2248	b848da7fa7426c7f2b0ebd1f3dc57298eed567a5facf9595f9cab7da275a4c00.exe	b848da7fa7426c7f2b0ebd1f3dc57298eed567a5facf9595f9cab7da275a4c00.exe
PID 2248 wrote to memory of 2016	2248	b848da7fa7426c7f2b0ebd1f3dc57298eed567a5facf9595f9cab7da275a4c00.exe	b848da7fa7426c7f2b0ebd1f3dc57298eed567a5facf9595f9cab7da275a4c00.exe
PID 2016 wrote to memory of 4736	2016	b848da7fa7426c7f2b0ebd1f3dc57298eed567a5facf9595f9cab7da275a4c00.exe	icacls.exe
PID 2016 wrote to memory of 4736	2016	b848da7fa7426c7f2b0ebd1f3dc57298eed567a5facf9595f9cab7da275a4c00.exe	icacls.exe
PID 2016 wrote to memory of 4736	2016	b848da7fa7426c7f2b0ebd1f3dc57298eed567a5facf9595f9cab7da275a4c00.exe	icacls.exe
PID 2016 wrote to memory of 1640	2016	b848da7fa7426c7f2b0ebd1f3dc57298eed567a5facf9595f9cab7da275a4c00.exe	b848da7fa7426c7f2b0ebd1f3dc57298eed567a5facf9595f9cab7da275a4c00.exe
PID 2016 wrote to memory of 1640	2016	b848da7fa7426c7f2b0ebd1f3dc57298eed567a5facf9595f9cab7da275a4c00.exe	b848da7fa7426c7f2b0ebd1f3dc57298eed567a5facf9595f9cab7da275a4c00.exe
PID 2016 wrote to memory of 1640	2016	b848da7fa7426c7f2b0ebd1f3dc57298eed567a5facf9595f9cab7da275a4c00.exe	b848da7fa7426c7f2b0ebd1f3dc57298eed567a5facf9595f9cab7da275a4c00.exe
PID 1640 wrote to memory of 3448	1640	b848da7fa7426c7f2b0ebd1f3dc57298eed567a5facf9595f9cab7da275a4c00.exe	b848da7fa7426c7f2b0ebd1f3dc57298eed567a5facf9595f9cab7da275a4c00.exe
PID 1640 wrote to memory of 3448	1640	b848da7fa7426c7f2b0ebd1f3dc57298eed567a5facf9595f9cab7da275a4c00.exe	b848da7fa7426c7f2b0ebd1f3dc57298eed567a5facf9595f9cab7da275a4c00.exe
PID 1640 wrote to memory of 3448	1640	b848da7fa7426c7f2b0ebd1f3dc57298eed567a5facf9595f9cab7da275a4c00.exe	b848da7fa7426c7f2b0ebd1f3dc57298eed567a5facf9595f9cab7da275a4c00.exe
PID 1640 wrote to memory of 3448	1640	b848da7fa7426c7f2b0ebd1f3dc57298eed567a5facf9595f9cab7da275a4c00.exe	b848da7fa7426c7f2b0ebd1f3dc57298eed567a5facf9595f9cab7da275a4c00.exe
PID 1640 wrote to memory of 3448	1640	b848da7fa7426c7f2b0ebd1f3dc57298eed567a5facf9595f9cab7da275a4c00.exe	b848da7fa7426c7f2b0ebd1f3dc57298eed567a5facf9595f9cab7da275a4c00.exe
PID 1640 wrote to memory of 3448	1640	b848da7fa7426c7f2b0ebd1f3dc57298eed567a5facf9595f9cab7da275a4c00.exe	b848da7fa7426c7f2b0ebd1f3dc57298eed567a5facf9595f9cab7da275a4c00.exe
PID 1640 wrote to memory of 3448	1640	b848da7fa7426c7f2b0ebd1f3dc57298eed567a5facf9595f9cab7da275a4c00.exe	b848da7fa7426c7f2b0ebd1f3dc57298eed567a5facf9595f9cab7da275a4c00.exe
PID 1640 wrote to memory of 3448	1640	b848da7fa7426c7f2b0ebd1f3dc57298eed567a5facf9595f9cab7da275a4c00.exe	b848da7fa7426c7f2b0ebd1f3dc57298eed567a5facf9595f9cab7da275a4c00.exe
PID 1640 wrote to memory of 3448	1640	b848da7fa7426c7f2b0ebd1f3dc57298eed567a5facf9595f9cab7da275a4c00.exe	b848da7fa7426c7f2b0ebd1f3dc57298eed567a5facf9595f9cab7da275a4c00.exe
PID 1640 wrote to memory of 3448	1640	b848da7fa7426c7f2b0ebd1f3dc57298eed567a5facf9595f9cab7da275a4c00.exe	b848da7fa7426c7f2b0ebd1f3dc57298eed567a5facf9595f9cab7da275a4c00.exe
PID 3448 wrote to memory of 3436	3448	b848da7fa7426c7f2b0ebd1f3dc57298eed567a5facf9595f9cab7da275a4c00.exe	build2.exe
PID 3448 wrote to memory of 3436	3448	b848da7fa7426c7f2b0ebd1f3dc57298eed567a5facf9595f9cab7da275a4c00.exe	build2.exe
PID 3448 wrote to memory of 3436	3448	b848da7fa7426c7f2b0ebd1f3dc57298eed567a5facf9595f9cab7da275a4c00.exe	build2.exe
PID 3448 wrote to memory of 364	3448	b848da7fa7426c7f2b0ebd1f3dc57298eed567a5facf9595f9cab7da275a4c00.exe	build3.exe
PID 3448 wrote to memory of 364	3448	b848da7fa7426c7f2b0ebd1f3dc57298eed567a5facf9595f9cab7da275a4c00.exe	build3.exe
PID 3448 wrote to memory of 364	3448	b848da7fa7426c7f2b0ebd1f3dc57298eed567a5facf9595f9cab7da275a4c00.exe	build3.exe
PID 364 wrote to memory of 1388	364	build3.exe	schtasks.exe
PID 364 wrote to memory of 1388	364	build3.exe	schtasks.exe
PID 364 wrote to memory of 1388	364	build3.exe	schtasks.exe
PID 3436 wrote to memory of 3228	3436	build2.exe	build2.exe
PID 3436 wrote to memory of 3228	3436	build2.exe	build2.exe
PID 3436 wrote to memory of 3228	3436	build2.exe	build2.exe
PID 3436 wrote to memory of 3228	3436	build2.exe	build2.exe
PID 3436 wrote to memory of 3228	3436	build2.exe	build2.exe
PID 3436 wrote to memory of 3228	3436	build2.exe	build2.exe
PID 3436 wrote to memory of 3228	3436	build2.exe	build2.exe
PID 3436 wrote to memory of 3228	3436	build2.exe	build2.exe
PID 3436 wrote to memory of 3228	3436	build2.exe	build2.exe
PID 3228 wrote to memory of 228	3228	build2.exe	cmd.exe
PID 3228 wrote to memory of 228	3228	build2.exe	cmd.exe
PID 3228 wrote to memory of 228	3228	build2.exe	cmd.exe
PID 228 wrote to memory of 3816	228	cmd.exe	timeout.exe
PID 228 wrote to memory of 3816	228	cmd.exe	timeout.exe
PID 228 wrote to memory of 3816	228	cmd.exe	timeout.exe
PID 4452 wrote to memory of 3952	4452	mstsca.exe	schtasks.exe
PID 4452 wrote to memory of 3952	4452	mstsca.exe	schtasks.exe
PID 4452 wrote to memory of 3952	4452	mstsca.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\b848da7fa7426c7f2b0ebd1f3dc57298eed567a5facf9595f9cab7da275a4c00.exe
"C:\Users\Admin\AppData\Local\Temp\b848da7fa7426c7f2b0ebd1f3dc57298eed567a5facf9595f9cab7da275a4c00.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2248

C:\Users\Admin\AppData\Local\Temp\b848da7fa7426c7f2b0ebd1f3dc57298eed567a5facf9595f9cab7da275a4c00.exe
"C:\Users\Admin\AppData\Local\Temp\b848da7fa7426c7f2b0ebd1f3dc57298eed567a5facf9595f9cab7da275a4c00.exe"
2⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2016

C:\Windows\SysWOW64\icacls.exe
icacls "C:\Users\Admin\AppData\Local\c5026552-a2ea-445c-a2e4-7b50f31c4a9b" /deny *S-1-1-0:(OI)(CI)(DE,DC)
3⤵
- Modifies file permissions
PID:4736

C:\Users\Admin\AppData\Local\Temp\b848da7fa7426c7f2b0ebd1f3dc57298eed567a5facf9595f9cab7da275a4c00.exe
"C:\Users\Admin\AppData\Local\Temp\b848da7fa7426c7f2b0ebd1f3dc57298eed567a5facf9595f9cab7da275a4c00.exe" --Admin IsNotAutoStart IsNotTask
3⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1640

C:\Users\Admin\AppData\Local\Temp\b848da7fa7426c7f2b0ebd1f3dc57298eed567a5facf9595f9cab7da275a4c00.exe
"C:\Users\Admin\AppData\Local\Temp\b848da7fa7426c7f2b0ebd1f3dc57298eed567a5facf9595f9cab7da275a4c00.exe" --Admin IsNotAutoStart IsNotTask
4⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3448

C:\Users\Admin\AppData\Local\46410a6f-a71e-4530-aaea-18cb3373498d\build2.exe
"C:\Users\Admin\AppData\Local\46410a6f-a71e-4530-aaea-18cb3373498d\build2.exe"
5⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3436

C:\Users\Admin\AppData\Local\46410a6f-a71e-4530-aaea-18cb3373498d\build2.exe
"C:\Users\Admin\AppData\Local\46410a6f-a71e-4530-aaea-18cb3373498d\build2.exe"
6⤵
- Checks computer location settings
- Executes dropped EXE
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3228

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c timeout /t 6 & del /f /q "C:\Users\Admin\AppData\Local\46410a6f-a71e-4530-aaea-18cb3373498d\build2.exe" & exit
7⤵
- Suspicious use of WriteProcessMemory
PID:228

C:\Windows\SysWOW64\timeout.exe
timeout /t 6
8⤵
- Delays execution with timeout.exe
PID:3816

C:\Users\Admin\AppData\Local\46410a6f-a71e-4530-aaea-18cb3373498d\build3.exe
"C:\Users\Admin\AppData\Local\46410a6f-a71e-4530-aaea-18cb3373498d\build3.exe"
5⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:364

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:1388

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:4452

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:3952

Network

MITRE ATT&CK Matrix ATT&CK 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 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

Exfiltration

Command and Control

Impact

Replay Monitor

Loading Replay Monitor...

Downloads

C:\ProgramData\mozglue.dll
Filesize
133KB

MD5
8f73c08a9660691143661bf7332c3c27

SHA1
37fa65dd737c50fda710fdbde89e51374d0c204a

SHA256
3fe6b1c54b8cf28f571e0c5d6636b4069a8ab00b4f11dd842cfec00691d0c9cd

SHA512
0042ecf9b3571bb5eba2de893e8b2371df18f7c5a589f52ee66e4bfbaa15a5b8b7cc6a155792aaa8988528c27196896d5e82e1751c998bacea0d92395f66ad89

Download Submit
C:\ProgramData\nss3.dll
Filesize
1.2MB

MD5
bfac4e3c5908856ba17d41edcd455a51

SHA1
8eec7e888767aa9e4cca8ff246eb2aacb9170428

SHA256
e2935b5b28550d47dc971f456d6961f20d1633b4892998750140e0eaa9ae9d78

SHA512
2565bab776c4d732ffb1f9b415992a4c65b81bcd644a9a1df1333a269e322925fc1df4f76913463296efd7c88ef194c3056de2f1ca1357d7b5fe5ff0da877a66

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\07CEF2F654E3ED6050FFC9B6EB844250_3431D4C539FB2CFCB781821E9902850D
Filesize
2KB

MD5
0a0b229200e844dd99e5bd4a96157dc9

SHA1
f0d9dd308e562849fba66546c08cb6868613df4d

SHA256
01bc83810123b2cf28d2a027a4201f93537daeda3f40c4ef7d83c0bd44baedda

SHA512
af4d0a4566bec38a8f1e97ee2a4daf81f1b4ef2a2893dbd09fb4b147f6c86bf37ab24959a7f5550e7c477187c825182e737d04bc6c56647e76a6c027529dac61

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\B2FAF7692FD9FFBD64EDE317E42334BA_D7393C8F62BDE4D4CB606228BC7A711E
Filesize
1KB

MD5
95699a1d2d3132a4067cecdcbc504fca

SHA1
0491453351e9eedac59152594e9b5ff0f091b54e

SHA256
ec6eb0fbc54c26ddbc5e7a8227b657fa20e0b9d565994001273ba32ccd0c53f4

SHA512
93ea4adfa46089cd37bb40077f0c4db111f4a16ae3d312b5d35450462b6228b7cae0e57c2888386041749df2014997cec3e590e436161825a6d42e44f6f694f0

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\07CEF2F654E3ED6050FFC9B6EB844250_3431D4C539FB2CFCB781821E9902850D
Filesize
488B

MD5
a3daf73b5dab3a8207c91c822c624e99

SHA1
4b8c15807a0613a98d6ede3ea97709e7eb960b12

SHA256
e47b9bf01b9f7deef449fbc35df6f95c3b14ea8571199abeb09c2c632ac59fa9

SHA512
17d67a7a3e5505b90114fbbe69c18374574c0103b760dce4c0ee59d16d30a06fb0b2a8635da02150f1271dec8f58c837e898940f7471945c5ba1a797cce6d741

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\B2FAF7692FD9FFBD64EDE317E42334BA_D7393C8F62BDE4D4CB606228BC7A711E
Filesize
482B

MD5
ccfd5e615aa1bee3234623d6327f2af3

SHA1
ae0944e254a8512060fa1f9e043fe0463a4ca8cd

SHA256
1925f844573cadef54727d6cfb663ff009d0009702d2ec35c684a0c6c9dd0e57

SHA512
2f2beb2147548c6d482ff23f7cd70c3bffd7ce51b91652ca8867f2e7067e24ac545294e0b203355fd44b8d1f11c0fcfdce2ef06d32db6a08543e77feaf0a67e3

Download Submit
C:\Users\Admin\AppData\Local\46410a6f-a71e-4530-aaea-18cb3373498d\build2.exe
Filesize
299KB

MD5
cacd37281c5470cfc13e6db90942d371

SHA1
af9e1477a51858376bd113f8247b4f6ff1b94445

SHA256
fe8dd23da7d898858d6a280cd58d4ca332f958a4f9562bf8f364dc4340f9c34c

SHA512
cfe21519f4c55583c3c68592812dbfa1170279de5e20b3da6d49f66957e373288650bd8c1a6afcd6d70255356674579b40c1b75a7c154fcc705cc89056ff8d67

Download Submit
C:\Users\Admin\AppData\Local\46410a6f-a71e-4530-aaea-18cb3373498d\build2.exe
Filesize
299KB

MD5
cacd37281c5470cfc13e6db90942d371

SHA1
af9e1477a51858376bd113f8247b4f6ff1b94445

SHA256
fe8dd23da7d898858d6a280cd58d4ca332f958a4f9562bf8f364dc4340f9c34c

SHA512
cfe21519f4c55583c3c68592812dbfa1170279de5e20b3da6d49f66957e373288650bd8c1a6afcd6d70255356674579b40c1b75a7c154fcc705cc89056ff8d67

Download Submit
C:\Users\Admin\AppData\Local\46410a6f-a71e-4530-aaea-18cb3373498d\build2.exe
Filesize
299KB

MD5
cacd37281c5470cfc13e6db90942d371

SHA1
af9e1477a51858376bd113f8247b4f6ff1b94445

SHA256
fe8dd23da7d898858d6a280cd58d4ca332f958a4f9562bf8f364dc4340f9c34c

SHA512
cfe21519f4c55583c3c68592812dbfa1170279de5e20b3da6d49f66957e373288650bd8c1a6afcd6d70255356674579b40c1b75a7c154fcc705cc89056ff8d67

Download Submit
C:\Users\Admin\AppData\Local\46410a6f-a71e-4530-aaea-18cb3373498d\build3.exe
Filesize
9KB

MD5
9ead10c08e72ae41921191f8db39bc16

SHA1
abe3bce01cd34afc88e2c838173f8c2bd0090ae1

SHA256
8d7f0e6b6877bdfb9f4531afafd0451f7d17f0ac24e2f2427e9b4ecc5452b9f0

SHA512
aa35dbc59a3589df2763e76a495ce5a9e62196628b4c1d098add38bd7f27c49edf93a66fb8507fb746e37ee32932da2460e440f241abe1a5a279abcc1e5ffe4a

Download Submit
C:\Users\Admin\AppData\Local\46410a6f-a71e-4530-aaea-18cb3373498d\build3.exe
Filesize
9KB

MD5
9ead10c08e72ae41921191f8db39bc16

SHA1
abe3bce01cd34afc88e2c838173f8c2bd0090ae1

SHA256
8d7f0e6b6877bdfb9f4531afafd0451f7d17f0ac24e2f2427e9b4ecc5452b9f0

SHA512
aa35dbc59a3589df2763e76a495ce5a9e62196628b4c1d098add38bd7f27c49edf93a66fb8507fb746e37ee32932da2460e440f241abe1a5a279abcc1e5ffe4a

Download Submit
C:\Users\Admin\AppData\Local\c5026552-a2ea-445c-a2e4-7b50f31c4a9b\b848da7fa7426c7f2b0ebd1f3dc57298eed567a5facf9595f9cab7da275a4c00.exe
Filesize
800KB

MD5
fa2f4762ce0a69631771795ca93da972

SHA1
6ae53b96e05eba10a0f8ff4e4205951c3157611f

SHA256
b848da7fa7426c7f2b0ebd1f3dc57298eed567a5facf9595f9cab7da275a4c00

SHA512
cd6e5cc9a39dacd9542e69f8dc620309c855852b677a268d0038bf7c15c8cf87bbfcb6dddd586626913fd3ce6865f6bfa2cf52eb325163c72b14a8ead080f3fe

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
memory/228-190-0x0000000000000000-mapping.dmp

Download
memory/364-156-0x0000000000000000-mapping.dmp

Download
memory/1388-159-0x0000000000000000-mapping.dmp

Download
memory/1640-146-0x000000000218A000-0x000000000221C000-memory.dmp

Filesize
584KB

Download
memory/1640-141-0x0000000000000000-mapping.dmp

Download
memory/2016-138-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/2016-132-0x0000000000000000-mapping.dmp

Download
memory/2016-136-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/2016-135-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/2016-133-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/2016-142-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/2248-137-0x0000000002200000-0x000000000231B000-memory.dmp

Filesize
1.1MB

Download
memory/2248-134-0x0000000002167000-0x00000000021F9000-memory.dmp

Filesize
584KB

Download
memory/3228-167-0x0000000000400000-0x0000000000471000-memory.dmp

Filesize
452KB

Download
memory/3228-160-0x0000000000000000-mapping.dmp

Download
memory/3228-161-0x0000000000400000-0x0000000000471000-memory.dmp

Filesize
452KB

Download
memory/3228-163-0x0000000000400000-0x0000000000471000-memory.dmp

Filesize
452KB

Download
memory/3228-191-0x0000000000400000-0x0000000000471000-memory.dmp

Filesize
452KB

Download
memory/3228-165-0x0000000000400000-0x0000000000471000-memory.dmp

Filesize
452KB

Download
memory/3228-168-0x00000000509A0000-0x0000000050A32000-memory.dmp

Filesize
584KB

Download
memory/3436-164-0x0000000002E4D000-0x0000000002E81000-memory.dmp

Filesize
208KB

Download
memory/3436-153-0x0000000000000000-mapping.dmp

Download
memory/3436-166-0x0000000004820000-0x000000000487D000-memory.dmp

Filesize
372KB

Download
memory/3448-152-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/3448-189-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/3448-147-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/3448-145-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/3448-143-0x0000000000000000-mapping.dmp

Download
memory/3816-192-0x0000000000000000-mapping.dmp

Download
memory/3952-195-0x0000000000000000-mapping.dmp

Download
memory/4736-139-0x0000000000000000-mapping.dmp

Download