djvu | b32e505f6b6703167ca9ba5fc84e838f2d377bb648a3df1ca358a801ad17bc2b

Analysis

max time kernel
144s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20230221-en
resource tags

arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system
submitted
07-06-2023 23:04

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General

Target

b32e505f6b6703167ca9ba5fc84e838f2d377bb648a3df1ca358a801ad17bc2b.exe
Size

743KB
MD5

837c2d18732caf818b0d3c5a2fe16e9d
SHA1

f7a7fd80b6d1dde003a3558bdc01ea3b81ce49b4
SHA256

b32e505f6b6703167ca9ba5fc84e838f2d377bb648a3df1ca358a801ad17bc2b
SHA512

1b3519347c5a5d900532505f371060ce70411aae2f0d3fb37672104c0816848e392347c3a0177803038ecf15a66d9e1282aa6f80976e0ec817cf71d5345590fa
SSDEEP

12288:0egKXZk/7yjP0SB5LTAkr10nJELpAGXkm0D76r4b93EWRMzwqf+:05IZk6sGQkB0aLKGXkLvzb93Piw

Score

10^/10

djvu vidar a81bcf59d85e6e13257840e65b9d1da8 discovery persistence ransomware spyware stealer

Malware Config

Extracted

Family

djvu

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

Attributes

extension
.neon
offline_id
0vTA6MA1m5nzrdffOCJC7YmAa4Lp6YNN8lOJ4mt1
payload_url
http://colisumy.com/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-vc50LyB2yb 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: 0725JOsie

rsa_pubkey.plain

Extracted

Family

vidar

Version

4.2

Botnet

a81bcf59d85e6e13257840e65b9d1da8

https://steamcommunity.com/profiles/76561199511129510

https://t.me/rechnungsbetrag

Attributes

profile_id_v2
a81bcf59d85e6e13257840e65b9d1da8
user_agent
Mozilla/5.0 (Windows NT 6.3; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/75.0.3770.38 Safari/537.36 Brave/75

Signatures

Detected Djvu ransomware 16 IoCs

Processes:

resource	yara_rule
behavioral1/memory/4776-134-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/1304-136-0x0000000004540000-0x000000000465B000-memory.dmp	family_djvu
behavioral1/memory/4776-135-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/4776-137-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/4776-141-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/4776-149-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/2208-153-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/2208-154-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/2208-161-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/2208-162-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/2208-163-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/2208-167-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/2208-169-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/2208-170-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/2208-205-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/2208-282-0x0000000000400000-0x0000000000537000-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 2 IoCs

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

Query Registry

T1012

System Information Discovery

T1082

Processes:

b32e505f6b6703167ca9ba5fc84e838f2d377bb648a3df1ca358a801ad17bc2b.exeb32e505f6b6703167ca9ba5fc84e838f2d377bb648a3df1ca358a801ad17bc2b.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Control Panel\International\Geo\Nation	b32e505f6b6703167ca9ba5fc84e838f2d377bb648a3df1ca358a801ad17bc2b.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Control Panel\International\Geo\Nation	b32e505f6b6703167ca9ba5fc84e838f2d377bb648a3df1ca358a801ad17bc2b.exe

Executes dropped EXE 4 IoCs

Processes:

build2.exebuild2.exebuild3.exemstsca.exe

pid process

2680 build2.exe
3748 build2.exe
2524 build3.exe
796 mstsca.exe
Loads dropped DLL 2 IoCs

Processes:

build2.exe

pid process

3748 build2.exe
3748 build2.exe
Modifies file permissions 1 TTPs 1 IoCs
discovery

File Permissions Modification
T1222

Processes:

icacls.exe

pid process

632 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
2680	build2.exe
3748	build2.exe
2524	build3.exe
796	mstsca.exe

pid	process
3748	build2.exe
3748	build2.exe

pid	process
632	icacls.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

b32e505f6b6703167ca9ba5fc84e838f2d377bb648a3df1ca358a801ad17bc2b.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\SysHelper = "\"C:\\Users\\Admin\\AppData\\Local\\b2872bf5-8f71-440c-92c1-203e551768d6\\b32e505f6b6703167ca9ba5fc84e838f2d377bb648a3df1ca358a801ad17bc2b.exe\" --AutoStart"	b32e505f6b6703167ca9ba5fc84e838f2d377bb648a3df1ca358a801ad17bc2b.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

8 api.2ip.ua
10 api.2ip.ua
27 api.2ip.ua

flow	ioc
8	api.2ip.ua
10	api.2ip.ua
27	api.2ip.ua

Suspicious use of SetThreadContext 3 IoCs

Processes:

b32e505f6b6703167ca9ba5fc84e838f2d377bb648a3df1ca358a801ad17bc2b.exeb32e505f6b6703167ca9ba5fc84e838f2d377bb648a3df1ca358a801ad17bc2b.exebuild2.exe

description	pid	process	target process
PID 1304 set thread context of 4776	1304	b32e505f6b6703167ca9ba5fc84e838f2d377bb648a3df1ca358a801ad17bc2b.exe	b32e505f6b6703167ca9ba5fc84e838f2d377bb648a3df1ca358a801ad17bc2b.exe
PID 2552 set thread context of 2208	2552	b32e505f6b6703167ca9ba5fc84e838f2d377bb648a3df1ca358a801ad17bc2b.exe	b32e505f6b6703167ca9ba5fc84e838f2d377bb648a3df1ca358a801ad17bc2b.exe
PID 2680 set thread context of 3748	2680	build2.exe	build2.exe

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

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

4384 schtasks.exe
728 schtasks.exe

pid	process
4384	schtasks.exe
728	schtasks.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

b32e505f6b6703167ca9ba5fc84e838f2d377bb648a3df1ca358a801ad17bc2b.exeb32e505f6b6703167ca9ba5fc84e838f2d377bb648a3df1ca358a801ad17bc2b.exebuild2.exe

pid	process
4776	b32e505f6b6703167ca9ba5fc84e838f2d377bb648a3df1ca358a801ad17bc2b.exe
4776	b32e505f6b6703167ca9ba5fc84e838f2d377bb648a3df1ca358a801ad17bc2b.exe
2208	b32e505f6b6703167ca9ba5fc84e838f2d377bb648a3df1ca358a801ad17bc2b.exe
2208	b32e505f6b6703167ca9ba5fc84e838f2d377bb648a3df1ca358a801ad17bc2b.exe
3748	build2.exe
3748	build2.exe

Suspicious use of WriteProcessMemory 47 IoCs

Processes:

b32e505f6b6703167ca9ba5fc84e838f2d377bb648a3df1ca358a801ad17bc2b.exeb32e505f6b6703167ca9ba5fc84e838f2d377bb648a3df1ca358a801ad17bc2b.exeb32e505f6b6703167ca9ba5fc84e838f2d377bb648a3df1ca358a801ad17bc2b.exeb32e505f6b6703167ca9ba5fc84e838f2d377bb648a3df1ca358a801ad17bc2b.exebuild2.exebuild3.exemstsca.exe

description	pid	process	target process
PID 1304 wrote to memory of 4776	1304	b32e505f6b6703167ca9ba5fc84e838f2d377bb648a3df1ca358a801ad17bc2b.exe	b32e505f6b6703167ca9ba5fc84e838f2d377bb648a3df1ca358a801ad17bc2b.exe
PID 1304 wrote to memory of 4776	1304	b32e505f6b6703167ca9ba5fc84e838f2d377bb648a3df1ca358a801ad17bc2b.exe	b32e505f6b6703167ca9ba5fc84e838f2d377bb648a3df1ca358a801ad17bc2b.exe
PID 1304 wrote to memory of 4776	1304	b32e505f6b6703167ca9ba5fc84e838f2d377bb648a3df1ca358a801ad17bc2b.exe	b32e505f6b6703167ca9ba5fc84e838f2d377bb648a3df1ca358a801ad17bc2b.exe
PID 1304 wrote to memory of 4776	1304	b32e505f6b6703167ca9ba5fc84e838f2d377bb648a3df1ca358a801ad17bc2b.exe	b32e505f6b6703167ca9ba5fc84e838f2d377bb648a3df1ca358a801ad17bc2b.exe
PID 1304 wrote to memory of 4776	1304	b32e505f6b6703167ca9ba5fc84e838f2d377bb648a3df1ca358a801ad17bc2b.exe	b32e505f6b6703167ca9ba5fc84e838f2d377bb648a3df1ca358a801ad17bc2b.exe
PID 1304 wrote to memory of 4776	1304	b32e505f6b6703167ca9ba5fc84e838f2d377bb648a3df1ca358a801ad17bc2b.exe	b32e505f6b6703167ca9ba5fc84e838f2d377bb648a3df1ca358a801ad17bc2b.exe
PID 1304 wrote to memory of 4776	1304	b32e505f6b6703167ca9ba5fc84e838f2d377bb648a3df1ca358a801ad17bc2b.exe	b32e505f6b6703167ca9ba5fc84e838f2d377bb648a3df1ca358a801ad17bc2b.exe
PID 1304 wrote to memory of 4776	1304	b32e505f6b6703167ca9ba5fc84e838f2d377bb648a3df1ca358a801ad17bc2b.exe	b32e505f6b6703167ca9ba5fc84e838f2d377bb648a3df1ca358a801ad17bc2b.exe
PID 1304 wrote to memory of 4776	1304	b32e505f6b6703167ca9ba5fc84e838f2d377bb648a3df1ca358a801ad17bc2b.exe	b32e505f6b6703167ca9ba5fc84e838f2d377bb648a3df1ca358a801ad17bc2b.exe
PID 1304 wrote to memory of 4776	1304	b32e505f6b6703167ca9ba5fc84e838f2d377bb648a3df1ca358a801ad17bc2b.exe	b32e505f6b6703167ca9ba5fc84e838f2d377bb648a3df1ca358a801ad17bc2b.exe
PID 4776 wrote to memory of 632	4776	b32e505f6b6703167ca9ba5fc84e838f2d377bb648a3df1ca358a801ad17bc2b.exe	icacls.exe
PID 4776 wrote to memory of 632	4776	b32e505f6b6703167ca9ba5fc84e838f2d377bb648a3df1ca358a801ad17bc2b.exe	icacls.exe
PID 4776 wrote to memory of 632	4776	b32e505f6b6703167ca9ba5fc84e838f2d377bb648a3df1ca358a801ad17bc2b.exe	icacls.exe
PID 4776 wrote to memory of 2552	4776	b32e505f6b6703167ca9ba5fc84e838f2d377bb648a3df1ca358a801ad17bc2b.exe	b32e505f6b6703167ca9ba5fc84e838f2d377bb648a3df1ca358a801ad17bc2b.exe
PID 4776 wrote to memory of 2552	4776	b32e505f6b6703167ca9ba5fc84e838f2d377bb648a3df1ca358a801ad17bc2b.exe	b32e505f6b6703167ca9ba5fc84e838f2d377bb648a3df1ca358a801ad17bc2b.exe
PID 4776 wrote to memory of 2552	4776	b32e505f6b6703167ca9ba5fc84e838f2d377bb648a3df1ca358a801ad17bc2b.exe	b32e505f6b6703167ca9ba5fc84e838f2d377bb648a3df1ca358a801ad17bc2b.exe
PID 2552 wrote to memory of 2208	2552	b32e505f6b6703167ca9ba5fc84e838f2d377bb648a3df1ca358a801ad17bc2b.exe	b32e505f6b6703167ca9ba5fc84e838f2d377bb648a3df1ca358a801ad17bc2b.exe
PID 2552 wrote to memory of 2208	2552	b32e505f6b6703167ca9ba5fc84e838f2d377bb648a3df1ca358a801ad17bc2b.exe	b32e505f6b6703167ca9ba5fc84e838f2d377bb648a3df1ca358a801ad17bc2b.exe
PID 2552 wrote to memory of 2208	2552	b32e505f6b6703167ca9ba5fc84e838f2d377bb648a3df1ca358a801ad17bc2b.exe	b32e505f6b6703167ca9ba5fc84e838f2d377bb648a3df1ca358a801ad17bc2b.exe
PID 2552 wrote to memory of 2208	2552	b32e505f6b6703167ca9ba5fc84e838f2d377bb648a3df1ca358a801ad17bc2b.exe	b32e505f6b6703167ca9ba5fc84e838f2d377bb648a3df1ca358a801ad17bc2b.exe
PID 2552 wrote to memory of 2208	2552	b32e505f6b6703167ca9ba5fc84e838f2d377bb648a3df1ca358a801ad17bc2b.exe	b32e505f6b6703167ca9ba5fc84e838f2d377bb648a3df1ca358a801ad17bc2b.exe
PID 2552 wrote to memory of 2208	2552	b32e505f6b6703167ca9ba5fc84e838f2d377bb648a3df1ca358a801ad17bc2b.exe	b32e505f6b6703167ca9ba5fc84e838f2d377bb648a3df1ca358a801ad17bc2b.exe
PID 2552 wrote to memory of 2208	2552	b32e505f6b6703167ca9ba5fc84e838f2d377bb648a3df1ca358a801ad17bc2b.exe	b32e505f6b6703167ca9ba5fc84e838f2d377bb648a3df1ca358a801ad17bc2b.exe
PID 2552 wrote to memory of 2208	2552	b32e505f6b6703167ca9ba5fc84e838f2d377bb648a3df1ca358a801ad17bc2b.exe	b32e505f6b6703167ca9ba5fc84e838f2d377bb648a3df1ca358a801ad17bc2b.exe
PID 2552 wrote to memory of 2208	2552	b32e505f6b6703167ca9ba5fc84e838f2d377bb648a3df1ca358a801ad17bc2b.exe	b32e505f6b6703167ca9ba5fc84e838f2d377bb648a3df1ca358a801ad17bc2b.exe
PID 2552 wrote to memory of 2208	2552	b32e505f6b6703167ca9ba5fc84e838f2d377bb648a3df1ca358a801ad17bc2b.exe	b32e505f6b6703167ca9ba5fc84e838f2d377bb648a3df1ca358a801ad17bc2b.exe
PID 2208 wrote to memory of 2680	2208	b32e505f6b6703167ca9ba5fc84e838f2d377bb648a3df1ca358a801ad17bc2b.exe	build2.exe
PID 2208 wrote to memory of 2680	2208	b32e505f6b6703167ca9ba5fc84e838f2d377bb648a3df1ca358a801ad17bc2b.exe	build2.exe
PID 2208 wrote to memory of 2680	2208	b32e505f6b6703167ca9ba5fc84e838f2d377bb648a3df1ca358a801ad17bc2b.exe	build2.exe
PID 2680 wrote to memory of 3748	2680	build2.exe	build2.exe
PID 2680 wrote to memory of 3748	2680	build2.exe	build2.exe
PID 2680 wrote to memory of 3748	2680	build2.exe	build2.exe
PID 2680 wrote to memory of 3748	2680	build2.exe	build2.exe
PID 2680 wrote to memory of 3748	2680	build2.exe	build2.exe
PID 2680 wrote to memory of 3748	2680	build2.exe	build2.exe
PID 2680 wrote to memory of 3748	2680	build2.exe	build2.exe
PID 2680 wrote to memory of 3748	2680	build2.exe	build2.exe
PID 2680 wrote to memory of 3748	2680	build2.exe	build2.exe
PID 2208 wrote to memory of 2524	2208	b32e505f6b6703167ca9ba5fc84e838f2d377bb648a3df1ca358a801ad17bc2b.exe	build3.exe
PID 2208 wrote to memory of 2524	2208	b32e505f6b6703167ca9ba5fc84e838f2d377bb648a3df1ca358a801ad17bc2b.exe	build3.exe
PID 2208 wrote to memory of 2524	2208	b32e505f6b6703167ca9ba5fc84e838f2d377bb648a3df1ca358a801ad17bc2b.exe	build3.exe
PID 2524 wrote to memory of 4384	2524	build3.exe	schtasks.exe
PID 2524 wrote to memory of 4384	2524	build3.exe	schtasks.exe
PID 2524 wrote to memory of 4384	2524	build3.exe	schtasks.exe
PID 796 wrote to memory of 728	796	mstsca.exe	schtasks.exe
PID 796 wrote to memory of 728	796	mstsca.exe	schtasks.exe
PID 796 wrote to memory of 728	796	mstsca.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\b32e505f6b6703167ca9ba5fc84e838f2d377bb648a3df1ca358a801ad17bc2b.exe
"C:\Users\Admin\AppData\Local\Temp\b32e505f6b6703167ca9ba5fc84e838f2d377bb648a3df1ca358a801ad17bc2b.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1304

C:\Users\Admin\AppData\Local\Temp\b32e505f6b6703167ca9ba5fc84e838f2d377bb648a3df1ca358a801ad17bc2b.exe
"C:\Users\Admin\AppData\Local\Temp\b32e505f6b6703167ca9ba5fc84e838f2d377bb648a3df1ca358a801ad17bc2b.exe"
2⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4776

C:\Windows\SysWOW64\icacls.exe
icacls "C:\Users\Admin\AppData\Local\b2872bf5-8f71-440c-92c1-203e551768d6" /deny *S-1-1-0:(OI)(CI)(DE,DC)
3⤵
- Modifies file permissions
PID:632

C:\Users\Admin\AppData\Local\Temp\b32e505f6b6703167ca9ba5fc84e838f2d377bb648a3df1ca358a801ad17bc2b.exe
"C:\Users\Admin\AppData\Local\Temp\b32e505f6b6703167ca9ba5fc84e838f2d377bb648a3df1ca358a801ad17bc2b.exe" --Admin IsNotAutoStart IsNotTask
3⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2552

C:\Users\Admin\AppData\Local\Temp\b32e505f6b6703167ca9ba5fc84e838f2d377bb648a3df1ca358a801ad17bc2b.exe
"C:\Users\Admin\AppData\Local\Temp\b32e505f6b6703167ca9ba5fc84e838f2d377bb648a3df1ca358a801ad17bc2b.exe" --Admin IsNotAutoStart IsNotTask
4⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2208

C:\Users\Admin\AppData\Local\d744ad99-185f-4449-8a8f-2594cf86bf80\build2.exe
"C:\Users\Admin\AppData\Local\d744ad99-185f-4449-8a8f-2594cf86bf80\build2.exe"
5⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2680

C:\Users\Admin\AppData\Local\d744ad99-185f-4449-8a8f-2594cf86bf80\build2.exe
"C:\Users\Admin\AppData\Local\d744ad99-185f-4449-8a8f-2594cf86bf80\build2.exe"
6⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:3748

C:\Users\Admin\AppData\Local\d744ad99-185f-4449-8a8f-2594cf86bf80\build3.exe
"C:\Users\Admin\AppData\Local\d744ad99-185f-4449-8a8f-2594cf86bf80\build3.exe"
5⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2524

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:4384

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:796

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:728

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

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Downloads

C:\ProgramData\mozglue.dll
Filesize
593KB

MD5
c8fd9be83bc728cc04beffafc2907fe9

SHA1
95ab9f701e0024cedfbd312bcfe4e726744c4f2e

SHA256
ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a

SHA512
fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040

Download Submit
C:\ProgramData\nss3.dll
Filesize
2.0MB

MD5
1cc453cdf74f31e4d913ff9c10acdde2

SHA1
6e85eae544d6e965f15fa5c39700fa7202f3aafe

SHA256
ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5

SHA512
dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571

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

MD5
72cce08db064d193dd1c8db96e30a0e7

SHA1
a76ef6bbfb2cadde26e7d713e9a71a8818d68991

SHA256
e904584bfbd2b92b1b9063f660abbe337c58e623ca78df5107f036d272d66c38

SHA512
e1d719a6a5d446c2b3348930cfcea61f85cff76adc38948dfb144aa7f95eac5453d7787706bca70ce75de931724cff7e6e146f9b662e34eb36d948995fbca1f4

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

MD5
e5ef4e3f5fd7934cb9c76b42b58ea45c

SHA1
c76f9fad9a12335d281771454f657036efc5881a

SHA256
3b247db7937565d22f6455fb744771e14de3380d133192e00a8f5fadf6492bdb

SHA512
1f18d5a9aead87cf00682a6fccdfc2896d29a92f808491fb0c1a97a86941734d9c6f1dee6786a9151eba488916d84c220c6ae78a93c1246301de73c2d034373f

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

MD5
27b6d4b2340a1e8fd6b8e39f5465513e

SHA1
0602c225db151838ab56e056ddf22943646e7e43

SHA256
67649b95ae1a1244008c39f07503f3a6cc5df97a10f8bafe4c34d0843cfff536

SHA512
f6e2d7b5ebd58b4db5e993c562f83d80f8004a1ac123399d821478303611503f2015d87d4cd90786c11fa5eb6a676962e8e5ef66b7fc8bfe22676ea010d88faf

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

MD5
01f697d2b44affa6393241279d6ec532

SHA1
623a73b85cf93699382b2da3d4ade507518fec55

SHA256
7544a1a12719cb06e832d7a9b7a80ca4cae809e318e592aaf0363c7692215a88

SHA512
1ebe353b7e6595923d9e0bff1db3db4c158cebf4d305480a2e2d2cbd75ba2d5e9d0394503ae02beb8f558c69e557502108b70348026d618bdc582464ffeb6b2a

Download Submit
C:\Users\Admin\AppData\Local\b2872bf5-8f71-440c-92c1-203e551768d6\b32e505f6b6703167ca9ba5fc84e838f2d377bb648a3df1ca358a801ad17bc2b.exe
Filesize
743KB

MD5
837c2d18732caf818b0d3c5a2fe16e9d

SHA1
f7a7fd80b6d1dde003a3558bdc01ea3b81ce49b4

SHA256
b32e505f6b6703167ca9ba5fc84e838f2d377bb648a3df1ca358a801ad17bc2b

SHA512
1b3519347c5a5d900532505f371060ce70411aae2f0d3fb37672104c0816848e392347c3a0177803038ecf15a66d9e1282aa6f80976e0ec817cf71d5345590fa

Download Submit
C:\Users\Admin\AppData\Local\d744ad99-185f-4449-8a8f-2594cf86bf80\build2.exe
Filesize
352KB

MD5
f76b7a03bc4db7e669adc6a0eb80322a

SHA1
ad3ef2ea2dcf95e805c7be56a7d63f654328121e

SHA256
c2c5560cede5fe447363e0d432707fc287312c20e92715b59700888e77eab92d

SHA512
626465ba82f07cdfc0f86496e5f2e0f95aea64fd7b1c90708f99eaae78cc3f04ecf3fb22de85b647837009edb62d1125673073ec083cd82e1dd61f8ddc235e5c

Download Submit
C:\Users\Admin\AppData\Local\d744ad99-185f-4449-8a8f-2594cf86bf80\build2.exe
Filesize
352KB

MD5
f76b7a03bc4db7e669adc6a0eb80322a

SHA1
ad3ef2ea2dcf95e805c7be56a7d63f654328121e

SHA256
c2c5560cede5fe447363e0d432707fc287312c20e92715b59700888e77eab92d

SHA512
626465ba82f07cdfc0f86496e5f2e0f95aea64fd7b1c90708f99eaae78cc3f04ecf3fb22de85b647837009edb62d1125673073ec083cd82e1dd61f8ddc235e5c

Download Submit
C:\Users\Admin\AppData\Local\d744ad99-185f-4449-8a8f-2594cf86bf80\build2.exe
Filesize
352KB

MD5
f76b7a03bc4db7e669adc6a0eb80322a

SHA1
ad3ef2ea2dcf95e805c7be56a7d63f654328121e

SHA256
c2c5560cede5fe447363e0d432707fc287312c20e92715b59700888e77eab92d

SHA512
626465ba82f07cdfc0f86496e5f2e0f95aea64fd7b1c90708f99eaae78cc3f04ecf3fb22de85b647837009edb62d1125673073ec083cd82e1dd61f8ddc235e5c

Download Submit
C:\Users\Admin\AppData\Local\d744ad99-185f-4449-8a8f-2594cf86bf80\build2.exe
Filesize
352KB

MD5
f76b7a03bc4db7e669adc6a0eb80322a

SHA1
ad3ef2ea2dcf95e805c7be56a7d63f654328121e

SHA256
c2c5560cede5fe447363e0d432707fc287312c20e92715b59700888e77eab92d

SHA512
626465ba82f07cdfc0f86496e5f2e0f95aea64fd7b1c90708f99eaae78cc3f04ecf3fb22de85b647837009edb62d1125673073ec083cd82e1dd61f8ddc235e5c

Download Submit
C:\Users\Admin\AppData\Local\d744ad99-185f-4449-8a8f-2594cf86bf80\build3.exe
Filesize
9KB

MD5
9ead10c08e72ae41921191f8db39bc16

SHA1
abe3bce01cd34afc88e2c838173f8c2bd0090ae1

SHA256
8d7f0e6b6877bdfb9f4531afafd0451f7d17f0ac24e2f2427e9b4ecc5452b9f0

SHA512
aa35dbc59a3589df2763e76a495ce5a9e62196628b4c1d098add38bd7f27c49edf93a66fb8507fb746e37ee32932da2460e440f241abe1a5a279abcc1e5ffe4a

Download Submit
C:\Users\Admin\AppData\Local\d744ad99-185f-4449-8a8f-2594cf86bf80\build3.exe
Filesize
9KB

MD5
9ead10c08e72ae41921191f8db39bc16

SHA1
abe3bce01cd34afc88e2c838173f8c2bd0090ae1

SHA256
8d7f0e6b6877bdfb9f4531afafd0451f7d17f0ac24e2f2427e9b4ecc5452b9f0

SHA512
aa35dbc59a3589df2763e76a495ce5a9e62196628b4c1d098add38bd7f27c49edf93a66fb8507fb746e37ee32932da2460e440f241abe1a5a279abcc1e5ffe4a

Download Submit
C:\Users\Admin\AppData\Local\d744ad99-185f-4449-8a8f-2594cf86bf80\build3.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
memory/1304-136-0x0000000004540000-0x000000000465B000-memory.dmp

Filesize
1.1MB

Download
memory/2208-161-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/2208-170-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/2208-282-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/2208-169-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/2208-167-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/2208-163-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/2208-162-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/2208-153-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/2208-154-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/2208-205-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/2680-184-0x0000000002E40000-0x0000000002E96000-memory.dmp

Filesize
344KB

Download
memory/3748-280-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/3748-186-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/3748-185-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/3748-182-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/3748-209-0x0000000061E00000-0x0000000061EF3000-memory.dmp

Filesize
972KB

Download
memory/3748-277-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/3748-279-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/3748-190-0x0000000000400000-0x000000000046A000-memory.dmp

Filesize
424KB

Download
memory/4776-135-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/4776-134-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/4776-137-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/4776-141-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/4776-149-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download