djvu | 098ee1f5838d23fe2f4488b72b14de7266ad8910e8a8ce93486b4a9dcec6a2cf

Analysis

max time kernel
142s
max time network
145s
platform
windows10-2004_x64
resource
win10v2004-20220812-en
resource tags

arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system
submitted
05-10-2022 04:01

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General

Target

098ee1f5838d23fe2f4488b72b14de7266ad8910e8a8ce93486b4a9dcec6a2cf.exe
Size

791KB
MD5

9115d9e52997abbf71ff2cb5688f7a7c
SHA1

0b6b1ad9cb0cc28d2a89a92fb97f78c61e937619
SHA256

098ee1f5838d23fe2f4488b72b14de7266ad8910e8a8ce93486b4a9dcec6a2cf
SHA512

23e7b79e4fcda22bacd8df862434ac5ca448de67b93dba537a4ac1b6a814565e2fa1972cb8f5b6b93fdedb175afeb39917b09bf117e7b83aa9f6c2ca51b1f17d
SSDEEP

12288:VSfpFRtGVOv1nzXWXEJq4WXxU/viYa0jDf8TP3xipunn:VOOV4WXEQ1XxUXip0jDEtii

Score

10^/10

djvu vidar 517 discovery persistence ransomware spyware stealer

Malware Config

Extracted

Family

djvu

http://winnlinne.com/lancer/get.php

Attributes

extension
.adww
offline_id
z8lhl4oForVEc7gy9Ra8rSqjYMl3xiFRuIW4not1
payload_url
http://rgyui.top/dl/build2.exe
http://winnlinne.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-g28rVcqA58 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@bestyourmail.ch Reserve e-mail address to contact us: datarestorehelp@airmail.cc Your personal ID: 0573Jhyjd

rsa_pubkey.plain

Extracted

Family

vidar

Version

54.9

Botnet

517

https://t.me/larsenup

https://ioc.exchange/@zebra54

Attributes

profile_id
517

Signatures

Detected Djvu ransomware 10 IoCs

Processes:

resource	yara_rule
behavioral1/memory/3516-133-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/3516-134-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/3592-136-0x0000000002180000-0x000000000229B000-memory.dmp	family_djvu
behavioral1/memory/3516-137-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/3516-138-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/3516-142-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/4336-145-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/4336-147-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/4336-148-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/4336-188-0x0000000000400000-0x0000000000537000-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

2068 build2.exe
1036 build2.exe
2300 build3.exe
4832 mstsca.exe

pid	process
2068	build2.exe
1036	build2.exe
2300	build3.exe
4832	mstsca.exe

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:

098ee1f5838d23fe2f4488b72b14de7266ad8910e8a8ce93486b4a9dcec6a2cf.exe098ee1f5838d23fe2f4488b72b14de7266ad8910e8a8ce93486b4a9dcec6a2cf.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Control Panel\International\Geo\Nation	098ee1f5838d23fe2f4488b72b14de7266ad8910e8a8ce93486b4a9dcec6a2cf.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\Control Panel\International\Geo\Nation	098ee1f5838d23fe2f4488b72b14de7266ad8910e8a8ce93486b4a9dcec6a2cf.exe

Loads dropped DLL 2 IoCs

Processes:

build2.exe

pid process

1036 build2.exe
1036 build2.exe
Modifies file permissions 1 TTPs 1 IoCs
discovery

File Permissions Modification
T1222

Processes:

icacls.exe

pid process

2312 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
1036	build2.exe
1036	build2.exe

pid	process
2312	icacls.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

098ee1f5838d23fe2f4488b72b14de7266ad8910e8a8ce93486b4a9dcec6a2cf.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2891029575-1462575-1165213807-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\SysHelper = "\"C:\\Users\\Admin\\AppData\\Local\\c17414eb-c578-449e-a988-ca01189e775c\\098ee1f5838d23fe2f4488b72b14de7266ad8910e8a8ce93486b4a9dcec6a2cf.exe\" --AutoStart"	098ee1f5838d23fe2f4488b72b14de7266ad8910e8a8ce93486b4a9dcec6a2cf.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

11 api.2ip.ua
12 api.2ip.ua
18 api.2ip.ua

flow	ioc
11	api.2ip.ua
12	api.2ip.ua
18	api.2ip.ua

Suspicious use of SetThreadContext 3 IoCs

Processes:

098ee1f5838d23fe2f4488b72b14de7266ad8910e8a8ce93486b4a9dcec6a2cf.exe098ee1f5838d23fe2f4488b72b14de7266ad8910e8a8ce93486b4a9dcec6a2cf.exebuild2.exe

description	pid	process	target process
PID 3592 set thread context of 3516	3592	098ee1f5838d23fe2f4488b72b14de7266ad8910e8a8ce93486b4a9dcec6a2cf.exe	098ee1f5838d23fe2f4488b72b14de7266ad8910e8a8ce93486b4a9dcec6a2cf.exe
PID 2212 set thread context of 4336	2212	098ee1f5838d23fe2f4488b72b14de7266ad8910e8a8ce93486b4a9dcec6a2cf.exe	098ee1f5838d23fe2f4488b72b14de7266ad8910e8a8ce93486b4a9dcec6a2cf.exe
PID 2068 set thread context of 1036	2068	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
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2376 1036 WerFault.exe build2.exe

pid	pid_target	process	target process
2376	1036	WerFault.exe	build2.exe

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

408 schtasks.exe
940 schtasks.exe

pid	process
408	schtasks.exe
940	schtasks.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

098ee1f5838d23fe2f4488b72b14de7266ad8910e8a8ce93486b4a9dcec6a2cf.exe098ee1f5838d23fe2f4488b72b14de7266ad8910e8a8ce93486b4a9dcec6a2cf.exebuild2.exe

pid	process
3516	098ee1f5838d23fe2f4488b72b14de7266ad8910e8a8ce93486b4a9dcec6a2cf.exe
3516	098ee1f5838d23fe2f4488b72b14de7266ad8910e8a8ce93486b4a9dcec6a2cf.exe
4336	098ee1f5838d23fe2f4488b72b14de7266ad8910e8a8ce93486b4a9dcec6a2cf.exe
4336	098ee1f5838d23fe2f4488b72b14de7266ad8910e8a8ce93486b4a9dcec6a2cf.exe
1036	build2.exe
1036	build2.exe

Suspicious use of WriteProcessMemory 47 IoCs

Processes:

098ee1f5838d23fe2f4488b72b14de7266ad8910e8a8ce93486b4a9dcec6a2cf.exe098ee1f5838d23fe2f4488b72b14de7266ad8910e8a8ce93486b4a9dcec6a2cf.exe098ee1f5838d23fe2f4488b72b14de7266ad8910e8a8ce93486b4a9dcec6a2cf.exe098ee1f5838d23fe2f4488b72b14de7266ad8910e8a8ce93486b4a9dcec6a2cf.exebuild2.exebuild3.exemstsca.exe

description	pid	process	target process
PID 3592 wrote to memory of 3516	3592	098ee1f5838d23fe2f4488b72b14de7266ad8910e8a8ce93486b4a9dcec6a2cf.exe	098ee1f5838d23fe2f4488b72b14de7266ad8910e8a8ce93486b4a9dcec6a2cf.exe
PID 3592 wrote to memory of 3516	3592	098ee1f5838d23fe2f4488b72b14de7266ad8910e8a8ce93486b4a9dcec6a2cf.exe	098ee1f5838d23fe2f4488b72b14de7266ad8910e8a8ce93486b4a9dcec6a2cf.exe
PID 3592 wrote to memory of 3516	3592	098ee1f5838d23fe2f4488b72b14de7266ad8910e8a8ce93486b4a9dcec6a2cf.exe	098ee1f5838d23fe2f4488b72b14de7266ad8910e8a8ce93486b4a9dcec6a2cf.exe
PID 3592 wrote to memory of 3516	3592	098ee1f5838d23fe2f4488b72b14de7266ad8910e8a8ce93486b4a9dcec6a2cf.exe	098ee1f5838d23fe2f4488b72b14de7266ad8910e8a8ce93486b4a9dcec6a2cf.exe
PID 3592 wrote to memory of 3516	3592	098ee1f5838d23fe2f4488b72b14de7266ad8910e8a8ce93486b4a9dcec6a2cf.exe	098ee1f5838d23fe2f4488b72b14de7266ad8910e8a8ce93486b4a9dcec6a2cf.exe
PID 3592 wrote to memory of 3516	3592	098ee1f5838d23fe2f4488b72b14de7266ad8910e8a8ce93486b4a9dcec6a2cf.exe	098ee1f5838d23fe2f4488b72b14de7266ad8910e8a8ce93486b4a9dcec6a2cf.exe
PID 3592 wrote to memory of 3516	3592	098ee1f5838d23fe2f4488b72b14de7266ad8910e8a8ce93486b4a9dcec6a2cf.exe	098ee1f5838d23fe2f4488b72b14de7266ad8910e8a8ce93486b4a9dcec6a2cf.exe
PID 3592 wrote to memory of 3516	3592	098ee1f5838d23fe2f4488b72b14de7266ad8910e8a8ce93486b4a9dcec6a2cf.exe	098ee1f5838d23fe2f4488b72b14de7266ad8910e8a8ce93486b4a9dcec6a2cf.exe
PID 3592 wrote to memory of 3516	3592	098ee1f5838d23fe2f4488b72b14de7266ad8910e8a8ce93486b4a9dcec6a2cf.exe	098ee1f5838d23fe2f4488b72b14de7266ad8910e8a8ce93486b4a9dcec6a2cf.exe
PID 3592 wrote to memory of 3516	3592	098ee1f5838d23fe2f4488b72b14de7266ad8910e8a8ce93486b4a9dcec6a2cf.exe	098ee1f5838d23fe2f4488b72b14de7266ad8910e8a8ce93486b4a9dcec6a2cf.exe
PID 3516 wrote to memory of 2312	3516	098ee1f5838d23fe2f4488b72b14de7266ad8910e8a8ce93486b4a9dcec6a2cf.exe	icacls.exe
PID 3516 wrote to memory of 2312	3516	098ee1f5838d23fe2f4488b72b14de7266ad8910e8a8ce93486b4a9dcec6a2cf.exe	icacls.exe
PID 3516 wrote to memory of 2312	3516	098ee1f5838d23fe2f4488b72b14de7266ad8910e8a8ce93486b4a9dcec6a2cf.exe	icacls.exe
PID 3516 wrote to memory of 2212	3516	098ee1f5838d23fe2f4488b72b14de7266ad8910e8a8ce93486b4a9dcec6a2cf.exe	098ee1f5838d23fe2f4488b72b14de7266ad8910e8a8ce93486b4a9dcec6a2cf.exe
PID 3516 wrote to memory of 2212	3516	098ee1f5838d23fe2f4488b72b14de7266ad8910e8a8ce93486b4a9dcec6a2cf.exe	098ee1f5838d23fe2f4488b72b14de7266ad8910e8a8ce93486b4a9dcec6a2cf.exe
PID 3516 wrote to memory of 2212	3516	098ee1f5838d23fe2f4488b72b14de7266ad8910e8a8ce93486b4a9dcec6a2cf.exe	098ee1f5838d23fe2f4488b72b14de7266ad8910e8a8ce93486b4a9dcec6a2cf.exe
PID 2212 wrote to memory of 4336	2212	098ee1f5838d23fe2f4488b72b14de7266ad8910e8a8ce93486b4a9dcec6a2cf.exe	098ee1f5838d23fe2f4488b72b14de7266ad8910e8a8ce93486b4a9dcec6a2cf.exe
PID 2212 wrote to memory of 4336	2212	098ee1f5838d23fe2f4488b72b14de7266ad8910e8a8ce93486b4a9dcec6a2cf.exe	098ee1f5838d23fe2f4488b72b14de7266ad8910e8a8ce93486b4a9dcec6a2cf.exe
PID 2212 wrote to memory of 4336	2212	098ee1f5838d23fe2f4488b72b14de7266ad8910e8a8ce93486b4a9dcec6a2cf.exe	098ee1f5838d23fe2f4488b72b14de7266ad8910e8a8ce93486b4a9dcec6a2cf.exe
PID 2212 wrote to memory of 4336	2212	098ee1f5838d23fe2f4488b72b14de7266ad8910e8a8ce93486b4a9dcec6a2cf.exe	098ee1f5838d23fe2f4488b72b14de7266ad8910e8a8ce93486b4a9dcec6a2cf.exe
PID 2212 wrote to memory of 4336	2212	098ee1f5838d23fe2f4488b72b14de7266ad8910e8a8ce93486b4a9dcec6a2cf.exe	098ee1f5838d23fe2f4488b72b14de7266ad8910e8a8ce93486b4a9dcec6a2cf.exe
PID 2212 wrote to memory of 4336	2212	098ee1f5838d23fe2f4488b72b14de7266ad8910e8a8ce93486b4a9dcec6a2cf.exe	098ee1f5838d23fe2f4488b72b14de7266ad8910e8a8ce93486b4a9dcec6a2cf.exe
PID 2212 wrote to memory of 4336	2212	098ee1f5838d23fe2f4488b72b14de7266ad8910e8a8ce93486b4a9dcec6a2cf.exe	098ee1f5838d23fe2f4488b72b14de7266ad8910e8a8ce93486b4a9dcec6a2cf.exe
PID 2212 wrote to memory of 4336	2212	098ee1f5838d23fe2f4488b72b14de7266ad8910e8a8ce93486b4a9dcec6a2cf.exe	098ee1f5838d23fe2f4488b72b14de7266ad8910e8a8ce93486b4a9dcec6a2cf.exe
PID 2212 wrote to memory of 4336	2212	098ee1f5838d23fe2f4488b72b14de7266ad8910e8a8ce93486b4a9dcec6a2cf.exe	098ee1f5838d23fe2f4488b72b14de7266ad8910e8a8ce93486b4a9dcec6a2cf.exe
PID 2212 wrote to memory of 4336	2212	098ee1f5838d23fe2f4488b72b14de7266ad8910e8a8ce93486b4a9dcec6a2cf.exe	098ee1f5838d23fe2f4488b72b14de7266ad8910e8a8ce93486b4a9dcec6a2cf.exe
PID 4336 wrote to memory of 2068	4336	098ee1f5838d23fe2f4488b72b14de7266ad8910e8a8ce93486b4a9dcec6a2cf.exe	build2.exe
PID 4336 wrote to memory of 2068	4336	098ee1f5838d23fe2f4488b72b14de7266ad8910e8a8ce93486b4a9dcec6a2cf.exe	build2.exe
PID 4336 wrote to memory of 2068	4336	098ee1f5838d23fe2f4488b72b14de7266ad8910e8a8ce93486b4a9dcec6a2cf.exe	build2.exe
PID 2068 wrote to memory of 1036	2068	build2.exe	build2.exe
PID 2068 wrote to memory of 1036	2068	build2.exe	build2.exe
PID 2068 wrote to memory of 1036	2068	build2.exe	build2.exe
PID 2068 wrote to memory of 1036	2068	build2.exe	build2.exe
PID 2068 wrote to memory of 1036	2068	build2.exe	build2.exe
PID 2068 wrote to memory of 1036	2068	build2.exe	build2.exe
PID 2068 wrote to memory of 1036	2068	build2.exe	build2.exe
PID 2068 wrote to memory of 1036	2068	build2.exe	build2.exe
PID 2068 wrote to memory of 1036	2068	build2.exe	build2.exe
PID 4336 wrote to memory of 2300	4336	098ee1f5838d23fe2f4488b72b14de7266ad8910e8a8ce93486b4a9dcec6a2cf.exe	build3.exe
PID 4336 wrote to memory of 2300	4336	098ee1f5838d23fe2f4488b72b14de7266ad8910e8a8ce93486b4a9dcec6a2cf.exe	build3.exe
PID 4336 wrote to memory of 2300	4336	098ee1f5838d23fe2f4488b72b14de7266ad8910e8a8ce93486b4a9dcec6a2cf.exe	build3.exe
PID 2300 wrote to memory of 408	2300	build3.exe	schtasks.exe
PID 2300 wrote to memory of 408	2300	build3.exe	schtasks.exe
PID 2300 wrote to memory of 408	2300	build3.exe	schtasks.exe
PID 4832 wrote to memory of 940	4832	mstsca.exe	schtasks.exe
PID 4832 wrote to memory of 940	4832	mstsca.exe	schtasks.exe
PID 4832 wrote to memory of 940	4832	mstsca.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\098ee1f5838d23fe2f4488b72b14de7266ad8910e8a8ce93486b4a9dcec6a2cf.exe
"C:\Users\Admin\AppData\Local\Temp\098ee1f5838d23fe2f4488b72b14de7266ad8910e8a8ce93486b4a9dcec6a2cf.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3592

C:\Users\Admin\AppData\Local\Temp\098ee1f5838d23fe2f4488b72b14de7266ad8910e8a8ce93486b4a9dcec6a2cf.exe
"C:\Users\Admin\AppData\Local\Temp\098ee1f5838d23fe2f4488b72b14de7266ad8910e8a8ce93486b4a9dcec6a2cf.exe"
2⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3516

C:\Windows\SysWOW64\icacls.exe
icacls "C:\Users\Admin\AppData\Local\c17414eb-c578-449e-a988-ca01189e775c" /deny *S-1-1-0:(OI)(CI)(DE,DC)
3⤵
- Modifies file permissions
PID:2312

C:\Users\Admin\AppData\Local\Temp\098ee1f5838d23fe2f4488b72b14de7266ad8910e8a8ce93486b4a9dcec6a2cf.exe
"C:\Users\Admin\AppData\Local\Temp\098ee1f5838d23fe2f4488b72b14de7266ad8910e8a8ce93486b4a9dcec6a2cf.exe" --Admin IsNotAutoStart IsNotTask
3⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2212

C:\Users\Admin\AppData\Local\Temp\098ee1f5838d23fe2f4488b72b14de7266ad8910e8a8ce93486b4a9dcec6a2cf.exe
"C:\Users\Admin\AppData\Local\Temp\098ee1f5838d23fe2f4488b72b14de7266ad8910e8a8ce93486b4a9dcec6a2cf.exe" --Admin IsNotAutoStart IsNotTask
4⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4336

C:\Users\Admin\AppData\Local\8de6b3af-6e1d-421a-8a72-a9a43c8093f8\build2.exe
"C:\Users\Admin\AppData\Local\8de6b3af-6e1d-421a-8a72-a9a43c8093f8\build2.exe"
5⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2068

C:\Users\Admin\AppData\Local\8de6b3af-6e1d-421a-8a72-a9a43c8093f8\build2.exe
"C:\Users\Admin\AppData\Local\8de6b3af-6e1d-421a-8a72-a9a43c8093f8\build2.exe"
6⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:1036

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1036 -s 1848
7⤵
- Program crash
PID:2376

C:\Users\Admin\AppData\Local\8de6b3af-6e1d-421a-8a72-a9a43c8093f8\build3.exe
"C:\Users\Admin\AppData\Local\8de6b3af-6e1d-421a-8a72-a9a43c8093f8\build3.exe"
5⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2300

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:408

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:4832

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:940

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 360 -p 1036 -ip 1036
1⤵
PID:2692

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
596d2fdcebb9285d08c83e8c66f21dc9

SHA1
d634a64d292467c4fe9f1b2b80ac3bf82a08d49f

SHA256
0231bc4602667ff24bfa1caab1d56c225a54031c452c9de84b810be18628a3e3

SHA512
fd0399c36455095561381c33ba0f6f98496dc2fd63792f148ec9dfbc06ed6ad24a6bf9aa7f559dba7f257ccd145ee8532418606c2eb282a42ca678de4231d818

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

MD5
b6f52795b677b4e2ad47736ffe3704a5

SHA1
945cb962aae5a0986c476650006227debf93b51c

SHA256
c8aff1f15506340e6abd76c8a8382e9caeba4fa8e8483254cf7ab9d22c2a57fe

SHA512
1e241b4c9bf53a97c980dd09bc73abcaf05ed8ccc641d5b0ad1eadc4502b4c1519b62d9c51f8e38c73898c2eca4a4a2e81777763731bf0f36dc5c04a30ae0450

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

MD5
6f4a7429cc974725f5260b0dd6df4740

SHA1
f75473f6faf7fc6a6f37ef63bb713c4b4be2ca83

SHA256
df520959b27b87ad8506019cf5c3e1ced9cc196b43543713f27e7b81c700cbcb

SHA512
e4893229c197570b822c0c633cd9f6273139d887d6c70eadc1cc059cbfe66df1f1a6d33d5785957ad61f64385f31027a4a3cf762d2da8627b3b4ce804066b790

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

MD5
3dd85367054fe73712be09580b1655fe

SHA1
231d99cd9da9d848c0a37711cdb74179a1092949

SHA256
bcf5f41f5c589367636e773d55feb812180a1c6b1c2eb99d20a1b2b27b9e2907

SHA512
a36ea08477b68a4f84b35ffcc668f7aa1ad05d49495f20e45f268fba995f3f40c8dd2fbf4acd33b6146337918c62f24b27e3f8731acd13ace572a089095a75fc

Download Submit
C:\Users\Admin\AppData\Local\8de6b3af-6e1d-421a-8a72-a9a43c8093f8\build2.exe
Filesize
255KB

MD5
9c3d4324a153c6438f48083bc333a962

SHA1
033e80e2008f4f62d2716ce0473bb0d763d52277

SHA256
5ee57d85a41b825060864ae85981253f28148d15586a5f6274d562dfeae93e98

SHA512
8cce276e59b2fcdb333fecaaa1e3ab9d0b24e25c54a6fc959b6c190441061fab67ea0d35e7077cf910b557b6a60b90c1d2260352b11789bbcd430814fcff51cd

Download Submit
C:\Users\Admin\AppData\Local\8de6b3af-6e1d-421a-8a72-a9a43c8093f8\build2.exe
Filesize
255KB

MD5
9c3d4324a153c6438f48083bc333a962

SHA1
033e80e2008f4f62d2716ce0473bb0d763d52277

SHA256
5ee57d85a41b825060864ae85981253f28148d15586a5f6274d562dfeae93e98

SHA512
8cce276e59b2fcdb333fecaaa1e3ab9d0b24e25c54a6fc959b6c190441061fab67ea0d35e7077cf910b557b6a60b90c1d2260352b11789bbcd430814fcff51cd

Download Submit
C:\Users\Admin\AppData\Local\8de6b3af-6e1d-421a-8a72-a9a43c8093f8\build2.exe
Filesize
255KB

MD5
9c3d4324a153c6438f48083bc333a962

SHA1
033e80e2008f4f62d2716ce0473bb0d763d52277

SHA256
5ee57d85a41b825060864ae85981253f28148d15586a5f6274d562dfeae93e98

SHA512
8cce276e59b2fcdb333fecaaa1e3ab9d0b24e25c54a6fc959b6c190441061fab67ea0d35e7077cf910b557b6a60b90c1d2260352b11789bbcd430814fcff51cd

Download Submit
C:\Users\Admin\AppData\Local\8de6b3af-6e1d-421a-8a72-a9a43c8093f8\build3.exe
Filesize
9KB

MD5
9ead10c08e72ae41921191f8db39bc16

SHA1
abe3bce01cd34afc88e2c838173f8c2bd0090ae1

SHA256
8d7f0e6b6877bdfb9f4531afafd0451f7d17f0ac24e2f2427e9b4ecc5452b9f0

SHA512
aa35dbc59a3589df2763e76a495ce5a9e62196628b4c1d098add38bd7f27c49edf93a66fb8507fb746e37ee32932da2460e440f241abe1a5a279abcc1e5ffe4a

Download Submit
C:\Users\Admin\AppData\Local\8de6b3af-6e1d-421a-8a72-a9a43c8093f8\build3.exe
Filesize
9KB

MD5
9ead10c08e72ae41921191f8db39bc16

SHA1
abe3bce01cd34afc88e2c838173f8c2bd0090ae1

SHA256
8d7f0e6b6877bdfb9f4531afafd0451f7d17f0ac24e2f2427e9b4ecc5452b9f0

SHA512
aa35dbc59a3589df2763e76a495ce5a9e62196628b4c1d098add38bd7f27c49edf93a66fb8507fb746e37ee32932da2460e440f241abe1a5a279abcc1e5ffe4a

Download Submit
C:\Users\Admin\AppData\Local\c17414eb-c578-449e-a988-ca01189e775c\098ee1f5838d23fe2f4488b72b14de7266ad8910e8a8ce93486b4a9dcec6a2cf.exe
Filesize
791KB

MD5
9115d9e52997abbf71ff2cb5688f7a7c

SHA1
0b6b1ad9cb0cc28d2a89a92fb97f78c61e937619

SHA256
098ee1f5838d23fe2f4488b72b14de7266ad8910e8a8ce93486b4a9dcec6a2cf

SHA512
23e7b79e4fcda22bacd8df862434ac5ca448de67b93dba537a4ac1b6a814565e2fa1972cb8f5b6b93fdedb175afeb39917b09bf117e7b83aa9f6c2ca51b1f17d

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/408-167-0x0000000000000000-mapping.dmp

Download
memory/940-192-0x0000000000000000-mapping.dmp

Download
memory/1036-156-0x0000000000000000-mapping.dmp

Download
memory/1036-189-0x0000000000400000-0x000000000045E000-memory.dmp

Filesize
376KB

Download
memory/1036-163-0x0000000000400000-0x000000000045E000-memory.dmp

Filesize
376KB

Download
memory/1036-193-0x0000000000400000-0x000000000045E000-memory.dmp

Filesize
376KB

Download
memory/1036-168-0x0000000061E00000-0x0000000061EF3000-memory.dmp

Filesize
972KB

Download
memory/1036-157-0x0000000000400000-0x000000000045E000-memory.dmp

Filesize
376KB

Download
memory/1036-162-0x0000000000400000-0x000000000045E000-memory.dmp

Filesize
376KB

Download
memory/2068-153-0x0000000000000000-mapping.dmp

Download
memory/2068-161-0x00000000006E0000-0x000000000072A000-memory.dmp

Filesize
296KB

Download
memory/2068-159-0x00000000008ED000-0x0000000000918000-memory.dmp

Filesize
172KB

Download
memory/2212-146-0x0000000000636000-0x00000000006C7000-memory.dmp

Filesize
580KB

Download
memory/2212-141-0x0000000000000000-mapping.dmp

Download
memory/2300-164-0x0000000000000000-mapping.dmp

Download
memory/2312-139-0x0000000000000000-mapping.dmp

Download
memory/3516-137-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/3516-142-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/3516-132-0x0000000000000000-mapping.dmp

Download
memory/3516-138-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/3516-134-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/3516-133-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/3592-136-0x0000000002180000-0x000000000229B000-memory.dmp

Filesize
1.1MB

Download
memory/3592-135-0x00000000020D6000-0x0000000002167000-memory.dmp

Filesize
580KB

Download
memory/4336-147-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/4336-145-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/4336-143-0x0000000000000000-mapping.dmp

Download
memory/4336-188-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/4336-148-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download