djvu | d300ca081c55250dce1dd517a04d9d90329aa829e92c159a6110bdc519c502f8

Analysis

max time kernel
146s
max time network
128s
platform
windows10-2004_x64
resource
win10v2004-20230220-en
resource tags

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
21-02-2023 10:45

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General

Target

d300ca081c55250dce1dd517a04d9d90329aa829e92c159a6110bdc519c502f8.exe
Size

664KB
MD5

c1da85373dedb8932a7c3c67cf5acd7f
SHA1

b3b9a8171c37d0d90b030842bf57c5b52aef86ea
SHA256

d300ca081c55250dce1dd517a04d9d90329aa829e92c159a6110bdc519c502f8
SHA512

a20204f411fe745fb54267abab0b1f345bb8bc05171208583cc81b972e40797c2ddf492376de870f4cf6227ba0fcb08d6ed9f88b0ef3e7c862405a403338dade
SSDEEP

12288:ZWoJWYUBcA2n4gqeT9e80kFxe22VzxUeIS5VDHME3xyb3m:ZWuVacBb9qkRo9Vp3y

Score

10^/10

djvu vidar 19 discovery persistence ransomware spyware stealer

Malware Config

Extracted

Family

djvu

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

Attributes

extension
.ioqa
offline_id
O5Ml6uMfuo0gYusk48e0q49EQlFERyL5eSVQmVt1
payload_url
http://uaery.top/dl/build2.exe
http://jiqaz.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-vdhH9Qcpjj 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: 0650JOsie

rsa_pubkey.plain

Extracted

Family

vidar

Version

2.6

Botnet

Attributes

profile_id
19

Signatures

Detected Djvu ransomware 16 IoCs

Processes:

resource	yara_rule
behavioral1/memory/4744-134-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/4744-135-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/4800-137-0x0000000002510000-0x000000000262B000-memory.dmp	family_djvu
behavioral1/memory/4744-136-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/4744-138-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/4744-149-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/1712-153-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/1712-154-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/1712-155-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/1712-160-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/1712-161-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/1712-165-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/1712-167-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/1712-168-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/1712-203-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/1712-280-0x0000000000400000-0x0000000000537000-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:

d300ca081c55250dce1dd517a04d9d90329aa829e92c159a6110bdc519c502f8.exed300ca081c55250dce1dd517a04d9d90329aa829e92c159a6110bdc519c502f8.exebuild2.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Control Panel\International\Geo\Nation	d300ca081c55250dce1dd517a04d9d90329aa829e92c159a6110bdc519c502f8.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Control Panel\International\Geo\Nation	d300ca081c55250dce1dd517a04d9d90329aa829e92c159a6110bdc519c502f8.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\Control Panel\International\Geo\Nation	build2.exe

Executes dropped EXE 4 IoCs

Processes:

build2.exebuild2.exebuild3.exemstsca.exe

pid process

4160 build2.exe
664 build2.exe
2660 build3.exe
3704 mstsca.exe
Loads dropped DLL 2 IoCs

Processes:

build2.exe

pid process

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

File Permissions Modification
T1222

Processes:

icacls.exe

pid process

1620 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
4160	build2.exe
664	build2.exe
2660	build3.exe
3704	mstsca.exe

pid	process
664	build2.exe
664	build2.exe

pid	process
1620	icacls.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

d300ca081c55250dce1dd517a04d9d90329aa829e92c159a6110bdc519c502f8.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2275444769-3691835758-4097679484-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\SysHelper = "\"C:\\Users\\Admin\\AppData\\Local\\db131bab-e238-4531-b0d2-0494ba9cdbeb\\d300ca081c55250dce1dd517a04d9d90329aa829e92c159a6110bdc519c502f8.exe\" --AutoStart"	d300ca081c55250dce1dd517a04d9d90329aa829e92c159a6110bdc519c502f8.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

3 api.2ip.ua
12 api.2ip.ua
2 api.2ip.ua

flow	ioc
3	api.2ip.ua
12	api.2ip.ua
2	api.2ip.ua

Suspicious use of SetThreadContext 3 IoCs

Processes:

d300ca081c55250dce1dd517a04d9d90329aa829e92c159a6110bdc519c502f8.exed300ca081c55250dce1dd517a04d9d90329aa829e92c159a6110bdc519c502f8.exebuild2.exe

description	pid	process	target process
PID 4800 set thread context of 4744	4800	d300ca081c55250dce1dd517a04d9d90329aa829e92c159a6110bdc519c502f8.exe	d300ca081c55250dce1dd517a04d9d90329aa829e92c159a6110bdc519c502f8.exe
PID 1448 set thread context of 1712	1448	d300ca081c55250dce1dd517a04d9d90329aa829e92c159a6110bdc519c502f8.exe	d300ca081c55250dce1dd517a04d9d90329aa829e92c159a6110bdc519c502f8.exe
PID 4160 set thread context of 664	4160	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

3340 schtasks.exe
3948 schtasks.exe
Delays execution with timeout.exe 1 IoCs
evasion

Processes:

timeout.exe

pid process

2360 timeout.exe

pid	process
3340	schtasks.exe
3948	schtasks.exe

pid	process
2360	timeout.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

d300ca081c55250dce1dd517a04d9d90329aa829e92c159a6110bdc519c502f8.exed300ca081c55250dce1dd517a04d9d90329aa829e92c159a6110bdc519c502f8.exebuild2.exe

pid	process
4744	d300ca081c55250dce1dd517a04d9d90329aa829e92c159a6110bdc519c502f8.exe
4744	d300ca081c55250dce1dd517a04d9d90329aa829e92c159a6110bdc519c502f8.exe
1712	d300ca081c55250dce1dd517a04d9d90329aa829e92c159a6110bdc519c502f8.exe
1712	d300ca081c55250dce1dd517a04d9d90329aa829e92c159a6110bdc519c502f8.exe
664	build2.exe
664	build2.exe

Suspicious use of WriteProcessMemory 53 IoCs

Processes:

d300ca081c55250dce1dd517a04d9d90329aa829e92c159a6110bdc519c502f8.exed300ca081c55250dce1dd517a04d9d90329aa829e92c159a6110bdc519c502f8.exed300ca081c55250dce1dd517a04d9d90329aa829e92c159a6110bdc519c502f8.exed300ca081c55250dce1dd517a04d9d90329aa829e92c159a6110bdc519c502f8.exebuild2.exebuild3.exebuild2.execmd.exemstsca.exe

description	pid	process	target process
PID 4800 wrote to memory of 4744	4800	d300ca081c55250dce1dd517a04d9d90329aa829e92c159a6110bdc519c502f8.exe	d300ca081c55250dce1dd517a04d9d90329aa829e92c159a6110bdc519c502f8.exe
PID 4800 wrote to memory of 4744	4800	d300ca081c55250dce1dd517a04d9d90329aa829e92c159a6110bdc519c502f8.exe	d300ca081c55250dce1dd517a04d9d90329aa829e92c159a6110bdc519c502f8.exe
PID 4800 wrote to memory of 4744	4800	d300ca081c55250dce1dd517a04d9d90329aa829e92c159a6110bdc519c502f8.exe	d300ca081c55250dce1dd517a04d9d90329aa829e92c159a6110bdc519c502f8.exe
PID 4800 wrote to memory of 4744	4800	d300ca081c55250dce1dd517a04d9d90329aa829e92c159a6110bdc519c502f8.exe	d300ca081c55250dce1dd517a04d9d90329aa829e92c159a6110bdc519c502f8.exe
PID 4800 wrote to memory of 4744	4800	d300ca081c55250dce1dd517a04d9d90329aa829e92c159a6110bdc519c502f8.exe	d300ca081c55250dce1dd517a04d9d90329aa829e92c159a6110bdc519c502f8.exe
PID 4800 wrote to memory of 4744	4800	d300ca081c55250dce1dd517a04d9d90329aa829e92c159a6110bdc519c502f8.exe	d300ca081c55250dce1dd517a04d9d90329aa829e92c159a6110bdc519c502f8.exe
PID 4800 wrote to memory of 4744	4800	d300ca081c55250dce1dd517a04d9d90329aa829e92c159a6110bdc519c502f8.exe	d300ca081c55250dce1dd517a04d9d90329aa829e92c159a6110bdc519c502f8.exe
PID 4800 wrote to memory of 4744	4800	d300ca081c55250dce1dd517a04d9d90329aa829e92c159a6110bdc519c502f8.exe	d300ca081c55250dce1dd517a04d9d90329aa829e92c159a6110bdc519c502f8.exe
PID 4800 wrote to memory of 4744	4800	d300ca081c55250dce1dd517a04d9d90329aa829e92c159a6110bdc519c502f8.exe	d300ca081c55250dce1dd517a04d9d90329aa829e92c159a6110bdc519c502f8.exe
PID 4800 wrote to memory of 4744	4800	d300ca081c55250dce1dd517a04d9d90329aa829e92c159a6110bdc519c502f8.exe	d300ca081c55250dce1dd517a04d9d90329aa829e92c159a6110bdc519c502f8.exe
PID 4744 wrote to memory of 1620	4744	d300ca081c55250dce1dd517a04d9d90329aa829e92c159a6110bdc519c502f8.exe	icacls.exe
PID 4744 wrote to memory of 1620	4744	d300ca081c55250dce1dd517a04d9d90329aa829e92c159a6110bdc519c502f8.exe	icacls.exe
PID 4744 wrote to memory of 1620	4744	d300ca081c55250dce1dd517a04d9d90329aa829e92c159a6110bdc519c502f8.exe	icacls.exe
PID 4744 wrote to memory of 1448	4744	d300ca081c55250dce1dd517a04d9d90329aa829e92c159a6110bdc519c502f8.exe	d300ca081c55250dce1dd517a04d9d90329aa829e92c159a6110bdc519c502f8.exe
PID 4744 wrote to memory of 1448	4744	d300ca081c55250dce1dd517a04d9d90329aa829e92c159a6110bdc519c502f8.exe	d300ca081c55250dce1dd517a04d9d90329aa829e92c159a6110bdc519c502f8.exe
PID 4744 wrote to memory of 1448	4744	d300ca081c55250dce1dd517a04d9d90329aa829e92c159a6110bdc519c502f8.exe	d300ca081c55250dce1dd517a04d9d90329aa829e92c159a6110bdc519c502f8.exe
PID 1448 wrote to memory of 1712	1448	d300ca081c55250dce1dd517a04d9d90329aa829e92c159a6110bdc519c502f8.exe	d300ca081c55250dce1dd517a04d9d90329aa829e92c159a6110bdc519c502f8.exe
PID 1448 wrote to memory of 1712	1448	d300ca081c55250dce1dd517a04d9d90329aa829e92c159a6110bdc519c502f8.exe	d300ca081c55250dce1dd517a04d9d90329aa829e92c159a6110bdc519c502f8.exe
PID 1448 wrote to memory of 1712	1448	d300ca081c55250dce1dd517a04d9d90329aa829e92c159a6110bdc519c502f8.exe	d300ca081c55250dce1dd517a04d9d90329aa829e92c159a6110bdc519c502f8.exe
PID 1448 wrote to memory of 1712	1448	d300ca081c55250dce1dd517a04d9d90329aa829e92c159a6110bdc519c502f8.exe	d300ca081c55250dce1dd517a04d9d90329aa829e92c159a6110bdc519c502f8.exe
PID 1448 wrote to memory of 1712	1448	d300ca081c55250dce1dd517a04d9d90329aa829e92c159a6110bdc519c502f8.exe	d300ca081c55250dce1dd517a04d9d90329aa829e92c159a6110bdc519c502f8.exe
PID 1448 wrote to memory of 1712	1448	d300ca081c55250dce1dd517a04d9d90329aa829e92c159a6110bdc519c502f8.exe	d300ca081c55250dce1dd517a04d9d90329aa829e92c159a6110bdc519c502f8.exe
PID 1448 wrote to memory of 1712	1448	d300ca081c55250dce1dd517a04d9d90329aa829e92c159a6110bdc519c502f8.exe	d300ca081c55250dce1dd517a04d9d90329aa829e92c159a6110bdc519c502f8.exe
PID 1448 wrote to memory of 1712	1448	d300ca081c55250dce1dd517a04d9d90329aa829e92c159a6110bdc519c502f8.exe	d300ca081c55250dce1dd517a04d9d90329aa829e92c159a6110bdc519c502f8.exe
PID 1448 wrote to memory of 1712	1448	d300ca081c55250dce1dd517a04d9d90329aa829e92c159a6110bdc519c502f8.exe	d300ca081c55250dce1dd517a04d9d90329aa829e92c159a6110bdc519c502f8.exe
PID 1448 wrote to memory of 1712	1448	d300ca081c55250dce1dd517a04d9d90329aa829e92c159a6110bdc519c502f8.exe	d300ca081c55250dce1dd517a04d9d90329aa829e92c159a6110bdc519c502f8.exe
PID 1712 wrote to memory of 4160	1712	d300ca081c55250dce1dd517a04d9d90329aa829e92c159a6110bdc519c502f8.exe	build2.exe
PID 1712 wrote to memory of 4160	1712	d300ca081c55250dce1dd517a04d9d90329aa829e92c159a6110bdc519c502f8.exe	build2.exe
PID 1712 wrote to memory of 4160	1712	d300ca081c55250dce1dd517a04d9d90329aa829e92c159a6110bdc519c502f8.exe	build2.exe
PID 4160 wrote to memory of 664	4160	build2.exe	build2.exe
PID 4160 wrote to memory of 664	4160	build2.exe	build2.exe
PID 4160 wrote to memory of 664	4160	build2.exe	build2.exe
PID 4160 wrote to memory of 664	4160	build2.exe	build2.exe
PID 4160 wrote to memory of 664	4160	build2.exe	build2.exe
PID 4160 wrote to memory of 664	4160	build2.exe	build2.exe
PID 4160 wrote to memory of 664	4160	build2.exe	build2.exe
PID 4160 wrote to memory of 664	4160	build2.exe	build2.exe
PID 4160 wrote to memory of 664	4160	build2.exe	build2.exe
PID 1712 wrote to memory of 2660	1712	d300ca081c55250dce1dd517a04d9d90329aa829e92c159a6110bdc519c502f8.exe	build3.exe
PID 1712 wrote to memory of 2660	1712	d300ca081c55250dce1dd517a04d9d90329aa829e92c159a6110bdc519c502f8.exe	build3.exe
PID 1712 wrote to memory of 2660	1712	d300ca081c55250dce1dd517a04d9d90329aa829e92c159a6110bdc519c502f8.exe	build3.exe
PID 2660 wrote to memory of 3340	2660	build3.exe	schtasks.exe
PID 2660 wrote to memory of 3340	2660	build3.exe	schtasks.exe
PID 2660 wrote to memory of 3340	2660	build3.exe	schtasks.exe
PID 664 wrote to memory of 728	664	build2.exe	cmd.exe
PID 664 wrote to memory of 728	664	build2.exe	cmd.exe
PID 664 wrote to memory of 728	664	build2.exe	cmd.exe
PID 728 wrote to memory of 2360	728	cmd.exe	timeout.exe
PID 728 wrote to memory of 2360	728	cmd.exe	timeout.exe
PID 728 wrote to memory of 2360	728	cmd.exe	timeout.exe
PID 3704 wrote to memory of 3948	3704	mstsca.exe	schtasks.exe
PID 3704 wrote to memory of 3948	3704	mstsca.exe	schtasks.exe
PID 3704 wrote to memory of 3948	3704	mstsca.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\d300ca081c55250dce1dd517a04d9d90329aa829e92c159a6110bdc519c502f8.exe
"C:\Users\Admin\AppData\Local\Temp\d300ca081c55250dce1dd517a04d9d90329aa829e92c159a6110bdc519c502f8.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4800

C:\Users\Admin\AppData\Local\Temp\d300ca081c55250dce1dd517a04d9d90329aa829e92c159a6110bdc519c502f8.exe
"C:\Users\Admin\AppData\Local\Temp\d300ca081c55250dce1dd517a04d9d90329aa829e92c159a6110bdc519c502f8.exe"
2⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4744

C:\Windows\SysWOW64\icacls.exe
icacls "C:\Users\Admin\AppData\Local\db131bab-e238-4531-b0d2-0494ba9cdbeb" /deny *S-1-1-0:(OI)(CI)(DE,DC)
3⤵
- Modifies file permissions
PID:1620

C:\Users\Admin\AppData\Local\Temp\d300ca081c55250dce1dd517a04d9d90329aa829e92c159a6110bdc519c502f8.exe
"C:\Users\Admin\AppData\Local\Temp\d300ca081c55250dce1dd517a04d9d90329aa829e92c159a6110bdc519c502f8.exe" --Admin IsNotAutoStart IsNotTask
3⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1448

C:\Users\Admin\AppData\Local\Temp\d300ca081c55250dce1dd517a04d9d90329aa829e92c159a6110bdc519c502f8.exe
"C:\Users\Admin\AppData\Local\Temp\d300ca081c55250dce1dd517a04d9d90329aa829e92c159a6110bdc519c502f8.exe" --Admin IsNotAutoStart IsNotTask
4⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1712

C:\Users\Admin\AppData\Local\b1fc4322-f97b-419c-8fce-7b4c66f06d3f\build2.exe
"C:\Users\Admin\AppData\Local\b1fc4322-f97b-419c-8fce-7b4c66f06d3f\build2.exe"
5⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4160

C:\Users\Admin\AppData\Local\b1fc4322-f97b-419c-8fce-7b4c66f06d3f\build2.exe
"C:\Users\Admin\AppData\Local\b1fc4322-f97b-419c-8fce-7b4c66f06d3f\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:664

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c timeout /t 6 & del /f /q "C:\Users\Admin\AppData\Local\b1fc4322-f97b-419c-8fce-7b4c66f06d3f\build2.exe" & exit
7⤵
- Suspicious use of WriteProcessMemory
PID:728

C:\Windows\SysWOW64\timeout.exe
timeout /t 6
8⤵
- Delays execution with timeout.exe
PID:2360

C:\Users\Admin\AppData\Local\b1fc4322-f97b-419c-8fce-7b4c66f06d3f\build3.exe
"C:\Users\Admin\AppData\Local\b1fc4322-f97b-419c-8fce-7b4c66f06d3f\build3.exe"
5⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2660

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:3340

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:3704

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:3948

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
9537870d15b0280e05e86e521aff4d50

SHA1
bbeb1b7a94d925fda0cb639e884bebaefd600dcc

SHA256
0d4d5955a7f5b3967f218a4be0ceddceafac2409f7fecc2f4e1af583f4a40dba

SHA512
1ea975472134e6b5c2a727a026d555f6f912c79d8a78119413a412eacfc7e35071c22bbcd4007fa501d5e553f9b1ed9f7f88c523a98af5a59905e9bb3d5c4e03

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

MD5
c4a25dfef00224e399cdff2b249b3ed9

SHA1
6d2f5e34668868607fa75fd506da5fdc33d75b32

SHA256
59e08914fdecf341021137601b765d45dbe07710a24ab1fce168ab2b113136e8

SHA512
d6c8698a0799456c1aec51e5625cd3e6400f64b93e82c2c92cb3fdfbcba91361854aa759272c3ac3353cfbbb5bb0155d8aa895079d69afea28b775228e123c26

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

MD5
ccfb2a8def9d842e84b312c18761544b

SHA1
74f8e8546e7a0178ede735e08c4dd6fc3ecb2c7a

SHA256
ecbea1886862b3d6498d074a9d98671315845443520db218b41f472ba0fe0a32

SHA512
1fd90d78e6954ccde165e1584e4ecaa747986efa124357ee8abca834cb40abfaf407569b4e210fe9aa3d6907e834a816fa6d2b17c4db991331c4d621b9dd86e0

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

MD5
e61c12a971ec9b46aae63d411f3cef52

SHA1
54786a56aa2cb516634eacc8a7d6d2409988998a

SHA256
7de82c9f2f7c7d48f976682274fd7cd8a2c254356cab384329a14baac51d3a1b

SHA512
246059e59a467e42676e06c19bdba29e525dafe542e9c49d1b9db825ee80a761e5550eda89a90d2f15ec8b32245a87aeea4e1aa88b60b75eb03d9392f0b51e24

Download Submit
C:\Users\Admin\AppData\Local\b1fc4322-f97b-419c-8fce-7b4c66f06d3f\build2.exe
Filesize
322KB

MD5
a32ee68cab7021ae6aa6e16e8b70a9b3

SHA1
22e86ec447a074098e19e3f686c373dc53aaf9f3

SHA256
76d3b8781abaea750616e4993cdc85696fb12b5d0afb7ef66853f604d141758f

SHA512
a163adf92417463344a491cce7928e3c2a2cee27684f6b5bdd7a17a532fade88fab167e98d425dd8cba49cfcd2e3f1709f986829b9b7a7e4131887882a612ae1

Download Submit
C:\Users\Admin\AppData\Local\b1fc4322-f97b-419c-8fce-7b4c66f06d3f\build2.exe
Filesize
322KB

MD5
a32ee68cab7021ae6aa6e16e8b70a9b3

SHA1
22e86ec447a074098e19e3f686c373dc53aaf9f3

SHA256
76d3b8781abaea750616e4993cdc85696fb12b5d0afb7ef66853f604d141758f

SHA512
a163adf92417463344a491cce7928e3c2a2cee27684f6b5bdd7a17a532fade88fab167e98d425dd8cba49cfcd2e3f1709f986829b9b7a7e4131887882a612ae1

Download Submit
C:\Users\Admin\AppData\Local\b1fc4322-f97b-419c-8fce-7b4c66f06d3f\build2.exe
Filesize
322KB

MD5
a32ee68cab7021ae6aa6e16e8b70a9b3

SHA1
22e86ec447a074098e19e3f686c373dc53aaf9f3

SHA256
76d3b8781abaea750616e4993cdc85696fb12b5d0afb7ef66853f604d141758f

SHA512
a163adf92417463344a491cce7928e3c2a2cee27684f6b5bdd7a17a532fade88fab167e98d425dd8cba49cfcd2e3f1709f986829b9b7a7e4131887882a612ae1

Download Submit
C:\Users\Admin\AppData\Local\b1fc4322-f97b-419c-8fce-7b4c66f06d3f\build2.exe
Filesize
322KB

MD5
a32ee68cab7021ae6aa6e16e8b70a9b3

SHA1
22e86ec447a074098e19e3f686c373dc53aaf9f3

SHA256
76d3b8781abaea750616e4993cdc85696fb12b5d0afb7ef66853f604d141758f

SHA512
a163adf92417463344a491cce7928e3c2a2cee27684f6b5bdd7a17a532fade88fab167e98d425dd8cba49cfcd2e3f1709f986829b9b7a7e4131887882a612ae1

Download Submit
C:\Users\Admin\AppData\Local\b1fc4322-f97b-419c-8fce-7b4c66f06d3f\build3.exe
Filesize
9KB

MD5
9ead10c08e72ae41921191f8db39bc16

SHA1
abe3bce01cd34afc88e2c838173f8c2bd0090ae1

SHA256
8d7f0e6b6877bdfb9f4531afafd0451f7d17f0ac24e2f2427e9b4ecc5452b9f0

SHA512
aa35dbc59a3589df2763e76a495ce5a9e62196628b4c1d098add38bd7f27c49edf93a66fb8507fb746e37ee32932da2460e440f241abe1a5a279abcc1e5ffe4a

Download Submit
C:\Users\Admin\AppData\Local\b1fc4322-f97b-419c-8fce-7b4c66f06d3f\build3.exe
Filesize
9KB

MD5
9ead10c08e72ae41921191f8db39bc16

SHA1
abe3bce01cd34afc88e2c838173f8c2bd0090ae1

SHA256
8d7f0e6b6877bdfb9f4531afafd0451f7d17f0ac24e2f2427e9b4ecc5452b9f0

SHA512
aa35dbc59a3589df2763e76a495ce5a9e62196628b4c1d098add38bd7f27c49edf93a66fb8507fb746e37ee32932da2460e440f241abe1a5a279abcc1e5ffe4a

Download Submit
C:\Users\Admin\AppData\Local\b1fc4322-f97b-419c-8fce-7b4c66f06d3f\build3.exe
Filesize
9KB

MD5
9ead10c08e72ae41921191f8db39bc16

SHA1
abe3bce01cd34afc88e2c838173f8c2bd0090ae1

SHA256
8d7f0e6b6877bdfb9f4531afafd0451f7d17f0ac24e2f2427e9b4ecc5452b9f0

SHA512
aa35dbc59a3589df2763e76a495ce5a9e62196628b4c1d098add38bd7f27c49edf93a66fb8507fb746e37ee32932da2460e440f241abe1a5a279abcc1e5ffe4a

Download Submit
C:\Users\Admin\AppData\Local\db131bab-e238-4531-b0d2-0494ba9cdbeb\d300ca081c55250dce1dd517a04d9d90329aa829e92c159a6110bdc519c502f8.exe
Filesize
664KB

MD5
c1da85373dedb8932a7c3c67cf5acd7f

SHA1
b3b9a8171c37d0d90b030842bf57c5b52aef86ea

SHA256
d300ca081c55250dce1dd517a04d9d90329aa829e92c159a6110bdc519c502f8

SHA512
a20204f411fe745fb54267abab0b1f345bb8bc05171208583cc81b972e40797c2ddf492376de870f4cf6227ba0fcb08d6ed9f88b0ef3e7c862405a403338dade

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/664-276-0x0000000000400000-0x0000000000470000-memory.dmp

Filesize
448KB

Download
memory/664-207-0x0000000061E00000-0x0000000061EF3000-memory.dmp

Filesize
972KB

Download
memory/664-277-0x0000000000400000-0x0000000000470000-memory.dmp

Filesize
448KB

Download
memory/664-182-0x0000000000400000-0x0000000000470000-memory.dmp

Filesize
448KB

Download
memory/664-278-0x0000000000400000-0x0000000000470000-memory.dmp

Filesize
448KB

Download
memory/664-185-0x0000000000400000-0x0000000000470000-memory.dmp

Filesize
448KB

Download
memory/664-184-0x0000000000400000-0x0000000000470000-memory.dmp

Filesize
448KB

Download
memory/664-180-0x0000000000400000-0x0000000000470000-memory.dmp

Filesize
448KB

Download
memory/1712-165-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/1712-160-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/1712-155-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/1712-153-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/1712-168-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/1712-203-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/1712-167-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/1712-154-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/1712-161-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/1712-280-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/4160-183-0x0000000002180000-0x00000000021DC000-memory.dmp

Filesize
368KB

Download
memory/4744-149-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/4744-138-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/4744-135-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/4744-136-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/4744-134-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/4800-137-0x0000000002510000-0x000000000262B000-memory.dmp

Filesize
1.1MB

Download