djvu | a47bd573a3a7e1e57b1d0679a5dcb73e1514a8c01fc97f2cb9211b6f504d310f

Analysis

max time kernel
145s
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
22-02-2023 05:35

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General

Target

a47bd573a3a7e1e57b1d0679a5dcb73e1514a8c01fc97f2cb9211b6f504d310f.exe
Size

712KB
MD5

21b2fa42134d031de96e30172badfe1f
SHA1

1b43a994e943bd0dcb4c37b824908c6d49815450
SHA256

a47bd573a3a7e1e57b1d0679a5dcb73e1514a8c01fc97f2cb9211b6f504d310f
SHA512

c1b8451efb3f0bbf80c61f75dd38b460d28c34f637b70819a3601befefff833efff7779acec19cd6247677a2652cf8d38043cd77d427b67cf9f1f28d3b252785
SSDEEP

12288:xQ+uesEFMnbk2SSUWDUdHXHtXDyTIkiPSGuvGmATJJuYVIwEBqHfdw2MP26Uqmv:+2anbkFWD0XLkiqGuvGmWfltdNRPv

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
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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/544-134-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/544-135-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/4320-136-0x0000000002470000-0x000000000258B000-memory.dmp	family_djvu
behavioral1/memory/544-137-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/544-138-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/544-151-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/1340-155-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/1340-156-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/1340-157-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/1340-164-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/1340-165-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/1340-169-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/1340-171-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/1340-172-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/1340-207-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/1340-284-0x0000000000400000-0x0000000000537000-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:

a47bd573a3a7e1e57b1d0679a5dcb73e1514a8c01fc97f2cb9211b6f504d310f.exea47bd573a3a7e1e57b1d0679a5dcb73e1514a8c01fc97f2cb9211b6f504d310f.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Control Panel\International\Geo\Nation	a47bd573a3a7e1e57b1d0679a5dcb73e1514a8c01fc97f2cb9211b6f504d310f.exe
Key value queried	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\Control Panel\International\Geo\Nation	a47bd573a3a7e1e57b1d0679a5dcb73e1514a8c01fc97f2cb9211b6f504d310f.exe

Executes dropped EXE 4 IoCs

Processes:

build2.exebuild2.exebuild3.exemstsca.exe

pid process

5072 build2.exe
228 build2.exe
848 build3.exe
3296 mstsca.exe
Loads dropped DLL 2 IoCs

Processes:

build2.exe

pid process

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

File Permissions Modification
T1222

Processes:

icacls.exe

pid process

4620 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
5072	build2.exe
228	build2.exe
848	build3.exe
3296	mstsca.exe

pid	process
228	build2.exe
228	build2.exe

pid	process
4620	icacls.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

a47bd573a3a7e1e57b1d0679a5dcb73e1514a8c01fc97f2cb9211b6f504d310f.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-144354903-2550862337-1367551827-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\SysHelper = "\"C:\\Users\\Admin\\AppData\\Local\\918b329f-6f5b-4238-8a54-15a223a9b545\\a47bd573a3a7e1e57b1d0679a5dcb73e1514a8c01fc97f2cb9211b6f504d310f.exe\" --AutoStart"	a47bd573a3a7e1e57b1d0679a5dcb73e1514a8c01fc97f2cb9211b6f504d310f.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
4 api.2ip.ua
12 api.2ip.ua

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

Suspicious use of SetThreadContext 3 IoCs

Processes:

a47bd573a3a7e1e57b1d0679a5dcb73e1514a8c01fc97f2cb9211b6f504d310f.exea47bd573a3a7e1e57b1d0679a5dcb73e1514a8c01fc97f2cb9211b6f504d310f.exebuild2.exe

description	pid	process	target process
PID 4320 set thread context of 544	4320	a47bd573a3a7e1e57b1d0679a5dcb73e1514a8c01fc97f2cb9211b6f504d310f.exe	a47bd573a3a7e1e57b1d0679a5dcb73e1514a8c01fc97f2cb9211b6f504d310f.exe
PID 1432 set thread context of 1340	1432	a47bd573a3a7e1e57b1d0679a5dcb73e1514a8c01fc97f2cb9211b6f504d310f.exe	a47bd573a3a7e1e57b1d0679a5dcb73e1514a8c01fc97f2cb9211b6f504d310f.exe
PID 5072 set thread context of 228	5072	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

4964 228 WerFault.exe build2.exe

pid	pid_target	process	target process
4964	228	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

732 schtasks.exe
4516 schtasks.exe

pid	process
732	schtasks.exe
4516	schtasks.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

a47bd573a3a7e1e57b1d0679a5dcb73e1514a8c01fc97f2cb9211b6f504d310f.exea47bd573a3a7e1e57b1d0679a5dcb73e1514a8c01fc97f2cb9211b6f504d310f.exebuild2.exe

pid	process
544	a47bd573a3a7e1e57b1d0679a5dcb73e1514a8c01fc97f2cb9211b6f504d310f.exe
544	a47bd573a3a7e1e57b1d0679a5dcb73e1514a8c01fc97f2cb9211b6f504d310f.exe
1340	a47bd573a3a7e1e57b1d0679a5dcb73e1514a8c01fc97f2cb9211b6f504d310f.exe
1340	a47bd573a3a7e1e57b1d0679a5dcb73e1514a8c01fc97f2cb9211b6f504d310f.exe
228	build2.exe
228	build2.exe

Suspicious use of WriteProcessMemory 47 IoCs

Processes:

a47bd573a3a7e1e57b1d0679a5dcb73e1514a8c01fc97f2cb9211b6f504d310f.exea47bd573a3a7e1e57b1d0679a5dcb73e1514a8c01fc97f2cb9211b6f504d310f.exea47bd573a3a7e1e57b1d0679a5dcb73e1514a8c01fc97f2cb9211b6f504d310f.exea47bd573a3a7e1e57b1d0679a5dcb73e1514a8c01fc97f2cb9211b6f504d310f.exebuild2.exebuild3.exemstsca.exe

description	pid	process	target process
PID 4320 wrote to memory of 544	4320	a47bd573a3a7e1e57b1d0679a5dcb73e1514a8c01fc97f2cb9211b6f504d310f.exe	a47bd573a3a7e1e57b1d0679a5dcb73e1514a8c01fc97f2cb9211b6f504d310f.exe
PID 4320 wrote to memory of 544	4320	a47bd573a3a7e1e57b1d0679a5dcb73e1514a8c01fc97f2cb9211b6f504d310f.exe	a47bd573a3a7e1e57b1d0679a5dcb73e1514a8c01fc97f2cb9211b6f504d310f.exe
PID 4320 wrote to memory of 544	4320	a47bd573a3a7e1e57b1d0679a5dcb73e1514a8c01fc97f2cb9211b6f504d310f.exe	a47bd573a3a7e1e57b1d0679a5dcb73e1514a8c01fc97f2cb9211b6f504d310f.exe
PID 4320 wrote to memory of 544	4320	a47bd573a3a7e1e57b1d0679a5dcb73e1514a8c01fc97f2cb9211b6f504d310f.exe	a47bd573a3a7e1e57b1d0679a5dcb73e1514a8c01fc97f2cb9211b6f504d310f.exe
PID 4320 wrote to memory of 544	4320	a47bd573a3a7e1e57b1d0679a5dcb73e1514a8c01fc97f2cb9211b6f504d310f.exe	a47bd573a3a7e1e57b1d0679a5dcb73e1514a8c01fc97f2cb9211b6f504d310f.exe
PID 4320 wrote to memory of 544	4320	a47bd573a3a7e1e57b1d0679a5dcb73e1514a8c01fc97f2cb9211b6f504d310f.exe	a47bd573a3a7e1e57b1d0679a5dcb73e1514a8c01fc97f2cb9211b6f504d310f.exe
PID 4320 wrote to memory of 544	4320	a47bd573a3a7e1e57b1d0679a5dcb73e1514a8c01fc97f2cb9211b6f504d310f.exe	a47bd573a3a7e1e57b1d0679a5dcb73e1514a8c01fc97f2cb9211b6f504d310f.exe
PID 4320 wrote to memory of 544	4320	a47bd573a3a7e1e57b1d0679a5dcb73e1514a8c01fc97f2cb9211b6f504d310f.exe	a47bd573a3a7e1e57b1d0679a5dcb73e1514a8c01fc97f2cb9211b6f504d310f.exe
PID 4320 wrote to memory of 544	4320	a47bd573a3a7e1e57b1d0679a5dcb73e1514a8c01fc97f2cb9211b6f504d310f.exe	a47bd573a3a7e1e57b1d0679a5dcb73e1514a8c01fc97f2cb9211b6f504d310f.exe
PID 4320 wrote to memory of 544	4320	a47bd573a3a7e1e57b1d0679a5dcb73e1514a8c01fc97f2cb9211b6f504d310f.exe	a47bd573a3a7e1e57b1d0679a5dcb73e1514a8c01fc97f2cb9211b6f504d310f.exe
PID 544 wrote to memory of 4620	544	a47bd573a3a7e1e57b1d0679a5dcb73e1514a8c01fc97f2cb9211b6f504d310f.exe	icacls.exe
PID 544 wrote to memory of 4620	544	a47bd573a3a7e1e57b1d0679a5dcb73e1514a8c01fc97f2cb9211b6f504d310f.exe	icacls.exe
PID 544 wrote to memory of 4620	544	a47bd573a3a7e1e57b1d0679a5dcb73e1514a8c01fc97f2cb9211b6f504d310f.exe	icacls.exe
PID 544 wrote to memory of 1432	544	a47bd573a3a7e1e57b1d0679a5dcb73e1514a8c01fc97f2cb9211b6f504d310f.exe	a47bd573a3a7e1e57b1d0679a5dcb73e1514a8c01fc97f2cb9211b6f504d310f.exe
PID 544 wrote to memory of 1432	544	a47bd573a3a7e1e57b1d0679a5dcb73e1514a8c01fc97f2cb9211b6f504d310f.exe	a47bd573a3a7e1e57b1d0679a5dcb73e1514a8c01fc97f2cb9211b6f504d310f.exe
PID 544 wrote to memory of 1432	544	a47bd573a3a7e1e57b1d0679a5dcb73e1514a8c01fc97f2cb9211b6f504d310f.exe	a47bd573a3a7e1e57b1d0679a5dcb73e1514a8c01fc97f2cb9211b6f504d310f.exe
PID 1432 wrote to memory of 1340	1432	a47bd573a3a7e1e57b1d0679a5dcb73e1514a8c01fc97f2cb9211b6f504d310f.exe	a47bd573a3a7e1e57b1d0679a5dcb73e1514a8c01fc97f2cb9211b6f504d310f.exe
PID 1432 wrote to memory of 1340	1432	a47bd573a3a7e1e57b1d0679a5dcb73e1514a8c01fc97f2cb9211b6f504d310f.exe	a47bd573a3a7e1e57b1d0679a5dcb73e1514a8c01fc97f2cb9211b6f504d310f.exe
PID 1432 wrote to memory of 1340	1432	a47bd573a3a7e1e57b1d0679a5dcb73e1514a8c01fc97f2cb9211b6f504d310f.exe	a47bd573a3a7e1e57b1d0679a5dcb73e1514a8c01fc97f2cb9211b6f504d310f.exe
PID 1432 wrote to memory of 1340	1432	a47bd573a3a7e1e57b1d0679a5dcb73e1514a8c01fc97f2cb9211b6f504d310f.exe	a47bd573a3a7e1e57b1d0679a5dcb73e1514a8c01fc97f2cb9211b6f504d310f.exe
PID 1432 wrote to memory of 1340	1432	a47bd573a3a7e1e57b1d0679a5dcb73e1514a8c01fc97f2cb9211b6f504d310f.exe	a47bd573a3a7e1e57b1d0679a5dcb73e1514a8c01fc97f2cb9211b6f504d310f.exe
PID 1432 wrote to memory of 1340	1432	a47bd573a3a7e1e57b1d0679a5dcb73e1514a8c01fc97f2cb9211b6f504d310f.exe	a47bd573a3a7e1e57b1d0679a5dcb73e1514a8c01fc97f2cb9211b6f504d310f.exe
PID 1432 wrote to memory of 1340	1432	a47bd573a3a7e1e57b1d0679a5dcb73e1514a8c01fc97f2cb9211b6f504d310f.exe	a47bd573a3a7e1e57b1d0679a5dcb73e1514a8c01fc97f2cb9211b6f504d310f.exe
PID 1432 wrote to memory of 1340	1432	a47bd573a3a7e1e57b1d0679a5dcb73e1514a8c01fc97f2cb9211b6f504d310f.exe	a47bd573a3a7e1e57b1d0679a5dcb73e1514a8c01fc97f2cb9211b6f504d310f.exe
PID 1432 wrote to memory of 1340	1432	a47bd573a3a7e1e57b1d0679a5dcb73e1514a8c01fc97f2cb9211b6f504d310f.exe	a47bd573a3a7e1e57b1d0679a5dcb73e1514a8c01fc97f2cb9211b6f504d310f.exe
PID 1432 wrote to memory of 1340	1432	a47bd573a3a7e1e57b1d0679a5dcb73e1514a8c01fc97f2cb9211b6f504d310f.exe	a47bd573a3a7e1e57b1d0679a5dcb73e1514a8c01fc97f2cb9211b6f504d310f.exe
PID 1340 wrote to memory of 5072	1340	a47bd573a3a7e1e57b1d0679a5dcb73e1514a8c01fc97f2cb9211b6f504d310f.exe	build2.exe
PID 1340 wrote to memory of 5072	1340	a47bd573a3a7e1e57b1d0679a5dcb73e1514a8c01fc97f2cb9211b6f504d310f.exe	build2.exe
PID 1340 wrote to memory of 5072	1340	a47bd573a3a7e1e57b1d0679a5dcb73e1514a8c01fc97f2cb9211b6f504d310f.exe	build2.exe
PID 5072 wrote to memory of 228	5072	build2.exe	build2.exe
PID 5072 wrote to memory of 228	5072	build2.exe	build2.exe
PID 5072 wrote to memory of 228	5072	build2.exe	build2.exe
PID 5072 wrote to memory of 228	5072	build2.exe	build2.exe
PID 5072 wrote to memory of 228	5072	build2.exe	build2.exe
PID 5072 wrote to memory of 228	5072	build2.exe	build2.exe
PID 5072 wrote to memory of 228	5072	build2.exe	build2.exe
PID 5072 wrote to memory of 228	5072	build2.exe	build2.exe
PID 5072 wrote to memory of 228	5072	build2.exe	build2.exe
PID 1340 wrote to memory of 848	1340	a47bd573a3a7e1e57b1d0679a5dcb73e1514a8c01fc97f2cb9211b6f504d310f.exe	build3.exe
PID 1340 wrote to memory of 848	1340	a47bd573a3a7e1e57b1d0679a5dcb73e1514a8c01fc97f2cb9211b6f504d310f.exe	build3.exe
PID 1340 wrote to memory of 848	1340	a47bd573a3a7e1e57b1d0679a5dcb73e1514a8c01fc97f2cb9211b6f504d310f.exe	build3.exe
PID 848 wrote to memory of 732	848	build3.exe	schtasks.exe
PID 848 wrote to memory of 732	848	build3.exe	schtasks.exe
PID 848 wrote to memory of 732	848	build3.exe	schtasks.exe
PID 3296 wrote to memory of 4516	3296	mstsca.exe	schtasks.exe
PID 3296 wrote to memory of 4516	3296	mstsca.exe	schtasks.exe
PID 3296 wrote to memory of 4516	3296	mstsca.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\a47bd573a3a7e1e57b1d0679a5dcb73e1514a8c01fc97f2cb9211b6f504d310f.exe
"C:\Users\Admin\AppData\Local\Temp\a47bd573a3a7e1e57b1d0679a5dcb73e1514a8c01fc97f2cb9211b6f504d310f.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4320

C:\Users\Admin\AppData\Local\Temp\a47bd573a3a7e1e57b1d0679a5dcb73e1514a8c01fc97f2cb9211b6f504d310f.exe
"C:\Users\Admin\AppData\Local\Temp\a47bd573a3a7e1e57b1d0679a5dcb73e1514a8c01fc97f2cb9211b6f504d310f.exe"
2⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:544

C:\Windows\SysWOW64\icacls.exe
icacls "C:\Users\Admin\AppData\Local\918b329f-6f5b-4238-8a54-15a223a9b545" /deny *S-1-1-0:(OI)(CI)(DE,DC)
3⤵
- Modifies file permissions
PID:4620

C:\Users\Admin\AppData\Local\Temp\a47bd573a3a7e1e57b1d0679a5dcb73e1514a8c01fc97f2cb9211b6f504d310f.exe
"C:\Users\Admin\AppData\Local\Temp\a47bd573a3a7e1e57b1d0679a5dcb73e1514a8c01fc97f2cb9211b6f504d310f.exe" --Admin IsNotAutoStart IsNotTask
3⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1432

C:\Users\Admin\AppData\Local\Temp\a47bd573a3a7e1e57b1d0679a5dcb73e1514a8c01fc97f2cb9211b6f504d310f.exe
"C:\Users\Admin\AppData\Local\Temp\a47bd573a3a7e1e57b1d0679a5dcb73e1514a8c01fc97f2cb9211b6f504d310f.exe" --Admin IsNotAutoStart IsNotTask
4⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1340

C:\Users\Admin\AppData\Local\bedbbceb-a6ce-485e-b5fc-d1fda55c8873\build2.exe
"C:\Users\Admin\AppData\Local\bedbbceb-a6ce-485e-b5fc-d1fda55c8873\build2.exe"
5⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:5072

C:\Users\Admin\AppData\Local\bedbbceb-a6ce-485e-b5fc-d1fda55c8873\build2.exe
"C:\Users\Admin\AppData\Local\bedbbceb-a6ce-485e-b5fc-d1fda55c8873\build2.exe"
6⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
PID:228

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 228 -s 1552
7⤵
- Program crash
PID:4964

C:\Users\Admin\AppData\Local\bedbbceb-a6ce-485e-b5fc-d1fda55c8873\build3.exe
"C:\Users\Admin\AppData\Local\bedbbceb-a6ce-485e-b5fc-d1fda55c8873\build3.exe"
5⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:848

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:732

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 468 -p 228 -ip 228
1⤵
PID:5116

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:3296

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:4516

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
1692b967b2bb4eb1baade264deeb741c

SHA1
c1033e49652c3ddbcf0e43587da891b657bd62c8

SHA256
afd1d45e4e174a81fe34a7a73aefa1c9e7c6716631dfbd9f6c5ae83e0fc1208b

SHA512
e586a37c21988a7d2531f46ce7ef5824abf293f7dc0a00b47e297401458fc178571c2618114912678ac5969c905c387e8348dd3b4f00e724b9e68f9f25347edf

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

MD5
888322728c1ebd19c207b8d28771ef4b

SHA1
1e1b528190f5f3fc8d4569a5d0a41597b64b4df1

SHA256
91608164dab3171561177b63ffd63eab114178dc33bc286713bdae28991a7de8

SHA512
564f9dbd2e73863d28139a8d0d30c3a6dc3b578ba687f954abe05a9d94607cbc1b0d1bc3fee1058043621ccd50dd0d76752a449096a8a9095a44c9d2ec5a92fe

Download Submit
C:\Users\Admin\AppData\Local\918b329f-6f5b-4238-8a54-15a223a9b545\a47bd573a3a7e1e57b1d0679a5dcb73e1514a8c01fc97f2cb9211b6f504d310f.exe
Filesize
712KB

MD5
21b2fa42134d031de96e30172badfe1f

SHA1
1b43a994e943bd0dcb4c37b824908c6d49815450

SHA256
a47bd573a3a7e1e57b1d0679a5dcb73e1514a8c01fc97f2cb9211b6f504d310f

SHA512
c1b8451efb3f0bbf80c61f75dd38b460d28c34f637b70819a3601befefff833efff7779acec19cd6247677a2652cf8d38043cd77d427b67cf9f1f28d3b252785

Download Submit
C:\Users\Admin\AppData\Local\bedbbceb-a6ce-485e-b5fc-d1fda55c8873\build2.exe
Filesize
322KB

MD5
a32ee68cab7021ae6aa6e16e8b70a9b3

SHA1
22e86ec447a074098e19e3f686c373dc53aaf9f3

SHA256
76d3b8781abaea750616e4993cdc85696fb12b5d0afb7ef66853f604d141758f

SHA512
a163adf92417463344a491cce7928e3c2a2cee27684f6b5bdd7a17a532fade88fab167e98d425dd8cba49cfcd2e3f1709f986829b9b7a7e4131887882a612ae1

Download Submit
C:\Users\Admin\AppData\Local\bedbbceb-a6ce-485e-b5fc-d1fda55c8873\build2.exe
Filesize
322KB

MD5
a32ee68cab7021ae6aa6e16e8b70a9b3

SHA1
22e86ec447a074098e19e3f686c373dc53aaf9f3

SHA256
76d3b8781abaea750616e4993cdc85696fb12b5d0afb7ef66853f604d141758f

SHA512
a163adf92417463344a491cce7928e3c2a2cee27684f6b5bdd7a17a532fade88fab167e98d425dd8cba49cfcd2e3f1709f986829b9b7a7e4131887882a612ae1

Download Submit
C:\Users\Admin\AppData\Local\bedbbceb-a6ce-485e-b5fc-d1fda55c8873\build2.exe
Filesize
322KB

MD5
a32ee68cab7021ae6aa6e16e8b70a9b3

SHA1
22e86ec447a074098e19e3f686c373dc53aaf9f3

SHA256
76d3b8781abaea750616e4993cdc85696fb12b5d0afb7ef66853f604d141758f

SHA512
a163adf92417463344a491cce7928e3c2a2cee27684f6b5bdd7a17a532fade88fab167e98d425dd8cba49cfcd2e3f1709f986829b9b7a7e4131887882a612ae1

Download Submit
C:\Users\Admin\AppData\Local\bedbbceb-a6ce-485e-b5fc-d1fda55c8873\build2.exe
Filesize
322KB

MD5
a32ee68cab7021ae6aa6e16e8b70a9b3

SHA1
22e86ec447a074098e19e3f686c373dc53aaf9f3

SHA256
76d3b8781abaea750616e4993cdc85696fb12b5d0afb7ef66853f604d141758f

SHA512
a163adf92417463344a491cce7928e3c2a2cee27684f6b5bdd7a17a532fade88fab167e98d425dd8cba49cfcd2e3f1709f986829b9b7a7e4131887882a612ae1

Download Submit
C:\Users\Admin\AppData\Local\bedbbceb-a6ce-485e-b5fc-d1fda55c8873\build3.exe
Filesize
9KB

MD5
9ead10c08e72ae41921191f8db39bc16

SHA1
abe3bce01cd34afc88e2c838173f8c2bd0090ae1

SHA256
8d7f0e6b6877bdfb9f4531afafd0451f7d17f0ac24e2f2427e9b4ecc5452b9f0

SHA512
aa35dbc59a3589df2763e76a495ce5a9e62196628b4c1d098add38bd7f27c49edf93a66fb8507fb746e37ee32932da2460e440f241abe1a5a279abcc1e5ffe4a

Download Submit
C:\Users\Admin\AppData\Local\bedbbceb-a6ce-485e-b5fc-d1fda55c8873\build3.exe
Filesize
9KB

MD5
9ead10c08e72ae41921191f8db39bc16

SHA1
abe3bce01cd34afc88e2c838173f8c2bd0090ae1

SHA256
8d7f0e6b6877bdfb9f4531afafd0451f7d17f0ac24e2f2427e9b4ecc5452b9f0

SHA512
aa35dbc59a3589df2763e76a495ce5a9e62196628b4c1d098add38bd7f27c49edf93a66fb8507fb746e37ee32932da2460e440f241abe1a5a279abcc1e5ffe4a

Download Submit
C:\Users\Admin\AppData\Local\bedbbceb-a6ce-485e-b5fc-d1fda55c8873\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/228-208-0x0000000061E00000-0x0000000061EF3000-memory.dmp

Filesize
972KB

Download
memory/228-279-0x0000000000400000-0x0000000000470000-memory.dmp

Filesize
448KB

Download
memory/228-281-0x0000000000400000-0x0000000000470000-memory.dmp

Filesize
448KB

Download
memory/228-184-0x0000000000400000-0x0000000000470000-memory.dmp

Filesize
448KB

Download
memory/228-282-0x0000000000400000-0x0000000000470000-memory.dmp

Filesize
448KB

Download
memory/228-186-0x0000000000400000-0x0000000000470000-memory.dmp

Filesize
448KB

Download
memory/228-188-0x0000000000400000-0x0000000000470000-memory.dmp

Filesize
448KB

Download
memory/228-198-0x0000000000400000-0x0000000000470000-memory.dmp

Filesize
448KB

Download
memory/544-135-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/544-137-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/544-134-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/544-138-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/544-151-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/1340-171-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/1340-207-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/1340-172-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/1340-157-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/1340-169-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/1340-165-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/1340-164-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/1340-284-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/1340-155-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/1340-156-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/4320-136-0x0000000002470000-0x000000000258B000-memory.dmp

Filesize
1.1MB

Download
memory/5072-187-0x00000000021A0000-0x00000000021FC000-memory.dmp

Filesize
368KB

Download