djvu | 177f83b80d1b68bc4aaebd41d9a13f5289f36bddf684e72d01afa8e1b82e6f39

Analysis

max time kernel
295s
max time network
301s
platform
windows10-1703_x64
resource
win10-20230915-en
resource tags

arch:x64arch:x86image:win10-20230915-enlocale:en-usos:windows10-1703-x64system
submitted
22-09-2023 04:16

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General

Target

177f83b80d1b68bc4aaebd41d9a13f5289f36bddf684e72d01afa8e1b82e6f39.exe
Size

803KB
MD5

c58aca49341a89e3023bb394651c60af
SHA1

a505024620347186d39d1303985654dade9ee085
SHA256

177f83b80d1b68bc4aaebd41d9a13f5289f36bddf684e72d01afa8e1b82e6f39
SHA512

0c94525a9ed9286d20ce7399b74e056fb93c932431af6cecb6c87927fbef955cbd0634f82834f3b614e710331afffeafc4d5b69b45d9f1db4aa3f055629523e5
SSDEEP

12288:po+oPxj2ee33HI+RuAa+f+Snu3KcdIR9aKUya5/PWswf3vuXsHoe7w8mr8:ihZ217rWT39gCsHoe7wRr8

Score

10^/10

djvu vidar 5c0b4a12d6c03dd98ed431d3eded2169 discovery persistence ransomware spyware stealer

Malware Config

Extracted

Family

djvu

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

Attributes

extension
.wwpl
offline_id
LtYnlJvK0hICyOCeum6Tv4pbia9jcIGHVgA3Xht1
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-xoUXGr6cqT 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: [email protected] Reserve e-mail address to contact us: [email protected] Your personal ID: 0786JOsie

rsa_pubkey.plain

Extracted

Family

vidar

Version

5.7

Botnet

5c0b4a12d6c03dd98ed431d3eded2169

https://steamcommunity.com/profiles/76561199553369541

https://t.me/dastanatg

Attributes

profile_id_v2
5c0b4a12d6c03dd98ed431d3eded2169
user_agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_8) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/16.7 Safari/605.1.75

Signatures

Detected Djvu ransomware 16 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4168-2-0x0000000002460000-0x000000000257B000-memory.dmp	family_djvu
behavioral2/memory/4936-3-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral2/memory/4936-4-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral2/memory/4936-5-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral2/memory/4936-6-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral2/memory/4936-17-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral2/memory/3588-22-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral2/memory/3588-23-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral2/memory/3588-24-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral2/memory/3588-29-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral2/memory/3588-30-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral2/memory/3588-34-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral2/memory/3588-36-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral2/memory/3588-37-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral2/memory/3588-45-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral2/memory/3588-51-0x0000000000400000-0x0000000000537000-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.exebuild3.exebuild2.exemstsca.exe

pid process

1316 build2.exe
3100 build3.exe
3580 build2.exe
4116 mstsca.exe
Loads dropped DLL 2 IoCs

Processes:

build2.exe

pid process

3580 build2.exe
3580 build2.exe
Modifies file permissions 1 TTPs 1 IoCs
discovery

File and Directory Permissions Modification
T1222

Processes:

icacls.exe

pid process

4600 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
T1552.001
Accesses 2FA software files, possible credential harvesting 2 TTPs
spyware stealer

Data from Local System
T1005

Credentials In Files
T1552.001

pid	process
1316	build2.exe
3100	build3.exe
3580	build2.exe
4116	mstsca.exe

pid	process
3580	build2.exe
3580	build2.exe

pid	process
4600	icacls.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

177f83b80d1b68bc4aaebd41d9a13f5289f36bddf684e72d01afa8e1b82e6f39.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2204032094-4125186646-761438227-1000\Software\Microsoft\Windows\CurrentVersion\Run\SysHelper = "\"C:\\Users\\Admin\\AppData\\Local\\09aa9c5e-17d7-487b-827e-0ebc65efc7fa\\177f83b80d1b68bc4aaebd41d9a13f5289f36bddf684e72d01afa8e1b82e6f39.exe\" --AutoStart"	177f83b80d1b68bc4aaebd41d9a13f5289f36bddf684e72d01afa8e1b82e6f39.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

6 api.2ip.ua
19 api.2ip.ua
5 api.2ip.ua

flow	ioc
6	api.2ip.ua
19	api.2ip.ua
5	api.2ip.ua

Suspicious use of SetThreadContext 3 IoCs

Processes:

177f83b80d1b68bc4aaebd41d9a13f5289f36bddf684e72d01afa8e1b82e6f39.exe177f83b80d1b68bc4aaebd41d9a13f5289f36bddf684e72d01afa8e1b82e6f39.exebuild2.exe

description	pid	process	target process
PID 4168 set thread context of 4936	4168	177f83b80d1b68bc4aaebd41d9a13f5289f36bddf684e72d01afa8e1b82e6f39.exe	177f83b80d1b68bc4aaebd41d9a13f5289f36bddf684e72d01afa8e1b82e6f39.exe
PID 3136 set thread context of 3588	3136	177f83b80d1b68bc4aaebd41d9a13f5289f36bddf684e72d01afa8e1b82e6f39.exe	177f83b80d1b68bc4aaebd41d9a13f5289f36bddf684e72d01afa8e1b82e6f39.exe
PID 1316 set thread context of 3580	1316	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/Job
T1053

Processes:

schtasks.exeschtasks.exe

pid process

4024 schtasks.exe
4136 schtasks.exe
Delays execution with timeout.exe 1 IoCs
evasion

Processes:

timeout.exe

pid process

5056 timeout.exe

pid	process
4024	schtasks.exe
4136	schtasks.exe

pid	process
5056	timeout.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

177f83b80d1b68bc4aaebd41d9a13f5289f36bddf684e72d01afa8e1b82e6f39.exe177f83b80d1b68bc4aaebd41d9a13f5289f36bddf684e72d01afa8e1b82e6f39.exebuild2.exe

pid	process
4936	177f83b80d1b68bc4aaebd41d9a13f5289f36bddf684e72d01afa8e1b82e6f39.exe
4936	177f83b80d1b68bc4aaebd41d9a13f5289f36bddf684e72d01afa8e1b82e6f39.exe
3588	177f83b80d1b68bc4aaebd41d9a13f5289f36bddf684e72d01afa8e1b82e6f39.exe
3588	177f83b80d1b68bc4aaebd41d9a13f5289f36bddf684e72d01afa8e1b82e6f39.exe
3580	build2.exe
3580	build2.exe

Suspicious use of WriteProcessMemory 53 IoCs

Processes:

177f83b80d1b68bc4aaebd41d9a13f5289f36bddf684e72d01afa8e1b82e6f39.exe177f83b80d1b68bc4aaebd41d9a13f5289f36bddf684e72d01afa8e1b82e6f39.exe177f83b80d1b68bc4aaebd41d9a13f5289f36bddf684e72d01afa8e1b82e6f39.exe177f83b80d1b68bc4aaebd41d9a13f5289f36bddf684e72d01afa8e1b82e6f39.exebuild3.exebuild2.exebuild2.execmd.exemstsca.exe

description	pid	process	target process
PID 4168 wrote to memory of 4936	4168	177f83b80d1b68bc4aaebd41d9a13f5289f36bddf684e72d01afa8e1b82e6f39.exe	177f83b80d1b68bc4aaebd41d9a13f5289f36bddf684e72d01afa8e1b82e6f39.exe
PID 4168 wrote to memory of 4936	4168	177f83b80d1b68bc4aaebd41d9a13f5289f36bddf684e72d01afa8e1b82e6f39.exe	177f83b80d1b68bc4aaebd41d9a13f5289f36bddf684e72d01afa8e1b82e6f39.exe
PID 4168 wrote to memory of 4936	4168	177f83b80d1b68bc4aaebd41d9a13f5289f36bddf684e72d01afa8e1b82e6f39.exe	177f83b80d1b68bc4aaebd41d9a13f5289f36bddf684e72d01afa8e1b82e6f39.exe
PID 4168 wrote to memory of 4936	4168	177f83b80d1b68bc4aaebd41d9a13f5289f36bddf684e72d01afa8e1b82e6f39.exe	177f83b80d1b68bc4aaebd41d9a13f5289f36bddf684e72d01afa8e1b82e6f39.exe
PID 4168 wrote to memory of 4936	4168	177f83b80d1b68bc4aaebd41d9a13f5289f36bddf684e72d01afa8e1b82e6f39.exe	177f83b80d1b68bc4aaebd41d9a13f5289f36bddf684e72d01afa8e1b82e6f39.exe
PID 4168 wrote to memory of 4936	4168	177f83b80d1b68bc4aaebd41d9a13f5289f36bddf684e72d01afa8e1b82e6f39.exe	177f83b80d1b68bc4aaebd41d9a13f5289f36bddf684e72d01afa8e1b82e6f39.exe
PID 4168 wrote to memory of 4936	4168	177f83b80d1b68bc4aaebd41d9a13f5289f36bddf684e72d01afa8e1b82e6f39.exe	177f83b80d1b68bc4aaebd41d9a13f5289f36bddf684e72d01afa8e1b82e6f39.exe
PID 4168 wrote to memory of 4936	4168	177f83b80d1b68bc4aaebd41d9a13f5289f36bddf684e72d01afa8e1b82e6f39.exe	177f83b80d1b68bc4aaebd41d9a13f5289f36bddf684e72d01afa8e1b82e6f39.exe
PID 4168 wrote to memory of 4936	4168	177f83b80d1b68bc4aaebd41d9a13f5289f36bddf684e72d01afa8e1b82e6f39.exe	177f83b80d1b68bc4aaebd41d9a13f5289f36bddf684e72d01afa8e1b82e6f39.exe
PID 4168 wrote to memory of 4936	4168	177f83b80d1b68bc4aaebd41d9a13f5289f36bddf684e72d01afa8e1b82e6f39.exe	177f83b80d1b68bc4aaebd41d9a13f5289f36bddf684e72d01afa8e1b82e6f39.exe
PID 4936 wrote to memory of 4600	4936	177f83b80d1b68bc4aaebd41d9a13f5289f36bddf684e72d01afa8e1b82e6f39.exe	icacls.exe
PID 4936 wrote to memory of 4600	4936	177f83b80d1b68bc4aaebd41d9a13f5289f36bddf684e72d01afa8e1b82e6f39.exe	icacls.exe
PID 4936 wrote to memory of 4600	4936	177f83b80d1b68bc4aaebd41d9a13f5289f36bddf684e72d01afa8e1b82e6f39.exe	icacls.exe
PID 4936 wrote to memory of 3136	4936	177f83b80d1b68bc4aaebd41d9a13f5289f36bddf684e72d01afa8e1b82e6f39.exe	177f83b80d1b68bc4aaebd41d9a13f5289f36bddf684e72d01afa8e1b82e6f39.exe
PID 4936 wrote to memory of 3136	4936	177f83b80d1b68bc4aaebd41d9a13f5289f36bddf684e72d01afa8e1b82e6f39.exe	177f83b80d1b68bc4aaebd41d9a13f5289f36bddf684e72d01afa8e1b82e6f39.exe
PID 4936 wrote to memory of 3136	4936	177f83b80d1b68bc4aaebd41d9a13f5289f36bddf684e72d01afa8e1b82e6f39.exe	177f83b80d1b68bc4aaebd41d9a13f5289f36bddf684e72d01afa8e1b82e6f39.exe
PID 3136 wrote to memory of 3588	3136	177f83b80d1b68bc4aaebd41d9a13f5289f36bddf684e72d01afa8e1b82e6f39.exe	177f83b80d1b68bc4aaebd41d9a13f5289f36bddf684e72d01afa8e1b82e6f39.exe
PID 3136 wrote to memory of 3588	3136	177f83b80d1b68bc4aaebd41d9a13f5289f36bddf684e72d01afa8e1b82e6f39.exe	177f83b80d1b68bc4aaebd41d9a13f5289f36bddf684e72d01afa8e1b82e6f39.exe
PID 3136 wrote to memory of 3588	3136	177f83b80d1b68bc4aaebd41d9a13f5289f36bddf684e72d01afa8e1b82e6f39.exe	177f83b80d1b68bc4aaebd41d9a13f5289f36bddf684e72d01afa8e1b82e6f39.exe
PID 3136 wrote to memory of 3588	3136	177f83b80d1b68bc4aaebd41d9a13f5289f36bddf684e72d01afa8e1b82e6f39.exe	177f83b80d1b68bc4aaebd41d9a13f5289f36bddf684e72d01afa8e1b82e6f39.exe
PID 3136 wrote to memory of 3588	3136	177f83b80d1b68bc4aaebd41d9a13f5289f36bddf684e72d01afa8e1b82e6f39.exe	177f83b80d1b68bc4aaebd41d9a13f5289f36bddf684e72d01afa8e1b82e6f39.exe
PID 3136 wrote to memory of 3588	3136	177f83b80d1b68bc4aaebd41d9a13f5289f36bddf684e72d01afa8e1b82e6f39.exe	177f83b80d1b68bc4aaebd41d9a13f5289f36bddf684e72d01afa8e1b82e6f39.exe
PID 3136 wrote to memory of 3588	3136	177f83b80d1b68bc4aaebd41d9a13f5289f36bddf684e72d01afa8e1b82e6f39.exe	177f83b80d1b68bc4aaebd41d9a13f5289f36bddf684e72d01afa8e1b82e6f39.exe
PID 3136 wrote to memory of 3588	3136	177f83b80d1b68bc4aaebd41d9a13f5289f36bddf684e72d01afa8e1b82e6f39.exe	177f83b80d1b68bc4aaebd41d9a13f5289f36bddf684e72d01afa8e1b82e6f39.exe
PID 3136 wrote to memory of 3588	3136	177f83b80d1b68bc4aaebd41d9a13f5289f36bddf684e72d01afa8e1b82e6f39.exe	177f83b80d1b68bc4aaebd41d9a13f5289f36bddf684e72d01afa8e1b82e6f39.exe
PID 3136 wrote to memory of 3588	3136	177f83b80d1b68bc4aaebd41d9a13f5289f36bddf684e72d01afa8e1b82e6f39.exe	177f83b80d1b68bc4aaebd41d9a13f5289f36bddf684e72d01afa8e1b82e6f39.exe
PID 3588 wrote to memory of 1316	3588	177f83b80d1b68bc4aaebd41d9a13f5289f36bddf684e72d01afa8e1b82e6f39.exe	build2.exe
PID 3588 wrote to memory of 1316	3588	177f83b80d1b68bc4aaebd41d9a13f5289f36bddf684e72d01afa8e1b82e6f39.exe	build2.exe
PID 3588 wrote to memory of 1316	3588	177f83b80d1b68bc4aaebd41d9a13f5289f36bddf684e72d01afa8e1b82e6f39.exe	build2.exe
PID 3588 wrote to memory of 3100	3588	177f83b80d1b68bc4aaebd41d9a13f5289f36bddf684e72d01afa8e1b82e6f39.exe	build3.exe
PID 3588 wrote to memory of 3100	3588	177f83b80d1b68bc4aaebd41d9a13f5289f36bddf684e72d01afa8e1b82e6f39.exe	build3.exe
PID 3588 wrote to memory of 3100	3588	177f83b80d1b68bc4aaebd41d9a13f5289f36bddf684e72d01afa8e1b82e6f39.exe	build3.exe
PID 3100 wrote to memory of 4024	3100	build3.exe	schtasks.exe
PID 3100 wrote to memory of 4024	3100	build3.exe	schtasks.exe
PID 3100 wrote to memory of 4024	3100	build3.exe	schtasks.exe
PID 1316 wrote to memory of 3580	1316	build2.exe	build2.exe
PID 1316 wrote to memory of 3580	1316	build2.exe	build2.exe
PID 1316 wrote to memory of 3580	1316	build2.exe	build2.exe
PID 1316 wrote to memory of 3580	1316	build2.exe	build2.exe
PID 1316 wrote to memory of 3580	1316	build2.exe	build2.exe
PID 1316 wrote to memory of 3580	1316	build2.exe	build2.exe
PID 1316 wrote to memory of 3580	1316	build2.exe	build2.exe
PID 1316 wrote to memory of 3580	1316	build2.exe	build2.exe
PID 1316 wrote to memory of 3580	1316	build2.exe	build2.exe
PID 3580 wrote to memory of 2092	3580	build2.exe	cmd.exe
PID 3580 wrote to memory of 2092	3580	build2.exe	cmd.exe
PID 3580 wrote to memory of 2092	3580	build2.exe	cmd.exe
PID 2092 wrote to memory of 5056	2092	cmd.exe	timeout.exe
PID 2092 wrote to memory of 5056	2092	cmd.exe	timeout.exe
PID 2092 wrote to memory of 5056	2092	cmd.exe	timeout.exe
PID 4116 wrote to memory of 4136	4116	mstsca.exe	schtasks.exe
PID 4116 wrote to memory of 4136	4116	mstsca.exe	schtasks.exe
PID 4116 wrote to memory of 4136	4116	mstsca.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\177f83b80d1b68bc4aaebd41d9a13f5289f36bddf684e72d01afa8e1b82e6f39.exe
"C:\Users\Admin\AppData\Local\Temp\177f83b80d1b68bc4aaebd41d9a13f5289f36bddf684e72d01afa8e1b82e6f39.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4168

C:\Users\Admin\AppData\Local\Temp\177f83b80d1b68bc4aaebd41d9a13f5289f36bddf684e72d01afa8e1b82e6f39.exe
"C:\Users\Admin\AppData\Local\Temp\177f83b80d1b68bc4aaebd41d9a13f5289f36bddf684e72d01afa8e1b82e6f39.exe"
2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4936

C:\Windows\SysWOW64\icacls.exe
icacls "C:\Users\Admin\AppData\Local\09aa9c5e-17d7-487b-827e-0ebc65efc7fa" /deny *S-1-1-0:(OI)(CI)(DE,DC)
3⤵
- Modifies file permissions
PID:4600

C:\Users\Admin\AppData\Local\Temp\177f83b80d1b68bc4aaebd41d9a13f5289f36bddf684e72d01afa8e1b82e6f39.exe
"C:\Users\Admin\AppData\Local\Temp\177f83b80d1b68bc4aaebd41d9a13f5289f36bddf684e72d01afa8e1b82e6f39.exe" --Admin IsNotAutoStart IsNotTask
3⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3136

C:\Users\Admin\AppData\Local\Temp\177f83b80d1b68bc4aaebd41d9a13f5289f36bddf684e72d01afa8e1b82e6f39.exe
"C:\Users\Admin\AppData\Local\Temp\177f83b80d1b68bc4aaebd41d9a13f5289f36bddf684e72d01afa8e1b82e6f39.exe" --Admin IsNotAutoStart IsNotTask
4⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3588

C:\Users\Admin\AppData\Local\fc66ed9a-3d0b-4923-91a5-ca7fa07ce62d\build2.exe
"C:\Users\Admin\AppData\Local\fc66ed9a-3d0b-4923-91a5-ca7fa07ce62d\build2.exe"
5⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1316

C:\Users\Admin\AppData\Local\fc66ed9a-3d0b-4923-91a5-ca7fa07ce62d\build2.exe
"C:\Users\Admin\AppData\Local\fc66ed9a-3d0b-4923-91a5-ca7fa07ce62d\build2.exe"
6⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3580

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c timeout /t 6 & del /f /q "C:\Users\Admin\AppData\Local\fc66ed9a-3d0b-4923-91a5-ca7fa07ce62d\build2.exe" & exit
7⤵
- Suspicious use of WriteProcessMemory
PID:2092

C:\Windows\SysWOW64\timeout.exe
timeout /t 6
8⤵
- Delays execution with timeout.exe
PID:5056

C:\Users\Admin\AppData\Local\fc66ed9a-3d0b-4923-91a5-ca7fa07ce62d\build3.exe
"C:\Users\Admin\AppData\Local\fc66ed9a-3d0b-4923-91a5-ca7fa07ce62d\build3.exe"
5⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3100

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:4024

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:4116

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:4136

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scheduled Task/Job

T1053

Persistence

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Privilege Escalation

Boot or Logon Autostart Execution

T1547

Registry Run Keys / Startup Folder

T1547.001

Scheduled Task/Job

T1053

Defense Evasion

File and Directory Permissions Modification

T1222

Modify Registry

T1112

Credential Access

Unsecured Credentials

T1552

Credentials In Files

T1552.001

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

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

MD5
ea42a7ee6b4feb94720dcd38dfaca03e

SHA1
09e132a3dad531f41d561f96e447107df3826c8d

SHA256
49024bbec636af6e8a88991af1f95df745755015ab8e0b9be1d9bcaa0c44aae9

SHA512
362de39769654d28579284463da7a5116f248ebf8b62f4fbe4a8f57a5d701c07dec3b3d8f35130cfd2307511117754cb8438922773e94812f7a84f974451d8fa

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

MD5
e493991c8b05edd2d0c73af44034a56d

SHA1
91aa82532ca1609682dd3599fd91e794c4e42dab

SHA256
b142563e39d86fe31530727b07a285d4f4f9801380b1f8012792467eba14c026

SHA512
93ab83121912acee80cb47f68ed0279b83f93d58daa8803741608d507a1b18ce0ea4b5448de12649fd10e8b247122b65ef2340d44f7e04c59c8b7cf4b38690d3

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

MD5
026d535f468deb6ebb552a0eb55391d6

SHA1
1f089edc119ab4ef5fd381aee67c35828f54a1b6

SHA256
815f01846b705910f9da6414db40ee6c24b04a9a1df6d31ff5301695447a0fc6

SHA512
e68f75956ef8f17a94673c189d3723e1fc00270532c5a82e717ebe8a03a7ace005427c9e44e1c10cf3ef6c5cb3767d16f6d55ff76f80eac912090126142539fc

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

MD5
791b1673b0b460ba08f9f37e18df0684

SHA1
77b191df329f8a30c5a8c2ea892e9e626a30cdd4

SHA256
d9673cb4ce7ad9abe6bae7a9ce6ea21f14617d2097aced206801c51dfec714ba

SHA512
84ff966f740a3aa8b1ca2d70af163a5acb2caf878cee470e0d9f4d8950fea3617595d3af03092181a462bc2cccbaebb2382b32542592950c6d4c0bbb7a9747b3

Download Submit
C:\Users\Admin\AppData\Local\09aa9c5e-17d7-487b-827e-0ebc65efc7fa\177f83b80d1b68bc4aaebd41d9a13f5289f36bddf684e72d01afa8e1b82e6f39.exe
Filesize
803KB

MD5
c58aca49341a89e3023bb394651c60af

SHA1
a505024620347186d39d1303985654dade9ee085

SHA256
177f83b80d1b68bc4aaebd41d9a13f5289f36bddf684e72d01afa8e1b82e6f39

SHA512
0c94525a9ed9286d20ce7399b74e056fb93c932431af6cecb6c87927fbef955cbd0634f82834f3b614e710331afffeafc4d5b69b45d9f1db4aa3f055629523e5

Download Submit
C:\Users\Admin\AppData\Local\fc66ed9a-3d0b-4923-91a5-ca7fa07ce62d\build2.exe
Filesize
316KB

MD5
b298c49f1808cc5d93dcc3dfc088b10f

SHA1
c0b8e909d0ef573e0f5a4e25870a63f3f6ee1306

SHA256
ffaed8dcf0282df833b74faf419729dc20951ee7edbb58103fa5c582e93d5f3a

SHA512
1b75aeaa793b5aa92769f68bb0f677206394f5b28e7ac1a23f6be923af812a5a9033920af0c2de1e6805e46a5c9ec283ddecd879b1264d75d7b4190266028895

Download Submit
C:\Users\Admin\AppData\Local\fc66ed9a-3d0b-4923-91a5-ca7fa07ce62d\build2.exe
Filesize
316KB

MD5
b298c49f1808cc5d93dcc3dfc088b10f

SHA1
c0b8e909d0ef573e0f5a4e25870a63f3f6ee1306

SHA256
ffaed8dcf0282df833b74faf419729dc20951ee7edbb58103fa5c582e93d5f3a

SHA512
1b75aeaa793b5aa92769f68bb0f677206394f5b28e7ac1a23f6be923af812a5a9033920af0c2de1e6805e46a5c9ec283ddecd879b1264d75d7b4190266028895

Download Submit
C:\Users\Admin\AppData\Local\fc66ed9a-3d0b-4923-91a5-ca7fa07ce62d\build2.exe
Filesize
316KB

MD5
b298c49f1808cc5d93dcc3dfc088b10f

SHA1
c0b8e909d0ef573e0f5a4e25870a63f3f6ee1306

SHA256
ffaed8dcf0282df833b74faf419729dc20951ee7edbb58103fa5c582e93d5f3a

SHA512
1b75aeaa793b5aa92769f68bb0f677206394f5b28e7ac1a23f6be923af812a5a9033920af0c2de1e6805e46a5c9ec283ddecd879b1264d75d7b4190266028895

Download Submit
C:\Users\Admin\AppData\Local\fc66ed9a-3d0b-4923-91a5-ca7fa07ce62d\build3.exe
Filesize
9KB

MD5
9ead10c08e72ae41921191f8db39bc16

SHA1
abe3bce01cd34afc88e2c838173f8c2bd0090ae1

SHA256
8d7f0e6b6877bdfb9f4531afafd0451f7d17f0ac24e2f2427e9b4ecc5452b9f0

SHA512
aa35dbc59a3589df2763e76a495ce5a9e62196628b4c1d098add38bd7f27c49edf93a66fb8507fb746e37ee32932da2460e440f241abe1a5a279abcc1e5ffe4a

Download Submit
C:\Users\Admin\AppData\Local\fc66ed9a-3d0b-4923-91a5-ca7fa07ce62d\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
C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
Filesize
9KB

MD5
9ead10c08e72ae41921191f8db39bc16

SHA1
abe3bce01cd34afc88e2c838173f8c2bd0090ae1

SHA256
8d7f0e6b6877bdfb9f4531afafd0451f7d17f0ac24e2f2427e9b4ecc5452b9f0

SHA512
aa35dbc59a3589df2763e76a495ce5a9e62196628b4c1d098add38bd7f27c49edf93a66fb8507fb746e37ee32932da2460e440f241abe1a5a279abcc1e5ffe4a

Download Submit
\ProgramData\mozglue.dll
Filesize
593KB

MD5
c8fd9be83bc728cc04beffafc2907fe9

SHA1
95ab9f701e0024cedfbd312bcfe4e726744c4f2e

SHA256
ba06a6ee0b15f5be5c4e67782eec8b521e36c107a329093ec400fe0404eb196a

SHA512
fbb446f4a27ef510e616caad52945d6c9cc1fd063812c41947e579ec2b54df57c6dc46237ded80fca5847f38cbe1747a6c66a13e2c8c19c664a72be35eb8b040

Download Submit
\ProgramData\nss3.dll
Filesize
2.0MB

MD5
1cc453cdf74f31e4d913ff9c10acdde2

SHA1
6e85eae544d6e965f15fa5c39700fa7202f3aafe

SHA256
ac5c92fe6c51cfa742e475215b83b3e11a4379820043263bf50d4068686c6fa5

SHA512
dd9ff4e06b00dc831439bab11c10e9b2ae864ea6e780d3835ea7468818f35439f352ef137da111efcdf2bb6465f6ca486719451bf6cf32c6a4420a56b1d64571

Download Submit
memory/1316-55-0x00000000005E0000-0x000000000060E000-memory.dmp

Filesize
184KB

Download
memory/1316-56-0x0000000002130000-0x0000000002181000-memory.dmp

Filesize
324KB

Download
memory/1316-60-0x00000000005E0000-0x000000000060E000-memory.dmp

Filesize
184KB

Download
memory/3136-20-0x0000000002290000-0x000000000232B000-memory.dmp

Filesize
620KB

Download
memory/3580-59-0x0000000000400000-0x0000000000465000-memory.dmp

Filesize
404KB

Download
memory/3580-110-0x0000000000400000-0x0000000000465000-memory.dmp

Filesize
404KB

Download
memory/3580-111-0x0000000000400000-0x0000000000465000-memory.dmp

Filesize
404KB

Download
memory/3580-113-0x0000000000400000-0x0000000000465000-memory.dmp

Filesize
404KB

Download
memory/3580-73-0x0000000061E00000-0x0000000061EF3000-memory.dmp

Filesize
972KB

Download
memory/3580-62-0x0000000000400000-0x0000000000465000-memory.dmp

Filesize
404KB

Download
memory/3580-61-0x0000000000400000-0x0000000000465000-memory.dmp

Filesize
404KB

Download
memory/3580-57-0x0000000000400000-0x0000000000465000-memory.dmp

Filesize
404KB

Download
memory/3588-23-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/3588-24-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/3588-22-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/3588-29-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/3588-37-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/3588-30-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/3588-51-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/3588-45-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/3588-34-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/3588-36-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/4168-2-0x0000000002460000-0x000000000257B000-memory.dmp

Filesize
1.1MB

Download
memory/4168-1-0x00000000023C0000-0x000000000245C000-memory.dmp

Filesize
624KB

Download
memory/4936-6-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/4936-4-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/4936-5-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/4936-3-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/4936-17-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download