djvu | fff4182c2e3cfc9932cc64c5f13e16d948c1b653a121959acbde4ff9683c36fb

Analysis

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

arch:x64arch:x86image:win10v2004-20230220-enlocale:en-usos:windows10-2004-x64system
submitted
31-03-2023 01:03

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General

Target

fff4182c2e3cfc9932cc64c5f13e16d948c1b653a121959acbde4ff9683c36fb.exe
Size

741KB
MD5

93b8dfd792940e15c3e744b79b8236eb
SHA1

89a77261c041e0e5e9cee804884ef7d0030bd590
SHA256

fff4182c2e3cfc9932cc64c5f13e16d948c1b653a121959acbde4ff9683c36fb
SHA512

28054ae6d1d6852b7c43e3a868c2dac25a78977e300ba8d77a7606bd9d0c36ad957199de7521335a4d87bb9fcb008e3a6529d2a042ca847f9b25c8b14a46c724
SSDEEP

12288:1jl/KkOGIU9HurSUvvgmV01Ihv0sKA4VOFx33qQRE1CDJ1:Sk3IOuuUvgehv0vA4SC1Cj

Score

10^/10

djvu vidar 5df88deb5dde677ba658b77ad5f60248 discovery persistence ransomware spyware stealer

Malware Config

Extracted

Family

djvu

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

Attributes

extension
.jycx
offline_id
MEMHlobHgXqvmTWaMsLcwGZhDOd00bblO1yevst1
payload_url
http://uaery.top/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-fkW8qLaCVQ 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: 0674JOsie

rsa_pubkey.plain

Extracted

Family

vidar

Version

3.2

Botnet

5df88deb5dde677ba658b77ad5f60248

https://steamcommunity.com/profiles/76561199489580435

https://t.me/tabootalks

Attributes

profile_id_v2
5df88deb5dde677ba658b77ad5f60248
user_agent
Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/105.0.0.0 Safari/537.36 OPR/91.0.4516.79

Signatures

Detected Djvu ransomware 16 IoCs

Processes:

resource	yara_rule
behavioral1/memory/1344-134-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/1344-135-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/4768-136-0x0000000004B50000-0x0000000004C6B000-memory.dmp	family_djvu
behavioral1/memory/1344-137-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/1344-141-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/1344-147-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/3976-151-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/3976-152-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/3976-157-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/3976-158-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/3976-159-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/3976-163-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/3976-165-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/3976-166-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/3976-193-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/3976-275-0x0000000000400000-0x0000000000537000-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:

fff4182c2e3cfc9932cc64c5f13e16d948c1b653a121959acbde4ff9683c36fb.exefff4182c2e3cfc9932cc64c5f13e16d948c1b653a121959acbde4ff9683c36fb.exebuild2.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Control Panel\International\Geo\Nation	fff4182c2e3cfc9932cc64c5f13e16d948c1b653a121959acbde4ff9683c36fb.exe
Key value queried	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Control Panel\International\Geo\Nation	fff4182c2e3cfc9932cc64c5f13e16d948c1b653a121959acbde4ff9683c36fb.exe
Key value queried	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\Control Panel\International\Geo\Nation	build2.exe

Executes dropped EXE 4 IoCs

Processes:

build2.exebuild2.exebuild3.exemstsca.exe

pid process

4672 build2.exe
1588 build2.exe
3728 build3.exe
1400 mstsca.exe
Loads dropped DLL 2 IoCs

Processes:

build2.exe

pid process

1588 build2.exe
1588 build2.exe
Modifies file permissions 1 TTPs 1 IoCs
discovery

File Permissions Modification
T1222

Processes:

icacls.exe

pid process

3528 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
4672	build2.exe
1588	build2.exe
3728	build3.exe
1400	mstsca.exe

pid	process
1588	build2.exe
1588	build2.exe

pid	process
3528	icacls.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

fff4182c2e3cfc9932cc64c5f13e16d948c1b653a121959acbde4ff9683c36fb.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1675742406-747946869-1029867430-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\SysHelper = "\"C:\\Users\\Admin\\AppData\\Local\\0c7e800b-20f1-4f42-ad2c-8bb175782f1b\\fff4182c2e3cfc9932cc64c5f13e16d948c1b653a121959acbde4ff9683c36fb.exe\" --AutoStart"	fff4182c2e3cfc9932cc64c5f13e16d948c1b653a121959acbde4ff9683c36fb.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
22 api.2ip.ua

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

Suspicious use of SetThreadContext 3 IoCs

Processes:

fff4182c2e3cfc9932cc64c5f13e16d948c1b653a121959acbde4ff9683c36fb.exefff4182c2e3cfc9932cc64c5f13e16d948c1b653a121959acbde4ff9683c36fb.exebuild2.exe

description	pid	process	target process
PID 4768 set thread context of 1344	4768	fff4182c2e3cfc9932cc64c5f13e16d948c1b653a121959acbde4ff9683c36fb.exe	fff4182c2e3cfc9932cc64c5f13e16d948c1b653a121959acbde4ff9683c36fb.exe
PID 4284 set thread context of 3976	4284	fff4182c2e3cfc9932cc64c5f13e16d948c1b653a121959acbde4ff9683c36fb.exe	fff4182c2e3cfc9932cc64c5f13e16d948c1b653a121959acbde4ff9683c36fb.exe
PID 4672 set thread context of 1588	4672	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

4516 schtasks.exe
2772 schtasks.exe
Delays execution with timeout.exe 1 IoCs
evasion

Processes:

timeout.exe

pid process

1664 timeout.exe

pid	process
4516	schtasks.exe
2772	schtasks.exe

pid	process
1664	timeout.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

fff4182c2e3cfc9932cc64c5f13e16d948c1b653a121959acbde4ff9683c36fb.exefff4182c2e3cfc9932cc64c5f13e16d948c1b653a121959acbde4ff9683c36fb.exebuild2.exe

pid	process
1344	fff4182c2e3cfc9932cc64c5f13e16d948c1b653a121959acbde4ff9683c36fb.exe
1344	fff4182c2e3cfc9932cc64c5f13e16d948c1b653a121959acbde4ff9683c36fb.exe
3976	fff4182c2e3cfc9932cc64c5f13e16d948c1b653a121959acbde4ff9683c36fb.exe
3976	fff4182c2e3cfc9932cc64c5f13e16d948c1b653a121959acbde4ff9683c36fb.exe
1588	build2.exe
1588	build2.exe

Suspicious use of WriteProcessMemory 53 IoCs

Processes:

fff4182c2e3cfc9932cc64c5f13e16d948c1b653a121959acbde4ff9683c36fb.exefff4182c2e3cfc9932cc64c5f13e16d948c1b653a121959acbde4ff9683c36fb.exefff4182c2e3cfc9932cc64c5f13e16d948c1b653a121959acbde4ff9683c36fb.exefff4182c2e3cfc9932cc64c5f13e16d948c1b653a121959acbde4ff9683c36fb.exebuild2.exebuild3.exebuild2.execmd.exemstsca.exe

description	pid	process	target process
PID 4768 wrote to memory of 1344	4768	fff4182c2e3cfc9932cc64c5f13e16d948c1b653a121959acbde4ff9683c36fb.exe	fff4182c2e3cfc9932cc64c5f13e16d948c1b653a121959acbde4ff9683c36fb.exe
PID 4768 wrote to memory of 1344	4768	fff4182c2e3cfc9932cc64c5f13e16d948c1b653a121959acbde4ff9683c36fb.exe	fff4182c2e3cfc9932cc64c5f13e16d948c1b653a121959acbde4ff9683c36fb.exe
PID 4768 wrote to memory of 1344	4768	fff4182c2e3cfc9932cc64c5f13e16d948c1b653a121959acbde4ff9683c36fb.exe	fff4182c2e3cfc9932cc64c5f13e16d948c1b653a121959acbde4ff9683c36fb.exe
PID 4768 wrote to memory of 1344	4768	fff4182c2e3cfc9932cc64c5f13e16d948c1b653a121959acbde4ff9683c36fb.exe	fff4182c2e3cfc9932cc64c5f13e16d948c1b653a121959acbde4ff9683c36fb.exe
PID 4768 wrote to memory of 1344	4768	fff4182c2e3cfc9932cc64c5f13e16d948c1b653a121959acbde4ff9683c36fb.exe	fff4182c2e3cfc9932cc64c5f13e16d948c1b653a121959acbde4ff9683c36fb.exe
PID 4768 wrote to memory of 1344	4768	fff4182c2e3cfc9932cc64c5f13e16d948c1b653a121959acbde4ff9683c36fb.exe	fff4182c2e3cfc9932cc64c5f13e16d948c1b653a121959acbde4ff9683c36fb.exe
PID 4768 wrote to memory of 1344	4768	fff4182c2e3cfc9932cc64c5f13e16d948c1b653a121959acbde4ff9683c36fb.exe	fff4182c2e3cfc9932cc64c5f13e16d948c1b653a121959acbde4ff9683c36fb.exe
PID 4768 wrote to memory of 1344	4768	fff4182c2e3cfc9932cc64c5f13e16d948c1b653a121959acbde4ff9683c36fb.exe	fff4182c2e3cfc9932cc64c5f13e16d948c1b653a121959acbde4ff9683c36fb.exe
PID 4768 wrote to memory of 1344	4768	fff4182c2e3cfc9932cc64c5f13e16d948c1b653a121959acbde4ff9683c36fb.exe	fff4182c2e3cfc9932cc64c5f13e16d948c1b653a121959acbde4ff9683c36fb.exe
PID 4768 wrote to memory of 1344	4768	fff4182c2e3cfc9932cc64c5f13e16d948c1b653a121959acbde4ff9683c36fb.exe	fff4182c2e3cfc9932cc64c5f13e16d948c1b653a121959acbde4ff9683c36fb.exe
PID 1344 wrote to memory of 3528	1344	fff4182c2e3cfc9932cc64c5f13e16d948c1b653a121959acbde4ff9683c36fb.exe	icacls.exe
PID 1344 wrote to memory of 3528	1344	fff4182c2e3cfc9932cc64c5f13e16d948c1b653a121959acbde4ff9683c36fb.exe	icacls.exe
PID 1344 wrote to memory of 3528	1344	fff4182c2e3cfc9932cc64c5f13e16d948c1b653a121959acbde4ff9683c36fb.exe	icacls.exe
PID 1344 wrote to memory of 4284	1344	fff4182c2e3cfc9932cc64c5f13e16d948c1b653a121959acbde4ff9683c36fb.exe	fff4182c2e3cfc9932cc64c5f13e16d948c1b653a121959acbde4ff9683c36fb.exe
PID 1344 wrote to memory of 4284	1344	fff4182c2e3cfc9932cc64c5f13e16d948c1b653a121959acbde4ff9683c36fb.exe	fff4182c2e3cfc9932cc64c5f13e16d948c1b653a121959acbde4ff9683c36fb.exe
PID 1344 wrote to memory of 4284	1344	fff4182c2e3cfc9932cc64c5f13e16d948c1b653a121959acbde4ff9683c36fb.exe	fff4182c2e3cfc9932cc64c5f13e16d948c1b653a121959acbde4ff9683c36fb.exe
PID 4284 wrote to memory of 3976	4284	fff4182c2e3cfc9932cc64c5f13e16d948c1b653a121959acbde4ff9683c36fb.exe	fff4182c2e3cfc9932cc64c5f13e16d948c1b653a121959acbde4ff9683c36fb.exe
PID 4284 wrote to memory of 3976	4284	fff4182c2e3cfc9932cc64c5f13e16d948c1b653a121959acbde4ff9683c36fb.exe	fff4182c2e3cfc9932cc64c5f13e16d948c1b653a121959acbde4ff9683c36fb.exe
PID 4284 wrote to memory of 3976	4284	fff4182c2e3cfc9932cc64c5f13e16d948c1b653a121959acbde4ff9683c36fb.exe	fff4182c2e3cfc9932cc64c5f13e16d948c1b653a121959acbde4ff9683c36fb.exe
PID 4284 wrote to memory of 3976	4284	fff4182c2e3cfc9932cc64c5f13e16d948c1b653a121959acbde4ff9683c36fb.exe	fff4182c2e3cfc9932cc64c5f13e16d948c1b653a121959acbde4ff9683c36fb.exe
PID 4284 wrote to memory of 3976	4284	fff4182c2e3cfc9932cc64c5f13e16d948c1b653a121959acbde4ff9683c36fb.exe	fff4182c2e3cfc9932cc64c5f13e16d948c1b653a121959acbde4ff9683c36fb.exe
PID 4284 wrote to memory of 3976	4284	fff4182c2e3cfc9932cc64c5f13e16d948c1b653a121959acbde4ff9683c36fb.exe	fff4182c2e3cfc9932cc64c5f13e16d948c1b653a121959acbde4ff9683c36fb.exe
PID 4284 wrote to memory of 3976	4284	fff4182c2e3cfc9932cc64c5f13e16d948c1b653a121959acbde4ff9683c36fb.exe	fff4182c2e3cfc9932cc64c5f13e16d948c1b653a121959acbde4ff9683c36fb.exe
PID 4284 wrote to memory of 3976	4284	fff4182c2e3cfc9932cc64c5f13e16d948c1b653a121959acbde4ff9683c36fb.exe	fff4182c2e3cfc9932cc64c5f13e16d948c1b653a121959acbde4ff9683c36fb.exe
PID 4284 wrote to memory of 3976	4284	fff4182c2e3cfc9932cc64c5f13e16d948c1b653a121959acbde4ff9683c36fb.exe	fff4182c2e3cfc9932cc64c5f13e16d948c1b653a121959acbde4ff9683c36fb.exe
PID 4284 wrote to memory of 3976	4284	fff4182c2e3cfc9932cc64c5f13e16d948c1b653a121959acbde4ff9683c36fb.exe	fff4182c2e3cfc9932cc64c5f13e16d948c1b653a121959acbde4ff9683c36fb.exe
PID 3976 wrote to memory of 4672	3976	fff4182c2e3cfc9932cc64c5f13e16d948c1b653a121959acbde4ff9683c36fb.exe	build2.exe
PID 3976 wrote to memory of 4672	3976	fff4182c2e3cfc9932cc64c5f13e16d948c1b653a121959acbde4ff9683c36fb.exe	build2.exe
PID 3976 wrote to memory of 4672	3976	fff4182c2e3cfc9932cc64c5f13e16d948c1b653a121959acbde4ff9683c36fb.exe	build2.exe
PID 4672 wrote to memory of 1588	4672	build2.exe	build2.exe
PID 4672 wrote to memory of 1588	4672	build2.exe	build2.exe
PID 4672 wrote to memory of 1588	4672	build2.exe	build2.exe
PID 4672 wrote to memory of 1588	4672	build2.exe	build2.exe
PID 4672 wrote to memory of 1588	4672	build2.exe	build2.exe
PID 4672 wrote to memory of 1588	4672	build2.exe	build2.exe
PID 4672 wrote to memory of 1588	4672	build2.exe	build2.exe
PID 4672 wrote to memory of 1588	4672	build2.exe	build2.exe
PID 4672 wrote to memory of 1588	4672	build2.exe	build2.exe
PID 3976 wrote to memory of 3728	3976	fff4182c2e3cfc9932cc64c5f13e16d948c1b653a121959acbde4ff9683c36fb.exe	build3.exe
PID 3976 wrote to memory of 3728	3976	fff4182c2e3cfc9932cc64c5f13e16d948c1b653a121959acbde4ff9683c36fb.exe	build3.exe
PID 3976 wrote to memory of 3728	3976	fff4182c2e3cfc9932cc64c5f13e16d948c1b653a121959acbde4ff9683c36fb.exe	build3.exe
PID 3728 wrote to memory of 4516	3728	build3.exe	schtasks.exe
PID 3728 wrote to memory of 4516	3728	build3.exe	schtasks.exe
PID 3728 wrote to memory of 4516	3728	build3.exe	schtasks.exe
PID 1588 wrote to memory of 2112	1588	build2.exe	cmd.exe
PID 1588 wrote to memory of 2112	1588	build2.exe	cmd.exe
PID 1588 wrote to memory of 2112	1588	build2.exe	cmd.exe
PID 2112 wrote to memory of 1664	2112	cmd.exe	timeout.exe
PID 2112 wrote to memory of 1664	2112	cmd.exe	timeout.exe
PID 2112 wrote to memory of 1664	2112	cmd.exe	timeout.exe
PID 1400 wrote to memory of 2772	1400	mstsca.exe	schtasks.exe
PID 1400 wrote to memory of 2772	1400	mstsca.exe	schtasks.exe
PID 1400 wrote to memory of 2772	1400	mstsca.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\fff4182c2e3cfc9932cc64c5f13e16d948c1b653a121959acbde4ff9683c36fb.exe
"C:\Users\Admin\AppData\Local\Temp\fff4182c2e3cfc9932cc64c5f13e16d948c1b653a121959acbde4ff9683c36fb.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4768

C:\Users\Admin\AppData\Local\Temp\fff4182c2e3cfc9932cc64c5f13e16d948c1b653a121959acbde4ff9683c36fb.exe
"C:\Users\Admin\AppData\Local\Temp\fff4182c2e3cfc9932cc64c5f13e16d948c1b653a121959acbde4ff9683c36fb.exe"
2⤵
- Checks computer location settings
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1344

C:\Windows\SysWOW64\icacls.exe
icacls "C:\Users\Admin\AppData\Local\0c7e800b-20f1-4f42-ad2c-8bb175782f1b" /deny *S-1-1-0:(OI)(CI)(DE,DC)
3⤵
- Modifies file permissions
PID:3528

C:\Users\Admin\AppData\Local\Temp\fff4182c2e3cfc9932cc64c5f13e16d948c1b653a121959acbde4ff9683c36fb.exe
"C:\Users\Admin\AppData\Local\Temp\fff4182c2e3cfc9932cc64c5f13e16d948c1b653a121959acbde4ff9683c36fb.exe" --Admin IsNotAutoStart IsNotTask
3⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4284

C:\Users\Admin\AppData\Local\Temp\fff4182c2e3cfc9932cc64c5f13e16d948c1b653a121959acbde4ff9683c36fb.exe
"C:\Users\Admin\AppData\Local\Temp\fff4182c2e3cfc9932cc64c5f13e16d948c1b653a121959acbde4ff9683c36fb.exe" --Admin IsNotAutoStart IsNotTask
4⤵
- Checks computer location settings
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3976

C:\Users\Admin\AppData\Local\fe716d2b-166c-4563-ba44-5ab2ae14cd1d\build2.exe
"C:\Users\Admin\AppData\Local\fe716d2b-166c-4563-ba44-5ab2ae14cd1d\build2.exe"
5⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4672

C:\Users\Admin\AppData\Local\fe716d2b-166c-4563-ba44-5ab2ae14cd1d\build2.exe
"C:\Users\Admin\AppData\Local\fe716d2b-166c-4563-ba44-5ab2ae14cd1d\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:1588

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c timeout /t 6 & del /f /q "C:\Users\Admin\AppData\Local\fe716d2b-166c-4563-ba44-5ab2ae14cd1d\build2.exe" & exit
7⤵
- Suspicious use of WriteProcessMemory
PID:2112

C:\Windows\SysWOW64\timeout.exe
timeout /t 6
8⤵
- Delays execution with timeout.exe
PID:1664

C:\Users\Admin\AppData\Local\fe716d2b-166c-4563-ba44-5ab2ae14cd1d\build3.exe
"C:\Users\Admin\AppData\Local\fe716d2b-166c-4563-ba44-5ab2ae14cd1d\build3.exe"
5⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3728

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:4516

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:1400

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:2772

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
ee7ad9d8f28e0558a94e667206e8a271

SHA1
b49a079526da92d55f2d1bc66659836c0f90a086

SHA256
9eeeef2cbd8192c6586ffa64114ad0c3e8e5ab3a73817e1044895517c6eba712

SHA512
0c1596e7b8e54e0cce8139a339c4c34f5f9391ce0b7051673abe7a43f174f292e0d3267b1ce1186247535941b416962b6fe63cb03855ddea254cf09fddad3223

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

MD5
6a3b8331e801f083b403b0857ed8d574

SHA1
48d275731f1dbd0630d1ca55a1b05f149a011d1f

SHA256
98651a2da4a4613bc2a03c4128926fe6b05f1af8a7a21e1fedec75db013706a0

SHA512
7527b8857707c8822e4b7f5049ddc9b4c49933e68535690746d84b7f0187a10f36e874719bdb1bf3ba8b035568a7cbafd687b80c4621dc35552d73f7e497071d

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

MD5
3312851ea941d65ce3c47e4b6d542504

SHA1
a200be7775802354e60e50d9828837482a0d1714

SHA256
a41dfca7cc252df987067dfcd0f72a1f05b5eb9a41ec5bcd42f7f7711d0e68b9

SHA512
016f61c4d000103fd5468b403f200e9d3bf8d2701ad53f1d9b8ef0bdfb767a16223bbe9941aaec52e5c50d2f554c146ff465d8e1beda5e7c7087aa9f333370f0

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

MD5
b4f43adde5b0b01e762a55b2df9c304c

SHA1
6143918c487207172a82e08a7e98e4ca41e86545

SHA256
4f0ad3d5b1a91d3e6bade2d92026f3bfd69eea12f7b38fdb4d0496e3951dae69

SHA512
fd364c0dd7da4786b20945740c78089899afd94869033bdeffb8401b465dc5470191c1aefab099c92c72e1ba4694472d1616200b1e5bda51e356599b93a9d99a

Download Submit
C:\Users\Admin\AppData\Local\0c7e800b-20f1-4f42-ad2c-8bb175782f1b\fff4182c2e3cfc9932cc64c5f13e16d948c1b653a121959acbde4ff9683c36fb.exe
Filesize
741KB

MD5
93b8dfd792940e15c3e744b79b8236eb

SHA1
89a77261c041e0e5e9cee804884ef7d0030bd590

SHA256
fff4182c2e3cfc9932cc64c5f13e16d948c1b653a121959acbde4ff9683c36fb

SHA512
28054ae6d1d6852b7c43e3a868c2dac25a78977e300ba8d77a7606bd9d0c36ad957199de7521335a4d87bb9fcb008e3a6529d2a042ca847f9b25c8b14a46c724

Download Submit
C:\Users\Admin\AppData\Local\fe716d2b-166c-4563-ba44-5ab2ae14cd1d\build2.exe
Filesize
416KB

MD5
aa18968e6cfbdc382ada6a3ed2852085

SHA1
4a41fa1a182916d5790aa2071106b3441d64468d

SHA256
c165c8db38ef8dd8c33d103b5ee78e9ddafd8081ff0c7c035fa5251f970e6cfb

SHA512
8ffdacca2b003438fd4874e7c88beedb6ad8cf9cd5b36fda5907751e06a85a829e7d9ce7335fb59590462f78054722bccba511b21db838368c661d993000a845

Download Submit
C:\Users\Admin\AppData\Local\fe716d2b-166c-4563-ba44-5ab2ae14cd1d\build2.exe
Filesize
416KB

MD5
aa18968e6cfbdc382ada6a3ed2852085

SHA1
4a41fa1a182916d5790aa2071106b3441d64468d

SHA256
c165c8db38ef8dd8c33d103b5ee78e9ddafd8081ff0c7c035fa5251f970e6cfb

SHA512
8ffdacca2b003438fd4874e7c88beedb6ad8cf9cd5b36fda5907751e06a85a829e7d9ce7335fb59590462f78054722bccba511b21db838368c661d993000a845

Download Submit
C:\Users\Admin\AppData\Local\fe716d2b-166c-4563-ba44-5ab2ae14cd1d\build2.exe
Filesize
416KB

MD5
aa18968e6cfbdc382ada6a3ed2852085

SHA1
4a41fa1a182916d5790aa2071106b3441d64468d

SHA256
c165c8db38ef8dd8c33d103b5ee78e9ddafd8081ff0c7c035fa5251f970e6cfb

SHA512
8ffdacca2b003438fd4874e7c88beedb6ad8cf9cd5b36fda5907751e06a85a829e7d9ce7335fb59590462f78054722bccba511b21db838368c661d993000a845

Download Submit
C:\Users\Admin\AppData\Local\fe716d2b-166c-4563-ba44-5ab2ae14cd1d\build2.exe
Filesize
416KB

MD5
aa18968e6cfbdc382ada6a3ed2852085

SHA1
4a41fa1a182916d5790aa2071106b3441d64468d

SHA256
c165c8db38ef8dd8c33d103b5ee78e9ddafd8081ff0c7c035fa5251f970e6cfb

SHA512
8ffdacca2b003438fd4874e7c88beedb6ad8cf9cd5b36fda5907751e06a85a829e7d9ce7335fb59590462f78054722bccba511b21db838368c661d993000a845

Download Submit
C:\Users\Admin\AppData\Local\fe716d2b-166c-4563-ba44-5ab2ae14cd1d\build3.exe
Filesize
9KB

MD5
9ead10c08e72ae41921191f8db39bc16

SHA1
abe3bce01cd34afc88e2c838173f8c2bd0090ae1

SHA256
8d7f0e6b6877bdfb9f4531afafd0451f7d17f0ac24e2f2427e9b4ecc5452b9f0

SHA512
aa35dbc59a3589df2763e76a495ce5a9e62196628b4c1d098add38bd7f27c49edf93a66fb8507fb746e37ee32932da2460e440f241abe1a5a279abcc1e5ffe4a

Download Submit
C:\Users\Admin\AppData\Local\fe716d2b-166c-4563-ba44-5ab2ae14cd1d\build3.exe
Filesize
9KB

MD5
9ead10c08e72ae41921191f8db39bc16

SHA1
abe3bce01cd34afc88e2c838173f8c2bd0090ae1

SHA256
8d7f0e6b6877bdfb9f4531afafd0451f7d17f0ac24e2f2427e9b4ecc5452b9f0

SHA512
aa35dbc59a3589df2763e76a495ce5a9e62196628b4c1d098add38bd7f27c49edf93a66fb8507fb746e37ee32932da2460e440f241abe1a5a279abcc1e5ffe4a

Download Submit
C:\Users\Admin\AppData\Local\fe716d2b-166c-4563-ba44-5ab2ae14cd1d\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/1344-137-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/1344-147-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/1344-135-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/1344-141-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/1344-134-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/1588-181-0x0000000000400000-0x000000000046C000-memory.dmp

Filesize
432KB

Download
memory/1588-206-0x0000000061E00000-0x0000000061EF3000-memory.dmp

Filesize
972KB

Download
memory/1588-180-0x0000000000400000-0x000000000046C000-memory.dmp

Filesize
432KB

Download
memory/1588-278-0x0000000000400000-0x000000000046C000-memory.dmp

Filesize
432KB

Download
memory/1588-277-0x0000000000400000-0x000000000046C000-memory.dmp

Filesize
432KB

Download
memory/1588-276-0x0000000000400000-0x000000000046C000-memory.dmp

Filesize
432KB

Download
memory/1588-183-0x0000000000400000-0x000000000046C000-memory.dmp

Filesize
432KB

Download
memory/1588-274-0x0000000000400000-0x000000000046C000-memory.dmp

Filesize
432KB

Download
memory/1588-178-0x0000000000400000-0x000000000046C000-memory.dmp

Filesize
432KB

Download
memory/3976-193-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/3976-159-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/3976-163-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/3976-158-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/3976-165-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/3976-275-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/3976-152-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/3976-166-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/3976-157-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/3976-151-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/4672-182-0x0000000004800000-0x0000000004857000-memory.dmp

Filesize
348KB

Download
memory/4768-136-0x0000000004B50000-0x0000000004C6B000-memory.dmp

Filesize
1.1MB

Download