djvu | e15838d109b4f5722792b79fd04d25c0362d21d3bcac91b25be543a2c8665002

General

Target

e15838d109b4f5722792b79fd04d25c0362d21d3bcac91b25be543a2c8665002.exe
Size

785KB
MD5

f6c55d3a17e55c0ae7e26f7b350cef55
SHA1

f9746c8456a947c726db0c7cb8099c4dcbb7e70d
SHA256

e15838d109b4f5722792b79fd04d25c0362d21d3bcac91b25be543a2c8665002
SHA512

bad401947516c98d5866a34b3fce6c890787a23fcc62dd10ca365b7d89c19b6e85a9d5765c16e1f42202190ba36403711aecd4f24f60ef6e8e17cd3df5f6f041
SSDEEP

24576:DHptzgsAQQPN1whgzZz85MI4IdunVVx+:DJtzgoeFDfL

Score

10^/10

djvu vidar 5739ef2bbcd39fcd59c5746bfe4238c5 discovery persistence ransomware stealer

Malware Config

Extracted

Family

djvu

C2

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

Attributes

extension
.looy
offline_id
1eSPzWRaNslCgtjBZfL5pzvovoiaVI4IZSnvAwt1
payload_url
http://sdfjhuz.com/dl/build2.exe
http://sajdfue.com/files/1/build3.exe
ransomnote
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rsa_pubkey.plain

Extracted

Family

vidar

Version

8.6

Botnet

5739ef2bbcd39fcd59c5746bfe4238c5

C2

https://steamcommunity.com/profiles/76561199658817715

https://t.me/sa9ok

Attributes

profile_id_v2
5739ef2bbcd39fcd59c5746bfe4238c5
user_agent
Mozilla/5.0 (Macintosh; Intel Mac OS X 10_15_7) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/122.0.0.0 Safari/537.36

Signatures

Detect Vidar Stealer 5 IoCs

stealer

Processes:

resource	yara_rule
behavioral2/memory/1988-51-0x0000000002190000-0x00000000021C1000-memory.dmp	family_vidar_v7
behavioral2/memory/2952-49-0x0000000000400000-0x0000000000644000-memory.dmp	family_vidar_v7
behavioral2/memory/2952-54-0x0000000000400000-0x0000000000644000-memory.dmp	family_vidar_v7
behavioral2/memory/2952-55-0x0000000000400000-0x0000000000644000-memory.dmp	family_vidar_v7
behavioral2/memory/2952-73-0x0000000000400000-0x0000000000644000-memory.dmp	family_vidar_v7

Detected Djvu ransomware 19 IoCs

Processes:

resource	yara_rule
behavioral2/memory/4432-2-0x0000000002B50000-0x0000000002C6B000-memory.dmp	family_djvu
behavioral2/memory/1620-3-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral2/memory/1620-4-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral2/memory/1620-5-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral2/memory/1620-6-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral2/memory/1620-17-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral2/memory/2604-22-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral2/memory/2604-23-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral2/memory/2604-24-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral2/memory/2604-29-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral2/memory/2604-30-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral2/memory/2604-34-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral2/memory/2604-37-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral2/memory/2604-36-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral2/memory/1988-50-0x00000000007B0000-0x00000000008B0000-memory.dmp	family_djvu
behavioral2/memory/2604-70-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral2/memory/2604-87-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral2/memory/3428-123-0x0000000000A30000-0x0000000000B30000-memory.dmp	family_djvu
behavioral2/memory/4932-140-0x0000000000AB0000-0x0000000000BB0000-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 10 IoCs

Processes:

build2.exebuild2.exebuild3.exebuild3.exemstsca.exemstsca.exemstsca.exemstsca.exemstsca.exemstsca.exe

pid	process
1988	build2.exe
2952	build2.exe
1428	build3.exe
1144	build3.exe
4964	mstsca.exe
2840	mstsca.exe
3428	mstsca.exe
2924	mstsca.exe
4932	mstsca.exe
3580	mstsca.exe

Modifies file permissions 1 TTPs 1 IoCs
discovery

File and Directory Permissions Modification
T1222

Processes:

icacls.exe

pid process

4792 icacls.exe

pid	process
4792	icacls.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

e15838d109b4f5722792b79fd04d25c0362d21d3bcac91b25be543a2c8665002.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2567984660-2719943099-2683635618-1000\Software\Microsoft\Windows\CurrentVersion\Run\SysHelper = "\"C:\\Users\\Admin\\AppData\\Local\\4c356a24-b33a-47c9-8877-e022dc51042d\\e15838d109b4f5722792b79fd04d25c0362d21d3bcac91b25be543a2c8665002.exe\" --AutoStart"	e15838d109b4f5722792b79fd04d25c0362d21d3bcac91b25be543a2c8665002.exe

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

1 api.2ip.ua
2 api.2ip.ua
7 api.2ip.ua

flow	ioc
1	api.2ip.ua
2	api.2ip.ua
7	api.2ip.ua

Suspicious use of SetThreadContext 7 IoCs

Processes:

e15838d109b4f5722792b79fd04d25c0362d21d3bcac91b25be543a2c8665002.exee15838d109b4f5722792b79fd04d25c0362d21d3bcac91b25be543a2c8665002.exebuild2.exebuild3.exemstsca.exemstsca.exemstsca.exe

description	pid	process	target process
PID 4432 set thread context of 1620	4432	e15838d109b4f5722792b79fd04d25c0362d21d3bcac91b25be543a2c8665002.exe	e15838d109b4f5722792b79fd04d25c0362d21d3bcac91b25be543a2c8665002.exe
PID 2252 set thread context of 2604	2252	e15838d109b4f5722792b79fd04d25c0362d21d3bcac91b25be543a2c8665002.exe	e15838d109b4f5722792b79fd04d25c0362d21d3bcac91b25be543a2c8665002.exe
PID 1988 set thread context of 2952	1988	build2.exe	build2.exe
PID 1428 set thread context of 1144	1428	build3.exe	build3.exe
PID 4964 set thread context of 2840	4964	mstsca.exe	mstsca.exe
PID 3428 set thread context of 2924	3428	mstsca.exe	mstsca.exe
PID 4932 set thread context of 3580	4932	mstsca.exe	mstsca.exe

Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).

System Information Discovery
T1082
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2612 2952 WerFault.exe 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

4448 schtasks.exe
2196 schtasks.exe

pid	pid_target	process	target process
2612	2952	WerFault.exe	build2.exe

pid	process
4448	schtasks.exe
2196	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

e15838d109b4f5722792b79fd04d25c0362d21d3bcac91b25be543a2c8665002.exee15838d109b4f5722792b79fd04d25c0362d21d3bcac91b25be543a2c8665002.exe

pid	process
1620	e15838d109b4f5722792b79fd04d25c0362d21d3bcac91b25be543a2c8665002.exe
1620	e15838d109b4f5722792b79fd04d25c0362d21d3bcac91b25be543a2c8665002.exe
2604	e15838d109b4f5722792b79fd04d25c0362d21d3bcac91b25be543a2c8665002.exe
2604	e15838d109b4f5722792b79fd04d25c0362d21d3bcac91b25be543a2c8665002.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

e15838d109b4f5722792b79fd04d25c0362d21d3bcac91b25be543a2c8665002.exee15838d109b4f5722792b79fd04d25c0362d21d3bcac91b25be543a2c8665002.exee15838d109b4f5722792b79fd04d25c0362d21d3bcac91b25be543a2c8665002.exee15838d109b4f5722792b79fd04d25c0362d21d3bcac91b25be543a2c8665002.exebuild2.exebuild3.exebuild3.exemstsca.exemstsca.exe

description	pid	process	target process
PID 4432 wrote to memory of 1620	4432	e15838d109b4f5722792b79fd04d25c0362d21d3bcac91b25be543a2c8665002.exe	e15838d109b4f5722792b79fd04d25c0362d21d3bcac91b25be543a2c8665002.exe
PID 4432 wrote to memory of 1620	4432	e15838d109b4f5722792b79fd04d25c0362d21d3bcac91b25be543a2c8665002.exe	e15838d109b4f5722792b79fd04d25c0362d21d3bcac91b25be543a2c8665002.exe
PID 4432 wrote to memory of 1620	4432	e15838d109b4f5722792b79fd04d25c0362d21d3bcac91b25be543a2c8665002.exe	e15838d109b4f5722792b79fd04d25c0362d21d3bcac91b25be543a2c8665002.exe
PID 4432 wrote to memory of 1620	4432	e15838d109b4f5722792b79fd04d25c0362d21d3bcac91b25be543a2c8665002.exe	e15838d109b4f5722792b79fd04d25c0362d21d3bcac91b25be543a2c8665002.exe
PID 4432 wrote to memory of 1620	4432	e15838d109b4f5722792b79fd04d25c0362d21d3bcac91b25be543a2c8665002.exe	e15838d109b4f5722792b79fd04d25c0362d21d3bcac91b25be543a2c8665002.exe
PID 4432 wrote to memory of 1620	4432	e15838d109b4f5722792b79fd04d25c0362d21d3bcac91b25be543a2c8665002.exe	e15838d109b4f5722792b79fd04d25c0362d21d3bcac91b25be543a2c8665002.exe
PID 4432 wrote to memory of 1620	4432	e15838d109b4f5722792b79fd04d25c0362d21d3bcac91b25be543a2c8665002.exe	e15838d109b4f5722792b79fd04d25c0362d21d3bcac91b25be543a2c8665002.exe
PID 4432 wrote to memory of 1620	4432	e15838d109b4f5722792b79fd04d25c0362d21d3bcac91b25be543a2c8665002.exe	e15838d109b4f5722792b79fd04d25c0362d21d3bcac91b25be543a2c8665002.exe
PID 4432 wrote to memory of 1620	4432	e15838d109b4f5722792b79fd04d25c0362d21d3bcac91b25be543a2c8665002.exe	e15838d109b4f5722792b79fd04d25c0362d21d3bcac91b25be543a2c8665002.exe
PID 4432 wrote to memory of 1620	4432	e15838d109b4f5722792b79fd04d25c0362d21d3bcac91b25be543a2c8665002.exe	e15838d109b4f5722792b79fd04d25c0362d21d3bcac91b25be543a2c8665002.exe
PID 1620 wrote to memory of 4792	1620	e15838d109b4f5722792b79fd04d25c0362d21d3bcac91b25be543a2c8665002.exe	icacls.exe
PID 1620 wrote to memory of 4792	1620	e15838d109b4f5722792b79fd04d25c0362d21d3bcac91b25be543a2c8665002.exe	icacls.exe
PID 1620 wrote to memory of 4792	1620	e15838d109b4f5722792b79fd04d25c0362d21d3bcac91b25be543a2c8665002.exe	icacls.exe
PID 1620 wrote to memory of 2252	1620	e15838d109b4f5722792b79fd04d25c0362d21d3bcac91b25be543a2c8665002.exe	e15838d109b4f5722792b79fd04d25c0362d21d3bcac91b25be543a2c8665002.exe
PID 1620 wrote to memory of 2252	1620	e15838d109b4f5722792b79fd04d25c0362d21d3bcac91b25be543a2c8665002.exe	e15838d109b4f5722792b79fd04d25c0362d21d3bcac91b25be543a2c8665002.exe
PID 1620 wrote to memory of 2252	1620	e15838d109b4f5722792b79fd04d25c0362d21d3bcac91b25be543a2c8665002.exe	e15838d109b4f5722792b79fd04d25c0362d21d3bcac91b25be543a2c8665002.exe
PID 2252 wrote to memory of 2604	2252	e15838d109b4f5722792b79fd04d25c0362d21d3bcac91b25be543a2c8665002.exe	e15838d109b4f5722792b79fd04d25c0362d21d3bcac91b25be543a2c8665002.exe
PID 2252 wrote to memory of 2604	2252	e15838d109b4f5722792b79fd04d25c0362d21d3bcac91b25be543a2c8665002.exe	e15838d109b4f5722792b79fd04d25c0362d21d3bcac91b25be543a2c8665002.exe
PID 2252 wrote to memory of 2604	2252	e15838d109b4f5722792b79fd04d25c0362d21d3bcac91b25be543a2c8665002.exe	e15838d109b4f5722792b79fd04d25c0362d21d3bcac91b25be543a2c8665002.exe
PID 2252 wrote to memory of 2604	2252	e15838d109b4f5722792b79fd04d25c0362d21d3bcac91b25be543a2c8665002.exe	e15838d109b4f5722792b79fd04d25c0362d21d3bcac91b25be543a2c8665002.exe
PID 2252 wrote to memory of 2604	2252	e15838d109b4f5722792b79fd04d25c0362d21d3bcac91b25be543a2c8665002.exe	e15838d109b4f5722792b79fd04d25c0362d21d3bcac91b25be543a2c8665002.exe
PID 2252 wrote to memory of 2604	2252	e15838d109b4f5722792b79fd04d25c0362d21d3bcac91b25be543a2c8665002.exe	e15838d109b4f5722792b79fd04d25c0362d21d3bcac91b25be543a2c8665002.exe
PID 2252 wrote to memory of 2604	2252	e15838d109b4f5722792b79fd04d25c0362d21d3bcac91b25be543a2c8665002.exe	e15838d109b4f5722792b79fd04d25c0362d21d3bcac91b25be543a2c8665002.exe
PID 2252 wrote to memory of 2604	2252	e15838d109b4f5722792b79fd04d25c0362d21d3bcac91b25be543a2c8665002.exe	e15838d109b4f5722792b79fd04d25c0362d21d3bcac91b25be543a2c8665002.exe
PID 2252 wrote to memory of 2604	2252	e15838d109b4f5722792b79fd04d25c0362d21d3bcac91b25be543a2c8665002.exe	e15838d109b4f5722792b79fd04d25c0362d21d3bcac91b25be543a2c8665002.exe
PID 2252 wrote to memory of 2604	2252	e15838d109b4f5722792b79fd04d25c0362d21d3bcac91b25be543a2c8665002.exe	e15838d109b4f5722792b79fd04d25c0362d21d3bcac91b25be543a2c8665002.exe
PID 2604 wrote to memory of 1988	2604	e15838d109b4f5722792b79fd04d25c0362d21d3bcac91b25be543a2c8665002.exe	build2.exe
PID 2604 wrote to memory of 1988	2604	e15838d109b4f5722792b79fd04d25c0362d21d3bcac91b25be543a2c8665002.exe	build2.exe
PID 2604 wrote to memory of 1988	2604	e15838d109b4f5722792b79fd04d25c0362d21d3bcac91b25be543a2c8665002.exe	build2.exe
PID 1988 wrote to memory of 2952	1988	build2.exe	build2.exe
PID 1988 wrote to memory of 2952	1988	build2.exe	build2.exe
PID 1988 wrote to memory of 2952	1988	build2.exe	build2.exe
PID 1988 wrote to memory of 2952	1988	build2.exe	build2.exe
PID 1988 wrote to memory of 2952	1988	build2.exe	build2.exe
PID 1988 wrote to memory of 2952	1988	build2.exe	build2.exe
PID 1988 wrote to memory of 2952	1988	build2.exe	build2.exe
PID 1988 wrote to memory of 2952	1988	build2.exe	build2.exe
PID 1988 wrote to memory of 2952	1988	build2.exe	build2.exe
PID 1988 wrote to memory of 2952	1988	build2.exe	build2.exe
PID 2604 wrote to memory of 1428	2604	e15838d109b4f5722792b79fd04d25c0362d21d3bcac91b25be543a2c8665002.exe	build3.exe
PID 2604 wrote to memory of 1428	2604	e15838d109b4f5722792b79fd04d25c0362d21d3bcac91b25be543a2c8665002.exe	build3.exe
PID 2604 wrote to memory of 1428	2604	e15838d109b4f5722792b79fd04d25c0362d21d3bcac91b25be543a2c8665002.exe	build3.exe
PID 1428 wrote to memory of 1144	1428	build3.exe	build3.exe
PID 1428 wrote to memory of 1144	1428	build3.exe	build3.exe
PID 1428 wrote to memory of 1144	1428	build3.exe	build3.exe
PID 1428 wrote to memory of 1144	1428	build3.exe	build3.exe
PID 1428 wrote to memory of 1144	1428	build3.exe	build3.exe
PID 1428 wrote to memory of 1144	1428	build3.exe	build3.exe
PID 1428 wrote to memory of 1144	1428	build3.exe	build3.exe
PID 1428 wrote to memory of 1144	1428	build3.exe	build3.exe
PID 1428 wrote to memory of 1144	1428	build3.exe	build3.exe
PID 1144 wrote to memory of 4448	1144	build3.exe	schtasks.exe
PID 1144 wrote to memory of 4448	1144	build3.exe	schtasks.exe
PID 1144 wrote to memory of 4448	1144	build3.exe	schtasks.exe
PID 4964 wrote to memory of 2840	4964	mstsca.exe	mstsca.exe
PID 4964 wrote to memory of 2840	4964	mstsca.exe	mstsca.exe
PID 4964 wrote to memory of 2840	4964	mstsca.exe	mstsca.exe
PID 4964 wrote to memory of 2840	4964	mstsca.exe	mstsca.exe
PID 4964 wrote to memory of 2840	4964	mstsca.exe	mstsca.exe
PID 4964 wrote to memory of 2840	4964	mstsca.exe	mstsca.exe
PID 4964 wrote to memory of 2840	4964	mstsca.exe	mstsca.exe
PID 4964 wrote to memory of 2840	4964	mstsca.exe	mstsca.exe
PID 4964 wrote to memory of 2840	4964	mstsca.exe	mstsca.exe
PID 2840 wrote to memory of 2196	2840	mstsca.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\e15838d109b4f5722792b79fd04d25c0362d21d3bcac91b25be543a2c8665002.exe
"C:\Users\Admin\AppData\Local\Temp\e15838d109b4f5722792b79fd04d25c0362d21d3bcac91b25be543a2c8665002.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4432

C:\Users\Admin\AppData\Local\Temp\e15838d109b4f5722792b79fd04d25c0362d21d3bcac91b25be543a2c8665002.exe
"C:\Users\Admin\AppData\Local\Temp\e15838d109b4f5722792b79fd04d25c0362d21d3bcac91b25be543a2c8665002.exe"
2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1620

C:\Windows\SysWOW64\icacls.exe
icacls "C:\Users\Admin\AppData\Local\4c356a24-b33a-47c9-8877-e022dc51042d" /deny *S-1-1-0:(OI)(CI)(DE,DC)
3⤵
- Modifies file permissions
PID:4792

C:\Users\Admin\AppData\Local\Temp\e15838d109b4f5722792b79fd04d25c0362d21d3bcac91b25be543a2c8665002.exe
"C:\Users\Admin\AppData\Local\Temp\e15838d109b4f5722792b79fd04d25c0362d21d3bcac91b25be543a2c8665002.exe" --Admin IsNotAutoStart IsNotTask
3⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2252

C:\Users\Admin\AppData\Local\Temp\e15838d109b4f5722792b79fd04d25c0362d21d3bcac91b25be543a2c8665002.exe
"C:\Users\Admin\AppData\Local\Temp\e15838d109b4f5722792b79fd04d25c0362d21d3bcac91b25be543a2c8665002.exe" --Admin IsNotAutoStart IsNotTask
4⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2604

C:\Users\Admin\AppData\Local\a5550d53-3090-4623-94ed-b1c2c7b5c59a\build2.exe
"C:\Users\Admin\AppData\Local\a5550d53-3090-4623-94ed-b1c2c7b5c59a\build2.exe"
5⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1988

C:\Users\Admin\AppData\Local\a5550d53-3090-4623-94ed-b1c2c7b5c59a\build2.exe
"C:\Users\Admin\AppData\Local\a5550d53-3090-4623-94ed-b1c2c7b5c59a\build2.exe"
6⤵
- Executes dropped EXE
PID:2952

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 2952 -s 2344
7⤵
- Program crash
PID:2612

C:\Users\Admin\AppData\Local\a5550d53-3090-4623-94ed-b1c2c7b5c59a\build3.exe
"C:\Users\Admin\AppData\Local\a5550d53-3090-4623-94ed-b1c2c7b5c59a\build3.exe"
5⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1428

C:\Users\Admin\AppData\Local\a5550d53-3090-4623-94ed-b1c2c7b5c59a\build3.exe
"C:\Users\Admin\AppData\Local\a5550d53-3090-4623-94ed-b1c2c7b5c59a\build3.exe"
6⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1144

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"
7⤵
- Creates scheduled task(s)
PID:4448

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 368 -p 2952 -ip 2952
1⤵
PID:1348

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 SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4964

C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
2⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2840

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"
3⤵
- Creates scheduled task(s)
PID:2196

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 SetThreadContext
PID:3428

C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
2⤵
- Executes dropped EXE
PID:2924

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 SetThreadContext
PID:4932

C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
2⤵
- Executes dropped EXE
PID:3580

Network

MITRE ATT&CK Matrix ATT&CK v13

Initial Access

Execution

Scheduled Task/Job

1

T1053

Persistence

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

Scheduled Task/Job

Privilege Escalation

Boot or Logon Autostart Execution

1

T1547

Registry Run Keys / Startup Folder

Scheduled Task/Job

Defense Evasion

File and Directory Permissions Modification

1

T1222

Modify Registry

1

T1112

Credential Access

Discovery

System Information Discovery

1

T1082

Lateral Movement

Collection

Exfiltration

Command and Control

Impact

Resource Development

Reconnaissance

Replay Monitor

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Downloads

C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\24BD96D5497F70B3F510A6B53CD43F3E_3A89246FB90C5EE6620004F1AE0EB0EA
Filesize
1KB

MD5
f213915edaae28d50459918c3bb1de6d

SHA1
55c71f771f67ca04df6876eebc30453b328352fc

SHA256
e226380b93bacad0e4cb95ecb5369941396f49c3bd6c869367a2b840def41ee9

SHA512
1dd92cafe3c45c7739aaa3ede9868597f6a689bc221d18f69d7676f8f2323ced160a22e1df661413465544afe9620f34606078dcc6baf83125d912c768bd1303

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\CAF4703619713E3F18D8A9D5D88D6288_F2DAF19C1F776537105D08FC8D978464
Filesize
724B

MD5
8202a1cd02e7d69597995cabbe881a12

SHA1
8858d9d934b7aa9330ee73de6c476acf19929ff6

SHA256
58f381c3a0a0ace6321da22e40bd44a597bd98b9c9390ab9258426b5cf75a7a5

SHA512
97ba9fceab995d4bef706f8deef99e06862999734ebe6a05832c710104479c6337cbf0a76e1c1e0f91566a61334dc100d837dfd049e20da765fe49def684f9c9

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\24BD96D5497F70B3F510A6B53CD43F3E_3A89246FB90C5EE6620004F1AE0EB0EA
Filesize
410B

MD5
990d14134763a379fe9ce51fe792ddc7

SHA1
4eb36bce92fd744d0e2a9bd60337e0419a5f9316

SHA256
63b09b9f2ca2ce9e1d49757cef1820d16476f5104e9491870eeef23965ae930a

SHA512
5669d75829eb1736dcfc222745378261cc4a01ce0b8b3f1d568e5b55e9921860186312ec05e4457954593772c1d958661336497a31e8e4097d1d0fb7a0a3a777

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\CAF4703619713E3F18D8A9D5D88D6288_F2DAF19C1F776537105D08FC8D978464
Filesize
392B

MD5
2edf64298002b63b4cf8e3f8b4043ae1

SHA1
5695e077f94fc877bd5aa838ae2378302dff0ea1

SHA256
501142efc7f0e4e42f21a674962b523622d7eb89fa6914b59e1e5a649ad2ca7f

SHA512
68897aae476b5f0f2a6056a2f9638dccfe310ae1e5a18e8fa06ef97654ddcbe3fbc594d4954bdf2f603d47eaa2694624766c37cfe848293970a8f797c96b3ed7

Download Submit
C:\Users\Admin\AppData\Local\4c356a24-b33a-47c9-8877-e022dc51042d\e15838d109b4f5722792b79fd04d25c0362d21d3bcac91b25be543a2c8665002.exe
Filesize
785KB

MD5
f6c55d3a17e55c0ae7e26f7b350cef55

SHA1
f9746c8456a947c726db0c7cb8099c4dcbb7e70d

SHA256
e15838d109b4f5722792b79fd04d25c0362d21d3bcac91b25be543a2c8665002

SHA512
bad401947516c98d5866a34b3fce6c890787a23fcc62dd10ca365b7d89c19b6e85a9d5765c16e1f42202190ba36403711aecd4f24f60ef6e8e17cd3df5f6f041

Download Submit
C:\Users\Admin\AppData\Local\a5550d53-3090-4623-94ed-b1c2c7b5c59a\build2.exe
Filesize
277KB

MD5
8dae8b6a6be6e3527183594d1c26a2d3

SHA1
b87e40cee60869a36e79c88c8a3a34baf0bc4889

SHA256
afce72cd3bc717c784962083066e3ede2b0aaadbe0908ec7360096c923774fa5

SHA512
0bf065700db647efba39a13a58242a595907e6c11885575cf0bdad9e23ab40583c8a6535464e46d75d075e20d88b7a6305a761df9da787fdc8728483dd48f96e

Download Submit
C:\Users\Admin\AppData\Local\a5550d53-3090-4623-94ed-b1c2c7b5c59a\build3.exe
Filesize
299KB

MD5
41b883a061c95e9b9cb17d4ca50de770

SHA1
1daf96ec21d53d9a4699cea9b4db08cda6fbb5ad

SHA256
fef2c8ca07c500e416fd7700a381c39899ee26ce1119f62e7c65cf922ce8b408

SHA512
cdd1bb3a36182575cd715a52815765161eeaa3849e72c1c2a9a4e84cc43af9f8ec4997e642702bb3de41f162d2e8fd8717f6f8302bba5306821ee4d155626319

Download Submit
memory/1144-77-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/1144-82-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/1144-84-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/1144-85-0x0000000000410000-0x0000000000413000-memory.dmp

Filesize
12KB

Download
memory/1428-78-0x0000000000B60000-0x0000000000C60000-memory.dmp

Filesize
1024KB

Download
memory/1428-80-0x0000000000B50000-0x0000000000B54000-memory.dmp

Filesize
16KB

Download
memory/1620-6-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/1620-5-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/1620-4-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/1620-3-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/1620-17-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/1988-51-0x0000000002190000-0x00000000021C1000-memory.dmp

Filesize
196KB

Download
memory/1988-50-0x00000000007B0000-0x00000000008B0000-memory.dmp

Filesize
1024KB

Download
memory/2252-20-0x0000000002730000-0x00000000027C9000-memory.dmp

Filesize
612KB

Download
memory/2604-23-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/2604-22-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/2604-37-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/2604-87-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/2604-36-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/2604-24-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/2604-34-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/2604-70-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/2604-29-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/2604-30-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/2952-73-0x0000000000400000-0x0000000000644000-memory.dmp

Filesize
2.3MB

Download
memory/2952-55-0x0000000000400000-0x0000000000644000-memory.dmp

Filesize
2.3MB

Download
memory/2952-54-0x0000000000400000-0x0000000000644000-memory.dmp

Filesize
2.3MB

Download
memory/2952-49-0x0000000000400000-0x0000000000644000-memory.dmp

Filesize
2.3MB

Download
memory/3428-118-0x0000000000A30000-0x0000000000B30000-memory.dmp

Filesize
1024KB

Download
memory/3428-123-0x0000000000A30000-0x0000000000B30000-memory.dmp

Filesize
1024KB

Download
memory/4432-1-0x00000000029C0000-0x0000000002A56000-memory.dmp

Filesize
600KB

Download
memory/4432-2-0x0000000002B50000-0x0000000002C6B000-memory.dmp

Filesize
1.1MB

Download
memory/4932-140-0x0000000000AB0000-0x0000000000BB0000-memory.dmp

Filesize
1024KB

Download
memory/4964-92-0x0000000000900000-0x0000000000A00000-memory.dmp

Filesize
1024KB

Download

Analysis

Sharing

General

Malware Config

Extracted

Extracted

Signatures

Processes

Network

MITRE ATT&CK Matrix ATT&CK v13

Replay Monitor

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Downloads