djvu | 8ed183df76d08024f15e051f4f5711535dde6372ff4beafecfff07f82e846800

Analysis

max time kernel
166s
max time network
147s
platform
windows7_x64
resource
win7-20231215-en
resource tags

arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system
submitted
01-01-2024 15:12

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General

Target

a1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46.exe
Size

740KB
MD5

b0475c2ee7b9c7f2ed5a8d6d8a8c4b5d
SHA1

18845f37a2ffa83d62eed48f608019b1200f5ee2
SHA256

a1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46
SHA512

6b860b7e7ed3f2e459e825df5e4c7d2e571c1b6dd922d8b57aeda1842463f66742e7365687ec45bc348efdde27441960f04e42b94e796fa80ef9383a7ad0cc47
SSDEEP

12288:aSVJ90fbghORSIZgVf4wYDfpCwmx1jGHL+gQqGjcj366YEwrJUDHeW9:aSVGbghTVf5FXqIqGjcj36gYnW9

Score

10^/10

djvu discovery persistence ransomware

Malware Config

Extracted

Family

djvu

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

Attributes

extension
.hgew
offline_id
Nk8w6hJsuGrE3s2SYWM3ehMUHvjgVRqqgX84dat1
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-iTbDHY13BX 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: 0780JOsie

rsa_pubkey.plain

Signatures

Detected Djvu ransomware 14 IoCs

Processes:

resource	yara_rule
behavioral29/memory/2804-1-0x0000000003D80000-0x0000000003E9B000-memory.dmp	family_djvu
behavioral29/memory/2984-4-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral29/memory/2984-7-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral29/memory/2984-8-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral29/memory/2984-26-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral29/memory/2832-32-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral29/memory/2832-33-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral29/memory/2832-46-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral29/memory/2832-47-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral29/memory/2832-51-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral29/memory/2832-53-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral29/memory/2832-54-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral29/memory/2832-55-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral29/memory/2832-67-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu

Djvu Ransomware
Ransomware which is a variant of the STOP family.
ransomware djvu
Downloads MZ/PE file
Executes dropped EXE 6 IoCs

Processes:

build3.exebuild3.exemstsca.exemstsca.exemstsca.exemstsca.exe

pid process

1576 build3.exe
2364 build3.exe
1688 mstsca.exe
3044 mstsca.exe
1096 mstsca.exe
2532 mstsca.exe

pid	process
1576	build3.exe
2364	build3.exe
1688	mstsca.exe
3044	mstsca.exe
1096	mstsca.exe
2532	mstsca.exe

Loads dropped DLL 2 IoCs

Processes:

a1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46.exe

pid	process
2832	a1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46.exe
2832	a1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46.exe

Modifies file permissions 1 TTPs 1 IoCs
discovery

File and Directory Permissions Modification
T1222

Processes:

icacls.exe

pid process

2916 icacls.exe

pid	process
2916	icacls.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1547.001

Modify Registry

T1112

Processes:

a1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-452311807-3713411997-1028535425-1000\Software\Microsoft\Windows\CurrentVersion\Run\SysHelper = "\"C:\\Users\\Admin\\AppData\\Local\\131e0f81-b4e6-4963-906b-0d0a17e84e86\\a1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46.exe\" --AutoStart"	a1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46.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

3 api.2ip.ua
4 api.2ip.ua
9 api.2ip.ua

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

Suspicious use of SetThreadContext 5 IoCs

Processes:

a1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46.exea1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46.exebuild3.exemstsca.exemstsca.exe

description	pid	process	target process
PID 2804 set thread context of 2984	2804	a1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46.exe	a1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46.exe
PID 2928 set thread context of 2832	2928	a1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46.exe	a1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46.exe
PID 1576 set thread context of 2364	1576	build3.exe	build3.exe
PID 1688 set thread context of 3044	1688	mstsca.exe	mstsca.exe
PID 1096 set thread context of 2532	1096	mstsca.exe	mstsca.exe

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

System Information Discovery
T1082
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

1836 schtasks.exe
3012 schtasks.exe

pid	process
1836	schtasks.exe
3012	schtasks.exe

Suspicious behavior: EnumeratesProcesses 4 IoCs

Processes:

a1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46.exea1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46.exe

pid	process
2984	a1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46.exe
2984	a1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46.exe
2832	a1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46.exe
2832	a1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

a1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46.exea1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46.exea1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46.exea1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46.exebuild3.exebuild3.exetaskeng.exemstsca.exemstsca.exe

description	pid	process	target process
PID 2804 wrote to memory of 2984	2804	a1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46.exe	a1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46.exe
PID 2804 wrote to memory of 2984	2804	a1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46.exe	a1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46.exe
PID 2804 wrote to memory of 2984	2804	a1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46.exe	a1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46.exe
PID 2804 wrote to memory of 2984	2804	a1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46.exe	a1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46.exe
PID 2804 wrote to memory of 2984	2804	a1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46.exe	a1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46.exe
PID 2804 wrote to memory of 2984	2804	a1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46.exe	a1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46.exe
PID 2804 wrote to memory of 2984	2804	a1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46.exe	a1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46.exe
PID 2804 wrote to memory of 2984	2804	a1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46.exe	a1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46.exe
PID 2804 wrote to memory of 2984	2804	a1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46.exe	a1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46.exe
PID 2804 wrote to memory of 2984	2804	a1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46.exe	a1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46.exe
PID 2804 wrote to memory of 2984	2804	a1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46.exe	a1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46.exe
PID 2984 wrote to memory of 2916	2984	a1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46.exe	icacls.exe
PID 2984 wrote to memory of 2916	2984	a1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46.exe	icacls.exe
PID 2984 wrote to memory of 2916	2984	a1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46.exe	icacls.exe
PID 2984 wrote to memory of 2916	2984	a1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46.exe	icacls.exe
PID 2984 wrote to memory of 2928	2984	a1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46.exe	a1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46.exe
PID 2984 wrote to memory of 2928	2984	a1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46.exe	a1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46.exe
PID 2984 wrote to memory of 2928	2984	a1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46.exe	a1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46.exe
PID 2984 wrote to memory of 2928	2984	a1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46.exe	a1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46.exe
PID 2928 wrote to memory of 2832	2928	a1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46.exe	a1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46.exe
PID 2928 wrote to memory of 2832	2928	a1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46.exe	a1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46.exe
PID 2928 wrote to memory of 2832	2928	a1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46.exe	a1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46.exe
PID 2928 wrote to memory of 2832	2928	a1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46.exe	a1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46.exe
PID 2928 wrote to memory of 2832	2928	a1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46.exe	a1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46.exe
PID 2928 wrote to memory of 2832	2928	a1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46.exe	a1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46.exe
PID 2928 wrote to memory of 2832	2928	a1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46.exe	a1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46.exe
PID 2928 wrote to memory of 2832	2928	a1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46.exe	a1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46.exe
PID 2928 wrote to memory of 2832	2928	a1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46.exe	a1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46.exe
PID 2928 wrote to memory of 2832	2928	a1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46.exe	a1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46.exe
PID 2928 wrote to memory of 2832	2928	a1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46.exe	a1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46.exe
PID 2832 wrote to memory of 1576	2832	a1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46.exe	build3.exe
PID 2832 wrote to memory of 1576	2832	a1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46.exe	build3.exe
PID 2832 wrote to memory of 1576	2832	a1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46.exe	build3.exe
PID 2832 wrote to memory of 1576	2832	a1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46.exe	build3.exe
PID 1576 wrote to memory of 2364	1576	build3.exe	build3.exe
PID 1576 wrote to memory of 2364	1576	build3.exe	build3.exe
PID 1576 wrote to memory of 2364	1576	build3.exe	build3.exe
PID 1576 wrote to memory of 2364	1576	build3.exe	build3.exe
PID 1576 wrote to memory of 2364	1576	build3.exe	build3.exe
PID 1576 wrote to memory of 2364	1576	build3.exe	build3.exe
PID 1576 wrote to memory of 2364	1576	build3.exe	build3.exe
PID 1576 wrote to memory of 2364	1576	build3.exe	build3.exe
PID 1576 wrote to memory of 2364	1576	build3.exe	build3.exe
PID 1576 wrote to memory of 2364	1576	build3.exe	build3.exe
PID 2364 wrote to memory of 3012	2364	build3.exe	schtasks.exe
PID 2364 wrote to memory of 3012	2364	build3.exe	schtasks.exe
PID 2364 wrote to memory of 3012	2364	build3.exe	schtasks.exe
PID 2364 wrote to memory of 3012	2364	build3.exe	schtasks.exe
PID 2432 wrote to memory of 1688	2432	taskeng.exe	mstsca.exe
PID 2432 wrote to memory of 1688	2432	taskeng.exe	mstsca.exe
PID 2432 wrote to memory of 1688	2432	taskeng.exe	mstsca.exe
PID 2432 wrote to memory of 1688	2432	taskeng.exe	mstsca.exe
PID 1688 wrote to memory of 3044	1688	mstsca.exe	mstsca.exe
PID 1688 wrote to memory of 3044	1688	mstsca.exe	mstsca.exe
PID 1688 wrote to memory of 3044	1688	mstsca.exe	mstsca.exe
PID 1688 wrote to memory of 3044	1688	mstsca.exe	mstsca.exe
PID 1688 wrote to memory of 3044	1688	mstsca.exe	mstsca.exe
PID 1688 wrote to memory of 3044	1688	mstsca.exe	mstsca.exe
PID 1688 wrote to memory of 3044	1688	mstsca.exe	mstsca.exe
PID 1688 wrote to memory of 3044	1688	mstsca.exe	mstsca.exe
PID 1688 wrote to memory of 3044	1688	mstsca.exe	mstsca.exe
PID 1688 wrote to memory of 3044	1688	mstsca.exe	mstsca.exe
PID 3044 wrote to memory of 1836	3044	mstsca.exe	schtasks.exe
PID 3044 wrote to memory of 1836	3044	mstsca.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\a1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46.exe
"C:\Users\Admin\AppData\Local\Temp\a1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2804

C:\Users\Admin\AppData\Local\Temp\a1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46.exe
"C:\Users\Admin\AppData\Local\Temp\a1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46.exe"
2⤵
- Adds Run key to start application
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2984

C:\Windows\SysWOW64\icacls.exe
icacls "C:\Users\Admin\AppData\Local\131e0f81-b4e6-4963-906b-0d0a17e84e86" /deny *S-1-1-0:(OI)(CI)(DE,DC)
3⤵
- Modifies file permissions
PID:2916

C:\Users\Admin\AppData\Local\Temp\a1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46.exe
"C:\Users\Admin\AppData\Local\Temp\a1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46.exe" --Admin IsNotAutoStart IsNotTask
3⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2928

C:\Users\Admin\AppData\Local\Temp\a1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46.exe
"C:\Users\Admin\AppData\Local\Temp\a1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46.exe" --Admin IsNotAutoStart IsNotTask
4⤵
- Loads dropped DLL
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2832

C:\Users\Admin\AppData\Local\5b537875-0b53-41bc-b6ae-4f5065ee0716\build3.exe
"C:\Users\Admin\AppData\Local\5b537875-0b53-41bc-b6ae-4f5065ee0716\build3.exe"
5⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1576

C:\Users\Admin\AppData\Local\5b537875-0b53-41bc-b6ae-4f5065ee0716\build3.exe
"C:\Users\Admin\AppData\Local\5b537875-0b53-41bc-b6ae-4f5065ee0716\build3.exe"
6⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2364

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:3012

C:\Windows\system32\taskeng.exe
taskeng.exe {2FE257DF-25C4-4D2E-B16D-C5AAED0F348A} S-1-5-21-452311807-3713411997-1028535425-1000:OZEMQECW\Admin:Interactive:[1]
1⤵
- Suspicious use of WriteProcessMemory
PID:2432

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 SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1688

C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
3⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3044

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"
4⤵
- Creates scheduled task(s)
PID:1836

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 SetThreadContext
PID:1096

C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
3⤵
- Executes dropped EXE
PID:2532

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

Discovery

System Information Discovery

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
034ec3b760b9b922d37ec2d86820ebfa

SHA1
70ace12a56aa61e58f53ca2a3de71ff18966278d

SHA256
015e7444eb0fdf2cae85aef5c1d3d1aee98ed7e692c848ea45bfec3a35ccd821

SHA512
1257126cb3ffbe026affeb47918d546df4fd018b1ef53971bfa8ab53c67106d7dbbed03695340c8b5a446fec87ecd100f264966d934a0982586bc45a7c38188a

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

MD5
8202a1cd02e7d69597995cabbe881a12

SHA1
8858d9d934b7aa9330ee73de6c476acf19929ff6

SHA256
58f381c3a0a0ace6321da22e40bd44a597bd98b9c9390ab9258426b5cf75a7a5

SHA512
97ba9fceab995d4bef706f8deef99e06862999734ebe6a05832c710104479c6337cbf0a76e1c1e0f91566a61334dc100d837dfd049e20da765fe49def684f9c9

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

MD5
9a8d27ef3c03895b303e1d0ba0b61ecc

SHA1
a9060c70a6a7c91fe8b02d784622e6d3af175a26

SHA256
a32d34b996ac6888b457e94c0f8151e2aab663c73a49278dc6d90c6f2f863c0d

SHA512
bd7fc42ab2d865491f74f64141bd21039028051ba3299c8cda91542b9dfb632d852bf27ea5bffbe5c9e06ad34d5d47a4640b77b93094e5ee0859630edbd380bf

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\94308059B57B3142E455B38A6EB92015
Filesize
344B

MD5
bc4597e13f19c0830d4ae30635dd4d77

SHA1
a676e70ba3940ec3d5e298070635d9e32f57a911

SHA256
d2388c08e5b88137b1936630465986844930b66a106e8a987b87be28874115f5

SHA512
d82e98f1570fb5950ff2bc6eef4c9532e51b507b9affbb97f05cf5477986eba5b44718e97ab4a5ecad985acc0a7bbc36f2f6cb2e5f43255a35097e4bac4c4601

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

MD5
bc874482860a38928aeabc25994cf80c

SHA1
036759699eabcd8ce5d44d13b329da51d9d47561

SHA256
d1af9e3c04ba80ef6e08edadaee646eec0a88aa97e0599f4f8d77ca0fc2d6265

SHA512
40f443aa30a120bda0770b5096492a12335643b580459a9b2dfc780cceb2f95d0f9f3e18ab49c5b4e6340422079339c039708cb07defbf7ee779e32b8056a31a

Download Submit
C:\Users\Admin\AppData\Local\131e0f81-b4e6-4963-906b-0d0a17e84e86\a1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46.exe
Filesize
740KB

MD5
b0475c2ee7b9c7f2ed5a8d6d8a8c4b5d

SHA1
18845f37a2ffa83d62eed48f608019b1200f5ee2

SHA256
a1bd0fa8ada1da0181b8d108ca72a41795b55060613e0182f2cbbc592f857f46

SHA512
6b860b7e7ed3f2e459e825df5e4c7d2e571c1b6dd922d8b57aeda1842463f66742e7365687ec45bc348efdde27441960f04e42b94e796fa80ef9383a7ad0cc47

Download Submit
C:\Users\Admin\AppData\Local\Temp\Cab1E1B.tmp
Filesize
65KB

MD5
ac05d27423a85adc1622c714f2cb6184

SHA1
b0fe2b1abddb97837ea0195be70ab2ff14d43198

SHA256
c6456e12e5e53287a547af4103e0397cb9697e466cf75844312dc296d43d144d

SHA512
6d0ef9050e41fbae680e0e59dd0f90b6ac7fea5579ef5708b69d5da33a0ece7e8b16574b58b17b64a34cc34a4ffc22b4a62c1ece61f36c4a11a0665e0536b90d

Download Submit
\Users\Admin\AppData\Local\5b537875-0b53-41bc-b6ae-4f5065ee0716\build3.exe
Filesize
299KB

MD5
41b883a061c95e9b9cb17d4ca50de770

SHA1
1daf96ec21d53d9a4699cea9b4db08cda6fbb5ad

SHA256
fef2c8ca07c500e416fd7700a381c39899ee26ce1119f62e7c65cf922ce8b408

SHA512
cdd1bb3a36182575cd715a52815765161eeaa3849e72c1c2a9a4e84cc43af9f8ec4997e642702bb3de41f162d2e8fd8717f6f8302bba5306821ee4d155626319

Download Submit
memory/1096-121-0x00000000008F0000-0x00000000009F0000-memory.dmp

Filesize
1024KB

Download
memory/1576-73-0x0000000000C50000-0x0000000000D50000-memory.dmp

Filesize
1024KB

Download
memory/1576-85-0x0000000000220000-0x0000000000224000-memory.dmp

Filesize
16KB

Download
memory/1576-75-0x0000000000220000-0x0000000000224000-memory.dmp

Filesize
16KB

Download
memory/1688-98-0x0000000000920000-0x0000000000A20000-memory.dmp

Filesize
1024KB

Download
memory/2364-74-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/2364-78-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/2364-80-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/2804-6-0x0000000002490000-0x0000000002521000-memory.dmp

Filesize
580KB

Download
memory/2804-1-0x0000000003D80000-0x0000000003E9B000-memory.dmp

Filesize
1.1MB

Download
memory/2804-0-0x0000000002490000-0x0000000002521000-memory.dmp

Filesize
580KB

Download
memory/2832-67-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/2832-53-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/2832-54-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/2832-55-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/2832-51-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/2832-47-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/2832-46-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/2832-33-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/2832-32-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/2984-26-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/2984-8-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/2984-7-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/2984-4-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/2984-2-0x000000007EFDE000-0x000000007EFDF000-memory.dmp

Filesize
4KB

Download