djvu | 3d9ab1372c98e6925c5ea65f18c69275eb197f76c307007d8f2e7b19e304870c

Analysis

max time kernel
112s
max time network
113s
platform
windows10-1703_x64
resource
win10-20220812-en
resource tags

arch:x64arch:x86image:win10-20220812-enlocale:en-usos:windows10-1703-x64system
submitted
29-11-2022 05:46

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General

Target

3d9ab1372c98e6925c5ea65f18c69275eb197f76c307007d8f2e7b19e304870c.exe
Size

664KB
MD5

820c4240421c9297bc8812bdfc85a2ee
SHA1

0cd5e87a2996b1ac01cd6862b2a3b4b6957f47cf
SHA256

3d9ab1372c98e6925c5ea65f18c69275eb197f76c307007d8f2e7b19e304870c
SHA512

4c6944fe26ec65dd23e83a9e9b9a3028c9c16b06262ca8af281e8dd36e379c48ea820a1524a036d56dc72ec60d65c93610a7e297977a0a703035d5f40095409e
SSDEEP

12288:JOBef+ZhV0SIpc67ieIQVswGPovHhvZKRVlnPQJr3wP1tqHS+b2y:8Be2zVV67iQGw0o5UJ4OP1UH52y

Score

10^/10

djvu vidar 517 discovery persistence ransomware spyware stealer

Malware Config

Extracted

Family

djvu

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

Attributes

extension
.kcvp
offline_id
hlqzhQ6w5SquNDF4Ul2XBDJQkSIKbAT6rmRBTit1
payload_url
http://uaery.top/dl/build2.exe
http://fresherlights.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-lj5qINGbTc 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@fishmail.top Reserve e-mail address to contact us: datarestorehelp@airmail.cc Your personal ID: 0607Jhyjd

rsa_pubkey.plain

Extracted

Family

vidar

Version

55.9

Botnet

517

https://t.me/headshotsonly

https://steamcommunity.com/profiles/76561199436777531

Attributes

profile_id
517

Signatures

Detected Djvu ransomware 9 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2628-146-0x00000000022C0000-0x00000000023DB000-memory.dmp	family_djvu
behavioral1/memory/1940-152-0x0000000000424141-mapping.dmp	family_djvu
behavioral1/memory/1940-151-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/1940-158-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/1940-196-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/1940-254-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/3220-279-0x0000000000424141-mapping.dmp	family_djvu
behavioral1/memory/3220-353-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/3220-563-0x0000000000400000-0x0000000000537000-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.exebuild2.exebuild3.exemstsca.exe

pid process

4908 build2.exe
1196 build2.exe
2324 build3.exe
4896 mstsca.exe
Loads dropped DLL 2 IoCs

Processes:

build2.exe

pid process

1196 build2.exe
1196 build2.exe
Modifies file permissions 1 TTPs 1 IoCs
discovery

File Permissions Modification
T1222

Processes:

icacls.exe

pid process

4340 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
4908	build2.exe
1196	build2.exe
2324	build3.exe
4896	mstsca.exe

pid	process
1196	build2.exe
1196	build2.exe

pid	process
4340	icacls.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

3d9ab1372c98e6925c5ea65f18c69275eb197f76c307007d8f2e7b19e304870c.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2482096546-1136599444-1359412500-1000\Software\Microsoft\Windows\CurrentVersion\Run\SysHelper = "\"C:\\Users\\Admin\\AppData\\Local\\5d307d62-f765-46e5-9c10-c67c2754c67d\\3d9ab1372c98e6925c5ea65f18c69275eb197f76c307007d8f2e7b19e304870c.exe\" --AutoStart"	3d9ab1372c98e6925c5ea65f18c69275eb197f76c307007d8f2e7b19e304870c.exe

Checks installed software on the system 1 TTPs
Looks up Uninstall key entries in the registry to enumerate software on the system.
discovery

Query Registry
T1012
Looks up external IP address via web service 3 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

3 api.2ip.ua
14 api.2ip.ua
2 api.2ip.ua

flow	ioc
3	api.2ip.ua
14	api.2ip.ua
2	api.2ip.ua

Suspicious use of SetThreadContext 3 IoCs

Processes:

3d9ab1372c98e6925c5ea65f18c69275eb197f76c307007d8f2e7b19e304870c.exe3d9ab1372c98e6925c5ea65f18c69275eb197f76c307007d8f2e7b19e304870c.exebuild2.exe

description	pid	process	target process
PID 2628 set thread context of 1940	2628	3d9ab1372c98e6925c5ea65f18c69275eb197f76c307007d8f2e7b19e304870c.exe	3d9ab1372c98e6925c5ea65f18c69275eb197f76c307007d8f2e7b19e304870c.exe
PID 4208 set thread context of 3220	4208	3d9ab1372c98e6925c5ea65f18c69275eb197f76c307007d8f2e7b19e304870c.exe	3d9ab1372c98e6925c5ea65f18c69275eb197f76c307007d8f2e7b19e304870c.exe
PID 4908 set thread context of 1196	4908	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

2068 schtasks.exe
3596 schtasks.exe
Delays execution with timeout.exe 1 IoCs
evasion

Processes:

timeout.exe

pid process

4844 timeout.exe

pid	process
2068	schtasks.exe
3596	schtasks.exe

pid	process
4844	timeout.exe

Modifies system certificate store 2 TTPs 2 IoCs

evasion spyware trojan

Install Root Certificate

T1130

Modify Registry

T1112

Processes:

3d9ab1372c98e6925c5ea65f18c69275eb197f76c307007d8f2e7b19e304870c.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349	3d9ab1372c98e6925c5ea65f18c69275eb197f76c307007d8f2e7b19e304870c.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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	3d9ab1372c98e6925c5ea65f18c69275eb197f76c307007d8f2e7b19e304870c.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

3d9ab1372c98e6925c5ea65f18c69275eb197f76c307007d8f2e7b19e304870c.exe3d9ab1372c98e6925c5ea65f18c69275eb197f76c307007d8f2e7b19e304870c.exebuild2.exe

pid	process
1940	3d9ab1372c98e6925c5ea65f18c69275eb197f76c307007d8f2e7b19e304870c.exe
1940	3d9ab1372c98e6925c5ea65f18c69275eb197f76c307007d8f2e7b19e304870c.exe
3220	3d9ab1372c98e6925c5ea65f18c69275eb197f76c307007d8f2e7b19e304870c.exe
3220	3d9ab1372c98e6925c5ea65f18c69275eb197f76c307007d8f2e7b19e304870c.exe
1196	build2.exe
1196	build2.exe

Suspicious use of WriteProcessMemory 53 IoCs

Processes:

3d9ab1372c98e6925c5ea65f18c69275eb197f76c307007d8f2e7b19e304870c.exe3d9ab1372c98e6925c5ea65f18c69275eb197f76c307007d8f2e7b19e304870c.exe3d9ab1372c98e6925c5ea65f18c69275eb197f76c307007d8f2e7b19e304870c.exe3d9ab1372c98e6925c5ea65f18c69275eb197f76c307007d8f2e7b19e304870c.exebuild2.exebuild3.exebuild2.execmd.exemstsca.exe

description	pid	process	target process
PID 2628 wrote to memory of 1940	2628	3d9ab1372c98e6925c5ea65f18c69275eb197f76c307007d8f2e7b19e304870c.exe	3d9ab1372c98e6925c5ea65f18c69275eb197f76c307007d8f2e7b19e304870c.exe
PID 2628 wrote to memory of 1940	2628	3d9ab1372c98e6925c5ea65f18c69275eb197f76c307007d8f2e7b19e304870c.exe	3d9ab1372c98e6925c5ea65f18c69275eb197f76c307007d8f2e7b19e304870c.exe
PID 2628 wrote to memory of 1940	2628	3d9ab1372c98e6925c5ea65f18c69275eb197f76c307007d8f2e7b19e304870c.exe	3d9ab1372c98e6925c5ea65f18c69275eb197f76c307007d8f2e7b19e304870c.exe
PID 2628 wrote to memory of 1940	2628	3d9ab1372c98e6925c5ea65f18c69275eb197f76c307007d8f2e7b19e304870c.exe	3d9ab1372c98e6925c5ea65f18c69275eb197f76c307007d8f2e7b19e304870c.exe
PID 2628 wrote to memory of 1940	2628	3d9ab1372c98e6925c5ea65f18c69275eb197f76c307007d8f2e7b19e304870c.exe	3d9ab1372c98e6925c5ea65f18c69275eb197f76c307007d8f2e7b19e304870c.exe
PID 2628 wrote to memory of 1940	2628	3d9ab1372c98e6925c5ea65f18c69275eb197f76c307007d8f2e7b19e304870c.exe	3d9ab1372c98e6925c5ea65f18c69275eb197f76c307007d8f2e7b19e304870c.exe
PID 2628 wrote to memory of 1940	2628	3d9ab1372c98e6925c5ea65f18c69275eb197f76c307007d8f2e7b19e304870c.exe	3d9ab1372c98e6925c5ea65f18c69275eb197f76c307007d8f2e7b19e304870c.exe
PID 2628 wrote to memory of 1940	2628	3d9ab1372c98e6925c5ea65f18c69275eb197f76c307007d8f2e7b19e304870c.exe	3d9ab1372c98e6925c5ea65f18c69275eb197f76c307007d8f2e7b19e304870c.exe
PID 2628 wrote to memory of 1940	2628	3d9ab1372c98e6925c5ea65f18c69275eb197f76c307007d8f2e7b19e304870c.exe	3d9ab1372c98e6925c5ea65f18c69275eb197f76c307007d8f2e7b19e304870c.exe
PID 2628 wrote to memory of 1940	2628	3d9ab1372c98e6925c5ea65f18c69275eb197f76c307007d8f2e7b19e304870c.exe	3d9ab1372c98e6925c5ea65f18c69275eb197f76c307007d8f2e7b19e304870c.exe
PID 1940 wrote to memory of 4340	1940	3d9ab1372c98e6925c5ea65f18c69275eb197f76c307007d8f2e7b19e304870c.exe	icacls.exe
PID 1940 wrote to memory of 4340	1940	3d9ab1372c98e6925c5ea65f18c69275eb197f76c307007d8f2e7b19e304870c.exe	icacls.exe
PID 1940 wrote to memory of 4340	1940	3d9ab1372c98e6925c5ea65f18c69275eb197f76c307007d8f2e7b19e304870c.exe	icacls.exe
PID 1940 wrote to memory of 4208	1940	3d9ab1372c98e6925c5ea65f18c69275eb197f76c307007d8f2e7b19e304870c.exe	3d9ab1372c98e6925c5ea65f18c69275eb197f76c307007d8f2e7b19e304870c.exe
PID 1940 wrote to memory of 4208	1940	3d9ab1372c98e6925c5ea65f18c69275eb197f76c307007d8f2e7b19e304870c.exe	3d9ab1372c98e6925c5ea65f18c69275eb197f76c307007d8f2e7b19e304870c.exe
PID 1940 wrote to memory of 4208	1940	3d9ab1372c98e6925c5ea65f18c69275eb197f76c307007d8f2e7b19e304870c.exe	3d9ab1372c98e6925c5ea65f18c69275eb197f76c307007d8f2e7b19e304870c.exe
PID 4208 wrote to memory of 3220	4208	3d9ab1372c98e6925c5ea65f18c69275eb197f76c307007d8f2e7b19e304870c.exe	3d9ab1372c98e6925c5ea65f18c69275eb197f76c307007d8f2e7b19e304870c.exe
PID 4208 wrote to memory of 3220	4208	3d9ab1372c98e6925c5ea65f18c69275eb197f76c307007d8f2e7b19e304870c.exe	3d9ab1372c98e6925c5ea65f18c69275eb197f76c307007d8f2e7b19e304870c.exe
PID 4208 wrote to memory of 3220	4208	3d9ab1372c98e6925c5ea65f18c69275eb197f76c307007d8f2e7b19e304870c.exe	3d9ab1372c98e6925c5ea65f18c69275eb197f76c307007d8f2e7b19e304870c.exe
PID 4208 wrote to memory of 3220	4208	3d9ab1372c98e6925c5ea65f18c69275eb197f76c307007d8f2e7b19e304870c.exe	3d9ab1372c98e6925c5ea65f18c69275eb197f76c307007d8f2e7b19e304870c.exe
PID 4208 wrote to memory of 3220	4208	3d9ab1372c98e6925c5ea65f18c69275eb197f76c307007d8f2e7b19e304870c.exe	3d9ab1372c98e6925c5ea65f18c69275eb197f76c307007d8f2e7b19e304870c.exe
PID 4208 wrote to memory of 3220	4208	3d9ab1372c98e6925c5ea65f18c69275eb197f76c307007d8f2e7b19e304870c.exe	3d9ab1372c98e6925c5ea65f18c69275eb197f76c307007d8f2e7b19e304870c.exe
PID 4208 wrote to memory of 3220	4208	3d9ab1372c98e6925c5ea65f18c69275eb197f76c307007d8f2e7b19e304870c.exe	3d9ab1372c98e6925c5ea65f18c69275eb197f76c307007d8f2e7b19e304870c.exe
PID 4208 wrote to memory of 3220	4208	3d9ab1372c98e6925c5ea65f18c69275eb197f76c307007d8f2e7b19e304870c.exe	3d9ab1372c98e6925c5ea65f18c69275eb197f76c307007d8f2e7b19e304870c.exe
PID 4208 wrote to memory of 3220	4208	3d9ab1372c98e6925c5ea65f18c69275eb197f76c307007d8f2e7b19e304870c.exe	3d9ab1372c98e6925c5ea65f18c69275eb197f76c307007d8f2e7b19e304870c.exe
PID 4208 wrote to memory of 3220	4208	3d9ab1372c98e6925c5ea65f18c69275eb197f76c307007d8f2e7b19e304870c.exe	3d9ab1372c98e6925c5ea65f18c69275eb197f76c307007d8f2e7b19e304870c.exe
PID 3220 wrote to memory of 4908	3220	3d9ab1372c98e6925c5ea65f18c69275eb197f76c307007d8f2e7b19e304870c.exe	build2.exe
PID 3220 wrote to memory of 4908	3220	3d9ab1372c98e6925c5ea65f18c69275eb197f76c307007d8f2e7b19e304870c.exe	build2.exe
PID 3220 wrote to memory of 4908	3220	3d9ab1372c98e6925c5ea65f18c69275eb197f76c307007d8f2e7b19e304870c.exe	build2.exe
PID 4908 wrote to memory of 1196	4908	build2.exe	build2.exe
PID 4908 wrote to memory of 1196	4908	build2.exe	build2.exe
PID 4908 wrote to memory of 1196	4908	build2.exe	build2.exe
PID 4908 wrote to memory of 1196	4908	build2.exe	build2.exe
PID 4908 wrote to memory of 1196	4908	build2.exe	build2.exe
PID 4908 wrote to memory of 1196	4908	build2.exe	build2.exe
PID 4908 wrote to memory of 1196	4908	build2.exe	build2.exe
PID 4908 wrote to memory of 1196	4908	build2.exe	build2.exe
PID 4908 wrote to memory of 1196	4908	build2.exe	build2.exe
PID 3220 wrote to memory of 2324	3220	3d9ab1372c98e6925c5ea65f18c69275eb197f76c307007d8f2e7b19e304870c.exe	build3.exe
PID 3220 wrote to memory of 2324	3220	3d9ab1372c98e6925c5ea65f18c69275eb197f76c307007d8f2e7b19e304870c.exe	build3.exe
PID 3220 wrote to memory of 2324	3220	3d9ab1372c98e6925c5ea65f18c69275eb197f76c307007d8f2e7b19e304870c.exe	build3.exe
PID 2324 wrote to memory of 2068	2324	build3.exe	schtasks.exe
PID 2324 wrote to memory of 2068	2324	build3.exe	schtasks.exe
PID 2324 wrote to memory of 2068	2324	build3.exe	schtasks.exe
PID 1196 wrote to memory of 4540	1196	build2.exe	cmd.exe
PID 1196 wrote to memory of 4540	1196	build2.exe	cmd.exe
PID 1196 wrote to memory of 4540	1196	build2.exe	cmd.exe
PID 4540 wrote to memory of 4844	4540	cmd.exe	timeout.exe
PID 4540 wrote to memory of 4844	4540	cmd.exe	timeout.exe
PID 4540 wrote to memory of 4844	4540	cmd.exe	timeout.exe
PID 4896 wrote to memory of 3596	4896	mstsca.exe	schtasks.exe
PID 4896 wrote to memory of 3596	4896	mstsca.exe	schtasks.exe
PID 4896 wrote to memory of 3596	4896	mstsca.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\3d9ab1372c98e6925c5ea65f18c69275eb197f76c307007d8f2e7b19e304870c.exe
"C:\Users\Admin\AppData\Local\Temp\3d9ab1372c98e6925c5ea65f18c69275eb197f76c307007d8f2e7b19e304870c.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2628

C:\Users\Admin\AppData\Local\Temp\3d9ab1372c98e6925c5ea65f18c69275eb197f76c307007d8f2e7b19e304870c.exe
"C:\Users\Admin\AppData\Local\Temp\3d9ab1372c98e6925c5ea65f18c69275eb197f76c307007d8f2e7b19e304870c.exe"
2⤵
- Adds Run key to start application
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1940

C:\Windows\SysWOW64\icacls.exe
icacls "C:\Users\Admin\AppData\Local\5d307d62-f765-46e5-9c10-c67c2754c67d" /deny *S-1-1-0:(OI)(CI)(DE,DC)
3⤵
- Modifies file permissions
PID:4340

C:\Users\Admin\AppData\Local\Temp\3d9ab1372c98e6925c5ea65f18c69275eb197f76c307007d8f2e7b19e304870c.exe
"C:\Users\Admin\AppData\Local\Temp\3d9ab1372c98e6925c5ea65f18c69275eb197f76c307007d8f2e7b19e304870c.exe" --Admin IsNotAutoStart IsNotTask
3⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4208

C:\Users\Admin\AppData\Local\Temp\3d9ab1372c98e6925c5ea65f18c69275eb197f76c307007d8f2e7b19e304870c.exe
"C:\Users\Admin\AppData\Local\Temp\3d9ab1372c98e6925c5ea65f18c69275eb197f76c307007d8f2e7b19e304870c.exe" --Admin IsNotAutoStart IsNotTask
4⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3220

C:\Users\Admin\AppData\Local\dccf6c57-912c-432e-b5e5-d5827a4a74ad\build2.exe
"C:\Users\Admin\AppData\Local\dccf6c57-912c-432e-b5e5-d5827a4a74ad\build2.exe"
5⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4908

C:\Users\Admin\AppData\Local\dccf6c57-912c-432e-b5e5-d5827a4a74ad\build2.exe
"C:\Users\Admin\AppData\Local\dccf6c57-912c-432e-b5e5-d5827a4a74ad\build2.exe"
6⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1196

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c timeout /t 6 & del /f /q "C:\Users\Admin\AppData\Local\dccf6c57-912c-432e-b5e5-d5827a4a74ad\build2.exe" & exit
7⤵
- Suspicious use of WriteProcessMemory
PID:4540

C:\Windows\SysWOW64\timeout.exe
timeout /t 6
8⤵
- Delays execution with timeout.exe
PID:4844

C:\Users\Admin\AppData\Local\dccf6c57-912c-432e-b5e5-d5827a4a74ad\build3.exe
"C:\Users\Admin\AppData\Local\dccf6c57-912c-432e-b5e5-d5827a4a74ad\build3.exe"
5⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:2324

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:2068

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:4896

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:3596

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

Install Root Certificate

T1130

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

MD5
76e7d5bf61b2e80d159f88aa9798ce91

SHA1
32a46de50c9c02b068e39cf49b78c7e2d5ace20d

SHA256
280fd6ae3ad21323199759814c4dd82329eb8f9847ed1fa2be145e83b4c88bf3

SHA512
5efd8c64ac40ae006d2ce4509eb9e5f1448fb1156e914d303e8bc4dcfe1d94c57c7eae216b362877e7b644876656cc9e5c4cebfc905bab3f8b09cb1a051d69c4

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\572BF21E454637C9F000BE1AF9B1E1A9
Filesize
506B

MD5
14244406c624eb70553503d29fb6f2b5

SHA1
79049a69c13f6ceb257e27f499cdea4a9b77de91

SHA256
83eaedcb42fce25d8eef78bc300d2a355f9808147a982910330a3c52780fca57

SHA512
53123950e6d5ef6fe6d06a1a5e2bedda7b7bf15dbd394c02d9b1542a33189e525b097a5f91ce2c0473855cef62bd3508e231b8fe43b6b5d8a19b035d543330fc

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

MD5
7a62e129b4ac3c8fc2161216f83e3ab0

SHA1
505065787231e5a22bae709d67e43ee992ee75a5

SHA256
d131b81de067ef7f582ecbf39d3d02d18014e25a6b521fa742231d488d622aca

SHA512
12c06d769b3ff8c5bf4c85d941688074d0f7936bfb4493199f94439a3c7f49760ad2809ba7d62728ca4ae22d696f16c2759771de285680bda36b94ea398a62e7

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\572BF21E454637C9F000BE1AF9B1E1A9
Filesize
248B

MD5
7db4806c06e3d3effad2109138ced70b

SHA1
4edb7fed802e4f45ac3336156c50ae8a2d11dee1

SHA256
f9fc089632c5455733555443e409ba1a8bd1d2736753622eb530d860c7cc3f85

SHA512
52aec1022918c4f2904a259b831fe422d4519b5d11ec311637b5d74f57bcefa61011fddbfafa38df884c50bbf17860a8cd4c66db84eccfdd4f59b072fcaedc3a

Download Submit
C:\Users\Admin\AppData\Local\5d307d62-f765-46e5-9c10-c67c2754c67d\3d9ab1372c98e6925c5ea65f18c69275eb197f76c307007d8f2e7b19e304870c.exe
Filesize
664KB

MD5
820c4240421c9297bc8812bdfc85a2ee

SHA1
0cd5e87a2996b1ac01cd6862b2a3b4b6957f47cf

SHA256
3d9ab1372c98e6925c5ea65f18c69275eb197f76c307007d8f2e7b19e304870c

SHA512
4c6944fe26ec65dd23e83a9e9b9a3028c9c16b06262ca8af281e8dd36e379c48ea820a1524a036d56dc72ec60d65c93610a7e297977a0a703035d5f40095409e

Download Submit
C:\Users\Admin\AppData\Local\dccf6c57-912c-432e-b5e5-d5827a4a74ad\build2.exe
Filesize
299KB

MD5
03ddc9dc7312d33ad1c5f6ed2d167645

SHA1
e75de38aee3b0beb5cc91334ecbd8a876c8351a6

SHA256
60724da01de35adee6cb34317cd2947fbcb791a8381386d79072857a19a58708

SHA512
9a23eb681563719a6ad9202038a307e842b9a60c16aec2f01ce422feca11ac8d6e1d0e9a30e110e17bec4421121643ac87f075eae8bf127dca2213f7a2c6f1aa

Download Submit
C:\Users\Admin\AppData\Local\dccf6c57-912c-432e-b5e5-d5827a4a74ad\build2.exe
Filesize
299KB

MD5
03ddc9dc7312d33ad1c5f6ed2d167645

SHA1
e75de38aee3b0beb5cc91334ecbd8a876c8351a6

SHA256
60724da01de35adee6cb34317cd2947fbcb791a8381386d79072857a19a58708

SHA512
9a23eb681563719a6ad9202038a307e842b9a60c16aec2f01ce422feca11ac8d6e1d0e9a30e110e17bec4421121643ac87f075eae8bf127dca2213f7a2c6f1aa

Download Submit
C:\Users\Admin\AppData\Local\dccf6c57-912c-432e-b5e5-d5827a4a74ad\build2.exe
Filesize
299KB

MD5
03ddc9dc7312d33ad1c5f6ed2d167645

SHA1
e75de38aee3b0beb5cc91334ecbd8a876c8351a6

SHA256
60724da01de35adee6cb34317cd2947fbcb791a8381386d79072857a19a58708

SHA512
9a23eb681563719a6ad9202038a307e842b9a60c16aec2f01ce422feca11ac8d6e1d0e9a30e110e17bec4421121643ac87f075eae8bf127dca2213f7a2c6f1aa

Download Submit
C:\Users\Admin\AppData\Local\dccf6c57-912c-432e-b5e5-d5827a4a74ad\build3.exe
Filesize
9KB

MD5
9ead10c08e72ae41921191f8db39bc16

SHA1
abe3bce01cd34afc88e2c838173f8c2bd0090ae1

SHA256
8d7f0e6b6877bdfb9f4531afafd0451f7d17f0ac24e2f2427e9b4ecc5452b9f0

SHA512
aa35dbc59a3589df2763e76a495ce5a9e62196628b4c1d098add38bd7f27c49edf93a66fb8507fb746e37ee32932da2460e440f241abe1a5a279abcc1e5ffe4a

Download Submit
C:\Users\Admin\AppData\Local\dccf6c57-912c-432e-b5e5-d5827a4a74ad\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
\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/1196-404-0x000000000042353C-mapping.dmp

Download
memory/1196-429-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/1196-574-0x0000000000400000-0x000000000045F000-memory.dmp

Filesize
380KB

Download
memory/1940-254-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/1940-179-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/1940-196-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/1940-187-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/1940-185-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/1940-186-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/1940-184-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/1940-183-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/1940-181-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/1940-182-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/1940-180-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/1940-178-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/1940-177-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/1940-152-0x0000000000424141-mapping.dmp

Download
memory/1940-151-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/1940-153-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/1940-154-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/1940-155-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/1940-156-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/1940-158-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/1940-157-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/1940-159-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/1940-160-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/1940-161-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/1940-162-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/1940-163-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/1940-165-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/1940-164-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/1940-166-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/1940-167-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/1940-168-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/1940-169-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/1940-170-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/1940-171-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/1940-172-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/1940-173-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/1940-174-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/1940-175-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/1940-176-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2068-493-0x0000000000000000-mapping.dmp

Download
memory/2324-445-0x0000000000000000-mapping.dmp

Download
memory/2628-133-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-122-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-147-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-146-0x00000000022C0000-0x00000000023DB000-memory.dmp

Filesize
1.1MB

Download
memory/2628-145-0x0000000002200000-0x0000000002292000-memory.dmp

Filesize
584KB

Download
memory/2628-144-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-150-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-142-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-140-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-139-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-148-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-137-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-124-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-120-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-125-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-136-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-135-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-149-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-143-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-121-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-134-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-132-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-131-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-130-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-129-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-123-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-128-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-138-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-127-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/2628-126-0x0000000077C80000-0x0000000077E0E000-memory.dmp

Filesize
1.6MB

Download
memory/3220-279-0x0000000000424141-mapping.dmp

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memory/3220-563-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

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memory/3220-353-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/3596-634-0x0000000000000000-mapping.dmp

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memory/4208-249-0x0000000000000000-mapping.dmp

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memory/4340-223-0x0000000000000000-mapping.dmp

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memory/4540-571-0x0000000000000000-mapping.dmp

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memory/4844-578-0x0000000000000000-mapping.dmp

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memory/4908-408-0x00000000022B0000-0x00000000022FB000-memory.dmp

Filesize
300KB

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memory/4908-370-0x0000000000000000-mapping.dmp

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