djvu | 9c4d8ec61d9bf410541084b14337290215dcd9764cd5be8088ac9294d1909110

Analysis

max time kernel
148s
max time network
152s
platform
windows10-2004_x64
resource
win10v2004-20230221-en
resource tags

arch:x64arch:x86image:win10v2004-20230221-enlocale:en-usos:windows10-2004-x64system
submitted
26-03-2023 20:23

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General

Target

9c4d8ec61d9bf410541084b14337290215dcd9764cd5be8088ac9294d1909110.exe
Size

782KB
MD5

2f9016c68c57217ee00f5d63a01e9830
SHA1

d4635c29350157e0796213bcd5029c3e3fd6ff24
SHA256

9c4d8ec61d9bf410541084b14337290215dcd9764cd5be8088ac9294d1909110
SHA512

3b2f6f5227e04d2cfec0c5923f3cf00b76b332d2ffbc4690c3fa41a1dde8d663777ca29a643229806613d12217924309897e9cc15bae76cfdfec419165e0fe1a
SSDEEP

12288:B4jMFJB0zs2KFBT/yE0DYa+4u9yGzEvweCf8neNcNzhy2k+DNIC3OQ:zFJB0zMTDS89yGzE4e9rhyxwIC+Q

Score

10^/10

djvu vidar 00d92484c9b27bc8482a2cc94cacc508 discovery persistence ransomware spyware stealer

Malware Config

Extracted

Family

djvu

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

Attributes

extension
.jyos
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: [email protected] Reserve e-mail address to contact us: [email protected] Your personal ID: 0677JOsie

rsa_pubkey.plain

Extracted

Family

vidar

Version

3.1

Botnet

00d92484c9b27bc8482a2cc94cacc508

https://steamcommunity.com/profiles/76561199472266392

https://t.me/tabootalks

http://135.181.26.183:80

Attributes

profile_id_v2
00d92484c9b27bc8482a2cc94cacc508
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 18 IoCs

Processes:

resource	yara_rule
behavioral1/memory/4756-134-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/4756-135-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/1612-137-0x00000000048F0000-0x0000000004A0B000-memory.dmp	family_djvu
behavioral1/memory/4756-136-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/4756-138-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/4756-149-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/3768-153-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/3768-154-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/3768-159-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/3768-160-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/3768-161-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/3768-223-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/3768-270-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/3768-276-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/3768-278-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/3768-279-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/3768-280-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/3768-282-0x0000000000400000-0x0000000000537000-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 2 IoCs

Looks up country code configured in the registry, likely geofence.

Query Registry

T1012

System Information Discovery

T1082

Processes:

9c4d8ec61d9bf410541084b14337290215dcd9764cd5be8088ac9294d1909110.exe9c4d8ec61d9bf410541084b14337290215dcd9764cd5be8088ac9294d1909110.exe

description	ioc	process
Key value queried	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Control Panel\International\Geo\Nation	9c4d8ec61d9bf410541084b14337290215dcd9764cd5be8088ac9294d1909110.exe
Key value queried	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\Control Panel\International\Geo\Nation	9c4d8ec61d9bf410541084b14337290215dcd9764cd5be8088ac9294d1909110.exe

Executes dropped EXE 4 IoCs

Processes:

build2.exebuild2.exebuild3.exemstsca.exe

pid process

964 build2.exe
4616 build2.exe
5056 build3.exe
1564 mstsca.exe
Loads dropped DLL 2 IoCs

Processes:

build2.exe

pid process

4616 build2.exe
4616 build2.exe
Modifies file permissions 1 TTPs 1 IoCs
discovery

File and Directory Permissions Modification
T1222

Processes:

icacls.exe

pid process

3632 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
964	build2.exe
4616	build2.exe
5056	build3.exe
1564	mstsca.exe

pid	process
4616	build2.exe
4616	build2.exe

pid	process
3632	icacls.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

9c4d8ec61d9bf410541084b14337290215dcd9764cd5be8088ac9294d1909110.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2805025096-2326403612-4231045514-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\SysHelper = "\"C:\\Users\\Admin\\AppData\\Local\\3759aeec-f538-4947-9faf-527aa1ee23c1\\9c4d8ec61d9bf410541084b14337290215dcd9764cd5be8088ac9294d1909110.exe\" --AutoStart"	9c4d8ec61d9bf410541084b14337290215dcd9764cd5be8088ac9294d1909110.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

4 api.2ip.ua
5 api.2ip.ua
16 api.2ip.ua

flow	ioc
4	api.2ip.ua
5	api.2ip.ua
16	api.2ip.ua

Suspicious use of SetThreadContext 3 IoCs

Processes:

9c4d8ec61d9bf410541084b14337290215dcd9764cd5be8088ac9294d1909110.exe9c4d8ec61d9bf410541084b14337290215dcd9764cd5be8088ac9294d1909110.exebuild2.exe

description	pid	process	target process
PID 1612 set thread context of 4756	1612	9c4d8ec61d9bf410541084b14337290215dcd9764cd5be8088ac9294d1909110.exe	9c4d8ec61d9bf410541084b14337290215dcd9764cd5be8088ac9294d1909110.exe
PID 3068 set thread context of 3768	3068	9c4d8ec61d9bf410541084b14337290215dcd9764cd5be8088ac9294d1909110.exe	9c4d8ec61d9bf410541084b14337290215dcd9764cd5be8088ac9294d1909110.exe
PID 964 set thread context of 4616	964	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
Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2832 4616 WerFault.exe build2.exe

pid	pid_target	process	target process
2832	4616	WerFault.exe	build2.exe

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

4984 schtasks.exe
2744 schtasks.exe

pid	process
4984	schtasks.exe
2744	schtasks.exe

Suspicious behavior: EnumeratesProcesses 6 IoCs

Processes:

9c4d8ec61d9bf410541084b14337290215dcd9764cd5be8088ac9294d1909110.exe9c4d8ec61d9bf410541084b14337290215dcd9764cd5be8088ac9294d1909110.exebuild2.exe

pid	process
4756	9c4d8ec61d9bf410541084b14337290215dcd9764cd5be8088ac9294d1909110.exe
4756	9c4d8ec61d9bf410541084b14337290215dcd9764cd5be8088ac9294d1909110.exe
3768	9c4d8ec61d9bf410541084b14337290215dcd9764cd5be8088ac9294d1909110.exe
3768	9c4d8ec61d9bf410541084b14337290215dcd9764cd5be8088ac9294d1909110.exe
4616	build2.exe
4616	build2.exe

Suspicious use of WriteProcessMemory 47 IoCs

Processes:

9c4d8ec61d9bf410541084b14337290215dcd9764cd5be8088ac9294d1909110.exe9c4d8ec61d9bf410541084b14337290215dcd9764cd5be8088ac9294d1909110.exe9c4d8ec61d9bf410541084b14337290215dcd9764cd5be8088ac9294d1909110.exe9c4d8ec61d9bf410541084b14337290215dcd9764cd5be8088ac9294d1909110.exebuild2.exebuild3.exemstsca.exe

description	pid	process	target process
PID 1612 wrote to memory of 4756	1612	9c4d8ec61d9bf410541084b14337290215dcd9764cd5be8088ac9294d1909110.exe	9c4d8ec61d9bf410541084b14337290215dcd9764cd5be8088ac9294d1909110.exe
PID 1612 wrote to memory of 4756	1612	9c4d8ec61d9bf410541084b14337290215dcd9764cd5be8088ac9294d1909110.exe	9c4d8ec61d9bf410541084b14337290215dcd9764cd5be8088ac9294d1909110.exe
PID 1612 wrote to memory of 4756	1612	9c4d8ec61d9bf410541084b14337290215dcd9764cd5be8088ac9294d1909110.exe	9c4d8ec61d9bf410541084b14337290215dcd9764cd5be8088ac9294d1909110.exe
PID 1612 wrote to memory of 4756	1612	9c4d8ec61d9bf410541084b14337290215dcd9764cd5be8088ac9294d1909110.exe	9c4d8ec61d9bf410541084b14337290215dcd9764cd5be8088ac9294d1909110.exe
PID 1612 wrote to memory of 4756	1612	9c4d8ec61d9bf410541084b14337290215dcd9764cd5be8088ac9294d1909110.exe	9c4d8ec61d9bf410541084b14337290215dcd9764cd5be8088ac9294d1909110.exe
PID 1612 wrote to memory of 4756	1612	9c4d8ec61d9bf410541084b14337290215dcd9764cd5be8088ac9294d1909110.exe	9c4d8ec61d9bf410541084b14337290215dcd9764cd5be8088ac9294d1909110.exe
PID 1612 wrote to memory of 4756	1612	9c4d8ec61d9bf410541084b14337290215dcd9764cd5be8088ac9294d1909110.exe	9c4d8ec61d9bf410541084b14337290215dcd9764cd5be8088ac9294d1909110.exe
PID 1612 wrote to memory of 4756	1612	9c4d8ec61d9bf410541084b14337290215dcd9764cd5be8088ac9294d1909110.exe	9c4d8ec61d9bf410541084b14337290215dcd9764cd5be8088ac9294d1909110.exe
PID 1612 wrote to memory of 4756	1612	9c4d8ec61d9bf410541084b14337290215dcd9764cd5be8088ac9294d1909110.exe	9c4d8ec61d9bf410541084b14337290215dcd9764cd5be8088ac9294d1909110.exe
PID 1612 wrote to memory of 4756	1612	9c4d8ec61d9bf410541084b14337290215dcd9764cd5be8088ac9294d1909110.exe	9c4d8ec61d9bf410541084b14337290215dcd9764cd5be8088ac9294d1909110.exe
PID 4756 wrote to memory of 3632	4756	9c4d8ec61d9bf410541084b14337290215dcd9764cd5be8088ac9294d1909110.exe	icacls.exe
PID 4756 wrote to memory of 3632	4756	9c4d8ec61d9bf410541084b14337290215dcd9764cd5be8088ac9294d1909110.exe	icacls.exe
PID 4756 wrote to memory of 3632	4756	9c4d8ec61d9bf410541084b14337290215dcd9764cd5be8088ac9294d1909110.exe	icacls.exe
PID 4756 wrote to memory of 3068	4756	9c4d8ec61d9bf410541084b14337290215dcd9764cd5be8088ac9294d1909110.exe	9c4d8ec61d9bf410541084b14337290215dcd9764cd5be8088ac9294d1909110.exe
PID 4756 wrote to memory of 3068	4756	9c4d8ec61d9bf410541084b14337290215dcd9764cd5be8088ac9294d1909110.exe	9c4d8ec61d9bf410541084b14337290215dcd9764cd5be8088ac9294d1909110.exe
PID 4756 wrote to memory of 3068	4756	9c4d8ec61d9bf410541084b14337290215dcd9764cd5be8088ac9294d1909110.exe	9c4d8ec61d9bf410541084b14337290215dcd9764cd5be8088ac9294d1909110.exe
PID 3068 wrote to memory of 3768	3068	9c4d8ec61d9bf410541084b14337290215dcd9764cd5be8088ac9294d1909110.exe	9c4d8ec61d9bf410541084b14337290215dcd9764cd5be8088ac9294d1909110.exe
PID 3068 wrote to memory of 3768	3068	9c4d8ec61d9bf410541084b14337290215dcd9764cd5be8088ac9294d1909110.exe	9c4d8ec61d9bf410541084b14337290215dcd9764cd5be8088ac9294d1909110.exe
PID 3068 wrote to memory of 3768	3068	9c4d8ec61d9bf410541084b14337290215dcd9764cd5be8088ac9294d1909110.exe	9c4d8ec61d9bf410541084b14337290215dcd9764cd5be8088ac9294d1909110.exe
PID 3068 wrote to memory of 3768	3068	9c4d8ec61d9bf410541084b14337290215dcd9764cd5be8088ac9294d1909110.exe	9c4d8ec61d9bf410541084b14337290215dcd9764cd5be8088ac9294d1909110.exe
PID 3068 wrote to memory of 3768	3068	9c4d8ec61d9bf410541084b14337290215dcd9764cd5be8088ac9294d1909110.exe	9c4d8ec61d9bf410541084b14337290215dcd9764cd5be8088ac9294d1909110.exe
PID 3068 wrote to memory of 3768	3068	9c4d8ec61d9bf410541084b14337290215dcd9764cd5be8088ac9294d1909110.exe	9c4d8ec61d9bf410541084b14337290215dcd9764cd5be8088ac9294d1909110.exe
PID 3068 wrote to memory of 3768	3068	9c4d8ec61d9bf410541084b14337290215dcd9764cd5be8088ac9294d1909110.exe	9c4d8ec61d9bf410541084b14337290215dcd9764cd5be8088ac9294d1909110.exe
PID 3068 wrote to memory of 3768	3068	9c4d8ec61d9bf410541084b14337290215dcd9764cd5be8088ac9294d1909110.exe	9c4d8ec61d9bf410541084b14337290215dcd9764cd5be8088ac9294d1909110.exe
PID 3068 wrote to memory of 3768	3068	9c4d8ec61d9bf410541084b14337290215dcd9764cd5be8088ac9294d1909110.exe	9c4d8ec61d9bf410541084b14337290215dcd9764cd5be8088ac9294d1909110.exe
PID 3068 wrote to memory of 3768	3068	9c4d8ec61d9bf410541084b14337290215dcd9764cd5be8088ac9294d1909110.exe	9c4d8ec61d9bf410541084b14337290215dcd9764cd5be8088ac9294d1909110.exe
PID 3768 wrote to memory of 964	3768	9c4d8ec61d9bf410541084b14337290215dcd9764cd5be8088ac9294d1909110.exe	build2.exe
PID 3768 wrote to memory of 964	3768	9c4d8ec61d9bf410541084b14337290215dcd9764cd5be8088ac9294d1909110.exe	build2.exe
PID 3768 wrote to memory of 964	3768	9c4d8ec61d9bf410541084b14337290215dcd9764cd5be8088ac9294d1909110.exe	build2.exe
PID 964 wrote to memory of 4616	964	build2.exe	build2.exe
PID 964 wrote to memory of 4616	964	build2.exe	build2.exe
PID 964 wrote to memory of 4616	964	build2.exe	build2.exe
PID 964 wrote to memory of 4616	964	build2.exe	build2.exe
PID 964 wrote to memory of 4616	964	build2.exe	build2.exe
PID 964 wrote to memory of 4616	964	build2.exe	build2.exe
PID 964 wrote to memory of 4616	964	build2.exe	build2.exe
PID 964 wrote to memory of 4616	964	build2.exe	build2.exe
PID 964 wrote to memory of 4616	964	build2.exe	build2.exe
PID 3768 wrote to memory of 5056	3768	9c4d8ec61d9bf410541084b14337290215dcd9764cd5be8088ac9294d1909110.exe	build3.exe
PID 3768 wrote to memory of 5056	3768	9c4d8ec61d9bf410541084b14337290215dcd9764cd5be8088ac9294d1909110.exe	build3.exe
PID 3768 wrote to memory of 5056	3768	9c4d8ec61d9bf410541084b14337290215dcd9764cd5be8088ac9294d1909110.exe	build3.exe
PID 5056 wrote to memory of 4984	5056	build3.exe	schtasks.exe
PID 5056 wrote to memory of 4984	5056	build3.exe	schtasks.exe
PID 5056 wrote to memory of 4984	5056	build3.exe	schtasks.exe
PID 1564 wrote to memory of 2744	1564	mstsca.exe	schtasks.exe
PID 1564 wrote to memory of 2744	1564	mstsca.exe	schtasks.exe
PID 1564 wrote to memory of 2744	1564	mstsca.exe	schtasks.exe

C:\Users\Admin\AppData\Local\Temp\9c4d8ec61d9bf410541084b14337290215dcd9764cd5be8088ac9294d1909110.exe
"C:\Users\Admin\AppData\Local\Temp\9c4d8ec61d9bf410541084b14337290215dcd9764cd5be8088ac9294d1909110.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1612
- C:\Users\Admin\AppData\Local\Temp\9c4d8ec61d9bf410541084b14337290215dcd9764cd5be8088ac9294d1909110.exe
  "C:\Users\Admin\AppData\Local\Temp\9c4d8ec61d9bf410541084b14337290215dcd9764cd5be8088ac9294d1909110.exe"
  2⤵
  - Checks computer location settings
  - Adds Run key to start application
  - Suspicious behavior: EnumeratesProcesses
  - Suspicious use of WriteProcessMemory
  PID:4756
- - C:\Windows\SysWOW64\icacls.exe
    icacls "C:\Users\Admin\AppData\Local\3759aeec-f538-4947-9faf-527aa1ee23c1" /deny *S-1-1-0:(OI)(CI)(DE,DC)
    3⤵
    - Modifies file permissions
    PID:3632
- - C:\Users\Admin\AppData\Local\Temp\9c4d8ec61d9bf410541084b14337290215dcd9764cd5be8088ac9294d1909110.exe
    "C:\Users\Admin\AppData\Local\Temp\9c4d8ec61d9bf410541084b14337290215dcd9764cd5be8088ac9294d1909110.exe" --Admin IsNotAutoStart IsNotTask
    3⤵
    - Suspicious use of SetThreadContext
    - Suspicious use of WriteProcessMemory
    PID:3068
  - - C:\Users\Admin\AppData\Local\Temp\9c4d8ec61d9bf410541084b14337290215dcd9764cd5be8088ac9294d1909110.exe
      "C:\Users\Admin\AppData\Local\Temp\9c4d8ec61d9bf410541084b14337290215dcd9764cd5be8088ac9294d1909110.exe" --Admin IsNotAutoStart IsNotTask
      4⤵
      Checks computer location settings
      Suspicious behavior: EnumeratesProcesses
      Suspicious use of WriteProcessMemory
      PID:3768
    - - C:\Users\Admin\AppData\Local\a1aa89d8-99d1-4b54-852c-1a29c6ac9849\build2.exe
        
        "C:\Users\Admin\AppData\Local\a1aa89d8-99d1-4b54-852c-1a29c6ac9849\build2.exe"
        5⤵
        Executes dropped EXE
        Suspicious use of SetThreadContext
        Suspicious use of WriteProcessMemory
        
        PID:964
      - C:\Users\Admin\AppData\Local\a1aa89d8-99d1-4b54-852c-1a29c6ac9849\build2.exe
        
        "C:\Users\Admin\AppData\Local\a1aa89d8-99d1-4b54-852c-1a29c6ac9849\build2.exe"
        6⤵
        Executes dropped EXE
        Loads dropped DLL
        Checks processor information in registry
        Suspicious behavior: EnumeratesProcesses
        
        PID:4616
        
        C:\Windows\SysWOW64\WerFault.exe
        
        C:\Windows\SysWOW64\WerFault.exe -u -p 4616 -s 1876
        7⤵
        Program crash
        
        PID:2832
    - - C:\Users\Admin\AppData\Local\a1aa89d8-99d1-4b54-852c-1a29c6ac9849\build3.exe
        
        "C:\Users\Admin\AppData\Local\a1aa89d8-99d1-4b54-852c-1a29c6ac9849\build3.exe"
        5⤵
        Executes dropped EXE
        Suspicious use of WriteProcessMemory
        
        PID:5056
      - 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:4984

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -pss -s 448 -p 4616 -ip 4616
1⤵
PID:2176

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:1564
- 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:2744

Network

MITRE ATT&CK Enterprise 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 and Directory 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

Command and Control

Exfiltration

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
e5b1cc0ae5af6a8277d75cff4af2c5e8

SHA1
4768fff3d4bbe02f89683b4a0e7b15b24b54eb9f

SHA256
d950c0d748aae641d71b11cd1c519b289917c23bee1a2b6bc5c496fd8e5d4655

SHA512
57a4737deeefac0124d73b52525993fecbbebd21a556ece87f8e79e845e07f037abb5e49f7458e8a010935c6691f18fbb913d77ecfb2ba902067788c483ec3d7

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

Filesize
1KB

MD5
e23d8cd61c2e75283867a91ce42aa1dc

SHA1
a86f54bb4f00cf0fcd3efc3951d54e168d25c7f4

SHA256
0a8b65baa91fb423458dd64e067a6009cd4ce9a93c65ac4b448025403ab0ea9c

SHA512
89483da80407e373d6d0f18b4ddd3976a5cd8e590b398de51e881623f54e4c146ec57def18c26c8f7ca5e7ed00b51b9a94d14ad38d2d716b416507b41144c5f4

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

Filesize
488B

MD5
d5db3c892e67208ee73a39489ab0ae96

SHA1
97a64065d7e1abd5ec601437ab8a6a08ce940698

SHA256
b53d09e5fd42e3d1c0781fa3cd8dce7932905667259deb08821665da68b6dabb

SHA512
767823e119956fea07d1c70d6892dc226a6457617b91202c7c6e4e4c21081cd129db1694beba046d3664248e2d3faf44c43dac517cdf9d5f4fe130c6f07bfb0b

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

Filesize
482B

MD5
ba7a3305d82bb7584401bd90b8f369b5

SHA1
8c54dcccc02855474f56445ec993194212eb1f82

SHA256
a39bf0171f052a6640042b754fddb2341a47b4640ebae0e38c1371977558b970

SHA512
b8a77a2e2f40f2fe6dc1874cefc460f45082379ef8f914dae74cfb0063281dc5168d056fdd2e2a6cc8751ee08afc2192a45f0082b485ef5183800eebf004ed7a

Download Submit
C:\Users\Admin\AppData\Local\3759aeec-f538-4947-9faf-527aa1ee23c1\9c4d8ec61d9bf410541084b14337290215dcd9764cd5be8088ac9294d1909110.exe

Filesize
782KB

MD5
2f9016c68c57217ee00f5d63a01e9830

SHA1
d4635c29350157e0796213bcd5029c3e3fd6ff24

SHA256
9c4d8ec61d9bf410541084b14337290215dcd9764cd5be8088ac9294d1909110

SHA512
3b2f6f5227e04d2cfec0c5923f3cf00b76b332d2ffbc4690c3fa41a1dde8d663777ca29a643229806613d12217924309897e9cc15bae76cfdfec419165e0fe1a

Download Submit
C:\Users\Admin\AppData\Local\a1aa89d8-99d1-4b54-852c-1a29c6ac9849\build2.exe

Filesize
299KB

MD5
6b343cd7dea3ae28d0819bc55a2f86fe

SHA1
cedd49849a5dd678d0a55da607e9b28a9680073c

SHA256
4240b655ed2af5ae8873b49e2e2d204383b2fd675c21f02527a9a4d9b719cd49

SHA512
7c28ba260fe53879b6e8f69d65c4263d454d75033889162d000c421695e634aeb13f4d4c2b999934f8eb2e58d62913764f1590689925e120600155d8390d0a48

Download Submit
C:\Users\Admin\AppData\Local\a1aa89d8-99d1-4b54-852c-1a29c6ac9849\build2.exe

Filesize
299KB

MD5
6b343cd7dea3ae28d0819bc55a2f86fe

SHA1
cedd49849a5dd678d0a55da607e9b28a9680073c

SHA256
4240b655ed2af5ae8873b49e2e2d204383b2fd675c21f02527a9a4d9b719cd49

SHA512
7c28ba260fe53879b6e8f69d65c4263d454d75033889162d000c421695e634aeb13f4d4c2b999934f8eb2e58d62913764f1590689925e120600155d8390d0a48

Download Submit
C:\Users\Admin\AppData\Local\a1aa89d8-99d1-4b54-852c-1a29c6ac9849\build2.exe

Filesize
299KB

MD5
6b343cd7dea3ae28d0819bc55a2f86fe

SHA1
cedd49849a5dd678d0a55da607e9b28a9680073c

SHA256
4240b655ed2af5ae8873b49e2e2d204383b2fd675c21f02527a9a4d9b719cd49

SHA512
7c28ba260fe53879b6e8f69d65c4263d454d75033889162d000c421695e634aeb13f4d4c2b999934f8eb2e58d62913764f1590689925e120600155d8390d0a48

Download Submit
C:\Users\Admin\AppData\Local\a1aa89d8-99d1-4b54-852c-1a29c6ac9849\build2.exe

Filesize
299KB

MD5
6b343cd7dea3ae28d0819bc55a2f86fe

SHA1
cedd49849a5dd678d0a55da607e9b28a9680073c

SHA256
4240b655ed2af5ae8873b49e2e2d204383b2fd675c21f02527a9a4d9b719cd49

SHA512
7c28ba260fe53879b6e8f69d65c4263d454d75033889162d000c421695e634aeb13f4d4c2b999934f8eb2e58d62913764f1590689925e120600155d8390d0a48

Download Submit
C:\Users\Admin\AppData\Local\a1aa89d8-99d1-4b54-852c-1a29c6ac9849\build3.exe

Filesize
9KB

MD5
9ead10c08e72ae41921191f8db39bc16

SHA1
abe3bce01cd34afc88e2c838173f8c2bd0090ae1

SHA256
8d7f0e6b6877bdfb9f4531afafd0451f7d17f0ac24e2f2427e9b4ecc5452b9f0

SHA512
aa35dbc59a3589df2763e76a495ce5a9e62196628b4c1d098add38bd7f27c49edf93a66fb8507fb746e37ee32932da2460e440f241abe1a5a279abcc1e5ffe4a

Download Submit
C:\Users\Admin\AppData\Local\a1aa89d8-99d1-4b54-852c-1a29c6ac9849\build3.exe

Filesize
9KB

MD5
9ead10c08e72ae41921191f8db39bc16

SHA1
abe3bce01cd34afc88e2c838173f8c2bd0090ae1

SHA256
8d7f0e6b6877bdfb9f4531afafd0451f7d17f0ac24e2f2427e9b4ecc5452b9f0

SHA512
aa35dbc59a3589df2763e76a495ce5a9e62196628b4c1d098add38bd7f27c49edf93a66fb8507fb746e37ee32932da2460e440f241abe1a5a279abcc1e5ffe4a

Download Submit
C:\Users\Admin\AppData\Local\a1aa89d8-99d1-4b54-852c-1a29c6ac9849\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/964-175-0x00000000020F0000-0x0000000002147000-memory.dmp

Filesize
348KB

Download
memory/1612-137-0x00000000048F0000-0x0000000004A0B000-memory.dmp

Filesize
1.1MB

Download
memory/3768-280-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/3768-282-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/3768-279-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/3768-161-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/3768-278-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/3768-276-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/3768-270-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/3768-154-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/3768-160-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/3768-159-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/3768-223-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/3768-153-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/4616-188-0x0000000061E00000-0x0000000061EF3000-memory.dmp

Filesize
972KB

Download
memory/4616-258-0x0000000000400000-0x000000000046C000-memory.dmp

Filesize
432KB

Download
memory/4616-257-0x0000000000400000-0x000000000046C000-memory.dmp

Filesize
432KB

Download
memory/4616-178-0x0000000000400000-0x000000000046C000-memory.dmp

Filesize
432KB

Download
memory/4616-177-0x0000000000400000-0x000000000046C000-memory.dmp

Filesize
432KB

Download
memory/4616-176-0x0000000000400000-0x000000000046C000-memory.dmp

Filesize
432KB

Download
memory/4616-173-0x0000000000400000-0x000000000046C000-memory.dmp

Filesize
432KB

Download
memory/4756-135-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/4756-134-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/4756-136-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/4756-138-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/4756-149-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download