djvu | 207300495fdba750ccc9f22475803b0e6f1c07b1a1517a5490a6e27396975313

Analysis

max time kernel
127s
max time network
127s
platform
windows10_x64
resource
win10-en-20211014
submitted
23-10-2021 00:32

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General

Target

207300495fdba750ccc9f22475803b0e6f1c07b1a1517a5490a6e27396975313.exe
Size

853KB
MD5

fb6b89f7e04e51d7095c54a6d4850a38
SHA1

187492c92bfcf4a8e8b4f8fef5ec33b14fc8a99e
SHA256

207300495fdba750ccc9f22475803b0e6f1c07b1a1517a5490a6e27396975313
SHA512

731bb31c0a54588c706730081a788d4cdb02ab2d611ef923e30c4d7a9901d6f606172689f3854638fc33a5fed70dbf869b70304715fc660bae9d05e07106a94d

Score

10^/10

djvu vidar 517 discovery persistence ransomware spyware stealer

Malware Config

Extracted

Family

vidar

Version

41.5

Botnet

517

https://mas.to/@xeroxxx

Attributes

profile_id
517

Extracted

Family

djvu

http://rlrz.org/lancer

Signatures

Detected Djvu ransomware 6 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2336-116-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/2336-117-0x0000000000424141-mapping.dmp	family_djvu
behavioral1/memory/3508-118-0x0000000000FF0000-0x000000000110B000-memory.dmp	family_djvu
behavioral1/memory/2336-119-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/428-125-0x0000000000424141-mapping.dmp	family_djvu
behavioral1/memory/428-130-0x0000000000400000-0x0000000000537000-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

Vidar Stealer 4 IoCs

stealer

Processes:

resource	yara_rule
behavioral1/memory/3396-145-0x0000000000400000-0x00000000004D9000-memory.dmp	family_vidar
behavioral1/memory/3396-146-0x00000000004A18CD-mapping.dmp	family_vidar
behavioral1/memory/3396-149-0x0000000000400000-0x00000000004D9000-memory.dmp	family_vidar
behavioral1/memory/2584-148-0x0000000004BA0000-0x0000000004C76000-memory.dmp	family_vidar

Downloads MZ/PE file
Executes dropped EXE 8 IoCs

Processes:

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

pid process

2584 build2.exe
1524 build3.exe
608 build3.exe
3396 build2.exe
836 mstsca.exe
2156 mstsca.exe
1416 mstsca.exe
3856 mstsca.exe
Loads dropped DLL 2 IoCs

Processes:

build2.exe

pid process

3396 build2.exe
3396 build2.exe
Modifies file permissions 1 TTPs 1 IoCs
discovery

File and Directory Permissions Modification
T1222

Processes:

icacls.exe

pid process

484 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
2584	build2.exe
1524	build3.exe
608	build3.exe
3396	build2.exe
836	mstsca.exe
2156	mstsca.exe
1416	mstsca.exe
3856	mstsca.exe

pid	process
3396	build2.exe
3396	build2.exe

pid	process
484	icacls.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

207300495fdba750ccc9f22475803b0e6f1c07b1a1517a5490a6e27396975313.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-941723256-3451054534-3089625102-1000\Software\Microsoft\Windows\CurrentVersion\Run\SysHelper = "\"C:\\Users\\Admin\\AppData\\Local\\fcb799bd-be74-4233-8dc4-99ba6972057b\\207300495fdba750ccc9f22475803b0e6f1c07b1a1517a5490a6e27396975313.exe\" --AutoStart"	207300495fdba750ccc9f22475803b0e6f1c07b1a1517a5490a6e27396975313.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

13 api.2ip.ua
14 api.2ip.ua
19 api.2ip.ua

flow	ioc
13	api.2ip.ua
14	api.2ip.ua
19	api.2ip.ua

Suspicious use of SetThreadContext 6 IoCs

Processes:

207300495fdba750ccc9f22475803b0e6f1c07b1a1517a5490a6e27396975313.exe207300495fdba750ccc9f22475803b0e6f1c07b1a1517a5490a6e27396975313.exebuild3.exebuild2.exemstsca.exemstsca.exe

description	pid	process	target process
PID 3508 set thread context of 2336	3508	207300495fdba750ccc9f22475803b0e6f1c07b1a1517a5490a6e27396975313.exe	207300495fdba750ccc9f22475803b0e6f1c07b1a1517a5490a6e27396975313.exe
PID 1452 set thread context of 428	1452	207300495fdba750ccc9f22475803b0e6f1c07b1a1517a5490a6e27396975313.exe	207300495fdba750ccc9f22475803b0e6f1c07b1a1517a5490a6e27396975313.exe
PID 1524 set thread context of 608	1524	build3.exe	build3.exe
PID 2584 set thread context of 3396	2584	build2.exe	build2.exe
PID 836 set thread context of 2156	836	mstsca.exe	mstsca.exe
PID 1416 set thread context of 3856	1416	mstsca.exe	mstsca.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

64 schtasks.exe
1284 schtasks.exe
Delays execution with timeout.exe 1 IoCs
evasion

Processes:

timeout.exe

pid process

3524 timeout.exe
Kills process with taskkill 1 IoCs
evasion

Processes:

taskkill.exe

pid process

2264 taskkill.exe

pid	process
64	schtasks.exe
1284	schtasks.exe

pid	process
3524	timeout.exe

pid	process
2264	taskkill.exe

Modifies system certificate store 2 TTPs 2 IoCs

evasion spyware trojan

Install Root Certificate

T1130

Modify Registry

T1112

Processes:

207300495fdba750ccc9f22475803b0e6f1c07b1a1517a5490a6e27396975313.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349	207300495fdba750ccc9f22475803b0e6f1c07b1a1517a5490a6e27396975313.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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	207300495fdba750ccc9f22475803b0e6f1c07b1a1517a5490a6e27396975313.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

Processes:

207300495fdba750ccc9f22475803b0e6f1c07b1a1517a5490a6e27396975313.exe207300495fdba750ccc9f22475803b0e6f1c07b1a1517a5490a6e27396975313.exebuild2.exe

pid	process
2336	207300495fdba750ccc9f22475803b0e6f1c07b1a1517a5490a6e27396975313.exe
2336	207300495fdba750ccc9f22475803b0e6f1c07b1a1517a5490a6e27396975313.exe
428	207300495fdba750ccc9f22475803b0e6f1c07b1a1517a5490a6e27396975313.exe
428	207300495fdba750ccc9f22475803b0e6f1c07b1a1517a5490a6e27396975313.exe
3396	build2.exe
3396	build2.exe
3396	build2.exe
3396	build2.exe
3396	build2.exe
3396	build2.exe
3396	build2.exe
3396	build2.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

taskkill.exe

description pid process

Token: SeDebugPrivilege 2264 taskkill.exe

description	pid	process
Token: SeDebugPrivilege	2264	taskkill.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

207300495fdba750ccc9f22475803b0e6f1c07b1a1517a5490a6e27396975313.exe207300495fdba750ccc9f22475803b0e6f1c07b1a1517a5490a6e27396975313.exe207300495fdba750ccc9f22475803b0e6f1c07b1a1517a5490a6e27396975313.exe207300495fdba750ccc9f22475803b0e6f1c07b1a1517a5490a6e27396975313.exebuild3.exebuild3.exebuild2.exebuild2.execmd.exemstsca.exe

description	pid	process	target process
PID 3508 wrote to memory of 2336	3508	207300495fdba750ccc9f22475803b0e6f1c07b1a1517a5490a6e27396975313.exe	207300495fdba750ccc9f22475803b0e6f1c07b1a1517a5490a6e27396975313.exe
PID 3508 wrote to memory of 2336	3508	207300495fdba750ccc9f22475803b0e6f1c07b1a1517a5490a6e27396975313.exe	207300495fdba750ccc9f22475803b0e6f1c07b1a1517a5490a6e27396975313.exe
PID 3508 wrote to memory of 2336	3508	207300495fdba750ccc9f22475803b0e6f1c07b1a1517a5490a6e27396975313.exe	207300495fdba750ccc9f22475803b0e6f1c07b1a1517a5490a6e27396975313.exe
PID 3508 wrote to memory of 2336	3508	207300495fdba750ccc9f22475803b0e6f1c07b1a1517a5490a6e27396975313.exe	207300495fdba750ccc9f22475803b0e6f1c07b1a1517a5490a6e27396975313.exe
PID 3508 wrote to memory of 2336	3508	207300495fdba750ccc9f22475803b0e6f1c07b1a1517a5490a6e27396975313.exe	207300495fdba750ccc9f22475803b0e6f1c07b1a1517a5490a6e27396975313.exe
PID 3508 wrote to memory of 2336	3508	207300495fdba750ccc9f22475803b0e6f1c07b1a1517a5490a6e27396975313.exe	207300495fdba750ccc9f22475803b0e6f1c07b1a1517a5490a6e27396975313.exe
PID 3508 wrote to memory of 2336	3508	207300495fdba750ccc9f22475803b0e6f1c07b1a1517a5490a6e27396975313.exe	207300495fdba750ccc9f22475803b0e6f1c07b1a1517a5490a6e27396975313.exe
PID 3508 wrote to memory of 2336	3508	207300495fdba750ccc9f22475803b0e6f1c07b1a1517a5490a6e27396975313.exe	207300495fdba750ccc9f22475803b0e6f1c07b1a1517a5490a6e27396975313.exe
PID 3508 wrote to memory of 2336	3508	207300495fdba750ccc9f22475803b0e6f1c07b1a1517a5490a6e27396975313.exe	207300495fdba750ccc9f22475803b0e6f1c07b1a1517a5490a6e27396975313.exe
PID 3508 wrote to memory of 2336	3508	207300495fdba750ccc9f22475803b0e6f1c07b1a1517a5490a6e27396975313.exe	207300495fdba750ccc9f22475803b0e6f1c07b1a1517a5490a6e27396975313.exe
PID 2336 wrote to memory of 484	2336	207300495fdba750ccc9f22475803b0e6f1c07b1a1517a5490a6e27396975313.exe	icacls.exe
PID 2336 wrote to memory of 484	2336	207300495fdba750ccc9f22475803b0e6f1c07b1a1517a5490a6e27396975313.exe	icacls.exe
PID 2336 wrote to memory of 484	2336	207300495fdba750ccc9f22475803b0e6f1c07b1a1517a5490a6e27396975313.exe	icacls.exe
PID 2336 wrote to memory of 1452	2336	207300495fdba750ccc9f22475803b0e6f1c07b1a1517a5490a6e27396975313.exe	207300495fdba750ccc9f22475803b0e6f1c07b1a1517a5490a6e27396975313.exe
PID 2336 wrote to memory of 1452	2336	207300495fdba750ccc9f22475803b0e6f1c07b1a1517a5490a6e27396975313.exe	207300495fdba750ccc9f22475803b0e6f1c07b1a1517a5490a6e27396975313.exe
PID 2336 wrote to memory of 1452	2336	207300495fdba750ccc9f22475803b0e6f1c07b1a1517a5490a6e27396975313.exe	207300495fdba750ccc9f22475803b0e6f1c07b1a1517a5490a6e27396975313.exe
PID 1452 wrote to memory of 428	1452	207300495fdba750ccc9f22475803b0e6f1c07b1a1517a5490a6e27396975313.exe	207300495fdba750ccc9f22475803b0e6f1c07b1a1517a5490a6e27396975313.exe
PID 1452 wrote to memory of 428	1452	207300495fdba750ccc9f22475803b0e6f1c07b1a1517a5490a6e27396975313.exe	207300495fdba750ccc9f22475803b0e6f1c07b1a1517a5490a6e27396975313.exe
PID 1452 wrote to memory of 428	1452	207300495fdba750ccc9f22475803b0e6f1c07b1a1517a5490a6e27396975313.exe	207300495fdba750ccc9f22475803b0e6f1c07b1a1517a5490a6e27396975313.exe
PID 1452 wrote to memory of 428	1452	207300495fdba750ccc9f22475803b0e6f1c07b1a1517a5490a6e27396975313.exe	207300495fdba750ccc9f22475803b0e6f1c07b1a1517a5490a6e27396975313.exe
PID 1452 wrote to memory of 428	1452	207300495fdba750ccc9f22475803b0e6f1c07b1a1517a5490a6e27396975313.exe	207300495fdba750ccc9f22475803b0e6f1c07b1a1517a5490a6e27396975313.exe
PID 1452 wrote to memory of 428	1452	207300495fdba750ccc9f22475803b0e6f1c07b1a1517a5490a6e27396975313.exe	207300495fdba750ccc9f22475803b0e6f1c07b1a1517a5490a6e27396975313.exe
PID 1452 wrote to memory of 428	1452	207300495fdba750ccc9f22475803b0e6f1c07b1a1517a5490a6e27396975313.exe	207300495fdba750ccc9f22475803b0e6f1c07b1a1517a5490a6e27396975313.exe
PID 1452 wrote to memory of 428	1452	207300495fdba750ccc9f22475803b0e6f1c07b1a1517a5490a6e27396975313.exe	207300495fdba750ccc9f22475803b0e6f1c07b1a1517a5490a6e27396975313.exe
PID 1452 wrote to memory of 428	1452	207300495fdba750ccc9f22475803b0e6f1c07b1a1517a5490a6e27396975313.exe	207300495fdba750ccc9f22475803b0e6f1c07b1a1517a5490a6e27396975313.exe
PID 1452 wrote to memory of 428	1452	207300495fdba750ccc9f22475803b0e6f1c07b1a1517a5490a6e27396975313.exe	207300495fdba750ccc9f22475803b0e6f1c07b1a1517a5490a6e27396975313.exe
PID 428 wrote to memory of 2584	428	207300495fdba750ccc9f22475803b0e6f1c07b1a1517a5490a6e27396975313.exe	build2.exe
PID 428 wrote to memory of 2584	428	207300495fdba750ccc9f22475803b0e6f1c07b1a1517a5490a6e27396975313.exe	build2.exe
PID 428 wrote to memory of 2584	428	207300495fdba750ccc9f22475803b0e6f1c07b1a1517a5490a6e27396975313.exe	build2.exe
PID 428 wrote to memory of 1524	428	207300495fdba750ccc9f22475803b0e6f1c07b1a1517a5490a6e27396975313.exe	build3.exe
PID 428 wrote to memory of 1524	428	207300495fdba750ccc9f22475803b0e6f1c07b1a1517a5490a6e27396975313.exe	build3.exe
PID 428 wrote to memory of 1524	428	207300495fdba750ccc9f22475803b0e6f1c07b1a1517a5490a6e27396975313.exe	build3.exe
PID 1524 wrote to memory of 608	1524	build3.exe	build3.exe
PID 1524 wrote to memory of 608	1524	build3.exe	build3.exe
PID 1524 wrote to memory of 608	1524	build3.exe	build3.exe
PID 1524 wrote to memory of 608	1524	build3.exe	build3.exe
PID 1524 wrote to memory of 608	1524	build3.exe	build3.exe
PID 1524 wrote to memory of 608	1524	build3.exe	build3.exe
PID 1524 wrote to memory of 608	1524	build3.exe	build3.exe
PID 1524 wrote to memory of 608	1524	build3.exe	build3.exe
PID 1524 wrote to memory of 608	1524	build3.exe	build3.exe
PID 608 wrote to memory of 64	608	build3.exe	schtasks.exe
PID 608 wrote to memory of 64	608	build3.exe	schtasks.exe
PID 608 wrote to memory of 64	608	build3.exe	schtasks.exe
PID 2584 wrote to memory of 3396	2584	build2.exe	build2.exe
PID 2584 wrote to memory of 3396	2584	build2.exe	build2.exe
PID 2584 wrote to memory of 3396	2584	build2.exe	build2.exe
PID 2584 wrote to memory of 3396	2584	build2.exe	build2.exe
PID 2584 wrote to memory of 3396	2584	build2.exe	build2.exe
PID 2584 wrote to memory of 3396	2584	build2.exe	build2.exe
PID 2584 wrote to memory of 3396	2584	build2.exe	build2.exe
PID 2584 wrote to memory of 3396	2584	build2.exe	build2.exe
PID 3396 wrote to memory of 1964	3396	build2.exe	cmd.exe
PID 3396 wrote to memory of 1964	3396	build2.exe	cmd.exe
PID 3396 wrote to memory of 1964	3396	build2.exe	cmd.exe
PID 1964 wrote to memory of 2264	1964	cmd.exe	taskkill.exe
PID 1964 wrote to memory of 2264	1964	cmd.exe	taskkill.exe
PID 1964 wrote to memory of 2264	1964	cmd.exe	taskkill.exe
PID 1964 wrote to memory of 3524	1964	cmd.exe	timeout.exe
PID 1964 wrote to memory of 3524	1964	cmd.exe	timeout.exe
PID 1964 wrote to memory of 3524	1964	cmd.exe	timeout.exe
PID 836 wrote to memory of 2156	836	mstsca.exe	mstsca.exe
PID 836 wrote to memory of 2156	836	mstsca.exe	mstsca.exe
PID 836 wrote to memory of 2156	836	mstsca.exe	mstsca.exe

C:\Users\Admin\AppData\Local\Temp\207300495fdba750ccc9f22475803b0e6f1c07b1a1517a5490a6e27396975313.exe
"C:\Users\Admin\AppData\Local\Temp\207300495fdba750ccc9f22475803b0e6f1c07b1a1517a5490a6e27396975313.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3508

C:\Users\Admin\AppData\Local\Temp\207300495fdba750ccc9f22475803b0e6f1c07b1a1517a5490a6e27396975313.exe
"C:\Users\Admin\AppData\Local\Temp\207300495fdba750ccc9f22475803b0e6f1c07b1a1517a5490a6e27396975313.exe"
2⤵
- Adds Run key to start application
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2336

C:\Windows\SysWOW64\icacls.exe
icacls "C:\Users\Admin\AppData\Local\fcb799bd-be74-4233-8dc4-99ba6972057b" /deny *S-1-1-0:(OI)(CI)(DE,DC)
3⤵
- Modifies file permissions
PID:484

C:\Users\Admin\AppData\Local\Temp\207300495fdba750ccc9f22475803b0e6f1c07b1a1517a5490a6e27396975313.exe
"C:\Users\Admin\AppData\Local\Temp\207300495fdba750ccc9f22475803b0e6f1c07b1a1517a5490a6e27396975313.exe" --Admin IsNotAutoStart IsNotTask
3⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1452

C:\Users\Admin\AppData\Local\Temp\207300495fdba750ccc9f22475803b0e6f1c07b1a1517a5490a6e27396975313.exe
"C:\Users\Admin\AppData\Local\Temp\207300495fdba750ccc9f22475803b0e6f1c07b1a1517a5490a6e27396975313.exe" --Admin IsNotAutoStart IsNotTask
4⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:428

C:\Users\Admin\AppData\Local\ee068ec1-dedb-48da-ad6c-a96cc06f3000\build2.exe
"C:\Users\Admin\AppData\Local\ee068ec1-dedb-48da-ad6c-a96cc06f3000\build2.exe"
5⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2584

C:\Users\Admin\AppData\Local\ee068ec1-dedb-48da-ad6c-a96cc06f3000\build2.exe
"C:\Users\Admin\AppData\Local\ee068ec1-dedb-48da-ad6c-a96cc06f3000\build2.exe"
6⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3396

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im build2.exe /f & timeout /t 6 & del /f /q "C:\Users\Admin\AppData\Local\ee068ec1-dedb-48da-ad6c-a96cc06f3000\build2.exe" & del C:\ProgramData\*.dll & exit
7⤵
- Suspicious use of WriteProcessMemory
PID:1964

C:\Windows\SysWOW64\taskkill.exe
taskkill /im build2.exe /f
8⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:2264

C:\Windows\SysWOW64\timeout.exe
timeout /t 6
8⤵
- Delays execution with timeout.exe
PID:3524

C:\Users\Admin\AppData\Local\ee068ec1-dedb-48da-ad6c-a96cc06f3000\build3.exe
"C:\Users\Admin\AppData\Local\ee068ec1-dedb-48da-ad6c-a96cc06f3000\build3.exe"
5⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1524

C:\Users\Admin\AppData\Local\ee068ec1-dedb-48da-ad6c-a96cc06f3000\build3.exe
"C:\Users\Admin\AppData\Local\ee068ec1-dedb-48da-ad6c-a96cc06f3000\build3.exe"
6⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:608

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:64

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:836

C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
2⤵
- Executes dropped EXE
PID:2156

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:1284

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:1416

C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
2⤵
- Executes dropped EXE
PID:3856

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

Install Root Certificate

T1130

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

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Downloads

C:\ProgramData\freebl3.dll
MD5
ef2834ac4ee7d6724f255beaf527e635

SHA1
5be8c1e73a21b49f353c2ecfa4108e43a883cb7b

SHA256
a770ecba3b08bbabd0a567fc978e50615f8b346709f8eb3cfacf3faab24090ba

SHA512
c6ea0e4347cbd7ef5e80ae8c0afdca20ea23ac2bdd963361dfaf562a9aed58dcbc43f89dd826692a064d76c3f4b3e92361af7b79a6d16a75d9951591ae3544d2

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C:\ProgramData\mozglue.dll
MD5
8f73c08a9660691143661bf7332c3c27

SHA1
37fa65dd737c50fda710fdbde89e51374d0c204a

SHA256
3fe6b1c54b8cf28f571e0c5d6636b4069a8ab00b4f11dd842cfec00691d0c9cd

SHA512
0042ecf9b3571bb5eba2de893e8b2371df18f7c5a589f52ee66e4bfbaa15a5b8b7cc6a155792aaa8988528c27196896d5e82e1751c998bacea0d92395f66ad89

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C:\ProgramData\msvcp140.dll
MD5
109f0f02fd37c84bfc7508d4227d7ed5

SHA1
ef7420141bb15ac334d3964082361a460bfdb975

SHA256
334e69ac9367f708ce601a6f490ff227d6c20636da5222f148b25831d22e13d4

SHA512
46eb62b65817365c249b48863d894b4669e20fcb3992e747cd5c9fdd57968e1b2cf7418d1c9340a89865eadda362b8db51947eb4427412eb83b35994f932fd39

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C:\ProgramData\nss3.dll
MD5
bfac4e3c5908856ba17d41edcd455a51

SHA1
8eec7e888767aa9e4cca8ff246eb2aacb9170428

SHA256
e2935b5b28550d47dc971f456d6961f20d1633b4892998750140e0eaa9ae9d78

SHA512
2565bab776c4d732ffb1f9b415992a4c65b81bcd644a9a1df1333a269e322925fc1df4f76913463296efd7c88ef194c3056de2f1ca1357d7b5fe5ff0da877a66

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C:\ProgramData\softokn3.dll
MD5
a2ee53de9167bf0d6c019303b7ca84e5

SHA1
2a3c737fa1157e8483815e98b666408a18c0db42

SHA256
43536adef2ddcc811c28d35fa6ce3031029a2424ad393989db36169ff2995083

SHA512
45b56432244f86321fa88fbcca6a0d2a2f7f4e0648c1d7d7b1866adc9daa5eddd9f6bb73662149f279c9ab60930dad1113c8337cb5e6ec9eed5048322f65f7d8

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C:\ProgramData\vcruntime140.dll
MD5
7587bf9cb4147022cd5681b015183046

SHA1
f2106306a8f6f0da5afb7fc765cfa0757ad5a628

SHA256
c40bb03199a2054dabfc7a8e01d6098e91de7193619effbd0f142a7bf031c14d

SHA512
0b63e4979846ceba1b1ed8470432ea6aa18cca66b5f5322d17b14bc0dfa4b2ee09ca300a016e16a01db5123e4e022820698f46d9bad1078bd24675b4b181e91f

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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\07CEF2F654E3ED6050FFC9B6EB844250_3431D4C539FB2CFCB781821E9902850D
MD5
50d9d5311b74576fbbb5c9f204fdc16b

SHA1
7dd97b713e33f287440441aa3bb7966a2cb68321

SHA256
d76a71e8dfd6961d4912a23b2fd207f2a93c67523dfcda252358eafa5821b2ad

SHA512
67d02ce79bb8fd641783ba12ab5587900a03416627939084ce87f22b42ca7d50765947e2238b3c6a70a74bce3c9233b486aaa10feb57e714646e4d02c0c926c0

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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\B2FAF7692FD9FFBD64EDE317E42334BA_D7393C8F62BDE4D4CB606228BC7A711E
MD5
8f19b97ffda28eb06efc2181fd126b9c

SHA1
142443021d6ffaf32d3d60635d0edf540a039f2e

SHA256
49607d1b931a79642c5268292b4f16f2db7ec77b53f8abddbc0cce36ed88e3f7

SHA512
6577704c531cc07d1ae8d61dfe6d8735d29d1386038fa9e3f5580c80c30dc04570ec0160f51903d05b180c4af68f0eb8e23e2106c3bb367afd32d033aae031e6

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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\07CEF2F654E3ED6050FFC9B6EB844250_3431D4C539FB2CFCB781821E9902850D
MD5
ca0e1e2ec3a6d34ddb848c0c68308c9f

SHA1
752afed487f521c490f3bb2f4010f5d02d9e6171

SHA256
78da9534987d973062fdb32d0964c2908a591d5b73efc57dfb723ab0b75f333a

SHA512
f1a4fce26bd084ccea2f43232c24d833bd2b497a01b2d73f86397aa43548baa4b8f8ff1aee460a61a294321f58ab2da59addcae9a2f774df4b7f19f53279987b

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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\B2FAF7692FD9FFBD64EDE317E42334BA_D7393C8F62BDE4D4CB606228BC7A711E
MD5
4f1c3514f7e3986d925e538bc22fca2f

SHA1
2ba3fbaa546fef96c5842551d4246f8bba4c4d2e

SHA256
7f99872f93f11e496bbda1e7f4818cbfb19d07ad455cbd6a6ce2f9ed992e101e

SHA512
cd96914f018c06ed676fc0036fa7ae20a0d7ef0d0df945d5064394ac2ee2556815291b5d5db517210099c40304160b237b6e5554b6ac91678cfcf801c254ed00

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C:\Users\Admin\AppData\Local\ee068ec1-dedb-48da-ad6c-a96cc06f3000\build2.exe
MD5
a2ef57bbe3a8af95196a419a7962bfaa

SHA1
1a0c42723cd1e2e947f904619de7fcea5ca4a183

SHA256
4bc52cd8296fcffc22b5ca8ebf2b161260d71c8d34658f45c9c93cf6d65749e9

SHA512
ca4781632cc0fb2c53f1ae0d0b798da386514f58b6a48845197eea05da7af162405dee1d4b139e661798c29a095e50cdde9f193dea4a9c5366ee763a899ac160

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C:\Users\Admin\AppData\Local\ee068ec1-dedb-48da-ad6c-a96cc06f3000\build2.exe
MD5
a2ef57bbe3a8af95196a419a7962bfaa

SHA1
1a0c42723cd1e2e947f904619de7fcea5ca4a183

SHA256
4bc52cd8296fcffc22b5ca8ebf2b161260d71c8d34658f45c9c93cf6d65749e9

SHA512
ca4781632cc0fb2c53f1ae0d0b798da386514f58b6a48845197eea05da7af162405dee1d4b139e661798c29a095e50cdde9f193dea4a9c5366ee763a899ac160

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C:\Users\Admin\AppData\Local\ee068ec1-dedb-48da-ad6c-a96cc06f3000\build2.exe
MD5
a2ef57bbe3a8af95196a419a7962bfaa

SHA1
1a0c42723cd1e2e947f904619de7fcea5ca4a183

SHA256
4bc52cd8296fcffc22b5ca8ebf2b161260d71c8d34658f45c9c93cf6d65749e9

SHA512
ca4781632cc0fb2c53f1ae0d0b798da386514f58b6a48845197eea05da7af162405dee1d4b139e661798c29a095e50cdde9f193dea4a9c5366ee763a899ac160

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C:\Users\Admin\AppData\Local\ee068ec1-dedb-48da-ad6c-a96cc06f3000\build3.exe
MD5
0fea771099e342facd95a9d659548919

SHA1
9f8b56a37870f8b4ac5aa0ff5677a666f94c7197

SHA256
6f032f671284b3812373e90b0ab5b16ea737bd7dc87d22b8f2aabe558334e403

SHA512
2c1eeb2909acdc1ac36a677dba5131775e97dd107cd60f03bc6672be1791b2dd83a9f588719cb376cc4771570c6b2c202e783e30450ae3c2aa48bbaf2ee049c3

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C:\Users\Admin\AppData\Local\ee068ec1-dedb-48da-ad6c-a96cc06f3000\build3.exe
MD5
0fea771099e342facd95a9d659548919

SHA1
9f8b56a37870f8b4ac5aa0ff5677a666f94c7197

SHA256
6f032f671284b3812373e90b0ab5b16ea737bd7dc87d22b8f2aabe558334e403

SHA512
2c1eeb2909acdc1ac36a677dba5131775e97dd107cd60f03bc6672be1791b2dd83a9f588719cb376cc4771570c6b2c202e783e30450ae3c2aa48bbaf2ee049c3

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C:\Users\Admin\AppData\Local\ee068ec1-dedb-48da-ad6c-a96cc06f3000\build3.exe
MD5
0fea771099e342facd95a9d659548919

SHA1
9f8b56a37870f8b4ac5aa0ff5677a666f94c7197

SHA256
6f032f671284b3812373e90b0ab5b16ea737bd7dc87d22b8f2aabe558334e403

SHA512
2c1eeb2909acdc1ac36a677dba5131775e97dd107cd60f03bc6672be1791b2dd83a9f588719cb376cc4771570c6b2c202e783e30450ae3c2aa48bbaf2ee049c3

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C:\Users\Admin\AppData\Local\fcb799bd-be74-4233-8dc4-99ba6972057b\207300495fdba750ccc9f22475803b0e6f1c07b1a1517a5490a6e27396975313.exe
MD5
fb6b89f7e04e51d7095c54a6d4850a38

SHA1
187492c92bfcf4a8e8b4f8fef5ec33b14fc8a99e

SHA256
207300495fdba750ccc9f22475803b0e6f1c07b1a1517a5490a6e27396975313

SHA512
731bb31c0a54588c706730081a788d4cdb02ab2d611ef923e30c4d7a9901d6f606172689f3854638fc33a5fed70dbf869b70304715fc660bae9d05e07106a94d

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C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
MD5
0fea771099e342facd95a9d659548919

SHA1
9f8b56a37870f8b4ac5aa0ff5677a666f94c7197

SHA256
6f032f671284b3812373e90b0ab5b16ea737bd7dc87d22b8f2aabe558334e403

SHA512
2c1eeb2909acdc1ac36a677dba5131775e97dd107cd60f03bc6672be1791b2dd83a9f588719cb376cc4771570c6b2c202e783e30450ae3c2aa48bbaf2ee049c3

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C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
MD5
0fea771099e342facd95a9d659548919

SHA1
9f8b56a37870f8b4ac5aa0ff5677a666f94c7197

SHA256
6f032f671284b3812373e90b0ab5b16ea737bd7dc87d22b8f2aabe558334e403

SHA512
2c1eeb2909acdc1ac36a677dba5131775e97dd107cd60f03bc6672be1791b2dd83a9f588719cb376cc4771570c6b2c202e783e30450ae3c2aa48bbaf2ee049c3

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C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
MD5
0fea771099e342facd95a9d659548919

SHA1
9f8b56a37870f8b4ac5aa0ff5677a666f94c7197

SHA256
6f032f671284b3812373e90b0ab5b16ea737bd7dc87d22b8f2aabe558334e403

SHA512
2c1eeb2909acdc1ac36a677dba5131775e97dd107cd60f03bc6672be1791b2dd83a9f588719cb376cc4771570c6b2c202e783e30450ae3c2aa48bbaf2ee049c3

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C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
MD5
0fea771099e342facd95a9d659548919

SHA1
9f8b56a37870f8b4ac5aa0ff5677a666f94c7197

SHA256
6f032f671284b3812373e90b0ab5b16ea737bd7dc87d22b8f2aabe558334e403

SHA512
2c1eeb2909acdc1ac36a677dba5131775e97dd107cd60f03bc6672be1791b2dd83a9f588719cb376cc4771570c6b2c202e783e30450ae3c2aa48bbaf2ee049c3

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C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
MD5
0fea771099e342facd95a9d659548919

SHA1
9f8b56a37870f8b4ac5aa0ff5677a666f94c7197

SHA256
6f032f671284b3812373e90b0ab5b16ea737bd7dc87d22b8f2aabe558334e403

SHA512
2c1eeb2909acdc1ac36a677dba5131775e97dd107cd60f03bc6672be1791b2dd83a9f588719cb376cc4771570c6b2c202e783e30450ae3c2aa48bbaf2ee049c3

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\ProgramData\mozglue.dll
MD5
8f73c08a9660691143661bf7332c3c27

SHA1
37fa65dd737c50fda710fdbde89e51374d0c204a

SHA256
3fe6b1c54b8cf28f571e0c5d6636b4069a8ab00b4f11dd842cfec00691d0c9cd

SHA512
0042ecf9b3571bb5eba2de893e8b2371df18f7c5a589f52ee66e4bfbaa15a5b8b7cc6a155792aaa8988528c27196896d5e82e1751c998bacea0d92395f66ad89

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\ProgramData\nss3.dll
MD5
bfac4e3c5908856ba17d41edcd455a51

SHA1
8eec7e888767aa9e4cca8ff246eb2aacb9170428

SHA256
e2935b5b28550d47dc971f456d6961f20d1633b4892998750140e0eaa9ae9d78

SHA512
2565bab776c4d732ffb1f9b415992a4c65b81bcd644a9a1df1333a269e322925fc1df4f76913463296efd7c88ef194c3056de2f1ca1357d7b5fe5ff0da877a66

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memory/64-142-0x0000000000000000-mapping.dmp

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memory/428-125-0x0000000000424141-mapping.dmp

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memory/428-130-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

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memory/484-120-0x0000000000000000-mapping.dmp

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memory/608-139-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

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memory/608-144-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

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memory/608-140-0x0000000000401AFA-mapping.dmp

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memory/1284-167-0x0000000000000000-mapping.dmp

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memory/1416-169-0x000000000351E000-0x000000000352E000-memory.dmp

Filesize
64KB

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memory/1452-122-0x0000000000000000-mapping.dmp

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memory/1452-123-0x0000000000DC5000-0x0000000000E56000-memory.dmp

Filesize
580KB

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memory/1524-143-0x00000000032A0000-0x00000000032A4000-memory.dmp

Filesize
16KB

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memory/1524-135-0x0000000000000000-mapping.dmp

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memory/1964-152-0x0000000000000000-mapping.dmp

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memory/2156-165-0x0000000000401AFA-mapping.dmp

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memory/2264-153-0x0000000000000000-mapping.dmp

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memory/2336-119-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

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memory/2336-117-0x0000000000424141-mapping.dmp

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memory/2336-116-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

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memory/2584-148-0x0000000004BA0000-0x0000000004C76000-memory.dmp

Filesize
856KB

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memory/2584-131-0x0000000000000000-mapping.dmp

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memory/3396-149-0x0000000000400000-0x00000000004D9000-memory.dmp

Filesize
868KB

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memory/3396-146-0x00000000004A18CD-mapping.dmp

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memory/3396-145-0x0000000000400000-0x00000000004D9000-memory.dmp

Filesize
868KB

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memory/3508-115-0x0000000000EA1000-0x0000000000F32000-memory.dmp

Filesize
580KB

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memory/3508-118-0x0000000000FF0000-0x000000000110B000-memory.dmp

Filesize
1.1MB

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memory/3524-154-0x0000000000000000-mapping.dmp

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memory/3856-171-0x0000000000401AFA-mapping.dmp

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