djvu | 3f1596b4ebd177ec46e57ea0e6d208f32c1ebb93b448a4b5318cc116293d1e71

Analysis

max time kernel
114s
max time network
135s
platform
windows10_x64
resource
win10-en-20210920
submitted
18-10-2021 23:10

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

3f1596b4ebd177ec46e57ea0e6d208f32c1ebb93b448a4b5318cc116293d1e71.exe
Size

810KB
MD5

42fe928b06e704ec51f6d9e679a4b2e4
SHA1

f0fb600a2b9428b2dd33fd8a7d781f4f59423241
SHA256

3f1596b4ebd177ec46e57ea0e6d208f32c1ebb93b448a4b5318cc116293d1e71
SHA512

4ad727be5cc71cbcc33eaf0015e51370575137e74d460b65a2c5fa6abe7e153ce981ff3adb2937e1711d2b9a462db2b1e3cd353e971881bd5fded340f5e5075e

Score

10^/10

djvu vidar 517 discovery persistence ransomware spyware stealer

Malware Config

Extracted

Family

vidar

Version

41.3

Botnet

517

https://mas.to/@oleg98

Attributes

profile_id
517

Extracted

Family

djvu

http://rlrz.org/fhsgtsspen6

Signatures

Detected Djvu ransomware 6 IoCs

Processes:

resource	yara_rule
behavioral1/memory/508-116-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/508-117-0x0000000000424141-mapping.dmp	family_djvu
behavioral1/memory/4076-118-0x0000000004DE0000-0x0000000004EFB000-memory.dmp	family_djvu
behavioral1/memory/508-121-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/4056-125-0x0000000000424141-mapping.dmp	family_djvu
behavioral1/memory/4056-130-0x0000000000400000-0x0000000000537000-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/1232-139-0x0000000000400000-0x00000000004D9000-memory.dmp	family_vidar
behavioral1/memory/1232-140-0x00000000004A192D-mapping.dmp	family_vidar
behavioral1/memory/3172-146-0x0000000003330000-0x0000000003406000-memory.dmp	family_vidar
behavioral1/memory/1232-148-0x0000000000400000-0x00000000004D9000-memory.dmp	family_vidar

Downloads MZ/PE file
Executes dropped EXE 8 IoCs

Processes:

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

pid process

3172 build2.exe
1088 build3.exe
1232 build2.exe
1432 build3.exe
4824 mstsca.exe
1300 mstsca.exe
1592 mstsca.exe
4584 mstsca.exe
Loads dropped DLL 2 IoCs

Processes:

build2.exe

pid process

1232 build2.exe
1232 build2.exe
Modifies file permissions 1 TTPs 1 IoCs
discovery

File Permissions Modification
T1222

Processes:

icacls.exe

pid process

692 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
3172	build2.exe
1088	build3.exe
1232	build2.exe
1432	build3.exe
4824	mstsca.exe
1300	mstsca.exe
1592	mstsca.exe
4584	mstsca.exe

pid	process
1232	build2.exe
1232	build2.exe

pid	process
692	icacls.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

3f1596b4ebd177ec46e57ea0e6d208f32c1ebb93b448a4b5318cc116293d1e71.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-2481030822-2828258191-1606198294-1000\Software\Microsoft\Windows\CurrentVersion\Run\SysHelper = "\"C:\\Users\\Admin\\AppData\\Local\\496177dd-c75b-4990-934d-27f0541ab5b7\\3f1596b4ebd177ec46e57ea0e6d208f32c1ebb93b448a4b5318cc116293d1e71.exe\" --AutoStart"	3f1596b4ebd177ec46e57ea0e6d208f32c1ebb93b448a4b5318cc116293d1e71.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

15 api.2ip.ua
22 api.2ip.ua
14 api.2ip.ua

flow	ioc
15	api.2ip.ua
22	api.2ip.ua
14	api.2ip.ua

Suspicious use of SetThreadContext 6 IoCs

Processes:

3f1596b4ebd177ec46e57ea0e6d208f32c1ebb93b448a4b5318cc116293d1e71.exe3f1596b4ebd177ec46e57ea0e6d208f32c1ebb93b448a4b5318cc116293d1e71.exebuild2.exebuild3.exemstsca.exemstsca.exe

description	pid	process	target process
PID 4076 set thread context of 508	4076	3f1596b4ebd177ec46e57ea0e6d208f32c1ebb93b448a4b5318cc116293d1e71.exe	3f1596b4ebd177ec46e57ea0e6d208f32c1ebb93b448a4b5318cc116293d1e71.exe
PID 4232 set thread context of 4056	4232	3f1596b4ebd177ec46e57ea0e6d208f32c1ebb93b448a4b5318cc116293d1e71.exe	3f1596b4ebd177ec46e57ea0e6d208f32c1ebb93b448a4b5318cc116293d1e71.exe
PID 3172 set thread context of 1232	3172	build2.exe	build2.exe
PID 1088 set thread context of 1432	1088	build3.exe	build3.exe
PID 4824 set thread context of 1300	4824	mstsca.exe	mstsca.exe
PID 1592 set thread context of 4584	1592	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

4900 schtasks.exe
1588 schtasks.exe
Delays execution with timeout.exe 1 IoCs
evasion

Processes:

timeout.exe

pid process

2272 timeout.exe
Kills process with taskkill 1 IoCs
evasion

Processes:

taskkill.exe

pid process

3488 taskkill.exe

pid	process
4900	schtasks.exe
1588	schtasks.exe

pid	process
2272	timeout.exe

pid	process
3488	taskkill.exe

Modifies system certificate store 2 TTPs 2 IoCs

evasion spyware trojan

Install Root Certificate

T1130

Modify Registry

T1112

Processes:

3f1596b4ebd177ec46e57ea0e6d208f32c1ebb93b448a4b5318cc116293d1e71.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349	3f1596b4ebd177ec46e57ea0e6d208f32c1ebb93b448a4b5318cc116293d1e71.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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	3f1596b4ebd177ec46e57ea0e6d208f32c1ebb93b448a4b5318cc116293d1e71.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

Processes:

3f1596b4ebd177ec46e57ea0e6d208f32c1ebb93b448a4b5318cc116293d1e71.exe3f1596b4ebd177ec46e57ea0e6d208f32c1ebb93b448a4b5318cc116293d1e71.exebuild2.exe

pid	process
508	3f1596b4ebd177ec46e57ea0e6d208f32c1ebb93b448a4b5318cc116293d1e71.exe
508	3f1596b4ebd177ec46e57ea0e6d208f32c1ebb93b448a4b5318cc116293d1e71.exe
4056	3f1596b4ebd177ec46e57ea0e6d208f32c1ebb93b448a4b5318cc116293d1e71.exe
4056	3f1596b4ebd177ec46e57ea0e6d208f32c1ebb93b448a4b5318cc116293d1e71.exe
1232	build2.exe
1232	build2.exe
1232	build2.exe
1232	build2.exe
1232	build2.exe
1232	build2.exe
1232	build2.exe
1232	build2.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

taskkill.exe

description pid process

Token: SeDebugPrivilege 3488 taskkill.exe

description	pid	process
Token: SeDebugPrivilege	3488	taskkill.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

3f1596b4ebd177ec46e57ea0e6d208f32c1ebb93b448a4b5318cc116293d1e71.exe3f1596b4ebd177ec46e57ea0e6d208f32c1ebb93b448a4b5318cc116293d1e71.exe3f1596b4ebd177ec46e57ea0e6d208f32c1ebb93b448a4b5318cc116293d1e71.exe3f1596b4ebd177ec46e57ea0e6d208f32c1ebb93b448a4b5318cc116293d1e71.exebuild2.exebuild3.exebuild3.exebuild2.execmd.exemstsca.exe

description	pid	process	target process
PID 4076 wrote to memory of 508	4076	3f1596b4ebd177ec46e57ea0e6d208f32c1ebb93b448a4b5318cc116293d1e71.exe	3f1596b4ebd177ec46e57ea0e6d208f32c1ebb93b448a4b5318cc116293d1e71.exe
PID 4076 wrote to memory of 508	4076	3f1596b4ebd177ec46e57ea0e6d208f32c1ebb93b448a4b5318cc116293d1e71.exe	3f1596b4ebd177ec46e57ea0e6d208f32c1ebb93b448a4b5318cc116293d1e71.exe
PID 4076 wrote to memory of 508	4076	3f1596b4ebd177ec46e57ea0e6d208f32c1ebb93b448a4b5318cc116293d1e71.exe	3f1596b4ebd177ec46e57ea0e6d208f32c1ebb93b448a4b5318cc116293d1e71.exe
PID 4076 wrote to memory of 508	4076	3f1596b4ebd177ec46e57ea0e6d208f32c1ebb93b448a4b5318cc116293d1e71.exe	3f1596b4ebd177ec46e57ea0e6d208f32c1ebb93b448a4b5318cc116293d1e71.exe
PID 4076 wrote to memory of 508	4076	3f1596b4ebd177ec46e57ea0e6d208f32c1ebb93b448a4b5318cc116293d1e71.exe	3f1596b4ebd177ec46e57ea0e6d208f32c1ebb93b448a4b5318cc116293d1e71.exe
PID 4076 wrote to memory of 508	4076	3f1596b4ebd177ec46e57ea0e6d208f32c1ebb93b448a4b5318cc116293d1e71.exe	3f1596b4ebd177ec46e57ea0e6d208f32c1ebb93b448a4b5318cc116293d1e71.exe
PID 4076 wrote to memory of 508	4076	3f1596b4ebd177ec46e57ea0e6d208f32c1ebb93b448a4b5318cc116293d1e71.exe	3f1596b4ebd177ec46e57ea0e6d208f32c1ebb93b448a4b5318cc116293d1e71.exe
PID 4076 wrote to memory of 508	4076	3f1596b4ebd177ec46e57ea0e6d208f32c1ebb93b448a4b5318cc116293d1e71.exe	3f1596b4ebd177ec46e57ea0e6d208f32c1ebb93b448a4b5318cc116293d1e71.exe
PID 4076 wrote to memory of 508	4076	3f1596b4ebd177ec46e57ea0e6d208f32c1ebb93b448a4b5318cc116293d1e71.exe	3f1596b4ebd177ec46e57ea0e6d208f32c1ebb93b448a4b5318cc116293d1e71.exe
PID 4076 wrote to memory of 508	4076	3f1596b4ebd177ec46e57ea0e6d208f32c1ebb93b448a4b5318cc116293d1e71.exe	3f1596b4ebd177ec46e57ea0e6d208f32c1ebb93b448a4b5318cc116293d1e71.exe
PID 508 wrote to memory of 692	508	3f1596b4ebd177ec46e57ea0e6d208f32c1ebb93b448a4b5318cc116293d1e71.exe	icacls.exe
PID 508 wrote to memory of 692	508	3f1596b4ebd177ec46e57ea0e6d208f32c1ebb93b448a4b5318cc116293d1e71.exe	icacls.exe
PID 508 wrote to memory of 692	508	3f1596b4ebd177ec46e57ea0e6d208f32c1ebb93b448a4b5318cc116293d1e71.exe	icacls.exe
PID 508 wrote to memory of 4232	508	3f1596b4ebd177ec46e57ea0e6d208f32c1ebb93b448a4b5318cc116293d1e71.exe	3f1596b4ebd177ec46e57ea0e6d208f32c1ebb93b448a4b5318cc116293d1e71.exe
PID 508 wrote to memory of 4232	508	3f1596b4ebd177ec46e57ea0e6d208f32c1ebb93b448a4b5318cc116293d1e71.exe	3f1596b4ebd177ec46e57ea0e6d208f32c1ebb93b448a4b5318cc116293d1e71.exe
PID 508 wrote to memory of 4232	508	3f1596b4ebd177ec46e57ea0e6d208f32c1ebb93b448a4b5318cc116293d1e71.exe	3f1596b4ebd177ec46e57ea0e6d208f32c1ebb93b448a4b5318cc116293d1e71.exe
PID 4232 wrote to memory of 4056	4232	3f1596b4ebd177ec46e57ea0e6d208f32c1ebb93b448a4b5318cc116293d1e71.exe	3f1596b4ebd177ec46e57ea0e6d208f32c1ebb93b448a4b5318cc116293d1e71.exe
PID 4232 wrote to memory of 4056	4232	3f1596b4ebd177ec46e57ea0e6d208f32c1ebb93b448a4b5318cc116293d1e71.exe	3f1596b4ebd177ec46e57ea0e6d208f32c1ebb93b448a4b5318cc116293d1e71.exe
PID 4232 wrote to memory of 4056	4232	3f1596b4ebd177ec46e57ea0e6d208f32c1ebb93b448a4b5318cc116293d1e71.exe	3f1596b4ebd177ec46e57ea0e6d208f32c1ebb93b448a4b5318cc116293d1e71.exe
PID 4232 wrote to memory of 4056	4232	3f1596b4ebd177ec46e57ea0e6d208f32c1ebb93b448a4b5318cc116293d1e71.exe	3f1596b4ebd177ec46e57ea0e6d208f32c1ebb93b448a4b5318cc116293d1e71.exe
PID 4232 wrote to memory of 4056	4232	3f1596b4ebd177ec46e57ea0e6d208f32c1ebb93b448a4b5318cc116293d1e71.exe	3f1596b4ebd177ec46e57ea0e6d208f32c1ebb93b448a4b5318cc116293d1e71.exe
PID 4232 wrote to memory of 4056	4232	3f1596b4ebd177ec46e57ea0e6d208f32c1ebb93b448a4b5318cc116293d1e71.exe	3f1596b4ebd177ec46e57ea0e6d208f32c1ebb93b448a4b5318cc116293d1e71.exe
PID 4232 wrote to memory of 4056	4232	3f1596b4ebd177ec46e57ea0e6d208f32c1ebb93b448a4b5318cc116293d1e71.exe	3f1596b4ebd177ec46e57ea0e6d208f32c1ebb93b448a4b5318cc116293d1e71.exe
PID 4232 wrote to memory of 4056	4232	3f1596b4ebd177ec46e57ea0e6d208f32c1ebb93b448a4b5318cc116293d1e71.exe	3f1596b4ebd177ec46e57ea0e6d208f32c1ebb93b448a4b5318cc116293d1e71.exe
PID 4232 wrote to memory of 4056	4232	3f1596b4ebd177ec46e57ea0e6d208f32c1ebb93b448a4b5318cc116293d1e71.exe	3f1596b4ebd177ec46e57ea0e6d208f32c1ebb93b448a4b5318cc116293d1e71.exe
PID 4232 wrote to memory of 4056	4232	3f1596b4ebd177ec46e57ea0e6d208f32c1ebb93b448a4b5318cc116293d1e71.exe	3f1596b4ebd177ec46e57ea0e6d208f32c1ebb93b448a4b5318cc116293d1e71.exe
PID 4056 wrote to memory of 3172	4056	3f1596b4ebd177ec46e57ea0e6d208f32c1ebb93b448a4b5318cc116293d1e71.exe	build2.exe
PID 4056 wrote to memory of 3172	4056	3f1596b4ebd177ec46e57ea0e6d208f32c1ebb93b448a4b5318cc116293d1e71.exe	build2.exe
PID 4056 wrote to memory of 3172	4056	3f1596b4ebd177ec46e57ea0e6d208f32c1ebb93b448a4b5318cc116293d1e71.exe	build2.exe
PID 4056 wrote to memory of 1088	4056	3f1596b4ebd177ec46e57ea0e6d208f32c1ebb93b448a4b5318cc116293d1e71.exe	build3.exe
PID 4056 wrote to memory of 1088	4056	3f1596b4ebd177ec46e57ea0e6d208f32c1ebb93b448a4b5318cc116293d1e71.exe	build3.exe
PID 4056 wrote to memory of 1088	4056	3f1596b4ebd177ec46e57ea0e6d208f32c1ebb93b448a4b5318cc116293d1e71.exe	build3.exe
PID 3172 wrote to memory of 1232	3172	build2.exe	build2.exe
PID 3172 wrote to memory of 1232	3172	build2.exe	build2.exe
PID 3172 wrote to memory of 1232	3172	build2.exe	build2.exe
PID 3172 wrote to memory of 1232	3172	build2.exe	build2.exe
PID 3172 wrote to memory of 1232	3172	build2.exe	build2.exe
PID 3172 wrote to memory of 1232	3172	build2.exe	build2.exe
PID 3172 wrote to memory of 1232	3172	build2.exe	build2.exe
PID 3172 wrote to memory of 1232	3172	build2.exe	build2.exe
PID 1088 wrote to memory of 1432	1088	build3.exe	build3.exe
PID 1088 wrote to memory of 1432	1088	build3.exe	build3.exe
PID 1088 wrote to memory of 1432	1088	build3.exe	build3.exe
PID 1088 wrote to memory of 1432	1088	build3.exe	build3.exe
PID 1088 wrote to memory of 1432	1088	build3.exe	build3.exe
PID 1088 wrote to memory of 1432	1088	build3.exe	build3.exe
PID 1088 wrote to memory of 1432	1088	build3.exe	build3.exe
PID 1088 wrote to memory of 1432	1088	build3.exe	build3.exe
PID 1088 wrote to memory of 1432	1088	build3.exe	build3.exe
PID 1432 wrote to memory of 1588	1432	build3.exe	schtasks.exe
PID 1432 wrote to memory of 1588	1432	build3.exe	schtasks.exe
PID 1432 wrote to memory of 1588	1432	build3.exe	schtasks.exe
PID 1232 wrote to memory of 2772	1232	build2.exe	cmd.exe
PID 1232 wrote to memory of 2772	1232	build2.exe	cmd.exe
PID 1232 wrote to memory of 2772	1232	build2.exe	cmd.exe
PID 2772 wrote to memory of 3488	2772	cmd.exe	taskkill.exe
PID 2772 wrote to memory of 3488	2772	cmd.exe	taskkill.exe
PID 2772 wrote to memory of 3488	2772	cmd.exe	taskkill.exe
PID 2772 wrote to memory of 2272	2772	cmd.exe	timeout.exe
PID 2772 wrote to memory of 2272	2772	cmd.exe	timeout.exe
PID 2772 wrote to memory of 2272	2772	cmd.exe	timeout.exe
PID 4824 wrote to memory of 1300	4824	mstsca.exe	mstsca.exe
PID 4824 wrote to memory of 1300	4824	mstsca.exe	mstsca.exe
PID 4824 wrote to memory of 1300	4824	mstsca.exe	mstsca.exe

C:\Users\Admin\AppData\Local\Temp\3f1596b4ebd177ec46e57ea0e6d208f32c1ebb93b448a4b5318cc116293d1e71.exe
"C:\Users\Admin\AppData\Local\Temp\3f1596b4ebd177ec46e57ea0e6d208f32c1ebb93b448a4b5318cc116293d1e71.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4076

C:\Users\Admin\AppData\Local\Temp\3f1596b4ebd177ec46e57ea0e6d208f32c1ebb93b448a4b5318cc116293d1e71.exe
"C:\Users\Admin\AppData\Local\Temp\3f1596b4ebd177ec46e57ea0e6d208f32c1ebb93b448a4b5318cc116293d1e71.exe"
2⤵
- Adds Run key to start application
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:508

C:\Windows\SysWOW64\icacls.exe
icacls "C:\Users\Admin\AppData\Local\496177dd-c75b-4990-934d-27f0541ab5b7" /deny *S-1-1-0:(OI)(CI)(DE,DC)
3⤵
- Modifies file permissions
PID:692

C:\Users\Admin\AppData\Local\Temp\3f1596b4ebd177ec46e57ea0e6d208f32c1ebb93b448a4b5318cc116293d1e71.exe
"C:\Users\Admin\AppData\Local\Temp\3f1596b4ebd177ec46e57ea0e6d208f32c1ebb93b448a4b5318cc116293d1e71.exe" --Admin IsNotAutoStart IsNotTask
3⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4232

C:\Users\Admin\AppData\Local\Temp\3f1596b4ebd177ec46e57ea0e6d208f32c1ebb93b448a4b5318cc116293d1e71.exe
"C:\Users\Admin\AppData\Local\Temp\3f1596b4ebd177ec46e57ea0e6d208f32c1ebb93b448a4b5318cc116293d1e71.exe" --Admin IsNotAutoStart IsNotTask
4⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:4056

C:\Users\Admin\AppData\Local\f1efd294-d7f5-4edc-a087-fd7555c9e086\build2.exe
"C:\Users\Admin\AppData\Local\f1efd294-d7f5-4edc-a087-fd7555c9e086\build2.exe"
5⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3172

C:\Users\Admin\AppData\Local\f1efd294-d7f5-4edc-a087-fd7555c9e086\build2.exe
"C:\Users\Admin\AppData\Local\f1efd294-d7f5-4edc-a087-fd7555c9e086\build2.exe"
6⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1232

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\f1efd294-d7f5-4edc-a087-fd7555c9e086\build2.exe" & del C:\ProgramData\*.dll & exit
7⤵
- Suspicious use of WriteProcessMemory
PID:2772

C:\Windows\SysWOW64\taskkill.exe
taskkill /im build2.exe /f
8⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:3488

C:\Windows\SysWOW64\timeout.exe
timeout /t 6
8⤵
- Delays execution with timeout.exe
PID:2272

C:\Users\Admin\AppData\Local\f1efd294-d7f5-4edc-a087-fd7555c9e086\build3.exe
"C:\Users\Admin\AppData\Local\f1efd294-d7f5-4edc-a087-fd7555c9e086\build3.exe"
5⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1088

C:\Users\Admin\AppData\Local\f1efd294-d7f5-4edc-a087-fd7555c9e086\build3.exe
"C:\Users\Admin\AppData\Local\f1efd294-d7f5-4edc-a087-fd7555c9e086\build3.exe"
6⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:1432

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:1588

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:4824

C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
2⤵
- Executes dropped EXE
PID:1300

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:4900

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:1592

C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
2⤵
- Executes dropped EXE
PID:4584

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

Loading Replay Monitor...

Downloads

C:\ProgramData\freebl3.dll
MD5
ef2834ac4ee7d6724f255beaf527e635

SHA1
5be8c1e73a21b49f353c2ecfa4108e43a883cb7b

SHA256
a770ecba3b08bbabd0a567fc978e50615f8b346709f8eb3cfacf3faab24090ba

SHA512
c6ea0e4347cbd7ef5e80ae8c0afdca20ea23ac2bdd963361dfaf562a9aed58dcbc43f89dd826692a064d76c3f4b3e92361af7b79a6d16a75d9951591ae3544d2

Download Submit
C:\ProgramData\mozglue.dll
MD5
8f73c08a9660691143661bf7332c3c27

SHA1
37fa65dd737c50fda710fdbde89e51374d0c204a

SHA256
3fe6b1c54b8cf28f571e0c5d6636b4069a8ab00b4f11dd842cfec00691d0c9cd

SHA512
0042ecf9b3571bb5eba2de893e8b2371df18f7c5a589f52ee66e4bfbaa15a5b8b7cc6a155792aaa8988528c27196896d5e82e1751c998bacea0d92395f66ad89

Download Submit
C:\ProgramData\msvcp140.dll
MD5
109f0f02fd37c84bfc7508d4227d7ed5

SHA1
ef7420141bb15ac334d3964082361a460bfdb975

SHA256
334e69ac9367f708ce601a6f490ff227d6c20636da5222f148b25831d22e13d4

SHA512
46eb62b65817365c249b48863d894b4669e20fcb3992e747cd5c9fdd57968e1b2cf7418d1c9340a89865eadda362b8db51947eb4427412eb83b35994f932fd39

Download Submit
C:\ProgramData\nss3.dll
MD5
bfac4e3c5908856ba17d41edcd455a51

SHA1
8eec7e888767aa9e4cca8ff246eb2aacb9170428

SHA256
e2935b5b28550d47dc971f456d6961f20d1633b4892998750140e0eaa9ae9d78

SHA512
2565bab776c4d732ffb1f9b415992a4c65b81bcd644a9a1df1333a269e322925fc1df4f76913463296efd7c88ef194c3056de2f1ca1357d7b5fe5ff0da877a66

Download Submit
C:\ProgramData\softokn3.dll
MD5
a2ee53de9167bf0d6c019303b7ca84e5

SHA1
2a3c737fa1157e8483815e98b666408a18c0db42

SHA256
43536adef2ddcc811c28d35fa6ce3031029a2424ad393989db36169ff2995083

SHA512
45b56432244f86321fa88fbcca6a0d2a2f7f4e0648c1d7d7b1866adc9daa5eddd9f6bb73662149f279c9ab60930dad1113c8337cb5e6ec9eed5048322f65f7d8

Download Submit
C:\ProgramData\vcruntime140.dll
MD5
7587bf9cb4147022cd5681b015183046

SHA1
f2106306a8f6f0da5afb7fc765cfa0757ad5a628

SHA256
c40bb03199a2054dabfc7a8e01d6098e91de7193619effbd0f142a7bf031c14d

SHA512
0b63e4979846ceba1b1ed8470432ea6aa18cca66b5f5322d17b14bc0dfa4b2ee09ca300a016e16a01db5123e4e022820698f46d9bad1078bd24675b4b181e91f

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\07CEF2F654E3ED6050FFC9B6EB844250_3431D4C539FB2CFCB781821E9902850D
MD5
c15f85c5991237ce8b305880987044fe

SHA1
ccaf552f51535d65d0bf68b94a4f7c3fdafa0e18

SHA256
b5ef9caae0c5023680c4ed7c23c02a15425a1c185ab6fd9c68cc76a1630b7113

SHA512
634bcb05e4428bdaf1b578fd7434e74f527da7d8ffc3ff21f2f8c7198f16fe28356c9b4473ba63a30a6aa70dc41fd76d7ed162555755076fb4a41d8519394168

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\B2FAF7692FD9FFBD64EDE317E42334BA_D7393C8F62BDE4D4CB606228BC7A711E
MD5
cdc7886f2e1293fd583eb76529d6bf91

SHA1
cf497bae7d69af8e6c604f40255bc1625504090e

SHA256
8d3d13a5a5bbeefdde6dc5d81e2663e982d418037cc5a16bd59be81a5157df8a

SHA512
ff7e44f67bd2c1d7e0840f6be444e6fd0a08b3fb5668d2c5f7cd0437b7011348551bc65781b797d7df3027d08d34508a9de46443fa471d6706555667a8869380

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\07CEF2F654E3ED6050FFC9B6EB844250_3431D4C539FB2CFCB781821E9902850D
MD5
66a0a8b64fe570768abdaa6f1f12d4dd

SHA1
01ae23d28229240d63e50c08e7e319106d849009

SHA256
257ae807eed533cbb6d1c7e5d848b20475aa31a8d967dc82079a61940fd0d9ad

SHA512
2a3c08ff8c797ffe1aa68a5c61fd6e3bf4bb83825c8795188f142ce2aa7c0297b60e8032288826079c76faded8f8b8ada3195dc0b9654078c4a4c7006291e676

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\B2FAF7692FD9FFBD64EDE317E42334BA_D7393C8F62BDE4D4CB606228BC7A711E
MD5
a5aff746c9bbef9211a8d5c5dfe53257

SHA1
b770d7e035241440aa77407382b72c20736945d0

SHA256
64792f7022ab8ac6675ed50dbb18289cfa1dc7078c0f1bb5a1650524d6bc716f

SHA512
4ac9c395d2c844ac5b3d21dccdc5689de1c4c5b9fa6a52ed1961fd9c906dccb682a16daaa7062ec610176d0e7c912422b93a7a2be67d259188dc9260787f45b4

Download Submit
C:\Users\Admin\AppData\Local\496177dd-c75b-4990-934d-27f0541ab5b7\3f1596b4ebd177ec46e57ea0e6d208f32c1ebb93b448a4b5318cc116293d1e71.exe
MD5
42fe928b06e704ec51f6d9e679a4b2e4

SHA1
f0fb600a2b9428b2dd33fd8a7d781f4f59423241

SHA256
3f1596b4ebd177ec46e57ea0e6d208f32c1ebb93b448a4b5318cc116293d1e71

SHA512
4ad727be5cc71cbcc33eaf0015e51370575137e74d460b65a2c5fa6abe7e153ce981ff3adb2937e1711d2b9a462db2b1e3cd353e971881bd5fded340f5e5075e

Download Submit
C:\Users\Admin\AppData\Local\f1efd294-d7f5-4edc-a087-fd7555c9e086\build2.exe
MD5
673a786d98cb5709caaf1797142e0e6e

SHA1
4e2abf2aa7c9418a34815dc02c272a859eea23a6

SHA256
b115531ef23c109fb58c392379b7f55eff11169e1317b263da60edd9ac98f6b1

SHA512
83fcccd08944e8c578482a945d38f756ef7cb959d6796c3830fb3e582205c5924b7bb1fb495aaffeacb2f7ac838730e5e7c01e6dcce54ea624be98635b3e3044

Download Submit
C:\Users\Admin\AppData\Local\f1efd294-d7f5-4edc-a087-fd7555c9e086\build2.exe
MD5
673a786d98cb5709caaf1797142e0e6e

SHA1
4e2abf2aa7c9418a34815dc02c272a859eea23a6

SHA256
b115531ef23c109fb58c392379b7f55eff11169e1317b263da60edd9ac98f6b1

SHA512
83fcccd08944e8c578482a945d38f756ef7cb959d6796c3830fb3e582205c5924b7bb1fb495aaffeacb2f7ac838730e5e7c01e6dcce54ea624be98635b3e3044

Download Submit
C:\Users\Admin\AppData\Local\f1efd294-d7f5-4edc-a087-fd7555c9e086\build2.exe
MD5
673a786d98cb5709caaf1797142e0e6e

SHA1
4e2abf2aa7c9418a34815dc02c272a859eea23a6

SHA256
b115531ef23c109fb58c392379b7f55eff11169e1317b263da60edd9ac98f6b1

SHA512
83fcccd08944e8c578482a945d38f756ef7cb959d6796c3830fb3e582205c5924b7bb1fb495aaffeacb2f7ac838730e5e7c01e6dcce54ea624be98635b3e3044

Download Submit
C:\Users\Admin\AppData\Local\f1efd294-d7f5-4edc-a087-fd7555c9e086\build3.exe
MD5
0fea771099e342facd95a9d659548919

SHA1
9f8b56a37870f8b4ac5aa0ff5677a666f94c7197

SHA256
6f032f671284b3812373e90b0ab5b16ea737bd7dc87d22b8f2aabe558334e403

SHA512
2c1eeb2909acdc1ac36a677dba5131775e97dd107cd60f03bc6672be1791b2dd83a9f588719cb376cc4771570c6b2c202e783e30450ae3c2aa48bbaf2ee049c3

Download Submit
C:\Users\Admin\AppData\Local\f1efd294-d7f5-4edc-a087-fd7555c9e086\build3.exe
MD5
0fea771099e342facd95a9d659548919

SHA1
9f8b56a37870f8b4ac5aa0ff5677a666f94c7197

SHA256
6f032f671284b3812373e90b0ab5b16ea737bd7dc87d22b8f2aabe558334e403

SHA512
2c1eeb2909acdc1ac36a677dba5131775e97dd107cd60f03bc6672be1791b2dd83a9f588719cb376cc4771570c6b2c202e783e30450ae3c2aa48bbaf2ee049c3

Download Submit
C:\Users\Admin\AppData\Local\f1efd294-d7f5-4edc-a087-fd7555c9e086\build3.exe
MD5
0fea771099e342facd95a9d659548919

SHA1
9f8b56a37870f8b4ac5aa0ff5677a666f94c7197

SHA256
6f032f671284b3812373e90b0ab5b16ea737bd7dc87d22b8f2aabe558334e403

SHA512
2c1eeb2909acdc1ac36a677dba5131775e97dd107cd60f03bc6672be1791b2dd83a9f588719cb376cc4771570c6b2c202e783e30450ae3c2aa48bbaf2ee049c3

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

SHA1
9f8b56a37870f8b4ac5aa0ff5677a666f94c7197

SHA256
6f032f671284b3812373e90b0ab5b16ea737bd7dc87d22b8f2aabe558334e403

SHA512
2c1eeb2909acdc1ac36a677dba5131775e97dd107cd60f03bc6672be1791b2dd83a9f588719cb376cc4771570c6b2c202e783e30450ae3c2aa48bbaf2ee049c3

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

SHA1
9f8b56a37870f8b4ac5aa0ff5677a666f94c7197

SHA256
6f032f671284b3812373e90b0ab5b16ea737bd7dc87d22b8f2aabe558334e403

SHA512
2c1eeb2909acdc1ac36a677dba5131775e97dd107cd60f03bc6672be1791b2dd83a9f588719cb376cc4771570c6b2c202e783e30450ae3c2aa48bbaf2ee049c3

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

SHA1
9f8b56a37870f8b4ac5aa0ff5677a666f94c7197

SHA256
6f032f671284b3812373e90b0ab5b16ea737bd7dc87d22b8f2aabe558334e403

SHA512
2c1eeb2909acdc1ac36a677dba5131775e97dd107cd60f03bc6672be1791b2dd83a9f588719cb376cc4771570c6b2c202e783e30450ae3c2aa48bbaf2ee049c3

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

SHA1
9f8b56a37870f8b4ac5aa0ff5677a666f94c7197

SHA256
6f032f671284b3812373e90b0ab5b16ea737bd7dc87d22b8f2aabe558334e403

SHA512
2c1eeb2909acdc1ac36a677dba5131775e97dd107cd60f03bc6672be1791b2dd83a9f588719cb376cc4771570c6b2c202e783e30450ae3c2aa48bbaf2ee049c3

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

SHA1
9f8b56a37870f8b4ac5aa0ff5677a666f94c7197

SHA256
6f032f671284b3812373e90b0ab5b16ea737bd7dc87d22b8f2aabe558334e403

SHA512
2c1eeb2909acdc1ac36a677dba5131775e97dd107cd60f03bc6672be1791b2dd83a9f588719cb376cc4771570c6b2c202e783e30450ae3c2aa48bbaf2ee049c3

Download Submit
\ProgramData\mozglue.dll
MD5
8f73c08a9660691143661bf7332c3c27

SHA1
37fa65dd737c50fda710fdbde89e51374d0c204a

SHA256
3fe6b1c54b8cf28f571e0c5d6636b4069a8ab00b4f11dd842cfec00691d0c9cd

SHA512
0042ecf9b3571bb5eba2de893e8b2371df18f7c5a589f52ee66e4bfbaa15a5b8b7cc6a155792aaa8988528c27196896d5e82e1751c998bacea0d92395f66ad89

Download Submit
\ProgramData\nss3.dll
MD5
bfac4e3c5908856ba17d41edcd455a51

SHA1
8eec7e888767aa9e4cca8ff246eb2aacb9170428

SHA256
e2935b5b28550d47dc971f456d6961f20d1633b4892998750140e0eaa9ae9d78

SHA512
2565bab776c4d732ffb1f9b415992a4c65b81bcd644a9a1df1333a269e322925fc1df4f76913463296efd7c88ef194c3056de2f1ca1357d7b5fe5ff0da877a66

Download Submit
memory/508-117-0x0000000000424141-mapping.dmp

Download
memory/508-121-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/508-116-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/692-119-0x0000000000000000-mapping.dmp

Download
memory/1088-147-0x0000000003250000-0x000000000339A000-memory.dmp

Filesize
1.3MB

Download
memory/1088-135-0x0000000000000000-mapping.dmp

Download
memory/1088-138-0x00000000034B9000-0x00000000034C9000-memory.dmp

Filesize
64KB

Download
memory/1232-140-0x00000000004A192D-mapping.dmp

Download
memory/1232-148-0x0000000000400000-0x00000000004D9000-memory.dmp

Filesize
868KB

Download
memory/1232-139-0x0000000000400000-0x00000000004D9000-memory.dmp

Filesize
868KB

Download
memory/1300-165-0x0000000000401AFA-mapping.dmp

Download
memory/1432-149-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/1432-142-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/1432-143-0x0000000000401AFA-mapping.dmp

Download
memory/1588-145-0x0000000000000000-mapping.dmp

Download
memory/1592-170-0x000000000353E000-0x000000000354E000-memory.dmp

Filesize
64KB

Download
memory/2272-154-0x0000000000000000-mapping.dmp

Download
memory/2772-152-0x0000000000000000-mapping.dmp

Download
memory/3172-131-0x0000000000000000-mapping.dmp

Download
memory/3172-146-0x0000000003330000-0x0000000003406000-memory.dmp

Filesize
856KB

Download
memory/3488-153-0x0000000000000000-mapping.dmp

Download
memory/4056-125-0x0000000000424141-mapping.dmp

Download
memory/4056-130-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/4076-118-0x0000000004DE0000-0x0000000004EFB000-memory.dmp

Filesize
1.1MB

Download
memory/4076-115-0x0000000003163000-0x00000000031F4000-memory.dmp

Filesize
580KB

Download
memory/4232-122-0x0000000000000000-mapping.dmp

Download
memory/4232-123-0x0000000004AB8000-0x0000000004B49000-memory.dmp

Filesize
580KB

Download
memory/4584-172-0x0000000000401AFA-mapping.dmp

Download
memory/4824-163-0x0000000003429000-0x0000000003439000-memory.dmp

Filesize
64KB

Download
memory/4824-168-0x00000000001E0000-0x00000000001E4000-memory.dmp

Filesize
16KB

Download
memory/4900-167-0x0000000000000000-mapping.dmp

Download