vidar | 2214bdc78b558176a17484bcc02079a5470e0b49073d50d19b522d67dc4396e3

Analysis

max time kernel
149s
max time network
167s
platform
windows10_x64
resource
win10v20210410
submitted
30-07-2021 15:26

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General

Target

83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe
Size

708KB
MD5

b2a93feb45e2d76bdfc83c623a14d5bf
SHA1

f39c5e92adb9ba4602d8973cc286ab265f11d137
SHA256

83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3
SHA512

db93fcade10ff3b4291d6337acdb9a675e178154d98c1feb5f5c63e814edd08a37cfcab0140a6e0b84e5013127a93c8c4c4249c5d669a148fb0caf65575c66a5

Score

10^/10

vidar 517 discovery persistence ransomware spyware stealer suricata

Malware Config

Extracted

Path

C:\_readme.txt

Ransom Note

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-mNr1oio2P6 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: manager@mailtemp.ch Reserve e-mail address to contact us: managerhelper@airmail.cc Your personal ID: 0316ewgfDdOcMcAt2OQZqFzJadYhow9MqoFd992adkvAnhUo2b

Emails

manager@mailtemp.ch

managerhelper@airmail.cc

URLs

https://we.tl/t-mNr1oio2P6

Extracted

Family

vidar

Version

39.7

Botnet

517

https://shpak125.tumblr.com/

Attributes

profile_id
517

Signatures

Vidar
Vidar is an infostealer based on Arkei stealer.
stealer vidar
suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request
suricata
suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)
suricata
suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload
suricata
suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil
suricata

Vidar Stealer 4 IoCs

stealer

Processes:

resource	yara_rule
behavioral29/memory/2728-131-0x0000000000400000-0x00000000004A1000-memory.dmp	family_vidar
behavioral29/memory/2728-132-0x000000000046B76D-mapping.dmp	family_vidar
behavioral29/memory/2728-135-0x0000000000400000-0x00000000004A1000-memory.dmp	family_vidar
behavioral29/memory/3016-134-0x0000000000640000-0x00000000006DE000-memory.dmp	family_vidar

Downloads MZ/PE file

Executes dropped EXE 4 IoCs

Processes:

build2.exebuild2.exe83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe

pid	process
3016	build2.exe
2728	build2.exe
4036	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe
2784	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe

Modifies extensions of user files 11 IoCs

Ransomware generally changes the extension on encrypted files.

ransomware

Processes:

83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe

description	ioc	process
File renamed	C:\Users\Admin\Pictures\FindShow.tiff => C:\Users\Admin\Pictures\FindShow.tiff.gujd	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe
File renamed	C:\Users\Admin\Pictures\OptimizeReset.tiff => C:\Users\Admin\Pictures\OptimizeReset.tiff.gujd	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe
File renamed	C:\Users\Admin\Pictures\PopInstall.crw => C:\Users\Admin\Pictures\PopInstall.crw.gujd	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe
File renamed	C:\Users\Admin\Pictures\StopUndo.raw => C:\Users\Admin\Pictures\StopUndo.raw.gujd	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe
File renamed	C:\Users\Admin\Pictures\WatchUnprotect.png => C:\Users\Admin\Pictures\WatchUnprotect.png.gujd	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe
File opened for modification	C:\Users\Admin\Pictures\AssertBlock.tiff	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe
File renamed	C:\Users\Admin\Pictures\AssertBlock.tiff => C:\Users\Admin\Pictures\AssertBlock.tiff.gujd	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe
File renamed	C:\Users\Admin\Pictures\ReceiveReset.raw => C:\Users\Admin\Pictures\ReceiveReset.raw.gujd	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe
File renamed	C:\Users\Admin\Pictures\SwitchSkip.raw => C:\Users\Admin\Pictures\SwitchSkip.raw.gujd	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe
File opened for modification	C:\Users\Admin\Pictures\FindShow.tiff	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe
File opened for modification	C:\Users\Admin\Pictures\OptimizeReset.tiff	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe

Loads dropped DLL 2 IoCs

Processes:

build2.exe

pid process

2728 build2.exe
2728 build2.exe
Modifies file permissions 1 TTPs 1 IoCs
discovery

File Permissions Modification
T1222

Processes:

icacls.exe

pid process

3468 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
2728	build2.exe
2728	build2.exe

pid	process
3468	icacls.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-3686645723-710336880-414668232-1000\Software\Microsoft\Windows\CurrentVersion\Run\SysHelper = "\"C:\\Users\\Admin\\AppData\\Local\\ad50b6c9-1388-428a-a34b-2bd70e9f1cd9\\83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe\" --AutoStart"	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.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 5 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.

Processes:

flow ioc

10 api.2ip.ua
11 api.2ip.ua
20 api.2ip.ua
37 api.2ip.ua
38 api.2ip.ua

flow	ioc
10	api.2ip.ua
11	api.2ip.ua
20	api.2ip.ua
37	api.2ip.ua
38	api.2ip.ua

Suspicious use of SetThreadContext 4 IoCs

Processes:

83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exebuild2.exe83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe

description	pid	process	target process
PID 1696 set thread context of 3744	1696	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe
PID 2696 set thread context of 3972	2696	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe
PID 3016 set thread context of 2728	3016	build2.exe	build2.exe
PID 4036 set thread context of 2784	4036	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.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

Delays execution with timeout.exe 1 IoCs
evasion

Processes:

timeout.exe

pid process

1452 timeout.exe
Kills process with taskkill 1 IoCs
evasion

Processes:

taskkill.exe

pid process

3148 taskkill.exe

pid	process
1452	timeout.exe

pid	process
3148	taskkill.exe

Modifies system certificate store 2 TTPs 2 IoCs

evasion spyware trojan

Install Root Certificate

T1130

Modify Registry

T1112

Processes:

83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe

Suspicious behavior: EnumeratesProcesses 16 IoCs

Processes:

pid	process
3744	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe
3744	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe
3972	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe
3972	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe
2728	build2.exe
2728	build2.exe
2728	build2.exe
2728	build2.exe
2728	build2.exe
2728	build2.exe
2728	build2.exe
2728	build2.exe
2784	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe
2784	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe
3972	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe
3972	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

taskkill.exe

description pid process

Token: SeDebugPrivilege 3148 taskkill.exe

description	pid	process
Token: SeDebugPrivilege	3148	taskkill.exe

Suspicious use of WriteProcessMemory 56 IoCs

Processes:

83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exebuild2.exebuild2.execmd.exe83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe

description	pid	process	target process
PID 1696 wrote to memory of 3744	1696	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe
PID 1696 wrote to memory of 3744	1696	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe
PID 1696 wrote to memory of 3744	1696	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe
PID 1696 wrote to memory of 3744	1696	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe
PID 1696 wrote to memory of 3744	1696	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe
PID 1696 wrote to memory of 3744	1696	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe
PID 1696 wrote to memory of 3744	1696	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe
PID 1696 wrote to memory of 3744	1696	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe
PID 1696 wrote to memory of 3744	1696	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe
PID 1696 wrote to memory of 3744	1696	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe
PID 3744 wrote to memory of 3468	3744	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe	icacls.exe
PID 3744 wrote to memory of 3468	3744	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe	icacls.exe
PID 3744 wrote to memory of 3468	3744	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe	icacls.exe
PID 3744 wrote to memory of 2696	3744	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe
PID 3744 wrote to memory of 2696	3744	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe
PID 3744 wrote to memory of 2696	3744	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe
PID 2696 wrote to memory of 3972	2696	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe
PID 2696 wrote to memory of 3972	2696	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe
PID 2696 wrote to memory of 3972	2696	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe
PID 2696 wrote to memory of 3972	2696	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe
PID 2696 wrote to memory of 3972	2696	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe
PID 2696 wrote to memory of 3972	2696	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe
PID 2696 wrote to memory of 3972	2696	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe
PID 2696 wrote to memory of 3972	2696	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe
PID 2696 wrote to memory of 3972	2696	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe
PID 2696 wrote to memory of 3972	2696	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe
PID 3972 wrote to memory of 3016	3972	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe	build2.exe
PID 3972 wrote to memory of 3016	3972	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe	build2.exe
PID 3972 wrote to memory of 3016	3972	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe	build2.exe
PID 3016 wrote to memory of 2728	3016	build2.exe	build2.exe
PID 3016 wrote to memory of 2728	3016	build2.exe	build2.exe
PID 3016 wrote to memory of 2728	3016	build2.exe	build2.exe
PID 3016 wrote to memory of 2728	3016	build2.exe	build2.exe
PID 3016 wrote to memory of 2728	3016	build2.exe	build2.exe
PID 3016 wrote to memory of 2728	3016	build2.exe	build2.exe
PID 3016 wrote to memory of 2728	3016	build2.exe	build2.exe
PID 3016 wrote to memory of 2728	3016	build2.exe	build2.exe
PID 2728 wrote to memory of 2588	2728	build2.exe	cmd.exe
PID 2728 wrote to memory of 2588	2728	build2.exe	cmd.exe
PID 2728 wrote to memory of 2588	2728	build2.exe	cmd.exe
PID 2588 wrote to memory of 3148	2588	cmd.exe	taskkill.exe
PID 2588 wrote to memory of 3148	2588	cmd.exe	taskkill.exe
PID 2588 wrote to memory of 3148	2588	cmd.exe	taskkill.exe
PID 2588 wrote to memory of 1452	2588	cmd.exe	timeout.exe
PID 2588 wrote to memory of 1452	2588	cmd.exe	timeout.exe
PID 2588 wrote to memory of 1452	2588	cmd.exe	timeout.exe
PID 4036 wrote to memory of 2784	4036	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe
PID 4036 wrote to memory of 2784	4036	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe
PID 4036 wrote to memory of 2784	4036	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe
PID 4036 wrote to memory of 2784	4036	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe
PID 4036 wrote to memory of 2784	4036	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe
PID 4036 wrote to memory of 2784	4036	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe
PID 4036 wrote to memory of 2784	4036	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe
PID 4036 wrote to memory of 2784	4036	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe
PID 4036 wrote to memory of 2784	4036	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe
PID 4036 wrote to memory of 2784	4036	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe	83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe

C:\Users\Admin\AppData\Local\Temp\83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe
"C:\Users\Admin\AppData\Local\Temp\83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1696

C:\Users\Admin\AppData\Local\Temp\83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe
"C:\Users\Admin\AppData\Local\Temp\83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe"
2⤵
- Adds Run key to start application
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3744

C:\Windows\SysWOW64\icacls.exe
icacls "C:\Users\Admin\AppData\Local\ad50b6c9-1388-428a-a34b-2bd70e9f1cd9" /deny *S-1-1-0:(OI)(CI)(DE,DC)
3⤵
- Modifies file permissions
PID:3468

C:\Users\Admin\AppData\Local\Temp\83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe
"C:\Users\Admin\AppData\Local\Temp\83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe" --Admin IsNotAutoStart IsNotTask
3⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2696

C:\Users\Admin\AppData\Local\Temp\83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe
"C:\Users\Admin\AppData\Local\Temp\83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe" --Admin IsNotAutoStart IsNotTask
4⤵
- Modifies extensions of user files
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3972

C:\Users\Admin\AppData\Local\f89eb7ae-22f6-4c28-ba2d-1bd6248b5a37\build2.exe
"C:\Users\Admin\AppData\Local\f89eb7ae-22f6-4c28-ba2d-1bd6248b5a37\build2.exe"
5⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:3016

C:\Users\Admin\AppData\Local\f89eb7ae-22f6-4c28-ba2d-1bd6248b5a37\build2.exe
"C:\Users\Admin\AppData\Local\f89eb7ae-22f6-4c28-ba2d-1bd6248b5a37\build2.exe"
6⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2728

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\f89eb7ae-22f6-4c28-ba2d-1bd6248b5a37\build2.exe" & del C:\ProgramData\*.dll & exit
7⤵
- Suspicious use of WriteProcessMemory
PID:2588

C:\Windows\SysWOW64\taskkill.exe
taskkill /im build2.exe /f
8⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:3148

C:\Windows\SysWOW64\timeout.exe
timeout /t 6
8⤵
- Delays execution with timeout.exe
PID:1452

C:\Users\Admin\AppData\Local\ad50b6c9-1388-428a-a34b-2bd70e9f1cd9\83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe
C:\Users\Admin\AppData\Local\ad50b6c9-1388-428a-a34b-2bd70e9f1cd9\83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe --Task
1⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:4036

C:\Users\Admin\AppData\Local\ad50b6c9-1388-428a-a34b-2bd70e9f1cd9\83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe
C:\Users\Admin\AppData\Local\ad50b6c9-1388-428a-a34b-2bd70e9f1cd9\83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe --Task
2⤵
- Executes dropped EXE
- Suspicious behavior: EnumeratesProcesses
PID:2784

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

File Permissions Modification

T1222

Modify Registry

T1112

Install Root Certificate

T1130

Credential Access

Credentials in Files

T1081

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\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
38b33d357b48f05e2e68d4f8a1db047a

SHA1
8ce535f29afb1fa588d7152fcc59f35cefc987ba

SHA256
74e458267a323f8bd03a94b9e476f734f925907f1d331d5faaec13dfaddd561e

SHA512
e92bb39c16f71a3a42457e917cbf80cf1ec04e34b14c63b5650d3d485556cbb371c81053e263ac5aaa531c7705ab375c92d85f98a9a8cff173c01905bed1ce3f

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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\B2FAF7692FD9FFBD64EDE317E42334BA_D7393C8F62BDE4D4CB606228BC7A711E
MD5
5ff584af05cab237078a6630a50548fe

SHA1
de58d2ed9b44cd4fd89c45ea7136d0faf86a7d63

SHA256
a9d0645039bc6644e1f83f69c4d78cc3a9a3a55615921a0c44a8c5abd3404eac

SHA512
07c3dc4a07fd68ae982cffec18a8aa7ffc708b832aada915c653398aba8f61c212c64e971afa47eebb547d124e33a1d5e093c9235dfcee9386b4c43a93dcc4b6

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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\07CEF2F654E3ED6050FFC9B6EB844250_3431D4C539FB2CFCB781821E9902850D
MD5
da17784901c7cf8a3cc8bb124668de35

SHA1
bd7675acca171ec659a1282cab7ce0b03772bc96

SHA256
6ab2a73a4684bdca1e9654b21ba1832402e562f8856b12da4af482ffbe5e7329

SHA512
b074907f9a2ee6f05a0cfac3f7988a0b5ae72a7e5074441736a5ab74ed2709a8049d73f691a0249b7a37901a90f794721f2f99eaee2ca8b2f4170b47ef7a5146

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\B2FAF7692FD9FFBD64EDE317E42334BA_D7393C8F62BDE4D4CB606228BC7A711E
MD5
efac2ed2ff1c33c0ae481634d5dedef1

SHA1
d74e4fcb20b4c78dd9a993565d262024f5e83c5d

SHA256
26b096b54a80f53a49b05927c87ea29ad304443e721ee204dec183f81eb16891

SHA512
80eb2cd014f5e3da1e63f2300f977c5595bacf6e0754b3d32fbaed2a1eace4992db9bbbcb86af96f7cd5810bffd8bfaf0a1e389042554fa90ef008a07d88ffd3

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C:\Users\Admin\AppData\Local\ad50b6c9-1388-428a-a34b-2bd70e9f1cd9\83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe
MD5
b2a93feb45e2d76bdfc83c623a14d5bf

SHA1
f39c5e92adb9ba4602d8973cc286ab265f11d137

SHA256
83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3

SHA512
db93fcade10ff3b4291d6337acdb9a675e178154d98c1feb5f5c63e814edd08a37cfcab0140a6e0b84e5013127a93c8c4c4249c5d669a148fb0caf65575c66a5

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C:\Users\Admin\AppData\Local\ad50b6c9-1388-428a-a34b-2bd70e9f1cd9\83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe
MD5
b2a93feb45e2d76bdfc83c623a14d5bf

SHA1
f39c5e92adb9ba4602d8973cc286ab265f11d137

SHA256
83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3

SHA512
db93fcade10ff3b4291d6337acdb9a675e178154d98c1feb5f5c63e814edd08a37cfcab0140a6e0b84e5013127a93c8c4c4249c5d669a148fb0caf65575c66a5

Download Submit
C:\Users\Admin\AppData\Local\ad50b6c9-1388-428a-a34b-2bd70e9f1cd9\83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3.exe
MD5
b2a93feb45e2d76bdfc83c623a14d5bf

SHA1
f39c5e92adb9ba4602d8973cc286ab265f11d137

SHA256
83c46c1972e541b0d3baebec8cbdfe6e6ae7d87643c701eed91ffc844b9168c3

SHA512
db93fcade10ff3b4291d6337acdb9a675e178154d98c1feb5f5c63e814edd08a37cfcab0140a6e0b84e5013127a93c8c4c4249c5d669a148fb0caf65575c66a5

Download Submit
C:\Users\Admin\AppData\Local\f89eb7ae-22f6-4c28-ba2d-1bd6248b5a37\build2.exe
MD5
bb494dd99be260d8eeb1980ce2a96d4c

SHA1
ac28b998e53f55c106f624025480ab9a51a00539

SHA256
910c0e730a147927a0b840ac1d5501c0046d6c568da8adced6ce9d95171bf886

SHA512
b135732538c19d17aca4ec51fea19d1200ae387e2fccdb91876e9890ac28de58bde4bba8d5801532a76015eda3d08bcc9f65398c4c5e63537e96d916ce7c7030

Download Submit
C:\Users\Admin\AppData\Local\f89eb7ae-22f6-4c28-ba2d-1bd6248b5a37\build2.exe
MD5
bb494dd99be260d8eeb1980ce2a96d4c

SHA1
ac28b998e53f55c106f624025480ab9a51a00539

SHA256
910c0e730a147927a0b840ac1d5501c0046d6c568da8adced6ce9d95171bf886

SHA512
b135732538c19d17aca4ec51fea19d1200ae387e2fccdb91876e9890ac28de58bde4bba8d5801532a76015eda3d08bcc9f65398c4c5e63537e96d916ce7c7030

Download Submit
C:\Users\Admin\AppData\Local\f89eb7ae-22f6-4c28-ba2d-1bd6248b5a37\build2.exe
MD5
bb494dd99be260d8eeb1980ce2a96d4c

SHA1
ac28b998e53f55c106f624025480ab9a51a00539

SHA256
910c0e730a147927a0b840ac1d5501c0046d6c568da8adced6ce9d95171bf886

SHA512
b135732538c19d17aca4ec51fea19d1200ae387e2fccdb91876e9890ac28de58bde4bba8d5801532a76015eda3d08bcc9f65398c4c5e63537e96d916ce7c7030

Download Submit
\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/1452-140-0x0000000000000000-mapping.dmp

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memory/1696-116-0x0000000000C60000-0x0000000000D7B000-memory.dmp

Filesize
1.1MB

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memory/2588-138-0x0000000000000000-mapping.dmp

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memory/2696-119-0x0000000000000000-mapping.dmp

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memory/2728-135-0x0000000000400000-0x00000000004A1000-memory.dmp

Filesize
644KB

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memory/2728-131-0x0000000000400000-0x00000000004A1000-memory.dmp

Filesize
644KB

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memory/2728-132-0x000000000046B76D-mapping.dmp

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memory/2784-149-0x0000000000424141-mapping.dmp

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memory/2784-151-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

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memory/3016-134-0x0000000000640000-0x00000000006DE000-memory.dmp

Filesize
632KB

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memory/3016-128-0x0000000000000000-mapping.dmp

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memory/3148-139-0x0000000000000000-mapping.dmp

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memory/3468-117-0x0000000000000000-mapping.dmp

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memory/3744-115-0x0000000000424141-mapping.dmp

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memory/3744-114-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

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memory/3744-120-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

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memory/3972-122-0x0000000000424141-mapping.dmp

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memory/3972-127-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

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