djvu | add9a247f60c1783e13dacf56b8bb474bb4c619890459a7f7902e258474fca5e

Analysis

max time kernel
130s
max time network
144s
platform
windows10_x64
resource
win10-en-20210920
submitted
28-10-2021 15:24

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General

Target

add9a247f60c1783e13dacf56b8bb474bb4c619890459a7f7902e258474fca5e.exe
Size

734KB
MD5

cc8e72c3f415b38421e987d593c33767
SHA1

3b9cbb9e309e8f6c7099d77af7a2282d8cda60e4
SHA256

add9a247f60c1783e13dacf56b8bb474bb4c619890459a7f7902e258474fca5e
SHA512

27df0ef7b41261e020a338e690e8c55a98ef455d618a14724bd115baa6025e94e8d155a44e21d6b124315aca3a2283d6baf7bc2892d0e435d02eb14de41b0ee3

Score

10^/10

djvu vidar 517 discovery persistence ransomware spyware stealer suricata

Malware Config

Extracted

Family

djvu

http://rlrz.org/fhsgtsspen6/get.php

Attributes

extension
.rugj
offline_id
WbO7bkwHxaepEmevfYYUBNgcxNJGpd7hoNKokRt1
payload_url
http://znpst.top/dl/build2.exe
http://rlrz.org/files/1/build3.exe
ransomnote
ATTENTION! Don't worry, you can return all your files! All your files like pictures, databases, documents and other important are encrypted with strongest encryption and unique key. The only method of recovering files is to purchase decrypt tool and unique key for you. This software will decrypt all your encrypted files. What guarantees you have? You can send one of your encrypted file from your PC and we decrypt it for free. But we can decrypt only 1 file for free. File must not contain valuable information. You can get and look video overview decrypt tool: https://we.tl/t-CcXGxzXf71 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: supporthelp@airmail.cc Your personal ID: 0341gSd743d

rsa_pubkey.plain

Extracted

Family

vidar

Version

41.5

Botnet

517

https://mas.to/@xeroxxx

Attributes

profile_id
517

Signatures

Detected Djvu ransomware 6 IoCs

Processes:

resource	yara_rule
behavioral1/memory/3620-115-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/3620-116-0x0000000000424141-mapping.dmp	family_djvu
behavioral1/memory/2628-118-0x00000000032C0000-0x00000000033DB000-memory.dmp	family_djvu
behavioral1/memory/3620-121-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/3920-124-0x0000000000424141-mapping.dmp	family_djvu
behavioral1/memory/3920-125-0x0000000000400000-0x0000000000537000-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
suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request
suricata: ET MALWARE Potential Dridex.Maldoc Minimal Executable Request
suricata
suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)
suricata: ET MALWARE Suspicious Zipped Filename in Outbound POST Request (Passwords.txt)
suricata
suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload
suricata: ET MALWARE Vidar/Arkei Stealer Client Data Upload
suricata
suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil
suricata: ET MALWARE Vidar/Arkei/Megumin/Oski Stealer Data Exfil
suricata

Vidar Stealer 4 IoCs

stealer

Processes:

resource	yara_rule
behavioral1/memory/380-143-0x0000000004B90000-0x0000000004C66000-memory.dmp	family_vidar
behavioral1/memory/3168-145-0x0000000000400000-0x00000000004D9000-memory.dmp	family_vidar
behavioral1/memory/3168-146-0x00000000004A18CD-mapping.dmp	family_vidar
behavioral1/memory/3168-148-0x0000000000400000-0x00000000004D9000-memory.dmp	family_vidar

Downloads MZ/PE file
Executes dropped EXE 6 IoCs

Processes:

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

pid process

380 build2.exe
1208 build3.exe
3244 build3.exe
3168 build2.exe
1092 mstsca.exe
2408 mstsca.exe
Loads dropped DLL 2 IoCs

Processes:

build2.exe

pid process

3168 build2.exe
3168 build2.exe
Modifies file permissions 1 TTPs 1 IoCs
discovery

File Permissions Modification
T1222

Processes:

icacls.exe

pid process

1056 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
380	build2.exe
1208	build3.exe
3244	build3.exe
3168	build2.exe
1092	mstsca.exe
2408	mstsca.exe

pid	process
3168	build2.exe
3168	build2.exe

pid	process
1056	icacls.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

add9a247f60c1783e13dacf56b8bb474bb4c619890459a7f7902e258474fca5e.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\\2608ad0b-35ba-434b-81d0-6f296e109458\\add9a247f60c1783e13dacf56b8bb474bb4c619890459a7f7902e258474fca5e.exe\" --AutoStart"	add9a247f60c1783e13dacf56b8bb474bb4c619890459a7f7902e258474fca5e.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

17 api.2ip.ua
18 api.2ip.ua
27 api.2ip.ua

flow	ioc
17	api.2ip.ua
18	api.2ip.ua
27	api.2ip.ua

Suspicious use of SetThreadContext 5 IoCs

Processes:

add9a247f60c1783e13dacf56b8bb474bb4c619890459a7f7902e258474fca5e.exeadd9a247f60c1783e13dacf56b8bb474bb4c619890459a7f7902e258474fca5e.exebuild3.exebuild2.exemstsca.exe

description	pid	process	target process
PID 2628 set thread context of 3620	2628	add9a247f60c1783e13dacf56b8bb474bb4c619890459a7f7902e258474fca5e.exe	add9a247f60c1783e13dacf56b8bb474bb4c619890459a7f7902e258474fca5e.exe
PID 1452 set thread context of 3920	1452	add9a247f60c1783e13dacf56b8bb474bb4c619890459a7f7902e258474fca5e.exe	add9a247f60c1783e13dacf56b8bb474bb4c619890459a7f7902e258474fca5e.exe
PID 1208 set thread context of 3244	1208	build3.exe	build3.exe
PID 380 set thread context of 3168	380	build2.exe	build2.exe
PID 1092 set thread context of 2408	1092	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

1364 schtasks.exe
3660 schtasks.exe
Delays execution with timeout.exe 1 IoCs
evasion

Processes:

timeout.exe

pid process

2120 timeout.exe
Kills process with taskkill 1 IoCs
evasion

Processes:

taskkill.exe

pid process

1696 taskkill.exe

pid	process
1364	schtasks.exe
3660	schtasks.exe

pid	process
2120	timeout.exe

pid	process
1696	taskkill.exe

Modifies system certificate store 2 TTPs 2 IoCs

evasion spyware trojan

Install Root Certificate

T1130

Modify Registry

T1112

Processes:

add9a247f60c1783e13dacf56b8bb474bb4c619890459a7f7902e258474fca5e.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349	add9a247f60c1783e13dacf56b8bb474bb4c619890459a7f7902e258474fca5e.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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	add9a247f60c1783e13dacf56b8bb474bb4c619890459a7f7902e258474fca5e.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

Processes:

add9a247f60c1783e13dacf56b8bb474bb4c619890459a7f7902e258474fca5e.exeadd9a247f60c1783e13dacf56b8bb474bb4c619890459a7f7902e258474fca5e.exebuild2.exe

pid	process
3620	add9a247f60c1783e13dacf56b8bb474bb4c619890459a7f7902e258474fca5e.exe
3620	add9a247f60c1783e13dacf56b8bb474bb4c619890459a7f7902e258474fca5e.exe
3920	add9a247f60c1783e13dacf56b8bb474bb4c619890459a7f7902e258474fca5e.exe
3920	add9a247f60c1783e13dacf56b8bb474bb4c619890459a7f7902e258474fca5e.exe
3168	build2.exe
3168	build2.exe
3168	build2.exe
3168	build2.exe
3168	build2.exe
3168	build2.exe
3168	build2.exe
3168	build2.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

taskkill.exe

description pid process

Token: SeDebugPrivilege 1696 taskkill.exe

description	pid	process
Token: SeDebugPrivilege	1696	taskkill.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

add9a247f60c1783e13dacf56b8bb474bb4c619890459a7f7902e258474fca5e.exeadd9a247f60c1783e13dacf56b8bb474bb4c619890459a7f7902e258474fca5e.exeadd9a247f60c1783e13dacf56b8bb474bb4c619890459a7f7902e258474fca5e.exeadd9a247f60c1783e13dacf56b8bb474bb4c619890459a7f7902e258474fca5e.exebuild3.exebuild3.exebuild2.exebuild2.execmd.exemstsca.exe

description	pid	process	target process
PID 2628 wrote to memory of 3620	2628	add9a247f60c1783e13dacf56b8bb474bb4c619890459a7f7902e258474fca5e.exe	add9a247f60c1783e13dacf56b8bb474bb4c619890459a7f7902e258474fca5e.exe
PID 2628 wrote to memory of 3620	2628	add9a247f60c1783e13dacf56b8bb474bb4c619890459a7f7902e258474fca5e.exe	add9a247f60c1783e13dacf56b8bb474bb4c619890459a7f7902e258474fca5e.exe
PID 2628 wrote to memory of 3620	2628	add9a247f60c1783e13dacf56b8bb474bb4c619890459a7f7902e258474fca5e.exe	add9a247f60c1783e13dacf56b8bb474bb4c619890459a7f7902e258474fca5e.exe
PID 2628 wrote to memory of 3620	2628	add9a247f60c1783e13dacf56b8bb474bb4c619890459a7f7902e258474fca5e.exe	add9a247f60c1783e13dacf56b8bb474bb4c619890459a7f7902e258474fca5e.exe
PID 2628 wrote to memory of 3620	2628	add9a247f60c1783e13dacf56b8bb474bb4c619890459a7f7902e258474fca5e.exe	add9a247f60c1783e13dacf56b8bb474bb4c619890459a7f7902e258474fca5e.exe
PID 2628 wrote to memory of 3620	2628	add9a247f60c1783e13dacf56b8bb474bb4c619890459a7f7902e258474fca5e.exe	add9a247f60c1783e13dacf56b8bb474bb4c619890459a7f7902e258474fca5e.exe
PID 2628 wrote to memory of 3620	2628	add9a247f60c1783e13dacf56b8bb474bb4c619890459a7f7902e258474fca5e.exe	add9a247f60c1783e13dacf56b8bb474bb4c619890459a7f7902e258474fca5e.exe
PID 2628 wrote to memory of 3620	2628	add9a247f60c1783e13dacf56b8bb474bb4c619890459a7f7902e258474fca5e.exe	add9a247f60c1783e13dacf56b8bb474bb4c619890459a7f7902e258474fca5e.exe
PID 2628 wrote to memory of 3620	2628	add9a247f60c1783e13dacf56b8bb474bb4c619890459a7f7902e258474fca5e.exe	add9a247f60c1783e13dacf56b8bb474bb4c619890459a7f7902e258474fca5e.exe
PID 2628 wrote to memory of 3620	2628	add9a247f60c1783e13dacf56b8bb474bb4c619890459a7f7902e258474fca5e.exe	add9a247f60c1783e13dacf56b8bb474bb4c619890459a7f7902e258474fca5e.exe
PID 3620 wrote to memory of 1056	3620	add9a247f60c1783e13dacf56b8bb474bb4c619890459a7f7902e258474fca5e.exe	icacls.exe
PID 3620 wrote to memory of 1056	3620	add9a247f60c1783e13dacf56b8bb474bb4c619890459a7f7902e258474fca5e.exe	icacls.exe
PID 3620 wrote to memory of 1056	3620	add9a247f60c1783e13dacf56b8bb474bb4c619890459a7f7902e258474fca5e.exe	icacls.exe
PID 3620 wrote to memory of 1452	3620	add9a247f60c1783e13dacf56b8bb474bb4c619890459a7f7902e258474fca5e.exe	add9a247f60c1783e13dacf56b8bb474bb4c619890459a7f7902e258474fca5e.exe
PID 3620 wrote to memory of 1452	3620	add9a247f60c1783e13dacf56b8bb474bb4c619890459a7f7902e258474fca5e.exe	add9a247f60c1783e13dacf56b8bb474bb4c619890459a7f7902e258474fca5e.exe
PID 3620 wrote to memory of 1452	3620	add9a247f60c1783e13dacf56b8bb474bb4c619890459a7f7902e258474fca5e.exe	add9a247f60c1783e13dacf56b8bb474bb4c619890459a7f7902e258474fca5e.exe
PID 1452 wrote to memory of 3920	1452	add9a247f60c1783e13dacf56b8bb474bb4c619890459a7f7902e258474fca5e.exe	add9a247f60c1783e13dacf56b8bb474bb4c619890459a7f7902e258474fca5e.exe
PID 1452 wrote to memory of 3920	1452	add9a247f60c1783e13dacf56b8bb474bb4c619890459a7f7902e258474fca5e.exe	add9a247f60c1783e13dacf56b8bb474bb4c619890459a7f7902e258474fca5e.exe
PID 1452 wrote to memory of 3920	1452	add9a247f60c1783e13dacf56b8bb474bb4c619890459a7f7902e258474fca5e.exe	add9a247f60c1783e13dacf56b8bb474bb4c619890459a7f7902e258474fca5e.exe
PID 1452 wrote to memory of 3920	1452	add9a247f60c1783e13dacf56b8bb474bb4c619890459a7f7902e258474fca5e.exe	add9a247f60c1783e13dacf56b8bb474bb4c619890459a7f7902e258474fca5e.exe
PID 1452 wrote to memory of 3920	1452	add9a247f60c1783e13dacf56b8bb474bb4c619890459a7f7902e258474fca5e.exe	add9a247f60c1783e13dacf56b8bb474bb4c619890459a7f7902e258474fca5e.exe
PID 1452 wrote to memory of 3920	1452	add9a247f60c1783e13dacf56b8bb474bb4c619890459a7f7902e258474fca5e.exe	add9a247f60c1783e13dacf56b8bb474bb4c619890459a7f7902e258474fca5e.exe
PID 1452 wrote to memory of 3920	1452	add9a247f60c1783e13dacf56b8bb474bb4c619890459a7f7902e258474fca5e.exe	add9a247f60c1783e13dacf56b8bb474bb4c619890459a7f7902e258474fca5e.exe
PID 1452 wrote to memory of 3920	1452	add9a247f60c1783e13dacf56b8bb474bb4c619890459a7f7902e258474fca5e.exe	add9a247f60c1783e13dacf56b8bb474bb4c619890459a7f7902e258474fca5e.exe
PID 1452 wrote to memory of 3920	1452	add9a247f60c1783e13dacf56b8bb474bb4c619890459a7f7902e258474fca5e.exe	add9a247f60c1783e13dacf56b8bb474bb4c619890459a7f7902e258474fca5e.exe
PID 1452 wrote to memory of 3920	1452	add9a247f60c1783e13dacf56b8bb474bb4c619890459a7f7902e258474fca5e.exe	add9a247f60c1783e13dacf56b8bb474bb4c619890459a7f7902e258474fca5e.exe
PID 3920 wrote to memory of 380	3920	add9a247f60c1783e13dacf56b8bb474bb4c619890459a7f7902e258474fca5e.exe	build2.exe
PID 3920 wrote to memory of 380	3920	add9a247f60c1783e13dacf56b8bb474bb4c619890459a7f7902e258474fca5e.exe	build2.exe
PID 3920 wrote to memory of 380	3920	add9a247f60c1783e13dacf56b8bb474bb4c619890459a7f7902e258474fca5e.exe	build2.exe
PID 3920 wrote to memory of 1208	3920	add9a247f60c1783e13dacf56b8bb474bb4c619890459a7f7902e258474fca5e.exe	build3.exe
PID 3920 wrote to memory of 1208	3920	add9a247f60c1783e13dacf56b8bb474bb4c619890459a7f7902e258474fca5e.exe	build3.exe
PID 3920 wrote to memory of 1208	3920	add9a247f60c1783e13dacf56b8bb474bb4c619890459a7f7902e258474fca5e.exe	build3.exe
PID 1208 wrote to memory of 3244	1208	build3.exe	build3.exe
PID 1208 wrote to memory of 3244	1208	build3.exe	build3.exe
PID 1208 wrote to memory of 3244	1208	build3.exe	build3.exe
PID 1208 wrote to memory of 3244	1208	build3.exe	build3.exe
PID 1208 wrote to memory of 3244	1208	build3.exe	build3.exe
PID 1208 wrote to memory of 3244	1208	build3.exe	build3.exe
PID 1208 wrote to memory of 3244	1208	build3.exe	build3.exe
PID 1208 wrote to memory of 3244	1208	build3.exe	build3.exe
PID 1208 wrote to memory of 3244	1208	build3.exe	build3.exe
PID 3244 wrote to memory of 1364	3244	build3.exe	schtasks.exe
PID 3244 wrote to memory of 1364	3244	build3.exe	schtasks.exe
PID 3244 wrote to memory of 1364	3244	build3.exe	schtasks.exe
PID 380 wrote to memory of 3168	380	build2.exe	build2.exe
PID 380 wrote to memory of 3168	380	build2.exe	build2.exe
PID 380 wrote to memory of 3168	380	build2.exe	build2.exe
PID 380 wrote to memory of 3168	380	build2.exe	build2.exe
PID 380 wrote to memory of 3168	380	build2.exe	build2.exe
PID 380 wrote to memory of 3168	380	build2.exe	build2.exe
PID 380 wrote to memory of 3168	380	build2.exe	build2.exe
PID 380 wrote to memory of 3168	380	build2.exe	build2.exe
PID 3168 wrote to memory of 1508	3168	build2.exe	cmd.exe
PID 3168 wrote to memory of 1508	3168	build2.exe	cmd.exe
PID 3168 wrote to memory of 1508	3168	build2.exe	cmd.exe
PID 1508 wrote to memory of 1696	1508	cmd.exe	taskkill.exe
PID 1508 wrote to memory of 1696	1508	cmd.exe	taskkill.exe
PID 1508 wrote to memory of 1696	1508	cmd.exe	taskkill.exe
PID 1508 wrote to memory of 2120	1508	cmd.exe	timeout.exe
PID 1508 wrote to memory of 2120	1508	cmd.exe	timeout.exe
PID 1508 wrote to memory of 2120	1508	cmd.exe	timeout.exe
PID 1092 wrote to memory of 2408	1092	mstsca.exe	mstsca.exe
PID 1092 wrote to memory of 2408	1092	mstsca.exe	mstsca.exe
PID 1092 wrote to memory of 2408	1092	mstsca.exe	mstsca.exe

C:\Users\Admin\AppData\Local\Temp\add9a247f60c1783e13dacf56b8bb474bb4c619890459a7f7902e258474fca5e.exe
"C:\Users\Admin\AppData\Local\Temp\add9a247f60c1783e13dacf56b8bb474bb4c619890459a7f7902e258474fca5e.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2628

C:\Users\Admin\AppData\Local\Temp\add9a247f60c1783e13dacf56b8bb474bb4c619890459a7f7902e258474fca5e.exe
"C:\Users\Admin\AppData\Local\Temp\add9a247f60c1783e13dacf56b8bb474bb4c619890459a7f7902e258474fca5e.exe"
2⤵
- Adds Run key to start application
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3620

C:\Windows\SysWOW64\icacls.exe
icacls "C:\Users\Admin\AppData\Local\2608ad0b-35ba-434b-81d0-6f296e109458" /deny *S-1-1-0:(OI)(CI)(DE,DC)
3⤵
- Modifies file permissions
PID:1056

C:\Users\Admin\AppData\Local\Temp\add9a247f60c1783e13dacf56b8bb474bb4c619890459a7f7902e258474fca5e.exe
"C:\Users\Admin\AppData\Local\Temp\add9a247f60c1783e13dacf56b8bb474bb4c619890459a7f7902e258474fca5e.exe" --Admin IsNotAutoStart IsNotTask
3⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1452

C:\Users\Admin\AppData\Local\Temp\add9a247f60c1783e13dacf56b8bb474bb4c619890459a7f7902e258474fca5e.exe
"C:\Users\Admin\AppData\Local\Temp\add9a247f60c1783e13dacf56b8bb474bb4c619890459a7f7902e258474fca5e.exe" --Admin IsNotAutoStart IsNotTask
4⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3920

C:\Users\Admin\AppData\Local\b511ce4e-e7ec-4e98-9155-bd83c406259d\build2.exe
"C:\Users\Admin\AppData\Local\b511ce4e-e7ec-4e98-9155-bd83c406259d\build2.exe"
5⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:380

C:\Users\Admin\AppData\Local\b511ce4e-e7ec-4e98-9155-bd83c406259d\build2.exe
"C:\Users\Admin\AppData\Local\b511ce4e-e7ec-4e98-9155-bd83c406259d\build2.exe"
6⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:3168

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\b511ce4e-e7ec-4e98-9155-bd83c406259d\build2.exe" & del C:\ProgramData\*.dll & exit
7⤵
- Suspicious use of WriteProcessMemory
PID:1508

C:\Windows\SysWOW64\taskkill.exe
taskkill /im build2.exe /f
8⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:1696

C:\Windows\SysWOW64\timeout.exe
timeout /t 6
8⤵
- Delays execution with timeout.exe
PID:2120

C:\Users\Admin\AppData\Local\b511ce4e-e7ec-4e98-9155-bd83c406259d\build3.exe
"C:\Users\Admin\AppData\Local\b511ce4e-e7ec-4e98-9155-bd83c406259d\build3.exe"
5⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1208

C:\Users\Admin\AppData\Local\b511ce4e-e7ec-4e98-9155-bd83c406259d\build3.exe
"C:\Users\Admin\AppData\Local\b511ce4e-e7ec-4e98-9155-bd83c406259d\build3.exe"
6⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3244

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:1364

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:1092

C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
2⤵
- Executes dropped EXE
PID:2408

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:3660

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Scheduled Task

T1053

Persistence

Registry Run Keys / Startup Folder

T1060

Scheduled Task

T1053

Privilege Escalation

Scheduled Task

T1053

Defense Evasion

File Permissions Modification

T1222

Modify Registry

T1112

Install Root Certificate

T1130

Credential Access

Credentials in Files

T1081

Discovery

Query Registry

T1012

System Information Discovery

T1082

Lateral Movement

Collection

Data from Local System

T1005

Exfiltration

Command and Control

Impact

Replay Monitor

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Downloads

C:\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
26f54bb46f9ca9bb4a7be2d01113cdf3

SHA1
21a3bed8c8dcd5bc82639f798f6c625b460dba19

SHA256
46b1c53bbb94fa53cbaec17b4ad9e60601895f03d18665fa60eb44328adb1369

SHA512
c6737170e8fb417cc54ce42a4773f3c54da419314bc0a569b09ea8bd8cbfc8285703eb44b0b22acc7f6c1f1443e690cd059fd14dcb16dbdbc946ac8dade73250

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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\B2FAF7692FD9FFBD64EDE317E42334BA_D7393C8F62BDE4D4CB606228BC7A711E
MD5
faca18b060094191c97231f9a5332822

SHA1
f3cc588aa00c140de4b00b462a1af6e39bd3818f

SHA256
33cc65407c32a0a889ffad734469724c4c0c9f7b2294723f26ffeee8f1e5e75a

SHA512
90d20c43f2ce082a4e2e5a80917194e9cc692d0d41a092ef4226cb0275bd70015aa1019cab44b64ad9e7c59c138ec5a213e910430b91d82c5374996bb14aa344

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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\07CEF2F654E3ED6050FFC9B6EB844250_3431D4C539FB2CFCB781821E9902850D
MD5
e5666f34c2c99cc0a71815cbfcc135ed

SHA1
146a39f227e6cdfa6ae7de9432473b0f0ce21306

SHA256
36d00d1b6d3a2693a942b8932b8dceabafb75704197d2a4c9863993ea57a1e42

SHA512
c937323f836246af6354c2da3028e7f57bdbb74574fd39682235ca8eceb70810bac75c64c44c4347ae3cbc727e0f1d2ae48d3549eeb1a2aee304c046b2979789

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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\B2FAF7692FD9FFBD64EDE317E42334BA_D7393C8F62BDE4D4CB606228BC7A711E
MD5
8175861f86eb3cf299e0eb2e3c304971

SHA1
25474c5f8921f18287d51812113895fcdf63e398

SHA256
770941ede85fcdfc171206bba01a2462d148861e42e6e6e39a28f8e69c7a2dc4

SHA512
dd44f2acc974128eaa600148e335b1092c86a4882f4795c117e43d45e5f2115ff73dc634435605341b8052290c44a43920f9c3ebe73b75864f4a9bf1b599820a

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C:\Users\Admin\AppData\Local\2608ad0b-35ba-434b-81d0-6f296e109458\add9a247f60c1783e13dacf56b8bb474bb4c619890459a7f7902e258474fca5e.exe
MD5
cc8e72c3f415b38421e987d593c33767

SHA1
3b9cbb9e309e8f6c7099d77af7a2282d8cda60e4

SHA256
add9a247f60c1783e13dacf56b8bb474bb4c619890459a7f7902e258474fca5e

SHA512
27df0ef7b41261e020a338e690e8c55a98ef455d618a14724bd115baa6025e94e8d155a44e21d6b124315aca3a2283d6baf7bc2892d0e435d02eb14de41b0ee3

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C:\Users\Admin\AppData\Local\b511ce4e-e7ec-4e98-9155-bd83c406259d\build2.exe
MD5
a2ef57bbe3a8af95196a419a7962bfaa

SHA1
1a0c42723cd1e2e947f904619de7fcea5ca4a183

SHA256
4bc52cd8296fcffc22b5ca8ebf2b161260d71c8d34658f45c9c93cf6d65749e9

SHA512
ca4781632cc0fb2c53f1ae0d0b798da386514f58b6a48845197eea05da7af162405dee1d4b139e661798c29a095e50cdde9f193dea4a9c5366ee763a899ac160

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C:\Users\Admin\AppData\Local\b511ce4e-e7ec-4e98-9155-bd83c406259d\build2.exe
MD5
a2ef57bbe3a8af95196a419a7962bfaa

SHA1
1a0c42723cd1e2e947f904619de7fcea5ca4a183

SHA256
4bc52cd8296fcffc22b5ca8ebf2b161260d71c8d34658f45c9c93cf6d65749e9

SHA512
ca4781632cc0fb2c53f1ae0d0b798da386514f58b6a48845197eea05da7af162405dee1d4b139e661798c29a095e50cdde9f193dea4a9c5366ee763a899ac160

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C:\Users\Admin\AppData\Local\b511ce4e-e7ec-4e98-9155-bd83c406259d\build2.exe
MD5
a2ef57bbe3a8af95196a419a7962bfaa

SHA1
1a0c42723cd1e2e947f904619de7fcea5ca4a183

SHA256
4bc52cd8296fcffc22b5ca8ebf2b161260d71c8d34658f45c9c93cf6d65749e9

SHA512
ca4781632cc0fb2c53f1ae0d0b798da386514f58b6a48845197eea05da7af162405dee1d4b139e661798c29a095e50cdde9f193dea4a9c5366ee763a899ac160

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C:\Users\Admin\AppData\Local\b511ce4e-e7ec-4e98-9155-bd83c406259d\build3.exe
MD5
0fea771099e342facd95a9d659548919

SHA1
9f8b56a37870f8b4ac5aa0ff5677a666f94c7197

SHA256
6f032f671284b3812373e90b0ab5b16ea737bd7dc87d22b8f2aabe558334e403

SHA512
2c1eeb2909acdc1ac36a677dba5131775e97dd107cd60f03bc6672be1791b2dd83a9f588719cb376cc4771570c6b2c202e783e30450ae3c2aa48bbaf2ee049c3

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C:\Users\Admin\AppData\Local\b511ce4e-e7ec-4e98-9155-bd83c406259d\build3.exe
MD5
0fea771099e342facd95a9d659548919

SHA1
9f8b56a37870f8b4ac5aa0ff5677a666f94c7197

SHA256
6f032f671284b3812373e90b0ab5b16ea737bd7dc87d22b8f2aabe558334e403

SHA512
2c1eeb2909acdc1ac36a677dba5131775e97dd107cd60f03bc6672be1791b2dd83a9f588719cb376cc4771570c6b2c202e783e30450ae3c2aa48bbaf2ee049c3

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C:\Users\Admin\AppData\Local\b511ce4e-e7ec-4e98-9155-bd83c406259d\build3.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/380-130-0x0000000000000000-mapping.dmp

Download
memory/380-133-0x0000000003109000-0x0000000003186000-memory.dmp

Filesize
500KB

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memory/380-143-0x0000000004B90000-0x0000000004C66000-memory.dmp

Filesize
856KB

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memory/1056-119-0x0000000000000000-mapping.dmp

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memory/1092-167-0x00000000032A0000-0x00000000032A4000-memory.dmp

Filesize
16KB

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memory/1208-137-0x0000000003599000-0x00000000035A9000-memory.dmp

Filesize
64KB

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memory/1208-134-0x0000000000000000-mapping.dmp

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memory/1208-142-0x0000000003250000-0x000000000339A000-memory.dmp

Filesize
1.3MB

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memory/1364-141-0x0000000000000000-mapping.dmp

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

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memory/1508-151-0x0000000000000000-mapping.dmp

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memory/1696-152-0x0000000000000000-mapping.dmp

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memory/2120-153-0x0000000000000000-mapping.dmp

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memory/2408-164-0x0000000000401AFA-mapping.dmp

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memory/2628-118-0x00000000032C0000-0x00000000033DB000-memory.dmp

Filesize
1.1MB

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memory/2628-117-0x0000000003200000-0x0000000003292000-memory.dmp

Filesize
584KB

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memory/3168-145-0x0000000000400000-0x00000000004D9000-memory.dmp

Filesize
868KB

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memory/3168-146-0x00000000004A18CD-mapping.dmp

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memory/3168-148-0x0000000000400000-0x00000000004D9000-memory.dmp

Filesize
868KB

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memory/3244-139-0x0000000000401AFA-mapping.dmp

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memory/3244-138-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

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memory/3244-144-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

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memory/3620-116-0x0000000000424141-mapping.dmp

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memory/3620-121-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

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memory/3620-115-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

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memory/3660-166-0x0000000000000000-mapping.dmp

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memory/3920-125-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

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memory/3920-124-0x0000000000424141-mapping.dmp

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