djvu | c1f3acebb74ec72eda14d15694632b6fa369b14a293e63c1396787865e5b7c03

Analysis

max time kernel
126s
max time network
129s
platform
windows10_x64
resource
win10-en-20210920
submitted
20-10-2021 03:32

Sharing

Copy URL

Twitter E-mail

Report Analysis Logs

General

Target

c1f3acebb74ec72eda14d15694632b6fa369b14a293e63c1396787865e5b7c03.exe
Size

826KB
MD5

ec749cc35354ee9471459504163a7a09
SHA1

b4b24f8832596ef38e27dbf69ba717df69ddf076
SHA256

c1f3acebb74ec72eda14d15694632b6fa369b14a293e63c1396787865e5b7c03
SHA512

fcf9c538df80f6f60e7f142326513c426d06b16530b93709ffdfbbad0f05c331e2817bc47779535ed80bb9e4390f1d62b1c305b51c73ee403b73bc522ea9788d

Score

10^/10

djvu vidar 517 discovery persistence ransomware spyware stealer

Malware Config

Extracted

Family

vidar

Version

41.5

Botnet

517

https://mas.to/@xeroxxx

Attributes

profile_id
517

Extracted

Family

djvu

http://rlrz.org/fhsgtsspen6

Signatures

Detected Djvu ransomware 6 IoCs

Processes:

resource	yara_rule
behavioral1/memory/2924-116-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/2924-117-0x0000000000424141-mapping.dmp	family_djvu
behavioral1/memory/2924-119-0x0000000000400000-0x0000000000537000-memory.dmp	family_djvu
behavioral1/memory/2416-118-0x0000000004BA0000-0x0000000004CBB000-memory.dmp	family_djvu
behavioral1/memory/1020-125-0x0000000000424141-mapping.dmp	family_djvu
behavioral1/memory/1020-130-0x0000000000400000-0x0000000000537000-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/2172-139-0x0000000000400000-0x00000000004D9000-memory.dmp	family_vidar
behavioral1/memory/2172-140-0x00000000004A18CD-mapping.dmp	family_vidar
behavioral1/memory/2172-147-0x0000000000400000-0x00000000004D9000-memory.dmp	family_vidar
behavioral1/memory/780-146-0x0000000003200000-0x00000000032D6000-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

780 build2.exe
1620 build3.exe
2172 build2.exe
3520 build3.exe
3228 mstsca.exe
312 mstsca.exe
3176 mstsca.exe
3164 mstsca.exe
Loads dropped DLL 2 IoCs

Processes:

build2.exe

pid process

2172 build2.exe
2172 build2.exe
Modifies file permissions 1 TTPs 1 IoCs
discovery

File Permissions Modification
T1222

Processes:

icacls.exe

pid process

1108 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
780	build2.exe
1620	build3.exe
2172	build2.exe
3520	build3.exe
3228	mstsca.exe
312	mstsca.exe
3176	mstsca.exe
3164	mstsca.exe

pid	process
2172	build2.exe
2172	build2.exe

pid	process
1108	icacls.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

c1f3acebb74ec72eda14d15694632b6fa369b14a293e63c1396787865e5b7c03.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\\12b3ee99-b1a7-46c2-89fc-473f3eab8182\\c1f3acebb74ec72eda14d15694632b6fa369b14a293e63c1396787865e5b7c03.exe\" --AutoStart"	c1f3acebb74ec72eda14d15694632b6fa369b14a293e63c1396787865e5b7c03.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

10 api.2ip.ua
11 api.2ip.ua
16 api.2ip.ua

flow	ioc
10	api.2ip.ua
11	api.2ip.ua
16	api.2ip.ua

Suspicious use of SetThreadContext 6 IoCs

Processes:

c1f3acebb74ec72eda14d15694632b6fa369b14a293e63c1396787865e5b7c03.exec1f3acebb74ec72eda14d15694632b6fa369b14a293e63c1396787865e5b7c03.exebuild2.exebuild3.exemstsca.exemstsca.exe

description	pid	process	target process
PID 2416 set thread context of 2924	2416	c1f3acebb74ec72eda14d15694632b6fa369b14a293e63c1396787865e5b7c03.exe	c1f3acebb74ec72eda14d15694632b6fa369b14a293e63c1396787865e5b7c03.exe
PID 1436 set thread context of 1020	1436	c1f3acebb74ec72eda14d15694632b6fa369b14a293e63c1396787865e5b7c03.exe	c1f3acebb74ec72eda14d15694632b6fa369b14a293e63c1396787865e5b7c03.exe
PID 780 set thread context of 2172	780	build2.exe	build2.exe
PID 1620 set thread context of 3520	1620	build3.exe	build3.exe
PID 3228 set thread context of 312	3228	mstsca.exe	mstsca.exe
PID 3176 set thread context of 3164	3176	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

196 schtasks.exe
1236 schtasks.exe
Delays execution with timeout.exe 1 IoCs
evasion

Processes:

timeout.exe

pid process

1732 timeout.exe
Kills process with taskkill 1 IoCs
evasion

Processes:

taskkill.exe

pid process

752 taskkill.exe

pid	process
196	schtasks.exe
1236	schtasks.exe

pid	process
1732	timeout.exe

pid	process
752	taskkill.exe

Modifies system certificate store 2 TTPs 2 IoCs

evasion spyware trojan

Install Root Certificate

T1130

Modify Registry

T1112

Processes:

c1f3acebb74ec72eda14d15694632b6fa369b14a293e63c1396787865e5b7c03.exe

description	ioc	process
Key created	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349	c1f3acebb74ec72eda14d15694632b6fa369b14a293e63c1396787865e5b7c03.exe
Set value (data)	\REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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	c1f3acebb74ec72eda14d15694632b6fa369b14a293e63c1396787865e5b7c03.exe

Suspicious behavior: EnumeratesProcesses 12 IoCs

Processes:

c1f3acebb74ec72eda14d15694632b6fa369b14a293e63c1396787865e5b7c03.exec1f3acebb74ec72eda14d15694632b6fa369b14a293e63c1396787865e5b7c03.exebuild2.exe

pid	process
2924	c1f3acebb74ec72eda14d15694632b6fa369b14a293e63c1396787865e5b7c03.exe
2924	c1f3acebb74ec72eda14d15694632b6fa369b14a293e63c1396787865e5b7c03.exe
1020	c1f3acebb74ec72eda14d15694632b6fa369b14a293e63c1396787865e5b7c03.exe
1020	c1f3acebb74ec72eda14d15694632b6fa369b14a293e63c1396787865e5b7c03.exe
2172	build2.exe
2172	build2.exe
2172	build2.exe
2172	build2.exe
2172	build2.exe
2172	build2.exe
2172	build2.exe
2172	build2.exe

Suspicious use of AdjustPrivilegeToken 1 IoCs

Processes:

taskkill.exe

description pid process

Token: SeDebugPrivilege 752 taskkill.exe

description	pid	process
Token: SeDebugPrivilege	752	taskkill.exe

Suspicious use of WriteProcessMemory 64 IoCs

Processes:

c1f3acebb74ec72eda14d15694632b6fa369b14a293e63c1396787865e5b7c03.exec1f3acebb74ec72eda14d15694632b6fa369b14a293e63c1396787865e5b7c03.exec1f3acebb74ec72eda14d15694632b6fa369b14a293e63c1396787865e5b7c03.exec1f3acebb74ec72eda14d15694632b6fa369b14a293e63c1396787865e5b7c03.exebuild2.exebuild3.exebuild3.exebuild2.execmd.exemstsca.exe

description	pid	process	target process
PID 2416 wrote to memory of 2924	2416	c1f3acebb74ec72eda14d15694632b6fa369b14a293e63c1396787865e5b7c03.exe	c1f3acebb74ec72eda14d15694632b6fa369b14a293e63c1396787865e5b7c03.exe
PID 2416 wrote to memory of 2924	2416	c1f3acebb74ec72eda14d15694632b6fa369b14a293e63c1396787865e5b7c03.exe	c1f3acebb74ec72eda14d15694632b6fa369b14a293e63c1396787865e5b7c03.exe
PID 2416 wrote to memory of 2924	2416	c1f3acebb74ec72eda14d15694632b6fa369b14a293e63c1396787865e5b7c03.exe	c1f3acebb74ec72eda14d15694632b6fa369b14a293e63c1396787865e5b7c03.exe
PID 2416 wrote to memory of 2924	2416	c1f3acebb74ec72eda14d15694632b6fa369b14a293e63c1396787865e5b7c03.exe	c1f3acebb74ec72eda14d15694632b6fa369b14a293e63c1396787865e5b7c03.exe
PID 2416 wrote to memory of 2924	2416	c1f3acebb74ec72eda14d15694632b6fa369b14a293e63c1396787865e5b7c03.exe	c1f3acebb74ec72eda14d15694632b6fa369b14a293e63c1396787865e5b7c03.exe
PID 2416 wrote to memory of 2924	2416	c1f3acebb74ec72eda14d15694632b6fa369b14a293e63c1396787865e5b7c03.exe	c1f3acebb74ec72eda14d15694632b6fa369b14a293e63c1396787865e5b7c03.exe
PID 2416 wrote to memory of 2924	2416	c1f3acebb74ec72eda14d15694632b6fa369b14a293e63c1396787865e5b7c03.exe	c1f3acebb74ec72eda14d15694632b6fa369b14a293e63c1396787865e5b7c03.exe
PID 2416 wrote to memory of 2924	2416	c1f3acebb74ec72eda14d15694632b6fa369b14a293e63c1396787865e5b7c03.exe	c1f3acebb74ec72eda14d15694632b6fa369b14a293e63c1396787865e5b7c03.exe
PID 2416 wrote to memory of 2924	2416	c1f3acebb74ec72eda14d15694632b6fa369b14a293e63c1396787865e5b7c03.exe	c1f3acebb74ec72eda14d15694632b6fa369b14a293e63c1396787865e5b7c03.exe
PID 2416 wrote to memory of 2924	2416	c1f3acebb74ec72eda14d15694632b6fa369b14a293e63c1396787865e5b7c03.exe	c1f3acebb74ec72eda14d15694632b6fa369b14a293e63c1396787865e5b7c03.exe
PID 2924 wrote to memory of 1108	2924	c1f3acebb74ec72eda14d15694632b6fa369b14a293e63c1396787865e5b7c03.exe	icacls.exe
PID 2924 wrote to memory of 1108	2924	c1f3acebb74ec72eda14d15694632b6fa369b14a293e63c1396787865e5b7c03.exe	icacls.exe
PID 2924 wrote to memory of 1108	2924	c1f3acebb74ec72eda14d15694632b6fa369b14a293e63c1396787865e5b7c03.exe	icacls.exe
PID 2924 wrote to memory of 1436	2924	c1f3acebb74ec72eda14d15694632b6fa369b14a293e63c1396787865e5b7c03.exe	c1f3acebb74ec72eda14d15694632b6fa369b14a293e63c1396787865e5b7c03.exe
PID 2924 wrote to memory of 1436	2924	c1f3acebb74ec72eda14d15694632b6fa369b14a293e63c1396787865e5b7c03.exe	c1f3acebb74ec72eda14d15694632b6fa369b14a293e63c1396787865e5b7c03.exe
PID 2924 wrote to memory of 1436	2924	c1f3acebb74ec72eda14d15694632b6fa369b14a293e63c1396787865e5b7c03.exe	c1f3acebb74ec72eda14d15694632b6fa369b14a293e63c1396787865e5b7c03.exe
PID 1436 wrote to memory of 1020	1436	c1f3acebb74ec72eda14d15694632b6fa369b14a293e63c1396787865e5b7c03.exe	c1f3acebb74ec72eda14d15694632b6fa369b14a293e63c1396787865e5b7c03.exe
PID 1436 wrote to memory of 1020	1436	c1f3acebb74ec72eda14d15694632b6fa369b14a293e63c1396787865e5b7c03.exe	c1f3acebb74ec72eda14d15694632b6fa369b14a293e63c1396787865e5b7c03.exe
PID 1436 wrote to memory of 1020	1436	c1f3acebb74ec72eda14d15694632b6fa369b14a293e63c1396787865e5b7c03.exe	c1f3acebb74ec72eda14d15694632b6fa369b14a293e63c1396787865e5b7c03.exe
PID 1436 wrote to memory of 1020	1436	c1f3acebb74ec72eda14d15694632b6fa369b14a293e63c1396787865e5b7c03.exe	c1f3acebb74ec72eda14d15694632b6fa369b14a293e63c1396787865e5b7c03.exe
PID 1436 wrote to memory of 1020	1436	c1f3acebb74ec72eda14d15694632b6fa369b14a293e63c1396787865e5b7c03.exe	c1f3acebb74ec72eda14d15694632b6fa369b14a293e63c1396787865e5b7c03.exe
PID 1436 wrote to memory of 1020	1436	c1f3acebb74ec72eda14d15694632b6fa369b14a293e63c1396787865e5b7c03.exe	c1f3acebb74ec72eda14d15694632b6fa369b14a293e63c1396787865e5b7c03.exe
PID 1436 wrote to memory of 1020	1436	c1f3acebb74ec72eda14d15694632b6fa369b14a293e63c1396787865e5b7c03.exe	c1f3acebb74ec72eda14d15694632b6fa369b14a293e63c1396787865e5b7c03.exe
PID 1436 wrote to memory of 1020	1436	c1f3acebb74ec72eda14d15694632b6fa369b14a293e63c1396787865e5b7c03.exe	c1f3acebb74ec72eda14d15694632b6fa369b14a293e63c1396787865e5b7c03.exe
PID 1436 wrote to memory of 1020	1436	c1f3acebb74ec72eda14d15694632b6fa369b14a293e63c1396787865e5b7c03.exe	c1f3acebb74ec72eda14d15694632b6fa369b14a293e63c1396787865e5b7c03.exe
PID 1436 wrote to memory of 1020	1436	c1f3acebb74ec72eda14d15694632b6fa369b14a293e63c1396787865e5b7c03.exe	c1f3acebb74ec72eda14d15694632b6fa369b14a293e63c1396787865e5b7c03.exe
PID 1020 wrote to memory of 780	1020	c1f3acebb74ec72eda14d15694632b6fa369b14a293e63c1396787865e5b7c03.exe	build2.exe
PID 1020 wrote to memory of 780	1020	c1f3acebb74ec72eda14d15694632b6fa369b14a293e63c1396787865e5b7c03.exe	build2.exe
PID 1020 wrote to memory of 780	1020	c1f3acebb74ec72eda14d15694632b6fa369b14a293e63c1396787865e5b7c03.exe	build2.exe
PID 1020 wrote to memory of 1620	1020	c1f3acebb74ec72eda14d15694632b6fa369b14a293e63c1396787865e5b7c03.exe	build3.exe
PID 1020 wrote to memory of 1620	1020	c1f3acebb74ec72eda14d15694632b6fa369b14a293e63c1396787865e5b7c03.exe	build3.exe
PID 1020 wrote to memory of 1620	1020	c1f3acebb74ec72eda14d15694632b6fa369b14a293e63c1396787865e5b7c03.exe	build3.exe
PID 780 wrote to memory of 2172	780	build2.exe	build2.exe
PID 780 wrote to memory of 2172	780	build2.exe	build2.exe
PID 780 wrote to memory of 2172	780	build2.exe	build2.exe
PID 780 wrote to memory of 2172	780	build2.exe	build2.exe
PID 780 wrote to memory of 2172	780	build2.exe	build2.exe
PID 780 wrote to memory of 2172	780	build2.exe	build2.exe
PID 780 wrote to memory of 2172	780	build2.exe	build2.exe
PID 780 wrote to memory of 2172	780	build2.exe	build2.exe
PID 1620 wrote to memory of 3520	1620	build3.exe	build3.exe
PID 1620 wrote to memory of 3520	1620	build3.exe	build3.exe
PID 1620 wrote to memory of 3520	1620	build3.exe	build3.exe
PID 1620 wrote to memory of 3520	1620	build3.exe	build3.exe
PID 1620 wrote to memory of 3520	1620	build3.exe	build3.exe
PID 1620 wrote to memory of 3520	1620	build3.exe	build3.exe
PID 1620 wrote to memory of 3520	1620	build3.exe	build3.exe
PID 1620 wrote to memory of 3520	1620	build3.exe	build3.exe
PID 1620 wrote to memory of 3520	1620	build3.exe	build3.exe
PID 3520 wrote to memory of 196	3520	build3.exe	schtasks.exe
PID 3520 wrote to memory of 196	3520	build3.exe	schtasks.exe
PID 3520 wrote to memory of 196	3520	build3.exe	schtasks.exe
PID 2172 wrote to memory of 2328	2172	build2.exe	cmd.exe
PID 2172 wrote to memory of 2328	2172	build2.exe	cmd.exe
PID 2172 wrote to memory of 2328	2172	build2.exe	cmd.exe
PID 2328 wrote to memory of 752	2328	cmd.exe	taskkill.exe
PID 2328 wrote to memory of 752	2328	cmd.exe	taskkill.exe
PID 2328 wrote to memory of 752	2328	cmd.exe	taskkill.exe
PID 2328 wrote to memory of 1732	2328	cmd.exe	timeout.exe
PID 2328 wrote to memory of 1732	2328	cmd.exe	timeout.exe
PID 2328 wrote to memory of 1732	2328	cmd.exe	timeout.exe
PID 3228 wrote to memory of 312	3228	mstsca.exe	mstsca.exe
PID 3228 wrote to memory of 312	3228	mstsca.exe	mstsca.exe
PID 3228 wrote to memory of 312	3228	mstsca.exe	mstsca.exe

C:\Users\Admin\AppData\Local\Temp\c1f3acebb74ec72eda14d15694632b6fa369b14a293e63c1396787865e5b7c03.exe
"C:\Users\Admin\AppData\Local\Temp\c1f3acebb74ec72eda14d15694632b6fa369b14a293e63c1396787865e5b7c03.exe"
1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2416

C:\Users\Admin\AppData\Local\Temp\c1f3acebb74ec72eda14d15694632b6fa369b14a293e63c1396787865e5b7c03.exe
"C:\Users\Admin\AppData\Local\Temp\c1f3acebb74ec72eda14d15694632b6fa369b14a293e63c1396787865e5b7c03.exe"
2⤵
- Adds Run key to start application
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2924

C:\Windows\SysWOW64\icacls.exe
icacls "C:\Users\Admin\AppData\Local\12b3ee99-b1a7-46c2-89fc-473f3eab8182" /deny *S-1-1-0:(OI)(CI)(DE,DC)
3⤵
- Modifies file permissions
PID:1108

C:\Users\Admin\AppData\Local\Temp\c1f3acebb74ec72eda14d15694632b6fa369b14a293e63c1396787865e5b7c03.exe
"C:\Users\Admin\AppData\Local\Temp\c1f3acebb74ec72eda14d15694632b6fa369b14a293e63c1396787865e5b7c03.exe" --Admin IsNotAutoStart IsNotTask
3⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1436

C:\Users\Admin\AppData\Local\Temp\c1f3acebb74ec72eda14d15694632b6fa369b14a293e63c1396787865e5b7c03.exe
"C:\Users\Admin\AppData\Local\Temp\c1f3acebb74ec72eda14d15694632b6fa369b14a293e63c1396787865e5b7c03.exe" --Admin IsNotAutoStart IsNotTask
4⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:1020

C:\Users\Admin\AppData\Local\bf6ef4f2-6003-47ce-a035-bb8f8c47de57\build2.exe
"C:\Users\Admin\AppData\Local\bf6ef4f2-6003-47ce-a035-bb8f8c47de57\build2.exe"
5⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:780

C:\Users\Admin\AppData\Local\bf6ef4f2-6003-47ce-a035-bb8f8c47de57\build2.exe
"C:\Users\Admin\AppData\Local\bf6ef4f2-6003-47ce-a035-bb8f8c47de57\build2.exe"
6⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks processor information in registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:2172

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\bf6ef4f2-6003-47ce-a035-bb8f8c47de57\build2.exe" & del C:\ProgramData\*.dll & exit
7⤵
- Suspicious use of WriteProcessMemory
PID:2328

C:\Windows\SysWOW64\taskkill.exe
taskkill /im build2.exe /f
8⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:752

C:\Windows\SysWOW64\timeout.exe
timeout /t 6
8⤵
- Delays execution with timeout.exe
PID:1732

C:\Users\Admin\AppData\Local\bf6ef4f2-6003-47ce-a035-bb8f8c47de57\build3.exe
"C:\Users\Admin\AppData\Local\bf6ef4f2-6003-47ce-a035-bb8f8c47de57\build3.exe"
5⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:1620

C:\Users\Admin\AppData\Local\bf6ef4f2-6003-47ce-a035-bb8f8c47de57\build3.exe
"C:\Users\Admin\AppData\Local\bf6ef4f2-6003-47ce-a035-bb8f8c47de57\build3.exe"
6⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3520

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:196

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:3228

C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
2⤵
- Executes dropped EXE
PID:312

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:1236

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:3176

C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
C:\Users\Admin\AppData\Roaming\Microsoft\Network\mstsca.exe
2⤵
- Executes dropped EXE
PID:3164

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
3183751859498c44f6d0ee8e2aab2c17

SHA1
3948927d001256209b5e4b25003c3c4ccb9ad6bc

SHA256
fd7b40ffbaccd347c4daa2d0530a3b74114fcb55c78423d67750a8be92c70a28

SHA512
88de4b4c2818650f7080a9afdcbe8764f1604bbf77f08f2ce286beb5a00e6cb30352f6180f64e7b5d9790a1e5ebefde6e62d8221e55228942d5652a1e0cd4fa6

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\B2FAF7692FD9FFBD64EDE317E42334BA_D7393C8F62BDE4D4CB606228BC7A711E
MD5
98a2414b3a6062f69b5e91e8ef853e60

SHA1
a7c76d8cc77cc535d73bc6b0ee4f64527572145d

SHA256
cea0b3398c3a6ac31f4582a21afb131878dfd3e489d101af94fd3d682000dba3

SHA512
d186ac4f87a04cc56d2a120d1aa7d96f1574ac7353a7d8b237452260f11a3ebfadb556eb46ee894c75ae1bdc6dae480599c6109eb25873074546847d158dddda

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\07CEF2F654E3ED6050FFC9B6EB844250_3431D4C539FB2CFCB781821E9902850D
MD5
9ed6674b5a32420add5e48007f1cea53

SHA1
451035de4c9f49f298f8f471cf8d69a624210dac

SHA256
1494db379108187c4bcc43419e4e2ef61640cc2d0d574662be9953ab303c5304

SHA512
fbea0747c62e56cd14da99c1e40b363e8054d6a0166ebb8068d2a467e46d6d98e6b27534c33334879c1c454d802865c3c9a2847c40d1fe98417c9f4d2bcbe157

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\B2FAF7692FD9FFBD64EDE317E42334BA_D7393C8F62BDE4D4CB606228BC7A711E
MD5
03431ef7054a07809ea0930cd065782d

SHA1
b79c8a3ecbaac9827c07a49333c941d50ca6634e

SHA256
cd08e50a208e3821204cd2aaabbfe122a68ed576fa3b587aec1d49d1a671ba4a

SHA512
6ac3a4f2dfade1186199969ccd61412648ea20b9c0f300e237ff397b518ea8f83b6273a3e14fad293244e39954faa61b5746bd57601ddd2fe1c1ef385599b377

Download Submit
C:\Users\Admin\AppData\Local\12b3ee99-b1a7-46c2-89fc-473f3eab8182\c1f3acebb74ec72eda14d15694632b6fa369b14a293e63c1396787865e5b7c03.exe
MD5
ec749cc35354ee9471459504163a7a09

SHA1
b4b24f8832596ef38e27dbf69ba717df69ddf076

SHA256
c1f3acebb74ec72eda14d15694632b6fa369b14a293e63c1396787865e5b7c03

SHA512
fcf9c538df80f6f60e7f142326513c426d06b16530b93709ffdfbbad0f05c331e2817bc47779535ed80bb9e4390f1d62b1c305b51c73ee403b73bc522ea9788d

Download Submit
C:\Users\Admin\AppData\Local\bf6ef4f2-6003-47ce-a035-bb8f8c47de57\build2.exe
MD5
a2ef57bbe3a8af95196a419a7962bfaa

SHA1
1a0c42723cd1e2e947f904619de7fcea5ca4a183

SHA256
4bc52cd8296fcffc22b5ca8ebf2b161260d71c8d34658f45c9c93cf6d65749e9

SHA512
ca4781632cc0fb2c53f1ae0d0b798da386514f58b6a48845197eea05da7af162405dee1d4b139e661798c29a095e50cdde9f193dea4a9c5366ee763a899ac160

Download Submit
C:\Users\Admin\AppData\Local\bf6ef4f2-6003-47ce-a035-bb8f8c47de57\build2.exe
MD5
a2ef57bbe3a8af95196a419a7962bfaa

SHA1
1a0c42723cd1e2e947f904619de7fcea5ca4a183

SHA256
4bc52cd8296fcffc22b5ca8ebf2b161260d71c8d34658f45c9c93cf6d65749e9

SHA512
ca4781632cc0fb2c53f1ae0d0b798da386514f58b6a48845197eea05da7af162405dee1d4b139e661798c29a095e50cdde9f193dea4a9c5366ee763a899ac160

Download Submit
C:\Users\Admin\AppData\Local\bf6ef4f2-6003-47ce-a035-bb8f8c47de57\build2.exe
MD5
a2ef57bbe3a8af95196a419a7962bfaa

SHA1
1a0c42723cd1e2e947f904619de7fcea5ca4a183

SHA256
4bc52cd8296fcffc22b5ca8ebf2b161260d71c8d34658f45c9c93cf6d65749e9

SHA512
ca4781632cc0fb2c53f1ae0d0b798da386514f58b6a48845197eea05da7af162405dee1d4b139e661798c29a095e50cdde9f193dea4a9c5366ee763a899ac160

Download Submit
C:\Users\Admin\AppData\Local\bf6ef4f2-6003-47ce-a035-bb8f8c47de57\build3.exe
MD5
0fea771099e342facd95a9d659548919

SHA1
9f8b56a37870f8b4ac5aa0ff5677a666f94c7197

SHA256
6f032f671284b3812373e90b0ab5b16ea737bd7dc87d22b8f2aabe558334e403

SHA512
2c1eeb2909acdc1ac36a677dba5131775e97dd107cd60f03bc6672be1791b2dd83a9f588719cb376cc4771570c6b2c202e783e30450ae3c2aa48bbaf2ee049c3

Download Submit
C:\Users\Admin\AppData\Local\bf6ef4f2-6003-47ce-a035-bb8f8c47de57\build3.exe
MD5
0fea771099e342facd95a9d659548919

SHA1
9f8b56a37870f8b4ac5aa0ff5677a666f94c7197

SHA256
6f032f671284b3812373e90b0ab5b16ea737bd7dc87d22b8f2aabe558334e403

SHA512
2c1eeb2909acdc1ac36a677dba5131775e97dd107cd60f03bc6672be1791b2dd83a9f588719cb376cc4771570c6b2c202e783e30450ae3c2aa48bbaf2ee049c3

Download Submit
C:\Users\Admin\AppData\Local\bf6ef4f2-6003-47ce-a035-bb8f8c47de57\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/196-145-0x0000000000000000-mapping.dmp

Download
memory/312-165-0x0000000000401AFA-mapping.dmp

Download
memory/752-153-0x0000000000000000-mapping.dmp

Download
memory/780-131-0x0000000000000000-mapping.dmp

Download
memory/780-146-0x0000000003200000-0x00000000032D6000-memory.dmp

Filesize
856KB

Download
memory/780-134-0x0000000003309000-0x0000000003385000-memory.dmp

Filesize
496KB

Download
memory/1020-125-0x0000000000424141-mapping.dmp

Download
memory/1020-130-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/1108-120-0x0000000000000000-mapping.dmp

Download
memory/1236-167-0x0000000000000000-mapping.dmp

Download
memory/1436-122-0x0000000000000000-mapping.dmp

Download
memory/1436-123-0x0000000004AEC000-0x0000000004B7D000-memory.dmp

Filesize
580KB

Download
memory/1620-148-0x0000000003250000-0x000000000339A000-memory.dmp

Filesize
1.3MB

Download
memory/1620-135-0x0000000000000000-mapping.dmp

Download
memory/1620-138-0x0000000003499000-0x00000000034A9000-memory.dmp

Filesize
64KB

Download
memory/1732-154-0x0000000000000000-mapping.dmp

Download
memory/2172-140-0x00000000004A18CD-mapping.dmp

Download
memory/2172-147-0x0000000000400000-0x00000000004D9000-memory.dmp

Filesize
868KB

Download
memory/2172-139-0x0000000000400000-0x00000000004D9000-memory.dmp

Filesize
868KB

Download
memory/2328-152-0x0000000000000000-mapping.dmp

Download
memory/2416-118-0x0000000004BA0000-0x0000000004CBB000-memory.dmp

Filesize
1.1MB

Download
memory/2416-115-0x0000000004ABA000-0x0000000004B4B000-memory.dmp

Filesize
580KB

Download
memory/2924-116-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/2924-117-0x0000000000424141-mapping.dmp

Download
memory/2924-119-0x0000000000400000-0x0000000000537000-memory.dmp

Filesize
1.2MB

Download
memory/3164-172-0x0000000000401AFA-mapping.dmp

Download
memory/3228-168-0x00000000033A0000-0x00000000033A4000-memory.dmp

Filesize
16KB

Download
memory/3520-142-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download
memory/3520-143-0x0000000000401AFA-mapping.dmp

Download
memory/3520-149-0x0000000000400000-0x0000000000406000-memory.dmp

Filesize
24KB

Download