djvu | 3763170476b8a4c3cb592cbea6c4471ba2ea2463db9f7839fda502ef0a06b092

Analysis

max time kernel
67s
max time network
129s
platform
windows10_x64
resource
win10v20210408
submitted
05-05-2021 13:54

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General

Target

build.exe
Size

831KB
MD5

06cc2c58b35393afd830c6d37d22f4e2
SHA1

f4abeeb4441b7842101c5f907881179cc938f9c7
SHA256

3763170476b8a4c3cb592cbea6c4471ba2ea2463db9f7839fda502ef0a06b092
SHA512

fc866e39af2d7ddde6e3d6ffd2935077ae20d407aea84ec2e3cfd80f4974719b042408bbc6b1a33b7ab25967119d482098c88f03e867cf9afc61e31d94d03f4c

Score

10^/10

djvu vidar discovery evasion persistence ransomware spyware stealer

Malware Config

Signatures

Deletes Windows Defender Definitions 2 TTPs 1 IoCs
Uses mpcmdrun utility to delete all AV definitions.
evasion

Impair Defenses
T1562

Command-Line Interface
T1059

Processes:

mpcmdrun.exe

pid process

3176 mpcmdrun.exe
Djvu Ransomware
Ransomware which is a variant of the STOP family.
ransomware djvu
Vidar
Vidar is an infostealer based on Arkei stealer.
stealer vidar
Disables Task Manager via registry modification
evasion
Downloads MZ/PE file
Drops file in Drivers directory 1 IoCs

Processes:

updatewin2.exe

description ioc process

File opened for modification C:\Windows\System32\drivers\etc\hosts updatewin2.exe
Executes dropped EXE 4 IoCs

Processes:

updatewin1.exeupdatewin2.exe5.exeupdatewin1.exe

pid process

3732 updatewin1.exe
2120 updatewin2.exe
3828 5.exe
424 updatewin1.exe
Loads dropped DLL 2 IoCs

Processes:

5.exe

pid process

3828 5.exe
3828 5.exe
Modifies file permissions 1 TTPs 1 IoCs
discovery

File Permissions Modification
T1222

Processes:

icacls.exe

pid process

2648 icacls.exe
Reads local data of messenger clients 2 TTPs
Infostealers often target stored data of messaging applications, which can include saved credentials and account information.
spyware stealer

Data from Local System
T1005

Credentials in Files
T1081
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
3176	mpcmdrun.exe

description	ioc	process
File opened for modification	C:\Windows\System32\drivers\etc\hosts	updatewin2.exe

pid	process
3732	updatewin1.exe
2120	updatewin2.exe
3828	5.exe
424	updatewin1.exe

pid	process
3828	5.exe
3828	5.exe

pid	process
2648	icacls.exe

Adds Run key to start application 2 TTPs 1 IoCs

persistence

Registry Run Keys / Startup Folder

T1060

Modify Registry

T1112

Processes:

build.exe

description	ioc	process
Set value (str)	\REGISTRY\USER\S-1-5-21-1594587808-2047097707-2163810515-1000\Software\Microsoft\Windows\CurrentVersion\Run\SysHelper = "\"C:\\Users\\Admin\\AppData\\Local\\4cb66a38-1b75-4297-bece-c43d21a8194b\\build.exe\" --AutoStart"	build.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

11 api.2ip.ua
12 api.2ip.ua
20 api.2ip.ua
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.

System Information Discovery
T1082

flow	ioc
11	api.2ip.ua
12	api.2ip.ua
20	api.2ip.ua

Program crash 14 IoCs

Processes:

WerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exe

pid	pid_target	process	target process
1648	3828	WerFault.exe	5.exe
2644	3828	WerFault.exe	5.exe
2868	3828	WerFault.exe	5.exe
2864	3828	WerFault.exe	5.exe
852	3828	WerFault.exe	5.exe
3880	3828	WerFault.exe	5.exe
2172	3828	WerFault.exe	5.exe
492	3828	WerFault.exe	5.exe
1788	3828	WerFault.exe	5.exe
2316	3828	WerFault.exe	5.exe
1880	3828	WerFault.exe	5.exe
2000	3828	WerFault.exe	5.exe
3264	3828	WerFault.exe	5.exe
188	3828	WerFault.exe	5.exe

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:

5.exe

description	ioc	process
Key opened	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0	5.exe
Key value queried	\REGISTRY\MACHINE\HARDWARE\DESCRIPTION\System\CentralProcessor\0\ProcessorNameString	5.exe

Delays execution with timeout.exe 1 IoCs
evasion

Processes:

timeout.exe

pid process

1016 timeout.exe
Kills process with taskkill 1 IoCs
evasion

Processes:

taskkill.exe

pid process

1104 taskkill.exe

pid	process
1016	timeout.exe

pid	process
1104	taskkill.exe

Modifies system certificate store 2 TTPs 2 IoCs

evasion spyware trojan

Install Root Certificate

T1130

Modify Registry

T1112

Processes:

build.exe

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

Suspicious behavior: EnumeratesProcesses 64 IoCs

Processes:

build.exebuild.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exe

pid	process
852	build.exe
852	build.exe
196	build.exe
196	build.exe
1648	WerFault.exe
1648	WerFault.exe
1648	WerFault.exe
1648	WerFault.exe
1648	WerFault.exe
1648	WerFault.exe
1648	WerFault.exe
1648	WerFault.exe
1648	WerFault.exe
1648	WerFault.exe
1648	WerFault.exe
1648	WerFault.exe
1648	WerFault.exe
1648	WerFault.exe
1648	WerFault.exe
2644	WerFault.exe
2644	WerFault.exe
2644	WerFault.exe
2644	WerFault.exe
2644	WerFault.exe
2644	WerFault.exe
2644	WerFault.exe
2644	WerFault.exe
2644	WerFault.exe
2644	WerFault.exe
2644	WerFault.exe
2644	WerFault.exe
2644	WerFault.exe
2644	WerFault.exe
2644	WerFault.exe
2868	WerFault.exe
2868	WerFault.exe
2868	WerFault.exe
2868	WerFault.exe
2868	WerFault.exe
2868	WerFault.exe
2868	WerFault.exe
2868	WerFault.exe
2868	WerFault.exe
2868	WerFault.exe
2868	WerFault.exe
2868	WerFault.exe
2868	WerFault.exe
2868	WerFault.exe
2868	WerFault.exe
2864	WerFault.exe
2864	WerFault.exe
2864	WerFault.exe
2864	WerFault.exe
2864	WerFault.exe
2864	WerFault.exe
2864	WerFault.exe
2864	WerFault.exe
2864	WerFault.exe
2864	WerFault.exe
2864	WerFault.exe
2864	WerFault.exe
2864	WerFault.exe
2864	WerFault.exe
2864	WerFault.exe

Suspicious use of AdjustPrivilegeToken 20 IoCs

Processes:

WerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exeWerFault.exetaskkill.exepowershell.exepowershell.exepowershell.exe

description	pid	process
Token: SeRestorePrivilege	1648	WerFault.exe
Token: SeBackupPrivilege	1648	WerFault.exe
Token: SeDebugPrivilege	1648	WerFault.exe
Token: SeDebugPrivilege	2644	WerFault.exe
Token: SeDebugPrivilege	2868	WerFault.exe
Token: SeDebugPrivilege	2864	WerFault.exe
Token: SeDebugPrivilege	852	WerFault.exe
Token: SeDebugPrivilege	3880	WerFault.exe
Token: SeDebugPrivilege	2172	WerFault.exe
Token: SeDebugPrivilege	492	WerFault.exe
Token: SeDebugPrivilege	1788	WerFault.exe
Token: SeDebugPrivilege	2316	WerFault.exe
Token: SeDebugPrivilege	1880	WerFault.exe
Token: SeDebugPrivilege	2000	WerFault.exe
Token: SeDebugPrivilege	3264	WerFault.exe
Token: SeDebugPrivilege	188	WerFault.exe
Token: SeDebugPrivilege	1104	taskkill.exe
Token: SeDebugPrivilege	2204	powershell.exe
Token: SeDebugPrivilege	1368	powershell.exe
Token: SeDebugPrivilege	3644	powershell.exe

Suspicious use of WriteProcessMemory 41 IoCs

Processes:

build.exebuild.exeupdatewin1.exe5.execmd.exeupdatewin1.exepowershell.exe

description	pid	process	target process
PID 852 wrote to memory of 2648	852	build.exe	icacls.exe
PID 852 wrote to memory of 2648	852	build.exe	icacls.exe
PID 852 wrote to memory of 2648	852	build.exe	icacls.exe
PID 852 wrote to memory of 196	852	build.exe	build.exe
PID 852 wrote to memory of 196	852	build.exe	build.exe
PID 852 wrote to memory of 196	852	build.exe	build.exe
PID 196 wrote to memory of 3732	196	build.exe	updatewin1.exe
PID 196 wrote to memory of 3732	196	build.exe	updatewin1.exe
PID 196 wrote to memory of 3732	196	build.exe	updatewin1.exe
PID 196 wrote to memory of 2120	196	build.exe	updatewin2.exe
PID 196 wrote to memory of 2120	196	build.exe	updatewin2.exe
PID 196 wrote to memory of 2120	196	build.exe	updatewin2.exe
PID 196 wrote to memory of 3828	196	build.exe	5.exe
PID 196 wrote to memory of 3828	196	build.exe	5.exe
PID 196 wrote to memory of 3828	196	build.exe	5.exe
PID 3732 wrote to memory of 424	3732	updatewin1.exe	updatewin1.exe
PID 3732 wrote to memory of 424	3732	updatewin1.exe	updatewin1.exe
PID 3732 wrote to memory of 424	3732	updatewin1.exe	updatewin1.exe
PID 3828 wrote to memory of 2588	3828	5.exe	cmd.exe
PID 3828 wrote to memory of 2588	3828	5.exe	cmd.exe
PID 3828 wrote to memory of 2588	3828	5.exe	cmd.exe
PID 2588 wrote to memory of 1104	2588	cmd.exe	taskkill.exe
PID 2588 wrote to memory of 1104	2588	cmd.exe	taskkill.exe
PID 2588 wrote to memory of 1104	2588	cmd.exe	taskkill.exe
PID 2588 wrote to memory of 1016	2588	cmd.exe	timeout.exe
PID 2588 wrote to memory of 1016	2588	cmd.exe	timeout.exe
PID 2588 wrote to memory of 1016	2588	cmd.exe	timeout.exe
PID 424 wrote to memory of 2204	424	updatewin1.exe	powershell.exe
PID 424 wrote to memory of 2204	424	updatewin1.exe	powershell.exe
PID 424 wrote to memory of 2204	424	updatewin1.exe	powershell.exe
PID 424 wrote to memory of 1368	424	updatewin1.exe	powershell.exe
PID 424 wrote to memory of 1368	424	updatewin1.exe	powershell.exe
PID 424 wrote to memory of 1368	424	updatewin1.exe	powershell.exe
PID 1368 wrote to memory of 3644	1368	powershell.exe	powershell.exe
PID 1368 wrote to memory of 3644	1368	powershell.exe	powershell.exe
PID 1368 wrote to memory of 3644	1368	powershell.exe	powershell.exe
PID 424 wrote to memory of 3176	424	updatewin1.exe	mpcmdrun.exe
PID 424 wrote to memory of 3176	424	updatewin1.exe	mpcmdrun.exe
PID 424 wrote to memory of 496	424	updatewin1.exe	cmd.exe
PID 424 wrote to memory of 496	424	updatewin1.exe	cmd.exe
PID 424 wrote to memory of 496	424	updatewin1.exe	cmd.exe

C:\Users\Admin\AppData\Local\Temp\build.exe
"C:\Users\Admin\AppData\Local\Temp\build.exe"
1⤵
- Adds Run key to start application
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:852

C:\Windows\SysWOW64\icacls.exe
icacls "C:\Users\Admin\AppData\Local\4cb66a38-1b75-4297-bece-c43d21a8194b" /deny *S-1-1-0:(OI)(CI)(DE,DC)
2⤵
- Modifies file permissions
PID:2648

C:\Users\Admin\AppData\Local\Temp\build.exe
"C:\Users\Admin\AppData\Local\Temp\build.exe" --Admin IsNotAutoStart IsNotTask
2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of WriteProcessMemory
PID:196

C:\Users\Admin\AppData\Local\fae3c7bc-8579-483b-b490-49b16a8fb9d3\updatewin1.exe
"C:\Users\Admin\AppData\Local\fae3c7bc-8579-483b-b490-49b16a8fb9d3\updatewin1.exe"
3⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:3732

C:\Users\Admin\AppData\Local\fae3c7bc-8579-483b-b490-49b16a8fb9d3\updatewin1.exe
"C:\Users\Admin\AppData\Local\fae3c7bc-8579-483b-b490-49b16a8fb9d3\updatewin1.exe" --Admin
4⤵
- Executes dropped EXE
- Suspicious use of WriteProcessMemory
PID:424

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
powershell -Command Set-ExecutionPolicy -Scope CurrentUser RemoteSigned
5⤵
- Suspicious use of AdjustPrivilegeToken
PID:2204

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
powershell -NoProfile -ExecutionPolicy Bypass -Command "& {Start-Process PowerShell -ArgumentList '-NoProfile -ExecutionPolicy Bypass -File ""C:\Users\Admin\AppData\Local\script.ps1""' -Verb RunAs}"
5⤵
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1368

C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe
"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" -NoProfile -ExecutionPolicy Bypass -File "C:\Users\Admin\AppData\Local\script.ps1
6⤵
- Suspicious use of AdjustPrivilegeToken
PID:3644

C:\Program Files\Windows Defender\mpcmdrun.exe
"C:\Program Files\Windows Defender\mpcmdrun.exe" -removedefinitions -all
5⤵
- Deletes Windows Defender Definitions
PID:3176

C:\Windows\SysWOW64\cmd.exe
C:\Windows\system32\cmd.exe /c ""C:\Users\Admin\AppData\Local\Temp\delself.bat""
5⤵
PID:496

C:\Users\Admin\AppData\Local\fae3c7bc-8579-483b-b490-49b16a8fb9d3\updatewin2.exe
"C:\Users\Admin\AppData\Local\fae3c7bc-8579-483b-b490-49b16a8fb9d3\updatewin2.exe"
3⤵
- Drops file in Drivers directory
- Executes dropped EXE
PID:2120

C:\Users\Admin\AppData\Local\fae3c7bc-8579-483b-b490-49b16a8fb9d3\5.exe
"C:\Users\Admin\AppData\Local\fae3c7bc-8579-483b-b490-49b16a8fb9d3\5.exe"
3⤵
- Executes dropped EXE
- Loads dropped DLL
- Checks processor information in registry
- Suspicious use of WriteProcessMemory
PID:3828

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3828 -s 840
4⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:1648

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3828 -s 916
4⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2644

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3828 -s 1076
4⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2868

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3828 -s 1052
4⤵
- Program crash
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
PID:2864

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3828 -s 1088
4⤵
- Program crash
- Suspicious use of AdjustPrivilegeToken
PID:852

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3828 -s 1152
4⤵
- Program crash
- Suspicious use of AdjustPrivilegeToken
PID:3880

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3828 -s 1448
4⤵
- Program crash
- Suspicious use of AdjustPrivilegeToken
PID:2172

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3828 -s 1412
4⤵
- Program crash
- Suspicious use of AdjustPrivilegeToken
PID:492

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3828 -s 1468
4⤵
- Program crash
- Suspicious use of AdjustPrivilegeToken
PID:1788

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3828 -s 1712
4⤵
- Program crash
- Suspicious use of AdjustPrivilegeToken
PID:2316

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3828 -s 1736
4⤵
- Program crash
- Suspicious use of AdjustPrivilegeToken
PID:1880

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3828 -s 1780
4⤵
- Program crash
- Suspicious use of AdjustPrivilegeToken
PID:2000

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3828 -s 1824
4⤵
- Program crash
- Suspicious use of AdjustPrivilegeToken
PID:3264

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 3828 -s 1440
4⤵
- Program crash
- Suspicious use of AdjustPrivilegeToken
PID:188

C:\Windows\SysWOW64\cmd.exe
"C:\Windows\System32\cmd.exe" /c taskkill /im 5.exe /f & timeout /t 6 & del /f /q "C:\Users\Admin\AppData\Local\fae3c7bc-8579-483b-b490-49b16a8fb9d3\5.exe" & del C:\ProgramData\*.dll & exit
4⤵
- Suspicious use of WriteProcessMemory
PID:2588

C:\Windows\SysWOW64\taskkill.exe
taskkill /im 5.exe /f
5⤵
- Kills process with taskkill
- Suspicious use of AdjustPrivilegeToken
PID:1104

C:\Windows\SysWOW64\timeout.exe
timeout /t 6
5⤵
- Delays execution with timeout.exe
PID:1016

Network

MITRE ATT&CK Matrix ATT&CK v6

Initial Access

Execution

Command-Line Interface

T1059

Persistence

Registry Run Keys / Startup Folder

T1060

Privilege Escalation

Defense Evasion

Impair Defenses

T1562

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

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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
fa08f6463ef7be976f91339d5c800cd3

SHA1
8f179db874997b62c87d6da487a4b3a4db332a50

SHA256
c9b2bbc388046f9e34ce5b00e7624956916650f0b4cc4db3ce9f3ee2fb024af3

SHA512
80424f97f0a2b9244a378c0713de0143e7c9165a6545d706c162b6b0554b4c7d012f1f99668b6d1edf098a7190b456307e7ff88241c61c5dbad39b58369faaf3

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C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\Content\B2FAF7692FD9FFBD64EDE317E42334BA_D7393C8F62BDE4D4CB606228BC7A711E
MD5
21b384ab8f79242a8b66c0d2bcf28d14

SHA1
2c0a75ba21188dfbb1e5d26361bb7f4ccb5f1c3a

SHA256
7b4888ca877ce314415b04b92dffe7acf5f656b99908c9c0e174722b2e2386a4

SHA512
a3210cbde79ef024a5b17526b51f22c2ae86b03322e8cc06d8c8ad9c74d5ba7aeef792498198f21d43785b784f463126f686fe14396aef5ccecab63f61530e7e

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\07CEF2F654E3ED6050FFC9B6EB844250_3431D4C539FB2CFCB781821E9902850D
MD5
b7948facb56416d59b28569739c47b9c

SHA1
eb48f29e053b2de2bd8f37925d9281ffa4efbb6d

SHA256
3c134740003afa45f75d3154e0a3d58dca9881aca894d1184e539762cc6caf58

SHA512
fe1a6d5a1f7680d4190af0eced7e7eb6941ee85497b18c6322ddef0afec944de233b97775f374be4fa45a2bf0d2ee475ea9bf2eb0ab4db91655e757a9701b7ee

Download Submit
C:\Users\Admin\AppData\LocalLow\Microsoft\CryptnetUrlCache\MetaData\B2FAF7692FD9FFBD64EDE317E42334BA_D7393C8F62BDE4D4CB606228BC7A711E
MD5
5a8b752bbae01fddd49068c9f558f892

SHA1
32537af0127e8186258d21e683a025563dcd1355

SHA256
7c58e11bf814080180c37ef9210d11c1cbdb6d052bf701e1fe30602e8abac789

SHA512
06d6dc3d20bcd304bdc19d2adcc3d962554173cb021a273ce32800aa2f6af4b3229abc10d3c063eceb1ef708d911c943ce2b124f387163dc9925e9bc80bed8bf

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C:\Users\Admin\AppData\Local\4cb66a38-1b75-4297-bece-c43d21a8194b\build.exe
MD5
06cc2c58b35393afd830c6d37d22f4e2

SHA1
f4abeeb4441b7842101c5f907881179cc938f9c7

SHA256
3763170476b8a4c3cb592cbea6c4471ba2ea2463db9f7839fda502ef0a06b092

SHA512
fc866e39af2d7ddde6e3d6ffd2935077ae20d407aea84ec2e3cfd80f4974719b042408bbc6b1a33b7ab25967119d482098c88f03e867cf9afc61e31d94d03f4c

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C:\Users\Admin\AppData\Local\Microsoft\CLR_v4.0_32\UsageLogs\powershell.exe.log
MD5
13151583954f0def829054cc3eae25ec

SHA1
2a2b013e8d4201ddc8a80f9680931873702d0213

SHA256
eb542ae9c791940e8e74833eb50543dbbcbc8bf8485698fad82a8b079546c8a7

SHA512
3f7a6d0e5ca29de7b02f5cb993c508ce0c0df12c3d970a3ad6da95149b4cb5cc7a138e7ed6f83e910cb39120f199b3f74fc0ec1a14ca86435a52f247c2514aaf

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C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
MD5
f0d141690091c4559f10a0f1ab637a75

SHA1
0232ded680b1c2a4daec309233be99a3797b06f8

SHA256
545ea40c5715c9d4c103d3c58d06194f50e80a16a901ea2356927e04852af337

SHA512
4bec87b0d5d46a3e0f92f282cd3853ac2bc52bea875769a56175688b742097aa54623fdc5558327969dd6b6995b08debbe94379e13b60509591fe2e3066637fa

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C:\Users\Admin\AppData\Local\Microsoft\Windows\PowerShell\StartupProfileData-NonInteractive
MD5
b685bae90b5d77c0803c26fb964eb501

SHA1
5676f7742df053273fd30080bfe757465fffd6b3

SHA256
d5c0235dbef5f2b8c30e0b04fe0a21b6e1e98b50f9267318141ed22873e24917

SHA512
09d50a9f17f7cea08d4dc65473f25d3196e55e64d08d38893412b95f54f98c7524bb2702ba6b8d7cf8ce5e40e24ae72171809d142bb2109b033630466bd0750a

Download Submit
C:\Users\Admin\AppData\Local\Temp\delself.bat
MD5
7d4fab0fcd0c8b1e1893499c240aa885

SHA1
02597886361ae43a9211cf433db4e4c864078ef4

SHA256
b902dc4d426fc7fd1a9b1f37bc779d04cbe690d70b1d4bbde6042019fd2754db

SHA512
6967365a058bd4e289192abd34856e628128a4eb6b2cc5fc9483317f394c4ae86bffe79460bcd91930eb50786112ec5135d0208a15d6d7f756d8be3101b2076f

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C:\Users\Admin\AppData\Local\fae3c7bc-8579-483b-b490-49b16a8fb9d3\5.exe
MD5
870b1ebd3a6f7418f9d9651a2772431f

SHA1
40dc4bd8ab1940cff438f3744bd2894985fff28a

SHA256
dc466832b1cfeb541df94d49aea4de357c034f78bf70480c27fe265e440010bf

SHA512
4d1eb817c319260ecdfd2f70ff2e9fd8594368a15203246f3997b207121044f12a68de64e280bcbafa1206241dba393f8190366684a54555d74199b2aa85c9c7

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C:\Users\Admin\AppData\Local\fae3c7bc-8579-483b-b490-49b16a8fb9d3\5.exe
MD5
870b1ebd3a6f7418f9d9651a2772431f

SHA1
40dc4bd8ab1940cff438f3744bd2894985fff28a

SHA256
dc466832b1cfeb541df94d49aea4de357c034f78bf70480c27fe265e440010bf

SHA512
4d1eb817c319260ecdfd2f70ff2e9fd8594368a15203246f3997b207121044f12a68de64e280bcbafa1206241dba393f8190366684a54555d74199b2aa85c9c7

Download Submit
C:\Users\Admin\AppData\Local\fae3c7bc-8579-483b-b490-49b16a8fb9d3\updatewin1.exe
MD5
5b4bd24d6240f467bfbc74803c9f15b0

SHA1
c17f98c182d299845c54069872e8137645768a1a

SHA256
14c7bec7369d4175c6d92554b033862b3847ff98a04dfebdf9f5bb30180ed13e

SHA512
a896acc38a6ff9641b0803f0598369c0d4fa8e38da28c1653c57948fe5e3274880d1b2e7959cd1b1da43375a1318b3ba72e13240bf40b27c852ee72bbb16cadc

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C:\Users\Admin\AppData\Local\fae3c7bc-8579-483b-b490-49b16a8fb9d3\updatewin1.exe
MD5
5b4bd24d6240f467bfbc74803c9f15b0

SHA1
c17f98c182d299845c54069872e8137645768a1a

SHA256
14c7bec7369d4175c6d92554b033862b3847ff98a04dfebdf9f5bb30180ed13e

SHA512
a896acc38a6ff9641b0803f0598369c0d4fa8e38da28c1653c57948fe5e3274880d1b2e7959cd1b1da43375a1318b3ba72e13240bf40b27c852ee72bbb16cadc

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C:\Users\Admin\AppData\Local\fae3c7bc-8579-483b-b490-49b16a8fb9d3\updatewin1.exe
MD5
5b4bd24d6240f467bfbc74803c9f15b0

SHA1
c17f98c182d299845c54069872e8137645768a1a

SHA256
14c7bec7369d4175c6d92554b033862b3847ff98a04dfebdf9f5bb30180ed13e

SHA512
a896acc38a6ff9641b0803f0598369c0d4fa8e38da28c1653c57948fe5e3274880d1b2e7959cd1b1da43375a1318b3ba72e13240bf40b27c852ee72bbb16cadc

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C:\Users\Admin\AppData\Local\fae3c7bc-8579-483b-b490-49b16a8fb9d3\updatewin2.exe
MD5
996ba35165bb62473d2a6743a5200d45

SHA1
52169b0b5cce95c6905873b8d12a759c234bd2e0

SHA256
5caffdc76a562e098c471feaede5693f9ead92d5c6c10fb3951dd1fa6c12d21d

SHA512
2a7fb9bdf8dcf577ac851752f8875a710a3694b99d107c397942fce1392fd99ee0b85f1fddc18c33fba56d7b8fd4dda5f40f28e64d8398e6048c2ab140780634

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C:\Users\Admin\AppData\Local\fae3c7bc-8579-483b-b490-49b16a8fb9d3\updatewin2.exe
MD5
996ba35165bb62473d2a6743a5200d45

SHA1
52169b0b5cce95c6905873b8d12a759c234bd2e0

SHA256
5caffdc76a562e098c471feaede5693f9ead92d5c6c10fb3951dd1fa6c12d21d

SHA512
2a7fb9bdf8dcf577ac851752f8875a710a3694b99d107c397942fce1392fd99ee0b85f1fddc18c33fba56d7b8fd4dda5f40f28e64d8398e6048c2ab140780634

Download Submit
C:\Users\Admin\AppData\Local\script.ps1
MD5
f972c62f986b5ed49ad7713d93bf6c9f

SHA1
4e157002bdb97e9526ab97bfafbf7c67e1d1efbf

SHA256
b47f85974a7ec2fd5aa82d52f08eb0f6cea7e596a98dd29e8b85b5c37beca0a8

SHA512
2c9e2e1b8b6cb5ffe3edf5dfbc2c3b917cd15ba6a5e5264207a43b02ce7020f44f5088aca195f7b428699f0d6bd693ce557a0227d67bbb4795e350a97314e9c4

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

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memory/196-118-0x0000000000000000-mapping.dmp

Download
memory/196-124-0x0000000000400000-0x00000000008C8000-memory.dmp

Filesize
4.8MB

Download
memory/424-138-0x0000000000000000-mapping.dmp

Download
memory/424-148-0x0000000000400000-0x000000000044D000-memory.dmp

Filesize
308KB

Download
memory/496-230-0x0000000000000000-mapping.dmp

Download
memory/852-115-0x0000000000400000-0x00000000008C8000-memory.dmp

Filesize
4.8MB

Download
memory/852-114-0x00000000026E0000-0x00000000027FA000-memory.dmp

Filesize
1.1MB

Download
memory/1016-144-0x0000000000000000-mapping.dmp

Download
memory/1104-143-0x0000000000000000-mapping.dmp

Download
memory/1368-229-0x0000000007273000-0x0000000007274000-memory.dmp

Filesize
4KB

Download
memory/1368-222-0x0000000000000000-mapping.dmp

Download
memory/1368-226-0x0000000007272000-0x0000000007273000-memory.dmp

Filesize
4KB

Download
memory/1368-225-0x0000000007270000-0x0000000007271000-memory.dmp

Filesize
4KB

Download
memory/2120-128-0x0000000000000000-mapping.dmp

Download
memory/2120-141-0x0000000000400000-0x000000000044D000-memory.dmp

Filesize
308KB

Download
memory/2204-153-0x0000000007590000-0x0000000007591000-memory.dmp

Filesize
4KB

Download
memory/2204-221-0x0000000004896000-0x0000000004898000-memory.dmp

Filesize
8KB

Download
memory/2204-159-0x0000000007F30000-0x0000000007F31000-memory.dmp

Filesize
4KB

Download
memory/2204-167-0x0000000008EC0000-0x0000000008EF3000-memory.dmp

Filesize
204KB

Download
memory/2204-174-0x0000000008C90000-0x0000000008C91000-memory.dmp

Filesize
4KB

Download
memory/2204-179-0x0000000009010000-0x0000000009011000-memory.dmp

Filesize
4KB

Download
memory/2204-157-0x0000000007B10000-0x0000000007B11000-memory.dmp

Filesize
4KB

Download
memory/2204-156-0x00000000077A0000-0x00000000077A1000-memory.dmp

Filesize
4KB

Download
memory/2204-155-0x0000000007730000-0x0000000007731000-memory.dmp

Filesize
4KB

Download
memory/2204-154-0x0000000006EB0000-0x0000000006EB1000-memory.dmp

Filesize
4KB

Download
memory/2204-151-0x0000000004890000-0x0000000004891000-memory.dmp

Filesize
4KB

Download
memory/2204-152-0x0000000004892000-0x0000000004893000-memory.dmp

Filesize
4KB

Download
memory/2204-186-0x000000007E9F0000-0x000000007E9F1000-memory.dmp

Filesize
4KB

Download
memory/2204-187-0x00000000091D0000-0x00000000091D1000-memory.dmp

Filesize
4KB

Download
memory/2204-220-0x0000000004893000-0x0000000004894000-memory.dmp

Filesize
4KB

Download
memory/2204-158-0x0000000008120000-0x0000000008121000-memory.dmp

Filesize
4KB

Download
memory/2204-150-0x0000000006F60000-0x0000000006F61000-memory.dmp

Filesize
4KB

Download
memory/2204-149-0x00000000047A0000-0x00000000047A1000-memory.dmp

Filesize
4KB

Download
memory/2204-145-0x0000000000000000-mapping.dmp

Download
memory/2588-142-0x0000000000000000-mapping.dmp

Download
memory/2648-116-0x0000000000000000-mapping.dmp

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memory/3176-228-0x0000000000000000-mapping.dmp

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memory/3644-234-0x00000000072C2000-0x00000000072C3000-memory.dmp

Filesize
4KB

Download
memory/3644-233-0x00000000072C0000-0x00000000072C1000-memory.dmp

Filesize
4KB

Download
memory/3644-227-0x0000000000000000-mapping.dmp

Download
memory/3644-236-0x000000007EF40000-0x000000007EF41000-memory.dmp

Filesize
4KB

Download
memory/3644-237-0x00000000072C3000-0x00000000072C4000-memory.dmp

Filesize
4KB

Download
memory/3732-125-0x0000000000000000-mapping.dmp

Download
memory/3732-140-0x0000000000400000-0x000000000044D000-memory.dmp

Filesize
308KB

Download
memory/3828-135-0x0000000000400000-0x00000000004B4000-memory.dmp

Filesize
720KB

Download
memory/3828-134-0x0000000002130000-0x00000000021C7000-memory.dmp

Filesize
604KB

Download
memory/3828-131-0x0000000000000000-mapping.dmp

Download