Analysis
-
max time kernel
78s -
max time network
185s -
platform
windows7_x64 -
resource
win7v20210408 -
submitted
12-08-2021 11:17
Static task
static1
Behavioral task
behavioral1
Sample
8f7cbd3b6294a51d05d845817a537c12.exe
Resource
win7v20210408
windows7_x64
0 signatures
0 seconds
Behavioral task
behavioral2
Sample
8f7cbd3b6294a51d05d845817a537c12.exe
Resource
win10v20210408
windows10_x64
0 signatures
0 seconds
General
-
Target
8f7cbd3b6294a51d05d845817a537c12.exe
-
Size
2.2MB
-
MD5
8f7cbd3b6294a51d05d845817a537c12
-
SHA1
f8111013086ed399ca719f7ae1971b647791832e
-
SHA256
a38318931bf23ba293888c2685d85b3cb376d86ca16d3348f7f5ed57165ac1a8
-
SHA512
9759316db3b0b76e4ea97a40633f83800bed52433f803b195bae27282a98b877b94dae9fb832da87ab279876bcbe60a5dd23d97aefece3d9f7cd00fd39f31898
Score
10/10
Malware Config
Signatures
-
Nitro
A ransomware that demands Discord nitro gift codes to decrypt files.
-
Modifies extensions of user files 6 IoCs
Ransomware generally changes the extension on encrypted files.
description ioc Process File created C:\Users\Admin\Pictures\CopyUnregister.tif.givemenitro 8f7cbd3b6294a51d05d845817a537c12.exe File created C:\Users\Admin\Pictures\MoveHide.raw.givemenitro 8f7cbd3b6294a51d05d845817a537c12.exe File created C:\Users\Admin\Pictures\OutJoin.png.givemenitro 8f7cbd3b6294a51d05d845817a537c12.exe File created C:\Users\Admin\Pictures\PublishOut.png.givemenitro 8f7cbd3b6294a51d05d845817a537c12.exe File created C:\Users\Admin\Pictures\StartConnect.crw.givemenitro 8f7cbd3b6294a51d05d845817a537c12.exe File created C:\Users\Admin\Pictures\UnprotectOpen.crw.givemenitro 8f7cbd3b6294a51d05d845817a537c12.exe -
Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Software\Microsoft\Windows\CurrentVersion\Run\NR = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\8f7cbd3b6294a51d05d845817a537c12.exe\"" 8f7cbd3b6294a51d05d845817a537c12.exe -
Drops desktop.ini file(s) 3 IoCs
description ioc Process File opened for modification C:\Users\Admin\Pictures\desktop.ini 8f7cbd3b6294a51d05d845817a537c12.exe File opened for modification C:\Users\Admin\Documents\desktop.ini 8f7cbd3b6294a51d05d845817a537c12.exe File opened for modification C:\Users\Admin\Desktop\desktop.ini 8f7cbd3b6294a51d05d845817a537c12.exe -
Looks up external IP address via web service 2 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
flow ioc 5 api.ipify.org 6 api.ipify.org -
Sets desktop wallpaper using registry 2 TTPs 2 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Roaming\\wallpaper.png" 8f7cbd3b6294a51d05d845817a537c12.exe Set value (str) \REGISTRY\USER\S-1-5-21-2455352368-1077083310-2879168483-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\Pictures\\Wallpaper.jpg" 8f7cbd3b6294a51d05d845817a537c12.exe -
description ioc Process Key created \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349 8f7cbd3b6294a51d05d845817a537c12.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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 8f7cbd3b6294a51d05d845817a537c12.exe Set value (data) \REGISTRY\MACHINE\SOFTWARE\Microsoft\SystemCertificates\AuthRoot\Certificates\D1EB23A46D17D68FD92564C2F1F1601764D8E349\Blob = 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 8f7cbd3b6294a51d05d845817a537c12.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 1248 8f7cbd3b6294a51d05d845817a537c12.exe 1248 8f7cbd3b6294a51d05d845817a537c12.exe -
Suspicious use of AdjustPrivilegeToken 41 IoCs
description pid Process Token: SeDebugPrivilege 1248 8f7cbd3b6294a51d05d845817a537c12.exe Token: SeIncreaseQuotaPrivilege 1692 WMIC.exe Token: SeSecurityPrivilege 1692 WMIC.exe Token: SeTakeOwnershipPrivilege 1692 WMIC.exe Token: SeLoadDriverPrivilege 1692 WMIC.exe Token: SeSystemProfilePrivilege 1692 WMIC.exe Token: SeSystemtimePrivilege 1692 WMIC.exe Token: SeProfSingleProcessPrivilege 1692 WMIC.exe Token: SeIncBasePriorityPrivilege 1692 WMIC.exe Token: SeCreatePagefilePrivilege 1692 WMIC.exe Token: SeBackupPrivilege 1692 WMIC.exe Token: SeRestorePrivilege 1692 WMIC.exe Token: SeShutdownPrivilege 1692 WMIC.exe Token: SeDebugPrivilege 1692 WMIC.exe Token: SeSystemEnvironmentPrivilege 1692 WMIC.exe Token: SeRemoteShutdownPrivilege 1692 WMIC.exe Token: SeUndockPrivilege 1692 WMIC.exe Token: SeManageVolumePrivilege 1692 WMIC.exe Token: 33 1692 WMIC.exe Token: 34 1692 WMIC.exe Token: 35 1692 WMIC.exe Token: SeIncreaseQuotaPrivilege 1692 WMIC.exe Token: SeSecurityPrivilege 1692 WMIC.exe Token: SeTakeOwnershipPrivilege 1692 WMIC.exe Token: SeLoadDriverPrivilege 1692 WMIC.exe Token: SeSystemProfilePrivilege 1692 WMIC.exe Token: SeSystemtimePrivilege 1692 WMIC.exe Token: SeProfSingleProcessPrivilege 1692 WMIC.exe Token: SeIncBasePriorityPrivilege 1692 WMIC.exe Token: SeCreatePagefilePrivilege 1692 WMIC.exe Token: SeBackupPrivilege 1692 WMIC.exe Token: SeRestorePrivilege 1692 WMIC.exe Token: SeShutdownPrivilege 1692 WMIC.exe Token: SeDebugPrivilege 1692 WMIC.exe Token: SeSystemEnvironmentPrivilege 1692 WMIC.exe Token: SeRemoteShutdownPrivilege 1692 WMIC.exe Token: SeUndockPrivilege 1692 WMIC.exe Token: SeManageVolumePrivilege 1692 WMIC.exe Token: 33 1692 WMIC.exe Token: 34 1692 WMIC.exe Token: 35 1692 WMIC.exe -
Suspicious use of WriteProcessMemory 8 IoCs
description pid Process procid_target PID 1248 wrote to memory of 1708 1248 8f7cbd3b6294a51d05d845817a537c12.exe 26 PID 1248 wrote to memory of 1708 1248 8f7cbd3b6294a51d05d845817a537c12.exe 26 PID 1248 wrote to memory of 1708 1248 8f7cbd3b6294a51d05d845817a537c12.exe 26 PID 1248 wrote to memory of 1708 1248 8f7cbd3b6294a51d05d845817a537c12.exe 26 PID 1708 wrote to memory of 1692 1708 cmd.exe 28 PID 1708 wrote to memory of 1692 1708 cmd.exe 28 PID 1708 wrote to memory of 1692 1708 cmd.exe 28 PID 1708 wrote to memory of 1692 1708 cmd.exe 28
Processes
-
C:\Users\Admin\AppData\Local\Temp\8f7cbd3b6294a51d05d845817a537c12.exe"C:\Users\Admin\AppData\Local\Temp\8f7cbd3b6294a51d05d845817a537c12.exe"1⤵
- Modifies extensions of user files
- Adds Run key to start application
- Drops desktop.ini file(s)
- Sets desktop wallpaper using registry
- Modifies system certificate store
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:1248 -
C:\Windows\SysWOW64\cmd.exe"cmd.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:1708 -
C:\Windows\SysWOW64\Wbem\WMIC.exewmic csproduct get uuid3⤵
- Suspicious use of AdjustPrivilegeToken
PID:1692
-
-