Analysis
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max time kernel
91s -
max time network
131s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
25/09/2022, 04:32
Static task
static1
Behavioral task
behavioral1
Sample
HEUR-Trojan-Ransom.Win32.Generic-166f41385bf95bc7de1dedecd9d2288c7d185dfce0fa1848595c53a5339c95f3.exe
Resource
win7-20220812-en
windows7-x64
7 signatures
150 seconds
Behavioral task
behavioral2
Sample
HEUR-Trojan-Ransom.Win32.Generic-166f41385bf95bc7de1dedecd9d2288c7d185dfce0fa1848595c53a5339c95f3.exe
Resource
win10v2004-20220812-en
windows10-2004-x64
11 signatures
150 seconds
General
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Target
HEUR-Trojan-Ransom.Win32.Generic-166f41385bf95bc7de1dedecd9d2288c7d185dfce0fa1848595c53a5339c95f3.exe
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Size
61KB
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MD5
e06246e30ae66a2dd4de85270947dbb7
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SHA1
02e99b245f2734020334f80504710db43a141fea
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SHA256
166f41385bf95bc7de1dedecd9d2288c7d185dfce0fa1848595c53a5339c95f3
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SHA512
03b426b28eb2f3f6c800d70ae19fbd0e897d4f1c4537659a2eb9f31ffc5789062b3576f18059f3f2e51f064edce1865c39572aacdd133b9486b71837efab8790
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SSDEEP
768:oKsMqCXfVcWGpuuM9ZkiANIUI2YLDwUzc80gmq3oP/oDE:oKseG1M9ZkiAPQr/0O8/oQ
Score
10/10
Malware Config
Signatures
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Nitro
A ransomware that demands Discord nitro gift codes to decrypt files.
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Modifies extensions of user files 11 IoCs
Ransomware generally changes the extension on encrypted files.
description ioc Process File created C:\Users\Admin\Pictures\EditCheckpoint.tiff.givemenitro HEUR-Trojan-Ransom.Win32.Generic-166f41385bf95bc7de1dedecd9d2288c7d185dfce0fa1848595c53a5339c95f3.exe File opened for modification C:\Users\Admin\Pictures\EditCheckpoint.tiff HEUR-Trojan-Ransom.Win32.Generic-166f41385bf95bc7de1dedecd9d2288c7d185dfce0fa1848595c53a5339c95f3.exe File created C:\Users\Admin\Pictures\ExitUnprotect.tiff.givemenitro HEUR-Trojan-Ransom.Win32.Generic-166f41385bf95bc7de1dedecd9d2288c7d185dfce0fa1848595c53a5339c95f3.exe File opened for modification C:\Users\Admin\Pictures\ExitUnprotect.tiff HEUR-Trojan-Ransom.Win32.Generic-166f41385bf95bc7de1dedecd9d2288c7d185dfce0fa1848595c53a5339c95f3.exe File created C:\Users\Admin\Pictures\HideFind.png.givemenitro HEUR-Trojan-Ransom.Win32.Generic-166f41385bf95bc7de1dedecd9d2288c7d185dfce0fa1848595c53a5339c95f3.exe File created C:\Users\Admin\Pictures\InitializeEnter.tiff.givemenitro HEUR-Trojan-Ransom.Win32.Generic-166f41385bf95bc7de1dedecd9d2288c7d185dfce0fa1848595c53a5339c95f3.exe File opened for modification C:\Users\Admin\Pictures\InitializeEnter.tiff HEUR-Trojan-Ransom.Win32.Generic-166f41385bf95bc7de1dedecd9d2288c7d185dfce0fa1848595c53a5339c95f3.exe File created C:\Users\Admin\Pictures\ConfirmInvoke.raw.givemenitro HEUR-Trojan-Ransom.Win32.Generic-166f41385bf95bc7de1dedecd9d2288c7d185dfce0fa1848595c53a5339c95f3.exe File created C:\Users\Admin\Pictures\GrantPush.png.givemenitro HEUR-Trojan-Ransom.Win32.Generic-166f41385bf95bc7de1dedecd9d2288c7d185dfce0fa1848595c53a5339c95f3.exe File created C:\Users\Admin\Pictures\LimitClear.png.givemenitro HEUR-Trojan-Ransom.Win32.Generic-166f41385bf95bc7de1dedecd9d2288c7d185dfce0fa1848595c53a5339c95f3.exe File created C:\Users\Admin\Pictures\ShowSkip.png.givemenitro HEUR-Trojan-Ransom.Win32.Generic-166f41385bf95bc7de1dedecd9d2288c7d185dfce0fa1848595c53a5339c95f3.exe -
Reads user/profile data of web browsers 2 TTPs
Infostealers often target stored browser data, which can include saved credentials etc.
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Adds Run key to start application 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\NR = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\HEUR-Trojan-Ransom.Win32.Generic-166f41385bf95bc7de1dedecd9d2288c7d185dfce0fa1848595c53a5339c95f3.exe\"" HEUR-Trojan-Ransom.Win32.Generic-166f41385bf95bc7de1dedecd9d2288c7d185dfce0fa1848595c53a5339c95f3.exe -
Drops desktop.ini file(s) 5 IoCs
description ioc Process File opened for modification C:\Users\Admin\Pictures\Camera Roll\desktop.ini HEUR-Trojan-Ransom.Win32.Generic-166f41385bf95bc7de1dedecd9d2288c7d185dfce0fa1848595c53a5339c95f3.exe File opened for modification C:\Users\Admin\Pictures\Saved Pictures\desktop.ini HEUR-Trojan-Ransom.Win32.Generic-166f41385bf95bc7de1dedecd9d2288c7d185dfce0fa1848595c53a5339c95f3.exe File opened for modification C:\Users\Admin\Pictures\desktop.ini HEUR-Trojan-Ransom.Win32.Generic-166f41385bf95bc7de1dedecd9d2288c7d185dfce0fa1848595c53a5339c95f3.exe File opened for modification C:\Users\Admin\Desktop\desktop.ini HEUR-Trojan-Ransom.Win32.Generic-166f41385bf95bc7de1dedecd9d2288c7d185dfce0fa1848595c53a5339c95f3.exe File opened for modification C:\Users\Admin\Documents\desktop.ini HEUR-Trojan-Ransom.Win32.Generic-166f41385bf95bc7de1dedecd9d2288c7d185dfce0fa1848595c53a5339c95f3.exe -
Legitimate hosting services abused for malware hosting/C2 1 TTPs
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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 8 api.ipify.org 9 api.ipify.org -
Sets desktop wallpaper using registry 2 TTPs 1 IoCs
description ioc Process Set value (str) \REGISTRY\USER\S-1-5-21-2629973501-4017243118-3254762364-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Roaming\\wallpaper.png" HEUR-Trojan-Ransom.Win32.Generic-166f41385bf95bc7de1dedecd9d2288c7d185dfce0fa1848595c53a5339c95f3.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
pid Process 4420 HEUR-Trojan-Ransom.Win32.Generic-166f41385bf95bc7de1dedecd9d2288c7d185dfce0fa1848595c53a5339c95f3.exe 4420 HEUR-Trojan-Ransom.Win32.Generic-166f41385bf95bc7de1dedecd9d2288c7d185dfce0fa1848595c53a5339c95f3.exe -
Suspicious use of AdjustPrivilegeToken 43 IoCs
description pid Process Token: SeDebugPrivilege 4420 HEUR-Trojan-Ransom.Win32.Generic-166f41385bf95bc7de1dedecd9d2288c7d185dfce0fa1848595c53a5339c95f3.exe Token: SeIncreaseQuotaPrivilege 2056 WMIC.exe Token: SeSecurityPrivilege 2056 WMIC.exe Token: SeTakeOwnershipPrivilege 2056 WMIC.exe Token: SeLoadDriverPrivilege 2056 WMIC.exe Token: SeSystemProfilePrivilege 2056 WMIC.exe Token: SeSystemtimePrivilege 2056 WMIC.exe Token: SeProfSingleProcessPrivilege 2056 WMIC.exe Token: SeIncBasePriorityPrivilege 2056 WMIC.exe Token: SeCreatePagefilePrivilege 2056 WMIC.exe Token: SeBackupPrivilege 2056 WMIC.exe Token: SeRestorePrivilege 2056 WMIC.exe Token: SeShutdownPrivilege 2056 WMIC.exe Token: SeDebugPrivilege 2056 WMIC.exe Token: SeSystemEnvironmentPrivilege 2056 WMIC.exe Token: SeRemoteShutdownPrivilege 2056 WMIC.exe Token: SeUndockPrivilege 2056 WMIC.exe Token: SeManageVolumePrivilege 2056 WMIC.exe Token: 33 2056 WMIC.exe Token: 34 2056 WMIC.exe Token: 35 2056 WMIC.exe Token: 36 2056 WMIC.exe Token: SeIncreaseQuotaPrivilege 2056 WMIC.exe Token: SeSecurityPrivilege 2056 WMIC.exe Token: SeTakeOwnershipPrivilege 2056 WMIC.exe Token: SeLoadDriverPrivilege 2056 WMIC.exe Token: SeSystemProfilePrivilege 2056 WMIC.exe Token: SeSystemtimePrivilege 2056 WMIC.exe Token: SeProfSingleProcessPrivilege 2056 WMIC.exe Token: SeIncBasePriorityPrivilege 2056 WMIC.exe Token: SeCreatePagefilePrivilege 2056 WMIC.exe Token: SeBackupPrivilege 2056 WMIC.exe Token: SeRestorePrivilege 2056 WMIC.exe Token: SeShutdownPrivilege 2056 WMIC.exe Token: SeDebugPrivilege 2056 WMIC.exe Token: SeSystemEnvironmentPrivilege 2056 WMIC.exe Token: SeRemoteShutdownPrivilege 2056 WMIC.exe Token: SeUndockPrivilege 2056 WMIC.exe Token: SeManageVolumePrivilege 2056 WMIC.exe Token: 33 2056 WMIC.exe Token: 34 2056 WMIC.exe Token: 35 2056 WMIC.exe Token: 36 2056 WMIC.exe -
Suspicious use of WriteProcessMemory 6 IoCs
description pid Process procid_target PID 4420 wrote to memory of 2140 4420 HEUR-Trojan-Ransom.Win32.Generic-166f41385bf95bc7de1dedecd9d2288c7d185dfce0fa1848595c53a5339c95f3.exe 79 PID 4420 wrote to memory of 2140 4420 HEUR-Trojan-Ransom.Win32.Generic-166f41385bf95bc7de1dedecd9d2288c7d185dfce0fa1848595c53a5339c95f3.exe 79 PID 4420 wrote to memory of 2140 4420 HEUR-Trojan-Ransom.Win32.Generic-166f41385bf95bc7de1dedecd9d2288c7d185dfce0fa1848595c53a5339c95f3.exe 79 PID 2140 wrote to memory of 2056 2140 cmd.exe 81 PID 2140 wrote to memory of 2056 2140 cmd.exe 81 PID 2140 wrote to memory of 2056 2140 cmd.exe 81
Processes
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C:\Users\Admin\AppData\Local\Temp\HEUR-Trojan-Ransom.Win32.Generic-166f41385bf95bc7de1dedecd9d2288c7d185dfce0fa1848595c53a5339c95f3.exe"C:\Users\Admin\AppData\Local\Temp\HEUR-Trojan-Ransom.Win32.Generic-166f41385bf95bc7de1dedecd9d2288c7d185dfce0fa1848595c53a5339c95f3.exe"1⤵
- Modifies extensions of user files
- Adds Run key to start application
- Drops desktop.ini file(s)
- Sets desktop wallpaper using registry
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
PID:4420 -
C:\Windows\SysWOW64\cmd.exe"cmd.exe"2⤵
- Suspicious use of WriteProcessMemory
PID:2140 -
C:\Windows\SysWOW64\Wbem\WMIC.exewmic csproduct get uuid3⤵
- Suspicious use of AdjustPrivilegeToken
PID:2056
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