Analysis
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max time kernel
149s -
max time network
152s -
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 04:33
Static task
static1
Behavioral task
behavioral1
Sample
HEUR-Trojan-Ransom.Win32.Generic-b09e0d502b9b512921e230c6f231c332c835134c39211266d3279871d6214420.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
HEUR-Trojan-Ransom.Win32.Generic-b09e0d502b9b512921e230c6f231c332c835134c39211266d3279871d6214420.exe
Resource
win10v2004-20220812-en
General
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Target
HEUR-Trojan-Ransom.Win32.Generic-b09e0d502b9b512921e230c6f231c332c835134c39211266d3279871d6214420.exe
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Size
61KB
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MD5
c0d5c092b08dec24d255e0d686da9848
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SHA1
c20d4772984d3b3fe570375c74becb5315be14f8
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SHA256
b09e0d502b9b512921e230c6f231c332c835134c39211266d3279871d6214420
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SHA512
7ebc6ea3f4c9c370ef40d1bbb09409acb1bc67d195520f59801f48f9261c4d560c93c0a4e8d13961e55f7a6274400cb0afb858453b35964352c4f46230dd20f1
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SSDEEP
768:FKsMqCXfVcWO/M9ZkiANIUMDYLDwUzc80gmq3oP/oDW:FKseiM9ZkiAP3r/0O8/oq
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 6 IoCs
Ransomware generally changes the extension on encrypted files.
Processes:
HEUR-Trojan-Ransom.Win32.Generic-b09e0d502b9b512921e230c6f231c332c835134c39211266d3279871d6214420.exedescription ioc process File created C:\Users\Admin\Pictures\RestoreFind.png.givemenitro HEUR-Trojan-Ransom.Win32.Generic-b09e0d502b9b512921e230c6f231c332c835134c39211266d3279871d6214420.exe File created C:\Users\Admin\Pictures\AssertExpand.tif.givemenitro HEUR-Trojan-Ransom.Win32.Generic-b09e0d502b9b512921e230c6f231c332c835134c39211266d3279871d6214420.exe File created C:\Users\Admin\Pictures\DisableFind.png.givemenitro HEUR-Trojan-Ransom.Win32.Generic-b09e0d502b9b512921e230c6f231c332c835134c39211266d3279871d6214420.exe File created C:\Users\Admin\Pictures\JoinEnable.tiff.givemenitro HEUR-Trojan-Ransom.Win32.Generic-b09e0d502b9b512921e230c6f231c332c835134c39211266d3279871d6214420.exe File opened for modification C:\Users\Admin\Pictures\JoinEnable.tiff HEUR-Trojan-Ransom.Win32.Generic-b09e0d502b9b512921e230c6f231c332c835134c39211266d3279871d6214420.exe File created C:\Users\Admin\Pictures\MeasureRestore.png.givemenitro HEUR-Trojan-Ransom.Win32.Generic-b09e0d502b9b512921e230c6f231c332c835134c39211266d3279871d6214420.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
Processes:
HEUR-Trojan-Ransom.Win32.Generic-b09e0d502b9b512921e230c6f231c332c835134c39211266d3279871d6214420.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\NR = "\"C:\\Users\\Admin\\AppData\\Local\\Temp\\HEUR-Trojan-Ransom.Win32.Generic-b09e0d502b9b512921e230c6f231c332c835134c39211266d3279871d6214420.exe\"" HEUR-Trojan-Ransom.Win32.Generic-b09e0d502b9b512921e230c6f231c332c835134c39211266d3279871d6214420.exe -
Drops desktop.ini file(s) 5 IoCs
Processes:
HEUR-Trojan-Ransom.Win32.Generic-b09e0d502b9b512921e230c6f231c332c835134c39211266d3279871d6214420.exedescription ioc process File opened for modification C:\Users\Admin\Pictures\desktop.ini HEUR-Trojan-Ransom.Win32.Generic-b09e0d502b9b512921e230c6f231c332c835134c39211266d3279871d6214420.exe File opened for modification C:\Users\Admin\Desktop\desktop.ini HEUR-Trojan-Ransom.Win32.Generic-b09e0d502b9b512921e230c6f231c332c835134c39211266d3279871d6214420.exe File opened for modification C:\Users\Admin\Documents\desktop.ini HEUR-Trojan-Ransom.Win32.Generic-b09e0d502b9b512921e230c6f231c332c835134c39211266d3279871d6214420.exe File opened for modification C:\Users\Admin\Pictures\Camera Roll\desktop.ini HEUR-Trojan-Ransom.Win32.Generic-b09e0d502b9b512921e230c6f231c332c835134c39211266d3279871d6214420.exe File opened for modification C:\Users\Admin\Pictures\Saved Pictures\desktop.ini HEUR-Trojan-Ransom.Win32.Generic-b09e0d502b9b512921e230c6f231c332c835134c39211266d3279871d6214420.exe -
Legitimate hosting services abused for malware hosting/C2 1 TTPs
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Looks up external IP address via web service 1 IoCs
Uses a legitimate IP lookup service to find the infected system's external IP.
Processes:
flow ioc 11 api.ipify.org -
Sets desktop wallpaper using registry 2 TTPs 1 IoCs
Processes:
HEUR-Trojan-Ransom.Win32.Generic-b09e0d502b9b512921e230c6f231c332c835134c39211266d3279871d6214420.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\Desktop\Wallpaper = "C:\\Users\\Admin\\AppData\\Roaming\\wallpaper.png" HEUR-Trojan-Ransom.Win32.Generic-b09e0d502b9b512921e230c6f231c332c835134c39211266d3279871d6214420.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
HEUR-Trojan-Ransom.Win32.Generic-b09e0d502b9b512921e230c6f231c332c835134c39211266d3279871d6214420.exepid process 3444 HEUR-Trojan-Ransom.Win32.Generic-b09e0d502b9b512921e230c6f231c332c835134c39211266d3279871d6214420.exe 3444 HEUR-Trojan-Ransom.Win32.Generic-b09e0d502b9b512921e230c6f231c332c835134c39211266d3279871d6214420.exe -
Suspicious use of AdjustPrivilegeToken 43 IoCs
Processes:
HEUR-Trojan-Ransom.Win32.Generic-b09e0d502b9b512921e230c6f231c332c835134c39211266d3279871d6214420.exeWMIC.exedescription pid process Token: SeDebugPrivilege 3444 HEUR-Trojan-Ransom.Win32.Generic-b09e0d502b9b512921e230c6f231c332c835134c39211266d3279871d6214420.exe Token: SeIncreaseQuotaPrivilege 4880 WMIC.exe Token: SeSecurityPrivilege 4880 WMIC.exe Token: SeTakeOwnershipPrivilege 4880 WMIC.exe Token: SeLoadDriverPrivilege 4880 WMIC.exe Token: SeSystemProfilePrivilege 4880 WMIC.exe Token: SeSystemtimePrivilege 4880 WMIC.exe Token: SeProfSingleProcessPrivilege 4880 WMIC.exe Token: SeIncBasePriorityPrivilege 4880 WMIC.exe Token: SeCreatePagefilePrivilege 4880 WMIC.exe Token: SeBackupPrivilege 4880 WMIC.exe Token: SeRestorePrivilege 4880 WMIC.exe Token: SeShutdownPrivilege 4880 WMIC.exe Token: SeDebugPrivilege 4880 WMIC.exe Token: SeSystemEnvironmentPrivilege 4880 WMIC.exe Token: SeRemoteShutdownPrivilege 4880 WMIC.exe Token: SeUndockPrivilege 4880 WMIC.exe Token: SeManageVolumePrivilege 4880 WMIC.exe Token: 33 4880 WMIC.exe Token: 34 4880 WMIC.exe Token: 35 4880 WMIC.exe Token: 36 4880 WMIC.exe Token: SeIncreaseQuotaPrivilege 4880 WMIC.exe Token: SeSecurityPrivilege 4880 WMIC.exe Token: SeTakeOwnershipPrivilege 4880 WMIC.exe Token: SeLoadDriverPrivilege 4880 WMIC.exe Token: SeSystemProfilePrivilege 4880 WMIC.exe Token: SeSystemtimePrivilege 4880 WMIC.exe Token: SeProfSingleProcessPrivilege 4880 WMIC.exe Token: SeIncBasePriorityPrivilege 4880 WMIC.exe Token: SeCreatePagefilePrivilege 4880 WMIC.exe Token: SeBackupPrivilege 4880 WMIC.exe Token: SeRestorePrivilege 4880 WMIC.exe Token: SeShutdownPrivilege 4880 WMIC.exe Token: SeDebugPrivilege 4880 WMIC.exe Token: SeSystemEnvironmentPrivilege 4880 WMIC.exe Token: SeRemoteShutdownPrivilege 4880 WMIC.exe Token: SeUndockPrivilege 4880 WMIC.exe Token: SeManageVolumePrivilege 4880 WMIC.exe Token: 33 4880 WMIC.exe Token: 34 4880 WMIC.exe Token: 35 4880 WMIC.exe Token: 36 4880 WMIC.exe -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
HEUR-Trojan-Ransom.Win32.Generic-b09e0d502b9b512921e230c6f231c332c835134c39211266d3279871d6214420.execmd.exedescription pid process target process PID 3444 wrote to memory of 1260 3444 HEUR-Trojan-Ransom.Win32.Generic-b09e0d502b9b512921e230c6f231c332c835134c39211266d3279871d6214420.exe cmd.exe PID 3444 wrote to memory of 1260 3444 HEUR-Trojan-Ransom.Win32.Generic-b09e0d502b9b512921e230c6f231c332c835134c39211266d3279871d6214420.exe cmd.exe PID 3444 wrote to memory of 1260 3444 HEUR-Trojan-Ransom.Win32.Generic-b09e0d502b9b512921e230c6f231c332c835134c39211266d3279871d6214420.exe cmd.exe PID 1260 wrote to memory of 4880 1260 cmd.exe WMIC.exe PID 1260 wrote to memory of 4880 1260 cmd.exe WMIC.exe PID 1260 wrote to memory of 4880 1260 cmd.exe WMIC.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\HEUR-Trojan-Ransom.Win32.Generic-b09e0d502b9b512921e230c6f231c332c835134c39211266d3279871d6214420.exe"C:\Users\Admin\AppData\Local\Temp\HEUR-Trojan-Ransom.Win32.Generic-b09e0d502b9b512921e230c6f231c332c835134c39211266d3279871d6214420.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
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C:\Windows\SysWOW64\cmd.exe"cmd.exe"2⤵
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\Wbem\WMIC.exewmic csproduct get uuid3⤵
- Suspicious use of AdjustPrivilegeToken
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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memory/1260-135-0x0000000000000000-mapping.dmp
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memory/3444-132-0x0000000000620000-0x0000000000636000-memory.dmpFilesize
88KB
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memory/3444-133-0x0000000005360000-0x0000000005904000-memory.dmpFilesize
5.6MB
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memory/3444-134-0x0000000004EA0000-0x0000000004F32000-memory.dmpFilesize
584KB
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memory/3444-137-0x0000000000D70000-0x0000000000D7A000-memory.dmpFilesize
40KB
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memory/4880-136-0x0000000000000000-mapping.dmp