Analysis
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max time kernel
145s -
max time network
148s -
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-54b1bae540a9329522f51dac880b4970103a048a2ee96f94832acc6834c67848.exe
Resource
win7-20220901-en
Behavioral task
behavioral2
Sample
HEUR-Trojan-Ransom.Win32.Generic-54b1bae540a9329522f51dac880b4970103a048a2ee96f94832acc6834c67848.exe
Resource
win10v2004-20220812-en
General
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Target
HEUR-Trojan-Ransom.Win32.Generic-54b1bae540a9329522f51dac880b4970103a048a2ee96f94832acc6834c67848.exe
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Size
61KB
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MD5
057415ae7e4e625de07e3846d132f418
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SHA1
fc3a8e4e103511fdc362a98a42bccec04021feaf
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SHA256
54b1bae540a9329522f51dac880b4970103a048a2ee96f94832acc6834c67848
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SHA512
6d474545cbc6621163afd224826d74b7b8adff4c5caefd782b2161509cad08a2d93206f5c99d7c3e7c087d650617900ee88222be1ae3fa0c5f1de6da36a5de56
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SSDEEP
768:QKsMqCXfVcWlQM9ZkiANIULkYLDwUzc80gmq3oP/oDF:QKseSM9ZkiAPJr/0O8/oh
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 3 IoCs
Ransomware generally changes the extension on encrypted files.
Processes:
HEUR-Trojan-Ransom.Win32.Generic-54b1bae540a9329522f51dac880b4970103a048a2ee96f94832acc6834c67848.exedescription ioc process File created C:\Users\Admin\Pictures\EditUnpublish.png.givemenitro HEUR-Trojan-Ransom.Win32.Generic-54b1bae540a9329522f51dac880b4970103a048a2ee96f94832acc6834c67848.exe File created C:\Users\Admin\Pictures\EnableMove.tif.givemenitro HEUR-Trojan-Ransom.Win32.Generic-54b1bae540a9329522f51dac880b4970103a048a2ee96f94832acc6834c67848.exe File created C:\Users\Admin\Pictures\ExitWatch.png.givemenitro HEUR-Trojan-Ransom.Win32.Generic-54b1bae540a9329522f51dac880b4970103a048a2ee96f94832acc6834c67848.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-54b1bae540a9329522f51dac880b4970103a048a2ee96f94832acc6834c67848.exedescription 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-54b1bae540a9329522f51dac880b4970103a048a2ee96f94832acc6834c67848.exe\"" HEUR-Trojan-Ransom.Win32.Generic-54b1bae540a9329522f51dac880b4970103a048a2ee96f94832acc6834c67848.exe -
Drops desktop.ini file(s) 5 IoCs
Processes:
HEUR-Trojan-Ransom.Win32.Generic-54b1bae540a9329522f51dac880b4970103a048a2ee96f94832acc6834c67848.exedescription ioc process File opened for modification C:\Users\Admin\Pictures\desktop.ini HEUR-Trojan-Ransom.Win32.Generic-54b1bae540a9329522f51dac880b4970103a048a2ee96f94832acc6834c67848.exe File opened for modification C:\Users\Admin\Desktop\desktop.ini HEUR-Trojan-Ransom.Win32.Generic-54b1bae540a9329522f51dac880b4970103a048a2ee96f94832acc6834c67848.exe File opened for modification C:\Users\Admin\Documents\desktop.ini HEUR-Trojan-Ransom.Win32.Generic-54b1bae540a9329522f51dac880b4970103a048a2ee96f94832acc6834c67848.exe File opened for modification C:\Users\Admin\Pictures\Camera Roll\desktop.ini HEUR-Trojan-Ransom.Win32.Generic-54b1bae540a9329522f51dac880b4970103a048a2ee96f94832acc6834c67848.exe File opened for modification C:\Users\Admin\Pictures\Saved Pictures\desktop.ini HEUR-Trojan-Ransom.Win32.Generic-54b1bae540a9329522f51dac880b4970103a048a2ee96f94832acc6834c67848.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.
Processes:
flow ioc 8 api.ipify.org 7 api.ipify.org -
Sets desktop wallpaper using registry 2 TTPs 1 IoCs
Processes:
HEUR-Trojan-Ransom.Win32.Generic-54b1bae540a9329522f51dac880b4970103a048a2ee96f94832acc6834c67848.exedescription 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-54b1bae540a9329522f51dac880b4970103a048a2ee96f94832acc6834c67848.exe -
Suspicious behavior: EnumeratesProcesses 2 IoCs
Processes:
HEUR-Trojan-Ransom.Win32.Generic-54b1bae540a9329522f51dac880b4970103a048a2ee96f94832acc6834c67848.exepid process 1220 HEUR-Trojan-Ransom.Win32.Generic-54b1bae540a9329522f51dac880b4970103a048a2ee96f94832acc6834c67848.exe 1220 HEUR-Trojan-Ransom.Win32.Generic-54b1bae540a9329522f51dac880b4970103a048a2ee96f94832acc6834c67848.exe -
Suspicious use of AdjustPrivilegeToken 43 IoCs
Processes:
HEUR-Trojan-Ransom.Win32.Generic-54b1bae540a9329522f51dac880b4970103a048a2ee96f94832acc6834c67848.exeWMIC.exedescription pid process Token: SeDebugPrivilege 1220 HEUR-Trojan-Ransom.Win32.Generic-54b1bae540a9329522f51dac880b4970103a048a2ee96f94832acc6834c67848.exe Token: SeIncreaseQuotaPrivilege 1224 WMIC.exe Token: SeSecurityPrivilege 1224 WMIC.exe Token: SeTakeOwnershipPrivilege 1224 WMIC.exe Token: SeLoadDriverPrivilege 1224 WMIC.exe Token: SeSystemProfilePrivilege 1224 WMIC.exe Token: SeSystemtimePrivilege 1224 WMIC.exe Token: SeProfSingleProcessPrivilege 1224 WMIC.exe Token: SeIncBasePriorityPrivilege 1224 WMIC.exe Token: SeCreatePagefilePrivilege 1224 WMIC.exe Token: SeBackupPrivilege 1224 WMIC.exe Token: SeRestorePrivilege 1224 WMIC.exe Token: SeShutdownPrivilege 1224 WMIC.exe Token: SeDebugPrivilege 1224 WMIC.exe Token: SeSystemEnvironmentPrivilege 1224 WMIC.exe Token: SeRemoteShutdownPrivilege 1224 WMIC.exe Token: SeUndockPrivilege 1224 WMIC.exe Token: SeManageVolumePrivilege 1224 WMIC.exe Token: 33 1224 WMIC.exe Token: 34 1224 WMIC.exe Token: 35 1224 WMIC.exe Token: 36 1224 WMIC.exe Token: SeIncreaseQuotaPrivilege 1224 WMIC.exe Token: SeSecurityPrivilege 1224 WMIC.exe Token: SeTakeOwnershipPrivilege 1224 WMIC.exe Token: SeLoadDriverPrivilege 1224 WMIC.exe Token: SeSystemProfilePrivilege 1224 WMIC.exe Token: SeSystemtimePrivilege 1224 WMIC.exe Token: SeProfSingleProcessPrivilege 1224 WMIC.exe Token: SeIncBasePriorityPrivilege 1224 WMIC.exe Token: SeCreatePagefilePrivilege 1224 WMIC.exe Token: SeBackupPrivilege 1224 WMIC.exe Token: SeRestorePrivilege 1224 WMIC.exe Token: SeShutdownPrivilege 1224 WMIC.exe Token: SeDebugPrivilege 1224 WMIC.exe Token: SeSystemEnvironmentPrivilege 1224 WMIC.exe Token: SeRemoteShutdownPrivilege 1224 WMIC.exe Token: SeUndockPrivilege 1224 WMIC.exe Token: SeManageVolumePrivilege 1224 WMIC.exe Token: 33 1224 WMIC.exe Token: 34 1224 WMIC.exe Token: 35 1224 WMIC.exe Token: 36 1224 WMIC.exe -
Suspicious use of WriteProcessMemory 6 IoCs
Processes:
HEUR-Trojan-Ransom.Win32.Generic-54b1bae540a9329522f51dac880b4970103a048a2ee96f94832acc6834c67848.execmd.exedescription pid process target process PID 1220 wrote to memory of 4544 1220 HEUR-Trojan-Ransom.Win32.Generic-54b1bae540a9329522f51dac880b4970103a048a2ee96f94832acc6834c67848.exe cmd.exe PID 1220 wrote to memory of 4544 1220 HEUR-Trojan-Ransom.Win32.Generic-54b1bae540a9329522f51dac880b4970103a048a2ee96f94832acc6834c67848.exe cmd.exe PID 1220 wrote to memory of 4544 1220 HEUR-Trojan-Ransom.Win32.Generic-54b1bae540a9329522f51dac880b4970103a048a2ee96f94832acc6834c67848.exe cmd.exe PID 4544 wrote to memory of 1224 4544 cmd.exe WMIC.exe PID 4544 wrote to memory of 1224 4544 cmd.exe WMIC.exe PID 4544 wrote to memory of 1224 4544 cmd.exe WMIC.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\HEUR-Trojan-Ransom.Win32.Generic-54b1bae540a9329522f51dac880b4970103a048a2ee96f94832acc6834c67848.exe"C:\Users\Admin\AppData\Local\Temp\HEUR-Trojan-Ransom.Win32.Generic-54b1bae540a9329522f51dac880b4970103a048a2ee96f94832acc6834c67848.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/1220-132-0x0000000000190000-0x00000000001A6000-memory.dmpFilesize
88KB
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memory/1220-133-0x0000000005000000-0x00000000055A4000-memory.dmpFilesize
5.6MB
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memory/1220-134-0x0000000004B50000-0x0000000004BE2000-memory.dmpFilesize
584KB
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memory/1220-137-0x0000000000950000-0x000000000095A000-memory.dmpFilesize
40KB
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memory/1224-136-0x0000000000000000-mapping.dmp
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memory/4544-135-0x0000000000000000-mapping.dmp