Analysis
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max time kernel
134s -
max time network
144s -
platform
windows10-2004_x64 -
resource
win10v2004-20220812-en -
resource tags
arch:x64arch:x86image:win10v2004-20220812-enlocale:en-usos:windows10-2004-x64system -
submitted
10-11-2022 11:56
Static task
static1
Behavioral task
behavioral1
Sample
INV00288383-226382.exe
Resource
win7-20220812-en
General
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Target
INV00288383-226382.exe
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Size
884KB
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MD5
b2e35bd3ed056a4f2dd0798f8d0cd305
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SHA1
a6813951e1dca8df33a4d8348e5ed9365bc3d87b
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SHA256
a317414343c80367a0b5cdc91b77f1948f229fda4dbaea75b07258a2cd6a4ecd
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SHA512
6499a5248896d311b0c6f6e5a5dc8570c0aa52e37d9d48206e7d24d035ede4b183627d3715e710f0c35db4ea93b2c31d149aa593d45b1404dbc2630ed9bb8ec1
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SSDEEP
12288:swcqXPoC39oo3F5/W+szOmNFAVTJIMLm3AYZ3fk7urig9X/SatxTncH:QjC3io3F93VmHyBLmLZ3c7ur79X/5Bc
Malware Config
Extracted
netwire
podzeye2.duckdns.org:4433
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activex_autorun
false
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copy_executable
false
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delete_original
false
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host_id
HostId-%Rand%
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lock_executable
false
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offline_keylogger
false
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password
Password
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registry_autorun
false
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use_mutex
false
Signatures
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NetWire RAT payload 4 IoCs
Processes:
resource yara_rule behavioral2/memory/4624-143-0x0000000000400000-0x0000000000450000-memory.dmp netwire behavioral2/memory/4624-144-0x0000000000400000-0x0000000000450000-memory.dmp netwire behavioral2/memory/4624-145-0x0000000000400000-0x0000000000450000-memory.dmp netwire behavioral2/memory/4624-149-0x0000000000400000-0x0000000000450000-memory.dmp netwire -
Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
INV00288383-226382.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-2295526160-1155304984-640977766-1000\Control Panel\International\Geo\Nation INV00288383-226382.exe -
Uses the VBS compiler for execution 1 TTPs
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Suspicious use of SetThreadContext 1 IoCs
Processes:
INV00288383-226382.exedescription pid process target process PID 4992 set thread context of 4624 4992 INV00288383-226382.exe vbc.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s). Likely ransomware behaviour.
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Creates scheduled task(s) 1 TTPs 1 IoCs
Schtasks is often used by malware for persistence or to perform post-infection execution.
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Suspicious behavior: EnumeratesProcesses 9 IoCs
Processes:
INV00288383-226382.exepowershell.exepid process 4992 INV00288383-226382.exe 4992 INV00288383-226382.exe 4992 INV00288383-226382.exe 4992 INV00288383-226382.exe 4992 INV00288383-226382.exe 4992 INV00288383-226382.exe 4992 INV00288383-226382.exe 3120 powershell.exe 3120 powershell.exe -
Suspicious use of AdjustPrivilegeToken 2 IoCs
Processes:
INV00288383-226382.exepowershell.exedescription pid process Token: SeDebugPrivilege 4992 INV00288383-226382.exe Token: SeDebugPrivilege 3120 powershell.exe -
Suspicious use of WriteProcessMemory 16 IoCs
Processes:
INV00288383-226382.exedescription pid process target process PID 4992 wrote to memory of 3120 4992 INV00288383-226382.exe powershell.exe PID 4992 wrote to memory of 3120 4992 INV00288383-226382.exe powershell.exe PID 4992 wrote to memory of 3120 4992 INV00288383-226382.exe powershell.exe PID 4992 wrote to memory of 624 4992 INV00288383-226382.exe schtasks.exe PID 4992 wrote to memory of 624 4992 INV00288383-226382.exe schtasks.exe PID 4992 wrote to memory of 624 4992 INV00288383-226382.exe schtasks.exe PID 4992 wrote to memory of 4624 4992 INV00288383-226382.exe vbc.exe PID 4992 wrote to memory of 4624 4992 INV00288383-226382.exe vbc.exe PID 4992 wrote to memory of 4624 4992 INV00288383-226382.exe vbc.exe PID 4992 wrote to memory of 4624 4992 INV00288383-226382.exe vbc.exe PID 4992 wrote to memory of 4624 4992 INV00288383-226382.exe vbc.exe PID 4992 wrote to memory of 4624 4992 INV00288383-226382.exe vbc.exe PID 4992 wrote to memory of 4624 4992 INV00288383-226382.exe vbc.exe PID 4992 wrote to memory of 4624 4992 INV00288383-226382.exe vbc.exe PID 4992 wrote to memory of 4624 4992 INV00288383-226382.exe vbc.exe PID 4992 wrote to memory of 4624 4992 INV00288383-226382.exe vbc.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\INV00288383-226382.exe"C:\Users\Admin\AppData\Local\Temp\INV00288383-226382.exe"1⤵
- Checks computer location settings
- Suspicious use of SetThreadContext
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of WriteProcessMemory
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C:\Windows\SysWOW64\WindowsPowerShell\v1.0\powershell.exe"C:\Windows\System32\WindowsPowerShell\v1.0\powershell.exe" Add-MpPreference -ExclusionPath "C:\Users\Admin\AppData\Roaming\TEhESzA.exe"2⤵
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
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C:\Windows\SysWOW64\schtasks.exe"C:\Windows\System32\schtasks.exe" /Create /TN "Updates\TEhESzA" /XML "C:\Users\Admin\AppData\Local\Temp\tmp4287.tmp"2⤵
- Creates scheduled task(s)
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C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"C:\Windows\Microsoft.NET\Framework\v4.0.30319\vbc.exe"2⤵
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
Loading Replay Monitor...
Downloads
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C:\Users\Admin\AppData\Local\Temp\tmp4287.tmpFilesize
1KB
MD50198363066e8b8ccc6c2793a134fd9cd
SHA1a7d1f8e7d5e9094e8bf2df35e7d5bc33bab6a004
SHA2569b1df0d7299ea6ca753aafc1afc8335c8b0bf772959d029a3189a78a3e6ce9f1
SHA5125d3abaabc0210e0baf1fb2a3d6b1bc6ddf7a6630e93aba41d7ffcb2481400c35f24cb0234332d7b202ff97cfec3d169d2a66a23e4b1cfbf502f79b0182d48606
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memory/624-138-0x0000000000000000-mapping.dmp
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memory/3120-146-0x00000000055D0000-0x00000000055F2000-memory.dmpFilesize
136KB
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memory/3120-160-0x00000000079D0000-0x00000000079D8000-memory.dmpFilesize
32KB
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memory/3120-147-0x0000000005E60000-0x0000000005EC6000-memory.dmpFilesize
408KB
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memory/3120-137-0x0000000000000000-mapping.dmp
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memory/3120-159-0x00000000079F0000-0x0000000007A0A000-memory.dmpFilesize
104KB
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memory/3120-139-0x0000000002A70000-0x0000000002AA6000-memory.dmpFilesize
216KB
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memory/3120-158-0x00000000078E0000-0x00000000078EE000-memory.dmpFilesize
56KB
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memory/3120-142-0x0000000005680000-0x0000000005CA8000-memory.dmpFilesize
6.2MB
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memory/3120-157-0x0000000007930000-0x00000000079C6000-memory.dmpFilesize
600KB
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memory/3120-156-0x0000000007720000-0x000000000772A000-memory.dmpFilesize
40KB
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memory/3120-148-0x0000000005ED0000-0x0000000005F36000-memory.dmpFilesize
408KB
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memory/3120-154-0x0000000007CF0000-0x000000000836A000-memory.dmpFilesize
6.5MB
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memory/3120-153-0x0000000006940000-0x000000000695E000-memory.dmpFilesize
120KB
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memory/3120-152-0x0000000070640000-0x000000007068C000-memory.dmpFilesize
304KB
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memory/3120-155-0x00000000076B0000-0x00000000076CA000-memory.dmpFilesize
104KB
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memory/3120-151-0x0000000006990000-0x00000000069C2000-memory.dmpFilesize
200KB
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memory/3120-150-0x0000000006390000-0x00000000063AE000-memory.dmpFilesize
120KB
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memory/4624-149-0x0000000000400000-0x0000000000450000-memory.dmpFilesize
320KB
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memory/4624-145-0x0000000000400000-0x0000000000450000-memory.dmpFilesize
320KB
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memory/4624-144-0x0000000000400000-0x0000000000450000-memory.dmpFilesize
320KB
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memory/4624-143-0x0000000000400000-0x0000000000450000-memory.dmpFilesize
320KB
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memory/4624-141-0x0000000000000000-mapping.dmp
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memory/4992-135-0x0000000005450000-0x000000000545A000-memory.dmpFilesize
40KB
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memory/4992-136-0x0000000009050000-0x00000000090EC000-memory.dmpFilesize
624KB
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memory/4992-133-0x0000000005860000-0x0000000005E04000-memory.dmpFilesize
5.6MB
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memory/4992-134-0x00000000053A0000-0x0000000005432000-memory.dmpFilesize
584KB
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memory/4992-132-0x0000000000930000-0x0000000000A14000-memory.dmpFilesize
912KB