Analysis
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max time kernel
197s -
max time network
207s -
platform
windows10-2004_x64 -
resource
win10v2004-20221111-en -
resource tags
arch:x64arch:x86image:win10v2004-20221111-enlocale:en-usos:windows10-2004-x64system -
submitted
27-11-2022 01:10
Static task
static1
1 signatures
Behavioral task
behavioral1
Sample
3d1116a84b67b01a3c8b86b1258b709bc0ac220687a07d53f81b3fce44f67d16.exe
Resource
win7-20221111-en
windows7-x64
7 signatures
150 seconds
General
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Target
3d1116a84b67b01a3c8b86b1258b709bc0ac220687a07d53f81b3fce44f67d16.exe
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Size
1.0MB
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MD5
8513be3014a970ac96eef8c3036212a8
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SHA1
eaf580722c505062936a0fc92a9377dadec68c13
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SHA256
3d1116a84b67b01a3c8b86b1258b709bc0ac220687a07d53f81b3fce44f67d16
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SHA512
0f73d6091545399fc140cc2737c42ac8cb88c29ceb1e8cfaef119b815f4f52e1736608e52ee6228662701fe335bcc873f364c6d7168305fd3958845790381787
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SSDEEP
24576:Ztb20pk0CqT5TBWgNQ7aeiVtYD0l1OY8Dhrr1d6A:qHg5tQ7aeqYAsd5
Malware Config
Signatures
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NetWire RAT payload 2 IoCs
Processes:
resource yara_rule behavioral2/memory/116-137-0x0000000000400000-0x0000000000421000-memory.dmp netwire behavioral2/memory/116-138-0x0000000000400000-0x0000000000421000-memory.dmp netwire -
Processes:
resource yara_rule behavioral2/memory/116-133-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/116-135-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/116-137-0x0000000000400000-0x0000000000421000-memory.dmp upx behavioral2/memory/116-138-0x0000000000400000-0x0000000000421000-memory.dmp upx -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
3d1116a84b67b01a3c8b86b1258b709bc0ac220687a07d53f81b3fce44f67d16.exedescription ioc process Set value (str) \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\Service = "C:\\Users\\Admin\\AppData\\Roaming\\Windows\\Service.exe" 3d1116a84b67b01a3c8b86b1258b709bc0ac220687a07d53f81b3fce44f67d16.exe Key created \REGISTRY\USER\S-1-5-21-4246620582-653642754-1174164128-1000\Software\Microsoft\Windows\CurrentVersion\Run 3d1116a84b67b01a3c8b86b1258b709bc0ac220687a07d53f81b3fce44f67d16.exe -
Suspicious use of SetThreadContext 1 IoCs
Processes:
3d1116a84b67b01a3c8b86b1258b709bc0ac220687a07d53f81b3fce44f67d16.exedescription pid process target process PID 1272 set thread context of 116 1272 3d1116a84b67b01a3c8b86b1258b709bc0ac220687a07d53f81b3fce44f67d16.exe RegAsm.exe -
Drops file in Windows directory 2 IoCs
Processes:
RegAsm.exedescription ioc process File created C:\Windows\Microsoft.NET\Framework\v2.0.50727\.Identifier RegAsm.exe File opened for modification C:\Windows\Microsoft.NET\Framework\v2.0.50727\.Identifier RegAsm.exe -
Suspicious use of WriteProcessMemory 5 IoCs
Processes:
3d1116a84b67b01a3c8b86b1258b709bc0ac220687a07d53f81b3fce44f67d16.exedescription pid process target process PID 1272 wrote to memory of 116 1272 3d1116a84b67b01a3c8b86b1258b709bc0ac220687a07d53f81b3fce44f67d16.exe RegAsm.exe PID 1272 wrote to memory of 116 1272 3d1116a84b67b01a3c8b86b1258b709bc0ac220687a07d53f81b3fce44f67d16.exe RegAsm.exe PID 1272 wrote to memory of 116 1272 3d1116a84b67b01a3c8b86b1258b709bc0ac220687a07d53f81b3fce44f67d16.exe RegAsm.exe PID 1272 wrote to memory of 116 1272 3d1116a84b67b01a3c8b86b1258b709bc0ac220687a07d53f81b3fce44f67d16.exe RegAsm.exe PID 1272 wrote to memory of 116 1272 3d1116a84b67b01a3c8b86b1258b709bc0ac220687a07d53f81b3fce44f67d16.exe RegAsm.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\3d1116a84b67b01a3c8b86b1258b709bc0ac220687a07d53f81b3fce44f67d16.exe"C:\Users\Admin\AppData\Local\Temp\3d1116a84b67b01a3c8b86b1258b709bc0ac220687a07d53f81b3fce44f67d16.exe"1⤵
- Adds Run key to start application
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"C:\Windows\Microsoft.NET\Framework\v2.0.50727\RegAsm.exe"2⤵
- Drops file in Windows directory
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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memory/116-132-0x0000000000000000-mapping.dmp
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memory/116-133-0x0000000000400000-0x0000000000421000-memory.dmpFilesize
132KB
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memory/116-135-0x0000000000400000-0x0000000000421000-memory.dmpFilesize
132KB
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memory/116-137-0x0000000000400000-0x0000000000421000-memory.dmpFilesize
132KB
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memory/116-138-0x0000000000400000-0x0000000000421000-memory.dmpFilesize
132KB