Analysis
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max time kernel
128s -
max time network
151s -
platform
windows10-2004_x64 -
resource
win10v2004-20220901-en -
resource tags
arch:x64arch:x86image:win10v2004-20220901-enlocale:en-usos:windows10-2004-x64system -
submitted
29-10-2022 07:43
Static task
static1
Behavioral task
behavioral1
Sample
c9bca322e28b873296b0af3faf0b6b2e6fe10ed3b70c973c98656a46a94f41cd.exe
Resource
win7-20220812-en
Behavioral task
behavioral2
Sample
c9bca322e28b873296b0af3faf0b6b2e6fe10ed3b70c973c98656a46a94f41cd.exe
Resource
win10v2004-20220901-en
General
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Target
c9bca322e28b873296b0af3faf0b6b2e6fe10ed3b70c973c98656a46a94f41cd.exe
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Size
496KB
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MD5
5288451330d4b0ab62ce4d6460f548e3
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SHA1
053b51399d83ec927fab2b1c535e7091f1543d9e
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SHA256
c9bca322e28b873296b0af3faf0b6b2e6fe10ed3b70c973c98656a46a94f41cd
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SHA512
53ea59c537de36cc599995664d5fe4d9e2b71b50b74f9d49c5a58da522116e0b5b883616b4ee53caab3894703fdb790c9a5ac8bb32aa84e439117697bb5b8be7
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SSDEEP
6144:2LEFH/67+WNNYvBJAK6iqRCtgXUGGH2c:2+oNYvBCKnqROgXq
Malware Config
Signatures
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NetWire RAT payload 4 IoCs
Processes:
resource yara_rule behavioral2/memory/1860-134-0x0000000000400000-0x000000000041E000-memory.dmp netwire behavioral2/memory/1860-136-0x0000000000400000-0x000000000041E000-memory.dmp netwire behavioral2/memory/1860-141-0x0000000000400000-0x000000000041E000-memory.dmp netwire behavioral2/memory/3560-149-0x0000000000400000-0x000000000041E000-memory.dmp netwire -
Executes dropped EXE 2 IoCs
Processes:
HKRUN.exeHKRUN.exepid process 2948 HKRUN.exe 3560 HKRUN.exe -
Modifies Installed Components in the registry 2 TTPs 2 IoCs
Processes:
HKRUN.exedescription ioc process Key created \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{KCU0IT3O-S203-3AK5-A012-E75586QE8077} HKRUN.exe Set value (str) \REGISTRY\MACHINE\SOFTWARE\WOW6432Node\Microsoft\Active Setup\Installed Components\{KCU0IT3O-S203-3AK5-A012-E75586QE8077}\StubPath = "\"C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\HKRUN.exe\"" HKRUN.exe -
Adds Run key to start application 2 TTPs 2 IoCs
Processes:
HKRUN.exedescription ioc process Key created \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ HKRUN.exe Set value (str) \REGISTRY\USER\S-1-5-21-929662420-1054238289-2961194603-1000\SOFTWARE\Microsoft\Windows\CurrentVersion\Run\ProLogs = "C:\\Users\\Admin\\AppData\\Roaming\\Microsoft\\HKRUN.exe" HKRUN.exe -
Suspicious use of SetThreadContext 2 IoCs
Processes:
c9bca322e28b873296b0af3faf0b6b2e6fe10ed3b70c973c98656a46a94f41cd.exeHKRUN.exedescription pid process target process PID 5008 set thread context of 1860 5008 c9bca322e28b873296b0af3faf0b6b2e6fe10ed3b70c973c98656a46a94f41cd.exe c9bca322e28b873296b0af3faf0b6b2e6fe10ed3b70c973c98656a46a94f41cd.exe PID 2948 set thread context of 3560 2948 HKRUN.exe HKRUN.exe -
Suspicious use of WriteProcessMemory 19 IoCs
Processes:
c9bca322e28b873296b0af3faf0b6b2e6fe10ed3b70c973c98656a46a94f41cd.exec9bca322e28b873296b0af3faf0b6b2e6fe10ed3b70c973c98656a46a94f41cd.exeHKRUN.exedescription pid process target process PID 5008 wrote to memory of 1860 5008 c9bca322e28b873296b0af3faf0b6b2e6fe10ed3b70c973c98656a46a94f41cd.exe c9bca322e28b873296b0af3faf0b6b2e6fe10ed3b70c973c98656a46a94f41cd.exe PID 5008 wrote to memory of 1860 5008 c9bca322e28b873296b0af3faf0b6b2e6fe10ed3b70c973c98656a46a94f41cd.exe c9bca322e28b873296b0af3faf0b6b2e6fe10ed3b70c973c98656a46a94f41cd.exe PID 5008 wrote to memory of 1860 5008 c9bca322e28b873296b0af3faf0b6b2e6fe10ed3b70c973c98656a46a94f41cd.exe c9bca322e28b873296b0af3faf0b6b2e6fe10ed3b70c973c98656a46a94f41cd.exe PID 5008 wrote to memory of 1860 5008 c9bca322e28b873296b0af3faf0b6b2e6fe10ed3b70c973c98656a46a94f41cd.exe c9bca322e28b873296b0af3faf0b6b2e6fe10ed3b70c973c98656a46a94f41cd.exe PID 5008 wrote to memory of 1860 5008 c9bca322e28b873296b0af3faf0b6b2e6fe10ed3b70c973c98656a46a94f41cd.exe c9bca322e28b873296b0af3faf0b6b2e6fe10ed3b70c973c98656a46a94f41cd.exe PID 5008 wrote to memory of 1860 5008 c9bca322e28b873296b0af3faf0b6b2e6fe10ed3b70c973c98656a46a94f41cd.exe c9bca322e28b873296b0af3faf0b6b2e6fe10ed3b70c973c98656a46a94f41cd.exe PID 5008 wrote to memory of 1860 5008 c9bca322e28b873296b0af3faf0b6b2e6fe10ed3b70c973c98656a46a94f41cd.exe c9bca322e28b873296b0af3faf0b6b2e6fe10ed3b70c973c98656a46a94f41cd.exe PID 5008 wrote to memory of 1860 5008 c9bca322e28b873296b0af3faf0b6b2e6fe10ed3b70c973c98656a46a94f41cd.exe c9bca322e28b873296b0af3faf0b6b2e6fe10ed3b70c973c98656a46a94f41cd.exe PID 1860 wrote to memory of 2948 1860 c9bca322e28b873296b0af3faf0b6b2e6fe10ed3b70c973c98656a46a94f41cd.exe HKRUN.exe PID 1860 wrote to memory of 2948 1860 c9bca322e28b873296b0af3faf0b6b2e6fe10ed3b70c973c98656a46a94f41cd.exe HKRUN.exe PID 1860 wrote to memory of 2948 1860 c9bca322e28b873296b0af3faf0b6b2e6fe10ed3b70c973c98656a46a94f41cd.exe HKRUN.exe PID 2948 wrote to memory of 3560 2948 HKRUN.exe HKRUN.exe PID 2948 wrote to memory of 3560 2948 HKRUN.exe HKRUN.exe PID 2948 wrote to memory of 3560 2948 HKRUN.exe HKRUN.exe PID 2948 wrote to memory of 3560 2948 HKRUN.exe HKRUN.exe PID 2948 wrote to memory of 3560 2948 HKRUN.exe HKRUN.exe PID 2948 wrote to memory of 3560 2948 HKRUN.exe HKRUN.exe PID 2948 wrote to memory of 3560 2948 HKRUN.exe HKRUN.exe PID 2948 wrote to memory of 3560 2948 HKRUN.exe HKRUN.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\c9bca322e28b873296b0af3faf0b6b2e6fe10ed3b70c973c98656a46a94f41cd.exe"C:\Users\Admin\AppData\Local\Temp\c9bca322e28b873296b0af3faf0b6b2e6fe10ed3b70c973c98656a46a94f41cd.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Local\Temp\c9bca322e28b873296b0af3faf0b6b2e6fe10ed3b70c973c98656a46a94f41cd.exe"C:\Users\Admin\AppData\Local\Temp\c9bca322e28b873296b0af3faf0b6b2e6fe10ed3b70c973c98656a46a94f41cd.exe"2⤵
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Roaming\Microsoft\HKRUN.exe"C:\Users\Admin\AppData\Roaming\Microsoft\HKRUN.exe"3⤵
- Executes dropped EXE
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
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C:\Users\Admin\AppData\Roaming\Microsoft\HKRUN.exe"C:\Users\Admin\AppData\Roaming\Microsoft\HKRUN.exe"4⤵
- Executes dropped EXE
- Modifies Installed Components in the registry
- Adds Run key to start application
Network
MITRE ATT&CK Matrix ATT&CK v6
Replay Monitor
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Downloads
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C:\Users\Admin\AppData\Roaming\Microsoft\HKRUN.exeFilesize
496KB
MD55288451330d4b0ab62ce4d6460f548e3
SHA1053b51399d83ec927fab2b1c535e7091f1543d9e
SHA256c9bca322e28b873296b0af3faf0b6b2e6fe10ed3b70c973c98656a46a94f41cd
SHA51253ea59c537de36cc599995664d5fe4d9e2b71b50b74f9d49c5a58da522116e0b5b883616b4ee53caab3894703fdb790c9a5ac8bb32aa84e439117697bb5b8be7
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C:\Users\Admin\AppData\Roaming\Microsoft\HKRUN.exeFilesize
496KB
MD55288451330d4b0ab62ce4d6460f548e3
SHA1053b51399d83ec927fab2b1c535e7091f1543d9e
SHA256c9bca322e28b873296b0af3faf0b6b2e6fe10ed3b70c973c98656a46a94f41cd
SHA51253ea59c537de36cc599995664d5fe4d9e2b71b50b74f9d49c5a58da522116e0b5b883616b4ee53caab3894703fdb790c9a5ac8bb32aa84e439117697bb5b8be7
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C:\Users\Admin\AppData\Roaming\Microsoft\HKRUN.exeFilesize
496KB
MD55288451330d4b0ab62ce4d6460f548e3
SHA1053b51399d83ec927fab2b1c535e7091f1543d9e
SHA256c9bca322e28b873296b0af3faf0b6b2e6fe10ed3b70c973c98656a46a94f41cd
SHA51253ea59c537de36cc599995664d5fe4d9e2b71b50b74f9d49c5a58da522116e0b5b883616b4ee53caab3894703fdb790c9a5ac8bb32aa84e439117697bb5b8be7
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memory/1860-136-0x0000000000400000-0x000000000041E000-memory.dmpFilesize
120KB
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memory/1860-141-0x0000000000400000-0x000000000041E000-memory.dmpFilesize
120KB
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memory/1860-134-0x0000000000400000-0x000000000041E000-memory.dmpFilesize
120KB
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memory/1860-133-0x0000000000000000-mapping.dmp
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memory/2948-137-0x0000000000000000-mapping.dmp
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memory/2948-142-0x0000000074770000-0x0000000074D21000-memory.dmpFilesize
5.7MB
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memory/2948-148-0x0000000074770000-0x0000000074D21000-memory.dmpFilesize
5.7MB
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memory/3560-143-0x0000000000000000-mapping.dmp
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memory/3560-149-0x0000000000400000-0x000000000041E000-memory.dmpFilesize
120KB
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memory/5008-138-0x0000000074770000-0x0000000074D21000-memory.dmpFilesize
5.7MB
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memory/5008-132-0x0000000074770000-0x0000000074D21000-memory.dmpFilesize
5.7MB