Analysis
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max time kernel
119s -
max time network
120s -
platform
windows7_x64 -
resource
win7-20240708-en -
resource tags
arch:x64arch:x86image:win7-20240708-enlocale:en-usos:windows7-x64system -
submitted
28-12-2024 13:24
Static task
static1
Behavioral task
behavioral1
Sample
2024-12-28_9d28b3f2746f719fe82a21428f9265ae_cobalt-strike_ryuk.exe
Resource
win7-20240708-en
Behavioral task
behavioral2
Sample
2024-12-28_9d28b3f2746f719fe82a21428f9265ae_cobalt-strike_ryuk.exe
Resource
win10v2004-20241007-en
General
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Target
2024-12-28_9d28b3f2746f719fe82a21428f9265ae_cobalt-strike_ryuk.exe
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Size
3.1MB
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MD5
9d28b3f2746f719fe82a21428f9265ae
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SHA1
3acd169f55124db5b2d46a95ffdd48d5a57e3c11
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SHA256
2b1545089a5a1be6fe2ce0fa399d982b4b7995a750a1ea0528695c7eed5f24d4
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SHA512
38c856ab59f7471c9b582c520a6d8b8cc47841c042802797055f8794439ece9c671c0c4922cfcb180af6fe7b4fc9bded48c936b910bc6482acf07ae9434ffb83
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SSDEEP
24576:qiiuUWnfyNSRhmCW5YeLuB7LAFFG3tXEZ83yCfv4vj3gvsceB9rGUoI65zkbu8w8:U+fce/frCAsLrZ+zH8S
Malware Config
Signatures
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Suspicious use of SetThreadContext 1 IoCs
description pid Process procid_target PID 2220 set thread context of 2364 2220 2024-12-28_9d28b3f2746f719fe82a21428f9265ae_cobalt-strike_ryuk.exe 30 -
Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 2220 wrote to memory of 2364 2220 2024-12-28_9d28b3f2746f719fe82a21428f9265ae_cobalt-strike_ryuk.exe 30 PID 2220 wrote to memory of 2364 2220 2024-12-28_9d28b3f2746f719fe82a21428f9265ae_cobalt-strike_ryuk.exe 30 PID 2220 wrote to memory of 2364 2220 2024-12-28_9d28b3f2746f719fe82a21428f9265ae_cobalt-strike_ryuk.exe 30 PID 2220 wrote to memory of 2364 2220 2024-12-28_9d28b3f2746f719fe82a21428f9265ae_cobalt-strike_ryuk.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-12-28_9d28b3f2746f719fe82a21428f9265ae_cobalt-strike_ryuk.exe"C:\Users\Admin\AppData\Local\Temp\2024-12-28_9d28b3f2746f719fe82a21428f9265ae_cobalt-strike_ryuk.exe"1⤵
- Suspicious use of SetThreadContext
- Suspicious use of WriteProcessMemory
PID:2220 -
C:\Users\Admin\AppData\Local\Temp\2024-12-28_9d28b3f2746f719fe82a21428f9265ae_cobalt-strike_ryuk.exe"C:\Users\Admin\AppData\Local\Temp\2024-12-28_9d28b3f2746f719fe82a21428f9265ae_cobalt-strike_ryuk.exe"2⤵PID:2364
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