Analysis
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max time kernel
247s -
max time network
289s -
platform
windows10-1703_x64 -
resource
win10-20240404-en -
resource tags
arch:x64arch:x86image:win10-20240404-enlocale:en-usos:windows10-1703-x64system -
submitted
20-06-2024 23:22
Behavioral task
behavioral1
Sample
d6cfb9d6c862be5a244eb5e4c6339312f74b7eb57cad8d08f56e3de0024b2bbc.exe
Resource
win7-20240611-en
General
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Target
d6cfb9d6c862be5a244eb5e4c6339312f74b7eb57cad8d08f56e3de0024b2bbc.exe
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Size
424KB
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MD5
13e5872e9b7c47090e035dc228c5589f
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SHA1
c55a9708091f19b5fc5baf7c37beb99d8d3bf760
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SHA256
d6cfb9d6c862be5a244eb5e4c6339312f74b7eb57cad8d08f56e3de0024b2bbc
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SHA512
260671baa8f30e2364b21ab0a9cd3d8a104f76032ebfd3684150d8c318b9cb759b246ae8df25274e864053a6d55bdb77e028452b1d91999b37efc291f8ee815e
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SSDEEP
6144:9O1rkNbOFsBuztTfSoRgxX+j14TGYoij7aR1XPQg9TU5YGmvST3h68BoKupOdCHP:3xBuBTExX+AoLzTUKdvST/BoKupOjUz
Malware Config
Signatures
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Executes dropped EXE 6 IoCs
Processes:
Hkbsse.exeHkbsse.exeHkbsse.exeHkbsse.exeHkbsse.exeHkbsse.exepid process 1372 Hkbsse.exe 164 Hkbsse.exe 2836 Hkbsse.exe 2320 Hkbsse.exe 4068 Hkbsse.exe 2316 Hkbsse.exe -
Drops file in Windows directory 1 IoCs
Processes:
d6cfb9d6c862be5a244eb5e4c6339312f74b7eb57cad8d08f56e3de0024b2bbc.exedescription ioc process File created C:\Windows\Tasks\Hkbsse.job d6cfb9d6c862be5a244eb5e4c6339312f74b7eb57cad8d08f56e3de0024b2bbc.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious use of WriteProcessMemory 3 IoCs
Processes:
d6cfb9d6c862be5a244eb5e4c6339312f74b7eb57cad8d08f56e3de0024b2bbc.exedescription pid process target process PID 1580 wrote to memory of 1372 1580 d6cfb9d6c862be5a244eb5e4c6339312f74b7eb57cad8d08f56e3de0024b2bbc.exe Hkbsse.exe PID 1580 wrote to memory of 1372 1580 d6cfb9d6c862be5a244eb5e4c6339312f74b7eb57cad8d08f56e3de0024b2bbc.exe Hkbsse.exe PID 1580 wrote to memory of 1372 1580 d6cfb9d6c862be5a244eb5e4c6339312f74b7eb57cad8d08f56e3de0024b2bbc.exe Hkbsse.exe
Processes
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C:\Users\Admin\AppData\Local\Temp\d6cfb9d6c862be5a244eb5e4c6339312f74b7eb57cad8d08f56e3de0024b2bbc.exe"C:\Users\Admin\AppData\Local\Temp\d6cfb9d6c862be5a244eb5e4c6339312f74b7eb57cad8d08f56e3de0024b2bbc.exe"1⤵
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:1580 -
C:\Users\Admin\AppData\Local\Temp\5641a448ac\Hkbsse.exe"C:\Users\Admin\AppData\Local\Temp\5641a448ac\Hkbsse.exe"2⤵
- Executes dropped EXE
PID:1372
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C:\Users\Admin\AppData\Local\Temp\5641a448ac\Hkbsse.exeC:\Users\Admin\AppData\Local\Temp\5641a448ac\Hkbsse.exe1⤵
- Executes dropped EXE
PID:164
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C:\Users\Admin\AppData\Local\Temp\5641a448ac\Hkbsse.exeC:\Users\Admin\AppData\Local\Temp\5641a448ac\Hkbsse.exe1⤵
- Executes dropped EXE
PID:2836
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C:\Users\Admin\AppData\Local\Temp\5641a448ac\Hkbsse.exeC:\Users\Admin\AppData\Local\Temp\5641a448ac\Hkbsse.exe1⤵
- Executes dropped EXE
PID:2320
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C:\Users\Admin\AppData\Local\Temp\5641a448ac\Hkbsse.exeC:\Users\Admin\AppData\Local\Temp\5641a448ac\Hkbsse.exe1⤵
- Executes dropped EXE
PID:4068
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C:\Users\Admin\AppData\Local\Temp\5641a448ac\Hkbsse.exeC:\Users\Admin\AppData\Local\Temp\5641a448ac\Hkbsse.exe1⤵
- Executes dropped EXE
PID:2316
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
424KB
MD513e5872e9b7c47090e035dc228c5589f
SHA1c55a9708091f19b5fc5baf7c37beb99d8d3bf760
SHA256d6cfb9d6c862be5a244eb5e4c6339312f74b7eb57cad8d08f56e3de0024b2bbc
SHA512260671baa8f30e2364b21ab0a9cd3d8a104f76032ebfd3684150d8c318b9cb759b246ae8df25274e864053a6d55bdb77e028452b1d91999b37efc291f8ee815e
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Filesize
69KB
MD5f0a27705c7ad57f8bae3a4d77362bacd
SHA10be4154973336bd299fbf223fbde0f98a44dafe9
SHA25693bebc662ecfcc61d62829c94eb66f3d1d71902e189df38cd6ecbfcbb7d7f651
SHA5122996576d6c60a6df4b52d2eb1dc7ce94faaea7fea054395b71eb86c38653747fedc4deb293bdbb08d205ac6e5d2d658acef6acb55f6befa870595172bd1de677