Analysis
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max time kernel
150s -
max time network
150s -
platform
windows10-2004_x64 -
resource
win10v2004-20240611-en -
resource tags
arch:x64arch:x86image:win10v2004-20240611-enlocale:en-usos:windows10-2004-x64system -
submitted
17-06-2024 00:10
Behavioral task
behavioral1
Sample
d6cfb9d6c862be5a244eb5e4c6339312f74b7eb57cad8d08f56e3de0024b2bbc.exe
Resource
win10v2004-20240611-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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Checks computer location settings 2 TTPs 1 IoCs
Looks up country code configured in the registry, likely geofence.
Processes:
d6cfb9d6c862be5a244eb5e4c6339312f74b7eb57cad8d08f56e3de0024b2bbc.exedescription ioc process Key value queried \REGISTRY\USER\S-1-5-21-4204450073-1267028356-951339405-1000\Control Panel\International\Geo\Nation d6cfb9d6c862be5a244eb5e4c6339312f74b7eb57cad8d08f56e3de0024b2bbc.exe -
Executes dropped EXE 4 IoCs
Processes:
Hkbsse.exeHkbsse.exeHkbsse.exeHkbsse.exepid process 4632 Hkbsse.exe 1296 Hkbsse.exe 1700 Hkbsse.exe 712 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 3440 wrote to memory of 4632 3440 d6cfb9d6c862be5a244eb5e4c6339312f74b7eb57cad8d08f56e3de0024b2bbc.exe Hkbsse.exe PID 3440 wrote to memory of 4632 3440 d6cfb9d6c862be5a244eb5e4c6339312f74b7eb57cad8d08f56e3de0024b2bbc.exe Hkbsse.exe PID 3440 wrote to memory of 4632 3440 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⤵
- Checks computer location settings
- Drops file in Windows directory
- Suspicious use of WriteProcessMemory
PID:3440 -
C:\Users\Admin\AppData\Local\Temp\5641a448ac\Hkbsse.exe"C:\Users\Admin\AppData\Local\Temp\5641a448ac\Hkbsse.exe"2⤵
- Executes dropped EXE
PID:4632
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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:1296
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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:1700
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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:712
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
75KB
MD5c82c1ce5f7e37106086a6be900195f7d
SHA17f7ca7b9211b2d63c2da004262c371449cbb9067
SHA256669c29284c1d9f6e66618be7b36e4ed49c508aeb4d851fe4b1560b70be54b315
SHA512eecb1700e786df6a68d4749dce27eec4185532095c7777ed1fb52ab3f4199248975c628ff77c2f2bbf067c6c78cf67296d93220cca3833fcb94cfb1a59e5f320
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Filesize
424KB
MD513e5872e9b7c47090e035dc228c5589f
SHA1c55a9708091f19b5fc5baf7c37beb99d8d3bf760
SHA256d6cfb9d6c862be5a244eb5e4c6339312f74b7eb57cad8d08f56e3de0024b2bbc
SHA512260671baa8f30e2364b21ab0a9cd3d8a104f76032ebfd3684150d8c318b9cb759b246ae8df25274e864053a6d55bdb77e028452b1d91999b37efc291f8ee815e