Analysis
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max time kernel
150s -
max time network
150s -
platform
windows7_x64 -
resource
win7-20240611-en -
resource tags
arch:x64arch:x86image:win7-20240611-enlocale:en-usos:windows7-x64system -
submitted
15/06/2024, 03:43
Static task
static1
Behavioral task
behavioral1
Sample
2024-06-15_c0096461dd5f9b53b7a4ae355a5c6de1_cryptolocker.exe
Resource
win7-20240611-en
Behavioral task
behavioral2
Sample
2024-06-15_c0096461dd5f9b53b7a4ae355a5c6de1_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-06-15_c0096461dd5f9b53b7a4ae355a5c6de1_cryptolocker.exe
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Size
87KB
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MD5
c0096461dd5f9b53b7a4ae355a5c6de1
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SHA1
79b8216c8a1f3b2bf996ba0367a1c0272771f07f
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SHA256
686f23c7419a2fe3ed1f0958c975ba20444b2eec0ccc398f8f6b353c3b0e4ade
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SHA512
26f42e9368a967be60d8ca92fe3fe9ca83b00dc044b6a77beba244b38e24fa704297f67f2924753d6f672133caddca1a66dc23a7a63c2c61e4c6ce65a8edd3ec
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SSDEEP
1536:vj+jsMQMOtEvwDpj5HwYYTjipvF2hBfWafHNBlq:vCjsIOtEvwDpj5H9YvQd28
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule behavioral1/files/0x000c0000000132ef-10.dat CryptoLocker_rule2 -
Detection of Cryptolocker Samples 1 IoCs
resource yara_rule behavioral1/files/0x000c0000000132ef-10.dat CryptoLocker_set1 -
Executes dropped EXE 1 IoCs
pid Process 1800 misid.exe -
Loads dropped DLL 1 IoCs
pid Process 1932 2024-06-15_c0096461dd5f9b53b7a4ae355a5c6de1_cryptolocker.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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Suspicious use of WriteProcessMemory 4 IoCs
description pid Process procid_target PID 1932 wrote to memory of 1800 1932 2024-06-15_c0096461dd5f9b53b7a4ae355a5c6de1_cryptolocker.exe 28 PID 1932 wrote to memory of 1800 1932 2024-06-15_c0096461dd5f9b53b7a4ae355a5c6de1_cryptolocker.exe 28 PID 1932 wrote to memory of 1800 1932 2024-06-15_c0096461dd5f9b53b7a4ae355a5c6de1_cryptolocker.exe 28 PID 1932 wrote to memory of 1800 1932 2024-06-15_c0096461dd5f9b53b7a4ae355a5c6de1_cryptolocker.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-06-15_c0096461dd5f9b53b7a4ae355a5c6de1_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-06-15_c0096461dd5f9b53b7a4ae355a5c6de1_cryptolocker.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1932 -
C:\Users\Admin\AppData\Local\Temp\misid.exe"C:\Users\Admin\AppData\Local\Temp\misid.exe"2⤵
- Executes dropped EXE
PID:1800
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
87KB
MD55d8ebd4b5f98b9a2b78eb3c60ee08677
SHA155728946eee66645f237614b98474eaa8a73a720
SHA2568e68c46e8b8ce808e4e74fee0b91b8b0ebfe1445d681361d630f450a10c3e659
SHA5121e921d93e933307689ef3a30074be4319330d3206e04473da36df21a1e07fdd7d03902ab5da965ec5f6011ad06ec802e7c731a8cc612f07731b0fd2fa128fdba