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Analysis
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max time kernel
150s -
max time network
154s -
platform
windows7_x64 -
resource
win7-20240221-en -
resource tags
arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system -
submitted
10/06/2024, 09:43
Static task
static1
Behavioral task
behavioral1
Sample
2024-06-10_0fe632198ab026d02958c60edc63bd8d_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-06-10_0fe632198ab026d02958c60edc63bd8d_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-06-10_0fe632198ab026d02958c60edc63bd8d_cryptolocker.exe
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Size
56KB
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MD5
0fe632198ab026d02958c60edc63bd8d
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SHA1
0f5160a00f360f5a218c5c864e388526ecfe9f45
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SHA256
8f19b1b2a365a735a4a3754af3f2f9a303acf26d88797b8148a2b05e298b0c89
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SHA512
f2da1da13bb5f2204e495014f3d358d3366f632069121996764153a56a0b296bf370352e6ff9843af7aa262814181b30b20fb8269bea14f38a7034477b4ca390
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SSDEEP
768:6Qz7yVEhs9+4OR7tOOtEvwDpjLHqPOYRmNxt5QJz7/e6/:6j+1NMOtEvwDpjr8oxExe6/
Malware Config
Signatures
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Detection of CryptoLocker Variants 5 IoCs
resource yara_rule behavioral1/memory/3008-0-0x0000000000500000-0x000000000050F000-memory.dmp CryptoLocker_rule2 behavioral1/files/0x000e000000014698-11.dat CryptoLocker_rule2 behavioral1/memory/3008-15-0x0000000000500000-0x000000000050F000-memory.dmp CryptoLocker_rule2 behavioral1/memory/2560-16-0x0000000000500000-0x000000000050F000-memory.dmp CryptoLocker_rule2 behavioral1/memory/2560-26-0x0000000000500000-0x000000000050F000-memory.dmp CryptoLocker_rule2 -
Detection of Cryptolocker Samples 5 IoCs
resource yara_rule behavioral1/memory/3008-0-0x0000000000500000-0x000000000050F000-memory.dmp CryptoLocker_set1 behavioral1/files/0x000e000000014698-11.dat CryptoLocker_set1 behavioral1/memory/3008-15-0x0000000000500000-0x000000000050F000-memory.dmp CryptoLocker_set1 behavioral1/memory/2560-16-0x0000000000500000-0x000000000050F000-memory.dmp CryptoLocker_set1 behavioral1/memory/2560-26-0x0000000000500000-0x000000000050F000-memory.dmp CryptoLocker_set1 -
Detects executables built or packed with MPress PE compressor 5 IoCs
resource yara_rule behavioral1/memory/3008-0-0x0000000000500000-0x000000000050F000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral1/files/0x000e000000014698-11.dat INDICATOR_EXE_Packed_MPress behavioral1/memory/3008-15-0x0000000000500000-0x000000000050F000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral1/memory/2560-16-0x0000000000500000-0x000000000050F000-memory.dmp INDICATOR_EXE_Packed_MPress behavioral1/memory/2560-26-0x0000000000500000-0x000000000050F000-memory.dmp INDICATOR_EXE_Packed_MPress -
Executes dropped EXE 1 IoCs
pid Process 2560 misid.exe -
Loads dropped DLL 1 IoCs
pid Process 3008 2024-06-10_0fe632198ab026d02958c60edc63bd8d_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 3008 wrote to memory of 2560 3008 2024-06-10_0fe632198ab026d02958c60edc63bd8d_cryptolocker.exe 28 PID 3008 wrote to memory of 2560 3008 2024-06-10_0fe632198ab026d02958c60edc63bd8d_cryptolocker.exe 28 PID 3008 wrote to memory of 2560 3008 2024-06-10_0fe632198ab026d02958c60edc63bd8d_cryptolocker.exe 28 PID 3008 wrote to memory of 2560 3008 2024-06-10_0fe632198ab026d02958c60edc63bd8d_cryptolocker.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-06-10_0fe632198ab026d02958c60edc63bd8d_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-06-10_0fe632198ab026d02958c60edc63bd8d_cryptolocker.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:3008 -
C:\Users\Admin\AppData\Local\Temp\misid.exe"C:\Users\Admin\AppData\Local\Temp\misid.exe"2⤵
- Executes dropped EXE
PID:2560
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
57KB
MD5fc132c86e69e7c7154ec35b31ec84272
SHA1c519d7ef125deb5a30f00f9cc3b52e0a86792a84
SHA2562efae0f47e5682c63507520c5716918ce5e1f00a09f2c5268ac6f77e9048915b
SHA51235c46824ade5bb0b8491f2367be68b1720b6657e0eb5cbaf90238943ef018da30bd689f87d011341357153d38c0f540f28d77969a203be39fa9cebc1a8c64254