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Analysis
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max time kernel
135s -
max time network
146s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
10/01/2024, 05:50
Static task
static1
Behavioral task
behavioral1
Sample
2024-01-09_0f789f34a5f06f3837094b17cd958877_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-09_0f789f34a5f06f3837094b17cd958877_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-01-09_0f789f34a5f06f3837094b17cd958877_cryptolocker.exe
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Size
42KB
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MD5
0f789f34a5f06f3837094b17cd958877
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SHA1
f24032998a14c14db96bd01fc4c916546a48111c
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SHA256
c0431730dabc94556423d1f2a06cfcdc2d33309a9c7dfca6ac6f7f19eb21cb6b
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SHA512
fdc32a95fb4c596155d39f1247e59fa9d957a4b99b2ac662f4a66c1fcf1457784bfc8554f15fb2dca4cdd593e16725df92484fa8e5793fdd6fbddf89cafbc694
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SSDEEP
768:6Qz7yVEhs9+4OR7tOOtEvwDpjLHqPhbCi44Ct:6j+1NMOtEvwDpjr8dx45
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 2796 misid.exe -
Loads dropped DLL 1 IoCs
pid Process 3044 2024-01-09_0f789f34a5f06f3837094b17cd958877_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 3044 wrote to memory of 2796 3044 2024-01-09_0f789f34a5f06f3837094b17cd958877_cryptolocker.exe 28 PID 3044 wrote to memory of 2796 3044 2024-01-09_0f789f34a5f06f3837094b17cd958877_cryptolocker.exe 28 PID 3044 wrote to memory of 2796 3044 2024-01-09_0f789f34a5f06f3837094b17cd958877_cryptolocker.exe 28 PID 3044 wrote to memory of 2796 3044 2024-01-09_0f789f34a5f06f3837094b17cd958877_cryptolocker.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-01-09_0f789f34a5f06f3837094b17cd958877_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-01-09_0f789f34a5f06f3837094b17cd958877_cryptolocker.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:3044 -
C:\Users\Admin\AppData\Local\Temp\misid.exe"C:\Users\Admin\AppData\Local\Temp\misid.exe"2⤵
- Executes dropped EXE
PID:2796
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
43KB
MD5002d7d87d6291014e1e5c5e5eb46bbf5
SHA1a4dd58abd8f29f4320209c9ef175e71fbcdc9146
SHA2564242042ce8ca669e3a5f69e48455845911e717fe6ff27ad913475ebd6dda5394
SHA51253c6d4abde673053fc445a2bb0f3535b9a5fadd6a480e4553da0fffff5bb493b5b3e843e94ab50442d6b2b8403a13d4f77d58905f7d5a4947465683384ae6144