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Analysis
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max time kernel
0s -
max time network
137s -
platform
windows7_x64 -
resource
win7-20231215-en -
resource tags
arch:x64arch:x86image:win7-20231215-enlocale:en-usos:windows7-x64system -
submitted
05/01/2024, 05:45
Static task
static1
Behavioral task
behavioral1
Sample
2024-01-01_80193361f8eb17ca96007aa778d470a7_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-01_80193361f8eb17ca96007aa778d470a7_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-01_80193361f8eb17ca96007aa778d470a7_cryptolocker.exe
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Size
41KB
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MD5
80193361f8eb17ca96007aa778d470a7
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SHA1
478ee6a11df47b037b63f72aae8bc4339cad977a
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SHA256
9703b362caf1b570eda5d86f79359935d4a4d5e1eaf378d23fc6fe2e346f51ad
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SHA512
f497969f9160d8c0d899b054f94b390d981f0b218e2c1676fa59ab50f8b92ed167dbab7928690ed2c9c82bb2eb566db0b78e7d07a677b0f83fc21c857b3c0ca9
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SSDEEP
384:e/4wODQkzonAYsju5N/surDQtOOtEvwDpjqIGROqS/WccJVJwi2B5cG:79inqyNR/QtOOtEvwDpjBKccJVODvcG
Malware Config
Signatures
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Executes dropped EXE 1 IoCs
pid Process 3008 asih.exe -
Loads dropped DLL 1 IoCs
pid Process 2976 2024-01-01_80193361f8eb17ca96007aa778d470a7_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 2976 wrote to memory of 3008 2976 2024-01-01_80193361f8eb17ca96007aa778d470a7_cryptolocker.exe 14 PID 2976 wrote to memory of 3008 2976 2024-01-01_80193361f8eb17ca96007aa778d470a7_cryptolocker.exe 14 PID 2976 wrote to memory of 3008 2976 2024-01-01_80193361f8eb17ca96007aa778d470a7_cryptolocker.exe 14 PID 2976 wrote to memory of 3008 2976 2024-01-01_80193361f8eb17ca96007aa778d470a7_cryptolocker.exe 14
Processes
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C:\Users\Admin\AppData\Local\Temp\asih.exe"C:\Users\Admin\AppData\Local\Temp\asih.exe"1⤵
- Executes dropped EXE
PID:3008
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C:\Users\Admin\AppData\Local\Temp\2024-01-01_80193361f8eb17ca96007aa778d470a7_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-01-01_80193361f8eb17ca96007aa778d470a7_cryptolocker.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2976
Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
784B
MD579775e9c3785449a5363f0fb66bf4213
SHA1bef2490a350e9919a17c76ca629afdea7af33144
SHA256e543df0c1807d3075054fb2faafb0fa14cdfb63b7a741a167452d5e125db84a2
SHA512326ee9750bff0b56412296688ce2eeeadb8bd528761083f46633efa66594b1ff8150ad4f4a9e573780dcd6935fd4c8251a8e15b1e3d310bb9a987d62cce7e26d
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Filesize
1KB
MD5af9ae036474a0348b5b8a8f38f23d8dc
SHA1710aae8f388f03c7d91f99920d4256c052587a76
SHA2565a6bd0d7cbda04e83a310e2396aa41053284c681e2f48fb666f8794e4a1a06fc
SHA51296eda28e573c0dbec9f96cbd0e7b08b479bbad3d82c8783bc920746a80a3a29e8baf50aa90cff9cabae49cb340c61eaa140edef7cdba21b135ade51f932aa64b