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Analysis
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max time kernel
148s -
max time network
154s -
platform
windows7_x64 -
resource
win7-20240508-en -
resource tags
arch:x64arch:x86image:win7-20240508-enlocale:en-usos:windows7-x64system -
submitted
19/05/2024, 20:33
Static task
static1
Behavioral task
behavioral1
Sample
2024-05-19_d01f08169ca42213c00b812cab600fed_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-19_d01f08169ca42213c00b812cab600fed_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-19_d01f08169ca42213c00b812cab600fed_cryptolocker.exe
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Size
66KB
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MD5
d01f08169ca42213c00b812cab600fed
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SHA1
06d66ab599c8a2d1b93e6c19faab63bb939ddb1e
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SHA256
7c724da4ee2ced980a27bef2ebf2489c006b851fe89a760bec3ba60e2c1968d9
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SHA512
e15d3317a601ddaa8bd5a8c82a7f277250be46b3b3e60921367d8d0a53daddceb91141cf7f393995e4917611f742b1e34dbc341cdb1f2e33970806ed296321b8
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SSDEEP
1536:Tj+jsMQMOtEvwDpj5HmpJpOUHECgNMo0vp2l9tMPvdfGyG:TCjsIOtEvwDpj5HE/OUHnSMYn
Malware Config
Signatures
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Detection of CryptoLocker Variants 5 IoCs
resource yara_rule behavioral1/memory/1300-0-0x0000000000500000-0x000000000050E000-memory.dmp CryptoLocker_rule2 behavioral1/files/0x00090000000120ff-11.dat CryptoLocker_rule2 behavioral1/memory/3068-16-0x0000000000500000-0x000000000050E000-memory.dmp CryptoLocker_rule2 behavioral1/memory/1300-14-0x0000000000500000-0x000000000050E000-memory.dmp CryptoLocker_rule2 behavioral1/memory/3068-26-0x0000000000500000-0x000000000050E000-memory.dmp CryptoLocker_rule2 -
Detection of Cryptolocker Samples 5 IoCs
resource yara_rule behavioral1/memory/1300-0-0x0000000000500000-0x000000000050E000-memory.dmp CryptoLocker_set1 behavioral1/files/0x00090000000120ff-11.dat CryptoLocker_set1 behavioral1/memory/3068-16-0x0000000000500000-0x000000000050E000-memory.dmp CryptoLocker_set1 behavioral1/memory/1300-14-0x0000000000500000-0x000000000050E000-memory.dmp CryptoLocker_set1 behavioral1/memory/3068-26-0x0000000000500000-0x000000000050E000-memory.dmp CryptoLocker_set1 -
Executes dropped EXE 1 IoCs
pid Process 3068 misid.exe -
Loads dropped DLL 1 IoCs
pid Process 1300 2024-05-19_d01f08169ca42213c00b812cab600fed_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 1300 wrote to memory of 3068 1300 2024-05-19_d01f08169ca42213c00b812cab600fed_cryptolocker.exe 28 PID 1300 wrote to memory of 3068 1300 2024-05-19_d01f08169ca42213c00b812cab600fed_cryptolocker.exe 28 PID 1300 wrote to memory of 3068 1300 2024-05-19_d01f08169ca42213c00b812cab600fed_cryptolocker.exe 28 PID 1300 wrote to memory of 3068 1300 2024-05-19_d01f08169ca42213c00b812cab600fed_cryptolocker.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-05-19_d01f08169ca42213c00b812cab600fed_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-05-19_d01f08169ca42213c00b812cab600fed_cryptolocker.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:1300 -
C:\Users\Admin\AppData\Local\Temp\misid.exe"C:\Users\Admin\AppData\Local\Temp\misid.exe"2⤵
- Executes dropped EXE
PID:3068
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
66KB
MD557ffcec642a0c5d1e4d4c0a79fe87f65
SHA16b53536476d4d0f96a13bcc20484186fef3dbaf5
SHA25644a087d1c375cae07eb888f4dd16ea13caad77c7782f42bb49a5487697d10eaf
SHA512060d301093eefba0c8cd4915914d3afeab736676f9e57b84d8be644e972752128685fb7ccc1cf76a5cbabd487af100d1abf726ddcb4a2c3aaad89da009c1524d