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Analysis
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max time kernel
148s -
max time network
149s -
platform
windows7_x64 -
resource
win7-20240220-en -
resource tags
arch:x64arch:x86image:win7-20240220-enlocale:en-usos:windows7-x64system -
submitted
18/03/2024, 21:24
Static task
static1
Behavioral task
behavioral1
Sample
2024-03-18_0c6bd53dd3bffbb0294ab15bb07cbb61_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-03-18_0c6bd53dd3bffbb0294ab15bb07cbb61_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-18_0c6bd53dd3bffbb0294ab15bb07cbb61_cryptolocker.exe
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Size
92KB
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MD5
0c6bd53dd3bffbb0294ab15bb07cbb61
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SHA1
f1afbf28f9e767d00f454f1ec3fc5dfac2ed82cf
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SHA256
e7acaaee10b41d4bfd135d5f0842f9cd29a9b0805d303b902df1d36be0e507ff
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SHA512
26d51d365d05250c27eecf425555c2b6e66bf435e522470034a32548081eaff8db2ccd6a8a759b6e1d8f4394330f30f89a2c739aef4690053201567405aad3fb
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SSDEEP
1536:V6QFElP6n+gMQMOtEvwDpjQGYQbN/PKwMg1:V6a+pOtEvwDpjtz5
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule behavioral1/files/0x000c000000012331-10.dat CryptoLocker_rule2 -
Detection of Cryptolocker Samples 1 IoCs
resource yara_rule behavioral1/files/0x000c000000012331-10.dat CryptoLocker_set1 -
Executes dropped EXE 1 IoCs
pid Process 2176 asih.exe -
Loads dropped DLL 1 IoCs
pid Process 2968 2024-03-18_0c6bd53dd3bffbb0294ab15bb07cbb61_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 2968 wrote to memory of 2176 2968 2024-03-18_0c6bd53dd3bffbb0294ab15bb07cbb61_cryptolocker.exe 28 PID 2968 wrote to memory of 2176 2968 2024-03-18_0c6bd53dd3bffbb0294ab15bb07cbb61_cryptolocker.exe 28 PID 2968 wrote to memory of 2176 2968 2024-03-18_0c6bd53dd3bffbb0294ab15bb07cbb61_cryptolocker.exe 28 PID 2968 wrote to memory of 2176 2968 2024-03-18_0c6bd53dd3bffbb0294ab15bb07cbb61_cryptolocker.exe 28
Processes
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C:\Users\Admin\AppData\Local\Temp\2024-03-18_0c6bd53dd3bffbb0294ab15bb07cbb61_cryptolocker.exe"C:\Users\Admin\AppData\Local\Temp\2024-03-18_0c6bd53dd3bffbb0294ab15bb07cbb61_cryptolocker.exe"1⤵
- Loads dropped DLL
- Suspicious use of WriteProcessMemory
PID:2968 -
C:\Users\Admin\AppData\Local\Temp\asih.exe"C:\Users\Admin\AppData\Local\Temp\asih.exe"2⤵
- Executes dropped EXE
PID:2176
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
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Downloads
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Filesize
92KB
MD55dd0cec4c92c3156930920c326ff2fe7
SHA1188e1c0140b8dbddf3427dbc4f2f7db099561a13
SHA2563801ea5b321c14153230518c4361c8ed48b3e479b8899927e250d14220e2a1c6
SHA512f561c5dfffab2801fa58fb5b4d389952a20308c03eb14bca5f851192dbc9b6315853315876fcb08c09236ef0bba32bcf37dbbcb6c0196baec93cfae915f9e636