Behavioral task
behavioral1
Sample
2024-02-21_34ac5ed769352acb8fbc747310f3982a_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-02-21_34ac5ed769352acb8fbc747310f3982a_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-21_34ac5ed769352acb8fbc747310f3982a_cryptolocker
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Size
116KB
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MD5
34ac5ed769352acb8fbc747310f3982a
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SHA1
2258329e8bffbfe6a72a9be5e8c5a2ed9372e15c
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SHA256
3949175aa121390f9e0ae82b359e83b232ba30dd85dc5fb4c24a617bca8fc055
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SHA512
a23aae401a4d833dbbf561904fb2d7b7f77e75cd0bd77fe81587b243bc78665dab7bcf7b3de542594031079d270be6212f1d87c383fb0ef80e797a54f10c6449
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp01nt:z6a+CdOOtEvwDpjczP
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
Detection of Cryptolocker Samples 1 IoCs
resource yara_rule sample CryptoLocker_set1 -
UPX dump on OEP (original entry point) 1 IoCs
resource yara_rule sample UPX -
resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-02-21_34ac5ed769352acb8fbc747310f3982a_cryptolocker
Files
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2024-02-21_34ac5ed769352acb8fbc747310f3982a_cryptolocker.exe windows:5 windows x86 arch:x86
Headers
File Characteristics
IMAGE_FILE_RELOCS_STRIPPED
IMAGE_FILE_EXECUTABLE_IMAGE
IMAGE_FILE_LINE_NUMS_STRIPPED
IMAGE_FILE_LOCAL_SYMS_STRIPPED
IMAGE_FILE_32BIT_MACHINE
IMAGE_FILE_DEBUG_STRIPPED
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.imports Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE