Behavioral task
behavioral1
Sample
2024-02-23_64aa8afd330d91e2d5d347c1d437cb86_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-23_64aa8afd330d91e2d5d347c1d437cb86_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-23_64aa8afd330d91e2d5d347c1d437cb86_cryptolocker
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Size
58KB
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MD5
64aa8afd330d91e2d5d347c1d437cb86
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SHA1
646459930e5c2243ac07eaaaaf415dd93bc731c7
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SHA256
a346577eacb469dcfcc3c6054ef6ca6f35ee113846f8b201d616700e85e83b60
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SHA512
352a96d8258b6bb075601c8ac3c5440091d71a5d9b35a838c6ff00e92160e7f87abf079cb250f94b8ed5c1a9fe26bc8459449c9763775cf5e7a08cca521f4f89
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5appOq0r7z:z6QFElP6n+gKmddpMOtEvwDpj9aYalo
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 2024-02-23_64aa8afd330d91e2d5d347c1d437cb86_cryptolocker
Files
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2024-02-23_64aa8afd330d91e2d5d347c1d437cb86_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