Behavioral task
behavioral1
Sample
2024-04-05_28081de0075aa77d976e80832a850545_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-05_28081de0075aa77d976e80832a850545_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-05_28081de0075aa77d976e80832a850545_cryptolocker
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Size
97KB
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MD5
28081de0075aa77d976e80832a850545
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SHA1
1d2ec428fffecf35e29efe6730fc4dbee6d92adc
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SHA256
8a484705db6fd5a301485279de404c6eb49429f8bd68b0f0a2d32029a84988dd
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SHA512
4b24ad123ee80d0aa3a21315a3b2ed6122a7b6d3c2bd3b42515f5598e608996341c4982ae5483babc7c5cdfbd75013f942777bdbabac63166a4385449dc372d3
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbbr/Bj:z6a+CdOOtEvwDpjcB
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 2024-04-05_28081de0075aa77d976e80832a850545_cryptolocker
Files
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2024-04-05_28081de0075aa77d976e80832a850545_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