Behavioral task
behavioral1
Sample
2024-01-18_477c866bf266a98a5e9008e5e27d8795_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-18_477c866bf266a98a5e9008e5e27d8795_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-18_477c866bf266a98a5e9008e5e27d8795_cryptolocker
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Size
67KB
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MD5
477c866bf266a98a5e9008e5e27d8795
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SHA1
64279fc2e546bcfffc429f42e62f4939f8c435dc
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SHA256
acca1bb4b3c8b133757d37d2755282178113c2fc1f867a84edefcf45b3896264
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SHA512
98cae340ba46a8c82dafe6db2a6cbd73f3f846ebd7421f4b06b70f3df4ced8f5ae3570963521ddd8f73383433b264c78c4846689d1ad2c04d9ac5ba411f565d5
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj9aYaFAeBl:z6a+CdOOtEvwDpjQH
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 2024-01-18_477c866bf266a98a5e9008e5e27d8795_cryptolocker
Files
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2024-01-18_477c866bf266a98a5e9008e5e27d8795_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