Behavioral task
behavioral1
Sample
2024-01-24_2ef2fd4d6df95ef5ec9edd8da78ed64f_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-24_2ef2fd4d6df95ef5ec9edd8da78ed64f_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-24_2ef2fd4d6df95ef5ec9edd8da78ed64f_cryptolocker
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Size
54KB
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MD5
2ef2fd4d6df95ef5ec9edd8da78ed64f
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SHA1
0713dd81a0a7d7b69258e399d98b97b1291602d1
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SHA256
7d7b778dfbd078723ddd0684b3f96384fe93f4913a2c1a9f5dccc721477cc250
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SHA512
c552776ca1f62ec36085c5160f750251d578d5f9877951b2790e32d840be5ad74a93b279dd1c07d5fe940e62a80896e0f524df82737284b00aeca0049af400cf
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5axcEf:z6QFElP6n+gKmddpMOtEvwDpj9aYa5f
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 2024-01-24_2ef2fd4d6df95ef5ec9edd8da78ed64f_cryptolocker
Files
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2024-01-24_2ef2fd4d6df95ef5ec9edd8da78ed64f_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