Behavioral task
behavioral1
Sample
2024-03-11_88ad397c3e4967b5372db4fec814bdf5_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-03-11_88ad397c3e4967b5372db4fec814bdf5_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-11_88ad397c3e4967b5372db4fec814bdf5_cryptolocker
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Size
56KB
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MD5
88ad397c3e4967b5372db4fec814bdf5
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SHA1
700596247977a4a8eb29a29897d7579ae8e64441
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SHA256
b4b37db429d3c806f7737803cf1fb82a939e8f1cadfdc0b3ae7b27212c7a217e
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SHA512
1df22a3bf61e01a3cb950a9f2d88075cec607f6e9507cdd66a5702dc59b068f1c0b712c2e668af9609b02fa6cd0f1f9c79a82785e24f9f24668419ec1ff8c819
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5axcE9Go:z6QFElP6n+gKmddpMOtEvwDpj9aYa591
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 2024-03-11_88ad397c3e4967b5372db4fec814bdf5_cryptolocker
Files
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2024-03-11_88ad397c3e4967b5372db4fec814bdf5_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