Behavioral task
behavioral1
Sample
2024-04-19_54c6e5261ca0d424e3784413e1978c4c_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-19_54c6e5261ca0d424e3784413e1978c4c_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-19_54c6e5261ca0d424e3784413e1978c4c_cryptolocker
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Size
51KB
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MD5
54c6e5261ca0d424e3784413e1978c4c
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SHA1
c3b9286e8abcb11d8d09ecc1577756558aa6c6d5
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SHA256
69e5728a5cefb42be9544fd9360520eb2ec5d886b1de2db05f07b274adf6d282
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SHA512
0c74378da76bc015939d0bf988372a557dc7b4db6ae29e8aeeedb81835cb4960e9248bab5faffa317f01a0d8ff06c3d40ab0a28e101bf355e0655cb74c09f53d
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YY1J+OTOg:z6QFElP6n+gKmddpMOtEvwDpj31ig
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 2024-04-19_54c6e5261ca0d424e3784413e1978c4c_cryptolocker
Files
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2024-04-19_54c6e5261ca0d424e3784413e1978c4c_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