Behavioral task
behavioral1
Sample
2024-05-21_fea721a19c6cde0502781092c538da9a_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-21_fea721a19c6cde0502781092c538da9a_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-21_fea721a19c6cde0502781092c538da9a_cryptolocker
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Size
52KB
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MD5
fea721a19c6cde0502781092c538da9a
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SHA1
4e1687d69528becb2d394fdf8bf44fd38d978251
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SHA256
ea6b50c8b6bd366dcb706752f5e0201ff6d02245e7e81b050c07d2ecc28371b2
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SHA512
9bed79e0b893394cd85541f5a4036fe8dc9e45ae369d731259c5820ba8c4affd535a4440a3631fa00a2e3a6da8d394726a3488a5e1de41bcea96bfe66ddde91e
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YY1J+OTOw:z6QFElP6n+gKmddpMOtEvwDpj31iw
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 2024-05-21_fea721a19c6cde0502781092c538da9a_cryptolocker
Files
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2024-05-21_fea721a19c6cde0502781092c538da9a_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