Behavioral task
behavioral1
Sample
2024-03-19_4581465b7b358e641ccb079f73443515_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-19_4581465b7b358e641ccb079f73443515_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-03-19_4581465b7b358e641ccb079f73443515_cryptolocker
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Size
49KB
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MD5
4581465b7b358e641ccb079f73443515
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SHA1
58682bfdd863f4aba69a4db5ef6c76d98aa245d9
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SHA256
7ca37424408f05369cf13ef4c0940562e4c3d026e02ad106eeec2ed6eeadb060
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SHA512
a83dead7a0c4c465a4ce35e84295fa84214c020c651a2ab5723133f4ac1a9786e5ad9c467b91f430283ad51e83becb2e61fe199936660747b406966b9c139545
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YY1J+Oa:z6QFElP6n+gKmddpMOtEvwDpj31a
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 2024-03-19_4581465b7b358e641ccb079f73443515_cryptolocker
Files
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2024-03-19_4581465b7b358e641ccb079f73443515_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