Behavioral task
behavioral1
Sample
2024-03-12_43ab96935a07e8eae7aec9a70a89e411_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-03-12_43ab96935a07e8eae7aec9a70a89e411_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-12_43ab96935a07e8eae7aec9a70a89e411_cryptolocker
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Size
57KB
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MD5
43ab96935a07e8eae7aec9a70a89e411
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SHA1
7d0c92dc7ce800deb15991e82da13e168070b1f3
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SHA256
e78a72d730876000e926f756d7374363b9ee548bcca008007275bbff61fbb9b7
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SHA512
13bb3a907b8203655fe9ea3137d9d057d756867fa5a32ef7073d80511ff5fefdf9def27d5eedbc9532bb1052283d0ad403e84fdfec9a9985f71c98de95c976a7
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFeV0ZOfcpyv:zj+soPSMOtEvwDpj4yW
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 2024-03-12_43ab96935a07e8eae7aec9a70a89e411_cryptolocker
Files
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2024-03-12_43ab96935a07e8eae7aec9a70a89e411_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_CODE
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