Behavioral task
behavioral1
Sample
2024-05-25_974d4034ab7c2f4f91e772833425d093_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-25_974d4034ab7c2f4f91e772833425d093_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-25_974d4034ab7c2f4f91e772833425d093_cryptolocker
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Size
56KB
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MD5
974d4034ab7c2f4f91e772833425d093
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SHA1
f4a42c7c0ed622731af00c0ae8157e0f73cc69aa
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SHA256
926f6d0aa4c40d980d04fe3304c81efb9ffccc8e41b944e25a255609bdc389c4
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SHA512
f6d427b639f06ca9f300d9898ead00ff3b58b22ebb1d4247cdbbd74fbb7b0f743c62f39ec9fce169057ba6de5dbfeb6f71ed98bf29a939322836a5630a5be4d6
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjlp:bP9g/xtCS3Dxx0W
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
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 2024-05-25_974d4034ab7c2f4f91e772833425d093_cryptolocker
Files
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2024-05-25_974d4034ab7c2f4f91e772833425d093_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: 17KB - Virtual size: 24KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 12KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 9KB - 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