Behavioral task
behavioral1
Sample
2024-06-14_941f52c344a51a4b3d4115d753a00e4a_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-06-14_941f52c344a51a4b3d4115d753a00e4a_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-06-14_941f52c344a51a4b3d4115d753a00e4a_cryptolocker
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Size
57KB
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MD5
941f52c344a51a4b3d4115d753a00e4a
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SHA1
0093242dbe625987403a0c6c03321137928365ab
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SHA256
7fe35d547f51c2a439178c912f3f84deeb504ac719956d10cc932f893acf37d7
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SHA512
68b0d2fde242878e564c805104e447b61484d669de30a20069fff6035107acc92b85d01e7590d4ecde30091bebf659580cbdd3f6c5a8d37472bd2b74061b0405
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjlgcSi:bP9g/xtCS3Dxx0m
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 2024-06-14_941f52c344a51a4b3d4115d753a00e4a_cryptolocker
Files
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2024-06-14_941f52c344a51a4b3d4115d753a00e4a_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