Behavioral task
behavioral1
Sample
2024-04-17_956816d0eb919eb6af0076a8624110ed_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-17_956816d0eb919eb6af0076a8624110ed_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-17_956816d0eb919eb6af0076a8624110ed_cryptolocker
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Size
54KB
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MD5
956816d0eb919eb6af0076a8624110ed
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SHA1
63576315b49998da1166a53966438ee69f1b8c83
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SHA256
002826b6c08e3c9cebe49d0f1779c69d848677c4c1d7b6f61465388e04059be3
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SHA512
ab6a9e816ec45e6586623793b57bee7efe4e95b6a7a14e97648fafd980f58d7e60ccd4e5de25a66570b1247ed84fbbd7c9ff15dce9ccf7e353814b55f6cd4469
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgULE:bP9g/xtCS3Dxx0t
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 2024-04-17_956816d0eb919eb6af0076a8624110ed_cryptolocker
Files
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2024-04-17_956816d0eb919eb6af0076a8624110ed_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