Behavioral task
behavioral1
Sample
20240521a80945bf7c06bf23d13abf977b905a70cryptolocker.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
20240521a80945bf7c06bf23d13abf977b905a70cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
20240521a80945bf7c06bf23d13abf977b905a70cryptolocker.exe
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Size
41KB
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MD5
a80945bf7c06bf23d13abf977b905a70
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SHA1
cf07a379ff39255eeaf347d4cd6c7d6c662256fc
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SHA256
055212fd72dd86b5bf48cc68fa2da69d7e49edcfa6b331d38cb056473fb774f2
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SHA512
f4038edc8bb4ee27e9f9f1358cf33b30bbcdf29be44b1a6d5fb37d3b774316793289d5d0d578f0792be0ead23ec2b768d8367798604aa7f70296c29b9a030f0e
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SSDEEP
768:ba74zYcgT/EkdCQgpwXFXSqQXfj0xKPMV:ba6YcA/Xk3wXFXSqAJa
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 20240521a80945bf7c06bf23d13abf977b905a70cryptolocker.exe
Files
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20240521a80945bf7c06bf23d13abf977b905a70cryptolocker.exe.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: 16KB - Virtual size: 28KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 8KB - 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