Behavioral task
behavioral1
Sample
2024-05-09_3c5b084d343a5fdd669cf53a6d107ac9_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-05-09_3c5b084d343a5fdd669cf53a6d107ac9_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-09_3c5b084d343a5fdd669cf53a6d107ac9_cryptolocker
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Size
56KB
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MD5
3c5b084d343a5fdd669cf53a6d107ac9
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SHA1
fba10ae2abd74f9c457515ef8e11ccd5f38bf916
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SHA256
ab0cb38b71fc3a8cb24fa79c5f24eb7895397a40ad2107b6b5950a31a7806b99
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SHA512
2701758f390ee57f821c27628b97c236d0137eaaa12681584e6de7f8ad14e54f814e390d23b519a2ec975b27e9bcf01d82e97d02614e1c05eb9df076307da6ac
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjNL:bP9g/xtCS3Dxx0A
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 2024-05-09_3c5b084d343a5fdd669cf53a6d107ac9_cryptolocker
Files
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2024-05-09_3c5b084d343a5fdd669cf53a6d107ac9_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