Behavioral task
behavioral1
Sample
2024-04-19_a06b0531675c66871e4627d57d31c3cf_cryptolocker.exe
Resource
win7-20240319-en
Behavioral task
behavioral2
Sample
2024-04-19_a06b0531675c66871e4627d57d31c3cf_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-19_a06b0531675c66871e4627d57d31c3cf_cryptolocker
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Size
54KB
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MD5
a06b0531675c66871e4627d57d31c3cf
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SHA1
6e7f37609c8093d0e28bf2c05441acd2290a2358
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SHA256
ba3d276cc68e5830e274aedc1e60e7595669083b5e5dd22324633abe5deca329
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SHA512
77f7c1cf59d2b31f9ea00302128ec4cc342d929d38995347c09da7e659e7a859612ee759f0a6e309d25b222817396a6908fc6f06c489dfead3db4844c9f6cdaa
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjlVOwY:bP9g/xtCS3Dxx09wY
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 2024-04-19_a06b0531675c66871e4627d57d31c3cf_cryptolocker
Files
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2024-04-19_a06b0531675c66871e4627d57d31c3cf_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