Behavioral task
behavioral1
Sample
2024-05-30_ca715b85ad4e112379c3768a79bce364_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-05-30_ca715b85ad4e112379c3768a79bce364_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-30_ca715b85ad4e112379c3768a79bce364_cryptolocker
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Size
56KB
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MD5
ca715b85ad4e112379c3768a79bce364
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SHA1
8e9e9a35dc4f80b677e387532096cdb11caf80c0
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SHA256
3f4086966bb60d19d64efc26eaa3148f788df1a1c4e474c598e947be58ccf047
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SHA512
a944d3863c4ee7624e4ac1e487a6e3b3d89d08a4664631bdf61bb298b392a9d4a2628e06edfb28208b95cbfdc7a076dfbd513baaf051e4503f7f54e5a0768b79
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjlYe:bP9g/xtCS3Dxx0Le
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 2024-05-30_ca715b85ad4e112379c3768a79bce364_cryptolocker
Files
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2024-05-30_ca715b85ad4e112379c3768a79bce364_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