Static task
static1
Behavioral task
behavioral1
Sample
2024-02-23_77d91057c81a2b227b5b80b98390a57d_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-02-23_77d91057c81a2b227b5b80b98390a57d_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-23_77d91057c81a2b227b5b80b98390a57d_cryptolocker
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Size
61KB
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MD5
77d91057c81a2b227b5b80b98390a57d
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SHA1
f3b470406966b8dd1e5873db152a89ea2eb0bc27
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SHA256
b4a06ee135dbb7f96fc255b070267baa6c1ebc8ddddb7b4c240677c66ffc04f1
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SHA512
7c32db533889412ec796137644aa7bfd98e721ca3f35fc3f003327c535d6f975e295fa0097974b0a4cb9ef85f5dce226f2e80e5ad8776c41cfe178aafb1132b6
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SSDEEP
1536:qmbhXDmjr5MOtEvwDpj5cDtKkQZQRKb61vSbgtskP85:BbdDmjr+OtEvwDpjM8R
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 -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-02-23_77d91057c81a2b227b5b80b98390a57d_cryptolocker
Files
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2024-02-23_77d91057c81a2b227b5b80b98390a57d_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
Sections
bUItIFMf Size: - Virtual size: 36KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
QNhjSkbP Size: 12KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE