Behavioral task
behavioral1
Sample
2024-04-17_fc028262d2c67c32a7bc8f68aee5f5bc_cryptolocker.exe
Resource
win7-20240319-en
Behavioral task
behavioral2
Sample
2024-04-17_fc028262d2c67c32a7bc8f68aee5f5bc_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-17_fc028262d2c67c32a7bc8f68aee5f5bc_cryptolocker
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Size
72KB
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MD5
fc028262d2c67c32a7bc8f68aee5f5bc
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SHA1
95b92b73a0407267a78c9e3466746ac96c6ad623
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SHA256
bdf5fc63c9eb11505b9d17763c85e57908d493d562e1613ec113ef15dd78c8f6
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SHA512
383a39b8fbaa7dba10148bce7f93cdf4dc01c79b0c5525492b26b115dd7f00475d9b529da26d4e31fad97a2a57590886748b122cbc20c8e7a2b449068f5c9146
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj9aYaFAeBt:z6a+CdOOtEvwDpjQf
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
Detection of Cryptolocker Samples 1 IoCs
resource yara_rule sample CryptoLocker_set1 -
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 2024-04-17_fc028262d2c67c32a7bc8f68aee5f5bc_cryptolocker
Files
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2024-04-17_fc028262d2c67c32a7bc8f68aee5f5bc_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: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - 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
.imports Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE