Behavioral task
behavioral1
Sample
2024-04-24_54fdb8f297e0fcab37835cd95564f797_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-04-24_54fdb8f297e0fcab37835cd95564f797_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-24_54fdb8f297e0fcab37835cd95564f797_cryptolocker
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Size
64KB
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MD5
54fdb8f297e0fcab37835cd95564f797
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SHA1
a38771311c83d56851f4367fb0743d4e2de908b9
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SHA256
b392447a070ff2413a7e70e1f767ea70f09d97669c5b596311aaee87542ceb18
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SHA512
dcf3e524a827f06a0502782d7f09000b207f1521af1d22aabf02a2db58b124eb14eaa47c4ce49e1e25f633026ca9c0542a2b7c7e58638d597bcbed93d769a8bf
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjYZ8xD9:1nK6a+qdOOtEvwDpj3
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 2024-04-24_54fdb8f297e0fcab37835cd95564f797_cryptolocker
Files
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2024-04-24_54fdb8f297e0fcab37835cd95564f797_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
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ap0x Size: 1024B - Virtual size: 785B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE