Behavioral task
behavioral1
Sample
2024-05-11_18f6774e7ea359ca60a69eeee63c77a6_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-05-11_18f6774e7ea359ca60a69eeee63c77a6_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-11_18f6774e7ea359ca60a69eeee63c77a6_cryptolocker
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Size
56KB
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MD5
18f6774e7ea359ca60a69eeee63c77a6
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SHA1
b4f17c9f0468ca8ea92d322d033b3b27ba77e938
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SHA256
0bb5964c648c43836ef45a65b343731f0351e9af64e8f1a0dacf7e9a7cd157ae
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SHA512
aec9e227ba788bbef66a220401699f678a080abc4fe21dffec83c86c3bf9309068dcd1ae92510556fb9b06867ca15249277901a2ee9863693f59b15c97474d24
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjl+S:bP9g/xtCS3Dxx0JS
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 2024-05-11_18f6774e7ea359ca60a69eeee63c77a6_cryptolocker
Files
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2024-05-11_18f6774e7ea359ca60a69eeee63c77a6_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