Behavioral task
behavioral1
Sample
2024-03-16_b3e7b5a3131366f18c30d52c6f367fab_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-16_b3e7b5a3131366f18c30d52c6f367fab_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-16_b3e7b5a3131366f18c30d52c6f367fab_cryptolocker
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Size
106KB
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MD5
b3e7b5a3131366f18c30d52c6f367fab
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SHA1
e5fda78720d307322c979fcd530d2cc1288d0218
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SHA256
7f81012a68eaddad29f5ae3f11327c4441da07bca728722b67d934af0ea3c044
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SHA512
5a7662b9d5e0d25b6eeecc6712f7446c0e75283e9925790dd12742e8eea005f7215a3428ebb65045dd115785cd9557d91a8cfa8d724e70e8cb74173cd1464c4b
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalRn5iF1j6Gksueet:1nK6a+qdOOtEvwDpja
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 2024-03-16_b3e7b5a3131366f18c30d52c6f367fab_cryptolocker
Files
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2024-03-16_b3e7b5a3131366f18c30d52c6f367fab_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