Behavioral task
behavioral1
Sample
2024-04-11_fca3b0d56fe86f4d6ac1aaabb2aa6517_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-11_fca3b0d56fe86f4d6ac1aaabb2aa6517_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-11_fca3b0d56fe86f4d6ac1aaabb2aa6517_cryptolocker
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Size
66KB
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MD5
fca3b0d56fe86f4d6ac1aaabb2aa6517
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SHA1
b5abc65ab75817129b31fee10edd9bcebb8487c3
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SHA256
404abc6b9f0b3eb88013389164ad0fd232913736ed4f16847983704e00b70643
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SHA512
5bd0d3f58cdc3e3fb6d29384d31f69a8d1ca58083cd4d8b789f2b978d84be331c8972bc6dd20eaba86b4a9a50f0109760bb49f44061278c123e6fe426e164e76
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjYibAoQRhF:1nK6a+qdOOtEvwDpj6
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 2024-04-11_fca3b0d56fe86f4d6ac1aaabb2aa6517_cryptolocker
Files
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2024-04-11_fca3b0d56fe86f4d6ac1aaabb2aa6517_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