Behavioral task
behavioral1
Sample
2024-02-20_803422ebe0e8612b67e1a7b89c2d3a88_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-20_803422ebe0e8612b67e1a7b89c2d3a88_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-02-20_803422ebe0e8612b67e1a7b89c2d3a88_cryptolocker
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Size
65KB
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MD5
803422ebe0e8612b67e1a7b89c2d3a88
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SHA1
35db613a5e12a939e8c98a2a88513c393d22ca8c
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SHA256
df75e6b2d8b5721a160338f3cfe3f9b7620ff1c0818d6ad2dfd8da9c2c8c834c
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SHA512
718d7bf4f0d5085992ea3c2f3b67ee9105e93bda016baeee1463c851f3fb48128559fa3396c6d6c8269b8eae04352192ece461174c87fea6560eba63f2e4e735
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjY6U7r:1nK6a+qdOOtEvwDpjm
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 2024-02-20_803422ebe0e8612b67e1a7b89c2d3a88_cryptolocker
Files
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2024-02-20_803422ebe0e8612b67e1a7b89c2d3a88_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