Behavioral task
behavioral1
Sample
2024-05-15_4edcfc9ca529a7305f1fdc85a7ff4620_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-05-15_4edcfc9ca529a7305f1fdc85a7ff4620_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-15_4edcfc9ca529a7305f1fdc85a7ff4620_cryptolocker
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Size
84KB
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MD5
4edcfc9ca529a7305f1fdc85a7ff4620
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SHA1
3004545c532e4290a5bfc054076c665906c24127
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SHA256
dd66bad89096bb2d11929fec691ecab7da4fa82bfa645370646e788f76e7998e
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SHA512
5d111429c974ac9ce85da37de21026a61339a04b0fbc61c97cfab327dd5aea270e20c48b9889cc1960bb88be200699f202b16f5bd6b958750aff5e74b9568b03
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyJS1S:zCsanOtEvwDpjs
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 2024-05-15_4edcfc9ca529a7305f1fdc85a7ff4620_cryptolocker
Files
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2024-05-15_4edcfc9ca529a7305f1fdc85a7ff4620_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: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - 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