Behavioral task
behavioral1
Sample
2024-04-28_74a9a3f8b059169e4442d4601aaa1553_cryptolocker.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
2024-04-28_74a9a3f8b059169e4442d4601aaa1553_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-04-28_74a9a3f8b059169e4442d4601aaa1553_cryptolocker
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Size
65KB
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MD5
74a9a3f8b059169e4442d4601aaa1553
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SHA1
5b338633656974458bcae307e175ae97213a923b
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SHA256
e994c24a33da91fbf2458097a8c80bf7ccc7cc7060dbf0143bfcd97965ac4c2e
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SHA512
e8bce41f23a7653c64e9a3aaa8478b5d845584fb24c7ffb4153f997e1ebef5eb7bdf180d7a326979ec59798d05de42cbb86eb2cb2419cecd4a8d92f79cc4e10c
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjYZ8xDya:1nK6a+qdOOtEvwDpjN
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 2024-04-28_74a9a3f8b059169e4442d4601aaa1553_cryptolocker
Files
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2024-04-28_74a9a3f8b059169e4442d4601aaa1553_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