Behavioral task
behavioral1
Sample
2024-01-29_4a9aa85f9172bab2034e6c96558ac30f_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-29_4a9aa85f9172bab2034e6c96558ac30f_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-01-29_4a9aa85f9172bab2034e6c96558ac30f_cryptolocker
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Size
64KB
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MD5
4a9aa85f9172bab2034e6c96558ac30f
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SHA1
bfea89e1c39097e3b9d72cefdcbc14dcffa4e1b9
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SHA256
d30d4e633efacd8f9d4fc8f12d9a078d02cd3a506805aa14b8eb4d7b6575d0fd
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SHA512
05f128a73160cb68cbb8881d457547a2f55de9da5c9c1f370d006ded22c6e19c5a7d80bb757722c9d763343f5605f6b7b5e14addec1052b57a730f8220e27ab6
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjY6UI:1nK6a+qdOOtEvwDpjd
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 2024-01-29_4a9aa85f9172bab2034e6c96558ac30f_cryptolocker
Files
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2024-01-29_4a9aa85f9172bab2034e6c96558ac30f_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