Behavioral task
behavioral1
Sample
2024-02-19_488036bb36f2b9057deaad6ee72159b5_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-19_488036bb36f2b9057deaad6ee72159b5_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-02-19_488036bb36f2b9057deaad6ee72159b5_cryptolocker
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Size
105KB
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MD5
488036bb36f2b9057deaad6ee72159b5
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SHA1
d3b5d556a4c98ef087b2d8c1617733d4c67f3476
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SHA256
44e409def2bfd4bc6cd7e54c172e7dd93d5f6f7bc7aea4239178f81f5d0fab96
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SHA512
58a3fea31191cbad672209f71edff8bb3aa9e6ac623a3f9cea035f131dc0ce0ea7721c39d8b0d55f35b92f02f314252cd17990b5af60832e11fd94afbf9f23cf
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalRn5iF1j6GksueeN:1nK6a+qdOOtEvwDpjS
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 2024-02-19_488036bb36f2b9057deaad6ee72159b5_cryptolocker
Files
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2024-02-19_488036bb36f2b9057deaad6ee72159b5_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