Behavioral task
behavioral1
Sample
2024-03-11_e40ec8e6606f9e556621251ea4a91f05_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-03-11_e40ec8e6606f9e556621251ea4a91f05_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-03-11_e40ec8e6606f9e556621251ea4a91f05_cryptolocker
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Size
108KB
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MD5
e40ec8e6606f9e556621251ea4a91f05
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SHA1
3a746cc9bcd0e1c6ad8ec4bd65d9715d63a38b84
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SHA256
f69a7465654d966d32c834609c8f44975b42d6d8dc145323fc85ef9076daf00c
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SHA512
d7ae9578e7b3d32cf4a7660d61132c2c21403a241be0c12e2bae7214ebeb56ac117055da89aeb0e4736050fd8d849c88999a1c359b2d9d359a30f5ede188e20f
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalRn5iF1j6GkszfE:1nK6a+qdOOtEvwDpjQ
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 2024-03-11_e40ec8e6606f9e556621251ea4a91f05_cryptolocker
Files
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2024-03-11_e40ec8e6606f9e556621251ea4a91f05_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