Behavioral task
behavioral1
Sample
2024-02-28_fc1a0ef595a24829d1553e6f1996245d_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-28_fc1a0ef595a24829d1553e6f1996245d_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-02-28_fc1a0ef595a24829d1553e6f1996245d_cryptolocker
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Size
105KB
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MD5
fc1a0ef595a24829d1553e6f1996245d
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SHA1
36529d7c1a5c8916ecdbad7be67882a885cf25fd
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SHA256
1489809b51bac4de67fd18769d7f10becbd91f07b4079100301a469a09f4e4a4
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SHA512
c6e1416a1fb61e920fe76f0b15cad2853c00752076fdb5ba166997cc21cfb80d4049c4c08c3c67f4ace85d7f35083e449a7886be3b3f12ce665d6c33b12820dd
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalRn5iF1j6GksgT:1nK6a+qdOOtEvwDpjC
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 2024-02-28_fc1a0ef595a24829d1553e6f1996245d_cryptolocker
Files
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2024-02-28_fc1a0ef595a24829d1553e6f1996245d_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