Behavioral task
behavioral1
Sample
2024-04-15_535cfce64cc94ebe6fa6dd98da4dd909_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-15_535cfce64cc94ebe6fa6dd98da4dd909_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-15_535cfce64cc94ebe6fa6dd98da4dd909_cryptolocker
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Size
84KB
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MD5
535cfce64cc94ebe6fa6dd98da4dd909
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SHA1
499228b0b6ebc4a2a207dbe4408fc5845efca787
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SHA256
8aba89d9cc9966eb1ade98dbd05950ce8986642689f4746040be08b777386226
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SHA512
b7c5ee492a4b6d2409b73f6e1b072bd18a0d3897fa4119bb9845805b77aae3a4048c292dee11bf653b35ed1f8c8416e3bfcd57ee3f72e8f8377bc41d4c7104f9
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOT7vM5Rg:T6a+rdOOtEvwDpjN9
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 2024-04-15_535cfce64cc94ebe6fa6dd98da4dd909_cryptolocker
Files
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2024-04-15_535cfce64cc94ebe6fa6dd98da4dd909_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
IMAGE_FILE_DEBUG_STRIPPED
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.imports Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE