Behavioral task
behavioral1
Sample
2024-04-08_795bf4a7dc36974b4353b500772db860_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-04-08_795bf4a7dc36974b4353b500772db860_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-08_795bf4a7dc36974b4353b500772db860_cryptolocker
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Size
58KB
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MD5
795bf4a7dc36974b4353b500772db860
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SHA1
43025a4cbd8d12e35ee48b90b8bb162150564144
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SHA256
a0e6446d28363ea9fc51dc755cb83cab765eb3e93c6bd8e608cca8230638123a
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SHA512
9aad4e6790a7d9de4e81fded52dcf7c8fa84dec6f644663ce655e8f02b022cda8f3e46739bd880c8a6ee48db4b61949ad7018129261e4c0056b8fe2fd0777f25
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj9aYazbk0:z6a+CdOOtEvwDpjQn
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 2024-04-08_795bf4a7dc36974b4353b500772db860_cryptolocker
Files
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2024-04-08_795bf4a7dc36974b4353b500772db860_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_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