Behavioral task
behavioral1
Sample
2024-01-27_8dfffd1def4bc41ac35156b79d76efbf_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-27_8dfffd1def4bc41ac35156b79d76efbf_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-01-27_8dfffd1def4bc41ac35156b79d76efbf_cryptolocker
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Size
60KB
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MD5
8dfffd1def4bc41ac35156b79d76efbf
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SHA1
e7867b08f7a4224a2d1f5b48c857c4a467a8f4c0
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SHA256
b31edc2368d7c894b88b76e5a7ded9ec6bcd61334668f61dc10784d9f06473d6
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SHA512
e6b30cdf81f430c922d9ece7b7389135556a2a657d3f7e222e8e98edee399a15afc9a242ae873cca922109b56758146bba0621407a4a38402d17ee0d650e41dc
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SSDEEP
768:qImnjO6LsoEEeegiZPvEhHSG+g0Vum/kLyMro2GtOOtEvwDpj:qImnK6QFElP6n+g0AmddpMOtEvwDpj
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 2024-01-27_8dfffd1def4bc41ac35156b79d76efbf_cryptolocker
Files
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2024-01-27_8dfffd1def4bc41ac35156b79d76efbf_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: - Virtual size: 32KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE