Behavioral task
behavioral1
Sample
2024-02-19_8c1255a1673b4e623325e93fc4d503cc_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-19_8c1255a1673b4e623325e93fc4d503cc_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-19_8c1255a1673b4e623325e93fc4d503cc_cryptolocker
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Size
58KB
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MD5
8c1255a1673b4e623325e93fc4d503cc
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SHA1
62a58e12844d8ffe295f4b7711fc370af9814ebf
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SHA256
11e729e3d22bf9606cc7abe537a3422983e67f0c2caf32bc7363cf7f0f5525b6
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SHA512
6c5ee536763562f304bae983a925126d0b6678e8f8bfad2fdcd6bf426bad903ce7d7528bb8443bb98c8d4f7985c590d6ec5354e83dd81a14955d01b03c4b4f99
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5appgcm6:z6QFElP6n+gKmddpMOtEvwDpj9aYaQ36
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 2024-02-19_8c1255a1673b4e623325e93fc4d503cc_cryptolocker
Files
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2024-02-19_8c1255a1673b4e623325e93fc4d503cc_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