Behavioral task
behavioral1
Sample
2024-04-28_43c8ba42692a19c235e6ad3c28771053_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-04-28_43c8ba42692a19c235e6ad3c28771053_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-28_43c8ba42692a19c235e6ad3c28771053_cryptolocker
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Size
57KB
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MD5
43c8ba42692a19c235e6ad3c28771053
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SHA1
a4d710caffcb6c108acd4dab1972e5ca313f5f5c
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SHA256
88f9152f68d7c959d7ad97de2d5f93ee26e67d034f923759727a661617bb41e7
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SHA512
2696a2bc6162d6cba68408c43cbdac52f74088504624b1d3858126a4629a165f7816b6db4a917392bac9fb14219c0ac45e04fe86f0e9ac4b0ed6f2c27821d5d7
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gzum/kLyMro2GtOOtEvwDpj/YMLam5ax+Nz:z6QFElP6n+gKmddpMOtEvwDpj9aYa0
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 2024-04-28_43c8ba42692a19c235e6ad3c28771053_cryptolocker
Files
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2024-04-28_43c8ba42692a19c235e6ad3c28771053_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