Behavioral task
behavioral1
Sample
2024-03-10_4f694feaaad6f4a4daec3303a798860e_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-10_4f694feaaad6f4a4daec3303a798860e_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-10_4f694feaaad6f4a4daec3303a798860e_cryptolocker
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Size
98KB
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MD5
4f694feaaad6f4a4daec3303a798860e
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SHA1
aa69d2f351d375ad832df91501295e5ef30de48c
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SHA256
613610ea14d52b816abb9e73699b5cfff20e13157b9d893b4720f96a58b30ea5
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SHA512
083e3d8e36b1a4bcf5f3975adb54c911fcab907e636b2ee5d33e156eefcc92dd0777524537babdfbc96448680f957fd736128e79a82c945aa4b13b89be1164e1
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjuvQML:zCsanOtEvwDpjX
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 2024-03-10_4f694feaaad6f4a4daec3303a798860e_cryptolocker
Files
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2024-03-10_4f694feaaad6f4a4daec3303a798860e_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