Behavioral task
behavioral1
Sample
2024-03-11_314b3f63748fcc662892296e880d860e_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-11_314b3f63748fcc662892296e880d860e_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-11_314b3f63748fcc662892296e880d860e_cryptolocker
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Size
81KB
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MD5
314b3f63748fcc662892296e880d860e
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SHA1
4ec94cae58dff00773b8e52324ff5855038383f5
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SHA256
ba403cb28543cb239a73d6383d111f7c195a963f03c0c487ac10568710042f1d
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SHA512
20e710d870ff990f773469f2feec333c16ec7a665669e0f7cf200a8957a812dc02ee8fb8561850e02b11b8540aa26cda880e59d9d62fca2d39e5c3627cfe03a7
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky2d: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 2024-03-11_314b3f63748fcc662892296e880d860e_cryptolocker
Files
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2024-03-11_314b3f63748fcc662892296e880d860e_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