Behavioral task
behavioral1
Sample
2024-05-29_8df5565a06fa6600fb13aff9fae3baea_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-29_8df5565a06fa6600fb13aff9fae3baea_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-29_8df5565a06fa6600fb13aff9fae3baea_cryptolocker
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Size
81KB
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MD5
8df5565a06fa6600fb13aff9fae3baea
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SHA1
a7811876546ac645ace137fd28a5cb4c6bd6f532
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SHA256
a644bf04cdfb089023e5c256f23832559a36a73f10528909c5c0c6842a517600
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SHA512
a4492fa52b19c29d7d7c00dcb7ca1bb522c8b6e9a2c7a7482098b62e8dfdcb84a200ab1ff4aae595b0ea3672f4862d373bb9aa2a31e19c8b0e237ca16135c982
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJ0tq1ky7Qo:zCsanOtEvwDpjs
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 2024-05-29_8df5565a06fa6600fb13aff9fae3baea_cryptolocker
Files
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2024-05-29_8df5565a06fa6600fb13aff9fae3baea_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