Behavioral task
behavioral1
Sample
2024-05-07_62800d73c111b7dce7a1a2ecf7b5399e_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-07_62800d73c111b7dce7a1a2ecf7b5399e_cryptolocker.exe
Resource
win10v2004-20240419-en
General
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Target
2024-05-07_62800d73c111b7dce7a1a2ecf7b5399e_cryptolocker
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Size
40KB
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MD5
62800d73c111b7dce7a1a2ecf7b5399e
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SHA1
9ae1b1b301e6bda2334ea5cd3d52acbd79da49be
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SHA256
a5d16d524aea85b576a13f6a55ad30236dc7df4cad6d4b9b3e9de6d6b7569927
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SHA512
35af5752d10a86700c6d753cc519b342afd069bf47e3f6f0e987435d3b5ced6dbd2f054b3481bb93bdd1e9247a42db81173ef39ed5154c123ca0017bfb6af129
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SSDEEP
384:ba74uGLLQRcsdeQ72ngEr4K7YmE8j6CQYnrz1ZhdaXFXSCVQTLfjDpXqxKHBb:ba74zYcgT/EkdCQgpwXFXSqQXfj0xKN
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
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 2024-05-07_62800d73c111b7dce7a1a2ecf7b5399e_cryptolocker
Files
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2024-05-07_62800d73c111b7dce7a1a2ecf7b5399e_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: 16KB - Virtual size: 28KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 8KB - 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