Behavioral task
behavioral1
Sample
2024-05-11_7cf8d8aab0eada5d7f60d7ab3dabfbe5_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-11_7cf8d8aab0eada5d7f60d7ab3dabfbe5_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-11_7cf8d8aab0eada5d7f60d7ab3dabfbe5_cryptolocker
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Size
40KB
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MD5
7cf8d8aab0eada5d7f60d7ab3dabfbe5
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SHA1
03ff34e4144a5d18cf2061eaffbea28fd6a575e5
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SHA256
e6b3fdf445f594038dc27ef1110d14e5753ecb1dd071d821a28bc24e41ae313c
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SHA512
abd3dfbf39639443090bea7043d22c7b5f51b0bd00043c21f436dbbc1ab5f8d7ebfb422dd5d15a950cf3bb634c883bbc3a840e102c9aae4c35a1734a41a79074
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SSDEEP
384:ba74uGLLQRcsdeQ72ngEr4K7YmE8j6CQYnrz1ZhdaXFXSCVQTLfjDpXqxKHB0:ba74zYcgT/EkdCQgpwXFXSqQXfj0xKu
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 2024-05-11_7cf8d8aab0eada5d7f60d7ab3dabfbe5_cryptolocker
Files
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2024-05-11_7cf8d8aab0eada5d7f60d7ab3dabfbe5_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