Behavioral task
behavioral1
Sample
2024-03-28_fb29b384587471aaa2ddd9e935a2ee61_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-03-28_fb29b384587471aaa2ddd9e935a2ee61_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-28_fb29b384587471aaa2ddd9e935a2ee61_cryptolocker
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Size
63KB
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MD5
fb29b384587471aaa2ddd9e935a2ee61
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SHA1
5024e42e2d8fb64dde0be99306ec5c7b988c0214
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SHA256
5df801872a864dd9616186ccfac521d363d85636dcbaae73031e4fed7bcf2a7e
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SHA512
8371508f746c0e29c7455e61a71baff7613de14a2748c198964a672399e2964ede337161187700db6129ff70c852f3168783bb853dad921b1a3b93dd69c02e73
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mnVwfXg:zj+soPSMOtEvwDpj4kpmeLmnwg
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 2024-03-28_fb29b384587471aaa2ddd9e935a2ee61_cryptolocker
Files
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2024-03-28_fb29b384587471aaa2ddd9e935a2ee61_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