Behavioral task
behavioral1
Sample
2024-01-01_b3da51f041fcd54e9a3b1667713cfc53_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-01_b3da51f041fcd54e9a3b1667713cfc53_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-01_b3da51f041fcd54e9a3b1667713cfc53_cryptolocker
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Size
77KB
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MD5
b3da51f041fcd54e9a3b1667713cfc53
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SHA1
7657382900059c05b84710a230915a37b4b4c557
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SHA256
66c9ee7079b8639e56254959481139cf177ef2ab68d22863abfd8caf4e7d506c
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SHA512
84acaff711daa1115355531c535c5d8fe64cdd18d2151e6c387a7f30c95b6d4e796b3b469d4442fa7f98d6ce7b7962d45dce6ce1d36947fd31b3476251ba383a
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7pBlqrr1HBJooSeKzu1adyB/45:zj+soPSMOtEvwDpj4ktBl01hJ0tq1kyQ
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-01-01_b3da51f041fcd54e9a3b1667713cfc53_cryptolocker
Files
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2024-01-01_b3da51f041fcd54e9a3b1667713cfc53_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