Behavioral task
behavioral1
Sample
8c78e35ce595146b86d66fa0a507de8d_cryptolocker_JC.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
8c78e35ce595146b86d66fa0a507de8d_cryptolocker_JC.exe
Resource
win10v2004-20230703-en
General
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Target
8c78e35ce595146b86d66fa0a507de8d_cryptolocker_JC.exe
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Size
82KB
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MD5
8c78e35ce595146b86d66fa0a507de8d
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SHA1
da1dcfd5209870fd5958038f8fce50d986abc5bd
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SHA256
f2d66a6245300ed1fb5fced38d0e1ba5d30b42298487c913c080fc89b6c75a29
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SHA512
262209d0fddcd0a05f0535836a62916d04a09c89c75ac27a56cd6fc3bd23c11eadc9bb09c8a9f22be2fb3df1027c6bde8285d13ab2a6502a1cc8bd6a66367296
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOTFBEa2N:T6a+rdOOtEvwDpjNo
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 8c78e35ce595146b86d66fa0a507de8d_cryptolocker_JC.exe
Files
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8c78e35ce595146b86d66fa0a507de8d_cryptolocker_JC.exe.exe windows 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