Behavioral task
behavioral1
Sample
8b7ee49f1ea7185d15c11fb71b5f2509_cryptolocker_JC.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
8b7ee49f1ea7185d15c11fb71b5f2509_cryptolocker_JC.exe
Resource
win10v2004-20230703-en
General
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Target
8b7ee49f1ea7185d15c11fb71b5f2509_cryptolocker_JC.exe
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Size
82KB
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MD5
8b7ee49f1ea7185d15c11fb71b5f2509
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SHA1
34b0d86d1c5f488f2ba4690c655e9a03695608f1
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SHA256
2d5d59990e5e55d8c54d911002db08d408019c757dcf9466b9fcee2e2e1f0cba
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SHA512
aaca9921205dd3aaa9a75614a663587f40ae26f73e317c21d5094bc76d92dc310b83586a810927cf599d5a7ce50470c40a9cce71b497b0992c880da7b4256d81
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOTm:T6a+rdOOtEvwDpjNG
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 8b7ee49f1ea7185d15c11fb71b5f2509_cryptolocker_JC.exe
Files
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8b7ee49f1ea7185d15c11fb71b5f2509_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