Behavioral task
behavioral1
Sample
558f6f257a4f2d3d5e3c7ff58c108100_cryptolocker_JC.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
558f6f257a4f2d3d5e3c7ff58c108100_cryptolocker_JC.exe
Resource
win10v2004-20230703-en
General
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Target
558f6f257a4f2d3d5e3c7ff58c108100_cryptolocker_JC.exe
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Size
100KB
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MD5
558f6f257a4f2d3d5e3c7ff58c108100
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SHA1
263c627ff2aba7941a0b48c3f4ac8b76c9c683a6
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SHA256
0341b7badf64209f52b707cb318f6d854c044a6eb36387793f508145154b2cd0
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SHA512
3f4ad12ab154161a8fd45615f94720d17a48a83acd20b250d8fe0f81f180ae83e41977ef57174af5c9d1d1d30f3e8b76346de89b75a9b1b288c95fd3733080e2
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalRn58+X:1nK6a+qdOOtEvwDpjQ
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 558f6f257a4f2d3d5e3c7ff58c108100_cryptolocker_JC.exe
Files
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558f6f257a4f2d3d5e3c7ff58c108100_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
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ap0x Size: 1024B - Virtual size: 785B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE