Behavioral task
behavioral1
Sample
63a64aff873b516e03bec66e7b55cb82_cryptolocker_JC.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
63a64aff873b516e03bec66e7b55cb82_cryptolocker_JC.exe
Resource
win10v2004-20230703-en
General
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Target
63a64aff873b516e03bec66e7b55cb82_cryptolocker_JC.exe
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Size
88KB
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MD5
63a64aff873b516e03bec66e7b55cb82
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SHA1
a4b49bb5133bb4fe409623692e17ef6dbf466612
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SHA256
397fc3b562372ec7a0072555946c48a647aa14f880b800a1aa8475b01f32f6f3
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SHA512
91475db8ccd352f7c2e3b319d6b910a345b382c47a581eae273616ac966b51d7321adedb666e6c3b8780a08bd33209070f239c79c2fe50a235cdb8f3f2d2af31
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDk:zCsanOtEvwDpj9
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 63a64aff873b516e03bec66e7b55cb82_cryptolocker_JC.exe
Files
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63a64aff873b516e03bec66e7b55cb82_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