Behavioral task
behavioral1
Sample
821961534c1e74bb2dd848aa5947529b_cryptolocker_JC.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
821961534c1e74bb2dd848aa5947529b_cryptolocker_JC.exe
Resource
win10v2004-20230703-en
General
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Target
821961534c1e74bb2dd848aa5947529b_cryptolocker_JC.exe
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Size
116KB
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MD5
821961534c1e74bb2dd848aa5947529b
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SHA1
ee3fe03289e29247c1db6dd0593e486eb3af668e
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SHA256
b4816439f260e95e098270d9ebbceafd2f49c6c0ded015970b512e239149c3cd
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SHA512
687971f5f0b24f60e5f1dd65a1c0e9a972b66a9dc8f9eb17fb38ec8ad2aa974fc7429ca3e82a67eb0b682acfe177883a1c3425f9b90fb4e44ee9a0d1d4e42d16
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgpQbm4:z6a+CdOOtEvwDpjczF
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 821961534c1e74bb2dd848aa5947529b_cryptolocker_JC.exe
Files
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821961534c1e74bb2dd848aa5947529b_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_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