Behavioral task
behavioral1
Sample
75f0645ec8f7a1e650d42cd82fb2a94a_cryptolocker_JC.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
75f0645ec8f7a1e650d42cd82fb2a94a_cryptolocker_JC.exe
Resource
win10v2004-20230703-en
General
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Target
75f0645ec8f7a1e650d42cd82fb2a94a_cryptolocker_JC.exe
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Size
92KB
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MD5
75f0645ec8f7a1e650d42cd82fb2a94a
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SHA1
ef799ee30220ef255197f6aaec66dcd1fee1da1c
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SHA256
3056e8c9a155850f368b8990bfd166e9a3035a43fad6a8d051aa5c98969125ee
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SHA512
b88b4cc3de2efd6dc7be8896db45bd23db8fef76b58e249c5cec0259c84bb4ff8bc9a2fcc35d9902b19474523a55ddb52aebec43bf24047b56cf7d2faedd5262
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjuv8:zCsanOtEvwDpjE
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 75f0645ec8f7a1e650d42cd82fb2a94a_cryptolocker_JC.exe
Files
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75f0645ec8f7a1e650d42cd82fb2a94a_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