Behavioral task
behavioral1
Sample
8b1ec48d73f620c95cb0e15a1d058ada_cryptolocker_JC.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
8b1ec48d73f620c95cb0e15a1d058ada_cryptolocker_JC.exe
Resource
win10v2004-20230703-en
General
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Target
8b1ec48d73f620c95cb0e15a1d058ada_cryptolocker_JC.exe
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Size
96KB
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MD5
8b1ec48d73f620c95cb0e15a1d058ada
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SHA1
cdd2312e835261bb895d76539d07dbdbdaaead9f
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SHA256
3d7ee8bdee8b8bd5c9ce357f4982c986bd6e748ca4fd0a831d42e2543732eda2
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SHA512
f4482a8e7adef3afbfc69d9f33ebc5ebf2958c77c08c08d8ab5b9a287abc3f4935bef4fec4826bb905fcf0b78d15be54f4aecf9463540d9d7f292ac45bf895fd
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SSDEEP
1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwNgpQb6p:AnBdOOtEvwDpj6zw
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource 8b1ec48d73f620c95cb0e15a1d058ada_cryptolocker_JC.exe unpack001/out.upx
Files
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8b1ec48d73f620c95cb0e15a1d058ada_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: - 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
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out.upx.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
.text Size: 11KB - Virtual size: 11KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
.rdata Size: 1KB - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.data Size: 1024B - Virtual size: 1KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 10KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
.reloc Size: 1024B - Virtual size: 536B
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_DISCARDABLE
IMAGE_SCN_MEM_READ