Behavioral task
behavioral1
Sample
f72a300c6d6bc00f29bcff9c95e8d7ce_cryptolocker_JC.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
f72a300c6d6bc00f29bcff9c95e8d7ce_cryptolocker_JC.exe
Resource
win10v2004-20230703-en
General
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Target
f72a300c6d6bc00f29bcff9c95e8d7ce_cryptolocker_JC.exe
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Size
97KB
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MD5
f72a300c6d6bc00f29bcff9c95e8d7ce
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SHA1
26e6024c6b0021530a9effd124b68a78d20b2a1d
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SHA256
fa426a6538fe841793c0db2e9500c1eb94edfd3c202a6300ed43b3418d1d8731
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SHA512
fbb7ee3e4065f4bd8c92c78b5332a53e7ae5d63d65b9ffa7814aa893452c0c0c88bbf69954b33c4d7bd1054ba01d6731e1af1cd52cf43cda9a89e362f8ead2ae
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SSDEEP
1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwNgpQbCJhJ:AnBdOOtEvwDpj6zg
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource f72a300c6d6bc00f29bcff9c95e8d7ce_cryptolocker_JC.exe unpack001/out.upx
Files
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f72a300c6d6bc00f29bcff9c95e8d7ce_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