Behavioral task
behavioral1
Sample
9e3fcbfc83140688e5496e10bdf75388_cryptolocker_JC.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
9e3fcbfc83140688e5496e10bdf75388_cryptolocker_JC.exe
Resource
win10v2004-20230703-en
General
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Target
9e3fcbfc83140688e5496e10bdf75388_cryptolocker_JC.exe
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Size
97KB
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MD5
9e3fcbfc83140688e5496e10bdf75388
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SHA1
c144c6ed3ecf99b79673735de8e3937265f70c8a
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SHA256
28b33ffe5b3e8d13d3ba69074678ee94e1f8aa86d8f8ab8bcad9200a56a71a77
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SHA512
0fd360202054b7b71071aac21a67a183803cf284bdde40b1c6e0658fc814ed10fa56479964d17eabd7f736c3e9fad8e12ab4275e0ef24f2d502d9ccd5c5e5d49
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SSDEEP
1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwNgpQbCJj38:AnBdOOtEvwDpj6zf
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource 9e3fcbfc83140688e5496e10bdf75388_cryptolocker_JC.exe unpack001/out.upx
Files
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9e3fcbfc83140688e5496e10bdf75388_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