Behavioral task
behavioral1
Sample
8cdcafb446bd437f6ed4158044a2b441_cryptolocker_JC.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
8cdcafb446bd437f6ed4158044a2b441_cryptolocker_JC.exe
Resource
win10v2004-20230703-en
General
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Target
8cdcafb446bd437f6ed4158044a2b441_cryptolocker_JC.exe
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Size
85KB
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MD5
8cdcafb446bd437f6ed4158044a2b441
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SHA1
9c67a7d7305ca0d9043fb095e0e074248cc586cb
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SHA256
c12e3401f2aae31e5c209dfaf710cc0cc08826effcc541d68fdd6acdc2858fc0
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SHA512
e6e14d1ab8f770f177e1079061ee4a8126e6d2f98a4f6c08a57165bb44639cf026270b2031532a92b2b45df16276618bc0adad9f11a720ebc571832a6a3e38c1
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SSDEEP
1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwNuj2qqFK:AnBdOOtEvwDpj6zs
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource 8cdcafb446bd437f6ed4158044a2b441_cryptolocker_JC.exe unpack001/out.upx
Files
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8cdcafb446bd437f6ed4158044a2b441_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