Behavioral task
behavioral1
Sample
8087a5b4cff3d720f5a6506d7fd47111_cryptolocker_JC.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
8087a5b4cff3d720f5a6506d7fd47111_cryptolocker_JC.exe
Resource
win10v2004-20230703-en
General
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Target
8087a5b4cff3d720f5a6506d7fd47111_cryptolocker_JC.exe
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Size
116KB
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MD5
8087a5b4cff3d720f5a6506d7fd47111
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SHA1
ef210e9661547992a6cf05d188226740580c04ec
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SHA256
ed3aee77aea7c32008e0d174a13c55384d01d8cb44bef1eca0877a4fd2c8a5e7
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SHA512
2fc5e034be885ac53221035fc6cfcacb8c083b7f6a2d13389597c65b5d8a570db0a2668bd6290a8be3d86ae4e19a383c672715f315149c7405d3f90afbc75386
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SSDEEP
1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwNgp699GNtL14:AnBdOOtEvwDpj6zP
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource 8087a5b4cff3d720f5a6506d7fd47111_cryptolocker_JC.exe unpack001/out.upx
Files
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8087a5b4cff3d720f5a6506d7fd47111_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