Behavioral task
behavioral1
Sample
937b0bceeca5e50e1866c0d52ea6f476_cryptolocker_JC.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
937b0bceeca5e50e1866c0d52ea6f476_cryptolocker_JC.exe
Resource
win10v2004-20230703-en
General
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Target
937b0bceeca5e50e1866c0d52ea6f476_cryptolocker_JC.exe
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Size
116KB
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MD5
937b0bceeca5e50e1866c0d52ea6f476
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SHA1
5129e5cbcd4c59c2a56e0bcd68cdc8ee4d939878
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SHA256
ceec8230e5e4acac96d2a20161a29477930c668cce6613fa5652f815a5f38c9f
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SHA512
a600bf6d35c1984875fd6cbd0ee449a89760e0c0772e8b8ccacfe0119cfdb68c905af689ed111333c2351c4ccb089de3e74c007cf0b274363f044788aa59c5c6
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SSDEEP
1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwNgp699GNtL1eT:AnBdOOtEvwDpj6zJ
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource 937b0bceeca5e50e1866c0d52ea6f476_cryptolocker_JC.exe unpack001/out.upx
Files
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937b0bceeca5e50e1866c0d52ea6f476_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