Behavioral task
behavioral1
Sample
4b3ca87469fb3ceea41bdebce3700222_cryptolocker_JC.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
4b3ca87469fb3ceea41bdebce3700222_cryptolocker_JC.exe
Resource
win10v2004-20230703-en
General
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Target
4b3ca87469fb3ceea41bdebce3700222_cryptolocker_JC.exe
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Size
83KB
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MD5
4b3ca87469fb3ceea41bdebce3700222
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SHA1
359f50b635b34bb0ed4bc7c020300b866163ee93
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SHA256
87022ac646f7de9ed61abeb97d5f02d0ebb427f7c1d891fc06b5169e13b8b5b4
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SHA512
4900389b0ec4f268aeb1425c0c1872207f2a0e9bd3544211a3d4305b36caaf6ad9d1d2fc32f21de6afd1434ca03ceb941e4fbf3dc65dc7ea673d15dd6dc9c41e
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOTFBEaB2:T6a+rdOOtEvwDpjNe
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 4b3ca87469fb3ceea41bdebce3700222_cryptolocker_JC.exe
Files
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4b3ca87469fb3ceea41bdebce3700222_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
IMAGE_FILE_DEBUG_STRIPPED
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
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
.imports Size: 1024B - Virtual size: 4KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE