Behavioral task
behavioral1
Sample
dac4cc011323c8ff0a3e466f7becbbe9_cryptolocker_JC.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
dac4cc011323c8ff0a3e466f7becbbe9_cryptolocker_JC.exe
Resource
win10v2004-20230703-en
General
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Target
dac4cc011323c8ff0a3e466f7becbbe9_cryptolocker_JC.exe
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Size
87KB
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MD5
dac4cc011323c8ff0a3e466f7becbbe9
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SHA1
d851e3eb7ecbb4bdfc1abd0e3d412806e70b0cba
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SHA256
f7f5629d85a621ef942016fef8175191f65d3f9064ad05656cec3847dae5af58
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SHA512
6d89b4b5d94a5fd359c4a0727e6427496002f04386f50eb51e41549234187f8040291d65b68a00de0ba70c1a98f662de2600a5bbde103caf9244aa7669d5787e
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SSDEEP
1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwNuj2bUf:AnBdOOtEvwDpj6z+
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource dac4cc011323c8ff0a3e466f7becbbe9_cryptolocker_JC.exe unpack001/out.upx
Files
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dac4cc011323c8ff0a3e466f7becbbe9_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