Behavioral task
behavioral1
Sample
85b208c72b1d2ad0b881387c2a2a4aa5_cryptolocker_JC.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
85b208c72b1d2ad0b881387c2a2a4aa5_cryptolocker_JC.exe
Resource
win10v2004-20230703-en
General
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Target
85b208c72b1d2ad0b881387c2a2a4aa5_cryptolocker_JC.exe
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Size
95KB
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MD5
85b208c72b1d2ad0b881387c2a2a4aa5
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SHA1
2425819044ee9e699d18007940be9b28694e0ee8
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SHA256
bda430b6260b75146730afdb89bfce39924c375d4182dd94f98cafbc86e1b8d1
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SHA512
9f6916b174114a9e3c3c523467422e341eba6ce59b06da3ec8b5c3a6ce21d4073351c9621f3fbd4122089878eac6b9fdc1a4c6d2680ae72ca54faac48d6ce38f
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SSDEEP
1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwNgpQbCJhgP:AnBdOOtEvwDpj6zj
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource 85b208c72b1d2ad0b881387c2a2a4aa5_cryptolocker_JC.exe unpack001/out.upx
Files
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85b208c72b1d2ad0b881387c2a2a4aa5_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