Behavioral task
behavioral1
Sample
55c5a8c18da26b5c32b2d4ae4ed2a17f_cryptolocker_JC.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
55c5a8c18da26b5c32b2d4ae4ed2a17f_cryptolocker_JC.exe
Resource
win10v2004-20230703-en
General
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Target
55c5a8c18da26b5c32b2d4ae4ed2a17f_cryptolocker_JC.exe
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Size
95KB
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MD5
55c5a8c18da26b5c32b2d4ae4ed2a17f
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SHA1
e4d109d6bd2c656118b4992f037363acf2f811fa
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SHA256
62bdcde5088a8e3f74f5dca41b1ee22c9a3ee41bb35ae1c289837adb56b76f13
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SHA512
3e0435a9c1f81b10046a013f22a94c0474372d3f08ee097b3c8cd1cbbcf72d455b77e79a72a5b640bdb0712b2aa98169d3ab3e2b68500fe92b735501d0f1bbdd
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SSDEEP
1536:qkmnpomddpMOtEvwDpjJGYQbN/PKwNgpQbCJjp:AnBdOOtEvwDpj6zu
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource 55c5a8c18da26b5c32b2d4ae4ed2a17f_cryptolocker_JC.exe unpack001/out.upx
Files
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55c5a8c18da26b5c32b2d4ae4ed2a17f_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