Behavioral task
behavioral1
Sample
54b53d6f15b68fcd96c7bb636fbc40b7_cryptolocker_JC.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
54b53d6f15b68fcd96c7bb636fbc40b7_cryptolocker_JC.exe
Resource
win10v2004-20230703-en
General
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Target
54b53d6f15b68fcd96c7bb636fbc40b7_cryptolocker_JC.exe
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Size
79KB
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MD5
54b53d6f15b68fcd96c7bb636fbc40b7
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SHA1
1f085e2ac02c688db76b5e2c9d483492844f0f34
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SHA256
7284ddb55898d516eaf8aadceb0d87a714fdaa444f8fe97779693fef2b8ac751
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SHA512
9795acd0ff5ac04461ecb63ca1d0f3eb7c52d87f8a99874af9c119e5285416cb85cf2b48b19bbaf9ecd6513180f2de6e424542cafb4b2ca7ffaa96ab40fc4036
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SSDEEP
768:qkmnjFom/kLyMro2GtOOtEvwDpjeY10Y/YMsvlMdwPK80GQuchoIV:qkmnpomddpMOtEvwDpjJGYQbN/PKwMV
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 2 IoCs
Checks for missing Authenticode signature.
resource 54b53d6f15b68fcd96c7bb636fbc40b7_cryptolocker_JC.exe unpack001/out.upx
Files
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54b53d6f15b68fcd96c7bb636fbc40b7_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