Behavioral task
behavioral1
Sample
d4efc52874e3b5ce1a5fa1796a59e41f_cryptolocker_JC.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
d4efc52874e3b5ce1a5fa1796a59e41f_cryptolocker_JC.exe
Resource
win10v2004-20230824-en
General
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Target
d4efc52874e3b5ce1a5fa1796a59e41f_cryptolocker_JC.exe
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Size
57KB
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MD5
d4efc52874e3b5ce1a5fa1796a59e41f
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SHA1
ee993b47abf4fead9191cf231542a779ae1ebedb
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SHA256
43735f4ae218964643b777f7957d1bbbbd8a9973f27c951666f97087179945d7
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SHA512
10acdf01cc9b2a323ca672269b1af54faee09dc6cdadea29116152d0a0e33367ca5e4172d661b0c8db2e0b6f101b9804996c76577f47122f247587a0452a9f29
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SSDEEP
768:T6LsoEEeegiZPvEhHSG+gkum/kLyMro2GtOOtEvwDpjhXMLaBZoW0UyTq5ziBJ:T6QFElP6n+gxmddpMOtEvwDpjwaTqBJ
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource d4efc52874e3b5ce1a5fa1796a59e41f_cryptolocker_JC.exe
Files
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d4efc52874e3b5ce1a5fa1796a59e41f_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