Behavioral task
behavioral1
Sample
1fef59d3554d296d1fdda9c65e9a5650_cryptolocker_JC.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
1fef59d3554d296d1fdda9c65e9a5650_cryptolocker_JC.exe
Resource
win10v2004-20230703-en
General
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Target
1fef59d3554d296d1fdda9c65e9a5650_cryptolocker_JC.exe
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Size
58KB
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MD5
1fef59d3554d296d1fdda9c65e9a5650
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SHA1
71c1c421376eb97f50c584ccf86af60b1295c428
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SHA256
9f6f78ef05fc6e27b75279470e496486fe40e91ebc0938cb31eeb32c17d8899e
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SHA512
51966e4695d55fd3ae98bd47a5dc92a17032beaee0e28ec154ec46d11bcef6fc307d26e0a90c050e0aaa7584b783a631cbd6410261303b9fa78564d97d31e5da
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SSDEEP
768:T6LsoEEeegiZPvEhHSG+gkum/kLyMro2GtOOtEvwDpjhXMLaBZoW0UyTq5ziFab:T6QFElP6n+gxmddpMOtEvwDpjwaTqFc
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 1fef59d3554d296d1fdda9c65e9a5650_cryptolocker_JC.exe
Files
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1fef59d3554d296d1fdda9c65e9a5650_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