Behavioral task
behavioral1
Sample
57fd8dc00cf7b13fecaf128b7ca5bd38_cryptolocker_JC.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
57fd8dc00cf7b13fecaf128b7ca5bd38_cryptolocker_JC.exe
Resource
win10v2004-20230703-en
General
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Target
57fd8dc00cf7b13fecaf128b7ca5bd38_cryptolocker_JC.exe
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Size
81KB
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MD5
57fd8dc00cf7b13fecaf128b7ca5bd38
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SHA1
33078be9d51f2b10c1778bb89721e9d37b3238ca
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SHA256
971ae5fc2228ea51fb34be37d9aa1fa8e2944c58d9b71b38f217717a37f3c140
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SHA512
d86eb058d6f983b1d318f2e1a894950507d993dd2dfd89a7cc6cfb12a64cac5cdc640aea390a3ed17d7b92546f2948492c206b83b6838079efd480774158e9dc
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOT71s:T6a+rdOOtEvwDpjNW
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 57fd8dc00cf7b13fecaf128b7ca5bd38_cryptolocker_JC.exe
Files
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57fd8dc00cf7b13fecaf128b7ca5bd38_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