Behavioral task
behavioral1
Sample
543470699d0aec7b9d25659ff44dfb1d_cryptolocker_JC.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
543470699d0aec7b9d25659ff44dfb1d_cryptolocker_JC.exe
Resource
win10v2004-20230703-en
General
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Target
543470699d0aec7b9d25659ff44dfb1d_cryptolocker_JC.exe
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Size
137KB
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MD5
543470699d0aec7b9d25659ff44dfb1d
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SHA1
e6996150d54a8e2f4dbb94574eb14a82195ca672
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SHA256
20e2c56ba98872e28f8dac8ed4e3db1a6ceca42e2fd182d549670a41fe89858c
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SHA512
54da39b36c460eff6456e66ba13f51bb61a9b9e3d779d17d53d570f06953ed6720917f9c3feccfd9a815038bdc39afece8a12b164b1ea3d580ae32d5f8ef659b
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp699Gjr0x/p:z6a+CdOOtEvwDpjcz/
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 543470699d0aec7b9d25659ff44dfb1d_cryptolocker_JC.exe
Files
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543470699d0aec7b9d25659ff44dfb1d_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_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