Behavioral task
behavioral1
Sample
b4d4c86ae6dcc0f3619c974a49eaae54_cryptolocker_JC.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
b4d4c86ae6dcc0f3619c974a49eaae54_cryptolocker_JC.exe
Resource
win10v2004-20230703-en
General
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Target
b4d4c86ae6dcc0f3619c974a49eaae54_cryptolocker_JC.exe
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Size
107KB
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MD5
b4d4c86ae6dcc0f3619c974a49eaae54
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SHA1
fa508734ea5886b109d718b93edb6f5f8c5d456d
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SHA256
8c94b168e27c56811575cd16980163fa4abb3ff46b24bd617241d10189e33036
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SHA512
02a6295c1657d46c729d43e8082a9bff3873932f0c22daca4986308032a931739792b3a2be02cd7c996444c00a2c5e36b0635b314c5a212f9b2d1f4853a987eb
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNCD:z6a+CdOOtEvwDpjczg
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource b4d4c86ae6dcc0f3619c974a49eaae54_cryptolocker_JC.exe
Files
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b4d4c86ae6dcc0f3619c974a49eaae54_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