Behavioral task
behavioral1
Sample
378664649e11d8ffa492b3c695dcb81a_cryptolocker_JC.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
378664649e11d8ffa492b3c695dcb81a_cryptolocker_JC.exe
Resource
win10v2004-20230703-en
General
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Target
378664649e11d8ffa492b3c695dcb81a_cryptolocker_JC.exe
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Size
79KB
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MD5
378664649e11d8ffa492b3c695dcb81a
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SHA1
a412300828f09a4bcdde764595a96fd582cdbe08
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SHA256
496f9a58272cc4e9edc4ac981fa93e9c8ea50ca493f1ddd54be25ba67eba4fe5
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SHA512
50855e017532d07662275b84e6ef912bccc6c7eb1f59f43647af86df40ddb5f73394dae4f32e3f0c1e36220bc6f3a3268dafe37d6f213a25762ea25aecbb428d
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUXQaOKXk:T6a+rdOOtEvwDpjNH
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 378664649e11d8ffa492b3c695dcb81a_cryptolocker_JC.exe
Files
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378664649e11d8ffa492b3c695dcb81a_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