Behavioral task
behavioral1
Sample
90f23c0ae33907aa4878b9387b1ba18e_cryptolocker_JC.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
90f23c0ae33907aa4878b9387b1ba18e_cryptolocker_JC.exe
Resource
win10v2004-20230703-en
General
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Target
90f23c0ae33907aa4878b9387b1ba18e_cryptolocker_JC.exe
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Size
88KB
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MD5
90f23c0ae33907aa4878b9387b1ba18e
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SHA1
9781ac8c3fb4c8338bd2d8eb928017f6bcd93ac8
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SHA256
40b37f68d692be65451668439dbf06b922d96fcdb5eebe119829f60a340a8c06
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SHA512
43dd4774617473b0eba0775e56492169b33575d0bb1a42981d3ca1cd9ed04e1557c7541109d49585475f418437fb7e5dad565f2e8ebf33ecb40d6a23e1aeda44
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDWB:zCsanOtEvwDpjV
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 90f23c0ae33907aa4878b9387b1ba18e_cryptolocker_JC.exe
Files
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90f23c0ae33907aa4878b9387b1ba18e_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