Behavioral task
behavioral1
Sample
a1c63b2c1eba9dafc905d8683379bb0d_cryptolocker_JC.exe
Resource
win7-20230712-en
Behavioral task
behavioral2
Sample
a1c63b2c1eba9dafc905d8683379bb0d_cryptolocker_JC.exe
Resource
win10v2004-20230703-en
General
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Target
a1c63b2c1eba9dafc905d8683379bb0d_cryptolocker_JC.exe
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Size
88KB
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MD5
a1c63b2c1eba9dafc905d8683379bb0d
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SHA1
0ec422062498868eb9a443014d02ec1e02a8ea52
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SHA256
96410ec503bff94fe7734e58f6cfa5b0adfcba94c089f0ee23f23df4d6e05201
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SHA512
fe4668e231f72b182e9bb3d0f9bde9fda9aecbcc895994a9d3af4b193bcc576fe2ed8739d5e06e6b91dc71a31839fbd42d0a3a6faca61ebe278ca8ddddae470e
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDWK:zCsanOtEvwDpj2
Malware Config
Signatures
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resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource a1c63b2c1eba9dafc905d8683379bb0d_cryptolocker_JC.exe
Files
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a1c63b2c1eba9dafc905d8683379bb0d_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