Behavioral task
behavioral1
Sample
2024-06-04_ff63f5b8dc7657317a45b13d837ed94f_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-06-04_ff63f5b8dc7657317a45b13d837ed94f_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-06-04_ff63f5b8dc7657317a45b13d837ed94f_cryptolocker
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Size
60KB
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MD5
ff63f5b8dc7657317a45b13d837ed94f
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SHA1
c150560efe5a4617021f43eb3e34b0a3b54e4077
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SHA256
a33cbff4fb5a34606231c8e081deb3b3b0104457c2b647b9fefd7cf99cf2e2f1
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SHA512
f7cc672e6a4a7e116c17e700525a623c97092d4dd64b541b89eac7ceba9a62aff7d76fa75a1975d48175fb2d470f480cb0f3cc980b733b8501ab7e2d8fbb5f97
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SSDEEP
768:H6LsoEEeegiZPvEhHSG+gk5NQXtckstOOtEvwDpjhBaD3TUogs/VXpAP6pIw:H6QFElP6n+gou9cvMOtEvwDpjCpVXiw
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
Detection of Cryptolocker Samples 1 IoCs
resource yara_rule sample CryptoLocker_set1 -
UPX dump on OEP (original entry point) 1 IoCs
resource yara_rule sample UPX -
resource yara_rule sample upx -
Unsigned PE 1 IoCs
Checks for missing Authenticode signature.
resource 2024-06-04_ff63f5b8dc7657317a45b13d837ed94f_cryptolocker
Files
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2024-06-04_ff63f5b8dc7657317a45b13d837ed94f_cryptolocker.exe windows:5 windows x86 arch: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: 11KB - 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