Behavioral task
behavioral1
Sample
2024-05-10_d0f39bae6ee6abafd856fd0fedb823c2_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-10_d0f39bae6ee6abafd856fd0fedb823c2_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-10_d0f39bae6ee6abafd856fd0fedb823c2_cryptolocker
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Size
55KB
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MD5
d0f39bae6ee6abafd856fd0fedb823c2
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SHA1
51a495ccc34fdffb2db36f4a77219b037d918224
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SHA256
b7e5734debedcad07c0fcba6659cc256e300f0fc4b460fa50037d8d62c95b5cb
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SHA512
0b7720580faecd77442a9d31ebcad6eabfefa396bdc3d97a1082dd8eed66f949379ca6824b35c272e9906e5b810005677e2c40aea74dc3450bc886c62318324a
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjlYM:bP9g/xtCS3Dxx0LM
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
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 2024-05-10_d0f39bae6ee6abafd856fd0fedb823c2_cryptolocker
Files
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2024-05-10_d0f39bae6ee6abafd856fd0fedb823c2_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: 17KB - Virtual size: 24KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 12KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 9KB - 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