Behavioral task
behavioral1
Sample
2024-05-29_b149cfccacb20e3ca9472874c9c02442_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-29_b149cfccacb20e3ca9472874c9c02442_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-29_b149cfccacb20e3ca9472874c9c02442_cryptolocker
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Size
57KB
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MD5
b149cfccacb20e3ca9472874c9c02442
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SHA1
f1aae6b4db664f5edb9fef714c170cf3f35d9b20
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SHA256
7144111f8f31d44960545fa6cfde6b117b1358ac4a4eca27842059ce908a7e48
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SHA512
64c79b3e7a4462bcc53d738f11a709bc2e1c516b15fc48ae19f6aa321cfc6308e1d4f62443c6b61320eec59415bebf7b6febe29a155d174b950fc3ba2ae17937
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjl+y:bP9g/xtCS3Dxx0Jy
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 2024-05-29_b149cfccacb20e3ca9472874c9c02442_cryptolocker
Files
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2024-05-29_b149cfccacb20e3ca9472874c9c02442_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