Behavioral task
behavioral1
Sample
2024-04-23_db772e731a221f8e1fb7fe087d8ff4e3_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-23_db772e731a221f8e1fb7fe087d8ff4e3_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-23_db772e731a221f8e1fb7fe087d8ff4e3_cryptolocker
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Size
89KB
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MD5
db772e731a221f8e1fb7fe087d8ff4e3
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SHA1
d03acfb13e3751e4c766e27183dcd80866a33ac7
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SHA256
8d0db67ac112d7e6b33f1b489c38af718486d85c927648a12e9b1206cd46186f
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SHA512
1a59dd23106a237d0a9f315f4b4ec0fda6d951796ca3e53772341b6679bbc81756006341c38acc19e61f21146ea5535a8a294a70190f18c04853a1be34937c0f
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SSDEEP
1536:H6QFElP6n+gou9cvMOtEvwDpjrYTjipvF2bx1PQAO:H6a+uSEOtEvwDpjrYvQd2PO
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 2024-04-23_db772e731a221f8e1fb7fe087d8ff4e3_cryptolocker
Files
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2024-04-23_db772e731a221f8e1fb7fe087d8ff4e3_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