Behavioral task
behavioral1
Sample
2024-04-11_79d6b369dabd25a40a78499be5f1bc07_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-11_79d6b369dabd25a40a78499be5f1bc07_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-11_79d6b369dabd25a40a78499be5f1bc07_cryptolocker
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Size
53KB
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MD5
79d6b369dabd25a40a78499be5f1bc07
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SHA1
e14fa4c4a668b14792ee77d5ab7899dcc860bfc9
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SHA256
0f7607f585b1ad7d5c4be7573b3b501552fff638778f4618d6c3219032a333af
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SHA512
90c033c1f3315eaf4c73e25f0bb7311fc65dc38c0a06190883efd325102b1a104604c86edf8b7728af5c89a4e64f8f36264b4fc548a09c4d5ac2de578be4c3ee
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFg6:bP9g/xtCS3Dxx0I
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 2024-04-11_79d6b369dabd25a40a78499be5f1bc07_cryptolocker
Files
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2024-04-11_79d6b369dabd25a40a78499be5f1bc07_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