Behavioral task
behavioral1
Sample
2024-05-14_bc931a59ebac25a33140dfd10ea100e5_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-14_bc931a59ebac25a33140dfd10ea100e5_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-05-14_bc931a59ebac25a33140dfd10ea100e5_cryptolocker
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Size
56KB
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MD5
bc931a59ebac25a33140dfd10ea100e5
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SHA1
37d0fa72d8a3ed332e29666a39f541e62e0720d8
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SHA256
5007f6e4fa6f905fef90a2618a2fe98db1c7f3744641a4e230d082f1bcbc607e
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SHA512
ed5f4c6e5d65358c736a848c29822ba7097fbc8ac2016056b294f3507e0862fbe3387522a9e7cac8a899ddeada6dcdc7a2b4a4e8fc641647a338c6f21c4d94ab
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgUjNJW:bP9g/xtCS3Dxx0f
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 2024-05-14_bc931a59ebac25a33140dfd10ea100e5_cryptolocker
Files
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2024-05-14_bc931a59ebac25a33140dfd10ea100e5_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