Behavioral task
behavioral1
Sample
2024-04-09_94eaa18d5dfbf16017406668ccf9fcef_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-04-09_94eaa18d5dfbf16017406668ccf9fcef_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-09_94eaa18d5dfbf16017406668ccf9fcef_cryptolocker
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Size
53KB
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MD5
94eaa18d5dfbf16017406668ccf9fcef
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SHA1
3aa7d96b5ccacb36cbe17a56532e6e54167913ef
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SHA256
c4c163d9e21dc2f85d42f8c1a27048c5cc6f487d7d0907f4ae7f224bf0a6bfd2
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SHA512
a490ab0cddc4de94146bcacadad2f2c242d683c6ec5d73f3bc1d21d7820a00479cecc3cd8a43547dc9e245c141425af25d661375327be57f56692e2e477880d9
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SSDEEP
768:bP9g/WItCSsAfFaeOcfXVr3BPOz5CFBmNuFgf:bP9g/xtCS3Dxx0Z
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 2024-04-09_94eaa18d5dfbf16017406668ccf9fcef_cryptolocker
Files
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2024-04-09_94eaa18d5dfbf16017406668ccf9fcef_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