Behavioral task
behavioral1
Sample
2024-05-27_88854edff85100418cfc622f5ce7fdf0_cryptolocker.exe
Resource
win7-20240215-en
Behavioral task
behavioral2
Sample
2024-05-27_88854edff85100418cfc622f5ce7fdf0_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-27_88854edff85100418cfc622f5ce7fdf0_cryptolocker
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Size
42KB
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MD5
88854edff85100418cfc622f5ce7fdf0
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SHA1
299bf15466d2ebe4048bb4269d166810a978e554
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SHA256
38a77a2827f930d5a7e6d4ce617c80fdd8bac0b97ff59cd5f78f29e611f6b6e1
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SHA512
68346bcbff3b268dd7a8bcfe50bc12836bfb85cad3b99ed3e178362aa0e9d6fdb432f455acbd92a7482ad82eb12131034fdfffc941200d2e96aa3c05ebaa80a2
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SSDEEP
768:bO74zYcgT/EkdCQgpwXFXSqQXfj0xKsJ+E:bO6YcA/Xk3wXFXSqAJu
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 2024-05-27_88854edff85100418cfc622f5ce7fdf0_cryptolocker
Files
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2024-05-27_88854edff85100418cfc622f5ce7fdf0_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: 16KB - Virtual size: 28KB
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: 8KB - 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