Behavioral task
behavioral1
Sample
2024-02-25_7704dd2dfcbe8fe3e064a6f2d26fd969_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-25_7704dd2dfcbe8fe3e064a6f2d26fd969_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-25_7704dd2dfcbe8fe3e064a6f2d26fd969_cryptolocker
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Size
68KB
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MD5
7704dd2dfcbe8fe3e064a6f2d26fd969
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SHA1
85ce0d11e692bca30c3f0f4f22503e1dd07f98d0
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SHA256
910b4f41079ab8366ddd85eaf5024aebf8b76546abe3186fa4889a79a12c8184
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SHA512
e3076d6fc1bb8e6e75ca0262a32c9aac030965332d8670a7f3f1a4455bb9f51fe1e26444aa74c1de5369eb6aece7b751f21d90f756d5458b54c5c253b610ba38
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj9aYaFAeBVh:z6a+CdOOtEvwDpjQB
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 2024-02-25_7704dd2dfcbe8fe3e064a6f2d26fd969_cryptolocker
Files
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2024-02-25_7704dd2dfcbe8fe3e064a6f2d26fd969_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_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - 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