Behavioral task
behavioral1
Sample
2024-03-06_f5c3a5d029f7afab7c0e600d5560afbc_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-06_f5c3a5d029f7afab7c0e600d5560afbc_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-06_f5c3a5d029f7afab7c0e600d5560afbc_cryptolocker
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Size
118KB
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MD5
f5c3a5d029f7afab7c0e600d5560afbc
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SHA1
25c38d16be85f5d9b88ad1b43a2438790fc5e325
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SHA256
ee29228c24b6c2eddbae9a766bb6ab31b5738c28e048bda68f0ae22289b5827c
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SHA512
80031ce0f650374ef8a684ae2d0596721e72fa0dab33df5f43c44e139d14152c90afb8e44e324092f2d1c84fcc33bbaf33452a832cabc416e7b6dbcc8453a6b1
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp01rBEN:z6a+CdOOtEvwDpjczE
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 2024-03-06_f5c3a5d029f7afab7c0e600d5560afbc_cryptolocker
Files
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2024-03-06_f5c3a5d029f7afab7c0e600d5560afbc_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