Behavioral task
behavioral1
Sample
2024-05-26_bf15dc59d89a4fe3eaf06d585d45303b_cryptolocker.exe
Resource
win7-20240419-en
Behavioral task
behavioral2
Sample
2024-05-26_bf15dc59d89a4fe3eaf06d585d45303b_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-26_bf15dc59d89a4fe3eaf06d585d45303b_cryptolocker
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Size
77KB
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MD5
bf15dc59d89a4fe3eaf06d585d45303b
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SHA1
d30254e43221004855e15e053c6a0d27d210e7d9
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SHA256
59e60da38750bcb97c857339410a5e97e0c86d0c28129c7565e941c246f62152
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SHA512
50409a89aba1616a05defb4b4b0c776486bdff07076ed32b194f07b3642582f5606b993a35d3bc8f966a52f1cc07a378fce4e7897565077534bc83979ab42162
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOAkXtBdxPUxB1T:T6a+rdOOtEvwDpjNtHPI
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 2024-05-26_bf15dc59d89a4fe3eaf06d585d45303b_cryptolocker
Files
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2024-05-26_bf15dc59d89a4fe3eaf06d585d45303b_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_CODE
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