Behavioral task
behavioral1
Sample
2024-01-28_5f3be0c3e72c2d09822b1923c7aa049a_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-28_5f3be0c3e72c2d09822b1923c7aa049a_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-28_5f3be0c3e72c2d09822b1923c7aa049a_cryptolocker
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Size
90KB
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MD5
5f3be0c3e72c2d09822b1923c7aa049a
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SHA1
ad8dbb772f306043a324e7bdf3dfbe3d7a21e359
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SHA256
4d24df0cb943445bb875585b4ca486eaa7835e4b404126ffda4d2617cd57fc65
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SHA512
1fd7b55f10163763f8751d2884adb7260fd7db76e6ca039d7d9f04f9922df2da8179aaed2b496163a2652b019c34ab5cf0f7a38d67c2506d6292a8ddbe8eeed4
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRMy87UK:zCsanOtEvwDpjf
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 2024-01-28_5f3be0c3e72c2d09822b1923c7aa049a_cryptolocker
Files
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2024-01-28_5f3be0c3e72c2d09822b1923c7aa049a_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