Behavioral task
behavioral1
Sample
2024-03-12_959da4b0c7fa0dfd6c618aa9784c7d1f_cryptolocker.exe
Resource
win7-20240220-en
Behavioral task
behavioral2
Sample
2024-03-12_959da4b0c7fa0dfd6c618aa9784c7d1f_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-12_959da4b0c7fa0dfd6c618aa9784c7d1f_cryptolocker
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Size
66KB
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MD5
959da4b0c7fa0dfd6c618aa9784c7d1f
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SHA1
0b1fe1315767ba9dc01fece1346a43f0aba8f7dc
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SHA256
e4aa43206022ea270448c66cac66f0f12cefbfb9936cf2c294f010174407d1e6
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SHA512
ae1188f96b4547bd30346c2695232696d8426252bfa9fe07387357949323880d1b3b776958e3f6423842c25bcd8d877324a23babfc929dee642309cfa25ddfb4
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUa1FT:T6a+rdOOtEvwDpjNz
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 2024-03-12_959da4b0c7fa0dfd6c618aa9784c7d1f_cryptolocker
Files
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2024-03-12_959da4b0c7fa0dfd6c618aa9784c7d1f_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