Behavioral task
behavioral1
Sample
2024-01-25_decfa2990f348ee8b8acbf036b0a1ae8_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-25_decfa2990f348ee8b8acbf036b0a1ae8_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-25_decfa2990f348ee8b8acbf036b0a1ae8_cryptolocker
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Size
106KB
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MD5
decfa2990f348ee8b8acbf036b0a1ae8
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SHA1
65b895b2565c5530cad3f1f60189c6d5e3a373b2
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SHA256
3ab042f7e6905a4b60898def9f4f3ace7bb69861f06c918b8b6311e1203e60c6
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SHA512
c9b6fb6fabf65d2a9dac100268c2da19f1c5523343f5a6c11d8c4d601980eaa21afdf1a77e0225b2ac353d4f24b4e41fc45cae854cf6182f1c2708f80472093e
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalRn5iF1j6GksgER:1nK6a+qdOOtEvwDpjf
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 2024-01-25_decfa2990f348ee8b8acbf036b0a1ae8_cryptolocker
Files
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2024-01-25_decfa2990f348ee8b8acbf036b0a1ae8_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
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ap0x Size: 1024B - Virtual size: 785B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE