Behavioral task
behavioral1
Sample
2024-06-12_88ae0db8efc542514e502fc874629bfb_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-06-12_88ae0db8efc542514e502fc874629bfb_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-06-12_88ae0db8efc542514e502fc874629bfb_cryptolocker
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Size
36KB
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MD5
88ae0db8efc542514e502fc874629bfb
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SHA1
a5d615268b9300e3eb0cb0369f17f76ce31c9ce5
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SHA256
df4f0b4b82b95f73e4118e7365155e90d9aca9b2a0a0dce9c5f0585d261e3528
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SHA512
5597493bce7c208b89537d72e20db8146e0876d44d89b87f93c538ff82a0964a95cca81de482ffe237d74d9f91e2ce6b4238f75559a0daa15ac92eac0d3bced1
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SSDEEP
768:bSOjawZEjbhxnbcuyD7U9kXfn62tH/1/LpPFPP:bSO2wZEjbnouy8Gv6iH/NLpV
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
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 2024-06-12_88ae0db8efc542514e502fc874629bfb_cryptolocker
Files
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2024-06-12_88ae0db8efc542514e502fc874629bfb_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: - Virtual size: 24KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 12KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 9KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE