Behavioral task
behavioral1
Sample
2024-02-12_94b356c0bf5827d4ec9a9b662f94fec7_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-02-12_94b356c0bf5827d4ec9a9b662f94fec7_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-02-12_94b356c0bf5827d4ec9a9b662f94fec7_cryptolocker
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Size
110KB
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MD5
94b356c0bf5827d4ec9a9b662f94fec7
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SHA1
17f37b881d001e173859d1f728cd80ad7c933fc6
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SHA256
f207aabce8fb55fce59c3b03b0ae2b4b8426a3e62c55e0fbfc70a453707eecd1
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SHA512
248373bc174e53ac5cf2c09c401ec4aab8982997cf3effedeac100b783d011a412cba5ad0bd72eb10a5e0157eb72f32ac54d63ba396fafa6d45497ff6c8fc260
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjCGYQbN/PKwMgq:T6a+rdOOtEvwDpjLzm
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 2024-02-12_94b356c0bf5827d4ec9a9b662f94fec7_cryptolocker
Files
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2024-02-12_94b356c0bf5827d4ec9a9b662f94fec7_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