Behavioral task
behavioral1
Sample
2024-03-16_99b760dbad6ece67ba4f0b7fbbd3b3e0_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-16_99b760dbad6ece67ba4f0b7fbbd3b3e0_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-16_99b760dbad6ece67ba4f0b7fbbd3b3e0_cryptolocker
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Size
106KB
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MD5
99b760dbad6ece67ba4f0b7fbbd3b3e0
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SHA1
3bfc40d5cd090c66301ece6dcf901027d13bf260
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SHA256
59fc775cf18ed2cbcbe47afeecb163392603a6251395c184fe33351ab00d3f76
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SHA512
3b452e5217a0003651641a9c5236ce7002f80c4520fe8bf4f3ff8565b57493be10705648174ca6daf439296797a6189577871a022dc1cf07bdf3c632ce6db8e1
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjIHsalRn5iF1j6GksueeS:1nK6a+qdOOtEvwDpj1
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 2024-03-16_99b760dbad6ece67ba4f0b7fbbd3b3e0_cryptolocker
Files
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2024-03-16_99b760dbad6ece67ba4f0b7fbbd3b3e0_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