Behavioral task
behavioral1
Sample
2024-02-17_66ecee94b18102e8c10d2073866c9950_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-02-17_66ecee94b18102e8c10d2073866c9950_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-17_66ecee94b18102e8c10d2073866c9950_cryptolocker
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Size
63KB
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MD5
66ecee94b18102e8c10d2073866c9950
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SHA1
e82c5dc1de0c041aa1b40660cacbf8ad6dd2fd64
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SHA256
4e95352c67909899521ff90cc9966a1b954299abfb7b6573a0baf2c3efa9d147
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SHA512
253cb8b76975e0b4c6080e2242e70b7ebead9ce6ee6c14748469e7049902853c9cf4ad9dc59c2ae35dc1473ca4ed170968e198900eaa770aec94e993d5d22998
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SSDEEP
768:T6LsoEEeegiZPvEhHSG+gkum/kLyMro2GtOOtEvwDpjhXMLamkc8J5hRXT2Q:T6QFElP6n+gxmddpMOtEvwDpjwa3nTV
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 2024-02-17_66ecee94b18102e8c10d2073866c9950_cryptolocker
Files
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2024-02-17_66ecee94b18102e8c10d2073866c9950_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