Behavioral task
behavioral1
Sample
2024-03-25_b7298b59cd90adf8efdb32f0b606e594_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-03-25_b7298b59cd90adf8efdb32f0b606e594_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-25_b7298b59cd90adf8efdb32f0b606e594_cryptolocker
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Size
62KB
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MD5
b7298b59cd90adf8efdb32f0b606e594
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SHA1
d937221cec03b694d9d2444ee526da5563240190
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SHA256
0cb4eefb31dfe085b672e23a5d88300174917116f839586c556f428d438a6f9d
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SHA512
5cbcd5a88df64f5609aaa99eb63c408aabc2b52cafb2c4d7365d109af26582e6ecb8677eb1eaa2e11cf619284cc36937334e17adc4d3d8bac8289f8e3c5178db
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SSDEEP
768:T6LsoEEeegiZPvEhHSG+gkum/kLyMro2GtOOtEvwDpjhXMLamkc8J5SaG:T6QFElP6n+gxmddpMOtEvwDpjwa3xG
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 2024-03-25_b7298b59cd90adf8efdb32f0b606e594_cryptolocker
Files
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2024-03-25_b7298b59cd90adf8efdb32f0b606e594_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