Behavioral task
behavioral1
Sample
2024-05-20_620d9b27b43c4c98a7465425080e2f38_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-20_620d9b27b43c4c98a7465425080e2f38_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-20_620d9b27b43c4c98a7465425080e2f38_cryptolocker
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Size
59KB
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MD5
620d9b27b43c4c98a7465425080e2f38
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SHA1
052ee93c3445e3777646e9edac7c30ff5d27cc88
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SHA256
a836685785c3c0223010c437ebabcc56836b9c92fab9c07b60aa2f3147671d8a
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SHA512
56cea64056eaa68fc35b2ef124ceae2265113f08335f46a1a8b7bca2ffc9b8113067a9c25eefeb08a9cb8e8c3a80625118c1b84f081b83ff4088ed807a6a3427
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SSDEEP
768:H6LsoEEeegiZPvEhHSG+gk5NQXtckstOOtEvwDpjhBaD3TUogs/VXpAP6pW:H6QFElP6n+gou9cvMOtEvwDpjCpVX0
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 2024-05-20_620d9b27b43c4c98a7465425080e2f38_cryptolocker
Files
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2024-05-20_620d9b27b43c4c98a7465425080e2f38_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: 11KB - 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