Behavioral task
behavioral1
Sample
2024-02-03_0de52aa774950d41b83a1de368848dd9_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-03_0de52aa774950d41b83a1de368848dd9_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-02-03_0de52aa774950d41b83a1de368848dd9_cryptolocker
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Size
64KB
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MD5
0de52aa774950d41b83a1de368848dd9
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SHA1
1cbe8b08003b0494f1d6b8887526d478490602e8
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SHA256
65ec1548c2dc18b74c780e717c637ab0f1f661ac1acf2eff610fcb52ed24235d
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SHA512
2a50af9d69a1ac7e3818cb6e914f8344ea7cbef6d4e4fa1df8f6c085c1b7c7fc93ecc07adab4608d7ac1ecedaa57f1b16b4d4e17e5f6555a170b858bd7d48126
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SSDEEP
768:z6LsoEEeegiZPvEhHSG+gxvum/kLyMro2GtOOtEvwDpj/:z6QFElP6n+gxWmddpMOtEvwDpj
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 2024-02-03_0de52aa774950d41b83a1de368848dd9_cryptolocker
Files
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2024-02-03_0de52aa774950d41b83a1de368848dd9_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_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