Behavioral task
behavioral1
Sample
2024-02-18_f6fc7081761b5d420d69d836c2dcc268_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-18_f6fc7081761b5d420d69d836c2dcc268_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-02-18_f6fc7081761b5d420d69d836c2dcc268_cryptolocker
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Size
67KB
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MD5
f6fc7081761b5d420d69d836c2dcc268
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SHA1
8faaddb687c3613ee3aee924334165d2ada4f365
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SHA256
2a2c15c26792b0b97f1cdedb973b28b7c1b5e545e32195447218bc58d20506d4
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SHA512
4501145c2ec18c1ebb1f350ab817bc99717c4dea884540718bef2d179dace217c7dd5a4c2c7b1e51babb2ed0c892927701e50d6945b390be388fd50e07b7fd23
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj9aYaFAeBO:z6a+CdOOtEvwDpjQg
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 2024-02-18_f6fc7081761b5d420d69d836c2dcc268_cryptolocker
Files
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2024-02-18_f6fc7081761b5d420d69d836c2dcc268_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