Behavioral task
behavioral1
Sample
2024-02-13_244392ed2c255a19e765882c5dcf3fc7_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-13_244392ed2c255a19e765882c5dcf3fc7_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-02-13_244392ed2c255a19e765882c5dcf3fc7_cryptolocker
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Size
77KB
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MD5
244392ed2c255a19e765882c5dcf3fc7
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SHA1
bea009536845e9e7aec05291f15f6d9308865938
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SHA256
bea3617c461ba7b14c1e7d311204bb66ca928e5f7f4dcf63178d9e9f9d84ae20
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SHA512
78166ab99c5e359acc4dee3a34bbc7b10bbb4bef1e9feb92df9581e283e5895314992fc0b7c0742b0849c8a37cf194907ad639f18d924ff553b717049ad42762
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOA+YSafiPux:T6a+rdOOtEvwDpjNcb
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 2024-02-13_244392ed2c255a19e765882c5dcf3fc7_cryptolocker
Files
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2024-02-13_244392ed2c255a19e765882c5dcf3fc7_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