Behavioral task
behavioral1
Sample
2024-02-24_b76ddeb3a95acc2aba90e63956e1a779_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-24_b76ddeb3a95acc2aba90e63956e1a779_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-24_b76ddeb3a95acc2aba90e63956e1a779_cryptolocker
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Size
78KB
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MD5
b76ddeb3a95acc2aba90e63956e1a779
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SHA1
362e8fd3d389a2bfb0daab2a8fa6208705a96e9f
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SHA256
5872256b36c763f2c9d261aebfa6a179194c7ea16b880c5531964939b57ddbb7
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SHA512
af73e64605bedb2d7d0b31951b5a1b5291ac58875d8b423ca01f2a91594feeb4cf83ccb1ca7d6ddb686a4ae4cd52027767b658558d9f756af0bd73f33c2d5853
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOA+YSP7g:T6a+rdOOtEvwDpjNO
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 2024-02-24_b76ddeb3a95acc2aba90e63956e1a779_cryptolocker
Files
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2024-02-24_b76ddeb3a95acc2aba90e63956e1a779_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