Behavioral task
behavioral1
Sample
2024-02-12_f8ec2d21c8f8a3c29cfdae7615f64dec_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-02-12_f8ec2d21c8f8a3c29cfdae7615f64dec_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-02-12_f8ec2d21c8f8a3c29cfdae7615f64dec_cryptolocker
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Size
64KB
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MD5
f8ec2d21c8f8a3c29cfdae7615f64dec
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SHA1
27c91bdf1301debb2168fda408684df01d3ef53f
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SHA256
f4b451f638486c88611f4427548ffc7bf89dfe2ab4278332bf9ad05cc448c28c
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SHA512
8ea3c80bdcc62143a5d7123e4a69330a0e326a18730ef3718bdacd2aab502a2fa8aa20bf2ea78051d2b882da745d74c6ed05d19354c564b10c33d034de34a233
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SSDEEP
1536:P8mnK6QFElP6n+gymddpMOtEvwDpjY6Uu:1nK6a+qdOOtEvwDpjP
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 2024-02-12_f8ec2d21c8f8a3c29cfdae7615f64dec_cryptolocker
Files
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2024-02-12_f8ec2d21c8f8a3c29cfdae7615f64dec_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
Sections
UPX0 Size: 20KB - Virtual size: 32KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 10KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.ap0x Size: 1024B - Virtual size: 785B
IMAGE_SCN_CNT_CODE
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE