Behavioral task
behavioral1
Sample
2024-05-30_2691a7a5de458c06a27a18b5de61bfc7_cryptolocker.exe
Resource
win7-20240508-en
Behavioral task
behavioral2
Sample
2024-05-30_2691a7a5de458c06a27a18b5de61bfc7_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-30_2691a7a5de458c06a27a18b5de61bfc7_cryptolocker
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Size
93KB
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MD5
2691a7a5de458c06a27a18b5de61bfc7
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SHA1
68a714d95a01fe322950678d649fdb4d21b06c77
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SHA256
42b0843d3432247ea11ec2bff8a6d030cdf3d98dc0656fede57ca388df891610
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SHA512
fbf9828a5c822bf79734edd4ba0412e54f9ae58821de984e740bdc470ca2b7b684a0b72d193b3f4e77561fb2220e46264c4dedb36889c4790b141073a7ba2302
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjhWpR1F:zCsanOtEvwDpj//
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 2024-05-30_2691a7a5de458c06a27a18b5de61bfc7_cryptolocker
Files
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2024-05-30_2691a7a5de458c06a27a18b5de61bfc7_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