Behavioral task
behavioral1
Sample
2024-04-08_7cafb9e5a3d3e863f6cbcf1b460b6b62_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-08_7cafb9e5a3d3e863f6cbcf1b460b6b62_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-04-08_7cafb9e5a3d3e863f6cbcf1b460b6b62_cryptolocker
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Size
147KB
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MD5
7cafb9e5a3d3e863f6cbcf1b460b6b62
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SHA1
575fac85ec0fd8cf7147ae502771663237789c8d
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SHA256
fa1b390bb0b5313d4baf9ea3b9ed2f67d8eb8600ba3c856bb43a9c48359a74dc
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SHA512
4bc7af886518d64212d17045dd005ac889d2309ba3cb385dbb26bf7b81ca9ba7d0218486b9787af931c4c5935412f9176e45a83c1e09001fc22987ba7460bff6
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp699GNtL1eH:z6a+CdOOtEvwDpjcz9
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 2024-04-08_7cafb9e5a3d3e863f6cbcf1b460b6b62_cryptolocker
Files
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2024-04-08_7cafb9e5a3d3e863f6cbcf1b460b6b62_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