Behavioral task
behavioral1
Sample
2024-03-09_23d95c0e39d5b1fcd9b7b176a12578d0_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-09_23d95c0e39d5b1fcd9b7b176a12578d0_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-09_23d95c0e39d5b1fcd9b7b176a12578d0_cryptolocker
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Size
149KB
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MD5
23d95c0e39d5b1fcd9b7b176a12578d0
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SHA1
04acf774d969d62d33286cd2f62a1fa37f64d9b9
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SHA256
bf275a8c9b379b6471bd163f83ef3ab019457b11196ea77be9753b2f6ccf8e58
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SHA512
968c713fbe45ac701d47ee6fa4c54e8029c856aff479656bec6729a29cfc16593f517816c301bbe3d761c32a2776305ae54683f319834055f2562e7727b81997
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp699GNtL1e2o:z6a+CdOOtEvwDpjczP
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 2024-03-09_23d95c0e39d5b1fcd9b7b176a12578d0_cryptolocker
Files
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2024-03-09_23d95c0e39d5b1fcd9b7b176a12578d0_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