Behavioral task
behavioral1
Sample
2024-02-24_17b39258258bcf17e08b01ec09ebdfba_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-24_17b39258258bcf17e08b01ec09ebdfba_cryptolocker.exe
Resource
win10v2004-20240221-en
General
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Target
2024-02-24_17b39258258bcf17e08b01ec09ebdfba_cryptolocker
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Size
117KB
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MD5
17b39258258bcf17e08b01ec09ebdfba
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SHA1
3f1d3734520803e9b02de0b3f76a9442b64ee60b
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SHA256
63dd44893caf0b2e9af3537ab130709ef48ffcfe32515b95991c31f2124f385f
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SHA512
f3f826afedbdaa4d96a84a013869a559eb255a51cbefd9b3ea2603bbcbda2eaca7e3a747776a6185dcd6837113518eacca6642064acd86351b2ffb4bed3c2755
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj3GYQbN/PKwNgp01H:z6a+CdOOtEvwDpjczF
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_17b39258258bcf17e08b01ec09ebdfba_cryptolocker
Files
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2024-02-24_17b39258258bcf17e08b01ec09ebdfba_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