Behavioral task
behavioral1
Sample
2024-02-17_bd2840658aef5c352c0a01e7c7d15d43_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-02-17_bd2840658aef5c352c0a01e7c7d15d43_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-02-17_bd2840658aef5c352c0a01e7c7d15d43_cryptolocker
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Size
63KB
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MD5
bd2840658aef5c352c0a01e7c7d15d43
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SHA1
fc3c36f78cdb5bb0b351b004577fa422cab7089a
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SHA256
377df724379607ee9251808b61f42536d287513909a3c82699414c8a16cca565
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SHA512
ad78e588bd3e698c1325d57d1cb01bfbc6cffc607d37e7270c49f603ae044eb84d58f310fdedd815ed77bb3776c1d73cd0ce02e4351b30498edabbc0dc578aca
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mLZ5ka0a:zj+soPSMOtEvwDpj4kpmeLmQja
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 2024-02-17_bd2840658aef5c352c0a01e7c7d15d43_cryptolocker
Files
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2024-02-17_bd2840658aef5c352c0a01e7c7d15d43_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