Behavioral task
behavioral1
Sample
2024-01-19_cd04e2ed98ace05664edb59305d9d4a4_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-19_cd04e2ed98ace05664edb59305d9d4a4_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-01-19_cd04e2ed98ace05664edb59305d9d4a4_cryptolocker
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Size
61KB
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MD5
cd04e2ed98ace05664edb59305d9d4a4
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SHA1
c2c45299a5abdd84f58559d77a385fab8f1ae6cb
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SHA256
3a20e87e9a10ba6d1d31e37423f0f5d882089aad386785c7867bf4ce5412e6ea
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SHA512
1f91d9641ef98e5f91495d7d4ac7e5c79601b3915a1b198830301df30e485db4052d3afdf0365a26e8e07d39d30bd0586ab368634a04bdf2309579dd3bf8beac
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mLZ5ks:zj+soPSMOtEvwDpj4kpmeLmQs
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 2024-01-19_cd04e2ed98ace05664edb59305d9d4a4_cryptolocker
Files
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2024-01-19_cd04e2ed98ace05664edb59305d9d4a4_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