Behavioral task
behavioral1
Sample
2024-01-25_97a24af89781422ee1e80bf6be8962e9_cryptolocker.exe
Resource
win7-20231215-en
Behavioral task
behavioral2
Sample
2024-01-25_97a24af89781422ee1e80bf6be8962e9_cryptolocker.exe
Resource
win10v2004-20231222-en
General
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Target
2024-01-25_97a24af89781422ee1e80bf6be8962e9_cryptolocker
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Size
91KB
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MD5
97a24af89781422ee1e80bf6be8962e9
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SHA1
539494c623e62c7eec562d198b98d559a0987650
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SHA256
82dbbaa987a5c959e5f6b2800d0f11948b6fd70d9ec18b92b56b9481c456ac97
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SHA512
1888127ec0c0744d1fefc477face9e5e224f8c699137dc655fb3cf97b420d4b2565b3e0e35bff86e5e5ee9a3e4cadb6ab2fadf1d31b3f6b57b706763595aafd3
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SSDEEP
1536:zj+soPSMOtEvwDpj4ktBl01hJl8QAPM8Ho6cRDjgx/s:zCsanOtEvwDpjBs
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 2024-01-25_97a24af89781422ee1e80bf6be8962e9_cryptolocker
Files
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2024-01-25_97a24af89781422ee1e80bf6be8962e9_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