Behavioral task
behavioral1
Sample
2024-03-18_261d51a5d5aea1a4ef4c9bbda2aa0101_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-18_261d51a5d5aea1a4ef4c9bbda2aa0101_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-18_261d51a5d5aea1a4ef4c9bbda2aa0101_cryptolocker
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Size
63KB
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MD5
261d51a5d5aea1a4ef4c9bbda2aa0101
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SHA1
18c899d8b9e380c14ac02b56a4a6c5659c394df0
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SHA256
ee77cac6b75cb04fcf5c1773e22c32c6532c3df01495d25406a59a8d7e3366fd
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SHA512
b3de8fd0f9b49a0d20730a2e2cbaf7fb41f77b098b3504d31b02ab0c05a9a4ae1885859081328765036c29efe01791da22074fbe911e4ee056f19eb9b7cc88b6
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mLZ5k5r3:zj+soPSMOtEvwDpj4kpmeLmQ9
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 2024-03-18_261d51a5d5aea1a4ef4c9bbda2aa0101_cryptolocker
Files
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2024-03-18_261d51a5d5aea1a4ef4c9bbda2aa0101_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