Behavioral task
behavioral1
Sample
2024-02-28_8e51e899b30358c74067b2813249b5b9_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-02-28_8e51e899b30358c74067b2813249b5b9_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-02-28_8e51e899b30358c74067b2813249b5b9_cryptolocker
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Size
62KB
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MD5
8e51e899b30358c74067b2813249b5b9
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SHA1
4ffbd1fc55a097c2204d04528c3dd1b2f31f6b3e
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SHA256
b407585752a74ea8d079778d71e374aee47ab2e9d6f6fafae88cbafc01194bca
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SHA512
d32a556f6a5b6f0e63a28aeeb3729e5b2aba86938c2ef3f6576a7346bf616e29b9e8256c542df65143e5862a9ff42213cb7d1350bb62e3ac0a524b79fd3feba6
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SSDEEP
768:zQz7yVEhs9+syJP6ntOOtEvwDpjFelaB7yBEY9Su8F5mnVPw9:zj+soPSMOtEvwDpj4kpmeLmnu
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 2024-02-28_8e51e899b30358c74067b2813249b5b9_cryptolocker
Files
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2024-02-28_8e51e899b30358c74067b2813249b5b9_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