Behavioral task
behavioral1
Sample
2024-01-29_a455a5ac2b42e1429ef1b7973bd05577_cryptolocker.exe
Resource
win7-20231129-en
Behavioral task
behavioral2
Sample
2024-01-29_a455a5ac2b42e1429ef1b7973bd05577_cryptolocker.exe
Resource
win10v2004-20231215-en
General
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Target
2024-01-29_a455a5ac2b42e1429ef1b7973bd05577_cryptolocker
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Size
67KB
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MD5
a455a5ac2b42e1429ef1b7973bd05577
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SHA1
a065b7e52f98d15552feac488a3f60751aa7159b
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SHA256
ca7bb1f83deeb3c41ab7ea18bcb45ff917a31a94936da9ea0d83fa283b6acdd9
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SHA512
b4526aa87d02055e5dd7e02e7401ab779307ab2173e117515e024dd5917540d83534b84f8bbdb8bcb7cbd1d6d120964e4bab22074ad7e30650f7f674d4792854
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SSDEEP
1536:z6QFElP6n+gKmddpMOtEvwDpj9aYaFAeBdN:z6a+CdOOtEvwDpjQt
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 2024-01-29_a455a5ac2b42e1429ef1b7973bd05577_cryptolocker
Files
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2024-01-29_a455a5ac2b42e1429ef1b7973bd05577_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_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