Behavioral task
behavioral1
Sample
2024-03-27_a62fcb853dd62c18ddb1c872a36701e0_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-03-27_a62fcb853dd62c18ddb1c872a36701e0_cryptolocker.exe
Resource
win10v2004-20240226-en
General
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Target
2024-03-27_a62fcb853dd62c18ddb1c872a36701e0_cryptolocker
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Size
116KB
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MD5
a62fcb853dd62c18ddb1c872a36701e0
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SHA1
0469e056e1330d29ee2bc9143f6d5918c687b540
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SHA256
37bec8b775587302ce9f078fc27a87760799679919da444938f01d2dd9fe39cc
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SHA512
ee13089b8e9f94326315000391e52753ee56f95922fbf6605e1851a668cfb0ed309c4238f514c37f448b9da8056f2898cba3f6ae83cd65aaba205ddc8ad5746e
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjCGYQbN/PKwNgerar/53o:T6a+rdOOtEvwDpjLzf
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 2024-03-27_a62fcb853dd62c18ddb1c872a36701e0_cryptolocker
Files
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2024-03-27_a62fcb853dd62c18ddb1c872a36701e0_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