Behavioral task
behavioral1
Sample
2024-06-03_6836a4e25315d4876ae5865156b4fc71_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-06-03_6836a4e25315d4876ae5865156b4fc71_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-06-03_6836a4e25315d4876ae5865156b4fc71_cryptolocker
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Size
42KB
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MD5
6836a4e25315d4876ae5865156b4fc71
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SHA1
653d5a022afac42b004d63708453d9946fe88ae3
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SHA256
b6cda5939dc817fc1dd80493a189087a834e040a9b4af633ae0a49db8e688550
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SHA512
a018209253182f26bb77c9f984b39cff1946458edcdbccc4d24328c1ac685853dd9e2227c1f25188062d0ed60e34feb691690960310183c3acdee4c20d1177e7
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SSDEEP
768:bO74zYcgT/EkdCQgpwXFXSqQXfj0xKsJ+H:bO6YcA/Xk3wXFXSqAJB
Malware Config
Signatures
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Detection of CryptoLocker Variants 1 IoCs
resource yara_rule sample CryptoLocker_rule2 -
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 2024-06-03_6836a4e25315d4876ae5865156b4fc71_cryptolocker
Files
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2024-06-03_6836a4e25315d4876ae5865156b4fc71_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: 16KB - Virtual size: 28KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 11KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 8KB - 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