Behavioral task
behavioral1
Sample
2024-06-20_d10c8b879c1b3da0b2e1208d9b0cacac_cryptolocker.exe
Resource
win7-20240611-en
Behavioral task
behavioral2
Sample
2024-06-20_d10c8b879c1b3da0b2e1208d9b0cacac_cryptolocker.exe
Resource
win10v2004-20240611-en
General
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Target
2024-06-20_d10c8b879c1b3da0b2e1208d9b0cacac_cryptolocker
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Size
54KB
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MD5
d10c8b879c1b3da0b2e1208d9b0cacac
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SHA1
83db4b15af402ba58cd9871ec4260e771673f479
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SHA256
7f489d2497df9c681b7b7c27c3dda7a76397f29f421405907f0af938d7137c82
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SHA512
0d955dc4f358f3aea241c18c2d59cc05241c527105a1d79f30a49445463d262f9e53d2ebaaca2716f261ab848f9a6b7651c63448e350ff140192e6c0aaa1b9cf
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SSDEEP
768:bco/2n1TCraU6GD1P2wZEjbhxnbcuyD7U9kXDn62tH/1/LpPFPK:b7/y28wZEjbnouy8G76iH/NLpE
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 2024-06-20_d10c8b879c1b3da0b2e1208d9b0cacac_cryptolocker
Files
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2024-06-20_d10c8b879c1b3da0b2e1208d9b0cacac_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: 17KB - Virtual size: 24KB
IMAGE_SCN_CNT_UNINITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
UPX1 Size: 12KB - Virtual size: 12KB
IMAGE_SCN_CNT_INITIALIZED_DATA
IMAGE_SCN_MEM_EXECUTE
IMAGE_SCN_MEM_READ
IMAGE_SCN_MEM_WRITE
.rsrc Size: 9KB - 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