Behavioral task
behavioral1
Sample
2024-05-25_869177cd724f6485e74943f17a59f219_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-25_869177cd724f6485e74943f17a59f219_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-25_869177cd724f6485e74943f17a59f219_cryptolocker
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Size
41KB
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MD5
869177cd724f6485e74943f17a59f219
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SHA1
7bf47a6f79849e0bc7d3b13d764eb1827bb2803d
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SHA256
5941b097bcc32ff4624fd7e0755788179f86834d207d01d1da0a04951be98c25
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SHA512
9b638cc080f08136a0bdacf99e62221ae8b2eb0db601805bc3e69f23564d4768ac9a81b532d0180d7040ee53c98d11192b6709c9360b52441ba6dc17af38ed0c
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SSDEEP
768:ba74zYcgT/EkdCQgpwXFXSqQXfj0xKV51:ba6YcA/Xk3wXFXSqAJV7
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 2024-05-25_869177cd724f6485e74943f17a59f219_cryptolocker
Files
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2024-05-25_869177cd724f6485e74943f17a59f219_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