Behavioral task
behavioral1
Sample
2024-04-15_a49070c3b9de1c3bbc010535e195647e_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-04-15_a49070c3b9de1c3bbc010535e195647e_cryptolocker.exe
Resource
win10v2004-20240412-en
General
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Target
2024-04-15_a49070c3b9de1c3bbc010535e195647e_cryptolocker
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Size
78KB
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MD5
a49070c3b9de1c3bbc010535e195647e
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SHA1
c0e03b55072b1100b5aff63059e492a0f18b2fac
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SHA256
99b47830c57faa42e3b0bd98db002b0d4765ca5a74652d4290990bf6a16d20aa
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SHA512
e2bb4e416f3a89e3d9322aedd3b8d668a3b7bac4b65670226114aeba2276ad35b4c6d6af8efad672e6dab64d8bd2dcf88251a1ddb7f1461c2d76b5d5eec7daba
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SSDEEP
1536:T6QFElP6n+gxmddpMOtEvwDpjwaxTNUOA+YSafiPuqI:T6a+rdOOtEvwDpjNcT
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 2024-04-15_a49070c3b9de1c3bbc010535e195647e_cryptolocker
Files
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2024-04-15_a49070c3b9de1c3bbc010535e195647e_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