Behavioral task
behavioral1
Sample
2024-05-25_ca4069d4ba76faa3678f3d25e8347172_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-25_ca4069d4ba76faa3678f3d25e8347172_cryptolocker.exe
Resource
win10v2004-20240426-en
General
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Target
2024-05-25_ca4069d4ba76faa3678f3d25e8347172_cryptolocker
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Size
91KB
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MD5
ca4069d4ba76faa3678f3d25e8347172
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SHA1
ca3b97b03b3b5049d73cde2111821ba53615f821
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SHA256
a6f0f0c14a4dde07b3d6d9706d821b3cfd7dda7b73a380d3064b466a8be8f048
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SHA512
d4942ba428d5c5995be9eea24a1aa2c377f5ba408729812e34fe075d738e55802ba37b36b4809e2b437cdbd3a68c94dcb22c5abe8d7511d902dc125976116428
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SSDEEP
1536:n6QFElP6n+g9u9cvMOtEvwDpjYYTjipvF2bx1PQAA/U:n6a+1SEOtEvwDpjYYvQd2P7
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 2024-05-25_ca4069d4ba76faa3678f3d25e8347172_cryptolocker
Files
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2024-05-25_ca4069d4ba76faa3678f3d25e8347172_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_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: 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