Behavioral task
behavioral1
Sample
2024-05-10_7b7011798500a1e95f232197a173f682_cryptolocker.exe
Resource
win7-20240221-en
Behavioral task
behavioral2
Sample
2024-05-10_7b7011798500a1e95f232197a173f682_cryptolocker.exe
Resource
win10v2004-20240508-en
General
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Target
2024-05-10_7b7011798500a1e95f232197a173f682_cryptolocker
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Size
40KB
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MD5
7b7011798500a1e95f232197a173f682
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SHA1
cb81329388de6686d8cf6b36ae8d977fa081efe4
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SHA256
66f8d76bbd4e923ca54d310fa8e6b96fd243b208c1f6f6ca5b46859542340678
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SHA512
16d14104fb06e632d70e7c4b1fdd9a9adb62bfbdbdbfe0267363dff2e6b87f75c96032b590ea8ab8f4713443dc47d56e9225fd2d59791b767fca64aa974ae070
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SSDEEP
384:ba74uGLLQRcsdeQ72ngEr4K7YmE8j6CQYnrz1ZhdaXFXSCVQTLfjDpXqxKHBYE:ba74zYcgT/EkdCQgpwXFXSqQXfj0xKKE
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 2024-05-10_7b7011798500a1e95f232197a173f682_cryptolocker
Files
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2024-05-10_7b7011798500a1e95f232197a173f682_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